CN213171465U - Bleaching powder production device - Google Patents
Bleaching powder production device Download PDFInfo
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- CN213171465U CN213171465U CN202021946703.0U CN202021946703U CN213171465U CN 213171465 U CN213171465 U CN 213171465U CN 202021946703 U CN202021946703 U CN 202021946703U CN 213171465 U CN213171465 U CN 213171465U
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Abstract
The utility model belongs to the technical field of bleaching powder production, in particular to a bleaching powder production device, which comprises a stirring cavity, a chlorine cylinder, a slurry tank, a vacuum belt dehydrator and an air pump; the chlorine tank, the slurry tank, the vacuum belt dehydrator and the air pump are all communicated with the stirring cavity; the stirring cavity is of a sealed hollow cavity structure; the utility model has the advantages of it is following: firstly, no chlorine-containing waste gas is generated in the bleaching powder production reaction process. And secondly, the filtrate generated in the production process is recycled, so that the pollution of the filtrate discharge to the environment is reduced. Thirdly, chlorine gas and calcium hydroxide can be fully contacted and reacted.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of bleaching powder production, concretely relates to bleaching powder apparatus for producing.
[ background of the invention ]
Bleaching powder is prepared by reacting chlorine with calcium hydroxide (slaked lime). At present, the production process for producing bleaching powder with 60-65% of available chlorine content mainly comprises a calcium method, namely chlorine is introduced into lime slurry to obtain a product, and the process method has the following defects: 1. high quality lime is required; 2. chlorine-containing waste gas is generated; 3. the chlorine consumption is large, and the cost is high; 4. the generated filtrate is discharged in white, and the environment is polluted.
[ Utility model ] content
In order to achieve the above purpose, the utility model adopts the technical proposal that:
a bleaching powder production device comprises a stirring cavity, a chlorine tank, a slurry tank, a vacuum belt dehydrator and an air pump; the chlorine tank, the slurry tank, the vacuum belt dehydrator and the air pump are all communicated with the stirring cavity; the stirring cavity is of a sealed hollow cavity structure.
The chlorine tank is used for storing chlorine; the chlorine tank is communicated with the stirring cavity through a chlorine pipe, and an electric regulating valve is arranged on the chlorine pipe between the chlorine tank and the stirring cavity.
The slurry tank is used for storing calcium hydroxide slurry; the slurry tank is communicated with the stirring cavity through a slurry pipe, and a slurry pump is arranged on the slurry pipe between the slurry tank and the stirring cavity.
The vacuum belt dehydrator is connected with the stirring cavity through a dehydration pipe, and a dehydration pump is arranged on the dehydration pipe between the vacuum belt dehydrator and the stirring cavity. The vacuum belt dehydrator is also connected with the stirring cavity through a water return pipe, and a water return pump is arranged on the water return pipe.
Compared with the prior art, the bleaching powder production device of the utility model has the advantages that:
firstly, no chlorine-containing waste gas is generated in the bleaching powder production reaction process.
And secondly, the filtrate generated in the production process is recycled, so that the pollution of the filtrate discharge to the environment is reduced.
Thirdly, chlorine gas and calcium hydroxide can be fully contacted and reacted.
[ description of the drawings ]
FIG. 1 is a schematic structural diagram of a bleaching powder production apparatus of the present invention.
Description of the main elements
The following detailed description of the invention will be further described in conjunction with the above-identified drawings.
[ detailed description ] embodiments
Clearly, and completely, it is to be understood that the described embodiments are merely illustrative of some, but not all, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1, a bleaching powder production device comprises a stirring chamber 1, a chlorine tank 2, a slurry tank 3, a vacuum belt dehydrator 4, and an air pump 5; the chlorine tank 2, the slurry tank 3, the vacuum belt dehydrator 4 and the air pump 5 are all communicated with the stirring cavity 1; the stirring cavity 1 is a sealed hollow cavity structure.
The chlorine tank 2 is used for storing chlorine; the chlorine tank 2 is communicated with the stirring cavity 1 through a chlorine pipe 21, and an electric regulating valve 22 is arranged on the chlorine pipe 21 between the chlorine tank 2 and the stirring cavity 1.
The slurry tank 3 is used for storing calcium hydroxide slurry; the slurry tank 3 is communicated with the stirring cavity 1 through a slurry pipe 31, and a slurry pump 32 is arranged on the slurry pipe 31 between the slurry tank 3 and the stirring cavity 1.
The vacuum belt dehydrator 4 is connected to the stirring chamber 1 through a dehydration pipe 41, and a dehydration pump 42 is provided on the dehydration pipe 41 between the vacuum belt dehydrator 4 and the stirring chamber 1. The vacuum belt dehydrator 4 is also connected with the stirring cavity 1 through a water return pipe 43, and a water return pump 44 is arranged on the water return pipe 43.
An air exhaust pipe 51 is arranged on the stirring cavity 1, one end of the air exhaust pipe 51 is communicated with the top of the stirring cavity 1, and the other end of the air exhaust pipe 51 is connected with the bottom of the stirring cavity 1; the suction pipe 51 is provided with a suction pump 5.
A stirrer 6 is arranged in the stirring cavity 1
The vacuum belt dehydrator 4 is communicated with the storage bin 7.
And a chlorine detector 8 and a pressure detector 9 are arranged on the stirring cavity 1, and the chlorine detector 8 and the pressure detector 9 are both communicated with the stirring cavity 1.
