Wastewater recycling device for lithium carbonate production

Abstract

The utility model provides a wastewater recycling device for lithium carbonate production, which comprises a treatment box, and a feeding port and a water inlet pipe are correspondingly arranged at the top of the treatment box; a filter cartridge is correspondingly arranged in the middle of the inner bottom wall of the treatment box, a plurality of rows of filter holes are uniformly formed in the side wall of the filter cartridge in the circumferential direction of the filter cartridge, and each row of filter holes are vertically distributed at equal intervals; an opening and closing mechanism capable of controlling the filter holes to be opened or closed is correspondingly mounted in the filter cartridge; a cleaning and stirring mechanism driven to rotate is correspondingly arranged between the inner wall of the treatment box and the outer wall of the filter cartridge; and a water outlet channel is correspondingly arranged on one side of the bottom of the filter cartridge in the treatment box. According to the utility model, sediments can be prevented from being accumulated and blocked on the outer wall of the filter cartridge during reaction, the filtering effect is effectively ensured, and the whole-day design is ingenious, the use is convenient, and the practicability is strong.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of wastewater recycling, and specifically relates to a wastewater recycling device for lithium carbonate production. Background Art

[0002] Lithium and lithium salts have been expanded from traditional application fields such as glass ceramics, electrolytic aluminum, grease, refrigeration, etc. to high-tech fields such as aluminum-lithium alloys and lithium batteries. Especially in the field of new energy technology, lithium batteries are widely used. The main methods for extracting lithium from lithium minerals are sulfate method, chloride method, limestone method, sulfuric acid method and gas-solid reaction method. When preparing lithium carbonate by sulfuric acid method, wastewater will be generated. If the wastewater is directly discharged into the sewer or river, it will cause serious damage to the ecological environment of the surrounding environment.

[0003] In the prior art, wastewater generated during lithium carbonate production is recycled and treated, and harmful substances in the wastewater can be removed through chemical reactions and filtration, which is conducive to achieving an energy-saving, environmentally friendly and environmentally friendly industrial environment. However, when the existing filtering device filters the wastewater after the reaction, impurities are easily accumulated on the filter plate, which needs to be manually cleaned regularly, otherwise the filtering effect of the filter plate is affected. The overall operation is relatively cumbersome, inconvenient to use, and inefficient. Therefore, it is necessary to propose an improvement measure to solve the above technical problems.

[0004] It should be noted that the above contents belong to the technical cognition scope of the inventor. Since the technical contents in this field are vast and too complicated, the above contents of this application do not necessarily constitute prior art. Utility Model Content

[0005] 1. Technical problems to be solved by the utility model:

[0006] The utility model provides a wastewater recycling device for lithium carbonate production, which is used to solve the technical problems existing in the above-mentioned background technology.

[0007] 2. Technical solution:

[0008] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is: a wastewater recycling device for lithium carbonate production, comprising a treatment box, a feed port and a water inlet pipe are correspondingly provided on the top of the treatment box; a filter cartridge is correspondingly provided in the middle of the inner bottom wall of the treatment box, and a plurality of rows of filter holes are evenly arranged on the side wall of the filter cartridge along its circumferential direction, and each row of filter holes is vertically equidistantly distributed; an opening and closing mechanism that can control the opening or closing of the filter holes is correspondingly installed in the filter cartridge; a driven rotating cleaning and stirring mechanism is correspondingly provided between the inner wall of the treatment box and the outer wall of the filter cartridge; a water outlet channel is correspondingly provided on one side of the bottom of the filter cartridge in the treatment box.

[0009] Furthermore, the opening and closing mechanism includes a rotating column, which is correspondingly located in the filter cartridge, and a motor mounting groove is correspondingly provided on the inner side of the middle part of the bottom end of the processing box, and a second motor is correspondingly installed in the motor mounting groove, and the bottom end of the rotating column is correspondingly connected to the output shaft of the second motor; a plurality of vertical arc baffles are evenly provided around the inner wall of the filter cartridge, and the arc baffles can be fitted with the inner wall of the filter cartridge, and the number and position of the arc baffles match the number and position of the filter holes circumferentially arranged on the side wall of the filter cartridge, and the arc baffles and the rotating column are correspondingly connected by a plurality of connecting rods; by using the second motor to drive the plurality of arc baffles to rotate synchronously by a certain angle, all the filter holes on the side wall of the filter cartridge can be opened or closed synchronously.

