CN111298513A - Quick filtrating device is used in dicyandiamide production - Google Patents

Quick filtrating device is used in dicyandiamide production Download PDF

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Publication number
CN111298513A
CN111298513A CN202010179302.5A CN202010179302A CN111298513A CN 111298513 A CN111298513 A CN 111298513A CN 202010179302 A CN202010179302 A CN 202010179302A CN 111298513 A CN111298513 A CN 111298513A
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CN
China
Prior art keywords
fixedly connected
filtering
shell
rotating shaft
cover
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Pending
Application number
CN202010179302.5A
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Chinese (zh)
Inventor
周阳
刘远大
马振保
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Shizuishan Pengsheng Chemical Co ltd
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Shizuishan Pengsheng Chemical Co ltd
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Priority to CN202010179302.5A priority Critical patent/CN111298513A/en
Publication of CN111298513A publication Critical patent/CN111298513A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • B01D36/02Combinations of filters of different kinds

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention discloses a rapid filtering device for dicyandiamide production, which comprises a base, wherein the upper end of the base is fixedly connected with a shell through a plurality of supporting plates, the supporting plates are all in an L-shaped structure and are uniformly distributed between the base and the shell, a top cover is clamped at the upper end of the shell, a motor is fixedly connected in the middle of the upper end of the top cover, the output end of the motor is fixedly connected with a rotating shaft, one end of the rotating shaft, which is far away from the motor, penetrates through the top cover and extends into the shell, and the rapid filtering device has the following beneficial effects: according to the invention, the rotating shaft with the shifting mechanism is arranged on the top cover, when the rapid filtering device is used, the motor is used for driving the rotating shaft, so that the rotating shaft drives the baffle disc and the shifting plate of the shifting mechanism to rotate, the filtrate thrown into the shell and the solid doped in the filtrate can be shifted by the rotating baffle disc and the shifting plate, and the solid and the filtrate are separated by the filtering shell of the separating mechanism, so that the solid in the filtrate is prevented from blocking the second filtering hole and the fixed pipe of the separating mechanism, and the purpose of rapid filtering is achieved.

Description

Quick filtrating device is used in dicyandiamide production
Technical Field
The invention relates to a filtrate device, in particular to a rapid filtrate device for dicyandiamide production, and belongs to the technical field of filtrate.
Background
Dicyandiamide is dicyandiamide, white prismatic crystalline powder is non-flammable and is a chemical, dicyandiamide can go through a plurality of processing steps in the production process, filtrate is one of the steps, and a filtrate device is mechanical equipment used for filtering dicyandiamide.
At present, dicyandiamide is in most of the inside filter structures that only set up of used filtrating device when carrying out filtrating, if the solid in dicyandiamide filtrating is more, causes the filter structure of filtrating device to block up easily, need last stirring, and is comparatively troublesome, and the speed of filtrating is slower.
Disclosure of Invention
The invention provides a rapid filtrate device for dicyandiamide production, which effectively solves the problems that most of the interior of a filtrate device used for filtering dicyandiamide at present is only provided with one filter structure, if the solid in dicyandiamide filtrate is more, the filter mechanism of the filtrate device is easy to block, continuous stirring is needed, the operation is troublesome, and the filtrate speed is slow.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a rapid filtrate device for producing dicyandiamide, which comprises a base, wherein the upper end of the base is fixedly connected with a shell through a plurality of supporting plates, the supporting plates are all in an L-shaped structure and are uniformly distributed between the base and the shell, the upper end of the shell is clamped with a top cover, the middle part of the upper end of the top cover is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating shaft, one end of the rotating shaft, which is far away from the motor, penetrates through the top cover and extends into the shell, the outer side wall of the rotating shaft is provided with a stirring mechanism, both sides of the top cover are provided with input ports, the input ports penetrate through the top cover, a separating mechanism is arranged in the shell, the middle part of one side of the shell is provided with a water outlet, the water outlet penetrates through the side wall of the shell, the, the water filtering mechanism is installed at the lower end of the inner portion of the material collecting disc through a third bearing and connected to the rotating shaft through a connecting mechanism, a notch is formed in the side wall of the front face of the material collecting disc, a sliding groove is formed in the upper end of the base, and the sliding groove is of a ring structure and located below the material collecting disc.
