CN111121428A - Recovered drying device for pulverizing glass fiber cloth - Google Patents
Recovered drying device for pulverizing glass fiber cloth Download PDFInfo
- Publication number
- CN111121428A CN111121428A CN201911290276.7A CN201911290276A CN111121428A CN 111121428 A CN111121428 A CN 111121428A CN 201911290276 A CN201911290276 A CN 201911290276A CN 111121428 A CN111121428 A CN 111121428A
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- China
- Prior art keywords
- box
- side wall
- wall
- glass fiber
- fiber cloth
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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
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B13/00—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement
- F26B13/004—Drying ribbons
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the technical field of glass fiber materials, and discloses a drying device for pulverizing recycled glass fiber cloth, which comprises a box body, wherein openings are formed in the left side wall and the right side wall of the box body, compression rollers are fixed on the openings, a heating box is fixedly installed on the inner bottom wall of the box body, an air inlet is formed in the lower end of the right side wall of the heating box, heating plates which are distributed in a staggered mode are fixed on the left inner side wall and the right inner side wall of the heating box, a guide pipe is communicated with the top of the heating box, an exhaust fan is fixedly installed on the guide pipe, a blowing cover is communicated with the top end of the guide pipe, a sealing box and a dehumidifying box are fixedly installed on the inner top wall of the box body, a piston is movably arranged between the upper inner wall and the lower inner wall of the sealing box, a push. The invention solves the problems of too simple structure, poor drying effect and unstable quality of the conventional glass fiber cloth recycling and drying device.
Description
Technical Field
The invention relates to the technical field of glass fiber materials, in particular to a drying device for preparing recycled glass fiber cloth powder.
Background
The glass fiber plaid is a plain woven fabric of twistless roving and is an important base material for manually pasting the glass fiber reinforced plastic. The strength of the checkered cloth is mainly in the warp and weft directions of the fabric, and unidirectional cloth can be woven for occasions requiring high warp or weft strength, and more untwisted roving, single-warp cloth and single-weft cloth can be arranged in the warp or weft direction.
Can make likepowder after the glass fiber cloth retrieves, through processing, use once more, thereby the resource has been practiced thrift, all need carry out the stoving of high temperature before the glass fiber cloth retrieves crushing, it can be better to ensure the glass fiber powder quality after smashing, and current retrieve the device structure of stoving to proportion fiber cloth is comparatively simple, still contain moisture in the glass fiber powder after smashing, and the time of processing is longer, temperature control is inhomogeneous, the phenomenon that burnt paste appears in the partial position that leads to the cloth, the quality is unstable.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a drying device for preparing powder from recycled glass fiber cloth, and solves the problems of too simple structure, poor drying effect and unstable quality of the conventional drying device for recycling glass fiber cloth.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a drying device for recycled glass fiber cloth powder making comprises a box body, wherein openings are formed in the left side wall and the right side wall of the box body, compression rollers are fixed on the openings, a heating box is fixedly installed on the inner bottom wall of the box body, an air inlet is formed in the lower end of the right side wall of the heating box, heating plates which are distributed in a staggered mode are fixed on the left inner side wall and the right inner side wall of the heating box, the top of the heating box is communicated with a guide pipe, an exhaust fan is fixedly installed on the guide pipe, and the top end of;
the inner top wall of the box body is fixedly provided with a seal box and a dehumidifying box, a piston is movably arranged between the upper inner wall and the lower inner wall of the seal box, a push rod is fixed on the right side wall of the piston, the other end of the push rod penetrates through the right side wall of the seal box and extends to the outside of the seal box and is fixedly connected with a touch panel, two springs are fixed on the side wall of the touch panel and a support of the side wall of the seal box, the upper end of the left side wall of the seal box is communicated with an air outlet pipe, the other end of the air outlet pipe is communicated with the dehumidifying box, the left side wall of the dehumidifying box is provided with a through hole, the left end of the bottom of the seal box is communicated with an air extracting pipe, one-way valves are fixedly installed on the air extracting;
the inner wall at the box back is fixed with the motor, the output shaft of motor is fixed with cam and first band pulley through the pivot, and the outer disc of cam is contradicted with conflict piece lateral wall mutually, and the inner wall middle part at the box back rotates the bull stick that is connected with a plurality of levels and sets up, and has all cup jointed the second band pulley on the bull stick and change the fan, and connects through first belt drive between a plurality of second band pulleys, has cup jointed the third band pulley on the bull stick that is located the rightmost side, and the third band pulley passes through the second belt and is connected with first band pulley drive.
