CN215195807U - Activated carbon adsorption mechanism for high-purity chromatographic grade isopropanol - Google Patents

Abstract

The utility model aims at providing an active carbon adsorption mechanism for high-purity chromatographic grade isopropanol, its characterized in that: the device comprises an impurity filtering container, impurity filtering pieces, an impurity purification output port, an output valve, a conveying pipe, a purification tower and purification devices, wherein a conveying pump is arranged at the position, close to the output valve, in the middle of the conveying pipe; wholly adopt preliminary screening to strain the dual filtration structural design that the cooperation composite sieve was strained for purify high-purity chromatographic grade isopropanol, thereby let the purification of high-purity chromatographic grade isopropanol refine more, and be convenient for holistic dismouting and to clearance and the change of inside filter equipment, and then strengthen the controllability of maintaining, promote the purification quality of high-purity chromatographic grade isopropanol comprehensively.

Description

Activated carbon adsorption mechanism for high-purity chromatographic grade isopropanol

Technical Field

The utility model relates to an experimental trial-production utensil field of chemical industry especially relates to an active carbon adsorption mechanism for high-purity chromatographic grade isopropanol.

Background

IPA is called IPA for short, and is used as a solvent, an intermediate, an antifreeze, a bactericide, an insecticide, a detergent, a disinfection preservative and the like, and is widely applied to industries such as chemical industry, medicine, pesticide, textile, home care, electronics and the like, wherein, the ultrapure electronic grade isopropanol, also called high-purity chromatographic grade isopropanol, applied to the semiconductor electronics industry has poor adsorption and purification effects by adopting the existing filtration method, the purification quality of the high-purity chromatographic grade isopropanol cannot be improved, and the purification is also carried out by adopting a secondary distillation method, but the secondary distillation method ensures that the dehydration depth can only reach the water content of less than 80-200 ppm, the contents of anions, sodium ions, metal ions and the like can not reach the indexes of the ultrapure electronic grade isopropanol product, has high energy consumption, for example, a gas phase temperature swing adsorption method, called TSA for short, can reach the standard, however, the contents of anions and cations, metal ions and the like are difficult to reach the standard, the regeneration gas needs to be regenerated at a higher temperature, the regeneration gas needs to be treated, the service life of the adsorbent is greatly shortened due to excessive temperature difference stress of the adsorbent, the whole adjustability is poor, once an appliance in a certain link is damaged, the whole device needs to be replaced, the later-stage cleaning and maintenance are inconvenient, and the cost is increased; therefore, improvements are needed to address and circumvent the above problems with respect to the configuration of adsorptive purification of high purity chromatographic grade isopropanol.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adopt preliminary screening to strain the dual filtration structural design that cooperation composite sieve strained for purify high-purity chromatographic grade isopropanol, thereby let the purification of high-purity chromatographic grade isopropanol refine more, and be convenient for holistic dismouting and to the clearance and the change of inside filter apparatus, and then strengthen the controllability of maintaining, promote the active carbon adsorption mechanism of high-purity chromatographic grade isopropanol's purification quality comprehensively.