As a preferred technical scheme of the present invention, the toggle mechanism includes a blocking plate, the blocking plate is fixedly connected to the rotating shaft and is located on the same central line as the rotating shaft, both sides of the lower end of the blocking plate are fixedly connected with connecting plates, the lower ends of the connecting plates are fixedly connected with toggle plates, and the toggle plates are fixedly connected to the rotating shaft.
As a preferred technical scheme, the separating mechanism comprises a transverse plate, the transverse plate is fixedly connected inside the shell, one side of the upper end of the transverse plate is flush with the lower end of the inside of the water outlet, a fixing pipe is fixedly connected to the middle of the transverse plate and penetrates through the transverse plate, a filter shell is fixedly connected to the upper end of the fixing pipe, the filter shell is funnel-shaped, the upper end of the outer side wall of the filter shell is fixedly connected to the inner side wall of the shell, and a plurality of second filter holes are formed in the side wall of the filter shell.
As a preferred technical scheme of the invention, the two sides of the upper end of the transverse plate are fixedly connected with vertical plates, and the upper ends of the vertical plates are fixedly connected to the outer side wall of the filter shell.
As a preferred technical scheme of the invention, the water filtering mechanism comprises a filtering cover, the filtering cover is in a round table shape, the upper end of the filtering cover is inserted into the shell and extends into the fixed pipe of the separating mechanism, the side wall of the filtering cover is provided with a plurality of first filtering holes, the outer side wall of the filtering cover is fixedly connected with a plurality of separating rods, the middle part of the lower end of the filtering cover is fixedly connected with a supporting pipe, the lower end of the supporting pipe is rotatably connected with a rotating carrying disc, the rotating carrying disc is fixedly connected inside the groove, the lower end of the inner part of the filtering cover is connected with a water drainage pipe through a second bearing, the lower end of the water drainage pipe sequentially penetrates through the supporting pipe and the rotating carrying disc and extends to the lower end of the outer part of the base, the water drainage pipe is fixedly connected with the inner part of the rotating carrying disc through the first bearing, the upper end of the drain pipe is communicated with the inside of the filter cover.
As a preferred technical scheme of the invention, both sides of the lower end of the filter cover are fixedly connected with sliding blocks, and the sliding blocks are connected inside the sliding groove in a sliding manner.
According to a preferred technical scheme, the connecting mechanism comprises an upper clamping plate and a lower clamping plate, the lower clamping plate is located below the upper clamping plate, the lower end of the lower clamping plate is fixedly connected with the upper end of a filter cover of the water filtering mechanism, a clamping groove is formed in the upper end of the lower clamping plate, a clamping strip is fixedly connected to the lower end of the upper clamping plate, the clamping strip is clamped inside the clamping groove, and the upper end of the upper clamping plate is fixedly connected with the rotating shaft and one end of the motor.
As a preferred technical scheme of the invention, the lower end of the top cover is fixedly connected with a clamping ring, and the clamping ring is clamped at the upper end inside the shell.
The invention has the following beneficial effects:
1. according to the invention, the rotating shaft with the shifting mechanism is arranged on the top cover, when the rapid filtering device is used, the motor is used for driving the rotating shaft, so that the rotating shaft drives the baffle disc and the shifting plate of the shifting mechanism to rotate, the filtrate thrown into the shell and the solid doped in the filtrate can be shifted by the rotating baffle disc and the shifting plate, and the solid and the filtrate are separated by the filtering shell of the separating mechanism, so that the solid in the filtrate is prevented from blocking the second filtering hole and the fixed pipe of the separating mechanism, and the purpose of rapid filtering is achieved.
