CN110208070A - A kind of pre-treatment extraction equipment convenient for electronic product ROHS detection - Google Patents
A kind of pre-treatment extraction equipment convenient for electronic product ROHS detection Download PDFInfo
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- CN110208070A CN110208070A CN201910494816.7A CN201910494816A CN110208070A CN 110208070 A CN110208070 A CN 110208070A CN 201910494816 A CN201910494816 A CN 201910494816A CN 110208070 A CN110208070 A CN 110208070A
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- fixedly connected
- electronic product
- fixed case
- agitator tank
- extraction equipment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
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- Extraction Or Liquid Replacement (AREA)
Abstract
The invention discloses a kind of pre-treatment extraction equipments convenient for electronic product ROHS detection, including bottom plate, riser, fixed plate, fixed case and agitator tank, it is fixedly connected at the top of the bottom of agitator tank and fixed plate, the top of fixed plate and be located at agitator tank side be fixedly connected with solvent tank, and installing frame is fixedly connected at the top of solvent tank, the bottom of installing frame inner wall is fixedly connected with motor, one end of motor output shaft is fixedly connected with the first belt pulley by shaft coupling, it stirs and rotating bar is rotatably connected to by bearing between the top and bottom of chamber interior wall, the second belt pulley is fixedly connected at the top of rotating bar surface, the present invention relates to ROHS detection technique fields.This is convenient for the pre-treatment extraction equipment of electronic product ROHS detection, it can be achieved that solid-liquid mixed liquor is carried out before extraction to be pulverized and mixed processing, and homogeneous heating, while the mixed liquor extracted twice, extraction efficiency is high, and certain working strength is also alleviated to staff.
Description
Technical field
The present invention relates to ROHS detection technique field, specially a kind of pre-treatment extraction convenient for electronic product ROHS detection
Device.
Background technique
ROHS is the mandatory standard formulated by European Union's legislation, its full name is " about being limited in electric set
The standby middle instruction using certain harmful components ", which starts formal implementation on July 1st, 2006, is mainly used for specification electricity
The material and technological standards of sub- electric product are allowed to be more conducive to human health and environmental protection, and the purpose of the standard is
Eliminate lead, mercury, cadmium, Cr VI, polybrominated biphenyls and polybrominated diphenyl ethers totally 6 substances, and emphasis regulation in electric appliance and electronic product
The content of cadmium is no more than 0.01%.
In order to detect the lead content in the electronic product harmful substance, need before testing to entire harmful substance into
Row pretreatment, can extract lead substance by extraction equipment, if these harmful substances are solidliquid mixtures, need first to carry out powder
Broken mixed processing, then extracted, such fission mechanism is time-consuming and laborious, reduces subsequent extraction efficiency, while existing extraction
The speed for taking device to extract is slower, and after extracting a period of time, lead substance is just not easy to be extracted again, so that effect of extracting
It is bad, increase working strength the problem of.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of pre-treatments convenient for electronic product ROHS detection to extract dress
Set, the speed for solving the extraction of existing extraction equipment is slower, after extracting a period of time, lead substance be just not easy to be extracted again with
And mixed processing is not carried out to solidliquid mixture before extraction, so that the problem that effect of extracting is bad.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: one kind is examined convenient for electronic product ROHS
The pre-treatment extraction equipment of survey, including bottom plate, riser, fixed plate, fixed case and agitator tank, the bottom of the agitator tank and fixation
Be fixedly connected at the top of plate, the top of the fixed plate and be located at agitator tank side be fixedly connected with solvent tank, and solvent tank
Top be fixedly connected with installing frame, the bottom of the installing frame inner wall is fixedly connected with motor, the one of the motor output shaft
End is fixedly connected with the first belt pulley by shaft coupling, is rotated and is connected by bearing between the top and bottom of the stirring chamber interior wall
It is connected to rotating bar, the second belt pulley is fixedly connected at the top of the rotating bar surface, the surface of second belt pulley passes through
Belt is connect with the surface drive of the first belt pulley, the surface of the rotating bar and be located at the second belt pulley bottom be fixedly connected
There is agitating plate, and the front and back of agitating plate passes through link block and is fixedly connected with electric heating tube, the fixed chamber interior wall two
Activity box is slidably connected between the top and bottom of side, and the inner wall of activity box is fixedly connected with frame, the frame
Top movable is connected with outline border, and the inner wall of the outline border is fixedly connected with separation net, and the outer surface of the outline border is fixedly connected with
Sealing ring, and the surface of sealing ring is in contact with the inner wall of frame, the two sides of the outline border are fixedly connected to adjustable shelf, described
The front and back of frame roof two sides is fixedly connected to fixed block, offers fixed block at the top of the adjustable shelf and is adapted
Through slot, the bottom of the activity box is communicated with telescoping tube, and the inside of two telescoping tubes is fixedly connected with first respectively and goes out
Expect valve and the second outlet valve.
