CN111714948A - Marine engineering is with boats and ships sewage treatment device - Google Patents
Marine engineering is with boats and ships sewage treatment device Download PDFInfo
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- CN111714948A CN111714948A CN202010619518.9A CN202010619518A CN111714948A CN 111714948 A CN111714948 A CN 111714948A CN 202010619518 A CN202010619518 A CN 202010619518A CN 111714948 A CN111714948 A CN 111714948A
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- filtering
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- 239000010865 sewage Substances 0.000 title claims abstract description 66
- 238000001914 filtration Methods 0.000 claims abstract description 83
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 238000000926 separation method Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 83
- 238000007789 sealing Methods 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims 2
- 239000013618 particulate matter Substances 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009298 carbon filtering Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
- B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/34—Moving 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
- B07B1/343—Moving 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses ship sewage treatment equipment for ocean engineering, which belongs to the technical field of ship sewage treatment and comprises a sewage discharge collecting shell, wherein a sewage discharge opening mechanism is arranged at the bottom in the treating shell, a separation collecting mechanism is arranged in the sewage discharge collecting shell, a filtering mechanism is movably arranged in an inner cavity of the treating shell and above the sewage discharge opening mechanism, and a filtering mechanism driving piece matched with the filtering mechanism is arranged at the top of a connecting cover. And then make things convenient for the follow-up categorised collection that carries on of user of service, improve the collection utilization quality of particulate matter or debris etc. and energy saving consumption.
Description
Technical Field
The invention relates to the technical field of ship sewage treatment, in particular to ship sewage treatment equipment for ocean engineering.
Background
Ships can be adopted in ocean engineering, and because the shipping time of the ships is long, the ships can generate domestic sewage in the shipping process. Therefore, before discharging the sewage in the ship into rivers, lakes and seas, the sewage must be treated so that it meets the discharge standard.
The prior ship sewage treatment equipment has the following defects in use: the inconvenient clearance filters the particulate matter and debris etc. of crossing, leads to follow-up when filtering, and sewage filtration quality is relatively poor, can not effectively collect the particulate matter and the debris etc. of crossing the filtration to the clearance simultaneously, and then leads to crossing the particulate matter and the debris of crossing and can't effectively utilize, has wasted the use resource, for this reason, we provide a boats and ships sewage treatment device for ocean engineering.
Disclosure of Invention
The invention aims to provide ship sewage treatment equipment for ocean engineering, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a ship sewage treatment device for ocean engineering comprises a sewage collection shell, a water collection shell is fixedly arranged at the top of the sewage collection shell, a treatment shell communicated with the sewage discharge collection shell is fixedly inserted in the center of the top of the water collection shell, a water outlet connecting pipe communicated with the left side bottom of the water collection shell is arranged at the bottom of the left side outer wall and the right side outer wall of the treatment shell, water outlets communicated with the water collection shell are arranged at the bottom of the left side outer wall and the right side outer wall of the treatment shell, and a one-way water outlet valve and a filter screen are arranged in the water outlet, and the filter screen is positioned outside the one-way water outlet valve, a pollution discharge opening mechanism is arranged at the bottom in the treatment shell, a separation and collection mechanism is arranged in the pollution discharge collection shell, handle the shell top and be provided with assorted connection lid, handle the shell inner chamber and be located the position activity of blowdown opening mechanism top and be provided with filtering mechanism, and the connection lid top is provided with and filtering mechanism complex filtering mechanism driving piece.
Further, the sewage discharging opening mechanism comprises a connecting baffle hinged at the bottom of the inner wall at the left side of the treatment shell, the connecting baffle is positioned below the water outlet, a movable baffle is attached to the right side of the connecting baffle, a servo motor is fixedly arranged on the outer wall at the right side of the water collecting shell through a support, a speed reducer is arranged at the output end of the servo motor, a driving belt wheel is arranged at the output end of the speed reducer, a U-shaped frame is fixedly arranged at the position of the outer wall at the right side of the treatment shell below the water outlet at the right side, a gear is rotatably arranged in the U-shaped frame through a rotating shaft, the front end of the rotating shaft penetrates through the front side of the U-shaped frame and is provided with a driven belt wheel, the driven belt wheel is in transmission connection with the driving belt wheel, the right end of the movable, gear outer wall lower extreme is in horizontal recess, the side is all fixed and is provided with rings around the relative one end in connecting baffle and adjustable fender bottom, and handles shell left and right sides outer wall bottom and all rotate through U-shaped frame and pivot and be provided with the guide roll, and the cover is equipped with rotary spring in the pivot, the guide roll is located connecting baffle and adjustable fender below, and is two sets of the side is all laminated and is set up the steel wire stay cord around the guide roll bottom, and the left end of side steel wire stay cord around and respectively with the rings fixed connection of the side around the connecting baffle bottom, the front and back side the right-hand member of steel wire stay cord respectively with the rings fixed connection of side around the adjustable fender bottom.