2. The base is provided with the material receiving disc with the water filtering mechanism, when solid in filtrate falls on the filtering cover of the water filtering mechanism, the filtrate doped in the solid flows into the filtering cover through the first filtering holes and is discharged through the drainage pipe, and the filtering effect of the filter is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a view of the area at A in FIG. 1;
FIG. 3 is a view of the area at B in FIG. 1;
FIG. 4 is a schematic structural view of an upper clamping plate of the present invention;
FIG. 5 is a schematic view of the structure of the lower clamping plate of the present invention;
fig. 6 is an external structural view of the present invention.
In the figure: 1. a base; 2. a support plate; 3. a housing; 4. a top cover; 5. a motor; 6. a toggle mechanism; 61. a catch tray; 62. a connecting plate; 63. a poking plate; 7. a connecting mechanism; 71. an upper clamping plate; 72. a lower clamping plate; 73. clamping the strip; 74. a card slot; 8. a water filtering mechanism; 81. a filter housing; 82. a first filter hole; 83. a separating lever; 84. supporting a tube; 85. rotating the carrying disc; 86. a first bearing; 87. a second bearing; 88. a drain pipe; 89. a slider; 9. a separating mechanism; 91. a transverse plate; 92. a fixed tube; 93. a filter shell; 94. a second filter hole; 95. a vertical plate; 10. a rotating shaft; 11. a throwing port; 12. a snap ring; 13. a water outlet; 14. a groove; 15. a material receiving disc; 16. a third bearing; 17. a chute; 18. and (4) a notch.
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.
Example (b): as shown in fig. 1-6, the rapid filtering device for producing dicyandiamide in the invention comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a housing 3 through a plurality of supporting plates 2, the plurality of supporting plates 2 are all in an L-shaped structure and are uniformly distributed between the base 1 and the housing 3, the upper end of the housing 3 is connected with a top cover 4 in a clamping manner, the lower end of the top cover 4 is fixedly connected with a snap ring 12, the snap ring 12 is clamped at the upper end inside the housing 3, the middle part of the upper end of the top cover 4 is fixedly connected with a motor 5, the output end of the motor 5 is fixedly connected with a rotating shaft 10, one end of the rotating shaft 10, which is far away from the motor 5, penetrates through the top cover 4 and extends into the housing 3, a shifting mechanism 6 is installed on the outer side wall of the rotating shaft 10, both sides of the top cover 4 are provided with input ports, the utility model discloses a water filter, including shell 3, delivery port 13, water filtering mechanism 8, connecting mechanism 7, setting notch 18 has been seted up on the base 1 of receiving 15 middle parts below, receiving 15, the inside lower extreme of receiving 15 installs water filtering mechanism 8 through third bearing 16, water filtering mechanism 8 is connected on axis of rotation 10 through connecting mechanism 7, set up breach 18 on the positive lateral wall of receiving 15, spout 17 has been seted up to the upper end of base 1, spout 17 is the loop configuration and is located the below of receiving 15, can make things convenient for water filtering mechanism 8 to slide on base 1, fixes water filtering mechanism 8 on base 1 simultaneously, avoids water filtering mechanism 8 to rock on base 1.
The separating mechanism 9 includes a transverse plate 91, the transverse plate 91 is fixedly connected inside the housing 3, one side of the upper end of the transverse plate 91 is flush with the lower end of the inside of the water outlet 13, a middle fixing tube 92 is fixedly connected to the middle of the transverse plate 91, the fixing tube 92 penetrates through the transverse plate 91, a filter shell 93 is fixedly connected to the upper end of the fixing tube 92, the filter shell 93 is funnel-shaped, the upper end of the outer side wall of the filter shell 93 is fixedly connected to the inner side wall of the housing 3, a plurality of second filter holes 94 are formed in the side wall of the filter shell 93, vertical plates 95 are fixedly connected to two sides of the upper end of the transverse plate 91, the upper ends of the vertical plates 95 are fixedly connected to the outer side wall of the filter shell 93, so that the filtrate and the solid in the filtrate can be.