Preferably, an activated carbon adsorption layer is arranged between the inner top wall and the inner bottom wall of the dehumidification box.
Preferably, the heating plate located at the lower left is located above the air inlet of the heating box.
Preferably, the top of the air blowing cover is provided with a plurality of air outlet holes which are arranged in a rectangular shape.
Preferably, the one-way valve on the air exhaust pipe is an air inlet valve, and the one-way valve on the air outlet pipe is an air outlet valve.
Preferably, the rotating fan comprises a rotating drum and a plurality of fan blades, and the fan blades are annularly fixed on the outer circle of the rotating drum.
Preferably, a box door is arranged on the box body, an observation window is arranged on the box door, and the observation window is made of toughened glass.
Preferably, the bottom of the blowing hood is fixed with the top of the heating box through a fixing block, and the bottom of the sealing box is fixed with the top of the transverse pipe through a fixing block.
(III) advantageous effects
Compared with the prior art, the invention provides a drying device for preparing powder from recycled glass fiber cloth, which has the following beneficial effects:
1. according to the invention, through the arrangement of the first belt wheel, the second belt wheel and the point belt wheels, under the action of the first belt and the second belt, the rotating fan is driven by the motor to rotate, and the airflow which is blown out by the blowing cover and dried by the glass fiber cloth is flared upwards, so that the flowability of the airflow is increased, and meanwhile, the suction of the suction cover on wet airflow is facilitated.
2. According to the invention, the heating plates are arranged in a staggered manner, so that the contact area and the time length of airflow passing through the three heating plates can be increased, the heat energy can be fully and effectively utilized, and the resources are saved.
3. According to the invention, through the arranged air blowing cover, hot air can be blown to the surface of the glass fiber cloth more uniformly in a larger range, so that the glass fiber cloth is heated very uniformly, the scorching phenomenon caused by overheating of partial positions is avoided, the quality of the dried cloth is ensured, and meanwhile, the working efficiency is also improved.
4. According to the invention, the sealing box, the exhaust pipe, the air outlet pipe, the spring and the one-way valve are arranged, and the belt wheel drives the cam to move left and right, so that the air suction cover can continuously exhaust air to the dehumidifying box, and the air is exhausted into the box body again after being filtered by the active carbon adsorption layer on the dehumidifying box, so that moisture is removed, the drying effect is improved, and hot air flow is effectively remained in the box body to avoid dissipation, thereby retaining heat energy, saving resources and reducing cost.
Drawings
FIG. 1 is a front view of a drying apparatus for pulverizing recycled glass fiber cloth according to the present invention;
FIG. 2 is a sectional view of a drying apparatus for pulverizing recycled glass fiber cloth according to the present invention;
FIG. 3 is a front view of the blower housing of the present invention;
fig. 4 is a side view of the cam in cooperation with the motor of the present invention.
In the figure: the device comprises a box body 1, a press roller 2, a heating box 3, a heating plate 4, a guide pipe 5, an exhaust fan 6, a blowing cover 7, a sealing box 8, a dehumidifying box 9, a piston 10, a push rod 11, a contact plate 12, a spring 13, an air outlet pipe 14, an air exhaust pipe 15, a check valve 16, a transverse pipe 17, an air suction cover 18, a motor 19, a cam 20, a first belt wheel 21, a rotating rod 22, a second belt wheel 23, a rotating fan 24, a rotating drum 241, fan blades 242, a third belt wheel 25 and an active carbon adsorption layer 26.
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.