Further, the separating and collecting mechanism comprises a vibrating plate movably arranged in the sewage collecting shell, guide rods vertically movably penetrate through the left side and the right side of the vibrating plate, the top and the bottom of each guide rod are respectively fixed with the outer wall of the bottom of the water collecting shell and the inner wall of the bottom of the sewage collecting shell, an opening is formed in the middle of the vibrating plate, a screen is fixedly arranged in each opening, a protective shell is fixedly arranged on the outer wall of the right side of the sewage collecting shell, a driving motor is fixedly arranged in each protective shell, the output end of each driving motor is provided with a connecting rod, the left end of each connecting rod penetrates through the right side of the sewage collecting shell and is movably connected with the bottom of the inner wall of the left side of the sewage collecting shell through a bearing, baffles are movably sleeved on the left side and the right side of the outer wall of the connecting rod through bearings, the bottoms of, the utility model discloses a vibration damping device, including connecting rod, vibration board, spring, water collection shell, rubber bellows, connecting rod outer wall left and right sides all fixed cover be equipped with the cam of vibrations bottom of the plate laminating, and two sets of cams all are located two sets of baffle outsides, vibration board top left and right sides all is provided with the spring, and two sets of spring tops all with the outer wall of water collection shell bottom fixed, two sets of the equal movable sleeve of spring outer wall is equipped with rubber bellows, and is two sets of the spring all is located two sets of guide arm outsides, and rubber bellows top and.
Further, filtering mechanism sets up the outer cartridge filter in handling the shell including the activity, outer cartridge filter endotheca is equipped with the middle part cartridge filter, middle part cartridge filter endotheca is equipped with the inner filtering section of thick bamboo, outer cartridge filter, middle part cartridge filter and inner filtering section of thick bamboo bottom are cavity, the fixed connecting pipe that intakes that is linked together that is provided with in inner filtering section of thick bamboo top left side, and intake the connecting pipe top and run through middle part cartridge filter, outer cartridge filter and connecting cover in proper order, and all set up the movable through-hole that matches with the connecting pipe that intakes on middle part cartridge filter and the outer cartridge filter, inner filtering section of thick bamboo and middle part cartridge filter top left and right sides are all fixed and are provided with the support stopper, and the spacing recess that matches with the.
Furthermore, the driving part of the filtering mechanism comprises a connecting hollow column inserted in the center of the top of the connecting cover, the bottom of the connecting hollow column sequentially penetrates through the outer filtering cylinder, the middle filtering cylinder and the inner filtering cylinder and extends to the inner bottom of the inner filtering cylinder, through holes matched with the connecting hollow column are formed in the outer wall of the outer filtering cylinder, the middle filtering cylinder and the inner filtering cylinder, two groups of limiting discs are sleeved on the outer wall of the connecting hollow column, the top of the limiting discs are fixedly sleeved on the outer wall of the connecting hollow column, the bottom of the limiting discs are slidably sleeved on the outer wall of the connecting hollow column, the top of the limiting discs are fixed on the outer wall of the top of the outer filtering cylinder by screws, the bottom of the limiting discs are fixed on the inner wall of the top of the inner filtering cylinder by screws, matched threaded rods are screwed in the inner, the utility model discloses a screw-thread pole, including the screw-thread pole, the shrouding top is laminated outside cartridge filter, middle part cartridge filter and interior cartridge filter, the shrouding top is provided with two sets of annular chimbs from inside to outside respectively integrated into one piece, the outside annular chimb is located between outer cartridge filter and the middle part cartridge filter, inboard annular chimb is located between middle part cartridge filter and the interior cartridge filter, connect the fixed connection motor that is provided with in caping portion left side, and connect the motor output and be provided with the driving gear, and connect the fixed cover in hollow post outer wall top and be equipped with driven gear with driving gear engagement, it all fixes and is provided with and inserts to connect hollow post left and right side outer wall bottom, and two sets of equal vertical activities of inserting run through there is.
Further, connect lid outer wall top integrated into one piece be provided with handle the annular chimb of shell top laminating, and annular array pegs graft on the annular chimb has the multiunit screw, connect and cover and seted up annular opening, and slide in the annular opening and be provided with assorted connection arc piece, and run through about connecting the arc piece and set up the opening that matches with the connecting pipe of intaking.
Furthermore, the outer wall of the front side of the pollution discharge collection shell is provided with a matched sealing shell cover, a transparent window is arranged on the sealing shell cover, and a handle is arranged on the outer wall of the front side of the sealing shell cover and above the transparent window.
Compared with the prior art, the invention has the beneficial effects that: the invention is provided with a filter mechanism driving part, the filter mechanism is driven to rotate to realize high-efficiency and high-quality filtering and purification of sewage when in normal use, the sealing plate is driven to move downwards by the driving threaded rod when processing particulate matters or sundries, and further the particulate matters or sundries between the inner filter cylinder and the middle filter cylinder and between the inner filter cylinder and the outer filter cylinder are enabled to move downwards, the sewage discharge opening mechanism is arranged, the sewage after filtering and purification can not be discharged downwards when in normal use, the movable baffle can move towards the right side when processing the particulate matters or sundries, and the connecting baffle synchronously inclines downwards so as to enable the downward particulate matters or sundries to continuously fall on the screen downwards, the separation and collection mechanism is arranged to enable the vibration plate to vibrate and sieve the particulate matters or sundries on the screen, thereby facilitating the subsequent classified collection of users and improving the collection and utilization quality of the particulate, the invention has the advantages that the energy consumption is saved, meanwhile, the driving piece and the filtering mechanism of the filtering mechanism are adopted to realize the filtering and purification of the sewage through the centrifugal force, the treatment efficiency and the quality of the sewage are improved, meanwhile, the inner filtering barrel, the middle filtering barrel and the outer filtering barrel are separable, the disassembly and the maintenance after the long-term use are convenient, and the service life and the filtering and purifying quality of the equipment after the long-term use are ensured.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present invention;
FIG. 2 is a cross-sectional view of the drive member of the filter mechanism of the present invention;
FIG. 3 is a top view of the connecting cover structure of the present invention;
fig. 4 is a front view of the structure of the present invention.