Preferably, the bottom of the fixed case is communicated with drainage conduit, and the bottom end of the drainage conduit through fixed case and extends
To the bottom of fixed case, the bottom of the solvent chamber interior wall is fixedly connected with water pump by link block, and the water inlet of water pump connects
It is connected with water inlet pipe, the water outlet of the water pump is communicated with delivery pipe.
Preferably, the top of the delivery pipe runs through solvent tank and extends to the outside of solvent tank, and the delivery pipe extends
One end outside to solvent tank is connected with the side at the top of agitator tank.
Preferably, the side of the solvent tank bottom is communicated with conduit, and the bottom end of the conduit sequentially passes through fixed plate, erects
The inside of plate and fixed case and the inside for extending to fixed case, the conduit is fixedly connected with the first solenoid valve.
Preferably, the other side at the top of the agitator tank is fixedly connected with feed nozzle, and the two sides of the agitator tank bottom are equal
It is communicated with vertical tube.
Preferably, it is connected at the top of the bottom of the vertical tube and fixed case, the inside of the vertical tube is fixedly connected with
Two solenoid valves.
Preferably, the front of the fixed case is hinged with chamber door by hinge, and the front of the chamber door is fixedly connected with glass
Glass window, the positive side of fixed case are fixedly connected with handle.
Preferably, the front of the activity box is fixedly connected with handle, and the surface of the agitating plate offers through-hole.
(3) beneficial effect
The present invention provides a kind of pre-treatment extraction equipments convenient for electronic product ROHS detection.Have following
The utility model has the advantages that
It (1), should be convenient for the pre-treatment extraction equipment of electronic product ROHS detection, by the top of fixed plate and positioned at stirring
The side of case is fixedly connected with solvent tank, and installing frame is fixedly connected at the top of solvent tank, and the bottom of installing frame inner wall is fixed
Be connected with motor, one end of motor output shaft is fixedly connected with the first belt pulley by shaft coupling, stir chamber interior wall top and
Rotating bar is rotatably connected to by bearing between bottom, the second belt pulley, the second skin are fixedly connected at the top of rotating bar surface
The surface of belt wheel is connect by belt with the surface drive of the first belt pulley, the surface of rotating bar and the bottom for being located at the second belt pulley
Portion is fixedly connected with agitating plate, and the front and back of agitating plate passes through link block and is fixedly connected with electric heating tube, fixed case
Bottom be communicated with drainage conduit, the bottom end of drainage conduit is through fixed case and extends to the bottom of fixed case, the bottom of solvent chamber interior wall
Portion is fixedly connected with water pump by link block, and the water inlet of water pump is communicated with water inlet pipe, and the water outlet of water pump is communicated with conveying
Pipe, the top of delivery pipe is through solvent tank and extends to the outside of solvent tank, delivery pipe extend to one end outside solvent tank with
Side at the top of agitator tank is connected, and the side of solvent tank bottom is communicated with conduit, and the bottom end of conduit sequentially passes through fixed plate, erects
Plate and fixed case and the inside for extending to fixed case, the inside of conduit are fixedly connected with the first solenoid valve, and the top of delivery pipe is passed through
It wears solvent tank and extends to the outside of solvent tank, delivery pipe extends to one end outside solvent tank and the side phase at the top of agitator tank
Connection, it can be achieved that carry out solid-liquid mixed liquor to be pulverized and mixed processing, and homogeneous heating, while carrying out the mixed liquor before extraction
It extracts twice, extraction efficiency is high, and certain working strength is also alleviated to staff.
