CN109174740A - A kind of energy-efficient stirring-type building sandstone trash extraction box - Google Patents

A kind of energy-efficient stirring-type building sandstone trash extraction box Download PDF

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Publication number
CN109174740A
CN109174740A CN201811052378.0A CN201811052378A CN109174740A CN 109174740 A CN109174740 A CN 109174740A CN 201811052378 A CN201811052378 A CN 201811052378A CN 109174740 A CN109174740 A CN 109174740A
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CN
China
Prior art keywords
extraction box
trash extraction
sandstone
energy
efficient stirring
Prior art date
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.)
Granted
Application number
CN201811052378.0A
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Chinese (zh)
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CN109174740B (en
Inventor
张连军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yunfu Huanan Environmental Protection Building Materials Co ltd
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Individual
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Priority to CN201811052378.0A priority Critical patent/CN109174740B/en
Publication of CN109174740A publication Critical patent/CN109174740A/en
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Publication of CN109174740B publication Critical patent/CN109174740B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12Brushes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B07B1/34Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
    • B07B1/343Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/30Cleaning by methods involving the use of tools by movement of cleaning members over a surface
    • B08B1/32Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Toys (AREA)
  • Cleaning In General (AREA)

Abstract

The invention discloses a kind of energy-efficient stirring-types to build sandstone trash extraction box, belong to construction machinery equipment technical field, sandstone removal of impurities is solved to be not thorough, while wasting a large amount of energy, the problem of also will affect the quality of sandstone, the present invention includes trash extraction box, clean component and driving assembly, removal of impurities component is mounted in trash extraction box, driving assembly is arranged above trash extraction box, the removal of impurities component includes that the vertical hairbrush in trash extraction box middle position is arranged in and is uniformly arranged the horizontal hairbrush in trash extraction box two sidewalls, the trash extraction box bottom setting is used for the filter screen of impurity screening, filter screen two sides are clamped cross tube side wall;Buffer Unit includes gag lever post and buffer spring, and gag lever post is set in buffer spring outer surface, buffer spring upper end pass through bottom plate and with trash extraction box sidewall weld;This invention ensures that the abundant cleaning to sandstone, so that the cleaning on sandstone surface is realized, so that sandstone guarantees better quality.