In the figure: 1. a blowdown collection shell; 2. a water collection shell; 21. a water outlet connecting pipe; 3. treating the shell; 4. a water outlet; 5. a one-way water outlet valve; 6. a blowdown opening mechanism; 61. connecting a baffle plate; 62. a movable baffle; 63. a servo motor; 64. a transmission belt; 65. a gear; 66. a driven pulley; 67. teeth; 68. a guide roller; 681. a return spring; 69. a steel wire rope; 7. a separation and collection mechanism; 71. a vibration plate; 711. screening a screen; 72. a guide bar; 73. a protective shell; 74. a drive motor; 75. a connecting rod; 76. a cam; 77. a baffle plate; 78. a spring; 79. a rubber bellows; 8. a connecting cover; 81. an annular flange; 82. an annular port; 83. connecting the arc-shaped blocks; 9. a filter mechanism drive member; 91. connecting the hollow columns; 92. a limiting disc; 93. a driving gear; 94. a T-shaped guide rod; 95. a threaded rod; 96. closing the plate; 97. an annular flange; 10. a filtering mechanism; 101. an inner filter cartridge; 102. a middle filter cartridge; 103. an outer filter cartridge; 104. a water inlet connecting pipe; 105. a support limit block; 11. sealing the shell cover; 12. a handle.
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.
Referring to fig. 1-4, the present invention provides a technical solution: a ship sewage treatment device for ocean engineering, please refer to fig. 1, comprises a sewage collection shell 1, wherein the top of the sewage collection shell 1 is hollow, a water collection shell 2 is fixedly arranged at the top of the sewage collection shell 1, the water collection shell 2 is used for storing filtered sewage, a treatment shell 3 communicated with the sewage collection shell 1 is fixedly inserted in the center of the top of the water collection shell 2, the treatment shell 3 is welded with the water collection shell 2, the treatment shell 3 is cylindrical, electrical components in the device are electrically connected with an external master controller and 220V mains supply, and the master controller can be a conventional known device controlled by a computer and the like;
referring to fig. 1, a water outlet connecting pipe 21 communicated with the left bottom of the water collecting shell 2 is arranged at the left bottom of the water collecting shell, and when the water collecting shell is used, the water outlet connecting pipe 21 is connected with a pipeline of water pumping equipment through a pipeline connecting piece widely used in the prior art or the other end of the water outlet connecting pipe 21 is led into a water pool, which is not described in detail herein;
referring to fig. 1, the bottom of the outer walls of the left and right sides of the treatment shell 3 are both provided with water outlets 4 communicated with the water collection shell 2, the water outlets 4 are internally provided with one-way water outlet valves 5 and filter screens, the filter screens are positioned outside the one-way water outlet valves 5, the water outlets 4 discharge the sewage filtered by the filter mechanism 10 to the water collection shell 2, the one-way water outlet valves 5 prevent the water in the water collection shell 2 from flowing back to the treatment shell 3, and the filter screens prevent particles or impurities and the like from being discharged from the water outlets 4;
referring to fig. 1, a pollution discharge opening mechanism 6 is arranged at the bottom in the treatment shell 3, the pollution discharge opening mechanism 6 is positioned below the water outlet 4, and the pollution discharge opening mechanism 6 enables particles or impurities to be discharged downwards normally when the treatment of the particles or the impurities and the like is carried out after sewage is filtered;
referring to fig. 1, a separation and collection mechanism 7 is arranged in the sewage collection shell 1, and the separation and collection mechanism 7 screens particulate matters, impurities and the like, so that the subsequent collection and treatment of users are facilitated;
referring to fig. 1, a matching connection cover 8 is fixedly disposed at the top of the treatment shell 3, a filtering mechanism 10 is movably disposed in the inner cavity of the treatment shell 3 and above the pollution discharge opening mechanism 6, the filtering mechanism 10 filters the entering sewage, a filtering mechanism driving member 9 matched with the filtering mechanism 10 is disposed at the top of the connection cover 8, and the filtering mechanism driving member 9 is used for driving and connecting the filtering mechanism 10.
