CN211676348U

CN211676348U - Purification device is used in calcium chloride production

Info

Publication number: CN211676348U
Application number: CN201922047575.XU
Authority: CN
Inventors: 李华军
Original assignee: Jiangsu Deli Heavy Industry Co ltd
Current assignee: Jiangsu Deli Heavy Industry Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-10-16
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a purification device for calcium chloride production, which comprises a casing, a honeycomb filler, a spiral air pipe and a high-speed centrifugal sprayer, wherein the center of the outer wall of the top of the casing is fixedly connected with the high-speed centrifugal sprayer through a screw, the lower part of the nozzle of the high-speed centrifugal sprayer on the inner wall of the middle part of the casing is fixedly connected with the honeycomb filler through a bracket, the utility model sprays liquid calcium chloride on the surface of the honeycomb filler through the high-speed centrifugal sprayer, greatly increases the specific surface area of the liquid calcium chloride and hot air, improves the drying and purifying efficiency and speed of the calcium chloride, and simultaneously, the hot air in a high-temperature air pipe is uniformly diffused inside the casing through the spiral air pipe and an air nozzle at the bottom of the spiral air pipe, thereby preventing the uneven contact between the high-temperature air and the spraying, causing problems of particle ceiling and wall sticking.

Description

Purification device is used in calcium chloride production

Technical Field

The utility model relates to a chemical industry purification device technical field specifically is a purification device is used in calcium chloride production.

Background

Calcium chloride, a chemical substance consisting of elemental chlorine and elemental calcium, has the chemical formula CaCl 2. It is slightly bitter. It is typically an ionic halide that is white, hard, in small pieces or particles at room temperature. Common applications include brines used in refrigeration equipment, road ice melting agents, and desiccants. Since it is easily deliquesced by moisture absorbed in the air, anhydrous calcium chloride must be hermetically stored in a container. Calcium chloride and its hydrate and solution have important application value in food manufacturing, building materials, medicine and biology, etc., and the preparation of calcium chloride generally comprises a calcium chloride dihydrate (dehydration method), a spray drying dehydration method, a mother liquor method, a double decomposition method and a refining method.

However, the conventional purification device for calcium chloride production has some disadvantages in the using process, such as:

1. when the liquid calcium chloride is used as a raw material for purifying the calcium chloride, liquid drops sprayed out of a spray dryer are generally adopted to be rapidly contacted with boiling high-temperature air to generate strong heat exchange, the liquid drops are rapidly dehydrated and dried to form granular calcium chloride, the dispersion degree of a calcium chloride mother solution sprayed out of a spray head in a boiling drying granule tower is closely related to the spray head, the spraying effect of the spray head is deteriorated after the spray head is used for a period of time, so that the contact specific surface area of the liquid calcium chloride and the high-temperature air is reduced, and the drying rate and the drying effect are reduced.

2. The high-temperature air of the existing spray dryer is dispersed in the dryer, so that the high-temperature air is not uniformly contacted with spray, and the phenomena of particle top suction and wall sticking are easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a purification device is used in calcium chloride production 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 purification device for calcium chloride production comprises a shell, honeycomb fillers, spiral air pipes and a high-speed centrifugal sprayer, wherein the center of the outer wall of the top of the shell is fixedly connected with the high-speed centrifugal sprayer through screws, one side of the top of the high-speed centrifugal sprayer is fixedly connected with an inlet pipe through a pipe joint, the bottom of the shell is fixedly connected with a discharge port through bolts, the honeycomb fillers are fixedly connected below a nozzle of the high-speed centrifugal sprayer on the inner wall of the middle part of the shell through a support, the outer side of the high-speed centrifugal sprayer on the inner wall of the top of the shell is fixedly connected with the spiral air pipes through clamping joints, one side of the spiral air pipes is fixedly connected with high-temperature air pipes through pipe joints, the high-temperature air pipes extend into the head of one end of the shell and are fixedly, one end, far away from the heater, of the air blower is fixedly connected with an air filter through an air pipe, and one side of the bottom of the machine shell is fixedly connected with an induced air pipe through a pipe joint.