Description

A kind of energy-efficient stirring-type building sandstone trash extraction box
Technical field
The present invention relates to construction machinery equipment technical field, specifically a kind of energy-efficient stirring-type builds sandstone trash extraction box.
Background technique
With the development of society, building trade is also developed rapidly, there is the scape that high buildings and large mansions level land is risen in many places As in building construction process, building sandstone can be used, build and contain a large amount of impurity in sandstone, these impurity not only can shadow The quality of musical sand stone, and due to when existing building sandstone enters stirring or grinding device because feed inlet be it is open, Such that the impurity in sandstone overflows, building dust is formed, endangers the life security health of construction personnel, most of buildings Sandstone is bad with exclusion device impurity-eliminating effect, while sandstone is bad in exclusion device internal flow effect, and then influences to sandstone The discharge of middle impurity, so as to cause building sandstone quality decline, therefore it is proposed that a kind of energy-efficient stirring-type building sandstone removes Miscellaneous case.
Summary of the invention
The purpose of the present invention is to provide a kind of energy-efficient stirring-types to build sandstone trash extraction box, vertical hairbrush and horizontal hairbrush Cooperation can clear away the impurity on sandstone surface, and vertical rack gear and first gear cooperating enable to vertical rack gear The first gear, the second shaft and the rotation of horizontal hairbrush are driven, the cleaning to sandstone surface is realized, to solve sandstone removal of impurities It is not thorough, while wasting a large amount of energy, the problem of also will affect the quality of sandstone.
To achieve the above object, the invention provides the following technical scheme:
A kind of energy-efficient stirring-type building sandstone trash extraction box, including trash extraction box, removal of impurities component and driving assembly, removal of impurities component installation In trash extraction box, driving assembly is arranged above trash extraction box, and the removal of impurities component includes that erecting for trash extraction box middle position is arranged in Broad wool brush and it is uniformly arranged the horizontal hairbrush in trash extraction box two sidewalls, the horizontal hairbrush is fixedly welded in the second shaft, institute The filter screen that the setting of trash extraction box bottom is used for impurity screening is stated, filter screen two sides are clamped cross tube side wall;Buffer Unit includes limit Position bar and buffer spring, gag lever post are set in buffer spring outer surface, buffer spring upper end pass through bottom plate and with trash extraction box side Wall welding.
As a further solution of the present invention: the trash extraction box is slidably connected by Buffer Unit and bottom plate, floor level It is arranged below trash extraction box, bottom plate Right vertical welds support post, and PLC control is installed in support post right side wall middle position Device processed.
As further scheme of the invention: the driving component includes battery and work drive motor, the battery It is electrically connected between work drive motor, and the battery and work drive motor are electrically connected with PLC controller, PLC controller Control the operation of work drive motor;The battery and work drive motor are fixedly welded on cross tube, the output end of work drive motor It is fixedly welded first rotating shaft, trash extraction box upper wall is run through in the first rotating shaft lower end, and the first rotating shaft lower end extends to removal of impurities In case, the horizontal hairbrush is fixedly connected with the first rotating shaft.
As the present invention further scheme: the trash extraction box two sides are vertically symmetrical to be provided with vertical rack gear, and described the Two shafts are located remotely from each other one end through trash extraction box side wall, and extend on front side of adjacent vertical rack gear, and the second shaft is mutual First gear is welded far from one end, the vertical rack gear is engaged with first gear.
As further scheme of the invention: being arranged the sliding block being slidably connected with cross tube, the sliding block on cross tube Lower section is bolted to connection connecting rod, connecting rod lower end welded pulley, and pulley is slidably mounted in sliding slot, and sliding slot is welded on On hang plate, the hang plate is obliquely installed, and hang plate lower end is bolted to connection trash extraction box right side wall top, described Take-up pulley is also fixedly mounted in first rotating shaft, is connected between the take-up pulley and connecting rod by drawstring, the connecting rod and branch Reset spring is set between support column, support post and connecting rod is respectively welded in reset spring both ends.
As further scheme of the invention: take-up pulley being replaced with second gear, and reset spring is replaced with liquid Horizontal rack is arranged in cylinder pressure, the take-up pulley front side, and horizontal rack is fixedly welded with connecting rod, and hydraulic cylinder is controlled with PLC respectively Device and battery are electrically connected.
Compared with prior art, the beneficial effects of the present invention are: the vertical hairbrush and the cooperation of horizontal hairbrush can be to sand The impurity on stone surface is cleared away, and vertical rack gear and first gear cooperating enable to first described in vertical rack drives Gear, the second shaft and the rotation of horizontal hairbrush, realize the cleaning to sandstone surface, the setting of the Buffer Unit can be realized To the buffer protection of trash extraction box, the reset of trash extraction box is helped to realize;This invention ensures that the abundant cleaning to sandstone, thus real The cleaning on sandstone surface is showed, so that sandstone guarantees better quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that energy-efficient stirring-type builds embodiment 1 in sandstone trash extraction box.
Fig. 2 is the structural schematic diagram that energy-efficient stirring-type builds vertical rack gear in sandstone trash extraction box.
Fig. 3 is the partial enlargement diagram of A in Fig. 1.
Fig. 4 is the structural schematic diagram that energy-efficient stirring-type builds embodiment 2 in sandstone trash extraction box.