The technical scheme of the utility model is that: an active carbon adsorption mechanism for high-purity chromatographic grade isopropanol is characterized in that: comprises an impurity filtering container, an impurity filtering piece, an impurity purifying output port, an output valve, a conveying pipe, a purifying and purifying tower and a purifying and purifying device, wherein the impurity filtering piece is positioned inside the impurity filtering container, the impurity filtering piece is detachably connected with the impurity filtering container, the impurity purifying output port is positioned at the bottom of the impurity filtering container, the impurity purifying output port is fixedly connected with the impurity filtering container, the output valve is positioned at the bottom of the impurity purifying output port, the output valve is fixedly connected with the impurity purifying output port, the conveying pipe is positioned between the impurity filtering container and the purifying and purifying tower, one end of the conveying pipe is detachably connected with the output valve, the other end of the conveying pipe is detachably connected with the purifying and purifying tower, a conveying pump is also arranged on the conveying pipe, and the conveying pump is positioned at the position close to the output valve in the middle of the conveying pipe, the conveying pump is fixedly connected with the conveying pipe, the purification tower is positioned at the next stage of the impurity filtering container, the purification tower utilizes the conveying pipe and is connected with the impurity filtering container, the purification device is positioned inside the purification tower and is detachably connected with the purification tower, the purification device consists of a supporting frame and a plurality of purification units, the supporting frame is positioned inside the purification tower, the supporting frame is detachably connected with the purification tower, the same distance at intervals among the purification units is uniformly distributed in the supporting frame in a vertical structure manner, the purification units are fixedly connected with the supporting frame, the purification units are randomly composed of an adsorption layer and a screening layer, and the adsorption layer is superposed on the upper part of the screening layer, the adsorption layer and the screening layer are fixedly connected with the supporting frame.

Further, the impurity filtering piece is a solid cotton block or a solid fiber block.

Further, the impurity purification output port is of a funnel-shaped structure.

Further, the output valve is a screw-on ball valve.

Further, the delivery pump is a turbine type liquid pressurizing pump.

Furthermore, the purification tower is of a split assembly type structure.

Furthermore, the material of the adsorption layer is activated carbon.

Further, the screening layer is a fiber net.

The beneficial effects of the utility model reside in that: the adsorption mechanism adopts a dual-filtering structure design of primary screening and composite screening, wherein an impurity filtering piece adopts a solid cotton block or a solid fiber block, can filter out impurities with larger volume in high-purity chromatographic grade isopropanol liquid, and an impurity purification output port adopts a funnel-shaped structure, so that dredging is facilitated, and meanwhile, effusion in an impurity filtering container is avoided, so that primary screening is completed; finally, the purified isopropanol is output from the bottom of the purification tower, so that the composite screening of the high-purity chromatographic grade isopropanol liquid is completed, the purposes of adsorption, purification and purification are achieved, and the purification of the high-purity chromatographic grade isopropanol is more refined; in addition, the purification tower adopts a split assembly type structure, so that the disassembly and the subsequent cleaning and replacement are convenient, the maintenance controllability is further enhanced, and the purification quality of the high-purity chromatographic grade isopropanol is comprehensively improved.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is the schematic view of the disassembly structure of the purification tower and the purification device of the present invention.

Fig. 3 is a schematic structural view of the purification device of the present invention.

Wherein: 1. impurity filtering container 2, impurity filtering piece 3 and impurity purifying output port