[0010] Furthermore, the cleaning and stirring mechanism includes a U-shaped rod, a side rod of one side of the U-shaped rod is in contact with the outer wall of the filter cartridge, a side rod of the other side of the U-shaped rod is in contact with the inner wall of the treatment box, and a middle rod of the U-shaped rod is in contact with the inner bottom wall of the treatment box; vertically staggered stirring rods are provided between the side rods on both sides of the U-shaped rod, an extension rod is extended from the top end of one side of the U-shaped rod, a first motor is installed on the top of the treatment box, one end of the extension rod is connected to the output shaft of the first motor, and the U-shaped rod is driven to rotate by the first motor.

[0011] Furthermore, an arc-shaped placement groove is correspondingly provided at the bottom of one side of the processing box, and a dirt collecting box is placed correspondingly in the placement groove; a notch is correspondingly provided at the top of the placement groove, and the notch corresponds to the bottom of the area between the inner wall of the processing box and the outer wall of the filter cartridge, and an arc-shaped slide groove is correspondingly provided on one side of the notch, and an arc-shaped sealing plate is correspondingly slidably installed in the arc-shaped slide groove, and the arc-shaped sealing plate can be pushed to open or close the notch at the top of the placement groove.

[0012] Furthermore, a dirt collecting groove is provided on the top of the dirt collecting box, and a handle is provided on the outside of the dirt collecting box; the bottom of the arc-shaped sealing plate is processed with anti-slip grooves for easy pushing, and rubber sealing strips can be provided around the arc-shaped sealing plate.

[0013] 3. Beneficial effects:

[0014] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0015] The utility model arranges a filter cartridge inside a treatment box, and arranges an opening and closing mechanism inside the filter cartridge to control the opening or closing of the filter holes on the side wall of the filter cartridge, and a cleaning and stirring mechanism that is driven to rotate is correspondingly arranged between the inner wall of the treatment box and the outer wall of the filter cartridge. By optimizing the specific structures of the opening and closing mechanism and the cleaning and stirring mechanism, the filter holes on the side wall of the filter cartridge can be synchronously closed when the chemical agent reacts with the wastewater, and the filter holes on the side wall of the filter cartridge can be synchronously opened after a period of reaction, and the filtered water can be discharged from the water outlet channel, and in the reaction process, the outer wall of the filter cartridge, the inner wall of the treatment box and the bottom of the sediment can be scraped off by the rotating cleaning and stirring mechanism, so as to avoid the sediment accumulation and clogging on the outer wall of the filter cartridge, thereby effectively ensuring the filtering effect, and the inner wall of the treatment box can also be cleaned, and the cleaning and stirring mechanism can also realize the stirring effect when it rotates, thereby improving the reaction effect of the chemical agent and the wastewater.

[0016] In addition, the arc-shaped sealing plate and the dirt collecting box arranged at the bottom of the processing box of the utility model are also convenient for collecting the scraped sediment and facilitating centralized processing. The utility model is ingeniously designed, easy to use and highly practical.

[0017] It should be noted that the structures not introduced in the present invention are not related to the design points and improvement directions of the present invention, and are the same as the prior art or can be implemented by using the prior art, and will not be described in detail here. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of the wastewater recycling device for lithium carbonate production of the utility model;

[0019] Figure 2 It is a schematic diagram of the internal structure of the wastewater recycling device for lithium carbonate production after cross-section of the utility model;

[0020] Figure 3 It is a front view cross-sectional structural schematic diagram of the wastewater recycling device for lithium carbonate production of the utility model;

[0021] Figure 4 It is a schematic diagram of the top cross-sectional structure of the wastewater recycling device for lithium carbonate production of the utility model.

[0022] Reference numerals:

[0023] 1. Processing box; 101. Feeding port; 102. Water inlet pipe; 103. Placement slot; 104. Arc-shaped slide; 105. Water outlet channel; 2. Filter cartridge; 201. Filter hole; 3. First motor; 4. U-shaped rod; 401. Extension rod; 5. Stirring rod; 6. Rotating column; 7. Arc-shaped baffle; 8. Connecting rod; 9. Second motor; 10. Arc-shaped sealing plate; 11. Dirt collecting box; 1101. Handle. DETAILED DESCRIPTION

[0024] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0025] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", "provided on" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example