As shown in fig. 1 to 4, the present invention provides a technical solution: a drying device for recycled glass fiber cloth powder making comprises a box body 1, wherein openings are formed in the left side wall and the right side wall of the box body 1, compression rollers 2 are fixed on the openings, a box door is arranged on the box body 1, an observation window is arranged on the box door and made of toughened glass materials, the device is convenient to maintain, the working condition of the interior of the device can be observed through the observation window, the work can be done timely, a heating box 3 is fixedly arranged on the inner bottom wall of the box body 1, an air inlet is formed in the lower end of the right side wall of the heating box 3, heating plates 4 which are distributed in a staggered mode are fixed on the left inner side wall and the right inner side wall of the heating box 3, the heating plates 4 which are positioned on the left lower portion are positioned above the air inlet of the heating box 3, a guide pipe 5 is communicated with the top of the heating box 3, an exhaust fan 6 is fixedly arranged on the guide, the bottom of the blowing hood 7 and the top of the heating box 3 are fixed through a fixing block, and the bottom of the sealing box 8 and the top of the transverse pipe 17 are also fixed through the fixing block, so that the stability of the transverse pipe 17 and the blowing hood 7 during working is improved;
a sealing box 8 and a dehumidifying box 9 are fixedly arranged on the inner top wall of the box body 1, an activated carbon adsorption layer 26 is arranged between the inner top wall and the inner bottom wall of the dehumidifying box 9, a piston 10 is movably arranged between the upper inner wall and the lower inner wall of the sealing box 8, a push rod 11 is fixed on the right side wall of the piston 10, the other end of the push rod 11 penetrates through the right side wall of the sealing box 8 and extends to the outside of the sealing box and is fixedly connected with a touch plate 12, two springs 13 are fixed on the side wall of the touch plate 12 and a side wall support of the sealing box 8, the upper end of the left side wall of the sealing box 8 is communicated with an air outlet pipe 14, the other end of the air outlet pipe 14 is communicated with the dehumidifying box 9, a through hole is formed in the left side wall of the dehumidifying box 9, an air exhaust pipe 15 is communicated with the left end of the bottom of the sealing box 8, a one-way valve 16 on the air exhaust pipe 15 is an air inlet valve, the bottom of the outer circle surface of the horizontal pipe 17 is communicated with a plurality of air suction hoods 18;
the inner wall at the 1 back of box is fixed with motor 19, the output shaft of motor 19 is fixed with cam 20 and first band pulley 21 through the pivot, and the excircle of cam 20 is inconsistent with conflict piece 12 lateral wall, the inner wall middle part at the 1 back of box rotates the bull stick 22 that is connected with a plurality of levels and sets up, and all cup jointed the second band pulley 23 on the bull stick 22 and change fan 24, and connect through first belt drive between a plurality of second band pulleys 23, it includes rotary drum 241 and a plurality of flabellum 242 to change fan 24, a plurality of flabellum 242 are the annular and fix on the excircle of commentaries on classics bucket 241, it has cup jointed third band pulley 25 to be located on the bull stick 22 on the rightmost side, and third band pulley 25 passes through the second belt and is connected with first band pulley 21 transmission.
The working principle is as follows: when the device works, firstly, a glass fiber cloth is fixed on an external roller, then one end of the cloth passes through the box body 1 through the two compression rollers 2 to the other side and is wound through the external wind-up roller, the external wind-up roller is started, the motor 19, the exhaust fan 6 and the heating plate 4 are also started at the same time, the exhaust fan 6 sucks external air flow into the sealing box 8 through the air inlet of the heating box 3, the heating plate 4 heats the air flow in the heating box 3 and then enters the air blowing cover 7 through the guide pipe 5 to be uniformly blown on the cloth through the plurality of air outlet holes for drying, the motor 19 drives the cam 20 and the first belt wheel 21 to rotate through the rotating shaft, the first belt wheel 21 drives the third belt wheel 25 to rotate through the first belt and drives the plurality of second belt wheels 23 to rotate through the second belt, so that the rotating fan 24 rotates, moist air flow which passes to the upper part after being dried on the cloth, the degree of consistency is improved, and cam 20 rotates extrusion and supports touch-pad 12, promote piston 10 through push rod 11 and remove, when piston 10 moves to the right side, check valve 16 opens on exhaust tube 15, check valve 16 closes on outlet duct 14 this moment, violently pipe 17 cooperation is inhaled the inside that cover 18 aspirates moist air current to seal box 8, when piston 10 moves left, check valve 16 closes on exhaust tube 15, check valve 16 opens on outlet duct 14, pour the inside moist gas of seal box 8 into dehumidification case 9, absorb the moisture in the filtration back at exhaust dehumidification case 9 through active carbon adsorption layer 26 in to the air current.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are 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.
