CN210656163U

CN210656163U - Waste sulfuric acid regenerating unit

Info

Publication number: CN210656163U
Application number: CN201921671664.5U
Authority: CN
Inventors: 黄安; 韦灵强; 刘国壮; 黎晖; 张均敏
Original assignee: Guangxi Xinxin Energy Technology Co Ltd
Current assignee: Guangxi Xinxin Energy Technology Co Ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-06-02
Anticipated expiration: 2029-10-08

Abstract

The utility model discloses a waste sulfuric acid regenerating unit, including filtering jar, water storage tank and workstation, the upper end of filtering jar is through the right-hand member fixed connection of first transportation pipe with the sedimentation tank, and is fixed with first transportation pump on the first transportation pipe, the inner wall from the top down of filtering jar is fixed with first anti-blocking mechanism, coarse strainer, second in proper order and prevents stifled mechanism and thin filter screen, first anti-blocking mechanism and second prevent stifled mechanism and all include electric putter, fixing base and brush, and electric putter and fixing base fixed connection, the inner wall of water storage tank is fixed with level sensor, and the upper end of water storage tank is fixed with audible-visual annunciator, be fixed with the PLC controller on the workstation. The utility model discloses a set up PLC controller, first prevent stifled mechanism, second and prevent stifled mechanism, level sensor and audible-visual annunciator, solved waste sulfuric acid regenerating unit and prevented easily blockking up when the good filtration of anti-clogging effect and do not have the automatic problem that easily overflows when reminding function water storage tank water full.

Description

Waste sulfuric acid regenerating unit

Technical Field

The utility model relates to a waste sulfuric acid regeneration technical field specifically is a waste sulfuric acid regenerating unit.

Background

The waste sulfuric acid is generated in the production process of the chloral, the waste sulfuric acid needs to be treated by a waste sulfuric acid regeneration device, the waste sulfuric acid is precipitated and filtered, then the precipitate is directly heated and distilled by coal, the recovered concentrated sulfuric acid is colorless and transparent, no chloral is detected, and the precipitate can be subjected to alkaline hydrolysis, distillation and filtration to recover the chloroform. At present, the anti-blocking effect of the existing waste sulfuric acid regeneration device is poor, the waste sulfuric acid regeneration device is easy to block during filtering, the automatic reminding function is not provided, the water storage tank is easy to overflow when full of water, and the requirement in actual use cannot be met, so that the improved technology is urgently needed in the market to perfect the equipment.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a waste sulfuric acid regenerating unit, which aims to solve the problems in the prior art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waste sulfuric acid regenerating unit, is including filtering jar, water storage tank and workstation, the inner wall from the top down of filtering the jar is fixed with in proper order that first anti-blocking mechanism, coarse strainer, second prevent stifled mechanism and thin filter screen, the inner wall of water storage tank is fixed with level sensor, and the upper end of water storage tank is fixed with audible-visual annunciator, be fixed with the PLC controller on the workstation.

Preferably, the upper end of the filter tank is fixedly connected with the right end of the sedimentation tank through a first conveying pipe, and a first conveying pump is fixed on the first conveying pipe.

Preferably, the first anti-blocking mechanism and the second anti-blocking mechanism comprise an electric push rod, a fixed seat and a brush, the electric push rod is fixedly connected with the fixed seat, and the lower end of the fixed seat is fixedly connected with the brush.

Preferably, the left and right ends of the filter tank are respectively fixed with a left sewage draining pipe and a right sewage draining pipe.

Preferably, the right end of the filter tank is fixedly connected with the upper end of the combustion tank through a second conveying pipe, and a second conveying pump is fixed on the second conveying pipe.

Preferably, the right end of the combustion tank is fixedly connected with the upper end of the water storage tank through a condensation pipe, and the condensation pipe is fixed on the support frame.

Preferably, the output end of the PLC controller is electrically connected with the input ends of the first transportation pump, the second transportation pump, the electric push rod and the audible and visual alarm, and the input end of the PLC controller is electrically connected with the output end of the liquid level sensor.

Preferably, the right end of the water storage tank is fixed with a drain pipe, and a valve is fixed on the drain pipe.

(III) advantageous effects

The utility model provides a waste sulfuric acid regenerating unit possesses following beneficial effect:

(1) the utility model discloses a set up first stifled mechanism of preventing and block up mechanism with the second, solved the waste sulfuric acid regenerating unit and prevented the problem that easily blockked up when the good filtration of anti-clogging effect, the utility model discloses a first stifled mechanism of preventing and second prevents that stifled mechanism all includes electric putter, fixing base and brush, and accessible electric putter is flexible to be driven fixing base and brush and is removed, and the brush removes the plug that can clear up on the filter screen, and the first brush of preventing stifled mechanism and second prevents that stifled mechanism is last can clear up coarse strainer and fine filter screen respectively, prevents effectively to block up.

