WO2024066216A1 - 膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置 - Google Patents

膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置 Download PDF

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Publication number
WO2024066216A1
WO2024066216A1 PCT/CN2023/080873 CN2023080873W WO2024066216A1 WO 2024066216 A1 WO2024066216 A1 WO 2024066216A1 CN 2023080873 W CN2023080873 W CN 2023080873W WO 2024066216 A1 WO2024066216 A1 WO 2024066216A1
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Prior art keywords
fixedly connected
filter
membrane
upper side
salt lake
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PCT/CN2023/080873
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English (en)
French (fr)
Inventor
谢英豪
李爱霞
余海军
张学梅
李长东
Original Assignee
广东邦普循环科技有限公司
湖南邦普循环科技有限公司
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Application filed by 广东邦普循环科技有限公司, 湖南邦普循环科技有限公司 filed Critical 广东邦普循环科技有限公司
Publication of WO2024066216A1 publication Critical patent/WO2024066216A1/zh

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D15/00—Lithium compounds
    • C01D15/08—Carbonates; Bicarbonates
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Definitions

  • the present application relates to the technical field of lithium extraction from salt lake brine, for example, to a filtering device for extracting lithium from salt lake brine by membrane method, which is convenient for automatically replacing filter membranes.
  • lithium is widely used in military, civilian and aerospace fields. It is known as the "metal that drives the world forward". Therefore, the research on lithium and its compounds has always been highly valued by countries around the world. With the rapid development of the new energy industry, the demand for lithium has increased year by year, and lithium extraction and separation technology has also received more and more attention.
  • my country's salt lake lithium resources are rich, but due to the high magnesium-lithium ratio and great difficulty in separation, the most commonly used method is membrane separation. This technology uses a membrane with selective permeability to separate, purify and concentrate two-component or multi-component solutes and solvents under the push of external force.
  • Chinese patent application CN211545968U discloses a device for extracting lithium carbonate from salt lake brine, which includes an evaporation crystallization box, a heating device is fixedly installed at the bottom end of the evaporation crystallization box, a discharge pipe is fixedly installed at the output end of the evaporation crystallization box, a filter tube is fixedly connected to the output end of the discharge pipe, the output end of the filter tube is fixedly connected to the conduit, a filter screen is arranged in the filter tube, L-shaped connecting rods are fixedly connected at both ends of the filter screen, two L-shaped connecting rods are respectively passed through the filter tube and fixedly connected to one end of a spring.
  • This device can accelerate the crystallization of lithium carbonate by directly acting on the closed evaporation crystallization box by arranging a heating device.
  • the embodiment of the present application provides a filtering device for extracting lithium from salt lake brine by membrane method, which is convenient for automatically replacing filter membranes, comprising a tripod, a filter bin, a bracket, a water outlet, a coarse filter bin and a back cover, wherein the upper side of the tripod is fixedly connected to the lower side of the filter bin, the upper side of the tripod and the outer side of the filter bin are fixedly connected with a bracket, the filter bin is internally movably connected with a filter membrane mechanism, the upper side of the tripod is fixedly connected with a lifting mechanism, the interior of the lifting mechanism is fixedly connected with a sliding mechanism, the inner side of the sliding mechanism is movably connected with two ends of the filter membrane mechanism, the upper side of the sliding mechanism is fixedly connected with a position calibration mechanism, the position calibration mechanism comprises a fixed frame, the interior of the fixed frame is fixedly connected with a vortex Wheel box, a servo motor is fixedly connected to one side of the fixed frame, the movable end of the servo motor
  • FIG1 is a schematic diagram of the three-dimensional structure of a filtering device for extracting lithium from salt lake brine by membrane method, which is convenient for automatically replacing filter membranes, proposed in an embodiment of the present application;
  • FIG2 is a schematic diagram of the three-dimensional structure of a rear view of a filtering device for extracting lithium from salt lake brine by membrane method, which is convenient for automatically replacing filter membranes, according to an embodiment of the present application;
  • FIG3 is a schematic structural diagram of a filter membrane mechanism of a filter device for extracting lithium from salt lake brine by membrane method, which is convenient for automatically replacing filter membranes, according to an embodiment of the present application;
  • FIG4 is a schematic structural diagram of a water inlet mechanism of a filtration device for extracting lithium from salt lake brine by membrane method, which is convenient for automatically replacing filter membranes, proposed in an embodiment of the present application;
  • FIG5 is a schematic structural diagram of a lifting mechanism of a filtering device for automatically replacing filter membranes for extracting lithium from salt lake brine using a membrane method, as proposed in an embodiment of the present application;
  • FIG6 is a schematic diagram of a partial structure of a sliding mechanism of a filtering device for extracting lithium from salt lake brine by membrane method, which is convenient for automatically replacing filter membranes, proposed in an embodiment of the present application;
  • FIG7 is a schematic structural diagram of a position calibration mechanism for a filtration device for facilitating automatic replacement of filter membranes for lithium extraction from salt lake brine using a membrane method according to an embodiment of the present application.