The shifting mechanism 6 comprises a blocking disc 61, the blocking disc 61 is fixedly connected to the rotating shaft 10 and is located on the same central line with the rotating shaft 10, connecting plates 62 are fixedly connected to two sides of the lower end of the blocking disc 61, shifting plates 63 are fixedly connected to the lower ends of the connecting plates 62, the shifting plates 63 are fixedly connected to the rotating shaft 10, filtrate thrown into the shell 3 and solid doped in the filtrate are shifted through the rotating blocking disc 61 and the shifting plates 63, and the solid and the filtrate are separated by using the separating mechanism 9, so that the separating mechanism 9 is prevented from being blocked by the solid in the filtrate, and the purpose of rapidly filtering the filtrate is achieved.
Wherein, the water filtering mechanism 8 comprises a filtering cover 81, the filtering cover 81 is in a circular truncated cone shape, the upper end of the filtering cover 81 is inserted into the shell 3 and extends into the fixing pipe 92 of the separating mechanism 9, the side wall of the filtering cover 81 is provided with a plurality of first filtering holes 82, the outer side wall of the filtering cover 81 is fixedly connected with a plurality of separating rods 83, the two sides of the lower end of the filtering cover 81 are fixedly connected with sliding blocks 89, the sliding blocks 89 are all connected into the sliding grooves 17 in a sliding manner, the middle part of the lower end of the filtering cover 81 is fixedly connected with a supporting pipe 84, the lower end of the supporting pipe 84 is rotatably connected with a rotating carrying disc 85, the rotating carrying disc 85 is fixedly connected into the groove 14, the lower end of the interior of the filtering cover 81 is connected with a water discharging pipe 88 through a second bearing 87, the lower end of the water discharging pipe 88 sequentially passes through the supporting pipe 84, the drain pipe 88 is fixedly connected with the inside of the rotary carrier disc 85 through a first bearing 86, the outer diameter of the drain pipe 88 is smaller than the inner diameter of the support pipe 84, the upper end of the drain pipe 88 is communicated with the inside of the filter cover 81, and the solid is stirred by the separating rod 83, so that a small amount of filtrate in the fixation can conveniently enter the inside of the filter cover 81 through the first filter hole 82.
The connecting mechanism 7 comprises an upper clamping plate 71 and a lower clamping plate 72, the lower clamping plate 72 is located below the upper clamping plate 71, the lower end of the lower clamping plate 72 is fixedly connected with the upper end of a filter cover 81 of the water filtering mechanism 8, a clamping groove 74 is formed in the upper end of the lower clamping plate 72, a clamping strip 73 is fixedly connected to the lower end of the upper clamping plate 71, the clamping strip 73 is clamped inside the clamping groove 74, the upper end of the upper clamping plate 71 is fixedly connected with the rotating shaft 10 and one end of the motor 5, the water filtering mechanism 8 is connected with the rotating shaft 10 through the upper clamping plate 71 and the lower clamping plate 72, the motor 5 can drive the water filtering mechanism 8 to work conveniently, and a small amount of filtrate doped in the solid is filtered.
Specifically, when the invention is used, the invention is moved to a working place, a power supply is switched on, the motor 5 is started through a switch arranged on the top cover 4, the motor 5 drives the rotating shaft 10, the rotating shaft 10 drives the baffle disc 61 and the poking plate 63 of the poking mechanism 6 to rotate, meanwhile, the upper clamping plate 71 and the lower clamping plate 72 of the connecting mechanism 7 are utilized to drive the filter cover 81 of the water filtering mechanism 8 to rotate on the base 1, then filtrate is thrown into the shell 3 through the throwing opening 11, when the filtrate enters the shell 3, the rotating baffle disc 61 can scatter the filtrate and solids in the filtrate, so that the filtrate and the solids in the filtrate fall on the inner side wall of the filter shell 93 of the separating mechanism 9, in the process, the poking plate 63 can poke the filtrate and the solids in the filtrate, the solids in the filtrate are prevented from blocking the fixed pipe 92 and the second filter hole 94, and the filtrate can flow onto the transverse plate 91 through the second filter hole 94, then discharge through delivery port 13, and the solid in the filtrating can fall on the filter mantle 81 lateral wall of water filtering mechanism 8 through fixed pipe 92, when the solid in the filtrating slides on filter mantle 81, a small amount of filtrating of adulteration in the solid can flow in the inside of filter mantle 81 through first filtration pore 82, then discharge through drain pipe 88, and the solid can slide in receiving tray 15, the staff can stir the solid, push out the solid from the inside of receiving tray 15 through the breach 18 of seting up on the receiving tray 15, collect can.
