阅读说明：本技术 一种废水提取电子级nmp溶剂的装置 (Device for extracting electronic-grade NMP solvent from wastewater ) 是由 朱珊伟 于 2021-08-27 设计创作，主要内容包括：本发明提供一种废水提取电子级NMP溶剂的装置,属于锂电池生产技术领域,该废水提取电子级NMP溶剂的装置包括壳体,所述壳体内侧壁的顶部固定连接有固定板,所述固定板的上表面活动连接有过滤板,所述过滤板的上表面固定连接有提手,所述壳体的外表面靠近过滤板的一侧开设有排废口。该废水提取电子级NMP溶剂的装置,通过固定板、排废口、加热管和转动杆的设置,固定板为倾斜板,使过滤后留下的残渣可以向下倾斜滑出,避免堵塞,将挡板从排废口内拿出,从而使残渣清理出去,节省工作时间,加热管使位于壳体中心位置的废水也能受热,避免中间温度低,两侧温度高,转动杆起到搅拌混合作用,增加传热效率。(The invention provides a device for extracting an electronic-grade NMP solvent from wastewater, which belongs to the technical field of lithium battery production and comprises a shell, wherein a fixed plate is fixedly connected to the top of the inner side wall of the shell, a filter plate is movably connected to the upper surface of the fixed plate, a lifting handle is fixedly connected to the upper surface of the filter plate, and a waste discharge port is formed in one side, close to the filter plate, of the outer surface of the shell. This device of electron level NMP solvent is drawed to waste water, through the fixed plate, the mouth of wasting discharge, the setting of heating pipe and dwang, the fixed plate is the hang plate, the residue that leaves after making the filtration can the downward sloping roll-off, avoid blockking up, take out the baffle from the waste discharge mouth, thereby make the residue clear away, save operating time, the heating pipe makes the waste water that is located casing central point and puts also can be heated, avoid middle temperature low, both sides temperature is high, the dwang plays the stirring mixed action, increase heat transfer efficiency.)

1. An apparatus for extraction of electronic grade NMP solvent from waste water, comprising a housing (1), characterized in that: the utility model discloses a solar energy water heater, including casing (1), top fixedly connected with fixed plate (2) of casing (1) inside wall, the last surface swing joint of fixed plate (2) has filter (3), the last fixed surface of filter (3) is connected with handle (4), one side that the surface of casing (1) is close to filter (3) has been seted up and has been wasted discharge mouth (5), the inside swing joint of wasting discharge mouth (5) has baffle (6), the outer fixed surface of baffle (6) is connected with sealing strip (7), the cavity has been seted up to the inner wall of casing (1), the inside of cavity is provided with hot plate (8), the lower surface of casing (1) is provided with motor (9), the output swing joint of motor (9) has dwang (10), the surface cover of dwang (10) is equipped with heating pipe (11).

2. The apparatus of claim 1, wherein the apparatus comprises: one end swing joint of dwang (10) has connecting rod (12), the medial surface swing joint of connecting rod (12) has rubber scraper (13).

3. The apparatus of claim 1, wherein the apparatus comprises: the upper surface swing joint of casing (1) has top cap (14), one side fixedly connected with inlet pipe (15) of top cap (14) upper surface.

4. An apparatus for extracting electronic grade NMP solvent from wastewater according to claim 3, wherein: the middle part of the upper surface of the top cover (14) is movably connected with an air conveying pipe (16), and one end of the air conveying pipe (16) is movably connected with an air collecting hood (17).

5. The apparatus of claim 4, wherein the apparatus comprises: the other end of the air delivery pipe (16) is movably connected with a water tank (18), and the water tank (18) is fixedly connected with the shell (1).

6. The apparatus of claim 5, wherein the apparatus comprises: the top of water tank (18) inside wall has seted up spout (19), the inside sliding connection of spout (19) has adsorption plate (20).

7. The apparatus of claim 5, wherein the apparatus comprises: the lower surface of the water tank (18) is fixedly connected with a water pipe (21).

8. The apparatus of claim 1, wherein the apparatus comprises: the bottom of the outer surface of the shell (1) is fixedly connected with a discharge pipe (22), and the outer surface of the discharge pipe (22) is provided with a control valve (23).

Technical Field

The invention belongs to the technical field of lithium battery production, and particularly relates to a device for extracting an electronic grade NMP solvent from wastewater.

Background

N-methyl pyrrolidone, namely NMP, is an important chemical raw material, is a polar solvent with strong selectivity and good stability, and is also a solvent commonly used in the production process of lithium batteries.

Disclosure of Invention

The invention aims to provide a device for extracting an electronic-grade NMP solvent from wastewater, and aims to solve the problem that a filter assembly is easily blocked due to excessive impurities in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a device of electron level NMP solvent is drawed to waste water, includes the casing, the top fixedly connected with fixed plate of casing inside wall, the upper surface swing joint of fixed plate has the filter, the last fixed surface of filter is connected with the handle, the waste discharge opening has been seted up to one side that the surface of casing is close to the filter, the inside swing joint of waste discharge opening has the baffle, the outer fixed surface of baffle is connected with the sealing strip, the cavity has been seted up to the inner wall of casing, the inside of cavity is provided with the hot plate, the lower surface of casing is provided with the motor, the output swing joint of motor has the dwang, the surface cover of dwang is equipped with the heating pipe.

