CN219194749U

CN219194749U - Cooling water descaling device

Info

Publication number: CN219194749U
Application number: CN202320165602.7U
Authority: CN
Inventors: 郭仁乐
Original assignee: Zhangjiakou Haoyu Environmental Protection Technology Co ltd
Current assignee: Zhangjiakou Haoyu Environmental Protection Technology Co ltd
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-06-16
Anticipated expiration: 2033-02-09

Abstract

A cooling water descaling device comprises a mixing tank; a water inlet is arranged at one side of the upper end of the mixing tank; a stirring paddle is arranged in the mixing tank; a motor is arranged at the top of the mixing tank, wherein the stirring paddle extends upwards to the top of the mixing tank; a spraying device is arranged on the upper side of the stirring paddle; the spraying device extends upwards to the outside of the stirring tank and is provided with a liquid supply device; the lower end of the stirring tank is provided with a first water outlet; the first water outlet is provided with a transfusion pipeline which is communicated with the sedimentation tank; an electromagnetic valve is arranged outside the first water outlet. According to the utility model, cooling water is introduced into the mixing tank through the water inlet, the liquid supply device supplies the liquid detergent to the spraying device, the detergent is uniformly sprayed into the cooling water in the stirring tank through the spraying device, the cooling water is stirred through the motor-driven stirring paddle, and the dissolution and the reaction of the cold detergent and the cooling water are increased; the mixed cooling water filters impurities through a filter screen of the sedimentation tank, flows out through a second water outlet after passing through a slow flow plate in the sedimentation tank, and has a good sedimentation and filtration effect.

Description

Cooling water descaling device

Technical Field

The utility model belongs to the field of industrial cooling equipment, and particularly relates to a cooling water descaling device.

Background

A large amount of waste heat is often generated in industrial production, water is often used as a heat conducting medium, the waste heat is conducted to the outside, the water has excellent heat transfer performance and low price, is called cooling water in industrial production, the cooling water is used as a cooling measure and is recycled, so that the industrial water can be effectively saved, but in the heat dissipation process of the cooling water, the concentration of salt ions such as calcium bicarbonate and other dissolved matters in the cooling water is continuously increased due to heat evaporation, scale is easily formed in heat dissipation equipment, and the heat transfer efficiency and the safety performance of the heat dissipation equipment are reduced.

The addition of the descaling agent in the recycled cooling water can effectively separate out salt ions and other dissolved matters dissolved in the cooling water, the dissolution efficiency is lower after the descaling agent is added in the cooling water used at present, the reaction time is longer, the filtering and precipitating time for the cooling water precipitate is too long, and the production and manufacturing progress is delayed.

Disclosure of Invention

The utility model aims to provide a cooling water descaling device, which adopts the cooperation of a mixing tank, a stirring paddle, a spraying device, a liquid supply device and a sedimentation tank, realizes the purposes of conveying a descaling agent for the spraying device through the liquid supply device, spraying cooling water in the mixing tank by the spraying device, completing the dissolution reaction of the descaling agent by the stirring of the stirring paddle, and then settling the cooling water through the sedimentation tank, so as to solve the technical problems that the dissolution efficiency is lower after the descaling agent is added into the cooling water used at present, the reaction time is longer, the filtering and sedimentation time for cooling water precipitates is too long, and the production and manufacturing progress is delayed.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows:

a cooling water descaling device comprises a mixing tank; a water inlet is arranged at one side of the upper end of the mixing tank; a stirring paddle is arranged in the mixing tank; a motor is arranged at the top of the mixing tank, wherein the stirring paddle extends upwards to the top of the mixing tank; a spraying device is arranged on the upper side of the stirring paddle; the spraying device extends upwards to the outside of the stirring tank and is provided with a liquid supply device; the lower end of the stirring tank is provided with a first water outlet; the first water outlet is provided with a transfusion pipeline which is communicated with the sedimentation tank; an electromagnetic valve is arranged outside the first water outlet.

Further, spiral stirring blades with opposite directions are arranged at the outer side and the middle part of the stirring paddle.