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 quick filtrate device for dicyandiamide production comprises a base (1) and is characterized in that a shell (3) is fixedly connected to the upper end of the base (1) through a plurality of supporting plates (2), the supporting plates (2) are all of L-shaped structures and are evenly distributed between the base (1) and the shell (3), a top cover (4) is clamped to the upper end of the shell (3), a motor (5) is fixedly connected to the middle of the upper end of the top cover (4), a rotating shaft (10) is fixedly connected to the output end of the motor (5), one end, far away from the motor (5), of the rotating shaft (10) penetrates through the top cover (4) and extends into the shell (3), a shifting mechanism (6) is installed on the outer side wall of the rotating shaft (10), throwing ports (11) are formed in two sides of the top cover (4), and the throwing ports (11) penetrate through the top cover (4), the utility model discloses a solar water heater, including shell (3), internally mounted has separating mechanism (9), delivery port (13) have been seted up at one side middle part of shell (3), delivery port (13) run through the lateral wall of place shell (3), the upper end middle part fixedly connected with of base (1) receives charging tray (15), set up on base (1) of receiving charging tray (15) middle part below fluted (14), water filtering mechanism (8) are installed through third bearing (16) to the inside lower extreme of receiving charging tray (15), water filtering mechanism (8) are connected on axis of rotation (10) through coupling mechanism (7), set up breach (18) on the positive lateral wall of receiving charging tray (15), spout (17) have been seted up to the upper end of base (1), spout (17) are the loop type structure and are located the below of receiving charging tray (15).
2. The rapid filtrate device for dicyandiamide production according to claim 1, wherein the toggle mechanism (6) comprises a blocking disc (61), the blocking disc (61) is fixedly connected to the rotating shaft (10) and is located on the same central line with the rotating shaft (10), both sides of the lower end of the blocking disc (61) are fixedly connected with a connecting plate (62), the lower end of the connecting plate (62) is fixedly connected with a toggle plate (63), and the toggle plate (63) is fixedly connected to the rotating shaft (10).
3. The rapid filtering device for dicyandiamide production according to claim 1, wherein the separating mechanism (9) comprises a transverse plate (91), the transverse plate (91) is fixedly connected inside the housing (3), one side of the upper end of the transverse plate (91) is flush with the lower end of the inside of the water outlet (13), a fixing tube (92) is fixedly connected to the middle of the transverse plate (91), the fixing tube (92) penetrates through the transverse plate (91), a filtering shell (93) is fixedly connected to the upper end of the fixing tube (92), the filtering shell (93) is funnel-shaped, the upper end of the outer side wall of the filtering shell (93) is fixedly connected to the inner side wall of the housing (3), and a plurality of second filtering holes (94) are formed in the side wall of the filtering shell (93).
4. The rapid filtrate device for dicyandiamide production according to claim 3, wherein vertical plates (95) are fixedly connected to both sides of the upper end of the horizontal plate (91), and the upper ends of the vertical plates (95) are fixedly connected to the outer side wall of the filter shell (93).
