Dilute sulfuric acid recovery treatment device for waste acid purification

Abstract

The utility model discloses a dilute sulfuric acid recycling device for waste acid purification, which belongs to the technical field of waste acid purification and is characterized in that a heating pipe is wrapped on the outer ring of a treatment tank, and a mixing component is mounted at the top of the treatment tank; the filtering mechanism comprises a filtering assembly, one end of the filtering assembly is communicated with external waste acid liquid, the filtering assembly comprises a filter cartridge, the other end of the filtering assembly is communicated with the top of the treatment tank, and the top of the treatment tank is communicated with two filter cartridges; the collecting mechanism comprises a storage assembly, the storage assembly is communicated with the top of the treatment tank, the heating pipe is used for heating the treatment tank and heating and distilling internal waste acid through control, so that the concentration of acid liquor is improved, and the waste acid can conveniently reach the proper acidity through a series of operations such as filtering, heating and stirring; it is ensured that the recycled dilute sulfuric acid can meet the use requirements of later industrial production, and the product quality and the production efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the waste acid purification field, specifically, relate to a kind of dilute sulphuric acid recovery treatment device for waste acid purification. BACKGROUND

[0002] In industrial production, a large amount of waste acid will be produced, which contains dilute sulfuric acid. The traditional treatment method is to neutralize the waste acid with alkaline substances and then discharge. However, a large amount of acid and alkaline substances are wasted during the neutralization process, causing serious waste of resources.

[0003] At the same time, the acid components in the waste acid are consumed in large quantities during the neutralization reaction, making it impossible to effectively utilize the acid that can be recycled. However, when the waste acid is filtered and reused, it is difficult to achieve the appropriate acidity, affecting the use effect in the later stage, making the waste acid more troublesome to handle. How to invent a dilute sulfuric acid recovery treatment device for waste acid purification to improve these problems has become a problem that needs to be solved by technical personnel in this field. UTILITY MODEL CONTENT

[0004] In order to make up for the above shortcomings, the utility model provides a dilute sulfuric acid recovery treatment device for waste acid purification, aiming to improve the problem that it is difficult to achieve the appropriate acidity when the waste acid is filtered and reused.

[0005] The utility model is implemented as follows: a dilute sulfuric acid recovery treatment device for waste acid purification, comprising

[0006] A recovery treatment tank, the recovery treatment tank comprises a treatment tank and a mixing assembly, the outer ring of the treatment tank is wrapped with a heating pipe, and the mixing assembly is installed on the top of the treatment tank;

[0007] A filtering mechanism, the filtering mechanism comprises a filtering assembly, one end of the filtering assembly is in communication with the external waste acid liquid, the filtering assembly comprises a filter cartridge, the other end of the filtering assembly is in communication with the top of the treatment tank, and the top of the treatment tank is provided with two filter cartridges in communication;

[0008] A collection mechanism, the collection mechanism comprises a storage assembly, and the storage assembly is in communication with the top of the treatment tank.

[0009] In a preferred technical scheme of the utility model, the treatment tank comprises a tank body, a hopper is in communication with the bottom of the tank body, an output pipe is installed in communication on one side of the hopper, and a first support frame is fixedly installed on the bottom of the hopper.

[0010] In a preferred technical scheme of the utility model, the mixing assembly includes motor, the motor is fixedly installed at the top of the jar body, the output end of motor is sealed and rotates and penetrates the top cover plate of jar body, the output end of motor is fixedly connected with stirring rod.

[0011] In a preferred technical scheme of the utility model, the bottom of stirring rod is fixedly connected with auger, the bottom of auger is limitingly rotatably connected with the bottom of bucket body.

[0012] In a preferred technical scheme of the utility model, the inner wall of jar body is fixedly installed with turbulator, the turbulator is equally divided and fixedly installed on the inner wall of jar body.

[0013] In a preferred technical scheme of the utility model, the filter assembly further includes tee pipe, the two ends of tee pipe are respectively communicatedly installed with first cover plate, the first cover plate is respectively sealedly connected with filter cartridge, the other end of filter cartridge is respectively sealedly installed with second cover plate, the outer end of second cover plate is communicatedly installed with infusion tube, the infusion tube is respectively communicated with the top of jar body.

