CN210419323U

CN210419323U - High salt industrial waste water desalination is with evaporation crystallization device that contains

Info

Publication number: CN210419323U
Application number: CN201920823861.8U
Authority: CN
Inventors: 洪彬
Original assignee: Suzhou Jiudong Electronic Materials Co Ltd
Current assignee: Suzhou Jiudong Electronic Materials Co Ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-04-28
Anticipated expiration: 2029-06-03

Abstract

The utility model discloses a high salt industrial waste water desalination is with evaporation crystallization device, which comprises a housin, the inside bottom welding of casing has the backup pad that the level set up, the inner tube of cuboid structure has been welded to the top outer wall one side of backup pad, evenly distributed's gas pocket is seted up to the top outer wall of backup pad, and leaves the clearance between gas pocket and the inner tube, four side inner walls of inner tube and bottom inner wall joint respectively have the heating piece, the top inner wall of inner tube has the evaporation case through the bolt fastening, the top welding of evaporation case has the feed liquor pipe of vertical setting. The utility model discloses go into the inside of evaporating chamber with waste water through the feed liquor pipe pump, heat through the heating piece for the inside all-round heating all around of evaporating chamber can improve the inside temperature of evaporating chamber fast, makes waste water evaporation desalination form the crystal, outwards discharges from the calandria again, and the speed of evaporation crystallization can be accelerated in whole design, improves the speed of desalination.

Description

High salt industrial waste water desalination is with evaporation crystallization device that contains

Technical Field

The utility model relates to a waste water treatment technical field especially relates to a high salt industrial waste water desalination is with evaporation crystallization device.

Background

The industrial wastewater comprises production wastewater, production sewage and cooling water, and refers to wastewater and waste liquid generated in the industrial production process, wherein the wastewater and the waste liquid contain industrial production materials, intermediate products, byproducts and pollutants generated in the production process, which are lost along with water. The industrial wastewater has various types and complex components. For example, the waste water from electrolytic salt industry contains mercury, the waste water from heavy metal smelting industry contains various metals such as lead and cadmium, the waste water from electroplating industry contains various heavy metals such as cyanide and chromium, the waste water from petroleum refining industry contains phenol, and the waste water from pesticide manufacturing industry contains various pesticides. Because industrial wastewater contains various toxic substances and pollutes the environment, the environment is harmful to human health, comprehensive utilization and harm turning are developed, the wastewater can be discharged after being treated by adopting corresponding purification measures according to pollutant components and concentrations in the wastewater, and the wastewater is desalted by using an evaporative crystallization method.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an evaporative crystallization device for desalting industrial wastewater with high salt content.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an evaporative crystallization device for desalting high-salt-content industrial wastewater comprises a shell, wherein a horizontally arranged supporting plate is welded at the bottom end inside the shell, an inner barrel of a cuboid structure is welded on one side of the outer wall at the top end of the supporting plate, uniformly distributed air holes are formed in the outer wall at the top end of the supporting plate, a gap is reserved between each air hole and the inner barrel, heating blocks are respectively clamped on the inner walls at the four sides and the inner wall at the bottom of the inner barrel, an evaporation box is fixed on the inner wall at the top of the inner barrel through bolts, a vertically arranged liquid inlet pipe is welded at the top end of the evaporation box, the top end of the liquid inlet pipe extends to the outer side of the top of the shell, a crystal discharge pipe which is obliquely arranged is welded at the bottom end of the outer wall at one side of the evaporation box, one end, away from the evaporation box, of the crystal discharge pipe, the outside of fan is provided with the heat insulating box, the air intake joint of fan has the connecting pipe, and the one end that the fan was kept away from to the connecting pipe passes the internal connection of heat insulating box and evaporation tank, the air outlet joint of fan has the blast pipe, the inside of blast pipe is provided with the check valve, and the interior gas flow direction of the flow direction of check valve and blast pipe is the same, the inside that the casing was passed to the one end that the fan was kept away from to the blast pipe.