As shown in figure 1, the pollution discharge opening mechanism 6 comprises a connecting baffle 61 hinged at the bottom of the inner wall of the left side of the treatment shell 3, the connecting baffle 61 is positioned below the water outlet 4, a movable baffle 62 is attached to the right side of the connecting baffle 61, the connecting baffle 61 and the movable baffle 62 are both matched with the treatment shell 3, the length of the movable baffle 62 is greater than that of the connecting baffle 61, the outer wall of the right side of the water collection shell 2 is fixedly provided with a servo motor 63 through a bracket, the output end of the servo motor 63 is provided with a speed reducer, the output end of the speed reducer is provided with a driving pulley, the position of the outer wall of the right side of the treatment shell 3 below the water outlet 4 of the right side is fixedly provided with a U-shaped frame, a gear 65 is rotatably arranged in the U-shaped frame through a rotating shaft, the front end of, the water collecting shell 2 is provided with a movable hole matched with the transmission belt 64, a sealing gasket (not shown in the figure) is arranged at the movable hole, the right end of the movable baffle plate 62 penetrates through the right side of the processing shell 3, the right side of the processing shell 3 is provided with a movable hole matched with the movable baffle plate 62, the movable baffle plate 62 is convenient to get in and out of the processing shell 3, the top of the movable baffle plate 62 is provided with a transverse groove, the bottom of the transverse groove is uniformly provided with teeth 67 meshed with a gear 65, the lower end of the outer wall of the gear 65 is positioned in the transverse groove, the movable baffle plate 62 is driven to move left and right by the matching of the gear 65 and the teeth 67, the front side and the rear side of the opposite end of the bottoms of the connecting baffle plate 61 and the movable baffle plate 62 are fixedly provided with lifting rings which are used for connecting steel wire pull ropes 69, the bottoms of the outer walls, the other end of the guide roller 68 is fixed with the inner wall of the U-shaped frame and used for enabling the guide roller 68 to rotate so as to enable the connecting baffle 61 to reset and contact with the movable baffle 62 for plugging when the movable baffle 62 moves towards the left side, the guide roller 68 is positioned below the connecting baffle 61 and the movable baffle 62, the front side and the rear side of the bottom of the two groups of guide rollers 68 are respectively provided with a steel wire pull rope 69 in a laminating manner, the steel wire pull rope 69 plays a role in force transmission, the left ends of the steel wire pull ropes 69 at the front side and the rear side of the bottom of the connecting baffle 61 are respectively fixedly connected with the hanging rings at the front side and the rear side of the bottom of the movable baffle 62, and the steel wire pull ropes 69 and the;
as shown in figure 1, the separating and collecting mechanism 7 comprises a vibration plate 71 movably arranged in the pollution discharge collecting shell 1, a gap is arranged between the side wall of the vibration plate 71 and the inner wall of the pollution discharge collecting shell 1, so that the vibration plate 71 can move up and down in the pollution discharge collecting shell 1 conveniently, guide rods 72 vertically and movably penetrate through the left side and the right side of the vibration plate 71, guide through holes matched with the guide rods 72 are formed in the vibration plate 71 to ensure that the vibration plate 71 can move up and down stably, the top and the bottom of each guide rod 72 are respectively fixed with the outer wall of the bottom of the water collecting shell 2 and the inner wall of the bottom of the pollution discharge collecting shell 1, a screw or bolt fixing mode can be adopted, an opening is formed in the middle of the vibration plate 71, a screen 711 is fixedly arranged in the opening, the particulate matters or sundries and the like under the screen 711 can be separated again in opposite directions, so that the subsequent, a driving motor 74 used for a user to maintain the interior, a driving motor 74 is fixedly arranged in the protective shell 73, the output end of the driving motor 74 is provided with a connecting rod 75, the connecting rod 75 is positioned below the vibration plate 71, the left end of the connecting rod 75 penetrates through the right side of the pollution discharge collection shell 1 and is movably connected with the bottom of the inner wall of the left side of the pollution discharge collection shell 1 through a bearing, the left side and the right side of the outer wall of the connecting rod 75 are movably sleeved with baffle plates 77 through the bearing, so that the baffle plates 77 are not influenced by the rotation of the connecting rod 75, the bottoms of the two groups of baffle plates 77 are welded with the inner wall of the bottom of the pollution discharge collection shell 1, the tops of the two groups of baffle plates 77 are respectively jointed with the bottom of the vibration plate 71, the two groups of baffle plates 77 are respectively positioned outside the screen 711, the left side and the right side of, the contact wear is reduced, the cam 76 is in reciprocating contact with the rubber protrusion to drive the vibration plate 71 to vibrate, the two groups of cams 76 are located on the outer sides of the two groups of baffles 77, the springs 78 are arranged on the left and right sides of the top of the vibration plate 71, the tops of the two groups of springs 78 are fixed with the outer wall of the bottom of the water collecting shell 2, the springs 78 are used for enabling the upward vibration plate 71 to reset in the follow-up process, the rubber corrugated pipe 79 is movably sleeved on the outer wall of the two groups of springs 78, the two groups of springs 78 are located on the outer sides of the two groups of guide rods 72, the top of the rubber corrugated pipe 79 is fixed with the outer wall of the bottom of the water collecting shell 2, the bottom of the rubber corrugated pipe;