Further, the spraying device comprises a spraying frame; a plurality of spray heads are arranged on the lower side of the spray frame; the spraying frame is provided with a connecting rod which is connected with the inner top of the mixing tank.

Further, the spraying frame is of an annular structure with inner layers and outer layers.

Further, the liquid supply device comprises a hydraulic pump; the output port of the hydraulic pump is communicated with the spraying device; one side of the mixing tank is provided with a liquid supply tank; the liquid supply box is communicated with the input port of the hydraulic pump.

Further, a plurality of filter screens are arranged at the connection position of the sediment Chi Naxiang to the infusion pipeline; slow flow plates are alternately arranged on two sides of the sedimentation tank; one end of the sedimentation tank, which is far away from the infusion pipeline, is provided with a second water outlet.

The utility model has the following advantages: cooling water is introduced into the mixing tank through the water inlet, the liquid supply device supplies liquid detergent to the spraying device, the detergent is uniformly sprayed into the cooling water in the stirring tank through the spraying device, the spraying area is large, and the detergent is more beneficial to dissolution in the cooling water; the cooling water is stirred by the motor driving stirring paddle, so that the cooling water in the mixing tank forms convection inside and outside to flow continuously, the contact between the cooling water and the descaling agent sprayed by the spraying frame is increased, the dissolution and reaction of the descaling agent and the cooling water are accelerated, and the precipitation of salt ions and dissolved matters is accelerated; the mixed cooling water filters impurities through a filter screen of the sedimentation tank, flows out through a second water outlet after passing through a slow flow plate in the sedimentation tank, and has a good sedimentation and filtration effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a sedimentation tank according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the internal structure of the mixing tank of the present utility model;

FIG. 4 is a schematic view of the structure of the area A in FIG. 3 according to the present utility model;

FIG. 5 is a schematic view of the spray rack of the present utility model;

the figure indicates: 1. a mixing tank; 101. a water inlet; 102. a first water outlet; 2. stirring paddles; 201. stirring blades; 3. a motor; 4. a spraying device; 5. a liquid supply device; 6. a sedimentation tank; 601. a second water outlet; 7. an electromagnetic valve; 8. a spray rack; 9. a spray head; 10. a connecting rod; 11. a hydraulic pump; 12. a liquid supply tank; 13. a filter screen; 14. a slow flow plate; 15. an infusion pipeline.

Detailed Description

For a better understanding of the objects, structures and functions of the present utility model, a cooling water descaling device according to the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, a cooling water descaling device of the present utility model comprises a mixing tank 1; a water inlet 101 is formed in one side of the upper end of the mixing tank 1; a stirring paddle 2 is arranged in the mixing tank 1; the stirring paddle 2 extends upwards to the top of the outer side of the mixing tank 1, and is provided with a motor 3, and is driven by the motor; a spraying device 4 is arranged on the upper side of the stirring paddle 2; the spraying device 4 extends upwards to the outside of the stirring tank and is provided with a liquid supply device 5; the lower end of the stirring tank is provided with a first water outlet 102; the first water outlet 102 is provided with a transfusion pipeline communicated with the sedimentation tank 6; the electromagnetic valve 7 is arranged outside the first water outlet 102.

As shown in fig. 1 to 5, cooling water is introduced into the mixing tank 1 through the water inlet 101, the liquid supply device 5 comprises a hydraulic pump 11 and a liquid supply tank 12, an input port of the hydraulic pump 11 is communicated with the liquid supply tank 12, an output port of the hydraulic pump 11 is communicated with the spraying device 4, and a detergent contained in the liquid supply tank 12 is conveyed to the spraying device 4 through the hydraulic pump 11.

The spraying device 4 comprises a spraying frame 8, spray heads 9 and connecting rods 10, wherein a plurality of spray heads 9 are arranged on the lower side of the spraying frame 8, a plurality of connecting rods 10 are arranged on the spraying frame 8 and connected with the inner top of the mixing tank 1, support is formed on the spraying frame 8, and the descaling agent conveyed by the liquid supply device 5 is conveyed to the spraying frame 8 and then uniformly sprayed downwards to the liquid level of cooling water through the spray heads 9; the spraying frame 8 is of an inner-outer multi-layer annular structure, the number of spraying heads 9 which are arranged in an inner-outer multi-layer annular mode can be increased, the spraying heads are uniformly distributed, and the range of the spraying scale remover is large and uniform.