Furthermore, the joint of the sealing cover and the high-temperature air pipe is fixedly connected with a high-temperature-resistant sealing gasket through a clamping joint for preventing the end part of the high-temperature air pipe from leaking air.

Further, the inlet pipe is kept away from high-speed centrifugal sprayer one end and is passed through coupling fixedly connected with calcium chloride mother liquor agitator tank for provide calcium chloride liquid.

Further, the spiral air pipe is kept away from high temperature air pipe one end and is passed through joint fixedly connected with sealed lid, the tuyere of having arranged through the coupling array in spiral air pipe bottom for evenly spray high temperature air.

Furthermore, the outer surface of the support frame at the bottom of the honeycomb filler is sprayed with an anti-corrosion paint for protecting the support frame.

Furthermore, the honeycomb filler is made of PVC (polyvinyl chloride), and the PVC is extremely strong in acid and alkali resistance, high-temperature resistance and good in chemical stability.

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

1. the utility model discloses a spiral duct, high-speed centrifugal sprayer and the honeycomb that set up are packed, have realized at the in-process of the dry purification of calcium chloride, spray liquid calcium chloride on the honeycomb packing surface through high-speed centrifugal sprayer, and the hot-air that blows off through spiral duct carries out quick heat exchange with liquid calcium chloride, greatly increased the specific surface area of liquid calcium chloride with the hot-air, improved the dry purification efficiency and the speed of calcium chloride.

2. The utility model discloses a screwed pipe, high temperature air pipe and the air-blower that set up have realized evenly distributing inside the casing through the tuyere of screwed pipe in with the hot-air in the high temperature air pipe through the screwed pipe in the dry purification process of liquid calcium chloride, prevent that the contact of high temperature air and spraying is inhomogeneous, produce the problem that the top was inhaled and the wall is glued to the granule.

Drawings

FIG. 1 is a schematic sectional view of the overall front view structure of the present invention;

FIG. 2 is a schematic sectional view of the overall left-side view structure of the present invention;

FIG. 3 is a schematic sectional view of the overall bottom view structure of the present invention;

fig. 4 is a schematic view of the structure of the honeycomb packing of the present invention.

In FIGS. 1-4: 1-a machine shell; 2-honeycomb filler; 3-a spiral air duct; 4-a feed pipe; 5-high speed centrifugal sprayer; 6-sealing the cover; 7-high temperature air pipe; 8-a heater; 9-a blower; 10-an air filter; 11-a discharge hole; 12-induced draft tube.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a purification device for calcium chloride production comprises a machine shell 1, honeycomb fillers 2, a spiral air pipe 3 and a high-speed centrifugal sprayer 5, wherein the center of the outer wall of the top of the machine shell 1 is fixedly connected with the high-speed centrifugal sprayer 5 through a screw for spraying liquid calcium chloride, one side of the top of the high-speed centrifugal sprayer 5 is fixedly connected with an inlet pipe 4 through a pipe joint for conveying the liquid calcium chloride in a calcium chloride mother liquor stirring tank into the high-speed centrifugal sprayer 5, the bottom of the machine shell 1 is fixedly connected with a discharge port 11 through a bolt for discharging, the honeycomb fillers 2 are fixedly connected below a spray head of the high-speed centrifugal sprayer 5 on the inner wall of the middle part of the machine shell 1 through a support for increasing the specific surface area of the liquid calcium chloride and high-temperature air, the outer side of the high-speed centrifugal sprayer 5 on the inner wall of the top of the machine shell 1, high temperature air pipe 7 stretches into 1 tip of casing through bolt fixedly connected with closing cap 6, high temperature air pipe 7 stretches out 1 outside one end of casing and passes through coupling fixedly connected with heater 8, be used for the heated air, 7 one end of high temperature air pipe is kept away from to heater 8 and passes through tuber pipe fixedly connected with air-blower 9, be used for blowing in the air to casing 1, 8 one end of heater is kept away from to air-blower 9 and passes through tuber pipe fixedly connected with air cleaner 10, be arranged in the impurity of filtered air, 1 bottom one side of casing is through coupling fixedly connected with induced duct 12, be used for inside airing exhaust of casing 1.