as shown in fig. 2, the filtering mechanism 10 includes an outer filtering cylinder 103 movably disposed in the processing shell 3, the outer filtering cylinder 103 is movably sleeved with a middle filtering cylinder 102, the middle filtering cylinder 102 is movably sleeved with an inner filtering cylinder 101, the outer filtering cylinder 103, the middle filtering cylinder 102 and the inner filtering cylinder 101 are used for filtering and purifying sewage, the outer filtering cylinder 103, the middle filtering cylinder 102 and the inner filtering cylinder 101 are made of different filtering materials, and can be made of suitable filtering materials according to sewage, common filtering cylinders include an activated carbon filtering cylinder, a mesh filtering cylinder, etc., which are not detailed herein, the bottoms of the outer filtering cylinder 103, the middle filtering cylinder 102 and the inner filtering cylinder 101 are hollow, a water inlet connecting pipe 104 communicated with each other is fixedly disposed on the left side of the top of the inner filtering cylinder 101, the water inlet connecting pipe 104 facilitates the sewage to be processed to enter the inner filtering cylinder 101, the sewage in the inner filter cylinder 101 is prevented from seeping out from the water inlet connecting pipe 104, the top end of the water inlet connecting pipe 104 sequentially penetrates through the middle filter cylinder 102, the outer filter cylinder 103 and the connecting cover 8, the middle filter cylinder 102 and the outer filter cylinder 103 are respectively provided with a movable through hole matched with the water inlet connecting pipe 104, a wear-resistant rubber ring can be fixedly arranged in the movable through hole, the inner wall of the wear-resistant rubber ring is attached to the outer wall of the water inlet connecting pipe 104, the sealing performance of the water inlet connecting pipe 104 and the movable through hole is ensured, the outer filter cylinder 103, the inner filter cylinder 101 and the middle filter cylinder 102 are also convenient to disassemble and assemble, the left side and the right side of the top of the inner filter cylinder 101 and the middle filter cylinder 102 are respectively and fixedly provided with a supporting and limiting block 105, the supporting and limiting grooves matched with the supporting, the matching of the supporting limiting block 105 and the limiting groove plays a role in positioning when the outer filter cylinder 103, the inner filter cylinder 101 and the middle filter cylinder 102 are installed on one hand, and on the other hand, the outer filter cylinder 103, the inner filter cylinder 101 and the middle filter cylinder 102 can rotate simultaneously;
as shown in fig. 2, the driving member 9 of the filtering mechanism includes a connecting hollow pillar 91 inserted in the center of the top of the connecting cover 8, a bearing is disposed at the joint between the connecting hollow pillar 91 and the connecting cover 8 to ensure the rotation of the connecting hollow pillar 91 and prevent the connecting hollow pillar from moving up and down, the bottom of the connecting hollow pillar 91 sequentially penetrates through the outer filter cartridge 103, the middle filter cartridge 102 and the inner filter cartridge 101 and extends to the bottom of the inner filter cartridge 101, through holes matched with the connecting hollow pillar 91 are disposed on the outer filter cartridge 103, the middle filter cartridge 102 and the inner filter cartridge 101, the aperture of the through hole is larger than the diameter of the connecting hollow pillar 91, a wear-resistant rubber ring can be fixedly disposed in the through hole, the inner wall of the wear-resistant rubber ring is attached to the connecting hollow pillar 91 to reduce wear while ensuring the sealing performance between the connecting hollow pillar 91 and the through holes, two sets of limiting, the top limiting disc 92 plays a limiting role, the bottom limiting disc 92 is slidably sleeved on the outer wall of the connecting hollow column 91, as can be seen from fig. 1 and fig. 2, the front side and the rear side of the inner wall of the bottom limiting disc 92 are both fixedly provided with a guide slide block (not shown in the figure), the outer wall of the front side and the rear side of the outer wall of the connecting hollow column 91 are both vertically provided with a guide slide groove matched with the guide slide block, the bottom of the guide slide groove penetrates through the bottom of the connecting hollow column 91, the cooperation of the guide slide block and the guide slide groove enables the connecting hollow column 91 to rotate to drive the limiting disc 92 to rotate, and on the other hand, the bottom limiting disc 92 is convenient to slide and disassemble downwards to realize the disassembly and assembly of the outer filter cylinder 103, the inner filter cylinder 101 and the middle filter cylinder 102, the top limiting disc 92 is fixed, the inner thread of the connecting hollow column 91 is screwed with a matched threaded rod 95, the inner wall of the connecting hollow column 91 is provided with an inner thread matched with the threaded rod 95, the top end of the threaded rod 95 is welded with a rotating handle, the rotating handle is manually rotated by a user and is positioned above the connecting hollow column 91, the bottom end of the threaded rod 95 is fixed with a sealing plate 96, the threaded rod 95 can be fixedly connected with a threaded hole at the bottom of the threaded rod 95 by adopting a screw (not shown in the figure) inserted at the bottom of the sealing plate 96, when the sealing plate 96 is normally used, the outer filter cylinder 103, the middle filter cylinder 102 and the inner filter cylinder 101 can not leak out from the bottoms of the outer filter cylinder 103, the middle filter cylinder 102 and the inner filter cylinder 101, the top of the sealing plate 96 is attached to the bottoms of the outer filter cylinder 103, the middle filter cylinder 102 and the inner filter cylinder 101, the annular convex edge 97 is used for improving the sealing performance of the joint of the sealing plate 96 and the outer filter cartridge 103, the middle filter cartridge 102 and the inner filter cartridge 101, the outer annular convex edge 97 is positioned between the outer filter cartridge 103 and the middle filter cartridge 102, the outer wall and the inner wall of the outer annular convex edge 97 are both provided with sealing strips (not shown in the figure), the sealing strips of the outer wall of the outer annular convex edge 97 are attached to the bottom of the inner wall of the outer filter cartridge 103, the sealing strips of the inner wall of the outer annular convex edge 97 are attached to the bottom of the outer wall of the middle filter cartridge 102, the inner annular convex edge 97 is positioned between the middle filter cartridge 102 and the inner filter cartridge 101, the outer wall and the inner wall of the inner annular convex edge 97 are both provided with sealing strips (not shown in the figure), the sealing strips of, the connecting motor is positioned at the inner side of the annular through hole 82, the output end of the connecting motor is provided