4. Output valve 5, delivery pipe 6, delivery pump

7. Purification tower 8, purification device 9, and support frame

10. Purification unit 11, adsorption layer 12 and screening layer

Detailed Description

The following provides a brief description of the embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1, fig. 2 and fig. 3, the activated carbon adsorption mechanism for high purity chromatographic grade isopropanol is characterized in that: comprises an impurity filtering container 1, an impurity filtering piece 2, an impurity purifying output port 3, an output valve 4, a conveying pipe 5, a purifying and purifying tower 7 and a purifying and purifying device 8, wherein the impurity filtering piece 2 is positioned inside the impurity filtering container 1, the impurity filtering piece 2 is detachably connected with the impurity filtering container 1, the impurity purifying output port 3 is positioned at the bottom of the impurity filtering container 1, the impurity purifying output port 3 is fixedly connected with the impurity filtering container 1, the output valve 4 is positioned at the bottom of the impurity purifying output port 3, the output valve 4 is fixedly connected with the impurity purifying output port 3, the conveying pipe 5 is positioned between the impurity filtering container 1 and the purifying and purifying tower 7, one end of the conveying pipe 5 is detachably connected with the output valve 4, the other end of the conveying pipe 5 is detachably connected with the purifying tower 7, and the conveying pump 6 is further arranged on the conveying pipe 5, the middle part that delivery pump 6 is located conveyer pipe 5 is close to the position department of output valve 4, delivery pump 6 is fixed connection with conveyer pipe 5, purification and purification tower 7 is located the next grade of impurity filtering container 1, purification and purification tower 7 utilizes conveyer pipe 5 and is connected with impurity filtering container 1, purification and purification device 8 is located the inside of purification and purification tower 7, purification and purification device 8 is for dismantling the connection with purification and purification tower 7, purification and purification device 8 comprises braced frame 9 and a plurality of purification and purification unit 10, braced frame 9 is located the inside of purification and purification tower 7, braced frame 9 is for dismantling the connection with purification and purification tower 7, the same distance in interval is the inside of vertical structure evenly distributed at braced frame 9 between a plurality of purification and purification unit 10, a plurality of purification and purification unit 10 all are fixed connection with braced frame 9, the purification unit 10 is composed of an adsorption layer 11 and a screening layer 12, the adsorption layer 11 is superposed on the upper portion of the screening layer 12, and the adsorption layer 11 and the screening layer 12 are fixedly connected with a supporting frame 9. The impurity filtering piece 2 is a solid cotton block or a solid fiber block. The impurity purification output port 3 is of a funnel-shaped structure. The output valve 4 is a screw-on ball valve. The delivery pump 6 is a turbine type liquid pressurizing pump. The purification tower 7 is in a split assembly type structure. The material of the adsorption layer 11 is activated carbon. The screening layer 12 is a fiber mesh.

The working mode is as follows: the adsorption mechanism mainly comprises an impurity filtering container 1, an impurity filtering piece 2, an impurity purification output port 3, an output valve 4, a conveying pipe 5, a purification tower 7 and a purification device 8; when in use, firstly, high-purity chromatographic grade isopropanol liquid needing to be purified enters from an impurity filtering container 1, an impurity filtering piece 2 is arranged inside the impurity filtering container 1, the impurity filtering piece 2 adopts a solid cotton block or a solid fiber block, can filter out impurities with larger volume in the high-purity chromatographic grade isopropanol liquid, the high-purity chromatographic grade isopropanol liquid processed by the impurity filtering piece 2 can be output from the position of an impurity purification output port 3 at the bottom of the impurity filtering container 1, the impurity purification output port 3 adopts a funnel-shaped structure, which is convenient for dredging and simultaneously avoids the generation of liquid accumulation in the impurity filtering container 1, thereby completing the primary screening and filtering, and in addition, an output valve 4 is arranged at the bottom of the impurity purification output port 3, the output valve 4 adopts a screwed ball valve, so that a user can conveniently open and close and control the output flow of the high-purity chromatographic grade isopropanol liquid; then, the high purity isopropanol liquid after primary screening enters a purification and purification tower 7 along a delivery pipe 5, a delivery pump 6 is further installed at the middle part of the delivery pipe 5 near an output valve 4, the delivery pump 6 adopts a turbine type liquid pressure pump, which can increase the delivery pressure of the high purity isopropanol liquid, so that the high purity isopropanol liquid can be smoothly conducted so as to smoothly enter the purification and purification tower 7, a purification and purification device 8 is installed inside the purification and purification tower 7, the purification and purification device 8 is composed of a supporting frame 9 and a plurality of purification and purification units 10, wherein the purification and purification units 10 are uniformly distributed inside the supporting frame 9 at the same interval in a vertical structure, the supporting frame 9 plays a role of bearing the purification and purification units 10, and simultaneously the supporting frame 9 and the purification and purification units 10 are convenient to be integrally supported, the purification unit is detached from the purification tower 7, each purification unit 10 consists of an adsorption layer 11 and a screening layer 12, the adsorption layer 11 is positioned at the upper part of the screening layer 12, the material of the adsorption layer 11 adopts active carbon, the screening layer 12 adopts a fiber mesh, high-purity chromatographic grade isopropanol liquid entering the purification tower 7 passes through each purification unit 10 layer by layer from top to bottom, firstly passes through the adsorption of the active carbon of the adsorption layer 11 and then leaks out from the fiber mesh of the screening layer 12; finally, the isopropanol is output from the bottom of the purification tower 7, so that the composite screening of the high-purity chromatographic grade isopropanol liquid is completed, and the purposes of adsorption, purification and purification are achieved, besides, the purification tower 7 adopts a split assembly type structure, so that the disassembly and the assembly and the subsequent cleaning and replacement are convenient; wholly adopt preliminary screening to strain the dual filtration structural design that the cooperation composite sieve was strained for purify high-purity chromatographic grade isopropanol, thereby let the purification of high-purity chromatographic grade isopropanol refine more, and be convenient for holistic dismouting and to clearance and the change of inside filter equipment, and then strengthen the controllability of maintaining, promote the purification quality of high-purity chromatographic grade isopropanol comprehensively.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", "end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims (8)