The joint of closing cap 6 and high temperature air pipe 7 is through joint fixedly connected with high temperature resistant sealing pad, be used for preventing 7 tip gas leakage of high temperature air pipe, 5 one ends of high-speed centrifugal sprayer are kept away from to inlet pipe 4 is through coupling fixedly connected with calcium chloride mother liquor agitator tank, be used for providing the calcium chloride liquid, spiral duct 3 keeps away from 7 one ends of high temperature air pipe and is passed through joint fixedly connected with sealed lid, the tuyere of having arranged through the coupling array in 3 bottoms of spiral duct, be used for evenly spraying high temperature air, 2 bottom sprag of honeycomb filler surface spraying have anticorrosive paint, be used for protecting the support frame, honeycomb filler 2 is the PVC material, PVC material acid and alkali resistance is extremely strong, high temperature resistant.

The working principle is as follows: during the use, spray inlet pipe 4 from the liquid calcium chloride in the calcium chloride mother liquor agitator on 2 surfaces are packed to the honeycomb through high-speed centrifugal nebulizer 5, the hot-air that blows out through spiral duct 3 carries out quick heat exchange with liquid calcium chloride, greatly increased the specific surface area of liquid calcium chloride and hot-air, the dry purification efficiency and the speed of calcium chloride have been improved, through spiral duct 3 with the hot-air in the high temperature air pipe 7 evenly distribute inside casing 1 through the tuyere of spiral duct 3 and spiral duct 3 bottom in the dry purification process of liquid calcium chloride, prevent that the contact of high temperature air and spraying is inhomogeneous, produce the granule and inhale the top and glue the problem of wall.

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 purification device is used in calcium chloride production, includes casing (1), honeycomb filler (2), spiral duct (3) and high-speed centrifugal nebulizer (5), its characterized in that: the high-speed centrifugal sprayer is characterized in that the center of the outer wall of the top of the casing (1) is fixedly connected with a high-speed centrifugal sprayer (5) through a screw, one side of the top of the high-speed centrifugal sprayer (5) is fixedly connected with an inlet pipe (4) through a pipe joint, the bottom of the casing (1) is fixedly connected with a discharge hole (11) through a bolt, the lower part of a nozzle of the high-speed centrifugal sprayer (5) on the inner wall of the middle part of the casing (1) is fixedly connected with a honeycomb filler (2) through a support, the outer side of the high-speed centrifugal sprayer (5) on the inner wall of the top of the casing (1) is fixedly connected with a spiral air pipe (3) through a clamping joint, one side of the spiral air pipe (3) is fixedly connected with a high-temperature air pipe (7) through a pipe joint, one, high temperature air pipe (7) one end is kept away from in heater (8) through tuber pipe fixedly connected with air-blower (9), heater (8) one end is kept away from in air-blower (9) through tuber pipe fixedly connected with air cleaner (10), casing (1) bottom one side is through coupling fixedly connected with induced duct (12).

2. The purification device for calcium chloride production according to claim 1, wherein: the joint of the sealing cover (6) and the high-temperature air pipe (7) is fixedly connected with a high-temperature-resistant sealing gasket through a clamping joint.

3. The purification device for calcium chloride production according to claim 1, wherein: the feed pipe (4) is kept away from one end of the high-speed centrifugal sprayer (5) and is fixedly connected with a calcium chloride mother liquor stirring tank through a pipe joint.

4. The purification device for calcium chloride production according to claim 1, wherein: high temperature air pipe (7) one end is kept away from in spiral duct (3) and sealed lid through joint fixedly connected with, the tuyere of having arranged through the coupling array is passed through to spiral duct (3) bottom.

5. The purification device for calcium chloride production according to claim 1, wherein: and the outer surface of the support frame at the bottom of the honeycomb filler (2) is sprayed with anti-corrosion paint.

6. The purification device for calcium chloride production according to claim 1, wherein: the honeycomb filler (2) is made of PVC.