In figure: 1- support post, 2- bottom plate, 3- trash extraction box, 4-PLC controller, 5- cross tube, 6- sliding block, 7- battery, 8- work drive motor, 9- first rotating shaft, 10- take-up pulley, the vertical hairbrush of 11-, the vertical rack gear of 12-, 13- first gear, second turn of 14- The horizontal hairbrush of axis, 15-, 16- filter screen, 17- support rod, 18- gag lever post, 19- buffer spring, 20- hang plate, 21- sliding slot, 22- pulley, 23- connecting rod, 24- drawstring, 25- horizontal rack, 26- second gear.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of energy-efficient stirring-type builds sandstone trash extraction box, including trash extraction box 3, removes Miscellaneous component and driving assembly, removal of impurities component are mounted in trash extraction box 3, and driving assembly is arranged above trash extraction box 3, the removal of impurities group Part includes that the vertical hairbrush 11 in 3 middle position of trash extraction box is arranged in and is uniformly arranged the horizontal hairbrush 15 in 3 two sidewalls of trash extraction box, The horizontal hairbrush 15 is fixedly welded in the second shaft 14, and the vertical hairbrush 11 can be to sandstone with the cooperation of horizontal hairbrush 15 The impurity on surface is cleared away, and 3 bottom of the trash extraction box setting is used for the filter screen 16 of impurity screening, the clamping of 16 two sides of filter screen 5 side wall of cross tube, the trash extraction box 3 are slidably connected by Buffer Unit with bottom plate 2, and bottom plate 2 is horizontally set under trash extraction box 3 Side, 2 Right vertical of bottom plate weld support post 1, and PLC controller 4 is installed in the 1 right side wall middle position of support post;
The driving component includes battery 7 and work drive motor 8, is electrically connected between the battery 7 and work drive motor 8, and The battery 7 and work drive motor 8 are electrically connected with PLC controller 4, and PLC controller 4 controls the operation of work drive motor 8;Institute It states battery 7 and work drive motor 8 is fixedly welded on cross tube 5, the output end of work drive motor 8 is fixedly welded first rotating shaft 9, 3 upper wall of trash extraction box is run through in 9 lower end of first rotating shaft, and 9 lower end of the first rotating shaft extends in trash extraction box 3, described vertical Hairbrush 11 is fixedly connected with the first rotating shaft 9;
3 two sides of trash extraction box are vertically symmetrical to be provided with vertical rack gear 12, and second shaft 14 is located remotely from each other one end through removing Miscellaneous 3 side wall of case, and adjacent 12 front side of vertical rack gear is extended to, and the second shaft 14 is located remotely from each other one end welding first gear 13, the vertical rack gear 12 is engaged with first gear 13, and vertical rack gear 12 and 13 cooperating of first gear, it is vertical to enable to Rack gear 12 drives the first gear 13, the second shaft 14 and horizontal hairbrush 15 to rotate, and realizes the cleaning to sandstone surface;
It is arranged the sliding block 6 being slidably connected with cross tube 5 on cross tube 5, is bolted to connection connecting rod below the sliding block 6 23,23 lower end welded pulley 22 of connecting rod, pulley 22 is slidably mounted in sliding slot 21, and sliding slot 21 is welded on hang plate 20, institute It states hang plate 20 to be obliquely installed, and 20 lower end of hang plate is bolted to connection 3 right side wall top of trash extraction box, described first turn Take-up pulley 10 is also fixedly mounted on axis 9, is connected between the take-up pulley 10 and connecting rod 23 by drawstring 24, the connecting rod 23 Reset spring is also set up between support post 1, support post 1 and connecting rod 23, work electricity is respectively welded in reset spring both ends The starting of machine 8 rotates forward, and first rotating shaft 9, take-up pulley 10 is driven to rotate, and take-up pulley 10 packs up drawstring 24, and drawstring 24 is drawn Movable slider 6 horizontally slips along cross tube 5, so that cross tube 5 squeezes hang plate 20 and sliding slot 21, realizes drive trash extraction box 3 purposes moved down, facilitate being sufficiently mixed to the sandstone inside trash extraction box 3;The work drive motor 8 rotates backward, multiple Position spring acts on connecting rod 23, so that trash extraction box 3 resets upwards, can also play the role of mixing sandstone;
Buffer Unit includes gag lever post 18 and buffer spring 19, and gag lever post 18 is set in 19 outer surface of buffer spring, buffer spring 19 upper ends pass through bottom plate 2 and with 3 sidewall weld of trash extraction box, the setting of the Buffer Unit can be realized to trash extraction box 3 delaying Punching protection, helps to realize the reset of trash extraction box 3.
Embodiment 2
Referring to Fig. 4, take-up pulley 10 is replaced with second gear 26 in the present embodiment, it is not provided with work drive motor 8, and will reset Spring replaces with hydraulic cylinder, and horizontal rack 25 is arranged on front side of the take-up pulley 10, and horizontal rack 25 is fixedly welded with connecting rod 23, Hydraulic cylinder is electrically connected with PLC controller 4 and battery 7 respectively, and by hydraulic cylinder works, it is left to be able to drive the connecting rod 23 Right sliding, while horizontal rack 25 drives first rotating shaft 9 to rotate, and can also play the effect to sandstone cleaning, the present embodiment It can play the role of energy saving efficient impurity removal, other structures are same as Example 1 in the present embodiment.
The working principle of the invention is: starting driving assembly by control PLC controller 4, driving assembly drives first Shaft 9 rotates, while also trash extraction box 3 can be driven to move up and down, trash extraction box 3 move up and down can with vertical 12 relative displacement of rack gear, So that first gear 13, the second shaft 14 and horizontal hairbrush 15 rotate, the first rotating shaft 9 drives vertical hairbrush 11 to rotate, and rises The effect on cleaning sandstone surface is arrived, the impurity cleaned up falls into 16 lower section of filter screen, clears up clean sandstone and stay in filtering 16 top of net;This invention ensures that the abundant cleaning to sandstone, so that the cleaning on sandstone surface is realized, so that sandstone guarantees more Good quality.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies description, rather than indicate Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For limitation of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and it should not be understood as instruction or dark Show relative importance or implicitly indicates the quantity of indicated technical characteristic.The spy of " first ", " second " etc. is defined as a result, Sign can explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, The meaning of " plurality " is two or more.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (8)