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 (8)
1. The utility model provides a glass fiber cloth drying device for powder process of retrieving, includes box (1), its characterized in that: the heating box is characterized in that openings are formed in the left side wall and the right side wall of the box body (1), compression rollers (2) are fixed on the openings, a heating box (3) is fixedly installed on the inner bottom wall of the box body (1), an air inlet is formed in the lower end of the right side wall of the heating box (3), heating plates (4) which are distributed in a staggered mode are fixed on the left inner side wall and the right inner side wall of the heating box (3), a guide pipe (5) is communicated with the top of the heating box (3), an exhaust fan (6) is fixedly installed on the guide pipe (5), and the top end of;
the inner top wall of the box body (1) is fixedly provided with a seal box (8) and a dehumidifying box (9), a piston (10) is movably arranged between the upper inner wall and the lower inner wall of the seal box (8), a push rod (11) is fixed on the right side wall of the piston (10), the other end of the push rod (11) penetrates through the right side wall of the seal box (8) and extends to the outside of the seal box and is fixedly connected with a touch plate (12), two springs (13) are fixed on the side wall of the touch plate (12) and a side wall support of the seal box (8), the upper end of the left side wall of the seal box (8) is communicated with an air outlet pipe (14), the other end of the air outlet pipe (14) is communicated with the dehumidifying box (9), the left side wall of the dehumidifying box (9) is provided with a through hole, the left end of the bottom of the seal box (8) is communicated with an air exhaust pipe (15), the air outlet pipe (15) and a one-way, the bottom of the outer circle surface of the transverse pipe (17) is communicated with a plurality of air suction hoods (18);
the inner wall at the back of box (1) is fixed with motor (19), the output shaft of motor (19) is fixed with cam (20) and first band pulley (21) through the pivot, and the outer disc of cam (20) is inconsistent with conflict piece (12) lateral wall, the inner wall middle part at the back of box (1) rotates bull stick (22) that is connected with a plurality of levels and sets up, and all cup jointed second band pulley (23) and change fan (24) on bull stick (22), and connect through first belt drive between a plurality of second band pulleys (23), it has cup jointed third band pulley (25) to be located bull stick (22) on the rightmost side, and third band pulley (25) are connected with first band pulley (21) transmission through the second belt.
2. The drying device for pulverizing recycled glass fiber cloth of claim 1, which is characterized in that: an active carbon adsorption layer (26) is arranged between the inner top wall and the inner bottom wall of the dehumidification box (9).
3. The drying device for pulverizing recycled glass fiber cloth of claim 1, which is characterized in that: the heating plate (4) positioned at the lower left is positioned above the air inlet of the heating box (3).
4. The drying device for pulverizing recycled glass fiber cloth of claim 1, which is characterized in that: the top of the air blowing cover (7) is provided with a plurality of air outlet holes which are arranged in a rectangular shape.
5. The drying device for pulverizing recycled glass fiber cloth of claim 1, which is characterized in that: the one-way valve (16) on the air exhaust pipe (15) is an air inlet valve, and the one-way valve (16) on the air outlet pipe (14) is an air outlet valve.
6. The drying device for pulverizing recycled glass fiber cloth of claim 1, which is characterized in that: the rotating fan (24) comprises a rotating drum (241) and a plurality of fan blades (242), and the fan blades (242) are fixed on the outer circle of the rotating drum (241) in an annular mode.
7. The drying device for pulverizing recycled glass fiber cloth of claim 1, which is characterized in that: a box door is arranged on the box body (1), an observation window is arranged on the box door, and the observation window is made of toughened glass.