Preferably, an electric ball valve is arranged at the joint of the liquid inlet pipe and the evaporation box.

Preferably, an electric valve is arranged inside the crystal tube, the electric valve, the fan and the electric ball valve are all connected with a switch through leads, the switch is connected with a controller through leads, and the controller is DATA-7311 in model.

Preferably, the joint between one end of the exhaust pipe far away from the fan and the shell is positioned below the supporting plate.

Preferably, the joints of the liquid inlet pipe, the shell and the inner cylinder are provided with sealing rings.

Preferably, the bottom of the evaporation box is inclined, and the inclined angle is thirty to fifty degrees.

The utility model has the advantages that:

1. go into the inside of evaporating case with waste water through the feed liquor pipe pump, heat through the heating piece for the inside temperature of evaporating case can be improved fast to the all-round heating all around of evaporating case, makes waste water evaporation desalination form the crystal, outwards discharges from the crystal tube of arranging again, and the speed of evaporation crystallization can be accelerated to whole design, improves the speed of desalination.

2. Through starting the fan, can pass through the inside hot steam of evaporating box and outside extraction of blast pipe for carminative speed, simultaneously, with the inside bottom injected water of casing, the blast pipe can carry out the heat exchange with water when the casing, thereby with the temperature transfer feedwater of hot steam, steam passes through the gas pocket and enters into the top of backup pad, can guarantee the inside of casing, forms waste heat utilization's effect, is favorable to the devitrification.

Drawings

FIG. 1 is a schematic structural diagram of an evaporative crystallization device for desalting industrial wastewater with high salt content, which is provided by the utility model;

FIG. 2 is a schematic diagram of the structure of the supporting plate and the air holes of the evaporative crystallization device for desalting industrial wastewater containing high salt according to the present invention.

In the figure: 1 exhaust pipe, 2 rows of crystal tubes, 3 electric valves, 4 shells, 5 evaporation boxes, 6 heating blocks, 7 inner cylinders, 8 liquid inlet pipes, 9 connecting pipes, 10 mounting bases, 11 fans, 12 one-way valves, 13 heat insulation boxes, 14 supporting plates and 15 air holes.

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.

Referring to fig. 1-2, an evaporative crystallization device for desalting industrial wastewater with high salt content comprises a shell 4, a horizontally arranged support plate 14 is welded at the bottom end inside the shell 4, an inner barrel 7 with a cuboid structure is welded at one side of the outer wall at the top end of the support plate 14, air holes 15 are uniformly distributed on the outer wall at the top end of the support plate 14, a gap is reserved between the air holes 15 and the inner barrel 7, heating blocks 6 are respectively clamped and connected on the inner walls at four sides and the inner wall at the bottom of the inner barrel 7, an evaporation box 5 is fixed on the inner wall at the top of the inner barrel 7 through bolts, a vertically arranged liquid inlet pipe 8 is welded at the top end of the evaporation box 5, the top end of the liquid inlet pipe 8 extends to the outer side of the top of the shell 4, an obliquely arranged crystal discharging pipe 2 is welded at the bottom end of the outer wall at one side of the evaporation box 5, and the bottom outer wall of installation base 10 is fixed with fan 11 through the screw, the outside of fan 11 is provided with heat-insulating box 13, the air intake joint of fan 11 has connecting pipe 9, and the one end that fan 11 was kept away from to connecting pipe 9 passes heat-insulating box 13 and the internal connection of evaporating chamber 5, the air outlet joint of fan 11 has blast pipe 1, the inside of blast pipe 1 is provided with check valve 12, and the flow direction of check valve 12 is the same with the interior gas flow direction of blast pipe 1, the inside of casing 4 is passed to the one end that blast pipe 1 kept away from fan 11.