  • Tripod 2. Filter chamber; 3. Filter membrane mechanism; 31. Membrane stack; 32. Connecting plate; 33. Long rod; 34. Fixing clamp; 4. Sliding mechanism; 41. Connecting rod; 42. First bearing; 43. Second bearing; 44. Tripod; 45. Fastening plate; 46. Movable frame; 47. Clamping slot; 5. Lifting mechanism; 51. Limiting block; 52. Threaded rod; 53. Movable frame; 54. Driven gear; 55.
  • Chain 56 , driving gear; 57, stepper motor; 58, chassis; 6, bracket; 7, position calibration mechanism; 71, fixed frame; 72, turbine box; 73, servo motor; 74, transmission rod; 75, connecting block; 76, driving bevel gear; 77, driven bevel gear; 8, water outlet; 9, water inlet mechanism; 91, water inlet; 92, sediment filter; 93, pressurized water pump; 94, base; 10, coarse filter bin; 11, back cover.
  • a power part drives the new filter membrane to replace the old filter membrane.
  • errors may occur during the power traction movement.
  • the movement error may cause the position deviation of the new filter membrane, resulting in the inability to correctly guide the new filter membrane to the expected position during the movement.
  • Manual calibration of the angle deviation of the new filter membrane is required before the new filter membrane can be installed in the predetermined position. This adds extra operations and increases the inconvenience of automatic membrane replacement.
  • an embodiment of the present application provides a filtration device that is convenient for automatically replacing filter membranes for extracting lithium from salt lake brine using a membrane method.
  • the embodiment of the present application provides a filtering device for extracting lithium from brine by a membrane method, which is convenient for automatically replacing filter membranes, including a tripod 1, a filter chamber 2, a bracket 6, a water outlet 8, a coarse filter chamber 10 and a back cover 11.
  • the upper side of the tripod 1 is fixedly connected to the lower side of the filter chamber 2, the upper side of the tripod 1 and the outer side of the filter chamber 2 are fixedly connected with the bracket 6, the filter chamber 2 is internally movably connected with a filter membrane mechanism 3, the upper side of the tripod 1 is fixedly connected with a lifting mechanism 5, the interior of the lifting mechanism 5 is fixedly connected with a sliding mechanism 4, the inner side of the sliding mechanism 4 is movably connected with the two ends of the filter membrane mechanism 3, and the upper side of the sliding mechanism 4 is fixedly connected with a position Calibration mechanism 7, the position calibration mechanism 7 includes a fixed frame 71, the interior of the fixed frame 71 is fixedly connected to a turbine box 72, one side of the fixed frame 71 is fixedly connected to a servo motor 73, the movable end of the servo motor 73 is fixedly installed inside the turbine box 72, the interior of the turbine box 72 is rotatably connected to a transmission rod 74, the lower part of the outer surface of the transmission rod 74 is rot
  • the servo motor 73 is started, and the servo motor 73 transmits power to the turbine box 72, and the turbine box 72 drives the transmission rod 74 to rotate inside the connecting block 75, and the transmission rod 74 drives the active bevel gear 76 to rotate, and the meshing driven bevel gear 77 obtains power. Since the driven bevel gear 77 is fixed together with a movable frame 46, the two movable frames 46 and the long rod 33 rotate, thereby adjusting the angle of the membrane stack 31 so that the lower end of the membrane stack 31 can be snapped into the interior of the filter bin 2, so that the entire filter membrane mechanism 3 can be smoothly installed in the interior of the filter bin 2.
  • a fastening plate 45 is fixedly connected to the outer side of the movable frame 46, a tripod 44 is fixedly connected to one side of the fastening plate 45, a first bearing 42 is fixedly installed on one side of the tripod 44, a connecting rod 41 is fixedly connected to the inside of the tripod 44, and a second bearing 43 is fixedly connected to the other side of the tripod 44.
  • the inner side of the bracket 6 is rollingly connected to the outer surfaces of the first bearing 42 and the second bearing 43, a moving frame 53 is fixedly connected to the middle part of the outer surface of the connecting rod 41, a threaded rod 52 is threadedly connected to the middle part of the moving frame 53, and the upper end of the threaded rod 52 is rotatably connected to the limiting block 51, the upper side of the limiting block 51 is fixedly connected to the upper side of the inner cavity of the bracket 6, and the threaded rod 52 is fixedly connected to the inner side of the inner cavity of the bracket 6.
  • a driven gear 54 is fixedly installed on the lower part of the outer surface, and a base frame 58 is rotatably connected to the lower side of the threaded rod 52.
  • a chain 55 is meshedly connected to the outer side of the driven gear 54, and a driving gear 56 is meshedly connected to the inner side of the other end of the chain 55.
  • a stepper motor 57 is fixedly installed in the middle of the driving gear 56, and one side of the stepper motor 57 is fixedly connected to one side of the base frame 58, and the lower side of the base frame 58 is fixedly connected to the upper side of the tripod 1.
  • the filter membrane mechanism 3 includes a membrane stack 31, and a connecting plate 32 is fixedly connected to the upper side of the membrane stack 31, and a fixing clamp 34 is fixedly connected to the upper side of the connecting plate 32.