(2), should convenient for the pre-treatment extraction equipment of electronic product ROHS detection, by the tops of fixed chamber interior wall two sides and
Activity box is slidably connected between bottom, and the inner wall of activity box is fixedly connected with frame, the top movable of frame is connected with
Outline border, the inner wall of outline border are fixedly connected with separation net, and the outer surface of outline border is fixedly connected with sealing ring, and the surface of sealing ring with
The inner wall of frame is in contact, and the two sides of outline border are fixedly connected to adjustable shelf, and the front and back of frame roof two sides is fixed
It is connected with fixed block, offers the compatible through slot of fixed block at the top of adjustable shelf, the bottom of activity box is communicated with telescoping tube, and two
The inside of a telescoping tube be fixedly connected with the first outlet valve and the second outlet valve respectively, it can be achieved that the lead substance on separation net into
Row extracts, while convenient disassembly, provides many conveniences to staff.
(3), it should be cut with scissors by the front of fixed case by hinge convenient for the pre-treatment extraction equipment of electronic product ROHS detection
It is connected to chamber door, the front of chamber door is fixedly connected with windowpane, and the positive side of fixed case is fixedly connected with handle, it can be achieved that other side
Just staff conveniently takes to lead substance extracted, while the setting of windowpane can facilitate the inside of observation fixed case
Situation.
Detailed description of the invention
Fig. 1 is the perspective view of structure of the invention；
Fig. 2 is agitator tank of the present invention and the cross-sectional view for installing mount structure；
Fig. 3 is the cross-sectional view of solvent box structure of the present invention；
Fig. 4 is the cross-sectional view of the fixed box structure of the present invention；
Fig. 5 is the top view of the movable mount structure of the present invention.
In figure: 1- bottom plate, 2- riser, 3- fixed plate, 4- fixed case, 5- agitator tank, 6- solvent tank, 7- installing frame, 8- electricity
Machine, the first belt pulley of 9-, 10- rotating bar, the second belt pulley of 11-, 12- agitating plate, 13- electric heating tube, 14- activity box, 15- frame
Frame, 16- outline border, 17- separation net, 18- sealing ring, 19- adjustable shelf, 20- fixed block, 21- through slot, 22- telescoping tube, 23- first
Outlet valve, 24- drainage conduit, 25- water pump, 26- water inlet pipe, 27- delivery pipe, 28- conduit, the first solenoid valve of 29-, 30- feed nozzle,
31- vertical tube, 32- second solenoid valve, 33- chamber door, 34- windowpane, 35- handle, 36- handle, 37- through-hole, 38- second discharge
Valve.
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.