[0028] See attached Figure 1-4, a lithium carbonate production wastewater recycling device of this embodiment includes a treatment box 1, and a feed port 101 and a water inlet pipe 102 are correspondingly provided on the top of the treatment box 1. The feed port 101 can be used to add chemical agents into the treatment box 1, and the chemical agents include lime milk, ferric chloride, ferrous sulfate, etc.; the water inlet pipe 102 can be used to inject lithium carbonate production wastewater so as to react with the added chemical agents to generate insoluble precipitates. A filter cartridge 2 is correspondingly provided in the middle of the inner bottom wall of the treatment box 1, and the bottom of the filter cartridge 2 is correspondingly sealed and connected to the middle of the inner bottom wall of the treatment box 1, and the top of the filter cartridge 2 is also at a certain distance from the top of the treatment box 1. Multiple rows of filter holes 201 are evenly opened on the side wall of the filter cartridge 2 along its circumferential direction, and each row of filter holes 201 is vertically equidistantly spaced. An opening and closing mechanism that can control the filter holes 201 to be opened or closed is correspondingly installed in the filter cartridge 2. A water outlet channel 105 is provided on one side of the bottom of the filter cartridge 2 in the treatment box 1. When the chemical agent reacts with the wastewater, the filter holes 201 on the side wall of the filter cartridge 2 can be closed synchronously; after a period of reaction, the filter holes 201 on the side wall of the filter cartridge 2 can be opened synchronously for filtering, and the filtered water can be discharged from the water outlet channel 105. A driven rotating cleaning and stirring mechanism is provided between the inner wall of the treatment box 1 and the outer wall of the filter cartridge 2, which is used to scrape off the sediment on the outer wall of the filter cartridge 2, the inner wall of the treatment box 1 and the bottom, to prevent the sediment from accumulating and clogging the outer wall of the filter cartridge 2 and thus affecting the filtering effect, and can also clean the inner wall of the treatment box 1, and the cleaning and stirring mechanism can also achieve stirring when rotating, thereby improving the reaction effect of the chemical agent and the wastewater.

[0029] Specifically, the opening and closing mechanism includes a rotating column 6, which is correspondingly located in the filter cartridge 2. A motor mounting groove is correspondingly provided on the inner side of the middle part of the bottom end of the treatment box 1. A second motor 9 is correspondingly installed in the motor mounting groove. The bottom end of the rotating column 6 is correspondingly connected to the output shaft of the second motor 9. A plurality of vertical arc baffles 7 are evenly provided around the inner wall of the filter cartridge 2. The arc baffles 7 can fit the inner wall of the filter cartridge 2. The length of the arc baffles 7 is adapted to the height of the filter cartridge 2 and can be slightly smaller than the height of the filter cartridge 2. The number and position of the arc baffles 7 match the number and position of the filter holes 201 arranged circumferentially on the side wall of the filter cartridge 2, that is, the number of the arc baffles 7 corresponds to the number of rows of the filter holes 201 on the side wall of the filter cartridge 2. The arc baffles 7 and the rotating column 6 are correspondingly connected by a plurality of connecting rods 8. By using the second motor 9 to drive the plurality of arc baffles 7 to rotate synchronously at a certain angle, all the filter holes 201 on the side wall of the filter cartridge 2 can be opened or closed synchronously.

[0030] The cleaning and stirring mechanism includes a U-shaped rod 4, the length of which is adapted to the height of the filter cartridge 2, one side rod of the U-shaped rod 4 is fitted with the outer wall of the filter cartridge 2, the other side rod of the U-shaped rod 4 is fitted with the inner wall of the treatment box 1, and the middle rod of the U-shaped rod 4 is fitted with the inner bottom wall of the treatment box 1. A stirring rod 5 is arranged vertically staggered between the two side rods of the U-shaped rod 4, an extension rod 401 is extended from the top end of one side of the U-shaped rod 4, a first motor 3 is installed on the top of the treatment box 1, one end of the extension rod 401 is connected to the output shaft of the first motor 3, and the U-shaped rod 4 is driven to rotate by the first motor 3.

[0031] After using the device for a period of time, the lid on the top of the treatment box 1 can be opened to clean the inside. In order to make it more convenient to use, the present embodiment can also further design the treatment box 1, as follows. An arc-shaped placement groove 103 is correspondingly provided at the bottom of one side of the treatment box 1, and a dirt collecting box 11 is correspondingly placed in the placement groove 103; a notch is correspondingly provided at the top of the placement groove 103, and the notch corresponds to the bottom of the area between the inner wall of the treatment box 1 and the outer wall of the filter cartridge 2, and an arc-shaped slide groove 104 is correspondingly provided on one side of the notch, and an arc-shaped sealing plate 10 is correspondingly slidably installed in the arc-shaped slide groove 104, and the arc-shaped sealing plate 10 can be pushed to open or close the notch at the top of the placement groove 103.