(2) The utility model discloses a set up PLC controller, level sensor and audible-visual annunciator, solved the waste sulfuric acid regenerating unit and not had the automatic problem that easily overflows when reminding function water storage tank water full, the utility model discloses a liquid level of level sensor measurable quantity water storage tank water-logging changes into exportable signal transmission and gives the PLC controller, and the liquid level when water storage tank water full is set for to accessible PLC controller in advance, reaches the liquid level of settlement when level sensor measuring liquid level, and the PLC controller can automatic switch on audible-visual annunciator's power, and audible-visual annunciator can send out sound, two kinds of alarm signal of light remind people.

Drawings

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

FIG. 2 is a schematic view of the canister of FIG. 1 according to the present invention;

fig. 3 is a schematic structural view of the first anti-blocking mechanism in fig. 2 according to the present invention;

FIG. 4 is a schematic view of the water storage tank of FIG. 2 according to the present invention;

fig. 5 is a schematic block diagram of the present invention.

The reference numbers in the figures are: 1. a sedimentation tank; 2. a first transport pump; 3. a first transport pipe; 4. a filter tank; 5. a second transport pump; 6. a second transport pipe; 7. a combustion can; 8. a condenser tube; 9. a support frame; 10. a water storage tank; 11. a work table; 12. a PLC controller; 13. a first anti-blocking mechanism; 14. coarse filtration; 15. a left sewage draining pipe; 16. a fine filter screen; 17. a right sewage discharge pipe; 18. a second anti-blocking mechanism; 19. an electric push rod; 20. a fixed seat; 21. a brush; 22. a liquid level sensor; 23. an audible and visual alarm; 24. a valve; 25. and a water discharge pipe.

Detailed Description

The technical solutions in the embodiments 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides a technical solution: the utility model provides a waste sulfuric acid regenerating unit, including filtering jar 4, water storage tank 10 and workstation 11, the inner wall of filtering jar 4 is fixed with first anti-blocking mechanism 13 from the top down in proper order, coarse filter 14, second anti-blocking mechanism 18 and fine filter screen 16, first anti-blocking mechanism 13 and second anti-blocking mechanism 18 make coarse filter 14 and fine filter screen 16 prevent stifled respectively, coarse filter 14 and fine filter screen 16 are used for filtering, the inner wall of water storage tank 10 is fixed with level sensor 22, level sensor 22 ' S model is WMB-FS, level sensor 22 is a pressure sensor who measures the liquid level, and the upper end of water storage tank 10 is fixed with audible-visual annunciator 23, audible-visual annunciator 23 ' S model is LTE-6101J-AC380V, audible-visual annunciator 23 can send out sound, two kinds of light alarm signal, be fixed with PLC controller 12 on workstation 11, PLC controller 12 ' S model is S7400.

Further, the upper end of filtering tank 4 is through the right-hand member fixed connection of first transport pipe 3 with sedimentation tank 1, and is fixed with first transport pump 2 on the first transport pipe 3, and first transport pump 2 is in filtering tank 4 is pumped through first transport pipe 3 with the waste sulfuric acid after sedimentation tank 1 has depositd.

Further, first anti-blocking mechanism 13 and second anti-blocking mechanism 18 all include electric putter 19, fixing base 20 and brush 21, and electric putter 19's model is PXTL, and electric putter 19 and fixing base 20 fixed connection, the lower extreme and the brush 21 fixed connection of fixing base 20, and electric putter 19 is flexible can drive fixing base 20 and brush 21 round trip movement.

Further, a left sewage discharge pipe 15 and a right sewage discharge pipe 17 are respectively fixed at the left end and the right end of the filter tank 4, the left sewage discharge pipe 15 discharges impurities filtered by the fine filter screen 16, and the right sewage discharge pipe 17 discharges impurities filtered by the coarse filter screen 14.

Further, the right end of the filter tank 4 is fixedly connected with the upper end of the combustion tank 7 through a second conveying pipe 6, a second conveying pump 5 is fixed on the second conveying pipe 6, and the second conveying pump 5 pumps the filtered waste sulfuric acid in the filter tank 4 into the combustion tank 7.

Further, the right end of the combustion tank 7 is fixedly connected with the upper end of the water storage tank 10 through the condensation pipe 8, the condensation pipe 8 is fixed on the support frame 9, and the support frame 9 is used for fixedly supporting the condensation pipe 8.