Please refer to Fig. 1-5, the embodiment of the present invention provides a kind of technical solution: it is a kind of convenient for electronic product ROHS detection before
Processing extraction equipment, it can be achieved that carry out solid-liquid mixed liquor to be pulverized and mixed processing, and homogeneous heating, while mixing this before extraction
Liquid is closed to be extracted twice, extraction efficiency height also alleviates certain working strength to staff, including bottom plate 1, riser 2,
The front of fixed plate 3, fixed case 4 and agitator tank 5, fixed case 4 is hinged with chamber door 33 by hinge, and the front of chamber door 33 is fixed to be connected
It is connected to windowpane 34, handle 35 can be realized to facilitating staff conveniently to take lead substance extracted, while glass
The setting of window 34 can facilitate the inner case of observation fixed case 4, and the positive side of fixed case 4 is fixedly connected with handle 35, stir
The other side at 5 top of case is fixedly connected with feed nozzle 30, and the two sides of 5 bottom of agitator tank are communicated with vertical tube 31, the bottom of vertical tube 31
Portion is connected with the top of fixed case 4, and the inside of vertical tube 31 is fixedly connected with second solenoid valve 32, the side of 6 bottom of solvent tank
It is communicated with conduit 28, the bottom end of conduit 28 sequentially passes through fixed plate 3, riser 2 and fixed case 4 and the inside for extending to fixed case 4,
The inside of conduit 28 is fixedly connected with the first solenoid valve 29, and the bottom of agitator tank 5 is fixedly connected with the top of fixed plate 3, fixed
The top of the plate 3 and side for being located at agitator tank 5 is fixedly connected with solvent tank 6, and the top of solvent tank 6 is fixedly connected with installing frame
7, the back side of solvent tank 6 is provided with feed pipe, and the bottom of 6 inner wall of solvent tank is fixedly connected with water pump 25, and water by link block
The water inlet of pump 25 is communicated with water inlet pipe 26, and the water outlet of water pump 25 is communicated with delivery pipe 27, and the top of delivery pipe 27 is through molten
Agent case 6 and the outside for extending to solvent tank 6, delivery pipe 27 extend to the side at 5 top of one end outside solvent tank 6 and agitator tank
It is connected, the bottom of 7 inner wall of installing frame is fixedly connected with motor 8, and motor 8 is servo motor controllable speed, and position precision is non-
It is often accurate, voltage signal can be converted to torque and revolving speed with drive control object, while positive and negative rotation can be carried out, motor 8 is defeated
One end of shaft is fixedly connected with the first belt pulley 9 by shaft coupling, passes through bearing between the top and bottom of 5 inner wall of agitator tank
It is rotatably connected to rotating bar 10, the second belt pulley 11, the table of the second belt pulley 11 are fixedly connected at the top of 10 surface of rotating bar
Face is connect by belt with the surface drive of the first belt pulley 9, the surface of rotating bar 10 and the bottom for being located at the second belt pulley 11
It is fixedly connected with agitating plate 12, and the front and back of agitating plate 12 passes through link block and is fixedly connected with electric heating tube 13, electricity
Heating tube 13 is tubular electrothermal element, it is made of metal tube spiral resistance wire and crystal magnesium oxide powder etc., electric heating
Generally heater element is made with materials such as high-quality import stainless steel tube, import high-temperature oxydation magnesium powder, high-quality heating wire in pipe product,
Other structures part is made with stainless steel, there is excellent overall performance, there are also extra long lifes, are easy the characteristics of repairing, fixed
Slidably connect activity box 14 between the top and bottom of 4 inner wall two sides of case, and the inner wall of activity box 14 be fixedly connected it is framed
Frame 15, the front of activity box 14 are fixedly connected with handle 36, and the surface of agitating plate 12 offers through-hole 37, and the top of frame 15 is living
Dynamic to be connected with outline border 16, the inner wall of outline border 16 is fixedly connected with separation net 17, it can be achieved that carrying out to the lead substance on separation net 17
It extracts, while convenient disassembly, provides many conveniences to staff, the outer surface of outline border 16 is fixedly connected with sealing ring 18,
The setting of sealing ring 18 can prevent mixture from flowing out in the gap between outline border 16 and frame 15, and the surface of sealing ring 18 with
The inner wall of frame 15 is in contact, and the two sides of outline border 16 are fixedly connected to adjustable shelf 19, the front of 15 top two sides of frame and back
Face is fixedly connected to fixed block 20, and the top of adjustable shelf 19 offers the compatible through slot 21 of fixed block 20, activity box 14
Bottom is communicated with telescoping tube 22, what compensator of telescopic joint, expansion joint be also referred to as, is divided into: FlexbleJoint, compensating sleeve for telescoping tube 22
Several big types such as device, whirl compensator, rectangular natural compensation device, wherein it is more common with FlexbleJoint, predominantly ensure pipe
Road safe operation, the inside of two telescoping tubes 22 is fixedly connected with the first outlet valve 23 and the second outlet valve 38, fixed case 4 respectively
Bottom be communicated with drainage conduit 24, the bottom end of drainage conduit 24 is through fixed case 4 and extends to the bottom of fixed case 4.