[0032] A dirt collecting groove is provided on the top of the dirt collecting box 11, and a handle 1101 is provided on the outside of the dirt collecting box 11; the bottom of the arc-shaped sealing plate 10 is processed with anti-slip grooves for easy pushing, and rubber sealing strips can be provided around the arc-shaped sealing plate 10. The corresponding position on the top of the second motor 9 in the motor mounting groove can be sealed by means of sealing rings to prevent water from entering. A control valve is installed on the water inlet pipe 102, and a control valve can also be installed on the pipe connected to the water outlet channel 105 to control opening and closing. The aperture of the filter hole 201 on the side wall of the filter cartridge 2 can be set to a smaller size, which can be selected according to actual usage. The first motor 3 and the second motor 9 can be connected to an external control system to achieve automatic control.

[0033] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. A wastewater recycling device for lithium carbonate production, characterized in that: The invention comprises a treatment box (1), wherein a feeding port (101) and a water inlet pipe (102) are correspondingly arranged on the top of the treatment box (1); a filter cartridge (2) is correspondingly arranged on the middle of the inner bottom wall of the treatment box (1); a plurality of rows of filter holes (201) are evenly arranged on the side wall of the filter cartridge (2) along its circumferential direction, and each row of filter holes (201) is vertically equidistantly distributed; an opening and closing mechanism capable of controlling the filter holes (201) to be opened or closed is correspondingly installed in the filter cartridge (2); a cleaning and stirring mechanism driven to rotate is correspondingly arranged between the inner wall of the treatment box (1) and the outer wall of the filter cartridge (2); and a water outlet channel (105) is correspondingly arranged on one side of the bottom of the filter cartridge (2) in the treatment box (1).

2. A lithium carbonate production wastewater recycling device according to claim 1, characterized in that: The opening and closing mechanism comprises a rotating column (6), the rotating column (6) being correspondingly located in the filter cartridge (2), a motor mounting groove being correspondingly provided on the inner side of the middle part of the bottom end of the processing box (1), a second motor (9) being correspondingly installed in the motor mounting groove, and the bottom end of the rotating column (6) being correspondingly connected to the output shaft of the second motor (9); a plurality of vertical arc-shaped baffles (7) being evenly provided around the inner wall of the filter cartridge (2), the arc-shaped baffles (7) being able to fit the inner wall of the filter cartridge (2), and the number and position of the arc-shaped baffles (7) matching the number and position of the filter holes (201) circumferentially arranged on the side wall of the filter cartridge (2), and the arc-shaped baffles (7) and the rotating column (6) being correspondingly connected via a plurality of connecting rods (8); the second motor (9) is used to drive the plurality of arc-shaped baffles (7) to rotate synchronously at a certain angle, so that all the filter holes (201) on the side wall of the filter cartridge (2) can be synchronously opened or closed.

3. A lithium carbonate production wastewater recycling device according to claim 1, characterized in that: The cleaning and stirring mechanism comprises a U-shaped rod (4), a side rod on one side of the U-shaped rod (4) being in contact with the outer wall of the filter cartridge (2), a side rod on the other side of the U-shaped rod (4) being in contact with the inner wall of the treatment box (1), and a middle rod member of the U-shaped rod (4) being in contact with the inner bottom wall of the treatment box (1); stirring rods (5) distributed vertically and staggered are provided between the side rods on both sides of the U-shaped rod (4); an extension rod (401) is correspondingly extended from the top end of one side of the U-shaped rod (4); a first motor (3) is correspondingly installed on the top of the treatment box (1); one end of the extension rod (401) is correspondingly connected to the output shaft of the first motor (3), and the U-shaped rod (4) is driven to rotate by the first motor (3).

4. A lithium carbonate production wastewater recycling device according to claim 1, characterized in that: A curved placement groove (103) is provided at the bottom of one side of the treatment box (1), and a dirt collecting box (11) is placed in the placement groove (103); a notch is provided at the top of the placement groove (103), and the notch corresponds to the bottom of the area between the inner wall of the treatment box (1) and the outer wall of the filter cartridge (2); a curved slide groove (104) is provided at one side of the notch, and a curved sealing plate (10) is slidably installed in the curved slide groove (104); the notch at the top of the placement groove (103) can be opened or closed by pushing the curved sealing plate (10).

5. A lithium carbonate production wastewater recycling device according to claim 4, characterized in that: The top of the dirt collecting box (11) is provided with a dirt collecting groove, and the outer side of the dirt collecting box (11) is provided with a handle (1101); the bottom of the arc-shaped sealing plate (10) is processed with anti-slip grooves for easy pushing, and the four sides of the arc-shaped sealing plate (10) are provided with rubber sealing strips.

Images