with a driving gear 93, and the top of the outer wall of the connecting hollow column 91 is fixedly sleeved with a driven gear engaged with the driving gear 93, the connecting motor drives the driving gear 93, the driving gear 93 and the driven gear are matched to drive the connecting hollow column 91 to rotate, so that the outer filter cylinder 103, the middle filter cylinder 102 and the inner filter cylinder 101 rotate simultaneously, the bottom parts of the left and right outer walls of the connecting hollow column 91 are fixedly provided with the inserts which are welded on the outer wall of the connecting hollow column 91 to play a role of supporting the T-shaped guide rod 94, and the two groups of inserts are vertically and movably penetrated with T-shaped guide rods 94, the T-shaped guide rods 94 prevent the sealing plate 96 from being driven by the threaded rod 95 to rotate, the bottom of the T-shaped guide rod 94 is fixedly connected with the top of the sealing plate 96, and the T-shaped guide rod 94 can be fixedly connected with a threaded hole at the bottom of the T-shaped guide rod 94 by adopting a screw (not shown in the figure) inserted at the bottom of the sealing plate 96;
as shown in fig. 3, the top of the outer wall of the connecting cover 8 is integrally formed with an annular convex edge 81 attached to the top of the processing shell 3, the bottom of the outer wall of the connecting cover 8 is attached to the inner wall of the top of the processing shell 3, and a plurality of sets of screws are inserted into the annular convex edge 81, the annular convex edge 81 is fixed to the top of the processing shell 3 by screws, which facilitates assembly and disassembly, the connecting cover 8 is provided with an annular through hole 82, the annular through hole 82 facilitates the rotation of the connecting arc block 83 along with the water inlet connecting pipe 104, and the annular through hole 82 is slidably provided with a matched connecting arc block 83, the two sides of the connecting arc block 83 are both provided with limit sliders (not shown), the inner walls of the two sides of the annular through hole 82 are both provided with annular limit chutes matched with the limit sliders, the matching of the limit sliders and the limit chutes ensures the, a through hole matched with the water inlet connecting pipe 104 is formed in the upper part and the lower part of the connecting arc-shaped block 83 in a penetrating mode, and the through hole is used for connecting the top of the connecting arc-shaped block 83, extending out and connected with an external sewage input pipeline;
as shown in fig. 4, the sealed cap 11 of assorted is provided with to the lateral outer wall before the shell 1 is collected in the blowdown, the port that is linked together rather than the inner chamber is seted up to the lateral outer wall before the shell 1 is collected in the blowdown, sealed cap 11 can adopt the screw, buckle or other can dismantle fixed mode setting go out at the port, and be provided with transparent window on the sealed cap 11, transparent window makes things convenient for the user to observe inside, the position that sealed cap 11 front side outer wall just is located the transparent window top is provided with handle 12, handle 12 makes things convenient for this sealed cap 11 of opening of user.
A use method of ship sewage treatment equipment for ocean engineering comprises the following steps:
s1, before use, connecting a pipeline for inputting external sewage with the top of the water inlet connecting pipe 104 through a pipeline connecting piece in the prior art, enabling the external sewage to enter the inner filter cylinder 101 through the water inlet connecting pipe 104, starting the connecting motor to drive the driving gear 98 by the connecting motor, driving the connecting hollow column 91 to rotate through the matching of the driving gear 98 and the driven gear, and driving the filtering mechanism 10 to rotate by the rotation of the connecting hollow column 91;
s2, under the action of centrifugal force, the sewage is thrown outwards, after being filtered and purified by the inner filter cylinder 101, the middle filter cylinder 102 and the outer filter cylinder 103, the filtered particles or impurities and the like are left in the inner filter cylinder 101, between the middle filter cylinder 102 and the outer filter cylinder 103, the filtered and purified water is discharged into the water collecting shell 2 through the water outlet 4, after the sewage is filtered, the handle is manually rotated to drive the threaded rod 95, the threaded rod 95 drives the sealing plate 96 to move downwards, so that the sealing plate 96 is separated from the inner filter cylinder 101, the middle filter cylinder 102 and the outer filter cylinder 103, the particles or impurities and the like in the inner filter cylinder 101, between the middle filter cylinder 102 and the outer filter cylinder 103 are separated downwards from the filter mechanism 10, the servo motor 63 is driven, the servo motor 63 drives the driven pulley 66 through the matching of the driving pulley and the driving belt 64, the driven pulley 66 drives the gear 65, the movable baffle plate 62 is driven to move towards the right side by the matching of the gear 65 and the teeth 67, when the movable baffle plate 62 moves towards the right side, the right end of the steel wire pull rope 69 is pulled, the steel wire pull rope 69 passes through the guide roller 68, the connecting baffle plate 61 is pulled to incline downwards, and then downward particles or impurities continuously fall onto the top of the screen 711 downwards;
s3: then, the driving motor 74 is driven, the driving motor 74 drives the connecting rod 75 to rotate, the connecting rod 75 rotates to push against the vibration plate 71 in a reciprocating manner through the cam 76, under the action of the rubber bellows 79 and the spring 78, the vibration plate 71 vibrates up and down, smaller particles or impurities and the like in the particles or impurities and the like on the top of the screen 711 are further downward, the sealing cover 11 is subsequently opened, classified collection is achieved, after use is completed, the servo motor 63 is driven to rotate reversely, the movable baffle 62 is reset to the left side, under the action of the rotary spring 681, the guide roller 68 drives the connecting baffle 61 to reset and contact with the movable baffle 62 to achieve plugging, after the connecting baffle 61 contacts with the movable baffle 62, the servo motor 63 is closed, the handle is rotated manually, and the sealing plate 96 is further upward plugged at the bottom of the filtering mechanism 10, and then sewage treatment of downward waves can be carried.