The utility model discloses in, the junction of feed liquor pipe 8 and evaporation tank 5 is provided with electric ball valve, the inside of arranging brilliant pipe 2 is provided with electric valve 3, and electric valve 3, fan 11 and electric ball valve all are connected with the switch through the wire, the switch is connected with the controller through the wire, the model of controller is DATA-7311, the one end that fan 11 was kept away from to blast pipe 1 and the junction of casing 4 are located the below of backup pad 14, feed liquor pipe 8 and casing 4, the junction of inner tube 7 all are provided with the sealing washer, the bottom of evaporation tank 5 sets up for the slope, and the angle of slope is thirty to fifty degrees.

The working principle is as follows: go into the inside of evaporating box 5 with waste water through 8 pump of feed liquor pipe, heat through heating block 6, make all around heating of evaporating box 5, can improve the inside temperature of evaporating box 5 fast, make waste water evaporation desalination form the crystal, discharge from calandria 2 outwards again, through starting fan 11, can pass through connecting pipe 9 and the outside extraction of blast pipe 1 with the inside hot steam of evaporating box 5, accelerate carminative speed, and simultaneously, with the inside bottom injected water of casing 1, blast pipe 1 can carry out the heat exchange with water when passing through casing 1, thereby feed water with the temperature transfer of hot steam, hot gas passes through the top that gas pocket 15 got into backup pad 14, can guarantee the inside of casing 4, form waste heat utilization's effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The evaporative crystallization device for desalting the industrial wastewater with high salt content comprises a shell (4) and is characterized in that a horizontally arranged support plate (14) is welded at the bottom end inside the shell (4), an inner barrel (7) of a cuboid structure is welded on one side of the outer wall of the top end of the support plate (14), air holes (15) which are uniformly distributed are formed in the outer wall of the top end of the support plate (14), gaps are reserved between the air holes (15) and the inner barrel (7), heating blocks (6) are respectively clamped on the inner walls of the four sides and the inner wall of the bottom of the inner barrel (7), an evaporation box (5) is fixed on the inner wall of the top of the inner barrel (7) through bolts, a vertically arranged liquid inlet pipe (8) is welded at the top end of the evaporation box (5), the top end of the liquid inlet pipe (8) extends to the outer side of the top of the shell (4), and a crystal discharge pipe (2), one end of the crystal tube bank (2) far away from the evaporation box (5) extends to the outside of one side of the shell (4), the inner wall of the top of the shell (4) is welded with a mounting base (10), a fan (11) is fixed on the outer wall of the bottom end of the mounting base (10) through screws, a heat insulation box (13) is arranged on the outer side of the fan (11), a connecting pipe (9) is clamped at the air inlet of the fan (11), and one end of the connecting pipe (9) far away from the fan (11) passes through the heat insulation box (13) and is connected with the inside of the evaporation box (5), an air outlet of the fan (11) is clamped with an exhaust pipe (1), a one-way valve (12) is arranged inside the exhaust pipe (1), and the flow direction of the check valve (12) is the same as the flow direction of the internal gas of the exhaust pipe (1), one end of the exhaust pipe (1) far away from the fan (11) penetrates through the interior of the shell (4).

2. The evaporative crystallization device for desalting of industrial wastewater with high salt content according to claim 1, wherein the joint of the liquid inlet pipe (8) and the evaporation tank (5) is provided with an electric ball valve.

3. The evaporative crystallization device for desalting industrial wastewater with high salt content according to claim 1, wherein an electric valve (3) is arranged inside the crystal discharge pipe (2), the electric valve (3), the fan (11) and the electric ball valve are all connected with a switch through wires, the switch is connected with a controller through a wire, and the controller is of a type of DATA-7311.

4. The evaporative crystallization device for desalting high salinity industrial wastewater according to claim 1, characterized in that the joint of the end of the exhaust pipe (1) far away from the fan (11) and the housing (4) is located below the support plate (14).

5. The evaporative crystallization device for desalting of industrial wastewater with high salt content according to claim 1, wherein the joints of the liquid inlet pipe (8) and the shell (4) and the inner cylinder (7) are provided with sealing rings.

6. The evaporative crystallization device for desalination of industrial wastewater with high salt content according to claim 1, characterized in that the bottom of the evaporation tank (5) is inclined at an angle of thirty to fifty degrees.