  • a long rod 33 is fixedly clamped inside the fixing clamp 34, and both ends of the long rod 33 are movably clamped to the inner wall of the clamping groove 47.
  • the lifting mechanism 5 may include a limit block 51 , a threaded rod 52 , a moving frame 53 , a driven gear 54 , a chain 55 , a driving gear 56 , a stepping motor 57 and a base frame 58 .
  • the lifting mechanism 5 and the sliding mechanism 4 By setting the lifting mechanism 5 and the sliding mechanism 4, when the filter membrane is replaced, the power for moving the old and new filter membranes is provided, so that the filter membrane can be replaced automatically.
  • the stepping motor 57 is started to drive the driving gear 56 to rotate.
  • the driven gear 54 obtains power to drive the threaded rod 52 to rotate between the limit block 51 and the base frame 58. Since the moving frame 53 is connected to the external thread of the threaded rod 52 through the internal thread, the moving frame 53 moves upward on the outer surface of the threaded rod 52, and the moving frame 53 drives the frame structure composed of three connecting rods 41 and two tripods 44 to move upward.
  • Each tripod 44 has three first bearings 42 and two second bearings 43 on the outer side.
  • the three first bearings 42 avoid misalignment in the front and rear directions
  • the two second bearings 43 avoid misalignment in the left and right directions
  • the two ends of the frame structure are fixedly clamped to the movable frame 46 through two fastening plates 45
  • the movable frame 46 has bearings inside and can rotate
  • the two ends of the long rod 33 are just clamped through the two clamping grooves 47, so that the filter membrane mechanism 3 obtains the upward moving force, and under the traction of the fixing clamp 34 and the connecting plate 32, the old membrane stack 31 is extracted from the filter bin 2, and the automatic replacement equipment is used for replacement
  • the long rod 33 is taken out from the clamping groove 47
  • the new membrane stack 31 is clamped
  • the stepping motor 57 rotates in the opposite direction to reinstall the new filter membrane mechanism 3 into the inside of the filter bin 2.
  • the sliding mechanism 4 may include a connecting rod 41, a first bearing 42, a second bearing 43, A tripod 44 , a fastening plate 45 , a movable frame 46 and a locking slot 47 .
  • the interior of the filter bin 2 is fixedly connected to one end of the water outlet end 8
  • the inner wall of the filter bin 2 is fixedly connected to one side of the coarse filter bin 10
  • a water inlet mechanism 9 is fixedly connected to the upper side of the tripod 1 and located on one side of the filter bin 2.
  • the water inlet mechanism 9 includes a water inlet end 91, one end of the water inlet end 91 is fixedly installed on the upper side of the coarse filter bin 10, and the other end of the water inlet end 91 is fixedly connected to a pressurized water pump 93, the lower side of the pressurized water pump 93 is fixedly connected to a base 94, the interior of the pressurized water pump 93 is fixedly connected to a sediment filter 92, and the lower side of the base 94 is fixedly connected to the upper side of the tripod 1.
  • the salt lake brine can be pre-filtered and roughly filtered during filtration to improve the filtering effect.
  • the sediment filter 92 extracts the salt lake brine under the extraction action of the pressure water pump 93.
  • the impurities in the salt lake brine are eliminated when passing through the sediment filter 92.
  • the impurities removed from the salt lake brine enter the coarse filtration bin 10 from the water inlet end 91 under the pressure of the pressure water pump 93.
  • the impurities removed from the salt lake brine are further removed from the coarse filtration bin 10 and then enter the filtration bin 2 for membrane separation, thereby avoiding the blockage of the filter membrane by larger particle molecules in the salt lake brine, thereby improving the filtering effect of the filter membrane and increasing the service life of the filter membrane.
  • the method of using the device is as follows: when it is necessary to automatically replace the filter membrane, the stepper motor 57 is started to drive the driving gear 56 to rotate. After the transmission of the chain 55, the driven gear 54 obtains power to drive the threaded rod 52 to rotate between the limit block 51 and the base frame 58. Since the movable frame 53 is connected to the external thread of the threaded rod 52 through the internal thread, the movable frame 53 moves upward on the outer surface of the threaded rod 52. The movable frame 53 drives the frame structure composed of three connecting rods 41 and two tripods 44 to move upward. Each tripod 44 has three first bearings 42 and two second bearings 43 on the outside, which are respectively clamped in the inner side of the bracket 6.
  • the three first bearings 42 avoid misalignment in the front and rear directions, and the two second bearings 43 avoid misalignment in the left and right directions.
  • the two ends of the frame structure are fixedly clamped to the movable frame 46 through two fastening plates 45.
  • the movable frame 46 has bearings inside and can rotate through two clamping grooves 47.
  • the two ends of the long rod 33 are just engaged, so that the filter membrane mechanism 3 obtains an upward moving force, and under the traction of the fixing clamp 34 and the connecting plate 32, the old membrane stack 31 is extracted from the filter bin 2, and the automatic replacement equipment is replaced, and the long rod 33 is taken out from the clamping groove 47, and the new membrane stack 31 is engaged, and the stepping motor 57 rotates in the opposite direction to reinstall the new filter membrane mechanism 3 into the filter bin 2.