The motor 3 drives the stirring paddle 2 to rotate, the spiral stirring blades 201 with opposite directions are arranged at the outer side and the middle part of the stirring paddle 2, and the spiral stirring blades 201 with opposite directions inside and outside push cooling water to form cooling water circulation with opposite directions inside and outside along with the rotation of the stirring paddle 2, so that the cooling water circulation contacts, dissolves and reacts with the descaling agent sprayed by the spraying device 4 on the liquid surface, and the dissolution reaction time of the whole descaling agent is shortened.

After the cooling water fully dissolves the scale remover, the electromagnetic valve 7 is opened, the cooling water reaches the sedimentation tank 6 through the first water outlet 102 and the infusion pipeline 15, a plurality of filter screens 13 are arranged at the connecting position of the sedimentation tank 6 relative to the infusion pipeline 15, the positions of the filter screens 13 are opposite to the positions of the infusion pipeline 15, larger precipitated calcium carbonate and sundries in the cooling water are filtered, meanwhile, the cooling water conveyed by the infusion pipeline 15 is blocked to slow down the flow rate, slow flow plates 14 are alternately arranged at two sides of the sedimentation tank 6, the cooling water enters the positions of the slow flow plates 14 after passing through the filter screens 13, the slow flow plates 14 enable the sedimentation tank 6 to form a segmentation effect, the convection of the cooling water in the sedimentation tank 6 is reduced, the stabilizing effect of the cooling water is enhanced, meanwhile, the slow flow plates 14 alternately arranged at two sides can increase the distance of the cooling water through the sedimentation tank 6, the sedimentation time is prolonged, the sedimentation tank 6 is fully provided with a second water outlet 601 far away from one end of the infusion pipeline 15, the cooling water after sedimentation is completed is discharged out of the sedimentation tank 6 through the second water outlet 601, and the descaling of the cooling water is completed.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A cooling water descaling device, which is characterized by comprising a mixing tank (1); a water inlet (101) is arranged at one side of the upper end of the mixing tank (1); a stirring paddle (2) is arranged in the mixing tank (1); the stirring paddle (2) extends upwards to the top of the mixing tank (1) and is provided with a motor (3); a spraying device (4) is arranged on the upper side of the stirring paddle (2); the spraying device (4) extends upwards to the outside of the stirring tank and is provided with a liquid supply device (5); the lower end of the stirring tank is provided with a first water outlet (102); the first water outlet (102) is provided with a transfusion pipeline (15) which is communicated with the sedimentation tank (6); an electromagnetic valve (7) is arranged outside the first water outlet (102).

2. A cooling water descaling device according to claim 1, characterized in that the outside of the stirring paddle (2) is provided with a spiral stirring blade (201) opposite in direction to the middle.

3. A cooling water descaling device according to claim 1, characterized in that the spraying device (4) comprises a spraying rack (8); a plurality of spray heads (9) are arranged at the lower side of the spray frame (8); the spraying frame (8) is provided with a connecting rod (10) which is connected with the inner top of the mixing tank (1).

4. A cooling water descaling device according to claim 3, characterized in that the spray rack (8) is of an inner and outer multi-layered annular structure.

5. A cooling water descaling device according to claim 1, characterized in that the liquid supply device (5) comprises a hydraulic pump (11); the output port of the hydraulic pump (11) is communicated with the spraying device (4); a liquid supply tank (12) is arranged at one side of the mixing tank (1); the liquid supply tank (12) is communicated with an input port of the hydraulic pump (11).

6. A cooling water descaling device according to claim 1, wherein a plurality of filter screens (13) are arranged at the connecting position of the sedimentation tank (6) relative to the infusion pipeline (15); slow flow plates (14) are alternately arranged on two sides of the sedimentation tank (6); one end of the sedimentation tank (6) far away from the infusion pipeline is provided with a second water outlet (601).