1. An active carbon adsorption mechanism for high-purity chromatographic grade isopropanol is characterized in that: comprises an impurity filtering container, an impurity filtering piece, an impurity purifying output port, an output valve, a conveying pipe, a purifying and purifying tower and a purifying and purifying device, wherein the impurity filtering piece is positioned inside the impurity filtering container, the impurity filtering piece is detachably connected with the impurity filtering container, the impurity purifying output port is positioned at the bottom of the impurity filtering container, the impurity purifying output port is fixedly connected with the impurity filtering container, the output valve is positioned at the bottom of the impurity purifying output port, the output valve is fixedly connected with the impurity purifying output port, the conveying pipe is positioned between the impurity filtering container and the purifying and purifying tower, one end of the conveying pipe is detachably connected with the output valve, the other end of the conveying pipe is detachably connected with the purifying and purifying tower, a conveying pump is also arranged on the conveying pipe, and the conveying pump is positioned at the position close to the output valve in the middle of the conveying pipe, the conveying pump is fixedly connected with the conveying pipe, the purification tower is positioned at the next stage of the impurity filtering container, the purification tower utilizes the conveying pipe and is connected with the impurity filtering container, the purification device is positioned inside the purification tower and is detachably connected with the purification tower, the purification device consists of a supporting frame and a plurality of purification units, the supporting frame is positioned inside the purification tower, the supporting frame is detachably connected with the purification tower, the same distance at intervals among the purification units is uniformly distributed in the supporting frame in a vertical structure manner, the purification units are fixedly connected with the supporting frame, the purification units are randomly composed of an adsorption layer and a screening layer, and the adsorption layer is superposed on the upper part of the screening layer, the adsorption layer and the screening layer are fixedly connected with the supporting frame.

2. The activated carbon adsorption mechanism for high purity chromatographic grade isopropanol of claim 1, wherein: the impurity filtering piece is a solid cotton block or a solid fiber block.

3. The activated carbon adsorption mechanism for high purity chromatographic grade isopropanol of claim 1, wherein: the impurity purification output port is of a funnel-shaped structure.

4. The activated carbon adsorption mechanism for high purity chromatographic grade isopropanol of claim 1, wherein: the output valve is a screwed ball valve.

5. The activated carbon adsorption mechanism for high purity chromatographic grade isopropanol of claim 1, wherein: the delivery pump is a turbine type liquid pressurizing pump.

6. The activated carbon adsorption mechanism for high purity chromatographic grade isopropanol of claim 1, wherein: the purification tower is of a split assembly type structure.

7. The activated carbon adsorption mechanism for high purity chromatographic grade isopropanol of claim 1, wherein: the adsorption layer is made of activated carbon.

8. The activated carbon adsorption mechanism for high purity chromatographic grade isopropanol of claim 1, wherein: the screening layer is a fiber net.

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