CN216472638U

CN216472638U - Waste liquid treatment equipment in PIPPA production process

Info

Publication number: CN216472638U
Application number: CN202220093251.9U
Authority: CN
Inventors: 梁蓉; 施海霞; 张宇阳; 张建; 徐锐
Original assignee: Nantong Uniphos Chemicals Co ltd
Current assignee: Nantong Uniphos Chemicals Co ltd
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-05-10
Anticipated expiration: 2032-01-14

Abstract

The utility model discloses a waste liquid treatment device in the production process of PIPA, two ends inside a frame are respectively provided with a filtering bin, a filtering plate is arranged in the filtering bin, the upper surface of the frame and the upper part of the filtering bin are provided with a feeding hole and a small cleaning door, the bottom end of the filtering bin is connected with a neutralizing bin, the inner part of the neutralizing bin is provided with a first stirrer, the first stirrer is connected with a first motor, the upper surface of the neutralizing bin is provided with a feeding hole, the inner part of the frame and the middle position are provided with a mixing bin, the upper surface of the mixing bin is respectively connected with the lower surface of the neutralizing bin through a connecting pipe, the connecting pipe is provided with a first valve, the inner part of the mixing bin is provided with a second stirrer, the bottom end of the mixing bin is provided with a discharging hole, the discharging hole is provided with a second valve, the utility model has reasonable structure, can mix components in the waste liquid after being filtered, realizes the recycling of the waste liquid, and greatly improves the treatment efficiency, the filtering bin, the neutralizing bin and the mixing bin are all installed in one frame, so that the occupied space is saved while the efficiency is improved.

Description

Waste liquid treatment equipment in PIPPA production process

Technical Field

The utility model relates to a waste liquid treatment equipment technical field specifically is a waste liquid treatment equipment in PIPPA production process.

Background

A large amount of waste liquid is generated in the PIPPA production process, the waste liquid contains acetic anhydride, acetic acid, acetyl chloride, supernatant liquid or waste water and the like, the waste liquid is directly discharged at present, if the waste liquid is utilized, a plurality of devices are required to be matched for treatment, the occupied space is large, and the efficiency is low, so an improved technology is urgently needed to solve the problem existing in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste liquid treatment equipment in PIPPA production process, through two sets of filtration storehouses and neutralization storehouse, still one mixes the storehouse, can mix in the composition filtration in the waste liquid with the back, realizes the waste liquid and recycles to improve treatment effeciency greatly, filter storehouse, neutralization storehouse and mix the storehouse and all install in a frame, when raising the efficiency, save the occupation of land space, in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waste liquid treatment device in the production process of PIPPA comprises a frame, a filtering bin, a neutralizing bin and a mixing bin, wherein the filtering bin is arranged at each of two ends inside the frame, a filtering plate is arranged in the filtering bin, a feeding hole and a small cleaning door are arranged on the upper surface of the frame and above the filtering bin, the bottom end of the filtering bin is connected with the neutralizing bin, a first stirrer is arranged inside the neutralizing bin, the first stirrer is connected with a first motor, the first motor is arranged outside the frame, a feeding hole is arranged on the upper surface of the neutralizing bin, the outer end of the feeding hole is arranged outside the frame, the mixing bin is arranged inside the frame and at the middle position, the upper surface of the mixing bin is connected with the lower surface of the neutralizing bin through a connecting pipe, the connecting pipe is provided with a first valve, a second stirrer is arranged inside the mixing bin, the second stirrer is connected with a main shaft, the top end of the main shaft is connected with a second motor, the second motor is arranged in the middle of the upper surface of the frame, a discharge port is formed in the bottom end of the mixing bin, and a second valve is arranged at the discharge port.

Preferably, the utility model provides a pair of waste liquid treatment equipment in PIPPA production process, wherein, it is the toper structure to filter storehouse and mix the storehouse bottom to in the unloading.

Preferably, the utility model provides a pair of waste liquid treatment equipment in PIPPA production process, wherein, it is provided with the sleeve to mix the storehouse upper surface, the sleeve is worn to locate by the main shaft to guarantee the stability of main shaft.