  • the servo motor 73 is started, and the servo motor 73 transmits power to the turbine box 72, and the turbine box 72 drives the transmission rod 74 to rotate inside the connecting block 75, and the transmission rod 74 drives the active bevel gear 76 to rotate, and the meshing driven bevel gear 77 obtains power.
  • the driven bevel gear 77 is fixed together with a movable frame 46, the two movable frames 46 and the long rod 33 rotate, thereby adjusting the angle of the membrane stack 31 so that the membrane The lower end of the stack 31 can be snapped into the interior of the filter chamber 2 , so that the entire filter membrane mechanism 3 can be smoothly installed into the interior of the filter chamber 2 .
  • a position calibration mechanism is provided to realize automatic adjustment of the angle of the new filter membrane when replacing the new filter membrane, so as to avoid the situation that the new filter membrane cannot be installed. If it is found that the filter membrane mechanism and the inner wall of the filter bin deviate during the installation process, the servo motor is started, and the servo motor transmits power to the turbine box, and the turbine box drives the transmission rod to rotate inside the connecting block, and the transmission rod drives the active bevel gear to rotate, and the meshing driven bevel gear obtains power.
  • the driven bevel gear is fixed together with a movable frame
  • the two movable frames and the long rod rotate, thereby adjusting the angle of the membrane stack so that the lower end of the membrane stack can be snapped into the interior of the filter bin, so that the entire filter membrane mechanism can be smoothly installed in the interior of the filter bin, thereby effectively alleviating the error in the mobile replacement process, thereby improving the accuracy during replacement and installation, and making the operation more convenient.
  • a lifting mechanism and a sliding mechanism are provided to provide power for moving the old and new filter membranes when the filter membrane is replaced, so as to facilitate automatic replacement of the filter membrane.
  • the stepping motor is started to drive the driving gear to rotate.
  • the driven gear obtains power to drive the threaded rod to rotate between the limit block and the base frame. Since the moving frame is connected to the external thread of the threaded rod through the internal thread, the moving frame moves upward on the outer surface of the threaded rod, and the moving frame drives the frame structure composed of three connecting rods and two tripods to move upward.
  • each tripod has three first bearings and two The second bearings are respectively clamped in the inner side of the bracket.