In order to enable the device for extracting the electronic grade NMP solvent from the wastewater to achieve the effect of scraping the residual inner wall, as a preferable mode of the invention, one end of the rotating rod is movably connected with a connecting rod, and the inner side surface of the connecting rod is movably connected with a rubber scraper.

In order to enable the device for extracting the electronic grade NMP solvent from the wastewater to achieve the effect of conveniently conveying the wastewater for extraction treatment, as a preferable mode of the invention, the upper surface of the shell is movably connected with a top cover, and one side of the upper surface of the top cover is fixedly connected with a feeding pipe.

In order to enable the device for extracting the electronic-grade NMP solvent from the wastewater to achieve the effect of collecting harmful gases, as a preferable mode of the invention, the middle part of the upper surface of the top cover is movably connected with a gas conveying pipe, and one end of the gas conveying pipe is movably connected with a gas collecting hood.

In order to enable the device for extracting the electronic grade NMP solvent from the wastewater to achieve the effect of preventing waste gas from directly discharging polluted air, as a preferable mode of the invention, the other end of the gas transmission pipe is movably connected with a water tank, and the water tank is fixedly connected with the shell.

In order to enable the device for extracting the electronic-grade NMP solvent from the wastewater to achieve the effect of adsorbing harmful substances, as a preferable mode of the invention, a sliding groove is formed in the top of the inner side wall of the water tank, and an adsorption plate is connected to the inside of the sliding groove in a sliding mode.

In order to facilitate the effect of conveying and discharging water in the water tank, the device for extracting the electronic grade NMP solvent from the wastewater is preferably characterized in that a water pipe is fixedly connected to the lower surface of the water tank.

In order to achieve the effect of conveniently conveying the extracted solvent, the device for extracting the electronic grade NMP solvent from the wastewater is preferably provided with a discharge pipe fixedly connected to the bottom of the outer surface of the shell, and a control valve is arranged on the outer surface of the discharge pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. this device of electronic grade NMP solvent is drawed to waste water, through the fixed plate, the mouth of wasting discharge, the setting of heating pipe and dwang, the fixed plate is the hang plate, make the residue that leaves after filtering can the downward sloping roll-off, avoid blockking up, take out the baffle from the mouth of wasting discharge, thereby make the residue clear away, avoid opening the top cap and take out the filter clearance again, the operating time has been saved, and work efficiency is accelerated, the waste water that the heating pipe made to be located casing central point and put also can be heated, avoid middle temperature low, both sides temperature is high, further guarantee to be heated evenly, accelerate the distillation speed, the dwang plays the stirring mixed action, guarantee fluid concentration, the temperature is even, increase heat transfer efficiency simultaneously.

2. This device of electron level NMP solvent is drawed to waste water, through rubber scraper, the gas-supply pipe, the setting of water tank and adsorption plate, rubber scraper rotates along with the dwang, will bond under the solvent on the casing perisporium is scraped, avoid the waste of material, it is clean more convenient, the harmful gas that the gas-supply pipe produced in with the distillation process is collected the water tank and is reduced the fault-tolerant rate, guarantee the quality and the purity of drawing, the adsorption plate can kill the bacterium in the gas and the graininess impurity among the adsorbed gas, reach better purifying effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the internal cross-section of the present invention;

FIG. 3 is a schematic diagram of a filter plate structure according to the present invention;

FIG. 4 is a schematic view of a rotating lever according to the present invention;

fig. 5 is a schematic view of the structure of the water tank of the present invention.

In the figure: 1. a housing; 2. a fixing plate; 3. a filter plate; 4. a handle; 5. a waste discharge port; 6. a baffle plate; 7. a sealing strip; 8. heating plates; 9. a motor; 10. rotating the rod; 11. heating a tube; 12. a connecting rod; 13. a rubber blade; 14. a top cover; 15. a feed pipe; 16. a gas delivery pipe; 17. a gas-collecting hood; 18. a water tank; 19. a chute; 20. an adsorption plate; 21. a water pipe; 22. a discharge pipe; 23. and (4) controlling the valve.

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.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: an apparatus for extracting electronic grade NMP solvent from waste water, comprising a housing 1, characterized in that: the top fixedly connected with fixed plate 2 of 1 inside wall of casing, the last surface swing joint of fixed plate 2 has filter 3, the last fixed surface of filter 3 is connected with handle 4, waste discharge port 5 has been seted up to one side that the surface of casing 1 is close to filter 3, waste discharge port 5's inside swing joint has baffle 6, baffle 6's fixed surface is connected with sealing strip 7, the cavity has been seted up to casing 1's inner wall, the inside of cavity is provided with hot plate 8, casing 1's lower surface is provided with motor 9, motor 9's output swing joint has dwang 10, dwang 10's surface cover is equipped with heating pipe 11.