Further, the output and the first delivery pump 2 of PLC controller 12, second delivery pump 5, electric putter 19 and audible-visual annunciator 23's input electric connection, the steerable first delivery pump 2 of PLC controller 12, the switch of second delivery pump 5 and audible-visual annunciator 23, and the flexible of steerable electric putter 19, and the input of PLC controller 12 and level sensor 22's output electric connection, level sensor 22 can give PLC controller 12 with signal transmission.

Further, a drain pipe 25 is fixed at the right end of the water storage tank 10, a valve 24 is fixed on the drain pipe 25, the drain pipe 25 is used for draining water in the water storage tank 10, and the valve 24 is opened and closed by the drain pipe 25.

The working principle is as follows: when the power supply is switched on, firstly, the waste sulfuric acid is precipitated in the precipitation tank 1, then the switch of the first transportation pump 2 is switched on through the PLC (programmable logic controller) 12, the waste sulfuric acid is pumped into the filtering tank 4 through the first transportation pipe 3 by the first transportation pump 2, the waste sulfuric acid pumped into the filtering tank 4 sequentially passes through the coarse filtering screen 14 and the fine filtering screen 16, when the coarse filtering screen 14 and the fine filtering screen 16 are blocked, the PLC 12 can control the electric push rod 19 to stretch and retract to drive the fixed seat 20 and the brush 21 to move back and forth, so that the blockage on the filtering screen can be cleaned, then the switch of the second transportation pump 5 is switched on through the PLC 12, the second transportation pump 5 is pumped into the combustion tank 7 through the second transportation pipe 6, then the combustion tank 7 is directly heated by coal, the concentrated sulfuric acid recovered by the distillation method is colorless and transparent, no trichloroacetaldehyde is detected, and the precipitate can be recovered by alkaline hydrolysis, distillation and filtration, distilled water can be stored in the water storage tank 10, the liquid level of the water storage tank 10 when the water is full can be set through the PLC 12 in advance, the liquid level measured by the liquid level sensor 22 reaches the set liquid level, the PLC 12 can be automatically connected with the power supply of the audible and visual alarm 23, and the audible and visual alarm 23 can give out two alarm signals of sound and light to remind people.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a waste sulfuric acid regenerating unit, includes filter tank (4), water storage tank (10) and workstation (11), its characterized in that: inner wall from the top down of filter tank (4) is fixed with first anti-blocking mechanism (13), coarse strainer (14), second in proper order and prevents stifled mechanism (18) and fine filter screen (16), the inner wall of water storage tank (10) is fixed with level sensor (22), and the upper end of water storage tank (10) is fixed with audible-visual annunciator (23), be fixed with PLC controller (12) on workstation (11).

2. The apparatus for regenerating spent sulfuric acid according to claim 1, wherein: the upper end of the filter tank (4) is fixedly connected with the right end of the sedimentation tank (1) through a first conveying pipe (3), and a first conveying pump (2) is fixed on the first conveying pipe (3).

3. The apparatus for regenerating spent sulfuric acid according to claim 1, wherein: first anti-blocking mechanism (13) and second anti-blocking mechanism (18) all include electric putter (19), fixing base (20) and brush (21), and electric putter (19) and fixing base (20) fixed connection, the lower extreme and brush (21) fixed connection of fixing base (20).

4. The apparatus for regenerating spent sulfuric acid according to claim 1, wherein: the left end and the right end of the filter tank (4) are respectively fixed with a left sewage discharge pipe (15) and a right sewage discharge pipe (17).

5. The apparatus for regenerating spent sulfuric acid according to claim 1, wherein: the right end of the filter tank (4) is fixedly connected with the upper end of the combustion tank (7) through a second conveying pipe (6), and a second conveying pump (5) is fixed on the second conveying pipe (6).

6. The apparatus for regenerating spent sulfuric acid according to claim 5, wherein: the right end of the combustion tank (7) is fixedly connected with the upper end of the water storage tank (10) through a condensation pipe (8), and the condensation pipe (8) is fixed on the support frame (9).

7. The apparatus for regenerating spent sulfuric acid according to claim 1, wherein: the output of PLC controller (12) and the input electric connection of first transportation pump (2), second transportation pump (5), electric putter (19) and audible-visual annunciator (23), and the input of PLC controller (12) and the output electric connection of level sensor (22).

8. The apparatus for regenerating spent sulfuric acid according to claim 1, wherein: the right end of the water storage tank (10) is fixed with a drain pipe (25), and a valve (24) is fixed on the drain pipe (25).