  • the three first bearings avoid misalignment in the front-to-back direction, and the two second bearings avoid misalignment in the left-to-right direction.
  • the two ends of the frame structure are fixed to the movable frame by two fastening plates. There are bearings inside the movable frame and it can rotate.
  • the two ends of the long rod are clamped through two clamping grooves, so that the filter membrane mechanism obtains upward moving force. Under the traction of the fixing clamp and the connecting plate, the old membrane stack is extracted from the filter bin and replaced by the automatic replacement equipment.
  • the long rod is taken out from the clamping groove and the new membrane stack is clamped.
  • the stepper motor rotates in the opposite direction to reinstall the new filter membrane mechanism into the filter bin.
  • the salt lake brine is subjected to preliminary impurity removal and coarse filtration during filtration to improve the filtration effect.
  • the sediment filter extracts the salt lake brine under the action of the pressurized water pump, and the impurities in the salt lake brine are eliminated when passing through the sediment filter.
  • the impurities removed from the salt lake brine enter the coarse filtration bin from the water inlet end under the pressure of the pressurized water pump.
  • the impurities removed from the salt lake brine are further removed from the coarse filtration bin and then enter the filtration bin for membrane separation, thereby avoiding the blockage of the filter membrane by larger particle molecules in the salt lake brine, thereby improving the filtration effect of the filter membrane and increasing the service life of the filter membrane.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
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  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，包括脚架(1)、过滤仓(2)、支架(6)、出水端(8)、粗过滤仓(10)和后盖(11)，所述脚架(1)的上侧与所述过滤仓(2)的下侧固定连接，所述脚架(1)的上侧且位于所述过滤仓(2)的外侧固定连接有支架(6)，所述过滤仓(2)的内部活动卡接有过滤膜机构(3)，所述脚架(1)的上侧固定连接有升降机构(5)，所述升降机构(5)的内部固定连接有滑动机构(4)，所述滑动机构(4)的内侧与所述过滤膜机构(3)的两端活动卡接，所述滑动机构(4)的上侧固定连接有位置校准机构(7)。利用所述过滤装置，能够提高过滤膜的过滤效果，提高过滤膜使用寿命。

Description

膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置
本申请要求在2022年09月30日提交中国专利局、申请号为202211205419.1的中国专利申请的优先权，以上申请的全部内容通过引用结合在本申请中。
技术领域
本申请涉及盐湖卤水提锂技术领域，例如涉及一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置。
背景技术
锂作为一种战略资源，在军工、民用、航天航空领域的应用十分广泛，被誉为“推动世界前进的金属”，因此对锂及其化合物的研究一直以来都受到世界各国的高度重视，随着新能源行业的迅速发展，锂的需求量逐年递增，锂的提取分离技术也受到越来越多的关注，我国盐湖锂资源丰富，但因镁锂比高、分离难度大，目前采用最多的方式就是膜分离法，该技术采用具有选择透过性能的薄膜，在外力推动下对双组分或多组分溶质和溶剂进行分离、提纯、浓缩的方法。
在相关技术中，如中国专利申请CN211545968U公开了一种提取盐湖卤水中碳酸锂的装置，其包括蒸发结晶箱，所述蒸发结晶箱底端固定安装有加热装置，所述蒸发结晶箱输出端固定安装有出料管，所述出料管输出端固定连接有过滤管，所述过滤管输出端与导管固定连接，所述过滤管内设有过滤网，所述过滤网两端分别固定连接有L型连接杆，两个L型连接杆分别穿出过滤管与弹簧一端固定连接，此装置通过设置加热装置直接作用于封闭的蒸发结晶箱，可以加快碳酸锂结晶。