[0014] In a preferred technical scheme of the utility model, the bottom of filter cartridge is provided with second support frame, the outside of infusion tube is fixedly sleeved with positioning ring, the bottom of positioning ring is fixedly connected with support rod, the other end of support rod is fixedly installed at the top of second support frame.

[0015] In a preferred technical scheme of the utility model, the top of filter cartridge is respectively hingedly provided with handle, the two ends of filter cartridge and the end of first cover plate and second cover plate are respectively fixedly connected with flange plate, filter cartridge, first cover plate and second cover plate are connected through flange plate.

[0016] In a preferred technical scheme of the utility model, the storage assembly includes storage jar, the top one end of storage jar is communicatedly provided with communicating pipe, the bottom one end of storage jar is communicatedly provided with discharge pipe, the storage jar is communicated with the top of jar body through communicating pipe, the bottom of storage jar is fixedly connected with third support frame.

[0017] In a preferred technical scheme of the utility model, the outside of communicating pipe is wrapped with outer cylinder, the top one side of outer cylinder is communicatedly provided with output port, the bottom one side of outer cylinder is communicatedly provided with input port.

[0018] The utility model discloses a beneficial effect is: the utility model discloses a kind of dilute sulphuric acid recovery treatment device for waste acid purification by above-mentioned design, when using, by purifying and concentrating treatment to waste acid, avoid the waste of a large amount of acid liquid in traditional neutralization method, make dilute sulphuric acid in waste acid can be effectively recycled and directly reused, improve the utilization of resources, reduce the demand for new acid liquid, reduce industrial production cost.

[0019] By filtering, heating, stirring and a series of operations, it is convenient to make waste acid reach suitable acidity, ensure that the recovered dilute sulphuric acid can meet the use requirements of later industrial production, improve product quality and production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be briefly introduced to the drawings needed to be used in the embodiments, it should be understood that the following drawings only show some embodiments of the utility model, therefore should not be regarded as the limitation to the scope, for ordinary skilled person in the art, under the premise of not paying creative labor, other related drawings can also be obtained according to these drawings.

[0021] Figure 1 It is the side structure schematic view provided by the utility model embodiment;

[0022] Figure 2 It is the top view structure schematic view provided by the utility model embodiment;

[0023] Figure 3 It is the internal structure schematic view of processing tank provided by the utility model embodiment;

[0024] Figure 4 It is the filter assembly structure schematic view provided by the utility model embodiment;

[0025] Figure 5 It is the storage assembly structure schematic view provided by the utility model embodiment.

[0026] In the figure: 100 - recovery processing tank; 110 - processing tank; 111 - tank body; 112 - bucket body; 113 - output pipe; 114 - first support frame; 120 - mixing assembly; 121 - motor; 122 - stirring rod; 123 - turbulence plate; 124 - auger; 130 - heating pipe; 200 - filtering mechanism; 210 - filtering assembly; 211 - second support frame; 212 - filter cartridge; 213 - first cover plate; 214 - tee pipe; 215 - second cover plate; 216 - infusion pipe; 217 - positioning ring; 218 - support rod; 219 - handle; 300 - collection mechanism; 310 - storage assembly; 311 - storage tank; 312 - communication pipe; 313 - outer cylinder; 314 - input port; 315 - output port; 316 - discharge pipe; 317 - third support frame. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Referring to Figures 1 to 3 The present application provides a technical scheme: a dilute sulfuric acid recovery processing device for waste acid purification, comprising

[0029] The recovery processing tank 100 comprises the processing tank 110 and the mixing assembly 120. The outer circle of the processing tank 110 is wrapped with the heating pipe 130. The mixing assembly 120 is installed on the top of the processing tank 110. The filtering mechanism 200 comprises the filtering assembly 210. One end of the filtering assembly 210 is in communication with the external waste acid liquid. The filtering assembly 210 comprises the filter cartridge 212. The other end of the filtering assembly 210 is in communication with the top of the processing tank 110. The top of the processing tank 110 is provided with two filter cartridges 212 in communication. The collection mechanism 300 comprises the storage assembly 310. The storage assembly 310 is in communication with the top of the processing tank 110. The heating pipe 130 is used for heating the processing tank 110. The internal waste acid is heated and distilled, so that the concentration of the acid liquid is improved.