1. a kind of energy-efficient stirring-type builds sandstone trash extraction box, including trash extraction box (3), removal of impurities component and driving assembly, removal of impurities group Part is mounted in trash extraction box (3), and driving assembly setting is above trash extraction box (3), which is characterized in that the removal of impurities component includes setting Set trash extraction box (3) middle position vertical hairbrush (11) and be uniformly arranged the horizontal hairbrush (15) in trash extraction box (3) two sidewalls, The horizontal hairbrush (15) is fixedly welded on the second shaft (14), and trash extraction box (3) the bottom setting is for impurity screening Filter screen (16), filter screen (16) two sides are clamped cross tube (5) side wall;
The trash extraction box (3) is slidably connected by Buffer Unit with bottom plate (2), and bottom plate (2) is horizontally set under trash extraction box (3) Side, bottom plate (2) Right vertical weld support post (1), and PLC controller is installed in support post (1) the right side wall middle position (4).
2. energy-efficient stirring-type according to claim 1 builds sandstone trash extraction box, which is characterized in that the driving component packet Battery (7) and work drive motor (8) are included, is electrically connected between the battery (7) and work drive motor (8), and the battery (7) it is electrically connected with PLC controller (4) with work drive motor (8), PLC controller (4) controls the operation of work drive motor (8);Institute It states battery (7) and work drive motor (8) is fixedly welded on cross tube (5), the output end of work drive motor (8) is fixedly welded One shaft (9), trash extraction box (3) upper wall is run through in first rotating shaft (9) lower end, and the first rotating shaft (9) lower end extends to and removes In miscellaneous case (3), the horizontal hairbrush (11) is fixedly connected with the first rotating shaft (9).
3. energy-efficient stirring-type according to claim 2 builds sandstone trash extraction box, which is characterized in that the trash extraction box (3) Two sides are vertically symmetrical to be provided with vertical rack gear (12), and second shaft (14) is located remotely from each other one end and runs through trash extraction box (3) side wall, And extend on front side of adjacent vertical rack gear (12), and the second shaft (14) is located remotely from each other one end welding first gear (13), The vertical rack gear (12) is engaged with first gear (13).
4. energy-efficient stirring-type according to claim 3 builds sandstone trash extraction box, which is characterized in that cross tube covers on (5) If the sliding block (6) being slidably connected with cross tube (5), it is bolted to connection connecting rod (23), connects below the sliding block (6) Bar (23) lower end welded pulley (22), pulley (22) are slidably mounted in sliding slot (21), and sliding slot (21) is welded on hang plate (20) On, the hang plate (20) is obliquely installed, and hang plate (20) lower end is bolted to connection on trash extraction box (3) right side wall Portion.
5. energy-efficient stirring-type according to claim 4 builds sandstone trash extraction box, which is characterized in that the first rotating shaft (9) it is also fixedly mounted on take-up pulley (10), is connect between the take-up pulley (10) and connecting rod (23) by drawstring (24).
6. energy-efficient stirring-type according to claim 5 builds sandstone trash extraction box, which is characterized in that the connecting rod (23) Reset spring is set between support post (1), and support post (1) and connecting rod (23) is respectively welded in reset spring both ends.
7. energy-efficient stirring-type according to claim 6 builds sandstone trash extraction box, which is characterized in that replace take-up pulley (10) It is changed to second gear (26), and reset spring is replaced with into hydraulic cylinder, horizontal rack (25) are set on front side of the take-up pulley (10), Horizontal rack (25) is fixedly welded with connecting rod (23), and hydraulic cylinder is electrically connected with PLC controller (4) and battery (7) respectively.
8. -7 any energy-efficient stirring-types build sandstone trash extraction box according to claim 1, which is characterized in that Buffer Unit Including gag lever post (18) and buffer spring (19), gag lever post (18) is set in buffer spring (19) outer surface, buffer spring (19) Upper end pass through bottom plate (2) and with trash extraction box (3) sidewall weld.
CN201811052378.0A 2018-09-10 2018-09-10 Stirring formula building grit edulcoration case Active CN109174740B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811052378.0A CN109174740B (en) 2018-09-10 2018-09-10 Stirring formula building grit edulcoration case