发明内容
本申请实施例提供了一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，包括脚架、过滤仓、支架、出水端、粗过滤仓和后盖，所述脚架的上侧与所述过滤仓的下侧固定连接，所述脚架的上侧且位于所述过滤仓的外侧固定连接有支架，所述过滤仓的内部活动卡接有过滤膜机构，所述脚架的上侧固定连接有升降机构，所述升降机构的内部固定连接有滑动机构，所述滑动机构的内侧与所述过滤膜机构的两端活动卡接，所述滑动机构的上侧固定连接有位置校准机构，所述位置校准机构包括固定框架，所述固定框架的内部固定连接有涡 轮箱，所述固定框架的一侧固定连接有伺服电机，所述伺服电机的活动端与所述涡轮箱的内部固定安装，所述涡轮箱的内部转动连接有传动杆，所述传动杆的外表面下部转动连接有连接块，所述传动杆的下端固定连接有主动锥齿轮，所述主动锥齿轮的外侧啮合连接有从动锥齿轮，所述从动锥齿轮的另一侧固定连接有活动架，所述活动架的内侧开设有卡位槽。
附图说明
图1为本申请实施例提出一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置的立体结构示意图；
图2为本申请实施例提出一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置后视图的立体结构示意图；
图3为本申请实施例提出一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置过滤膜机构的结构示意图；
图4为本申请实施例提出一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置进水机构的结构示意图；
图5为本申请实施例提出一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置升降机构的结构示意图；
图6为本申请实施例提出一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置滑动机构局部的结构示意图；
图7为本申请实施例提出一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置位置校准机构的结构示意图。
图例说明：
1、脚架；2、过滤仓；3、过滤膜机构；31、膜堆；32、连接板；33、长杆；34、固定夹；4、滑动机构；41、连接杆；42、第一轴承；43、第二轴承；44、三脚架；45、紧固板；46、活动架；47、卡位槽；5、升降机构；51、限位块；52、螺纹杆；53、移动架；54、从动齿轮；55、链条；56、主动齿轮；57、步进电机；58、底架；6、支架；7、位置校准机构；71、固定框架；72、涡轮箱；73、伺服电机；74、传动杆；75、连接块；76、主动锥齿轮；77、从动锥齿轮；8、出水端；9、进水机构；91、进水端；92、沉淀物过滤器；93、加压水泵；94、底座；10、粗过滤仓；11、后盖。
具体实施方式
在相关技术中，在进行新旧滤膜更换时由一个动力部分带动新滤膜替换旧滤膜，但在实际操作中，由于动力牵引移动的过程中会出现误差，移动误差会导致新滤膜出现位置的偏差，导致在移动的过程中新滤膜无法正确地导入预期的位置，需要人工校准新滤膜的角度偏差，才能将新滤膜安装到预定位置，这就增加了额外的操作，增加了自动换膜时的不便性。
考虑到上述情况，本申请实施例提供了一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置。
在不冲突的情况下，本申请的实施例及实施例中的特征可以相互组合。
在下面的描述中阐述了很多具体细节以便于充分理解本申请，但是，本申请还可以采用不同于在此描述的其他方式来实施，因此，本申请并不限于下面公开说明书的具体实施例的限制。
实施例1
如图1-7所示，本申请实施例提供了一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，包括脚架1、过滤仓2、支架6、出水端8、粗过滤仓10和后盖11，脚架1的上侧与过滤仓2的下侧固定连接，脚架1的上侧且位于过滤仓2的外侧固定连接有支架6，过滤仓2的内部活动卡接有过滤膜机构3，脚架1的上侧固定连接有升降机构5，升降机构5的内部固定连接有滑动机构4，滑动机构4的内侧与过滤膜机构3的两端活动卡接，滑动机构4的上侧固定连接有位置校准机构7，位置校准机构7包括固定框架71，固定框架71的内部固定连接有涡轮箱72，固定框架71的一侧固定连接有伺服电机73，伺服电机73的活动端与涡轮箱72的内部固定安装，涡轮箱72的内部转动连接有传动杆74，传动杆74的外表面下部转动连接有连接块75，传动杆74的下端固定连接有主动锥齿轮76，主动锥齿轮76的外侧啮合连接有从动锥齿轮77，从动锥齿轮77的另一侧固定连接有活动架46，活动架46的内侧开设有卡位槽47。
通过若是在安装的过程中发现过滤膜机构3与过滤仓2的内壁出现偏差时，启动伺服电机73，伺服电机73将动力传输到涡轮箱72，涡轮箱72带动传动杆74在连接块75内部转动，传动杆74带动主动锥齿轮76转动，啮合的从动锥齿轮77获得动力，由于从动锥齿轮77与一个活动架46固定在一起，两个活动架46和长杆33发生转动，由此调整膜堆31的角度，使得膜堆31的下端能卡接到过滤仓2的内部，使得整个过滤膜机构3能顺利安装到过滤仓2的内部，通过设置位置校准机构7，实现在更换新滤膜时，自动调整新滤膜的角度，避免新滤膜无法安装的情况，从而有效缓解移动更换过程中的误差，进而提高更换安装 时的精度，更加方便操作。
实施例2
如图3、图5和图6所示，活动架46的外侧固定卡接有紧固板45，紧固板45的一侧固定连接有三脚架44，三脚架44的一侧固定安装有第一轴承42，三脚架44的内部固定连接有连接杆41，三脚架44的另一侧固定连接有第二轴承43，支架6的内侧与第一轴承42和第二轴承43的外表面滚动连接，连接杆41的外表面中部固定连接有移动架53，移动架53的中部螺纹连接有螺纹杆52，螺纹杆52的上端转动连接有限位块51，限位块51的上侧与支架6的内腔上侧固定连接，螺纹杆52的外表面下部固定安装有从动齿轮54，螺纹杆52的下侧转动连接有底架58，从动齿轮54的外侧啮合连接有链条55，链条55的另一端内侧啮合连接有主动齿轮56，主动齿轮56的中部固定安装有步进电机57，步进电机57的一侧与底架58的一侧固定连接，底架58的下侧与脚架1的上侧固定连接，过滤膜机构3包括膜堆31，膜堆31的上侧固定连接有连接板32，连接板32的上侧固定连接有固定夹34，固定夹34的内部固定卡接有长杆33，长杆33的两端与卡位槽47的内壁活动卡接。