In this embodiment, the suction pipe 51 is provided with a check valve 10, and the dewatering pipe 41 is provided with a check valve 10.
The utility model discloses when bleaching powder apparatus for producing uses, start in slurry pump 32 squeezes into the calcium hydrate thick liquid by thick liquid case 3 in stirring cavity 1, treat after the calcium hydrate thick liquid has not crossed the stirring rake of agitator 6, it stirs to start the rotatory calcium hydrate thick liquid of agitator 6, open the chlorine of electrical control valve 22 in with chlorine gas jar 2 and get into by stirring cavity 1 bottom, chlorine reacts with the calcium hydrate thick liquid, agitator 6 can stir chlorine and calcium hydrate thick liquid, mixing, the reaction, partial unreacted chlorine flows into stirring cavity 1 in by the calcium hydroxide thick liquid, start the chlorine of aspiration pump 5 in with stirring cavity 1 and take out, take out chlorine and get into stirring cavity 1 bottom again after aspiration tube 51 and react with the calcium hydrate thick liquid. The chlorine detector 8 is used for detecting the concentration of the stirring cavity 1 and controlling the flow of the introduced chlorine according to the concentration of the chlorine, and the flow of the chlorine is adjusted by the electric adjusting valve 22. The pressure detector 9 is used for detecting the pressure of the stirring cavity 1, and when the pressure of the stirring cavity 1 is reduced, a part of chlorine gas reacts with the calcium hydroxide slurry; introducing chlorine gas into calcium hydroxide slurry to react to generate calcium hypochlorite at the bottom of the stirring cavity 1, starting the dewatering pump 42 to convey the calcium hypochlorite generated at the bottom of the stirring cavity 1 to the vacuum belt dehydrator 4 for dehydration to obtain a calcium chlorate filter cake and a filtrate after treatment, and starting the water return pump 44 to convey the filtrate to the stirring cavity 1 for recycling through the water return pipe 43 connected with the vacuum belt dehydrator 4. The obtained calcium chlorate filter cake is conveyed to a storage bin 7 by a belt of the vacuum belt dehydrator 4 for storage.
In this embodiment, the vacuum belt dehydrator 4 is a DU-belt type vacuum filter. The vacuum belt dehydrator 4 is provided with a filtrate water tank for recovering the filtrate. The water return pipe 43 is connected to a filtrate water tank of the vacuum belt dehydrator 4, and conveys the filtrate generated by the vacuum belt dehydrator 4 into the stirring chamber 1. The vacuum belt dehydrator 4 is communicated with the storage bin 7 through a belt.
In this embodiment, the stirrer 6 includes a stirring paddle and a motor, the stirring paddle is connected to the motor, and the stirring paddle is disposed in the stirring chamber 1.
The above description is for the purpose of illustrating the preferred and feasible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit of the present invention should fall within the scope of the present invention.
Claims (3)
1. A bleaching powder production device is characterized by comprising a stirring cavity, a chlorine tank, a slurry tank, a vacuum belt dehydrator and an air pump; the chlorine tank, the slurry tank, the vacuum belt dehydrator and the air pump are all communicated with the stirring cavity; the stirring cavity is of a sealed hollow cavity structure;
the chlorine tank is used for storing chlorine; the chlorine tank is communicated with the stirring cavity through a chlorine pipe, and an electric regulating valve is arranged on the chlorine pipe between the chlorine tank and the stirring cavity;
the slurry tank is used for storing calcium hydroxide slurry; the slurry tank is communicated with the stirring cavity through a slurry pipe, and a slurry pump is arranged on the slurry pipe between the slurry tank and the stirring cavity;
the vacuum belt dehydrator is connected with the stirring cavity through a dehydrating pipe, and a dehydrating pump is arranged on the dehydrating pipe between the vacuum belt dehydrator and the stirring cavity; the vacuum belt dehydrator is also connected with the stirring cavity through a water return pipe, and a water return pump is arranged on the water return pipe.
2. The bleaching powder production device according to claim 1, wherein the stirring chamber is provided with a chlorine detector and a pressure detector, and the chlorine detector and the pressure detector are both communicated with the stirring chamber 1.
3. The bleaching powder production apparatus according to claim 1, wherein the air suction pipe is provided with a check valve, and the dewatering pipe is provided with a check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021946703.0U CN213171465U (en) | 2020-09-08 | 2020-09-08 | Bleaching powder production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021946703.0U CN213171465U (en) | 2020-09-08 | 2020-09-08 | Bleaching powder production device |
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| CN213171465U true CN213171465U (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021946703.0U Active CN213171465U (en) | 2020-09-08 | 2020-09-08 | Bleaching powder production device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247864A (en) * | 2021-05-24 | 2021-08-13 | 中国成达工程有限公司 | Automatic continuous production system and method for calcium-process bleaching powder fine chlorination unit |
| CN113321187A (en) * | 2021-05-24 | 2021-08-31 | 中国成达工程有限公司 | Method and system for producing bleaching powder by using wet-process acetylene waste calcium carbide slurry |
-
2020
- 2020-09-08 CN CN202021946703.0U patent/CN213171465U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247864A (en) * | 2021-05-24 | 2021-08-13 | 中国成达工程有限公司 | Automatic continuous production system and method for calcium-process bleaching powder fine chlorination unit |
| CN113321187A (en) * | 2021-05-24 | 2021-08-31 | 中国成达工程有限公司 | Method and system for producing bleaching powder by using wet-process acetylene waste calcium carbide slurry |
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