In use, the solidliquid mixture containing harmful substance is entered in agitator tank 5 by feed nozzle 30, operation is external
For switch so that motor 8 is started to work, motor 8 drives rotating bar 10 to start turning by the first belt pulley 9 and the second belt pulley 11,
The rotation of agitating plate 12 simultaneously and the heating of electric heating tube 13 can be pulverized and mixed the mixture in agitator tank 5, water pump
25 can be delivered to extractant progress first time extraction in agitator tank 5 by water inlet pipe 26 and being equipped with for delivery pipe 27, mix
Material after conjunction is entered in the activity box 14 on 4 top of fixed case by vertical tube 31, after standing a period of time, the lead object that extracts
Matter can be retained on separation net 17, open the first outlet valve 23 and remaining mixed liquor is dropped into the activity box 14 of lower layer,
It is then turned in the activity box 14 that the first solenoid valve 29 makes extractant enter lower layer and is extracted, after extraction, same lead
Substance is left to separation net 17, opens the second outlet valve 38 and residual waste solution is gone out by 24 dispatch of drainage conduit, finally beat
It unpacks door 33, telescoping tube 22 is flexible upwards, so that activity box 14 can be pulled out out of fixed case 4, then by adjustable shelf 19 to moving up
Dynamic to take out separation net 17, this completes entire work.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. it is a kind of convenient for electronic product ROHS detection pre-treatment extraction equipment, including bottom plate (1), riser (2), fixed plate (3),
Fixed case (4) and agitator tank (5) are fixedly connected at the top of the bottom and fixed plate (3) of the agitator tank (5), it is characterised in that:
The top of the fixed plate (3) and the side for being located at agitator tank (5) is fixedly connected with solvent tank (6), and the top of solvent tank (6)
It is fixedly connected with installing frame (7), the bottom of installing frame (7) inner wall is fixedly connected with motor (8), motor (8) output
One end of axis is fixedly connected with the first belt pulley (9) by shaft coupling, is led between the top and bottom of agitator tank (5) inner wall
It crosses bearing to be rotatably connected to rotating bar (10), is fixedly connected with the second belt pulley (11) at the top of rotating bar (10) surface,
The surface of second belt pulley (11) is connect by belt with the surface drive of the first belt pulley (9), the rotating bar (10)
Surface and be located at the bottom of the second belt pulley (11) and be fixedly connected with agitating plate (12), and the front and back of agitating plate (12)
It is fixedly connected with electric heating tube (13) by link block, it is sliding between the top and bottom of fixed case (4) the inner wall two sides
It is dynamic to be connected with activity box (14), and the inner wall of activity box (14) is fixedly connected with frame (15), the top of the frame (15) is living
Dynamic to be connected with outline border (16), the inner wall of the outline border (16) is fixedly connected with separation net (17), the outer surface of the outline border (16)
It is fixedly connected with sealing ring (18), and the surface of sealing ring (18) is in contact with the inner wall of frame (15), the outline border (16)
Two sides are fixedly connected to adjustable shelf (19), and the front and back of two sides is fixedly connected to fixed block at the top of the frame (15)
(20), the compatible through slot (21) of fixed block (20), the bottom of the activity box (14) are offered at the top of the adjustable shelf (19)
Portion is communicated with telescoping tube (22), and the inside of two telescoping tubes (22) is fixedly connected with the first outlet valve (23) and second respectively
Outlet valve (38).
