CN219376132U

CN219376132U - Thioglycollic acid pre-extraction separator tank

Info

Publication number: CN219376132U
Application number: CN202320536996.2U
Authority: CN
Inventors: 王玉坤
Original assignee: Shandong Xinchang Chemical Technology Co ltd
Current assignee: Shandong Xinchang Chemical Technology Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-07-21
Anticipated expiration: 2033-03-20

Abstract

The utility model discloses a thioglycollic acid pre-extraction separation tank, which comprises a static mixer and a tank body; static mixer includes 3 at least end to end's hybrid tube, and static mixer front end is equipped with inlet I and inlet II, static mixer end links to each other with the jar body, jar body bottom is the cylinder structure that the diameter reduces gradually, jar body top is equipped with the cover, the cover center is equipped with the sealing seat, the sealing seat top is equipped with the screw rod riser, interlude screw tube in the screw rod riser, upper drain pipe and separation dish are connected respectively from top to bottom to the screw tube bottom, jar body lateral wall is equipped with the observation window, lower floor drain pipe is connected to jar body bottom.

Description

Thioglycollic acid pre-extraction separator tank

Technical Field

The utility model belongs to the technical field of thioglycollic acid production equipment, and particularly relates to a thioglycollic acid pre-extraction separation tank.

Background

Thioglycollic acid is an organic acid, has a chemical formula of C2H4O2S, is colorless transparent liquid, has strong unpleasant smell, is miscible with water, can be dissolved in ethanol and diethyl ether, is dissolved in common solvent, is rapidly oxidized in air, burns with open fire and high heat energy, emits extremely toxic hydrogen sulfide gas, and is mainly used as a raw material of blanket finishing agent and cold stamping liquid. In the thioglycollic acid production process, the organic solvent is adopted to extract the thioglycollic acid from the sodium chloride aqueous solution, and the extraction is generally carried out by a centrifugal extractor, but the extraction rate of the centrifugal extractor is limited, so that the separation is often incomplete, and the extraction separation effect is improved, so that the pre-extraction separation is needed.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a thioglycollic acid pre-extraction separation tank which has the advantages of simple structure, low energy consumption and improvement of yield.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a thioglycollic acid pre-extraction separation tank comprises a static mixer and a tank body; static mixer includes 3 at least end to end's hybrid tube, and static mixer front end is equipped with inlet I and inlet II, static mixer end links to each other with the jar body, jar body bottom is the cylinder structure that the diameter reduces gradually, jar body top is equipped with the cover, the cover center is equipped with the sealing seat, the sealing seat top is equipped with the screw rod riser, interlude screw tube in the screw rod riser, upper drain pipe and separation dish are connected respectively from top to bottom to the screw tube bottom, jar body lateral wall is equipped with the observation window, lower floor drain pipe is connected to jar body bottom.

Preferably, the screw rod lifter is connected with a motor.

Preferably, limit discs are arranged at two ends of the threaded section of the threaded pipe.

Preferably, the threaded pipe is hollow and communicated with the upper liquid outlet pipe, and the top of the threaded pipe is connected with the liquid pump.

Preferably, a top hole is arranged at the top of the upper liquid outlet pipe.

Preferably, the separation disc is disc-shaped and provided with a plurality of disc holes.

Compared with the prior art, the utility model has the beneficial effects that: firstly, the design is reasonable, the structure is simple, the almost whole process is static separation, and the energy consumption is low; secondly, the layering height can be intuitively judged through the observation window, and the upper liquid outlet pipe is enabled to output organic reagents as much as possible through adjusting the height of the separation disc, so that the mercaptoacetic acid is pre-separated as much as possible for the next water phase centrifugal extraction, and the final yield of the centrifugal extraction is improved.

Other features of the present disclosure and its advantages will become apparent from the following detailed description of exemplary embodiments of the disclosure, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the related art, the drawings that are required to be used in the embodiments or the related technical descriptions will be briefly described below, and it is apparent that the drawings in the following description are only embodiments of the present disclosure, and other drawings may be obtained from the provided drawings without inventive effort to those of ordinary skill in the art.

FIG. 1 is a schematic diagram of the whole pre-extraction separation tank of the present utility model.