In the embodiment of the invention, through the arrangement of the fixed plate 2, the fixed plate 2 is an inclined plate, the filter plate 3 is placed on the fixed plate 2 by using the handle 4, residues left after filtering can slide downwards to avoid blockage, the baffle plate 6 is taken out from the waste discharge port 5, so that the residues are cleaned, the top cover 14 is prevented from being opened, and then the filter plate 3 is taken out for cleaning, thereby saving the working time and accelerating the working efficiency, the sealing performance of the sealing strip 7 for facilitating the external connection of the shell 1 is facilitated, the liquid leakage is avoided, through the arrangement of the heating plate 8 and the heating pipe 11, the heating is ensured to be sufficient, the heating pipe 11 enables the waste water in the central position of the shell 1 to be heated, the middle temperature is prevented from being low, the temperatures on the two sides are high, the uniform heating is further ensured, the distillation speed is accelerated, the rotating rod 10 is driven by the motor 9 to rotate to play a role of stirring and mixing, and the concentration of the fluid is ensured to be uniform, The temperature is uniform, and the heat transfer efficiency is improved.

Specifically, one end of the rotating rod 10 is movably connected with a connecting rod 12, and the inner side surface of the connecting rod 12 is movably connected with a rubber scraper 13.

In this embodiment: through the setting of squeegee 13, squeegee 13 rotates along with dwang 10 through connecting rod 12, will bond under the solvent scraping on the internal perisporium of casing 1, avoids the waste of material, and it is more convenient clean.

Specifically, the upper surface of the housing 1 is movably connected with a top cover 14, and one side of the upper surface of the top cover 14 is fixedly connected with a feeding pipe 15.

In this embodiment: by means of the feed pipe 15, the waste water is conveniently conveyed into the interior of the shell 1 to extract the solvent.

Specifically, the middle part of the upper surface of the top cover 14 is movably connected with an air pipe 16, and one end of the air pipe 16 is movably connected with a gas collecting hood 17.

In this embodiment: through the setting of gas-supply pipe 16, collect gas-supply pipe 16 with the harmful gas that produces in the distillation process through gas collecting channel 17, reduce the fault-tolerant rate, guarantee the quality and the purity of extraction.

Specifically, the other end of the air pipe 16 is movably connected with a water tank 18, and the water tank 18 is fixedly connected with the shell 1.

In this embodiment: through the setting of water tank 18, will extract the harmful gas that produces in-process and handle, avoid direct emission pollution environment.

Specifically, the top of the inner side wall of the water tank 18 is provided with a chute 19, and an adsorption plate 20 is slidably connected inside the chute 19.

In this embodiment: through the setting of spout 19, be convenient for install water tank 18 inside with adsorption plate 20, it is convenient to wash the change, and adsorption plate 20 can kill the bacterium in the gas and the granular impurity in the adsorbed gas, reaches better purifying effect.

Specifically, a water pipe 21 is fixedly connected to the lower surface of the water tank 18.

In this embodiment: by providing the water pipe 21, water is supplied or discharged to the inside of the water tank 18, and the used water can wash the inner wall of the housing 1, thereby avoiding waste.

Specifically, a discharge pipe 22 is fixedly connected to the bottom of the outer surface of the shell 1, and a control valve 23 is arranged on the outer surface of the discharge pipe 22.

In this embodiment: through the setting of control valve 23, use control valve 23 can control the on-off state of discharging pipe 22, discharge the solvent after will extracting, and the secondary uses resources are saved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle and the using process of the invention are as follows: when the device for extracting the electronic grade NMP solvent from the wastewater is used, the filter plate 3 is placed on the inclined fixed plate 2 by using the handle 4, residues left after filtering can slide downwards to avoid blockage, the wastewater is conveyed into the shell 1 by the inlet pipe 15, the baffle plate 6 is taken out from the waste discharge port 5, so that the residues are cleaned, the top cover 14 is prevented from being opened, then the filter plate 3 is taken out for cleaning, the working time is saved, the phenomenon of liquid leakage is avoided by the sealing strip 7, the heating plate 8 and the heating pipe 11 are guaranteed to be fully heated, the middle temperature is prevented from being low, the temperatures at two sides are high, the distillation speed is accelerated, the rotating rod 10 is driven by the motor 9 to rotate, the stirring and mixing effects are achieved, the fluid concentration and the temperature are ensured to be uniform, meanwhile, the heat transfer efficiency is increased, the rubber scraper 13 rotates along with the rotating rod 10 through the connecting rod 12, the solvent adhered to the inner peripheral wall of the shell 1 is scraped, avoid the waste of material, the harmful gas that gas-supply pipe 16 produced in with the distillation process passes through gas collecting channel 17 and collects water tank 18, avoids directly discharging polluted environment, and adsorption plate 20 can kill the bacterium in the gas and adsorb the granular impurity in the gas, reaches better purifying effect, uses control valve 23 control discharging pipe 22, and the solvent after will drawing discharges out, and the secondary uses resources are saved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.