在一示例中，升降机构5可以包括限位块51、螺纹杆52、移动架53、从动齿轮54、链条55、主动齿轮56、步进电机57及底架58。
通过设置升降机构5和滑动机构4，实现滤膜更换时，提供新旧滤膜移动的动力，方便自动更换滤膜，通过在需要进行自动更换滤膜时，通过步进电机57启动，带动主动齿轮56转动，经过链条55的传动，从动齿轮54获得动力带动螺纹杆52在限位块51和底架58之间进行旋转，由于移动架53通过内部螺纹与螺纹杆52的外部螺纹进行连接，移动架53在螺纹杆52的外表面向上移动，移动架53带动三根连接杆41和两个三脚架44组成的框架结构向上移动，每个三脚架44的外侧有三个第一轴承42和两个第二轴承43，分别卡在支架6的内侧中，三个第一轴承42避免前后方向上错位，两个第二轴承43避免左右方向上错位，框架结构的两端通过两个紧固板45固定卡接着活动架46，活动架46内部是有轴承的，可以转动，通过两个卡位槽47正好卡接长杆33的两端，由此过滤膜机构3获得向上移动力，在固定夹34和连接板32的牵引下，旧的膜堆31从过滤仓2中提取出来，自动更换设备进行更换，将长杆33从卡位槽47中取出，卡接上新的膜堆31即可，步进电机57反向转动，将新的过滤膜机构3重新安装到过滤仓2的内部即可。
在一示例中，滑动机构4可以包括连接杆41、第一轴承42、第二轴承43、 三脚架44、紧固板45、活动架46及卡位槽47。
实施例3
如图1、图2和图4所示，过滤仓2的内部与出水端8的一端固定连接，过滤仓2的内壁与粗过滤仓10的一侧固定连接，脚架1的上侧且位于过滤仓2的一侧固定连接有进水机构9，进水机构9包括进水端91，进水端91的一端与粗过滤仓10的上侧固定安装，进水端91的另一端固定连接有加压水泵93，加压水泵93的下侧固定连接有底座94，加压水泵93的内部固定连接有沉淀物过滤器92，底座94的下侧与脚架1的上侧固定连接。
通过设置进水机构9，实现在过滤时，将盐湖卤水进行前期的除杂和粗过滤，提高过滤的效果，通过启动加压水泵93，在加压水泵93抽取的作用下，沉淀物过滤器92抽取盐湖卤水，盐湖卤水中的杂质等经过沉淀物过滤器92时被消除，除杂后的盐湖卤水在加压水泵93的加压下，从进水端91进入到粗过滤仓10，除杂的盐湖卤水经过粗过滤仓10进一步地除杂后进入过滤仓2中，进行膜法分离，从而避免盐湖卤水中的较大颗粒的分子对过滤膜造成堵塞的情况，进而提高过滤膜的过滤效果，提高过滤膜使用寿命。
本装置的使用方法：在需要进行自动更换滤膜时，通过步进电机57启动，带动主动齿轮56转动，经过链条55的传动，从动齿轮54获得动力带动螺纹杆52在限位块51和底架58之间进行旋转，由于移动架53通过内部螺纹与螺纹杆52的外部螺纹进行连接，移动架53在螺纹杆52的外表面向上移动，移动架53带动三根连接杆41和两个三脚架44组成的框架结构向上移动，每个三脚架44的外侧有三个第一轴承42和两个第二轴承43，分别卡在支架6的内侧中，三个第一轴承42避免前后方向上错位，两个第二轴承43避免左右方向上错位，框架结构的两端通过两个紧固板45固定卡接着活动架46，活动架46内部是有轴承的，可以转动，通过两个卡位槽47正好卡接长杆33的两端，由此过滤膜机构3获得向上移动力，在固定夹34和连接板32的牵引下，旧的膜堆31从过滤仓2中提取出来，自动更换设备进行更换，将长杆33从卡位槽47中取出，卡接上新的膜堆31即可，步进电机57反向转动，将新的过滤膜机构3重新安装到过滤仓2的内部即可，若是在安装的过程中发现过滤膜机构3与过滤仓2的内壁出现偏差时，启动伺服电机73，伺服电机73将动力传输到涡轮箱72，涡轮箱72带动传动杆74在连接块75内部转动，传动杆74带动主动锥齿轮76转动，啮合的从动锥齿轮77获得动力，由于从动锥齿轮77与一个活动架46固定在一起，两个活动架46和长杆33发生转动，由此调整膜堆31的角度，使得膜 堆31的下端能卡接到过滤仓2的内部，使得整个过滤膜机构3能顺利安装到过滤仓2的内部。
与相关技术相比，上述本申请实施例的特性如下。
1、本申请实施例中，通过设置位置校准机构，实现在更换新滤膜时，自动调整新滤膜的角度，避免新滤膜无法安装的情况，通过若是在安装的过程中发现过滤膜机构与过滤仓的内壁出现偏差时，启动伺服电机，伺服电机将动力传输到涡轮箱，涡轮箱带动传动杆在连接块内部转动，传动杆带动主动锥齿轮转动，啮合的从动锥齿轮获得动力，由于从动锥齿轮与一个活动架固定在一起，两个活动架和长杆发生转动，由此调整膜堆的角度，使得膜堆的下端能卡接到过滤仓的内部，使得整个过滤膜机构能顺利安装到过滤仓的内部，从而有效缓解移动更换过程中的误差，进而提高更换安装时的精度，更加方便操作。
2、本申请实施例中，通过设置升降机构和滑动机构，实现滤膜更换时，提供新旧滤膜移动的动力，方便自动更换滤膜，通过在需要进行自动更换滤膜时，通过步进电机启动，带动主动齿轮转动，经过链条的传动，从动齿轮获得动力带动螺纹杆在限位块和底架之间进行旋转，由于移动架通过内部螺纹与螺纹杆的外部螺纹进行连接，移动架在螺纹杆的外表面向上移动，移动架带动三根连接杆和两个三脚架组成的框架结构向上移动，每个三脚架的外侧有三个第一轴承和两个第二轴承，分别卡在支架的内侧中，三个第一轴承避免前后方向上错位，两个第二轴承避免左右方向上错位，框架结构的两端通过两个紧固板固定卡接着活动架，活动架内部是有轴承的，可以转动，通过两个卡位槽正好卡接长杆的两端，由此过滤膜机构获得向上移动力，在固定夹和连接板的牵引下，旧的膜堆从过滤仓中提取出来，自动更换设备进行更换，将长杆从卡位槽中取出，卡接上新的膜堆即可，步进电机反向转动，将新的过滤膜机构重新安装到过滤仓的内部即可。
3、本申请实施例中，通过设置进水机构，实现在过滤时，将盐湖卤水进行前期的除杂和粗过滤，提高过滤的效果，通过启动加压水泵，在加压水泵抽取的作用下，沉淀物过滤器抽取盐湖卤水，盐湖卤水中的杂质等经过沉淀物过滤器时被消除，除杂后的盐湖卤水在加压水泵的加压下，从进水端进入到粗过滤仓，除杂的盐湖卤水经过粗过滤仓进一步的除杂后进入过滤仓中，进行膜法分离，从而避免盐湖卤水中的较大颗粒的分子对过滤膜造成堵塞的情况，进而提高过滤膜的过滤效果，提高过滤膜使用寿命。
可以利用上述揭示的技术内容加以变更或改型为等同变化的等效实施例应 用于其它领域，但是凡是未脱离本申请实施例内容，依据本申请实施例的技术实质对以上实施例所作的任何简单修改、等同变化与改型，仍属于本申请实施例的保护范围。