In the figure: 1. static mixer 2, jar body, 3, inlet II, 4, inlet I, 5, screw rod riser, 6, spacing dish, 7, motor, 8, screwed pipe, 9, observation window, 10, top hole, 11, upper liquid outlet pipe, 12, separation dish, 13, disk hole, 14, lower liquid outlet pipe, 15, cover, 16, sealing seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, the present utility model provides a technical solution: a thioglycollic acid pre-extraction separation tank comprises a static mixer 1 and a tank body 2; the static mixer 1 includes 3 head and tail connected hybrid tubes, static mixer 1 front end is equipped with inlet I4 and inlet II 3, static mixer 1 end links to each other with jar body 2, jar body 2 bottom is the cylinder structure that the diameter reduces gradually, jar body 2 top is equipped with cover 15, cover 15 center is equipped with seal receptacle 16, seal receptacle 16 top is equipped with screw rod riser 5, screw rod riser 5 links to each other with motor 7, screw rod riser 5 is interlude screw tube 8, screw section both ends of screw tube 8 are equipped with spacing dish 6, prevent that the screw thread from sliding out screw rod riser 5, screw tube 8 bottom is from top to bottom connect upper liquid pipe 11 and separation dish 12 respectively, screw tube 8 inside cavity and with upper liquid pipe 11 intercommunication, screw tube 8 top links to each other with the liquid pump, upper liquid pipe 11 links to each other the top and is equipped with top hole 10, separation dish 12 is for being equipped with a plurality of dish holes 13 on it, jar body 2 lateral wall is equipped with observation window 9, jar body 2 bottom is connected lower floor liquid pipe 14.

Working principle: the method comprises the steps of respectively connecting an organic phase and a thioglycollic acid aqueous solution to a liquid inlet I4 and a liquid inlet II 3, after the organic phase and the aqueous solution pass through a static mixer 1, changing the flowing state of the organic phase and the aqueous solution in a pipe through a mixing unit body in the static mixer 1, enabling the organic phase and the aqueous solution to be well dispersed and fully mixed, fully extracting the thioglycollic acid in the aqueous phase from the organic phase, then entering a tank body 2, layering in the tank body 2, starting a motor 7 after layering is completed, rotating a threaded rod by a screw rod lifter 5 to enable a separation disc 12 to descend, observing through an observation window 9, enabling the separation disc 12 to be located at a height of 1cm above a liquid level juncture, starting a liquid pump connected with a threaded pipe 8 after the liquid level is static, enabling the organic phase to enter the threaded pipe 8 through a top hole 10 of an upper liquid outlet pipe 11, and extracting the outside the tank body 2, stabilizing the liquid level below the separation disc 12 when the threaded pipe 8 extracts liquid, avoiding the lower liquid from being extracted, and after no liquid in the threaded pipe 8 flows out, starting a lower liquid outlet pipe 14 to convey the liquid to a centrifugal machine for extracting the thioglycollic acid, so as to prevent the continuous extraction of the aqueous solution from being fully extracted, and improving the centrifugal extraction rate.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a thioglycollic acid pre-extraction knockout drum, includes static mixer (1) and jar body (2), its characterized in that: static mixer (1) is including 3 at least end to end's hybrid tube, and static mixer (1) front end is equipped with feed liquor mouth I (4) and feed liquor mouth II (3), static mixer (1) end links to each other with jar body (2), jar body (2) bottom is the cylinder structure that the diameter reduces gradually, jar body (2) top is equipped with cover (15), cover (15) center is equipped with seal holder (16), seal holder (16) top is equipped with screw rod riser (5), screw rod riser (5) are interior to alternate threaded pipe (8), upper drain pipe (11) and separation dish (12) are connected respectively by last down in threaded pipe (8) bottom, jar body (2) lateral wall is equipped with observation window (9), jar body (2) bottom is connected lower floor drain pipe (14).

2. The mercaptoacetic acid pre-extraction separation tank according to claim 1, wherein: the screw rod lifter (5) is connected with a motor (7).

3. The mercaptoacetic acid pre-extraction separation tank according to claim 1, wherein: limiting plates (6) are arranged at two ends of the threaded section of the threaded pipe (8).

4. The mercaptoacetic acid pre-extraction separation tank according to claim 1, wherein: the threaded pipe (8) is hollow and is communicated with the upper liquid outlet pipe (11), and the top of the threaded pipe (8) is connected with the liquid pump.

5. The mercaptoacetic acid pre-extraction separation tank according to claim 1, wherein: the top of the upper liquid outlet pipe (11) is provided with a top hole (10).

6. The mercaptoacetic acid pre-extraction separation tank according to claim 1, wherein: the separation disc (12) is disc-shaped and is provided with a plurality of disc holes (13).