8. The drying device for pulverizing recycled glass fiber cloth of claim 1, which is characterized in that: the bottom of the blowing hood (7) is fixed with the top of the heating box (3) through a fixing block, and the bottom of the sealing box (8) is fixed with the top of the transverse pipe (17) through a fixing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911290276.7A CN111121428A (en) | 2019-12-16 | 2019-12-16 | Recovered drying device for pulverizing glass fiber cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911290276.7A CN111121428A (en) | 2019-12-16 | 2019-12-16 | Recovered drying device for pulverizing glass fiber cloth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111121428A true CN111121428A (en) | 2020-05-08 |
Family
ID=70499008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911290276.7A Pending CN111121428A (en) | 2019-12-16 | 2019-12-16 | Recovered drying device for pulverizing glass fiber cloth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111121428A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112262660A (en) * | 2020-11-18 | 2021-01-26 | 齐齐哈尔通联机械制造有限责任公司 | Corn thresher |
| CN112349462A (en) * | 2020-10-30 | 2021-02-09 | 晶锋集团股份有限公司 | Surface moisture removing device for cable production |
| CN114150455A (en) * | 2021-11-03 | 2022-03-08 | 江苏坤泰机械有限公司 | Heating device of special coating machine for automotive interior composite material |
| CN114251929A (en) * | 2021-12-30 | 2022-03-29 | 保定美雅纺织有限公司 | Cloth drying device that textile processing used |
| CN114739128A (en) * | 2022-03-08 | 2022-07-12 | 张用刚 | Biological bacterial manure production facility |
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| IT1027744B (en) * | 1973-12-18 | 1978-12-20 | Pretema Ag | PROCEDURE AND DEVICE FOR DRYING A HYGROSCOPIC MATERIAL OF FIBROUS STRUCTURE |
| US20100192402A1 (en) * | 2007-07-23 | 2010-08-05 | Daido Sangyo Co., Ltd. | Method of drying printed material and apparatus therefor |
| CN206019225U (en) * | 2016-08-08 | 2017-03-15 | 林敏� | A kind of adjustable yarn fabric drying unit |
| CN206695559U (en) * | 2017-05-08 | 2017-12-01 | 山东裕鑫新材料有限公司 | A kind of window screening special glass fiber cloth dryer |
| CN107726802A (en) * | 2017-11-21 | 2018-02-23 | 山东天睿玻纤复合材料有限公司 | A kind of glass fabric drying unit |
| CN107843092A (en) * | 2017-12-14 | 2018-03-27 | 泰兴市长江密封材料有限公司 | A kind of weaving dryer with rapid drying function |
| CN208653146U (en) * | 2018-07-13 | 2019-03-26 | 浙江工业职业技术学院 | A kind of heating, drying device for the processing of extraordinary silk |
| CN110425852A (en) * | 2019-07-16 | 2019-11-08 | 安徽金瑞电子玻纤有限公司 | A kind of furnace drying method of electronic glass-fiber cloth |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1027744B (en) * | 1973-12-18 | 1978-12-20 | Pretema Ag | PROCEDURE AND DEVICE FOR DRYING A HYGROSCOPIC MATERIAL OF FIBROUS STRUCTURE |
| US20100192402A1 (en) * | 2007-07-23 | 2010-08-05 | Daido Sangyo Co., Ltd. | Method of drying printed material and apparatus therefor |
| CN206019225U (en) * | 2016-08-08 | 2017-03-15 | 林敏� | A kind of adjustable yarn fabric drying unit |
| CN206695559U (en) * | 2017-05-08 | 2017-12-01 | 山东裕鑫新材料有限公司 | A kind of window screening special glass fiber cloth dryer |
| CN107726802A (en) * | 2017-11-21 | 2018-02-23 | 山东天睿玻纤复合材料有限公司 | A kind of glass fabric drying unit |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112349462A (en) * | 2020-10-30 | 2021-02-09 | 晶锋集团股份有限公司 | Surface moisture removing device for cable production |
| CN112349462B (en) * | 2020-10-30 | 2022-02-18 | 晶锋集团股份有限公司 | Surface moisture removing device for cable production |
| CN112262660A (en) * | 2020-11-18 | 2021-01-26 | 齐齐哈尔通联机械制造有限责任公司 | Corn thresher |
| CN114150455A (en) * | 2021-11-03 | 2022-03-08 | 江苏坤泰机械有限公司 | Heating device of special coating machine for automotive interior composite material |
| CN114251929A (en) * | 2021-12-30 | 2022-03-29 | 保定美雅纺织有限公司 | Cloth drying device that textile processing used |
| CN114251929B (en) * | 2021-12-30 | 2022-10-11 | 保定美雅纺织有限公司 | Cloth drying device that textile processing used |
| CN114739128A (en) * | 2022-03-08 | 2022-07-12 | 张用刚 | Biological bacterial manure production facility |
| CN114739128B (en) * | 2022-03-08 | 2024-06-04 | 宁夏希望田野生物农业科技有限公司 | Biological bacterial fertilizer production facility |
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