2. a kind of pre-treatment extraction equipment convenient for electronic product ROHS detection according to claim 1, it is characterised in that:
The bottom of the fixed case (4) is communicated with drainage conduit (24), and the bottom end of the drainage conduit (24) through fixed case (4) and extends to
The bottom of the bottom of fixed case (4), solvent tank (6) inner wall is fixedly connected with water pump (25) by link block, and water pump
(25) water inlet is communicated with water inlet pipe (26), and the water outlet of the water pump (25) is communicated with delivery pipe (27).
3. a kind of pre-treatment extraction equipment convenient for electronic product ROHS detection according to claim 2, it is characterised in that:
The top of the delivery pipe (27) runs through solvent tank (6) and extends to the outside of solvent tank (6), and the delivery pipe (27) extends to
The external one end of solvent tank (6) is connected with the side at the top of agitator tank (5).
4. a kind of pre-treatment extraction equipment convenient for electronic product ROHS detection according to claim 1, it is characterised in that:
The side of solvent tank (6) bottom is communicated with conduit (28), and the bottom end of the conduit (28) sequentially passes through fixed plate (3), erects
The inside of plate (2) and fixed case (4) and the inside for extending to fixed case (4), the conduit (28) is fixedly connected with the first electromagnetism
Valve (29).
5. a kind of pre-treatment extraction equipment convenient for electronic product ROHS detection according to claim 1, it is characterised in that:
The other side at the top of the agitator tank (5) is fixedly connected with feed nozzle (30), and the two sides of agitator tank (5) bottom are communicated with
Vertical tube (31).
6. a kind of pre-treatment extraction equipment convenient for electronic product ROHS detection according to claim 5, it is characterised in that:
It is connected at the top of the bottom of the vertical tube (31) and fixed case (4), the inside of the vertical tube (31) is fixedly connected with the second electricity
Magnet valve (32).
7. a kind of pre-treatment extraction equipment convenient for electronic product ROHS detection according to claim 1, it is characterised in that:
The front of the fixed case (4) is hinged with chamber door (33) by hinge, and the front of the chamber door (33) is fixedly connected with windowpane
(34), the positive side of the fixed case (4) is fixedly connected with handle (35).
8. a kind of pre-treatment extraction equipment convenient for electronic product ROHS detection according to claim 1, it is characterised in that:
The front of the activity box (14) is fixedly connected with handle (36), and the surface of the agitating plate (12) offers through-hole (37).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910494816.7A CN110208070A (en) | 2019-06-10 | 2019-06-10 | A kind of pre-treatment extraction equipment convenient for electronic product ROHS detection |
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| CN201910494816.7A CN110208070A (en) | 2019-06-10 | 2019-06-10 | A kind of pre-treatment extraction equipment convenient for electronic product ROHS detection |
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| CN107961562A (en) * | 2018-01-09 | 2018-04-27 | 安吉晶圣光伏发电有限公司 | A kind of rapid contractor |
| CN108061236A (en) * | 2018-01-31 | 2018-05-22 | 江苏快捷士润滑油有限公司 | A kind of preliminary heating unit of papermaking equipment special oil |
| CN208130551U (en) * | 2018-02-07 | 2018-11-23 | 云南谷益美农业开发有限公司 | A kind of raw material abstraction filter device |
| CN208320051U (en) * | 2018-04-08 | 2019-01-04 | 云南民族大学 | A kind of device for extracting main bioactive ingredients from plant |
| CN208320125U (en) * | 2018-04-18 | 2019-01-04 | 中矿(赣州)国际钴业有限公司 | A kind of extraction tank of equipment for separating liquid from solid |
| CN108636279A (en) * | 2018-06-15 | 2018-10-12 | 安吉悦康医疗用品有限公司 | A kind of medical disinfecting water dispensing box |
| CN109569021A (en) * | 2018-12-20 | 2019-04-05 | 张隆荣 | Plant extraction equipment |
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Application publication date: 20190906 |
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