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Application Number Priority Date Filing Date Title
CN201811052378.0A CN109174740B (en) 2018-09-10 2018-09-10 Stirring formula building grit edulcoration case

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CN109174740B CN109174740B (en) 2021-04-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112772292A (en) * 2021-03-09 2021-05-11 贵州贵旺生物科技有限公司 Preparation system of pleurotus eryngii liquid medium

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Publication number Priority date Publication date Assignee Title
JPH081097A (en) * 1994-06-22 1996-01-09 Sumitomo Metal Ind Ltd Inclined brush conveyor type sorter
CN106423842A (en) * 2016-10-27 2017-02-22 林志城 Organic fertilizer screening machine
CN106733793A (en) * 2016-12-16 2017-05-31 冯占飞 A kind of shockproof dust arrester of high pressure harmonic management wave filter
CN106890784A (en) * 2017-03-14 2017-06-27 刘养青 A kind of traffic route asphalt concrete pavement surface building stones knot screen
CN206631904U (en) * 2017-03-06 2017-11-14 沙竹安 A kind of building sandstone screening plant based on electromagnet absorption principle
CN107470143A (en) * 2017-08-31 2017-12-15 李小强 A kind of construction screens cleaning device with sandstone
CN107736631A (en) * 2017-11-28 2018-02-27 纪美 One cultivates peanut deashing dust arrester

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH081097A (en) * 1994-06-22 1996-01-09 Sumitomo Metal Ind Ltd Inclined brush conveyor type sorter
CN106423842A (en) * 2016-10-27 2017-02-22 林志城 Organic fertilizer screening machine
CN106733793A (en) * 2016-12-16 2017-05-31 冯占飞 A kind of shockproof dust arrester of high pressure harmonic management wave filter
CN206631904U (en) * 2017-03-06 2017-11-14 沙竹安 A kind of building sandstone screening plant based on electromagnet absorption principle
CN106890784A (en) * 2017-03-14 2017-06-27 刘养青 A kind of traffic route asphalt concrete pavement surface building stones knot screen
CN107470143A (en) * 2017-08-31 2017-12-15 李小强 A kind of construction screens cleaning device with sandstone
CN107736631A (en) * 2017-11-28 2018-02-27 纪美 One cultivates peanut deashing dust arrester

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112772292A (en) * 2021-03-09 2021-05-11 贵州贵旺生物科技有限公司 Preparation system of pleurotus eryngii liquid medium
CN112772292B (en) * 2021-03-09 2023-07-04 贵州贵旺生物科技有限公司 Pleurotus eryngii liquid culture medium preparation system

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