5. The rapid filtering device for producing dicyandiamide according to claim 1, wherein the water filtering mechanism (8) comprises a filtering cover (81), the filtering cover (81) is in a circular truncated cone shape, the upper end of the filtering cover (81) is inserted into the housing (3) and extends into a fixed pipe (92) of the separating mechanism (9), the side wall of the filtering cover (81) is provided with a plurality of first filtering holes (82), the outer side wall of the filtering cover (81) is fixedly connected with a plurality of separating rods (83), the middle part of the lower end of the filtering cover (81) is fixedly connected with a supporting pipe (84), the lower end of the supporting pipe (84) is rotatably connected with a rotating carrying disc (85), the rotating carrying disc (85) is fixedly connected into the groove (14), and the lower end of the interior of the filtering cover (81) is connected with a water discharging pipe (88) through a second bearing (87), the lower end of the drain pipe (88) penetrates through the supporting pipe (84) and the rotary carrying disc (85) in sequence and extends to the lower end of the outer portion of the base (1), the drain pipe (88) is fixedly connected with the inner portion of the rotary carrying disc (85) through a first bearing (86), the outer diameter of the drain pipe (88) is smaller than the inner diameter of the supporting pipe (84), and the upper end of the drain pipe (88) is communicated with the inner portion of the filter cover (81).
6. The rapid filtering device for producing dicyandiamide according to claim 5, wherein sliding blocks (89) are fixedly connected to both sides of the lower end of the filtering cover (81), and the sliding blocks (89) are slidably connected to the inside of the sliding chute (17).
7. The rapid filtrate device for dicyandiamide production according to claim 1, wherein the connecting mechanism (7) comprises an upper clamping plate (71) and a lower clamping plate (72), the lower clamping plate (72) is located below the upper clamping plate (71), the lower end of the lower clamping plate (72) is fixedly connected with the upper end of a filter cover (81) of the water filtering mechanism (8), a clamping groove (74) is formed in the upper end of the lower clamping plate (72), a clamping strip (73) is fixedly connected to the lower end of the upper clamping plate (71), the clamping strip (73) is clamped in the clamping groove (74), and the upper end of the upper clamping plate (71) is fixedly connected with the rotating shaft (10) and one end of the motor (5).
8. The rapid filtrate device for dicyandiamide production according to claim 1, wherein a snap ring (12) is fixedly connected to the lower end of the top cover (4), and the snap ring (12) is clamped to the upper end of the inside of the housing (3).
CN202010179302.5A 2020-03-14 2020-03-14 Quick filtrating device is used in dicyandiamide production Pending CN111298513A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010179302.5A CN111298513A (en) 2020-03-14 2020-03-14 Quick filtrating device is used in dicyandiamide production

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Application Number Priority Date Filing Date Title
CN202010179302.5A CN111298513A (en) 2020-03-14 2020-03-14 Quick filtrating device is used in dicyandiamide production

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206613260U (en) * 2017-02-27 2017-11-07 陈艳芳 A kind of carbon steel filter
CN208182732U (en) * 2018-04-13 2018-12-04 朱双亮 A kind of chemical engineering sewage filter device being convenient to clean
CN208357444U (en) * 2018-02-07 2019-01-11 叶建 A kind of dehydration sterilizing mechanism of house refuse recycling and reusing
CN109970841A (en) * 2019-04-08 2019-07-05 安庆市汇智科技咨询服务有限公司 Integral type Protein Extraction seperator
CN209548814U (en) * 2019-02-27 2019-10-29 潍坊皓翔化工有限公司 A kind of pre-separate device of m-hydroxybenzoic acid production
CN110434149A (en) * 2019-08-13 2019-11-12 王姣 A kind of engineering garbage recovery device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206613260U (en) * 2017-02-27 2017-11-07 陈艳芳 A kind of carbon steel filter
CN208357444U (en) * 2018-02-07 2019-01-11 叶建 A kind of dehydration sterilizing mechanism of house refuse recycling and reusing
CN208182732U (en) * 2018-04-13 2018-12-04 朱双亮 A kind of chemical engineering sewage filter device being convenient to clean
CN209548814U (en) * 2019-02-27 2019-10-29 潍坊皓翔化工有限公司 A kind of pre-separate device of m-hydroxybenzoic acid production
CN109970841A (en) * 2019-04-08 2019-07-05 安庆市汇智科技咨询服务有限公司 Integral type Protein Extraction seperator
CN110434149A (en) * 2019-08-13 2019-11-12 王姣 A kind of engineering garbage recovery device

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Application publication date: 20200619

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