Claims (10)

  1. 一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，包括脚架(1)、过滤仓(2)、支架(6)、出水端(8)、粗过滤仓(10)和后盖(11)，所述脚架(1)的上侧与所述过滤仓(2)的下侧固定连接，所述脚架(1)的上侧且位于所述过滤仓(2)的外侧固定连接有支架(6)，所述过滤仓(2)的内部活动卡接有过滤膜机构(3)，所述脚架(1)的上侧固定连接有升降机构(5)，所述升降机构(5)的内部固定连接有滑动机构(4)，所述滑动机构(4)的内侧与所述过滤膜机构(3)的两端活动卡接，所述滑动机构(4)的上侧固定连接有位置校准机构(7)，所述位置校准机构(7)包括固定框架(71)，所述固定框架(71)的内部固定连接有涡轮箱(72)，所述固定框架(71)的一侧固定连接有伺服电机(73)，所述伺服电机(73)的活动端与所述涡轮箱(72)的内部固定安装，所述涡轮箱(72)的内部转动连接有传动杆(74)，所述传动杆(74)的外表面下部转动连接有连接块(75)，所述传动杆(74)的下端固定连接有主动锥齿轮(76)，所述主动锥齿轮(76)的外侧啮合连接有从动锥齿轮(77)，所述从动锥齿轮(77)的另一侧固定连接有所述滑动机构(4)中的活动架(46)，所述活动架(46)的内侧开设有卡位槽(47)。
  2. 根据权利要求1所述的一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，其中，所述活动架(46)的外侧固定卡接有紧固板(45)，所述紧固板(45)的一侧固定连接有三脚架(44)，所述三脚架(44)的一侧固定安装有第一轴承(42)，所述三脚架(44)的另一侧固定连接有连接杆(41)，所述三脚架(44)的另一侧固定连接有第二轴承(43)。
  3. 根据权利要求2所述的一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，其中，所述支架(6)的内侧与所述第一轴承(42)和所述第二轴承(43)的外表面滚动连接。
  4. 根据权利要求2或3所述的一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，其中，所述连接杆(41)的外表面中部固定连接有移动架(53)，所述移动架(53)的中部螺纹连接有螺纹杆(52)，所述螺纹杆(52)的上端转动连接有限位块(51)，所述限位块(51)的上侧与所述支架(6)的内腔上侧固定连接。
  5. 根据权利要求4所述的一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，其中，所述螺纹杆(52)的外表面下部固定安装有从动齿轮(54)，所述螺纹杆(52)的下侧转动连接有底架(58)，所述从动齿轮(54)的外侧啮合连接有链条(55)，所述链条(55)的另一端内侧啮合连接有主动齿轮(56)。
  6. 根据权利要求5所述的一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，其中，所述主动齿轮(56)的中部固定安装有步进电机(57)，所述步进电机(57)的一侧与所述底架(58)的一侧固定连接，所述底架(58)的下侧与所述脚架(1)的上侧固定连接。
  7. 根据权利要求1所述的一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，其中，所述过滤膜机构(3)包括膜堆(31)，所述膜堆(31)的上侧固定连接有连接板(32)，所述连接板(32)的上侧固定连接有固定夹(34)，所述固定夹(34)的内部固定卡接有长杆(33)，所述长杆(33)的两端与所述卡位槽(47)的内壁活动卡接。
  8. 根据权利要求1所述的一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，其中，所述过滤仓(2)的内部与所述出水端(8)的一端固定连接，所述过滤仓(2)的内壁与所述粗过滤仓(10)的一侧固定连接，所述脚架(1)的上侧且位于所述过滤仓(2)的一侧固定连接有进水机构(9)。
  9. 根据权利要求8所述的一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，其中，所述进水机构(9)包括进水端(91)，所述进水端(91)的一端与所述粗过滤仓(10)的上侧固定安装，所述进水端(91)的另一端固定连接有加压水泵(93)，所述加压水泵(93)的下侧固定连接有底座(94)，所述加压水泵(93)的内部固定连接有沉淀物过滤器(92)，所述底座(94)的下侧与所述脚架(1)的上侧固定连接。
  10. 一种膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置，包括脚架(1)、过滤仓(2)、支架(6)和后盖(11)，所述脚架(1)的上侧与所述过滤仓(2)的下侧固定连接，所述脚架(1)的上侧且位于所述过滤仓(2)的外侧固定连接有支架(6)，所述过滤仓(2)的内部活动卡接有过滤膜机构(3)，所述脚架(1)的上侧固定连接有升降机构(5)，所述升降机构(5)的内部固定连接有滑动机构(4)，所述滑动机构(4)的内侧与所述过滤膜机构(3)的两端活动卡接，所述滑动机构(4)的上侧固定连接有位置校准机构(7)，所述位置校准机构(7)包括固定框架(71)，所述固定框架(71)的内部固定连接有涡轮箱(72)，所述固定框架(71)的一侧固定连接有伺服电机(73)，所述伺服电机(73)的活动端与所述涡轮箱(72)的内部固定安装，所述涡轮箱(72)的内部转动连接有传动杆(74)，所述传动杆(74)的外表面下部转动连接有连接块(75)，所述传动杆(74)的下端固定连接有主动锥齿轮(76)，所述主动锥齿轮(76)的外侧啮合连接有从动锥齿轮(77)，所述从动锥齿轮(77) 的另一侧固定连接有所述滑动机构(4)中的活动架(46)，所述活动架(46)的内侧开设有卡位槽(47)，所述过滤膜机构(3)中的长杆(33)的两端与所述卡位槽(47)的内壁活动卡接。
PCT/CN2023/080873 2022-09-30 2023-03-10 膜法盐湖卤水提锂用便于自动更换滤膜的过滤装置 WO2024066216A1 (zh)

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