[0030] Referring to Figures 2 to 4The processing tank 110 comprises a tank body 111, the bottom of the tank body 111 is communicated with a hopper body 112, one side of the hopper body 112 is communicated with an output pipe 113, the bottom of the hopper body 112 is fixedly installed with a first support frame 114, the hopper body 112 is conical, and the tank body 111 is provided with an acidity detector and a temperature sensor.

[0031] The mixing assembly 120 comprises a motor 121 fixedly installed on the top of the tank body 111, the output end of the motor 121 is sealingly rotatable through the top cover plate of the tank body 111, and the output end of the motor 121 is fixedly connected with a stirring rod 122. The bottom of the stirring rod 122 is fixedly connected with an auger 124, the bottom of the auger 124 is limitingly rotatably connected with the bottom of the hopper body 112, the auger 124 is used for stirring the liquid in the hopper body 112 to avoid precipitation, and the stirring rod 122 and the auger 124 simultaneously drive the internal acid liquid to be stirred, and meanwhile cooperate with the turbulence plate 123, so that the acid liquid collides on the turbulence plate 123 to increase the mixing effect. The turbulence plate 123 is fixedly installed on the inner wall of the tank body 111.

[0032] Please refer to Figures 3 to 5 The filter assembly 210 further comprises a three-way pipe 214, two ends of the three-way pipe 214 are communicated with a first cover plate 213 respectively, the first cover plate 213 is sealingly connected with the filter cartridge 212 respectively, the other end of the filter cartridge 212 is sealingly installed with a second cover plate 215 respectively, the outer end of the second cover plate 215 is communicated with a liquid outlet pipe 216, and the liquid outlet pipe 216 is communicated with the top of the tank body 111 respectively. The bottom of the filter cartridge 212 is provided with a second support frame 211, the outer portion of the liquid outlet pipe 216 is fixedly sleeved with a positioning ring 217, the bottom of the positioning ring 217 is fixedly connected with a support rod 218, the other end of the support rod 218 is fixedly installed on the top of the second support frame 211, and the acid liquid which has not been filtered is filtered through the filter cartridge 212 by opening the valve on one side of the three-way pipe 214, and the filtered acid liquid is discharged through the liquid outlet pipe 216.

[0033] The top of the filter cartridge 212 is hingedly connected with a handle 219, the two ends of the filter cartridge 212 and the ends of the first cover plate 213 and the second cover plate 215 are fixedly connected with flanges respectively, the filter cartridge 212, the first cover plate 213 and the second cover plate 215 are connected through the flanges, and the flanges are convenient for disassembling, replacing and cleaning the filter cartridge 212.

[0034] The storage assembly 310 comprises a storage tank 311, a communicating pipe 312 is arranged in communication with the top of the storage tank 311, a discharge pipe 316 is arranged in communication with the bottom of the storage tank 311, the storage tank 311 is communicated with the top of the tank body 111 through the communicating pipe 312, and the bottom of the storage tank 311 is fixedly connected with a third supporting frame 317. The communicating pipe 312 is wrapped with an outer cylinder 313, an output port 315 is arranged in communication with the top of the outer cylinder 313, and an input port 314 is arranged in communication with the bottom of the outer cylinder 313, cold water is introduced into the outer cylinder 313 to cool the hot gas flowing out of the tank body 111, and distilled water is formed to enter the storage tank 311.

[0035] Working principle: The external waste acid flows into the filtering assembly 210 of the filtering mechanism 200, the filter cartridge 212 performs preliminary filtration on the waste acid, the waste acid is transported to the top of the treatment tank 110 through the liquid conveying pipe 216 at the outer end of the second cover plate 215 (valves are arranged at both ends of the three-way pipe 214, and the two filter cartridges 212 are not used at the same time, so that when one filter cartridge 212 needs to be replaced and cleaned, the other filter cartridge 212 can be used to avoid equipment downtime).

[0036] The filtered waste acid enters the treatment tank 110 of the recovery treatment tank 100, and the heating pipe 130 of the outer ring can heat the waste acid in the tank to provide the heat required for distillation to improve the concentration of the acid. The rotation of the stirring rod 122 driven by the motor 121 and the auger 124 can stir the waste acid to increase the uniformity of heating and make the distillation effect better. The turbulent plate 123 can form turbulent flow of the waste acid, enhance the stirring effect, promote the mixing of the waste acid, and facilitate subsequent purification and concentration operations.