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 (7)
1. The utility model provides a marine sewage treatment device for ocean engineering, collects shell (1) including the blowdown, its characterized in that: the sewage treatment device is characterized in that a water collecting shell (2) is fixedly arranged at the top of the sewage collection shell (1), a treatment shell (3) communicated with the sewage collection shell (1) is fixedly inserted in the center of the top of the water collecting shell (2), a water outlet connecting pipe (21) communicated with the water collecting shell (2) is arranged at the bottom of the left side of the water collecting shell (2), water outlets (4) communicated with the water collecting shell (2) are formed in the bottom of the outer walls of the left side and the right side of the treatment shell (3), a one-way water outlet valve (5) and a filter screen are arranged in each water outlet (4), the filter screen is positioned outside the one-way water outlet valve (5), a sewage discharge opening mechanism (6) is arranged at the bottom in the treatment shell (3), a separation collection mechanism (7) is arranged in the sewage collection shell (1), a matched connecting cover (8) is arranged at the top of the treatment shell (3), and a filtering, and the top of the connecting cover (8) is provided with a filtering mechanism driving piece (9) matched with the filtering mechanism (10).
2. The marine sewage treatment plant for oceanographic engineering according to claim 1, characterized in that: the sewage discharge opening mechanism (6) comprises a connecting baffle plate (61) hinged to the bottom of the inner wall of the left side of the treatment shell (3), the connecting baffle plate (61) is positioned below the water outlet (4), a movable baffle plate (62) is attached to the right side of the connecting baffle plate (61), a servo motor (63) is fixedly arranged on the outer wall of the right side of the water collection shell (2) through a support, a speed reducer is arranged at the output end of the servo motor (63), a driving belt wheel is arranged at the output end of the speed reducer, a U-shaped frame is fixedly arranged at the position, below the water outlet (4) of the right side, of the treatment shell (3), a gear (65) is rotatably arranged in the U-shaped frame through a rotating shaft, the front end of the rotating shaft penetrates through the front side of the U-shaped frame and is provided with a driven belt wheel (66), the driven belt wheel (66) is in transmission connection, the top of the movable baffle (62) is provided with a transverse groove, the bottom of the transverse groove is uniformly provided with teeth (67) which are engaged with the gear (65), the lower end of the outer wall of the gear (65) is positioned in the transverse groove, the front side and the rear side of the opposite ends of the bottoms of the connecting baffle plate (61) and the movable baffle plate (62) are both fixedly provided with hanging rings, and the bottoms of the outer walls of the left side and the right side of the processing shell (3) are respectively provided with a guide roller (68) through a U-shaped frame and a rotating shaft in a rotating way, the rotating shaft is sleeved with a rotary spring (681), the guide rollers (68) are positioned below the connecting baffle (61) and the movable baffle (62), the front side and the rear side of the bottom of the two groups of guide rollers (68) are respectively provided with a steel wire pull rope (69) in a fitting manner, the left ends of the front and rear steel wire pull ropes (69) are fixedly connected with the front and rear lifting rings at the bottom of the connecting baffle plate (61), and the right ends of the front and rear steel wire pull ropes (69) are fixedly connected with the front and rear lifting rings at the bottom of the movable baffle plate (62).
3. The marine sewage treatment plant for oceanographic engineering according to claim 1, characterized in that: the separation and collection mechanism (7) comprises a vibration plate (71) movably arranged in the pollution discharge collection shell (1), a guide rod (72) penetrates through the vibration plate (71) in the vertical direction, the top and the bottom of the guide rod (72) are fixed to the outer wall of the bottom of the water collection shell (2) and the inner wall of the bottom of the pollution discharge collection shell (1) respectively, a through hole is formed in the middle of the vibration plate (71), a screen (711) is fixedly arranged in the through hole, a protection shell (73) is fixedly arranged on the outer wall of the right side of the pollution discharge collection shell (1), a driving motor (74) is fixedly arranged in the protection shell (73), a connecting rod (75) is arranged at the output end of the driving motor (74), the left end of the connecting rod (75) penetrates through the right side of the pollution discharge collection shell (1) and is movably connected with the bottom of the inner wall of the left side of the pollution discharge collection shell (1) through a bearing, and two sets of baffle (77) bottoms all collect shell (1) bottom inner wall welding with the blowdown, and are two sets of vibration plate (71) bottom is all laminated at baffle (77) top, the equal fixed cover in connecting rod (75) outer wall left and right sides is equipped with cam (76) of laminating bottom vibration plate (71), and two sets of cam (76) all are located two sets of baffle (77) outsides, vibration plate (71) top left and right sides all is provided with spring (78), and just two sets of spring (78) tops all with catchment shell (2) bottom outer wall fixed, two sets of spring (78) outer wall all movable cover is equipped with rubber bellows (79), and is two sets of spring (78) all are located two sets of guide arm (72) outsides, and rubber bellows (79) top is fixed with catchment shell (2) bottom outer wall, rubber bellows (79) bottom is fixed with vibration plate (71) top.