Preferably, the utility model provides a pair of waste liquid treatment equipment in PIPPA production process, wherein, the inside bottom in mixed storehouse is provided with the support frame, the main shaft bottom supports in the support frame to realize the support of main shaft.

Preferably, the utility model provides a pair of waste liquid treatment equipment in PIPPA production process, wherein, mix the storehouse outer wall and be provided with the backup pad, mix the storehouse and be fixed in the frame lower part through the backup pad to realize mixing being connected between storehouse and the frame.

Preferably, the utility model provides a pair of waste liquid treatment equipment in PIPPA production process, wherein, the main shaft passes through the output shaft of shaft coupling and second motor and links to each other to realize being connected between main shaft and the second motor.

Preferably, the utility model provides a pair of waste liquid treatment equipment in PIPPA production process, wherein, frame one side is provided with the manhole to get into the frame and maintain.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) through two sets of filter storehouses and neutralization storehouse, a mixing storehouse in addition, can filter the composition in the waste liquid and mix after the neutralization, realize the waste liquid and recycle to improve the treatment effeciency greatly.

(2) The filtering bin, the neutralizing bin and the mixing bin are all installed in one frame, so that the occupied space is saved while the efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of a mixing bin structure.

In the figure: the device comprises a frame 1, a filtering bin 2, a neutralizing bin 3, a mixing bin 4, a filtering plate 5, a feeding hole 6, a small cleaning door 7, a first stirrer 8, a first motor 9, a feeding hole 10, a connecting pipe 11, a first valve 12, a second stirrer 13, a main shaft 14, a second motor 15, a discharging hole 16, a second valve 17, a sleeve 18, a supporting frame 19, a supporting plate 20 and a manhole 21.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention;

it should be noted that, in the description of the present invention, it is to be noted that the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left", "right", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a waste liquid treatment device in the production process of PIPPA comprises a frame 1, a filtering bin 2, a neutralizing bin 3 and a mixing bin 4, wherein the filtering bin 2 is respectively arranged at two ends inside the frame 1, a filtering plate 5 is arranged in the filtering bin 2, a feeding port 6 and a small cleaning door 7 are arranged on the upper surface of the frame 1 and above the filtering bin 2, the bottom end of the filtering bin 2 is connected with the neutralizing bin 3, a first stirrer 8 is arranged inside the neutralizing bin 3, the first stirrer 8 is connected with a first motor 9, the first motor 9 is arranged outside the frame 1, a feeding port 10 is arranged on the upper surface of the neutralizing bin 3, the outer end of the feeding port 10 is arranged outside the frame 1, the mixing bin 4 is arranged inside the frame 1 and at the middle position, a supporting plate 20 is arranged on the outer wall of the mixing bin 4, the mixing bin 4 is fixed on the lower part of the frame 1 through the supporting plate 20, the upper surface of the mixing bin 4 is respectively connected with the lower surface of the neutralizing bin 3 through a connecting pipe 11, connecting pipe 11 is provided with first valve 12, mix the inside second agitator 13 that is provided with of storehouse 4, second agitator 13 links to each other with main shaft 14, main shaft 14 top links to each other with second motor 15, main shaft 14 passes through the shaft coupling and links to each other with the output shaft of second motor 15, second motor 15 sets up in the intermediate position of frame 1 upper surface, mix storehouse 4 upper surface and be provided with sleeve 18, main shaft 14 wears to locate sleeve 18, the inside bottom in mix storehouse 4 is provided with

support frame

19, 14 bottom sprag in support frame 19 of main shaft, mix storehouse 4 bottom and be provided with discharge gate 16, discharge gate 16 is provided with second valve 17, it is the toper structure to filter storehouse 2 and mix storehouse 4 bottom, frame 1 one side is provided with manhole 21.