[0037] The distilled water after the distillation treatment enters the storage assembly 310 of the collecting mechanism 300 through the communicating pipe 312. The outer cylinder 313 wrapped outside the communicating pipe 312 discharges cold water through the output port 315 on one side and introduces cold water through the input port 314 on the bottom to liquefy and cool the hot gas in the communicating pipe 312 to form distilled water.

[0038] The above only describes preferred embodiments of the present application and is not used to limit the present application. For those skilled in the art, the present application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A dilute sulfuric acid recovery and treatment device for waste acid purification, characterized in that, Comprising The recovery processing tank comprises a processing tank and a mixing assembly, the outer circle of the processing tank is wrapped with a heating pipe, and the mixing assembly is installed on the top of the processing tank; The filtering mechanism comprises a filtering assembly, one end of the filtering assembly is in communication with the external waste acid liquid, the filtering assembly comprises a filtering cylinder, the other end of the filtering assembly is in communication with the top of the processing tank, and the top of the processing tank is in communication with two filtering cylinders respectively; The collecting mechanism comprises a storage assembly, and the storage assembly is in communication with the top of the processing tank.

2. The dilute sulfuric acid recovery treatment device for waste acid purification according to claim 1, characterized by: The processing tank comprises a tank body, a hopper is in communication with the bottom of the tank body, an output pipe is in communication with one side of the hopper, and a first support frame is fixedly installed at the bottom of the hopper.

3. The dilute sulfuric acid recovery treatment device for waste acid purification according to claim 2, characterized by: The mixing assembly comprises a motor, the motor is fixedly installed on the top of the tank body, the output end of the motor is rotatably connected to the top cover plate of the tank body, and a stirring rod is fixedly connected to the output end of the motor.

4. The dilute sulfuric acid recovery treatment device for waste acid purification according to claim 3, characterized by: The bottom of the stirring rod is fixedly connected with a auger, and the bottom of the auger is limitingly rotatably connected with the bottom of the hopper.

5. The dilute sulfuric acid recovery treatment device for waste acid purification according to claim 3, characterized by: A turbulence plate is fixedly installed on the inner wall of the tank body, and the turbulence plate is equally fixedly installed on the inner wall of the tank body.

6. The dilute sulfuric acid recovery treatment device for waste acid purification according to claim 3, characterized by: The filtering assembly further comprises a three-way pipe, first cover plates are in communication with two ends of the three-way pipe respectively, the first cover plates are in sealing connection with the filtering cylinders respectively, second cover plates are in sealing installation at the other ends of the filtering cylinders respectively, liquid outlet pipes are in communication with the outer ends of the second cover plates, and the liquid outlet pipes are in communication with the top of the tank body respectively.

7. The dilute sulfuric acid recovery treatment device for waste acid purification according to claim 6, characterized by: The bottom of the filtering cylinder is provided with a second support frame, a positioning ring is fixedly connected to the outer portion of the liquid outlet pipe, a support rod is fixedly connected to the bottom of the positioning ring, and the other end of the support rod is fixedly installed on the top of the second support frame.

8. The dilute sulfuric acid recovery treatment device for waste acid purification according to claim 6, characterized by: The top of the filtering cylinder is hingedly connected with a handle respectively, flanges are fixedly connected to the two ends of the filtering cylinder and the ends of the first cover plates and the second cover plates respectively, and the filtering cylinder, the first cover plates and the second cover plates are connected through the flanges.

9. The dilute sulfuric acid recovery treatment device for waste acid purification according to claim 6, characterized by: The storage assembly comprises a storage tank, a communication pipe is in communication with one end of the top of the storage tank, a discharge pipe is in communication with one end of the bottom of the storage tank, the storage tank is in communication with the top of the tank body through the communication pipe, and a third support frame is fixedly connected to the bottom of the storage tank.

10. The dilute sulfuric acid recovery treatment device for waste acid purification according to claim 9, characterized by: The outer portion of the communication pipe is wrapped with an outer cylinder, an output port is in communication with one side of the top of the outer cylinder, and an input port is in communication with one side of the bottom of the outer cylinder.

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