4. The marine sewage treatment plant for oceanographic engineering according to claim 1, characterized in that: the filtering mechanism (10) comprises an outer filtering cylinder (103) movably arranged in the processing shell (3), the inner movable sleeve of the outer filtering cylinder (103) is provided with a middle filtering cylinder (102), the inner movable sleeve of the middle filtering cylinder (102) is provided with an inner filtering cylinder (101), the bottoms of the outer filtering cylinder (103), the middle filtering cylinder (102) and the inner filtering cylinder (101) are hollow, the left side of the top of the inner filtering cylinder (101) is fixedly provided with a water inlet connecting pipe (104) communicated with each other, the top end of the water inlet connecting pipe (104) sequentially penetrates through the middle filtering cylinder (102), the outer filtering cylinder (103) and a connecting cover (8), the middle filtering cylinder (102) and the outer filtering cylinder (103) are respectively provided with a movable through hole matched with the water inlet connecting pipe (104), and the left side and the right side of the tops of the inner filtering cylinder (101) and, and the left side and the right side of the inner wall of the top of the middle filter cartridge (102) and the inner wall of the top of the outer filter cartridge (103) are both provided with a limiting groove matched with the supporting limiting block (105).
5. The marine sewage treatment plant for ocean engineering according to claim 4, wherein: the filter mechanism driving part (9) comprises a connecting hollow column (91) inserted in the center of the top of the connecting cover (8), the bottom of the connecting hollow column (91) sequentially penetrates through the outer filter cylinder (103), the middle filter cylinder (102) and the inner filter cylinder (101) and extends to the inner bottom of the inner filter cylinder (101), through holes matched with the connecting hollow column (91) are formed in the outer filter cylinder (103), the middle filter cylinder (102) and the inner filter cylinder (101), two groups of limiting discs (92) are sleeved on the outer wall of the connecting hollow column (91), the limiting discs (92) at the top are fixedly sleeved on the outer wall of the connecting hollow column (91), the limiting discs (92) at the bottom are slidably sleeved on the outer wall of the connecting hollow column (91), the limiting discs (92) at the top are fixed with the outer wall of the top of the outer filter cylinder (103) by screws, and the limiting discs (92) at the bottom are fixed with the inner wall, the hollow column (91) internal thread of connection has the assorted threaded rod (95) soon, and threaded rod (95) top welding has the rotation handle, and rotates the handle and be located hollow column (91) top of connection, threaded rod (95) bottom mounting has shrouding (96), and the bottom of shrouding (96) top laminating outer cartridge filter (103), middle part cartridge filter (102) and interior cartridge filter (101), and shrouding (96) top is provided with two sets of annular chimbs (97) from inside to outside integrated into one piece respectively, the outside annular chimb (97) are located between outer cartridge filter (103) and middle part cartridge filter (102), inboard annular chimb (97) are located between middle part cartridge filter (102) and interior cartridge filter (101), connecting cover (8) top left side is fixed to be provided with the connection motor, and connect the motor output and be provided with driving gear (93), and connect hollow column (91) outer wall top fixed cover and be equipped with the driven gear of driving gear (93) meshing, the bottom of the outer wall of the left side and the right side of the connecting hollow column (91) is fixedly provided with inserts, the two groups of inserts are vertically and movably penetrated by T-shaped guide rods (94), and the bottom of each T-shaped guide rod (94) is fixedly connected with the top of the sealing plate (96).
6. The marine sewage treatment plant for ocean engineering according to claim 4, wherein: connect lid (8) outer wall top integrated into one piece be provided with handle annular chimb (81) of laminating at shell (3) top, and annular array pegs graft on annular chimb (81) and have the multiunit screw, connect and seted up annular opening (82) on lid (8), and slide in annular opening (82) and be provided with assorted connection arc piece (83), and connect arc piece (83) and run through from top to bottom and set up the opening that matches with water inlet connecting pipe (104).
7. The marine sewage treatment plant for oceanographic engineering according to claim 1, characterized in that: the outer wall of the front side of the pollution discharge collection shell (1) is provided with a matched sealed shell cover (11), a transparent window is arranged on the sealed shell cover (11), and a handle (12) is arranged on the outer wall of the front side of the sealed shell cover (11) and above the transparent window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010619518.9A CN111714948A (en) | 2020-06-30 | 2020-06-30 | Marine engineering is with boats and ships sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010619518.9A CN111714948A (en) | 2020-06-30 | 2020-06-30 | Marine engineering is with boats and ships sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111714948A true CN111714948A (en) | 2020-09-29 |
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ID=72570870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010619518.9A Withdrawn CN111714948A (en) | 2020-06-30 | 2020-06-30 | Marine engineering is with boats and ships sewage treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111714948A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112675953A (en) * | 2020-12-08 | 2021-04-20 | 马明 | Iron and steel smelting ore raw material pretreatment method |
-
2020
- 2020-06-30 CN CN202010619518.9A patent/CN111714948A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112675953A (en) * | 2020-12-08 | 2021-04-20 | 马明 | Iron and steel smelting ore raw material pretreatment method |
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Application publication date: 20200929 |