The installation method and the use principle are as follows: install mixing storehouse 4 in the inside intermediate position of frame 1 earlier, link to each other second agitator 13 with main shaft 14 afterwards, cover the cang gai of mixing storehouse 4, and make main shaft 14 pass sleeve 18, install the both ends in frame 1 inside with neutralization storehouse 3 next, and neutralization storehouse 3 links to each other with mixing storehouse 4 through connecting pipe 11, cover the top cap of frame 1 finally, and make main shaft 14 top pass through the shaft coupling and link to each other with the output shaft of second motor 15, link to each other filtering storehouse 2 and neutralization storehouse 3 at both ends again, accomplish the installation. In the PIPPA production process, acetic anhydride in the waste liquid enters the filtering bin 2, is filtered and then enters the neutralizing bin 3 again, acetic acid is obtained after neutralization, acetyl chloride is introduced into the filtering bin 2 at the other end, the concentration of the acetyl chloride is improved by adding a liquid agent after the acetyl chloride enters the neutralizing bin 3, and then the HEDP is obtained by opening the first valve 12 to respectively mix the acetic acid and the high-concentration acetyl chloride. Of course, only one of the waste liquid is utilized, for example, the acetic anhydride and the phosphorous acid in the waste liquid can be directly used for synthesizing the PIPPA. The utility model has reasonable structure, and can mix the components in the waste liquid after filtering and neutralizing through the two groups of filtering bins 2, the neutralizing bin 3 and the mixing bin 4, thereby realizing the recycling of the waste liquid and greatly improving the treatment efficiency; the filtering bin 2, the neutralizing bin 3 and the mixing bin 4 are all installed in the rack 1, so that the occupied space is saved while the efficiency is improved.

The details of the present invention are well known to those skilled in the art.

Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. A waste liquid treatment equipment in the PIPPA production process is characterized in that: comprises a frame (1), a filtering bin (2), a neutralizing bin (3) and a mixing bin (4), wherein the filtering bin (2) is arranged at two ends inside the frame (1) respectively, a filtering plate (5) is arranged in the filtering bin (2), a feeding hole (6) and a cleaning small door (7) are arranged on the upper surface of the frame (1) and above the filtering bin (2), the bottom end of the filtering bin (2) is connected with the neutralizing bin (3), a first stirrer (8) is arranged inside the neutralizing bin (3), the first stirrer (8) is connected with a first motor (9), the first motor (9) is arranged outside the frame (1), a feeding port (10) is arranged on the upper surface of the neutralizing bin (3), the outer end of the feeding port (10) is arranged outside the frame (1), the mixing bin (4) is arranged inside the frame (1) and in the middle position, mix storehouse (4) upper surface and link to each other with neutralization storehouse (3) lower surface through connecting pipe (11) respectively, connecting pipe (11) are provided with first valve (12), mix storehouse (4) inside and be provided with second agitator (13), second agitator (13) link to each other with main shaft (14), main shaft (14) top links to each other with second motor (15), second motor (15) set up in the intermediate position of frame (1) upper surface, it is provided with discharge gate (16) to mix storehouse (4) bottom, discharge gate (16) are provided with second valve (17).

2. The apparatus for treating waste liquid in PIPPA production process according to claim 1, wherein: the bottom ends of the filtering bin (2) and the mixing bin (4) are both conical structures.

3. The apparatus for treating waste liquid in PIPPA production process according to claim 1, wherein: the upper surface of the mixing bin (4) is provided with a sleeve (18), and the main shaft (14) penetrates through the sleeve (18).

4. The apparatus for treating waste liquid in PIPPA production process according to claim 1, wherein: the bottom end in the mixing bin (4) is provided with a support frame (19), and the bottom end of the main shaft (14) is supported on the support frame (19).

5. The apparatus for treating waste liquid in PIPPA production process according to claim 1, wherein: the outer wall of the mixing bin (4) is provided with a supporting plate (20), and the mixing bin (4) is fixed on the lower portion of the rack (1) through the supporting plate (20).

6. The apparatus for treating waste liquid in PIPPA production process according to claim 1, wherein: the main shaft (14) is connected with an output shaft of the second motor (15) through a coupler.

7. The apparatus for treating waste liquid in PIPPA production process according to claim 1, wherein: a manhole (21) is arranged on one side of the rack (1).