CN205495252U - Phosphate evaporation tail gas fan cooler - Google Patents

Abstract

The utility model discloses a phosphate evaporation tail gas fan cooler, it includes the frame, is equipped with draught fan, air cleaner and controlling means in the frame, the draught fan includes fan blade, spiral case, air intake, air outlet, pipe -line system and control button, and pipe -line system's both ends are located respectively to air intake, air outlet, and the fan blade is installed in the spiral case, and the control button electricity is connected to controlling means, air cleaner is connected to the air outlet, and the air cleaner electricity is connected to controlling means, air cleaner includes casing, filter core and switch, and the filter core is installed in the casing, and the switch mounting is in the casing outside, controlling means includes control circuit, and control circuit includes speed governing circuit, timing circuit and power supply circuit. Its simple structure has the advantage that the cooling is fast, efficient, product quality is good, the qualification rate is high, and accord with the environmental requirement after phosphate evaporation tail gas is discharged, can avoid other chemical reaction's emergence.

Description

A kind of phosphate evaporation tail gas air cooling equipment

Technical field

This utility model relates to a kind of air cooling equipment, particularly relates to a kind of phosphate evaporation tail gas air cooling equipment.

Background technology

The great majority that produce of phosphoric acid by wet process use the phosphorus ore through enrichment to make raw material, and the phosphorus ore of this enrichment is usual Fluorine containing 3%-4%.Phosphorus ore is after sulfuric acid decomposition, and fluorine is deposited with Fluohydric acid. and Silicon fluoride. form in steam , exist with hexafluosilicic acid and fluosilicate form in phosphoric acid liquid phase；When the silicon dioxide mixed in phosphorus ore not During foot, phosphoric acid is also possible to containing fluohydric acid gas.Fluoro-gas is whether in gas form or liquid form is equal There is strong corrosivity.Human body respiration fluoro-gas, slight person is uncomfortable, then feel vexed when suction volume is many Strongly fragrant myasthenia of limbs, severe patient is poisoned to death, therefore, in today that environmental requirement is the strictest, phosphoric acid plant The process of fluorinated tail gas is particularly important.

The spill-out of reaction end gas and reaction heat to remove mode relevant；The mode that removes of reaction heat typically uses Air blast cooling and flash vacuum cool down, when using air blast cooling, and fluoro-containing concentration in decomposer waste gas The air that will be cooled in a large number is diluted, and the capacity of unit interval is big, and aerofluxus when using flash vacuum to cool down Amount then greatly reduces.

Air-cooled is the one of the type of cooling, i.e. needs the object of cooling as medium cooling with air.It is typically Strengthen the surface area of the object of needs cooling, or in the quickening unit interval, air flow through the speed of object, Also or two kinds of methods share.But, there is cooling defect slow, inefficient in existing air cooling equipment, and There is also the defect that air-cooled qualification rate is low.

Utility model content

For solving drawbacks described above, the utility model proposes a kind of phosphate evaporation tail gas air cooling equipment, its structure Simply, have that cooling is fast, efficiency height, good product quality, advantage that qualification rate is high.

The technical solution of the utility model is achieved in that

A kind of phosphate evaporation tail gas air cooling equipment, it includes that frame, frame are provided with air-introduced machine, air mistake Filter and control device；Air-introduced machine includes fan blade, spiral case, air inlet, air outlet, tubing and control Button, air inlet, air outlet be respectively arranged on the two ends of tubing, and fan blade is arranged in spiral case, controls to press Button is electrically connected to control device；Air filter is connected to air outlet, and air filter is electrically connected to control Device；Air filter includes housing, filter element and switch, and filter element is arranged in housing, and switch is arranged on shell External side；Control device and include that control circuit, control circuit include alignment circuit, timing circuit and power supply electricity Road.

Wherein, frame is provided with cyclone separator, and cyclone separator electrically connects with controlling device, and whirlwind divides Ash bucket, vortex cover, cone, helical form inlet tube and helical form outlet is included from device；Spiral covers at cone The lower section of body, ash bucket is located at below spiral cover, and helical form inlet tube, helical form outlet are respectively arranged on cone Top, and helical form outlet is connected to air-introduced machine.

Wherein, control knob includes that speed governing button and timing button, speed governing button electrically connect with alignment circuit, Timing button electrically connects with timing circuit.

Wherein, control knob, switch all electrically connect with power circuit.

Compared with prior art, this utility model has the advantage that

1, this utility model controls the wind speed of air-introduced machine by controlling device, and also can enter the work of air-introduced machine Row timing, therefore cool time is controlled and cooling effectiveness is high.

2, this utility model is by arranging cyclone separator, and phosphate can evaporate the large granular impurity in tail gas Filter out, it is ensured that the tail gas emitted does not pollutes the environment；It addition, this utility model is also by setting Air filter, evaporates tail gas by phosphate and processes so that it is meet discharge standard, it is to avoid other chemistry The generation of reaction；It addition, phosphate evaporation tail gas also can reach the effect of cooling in cyclone separator.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below by right In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that below, Accompanying drawing in description is only embodiments more of the present utility model, for those of ordinary skill in the art, On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the structure diagram of this utility model phosphate evaporation tail gas air cooling equipment；

Fig. 2 is the schematic diagram of this utility model control circuit；

Fig. 3 is the schematic diagram of this utility model air-introduced machine；

Fig. 4 is the schematic diagram of this utility model cyclone separator.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical side in this utility model embodiment Case is clearly and completely described, it is clear that described embodiment is only that this utility model part is real Execute example rather than whole embodiments.Based on the embodiment in this utility model, ordinary skill people The every other embodiment that member is obtained under not making creative work premise, broadly falls into this utility model The scope of protection.

Referring to figs. 1 through Fig. 4, a kind of phosphate evaporates tail gas air cooling equipment, and it includes frame (not shown), Frame is provided with air-introduced machine 1, air filter (not shown) and controls device 2；Air-introduced machine 1 includes fan blade 11, spiral case 12, air inlet 13, air outlet 14, tubing (not shown) and control knob (not shown), Air inlet, air outlet are respectively arranged on the two ends of tubing, and fan blade is arranged in spiral case, and control knob is electrically connected It is connected to control device；Air filter is connected to air outlet, and air filter is electrically connected to control device； Air filter includes housing, filter element and switch, and filter element is arranged in housing, and switch is arranged on hull outside； Control device and include that control circuit, control circuit include alignment circuit, timing circuit and power circuit.

Wherein, frame is provided with cyclone separator 3, and cyclone separator 3 electrically connects with controlling device, and whirlwind Separator 3 includes ash bucket 31, vortex cover 32, cone 33, helical form inlet tube 34 and helical form outlet 35；Spiral covers at the lower section of cone, and ash bucket is located at below spiral cover, and helical form inlet tube, helical form go out Mouth pipe is respectively arranged on the top of cone, and helical form outlet is connected to air-introduced machine.This utility model helical form Inlet tube one end is provided with dust laden air import, and helical form outlet one end is provided with clean air outlet, phosphate Evaporation tail gas enters in cyclone separator by dust laden air import, after having been processed by cyclone separator, Given off by clean air outlet, and enter in air inlet fan.

Wherein, control knob includes that speed governing button and timing button, speed governing button electrically connect with alignment circuit, Timing button electrically connects with timing circuit.This utility model alignment circuit and timing circuit can be existing circuit, It can be selected according to the actual requirements by those skilled in the art.

Wherein, control knob, switch all electrically connect with power circuit.This utility model is given by power circuit Cyclone separator, blower fan provide working power so that it is normally work.

The workflow of this utility model phosphate evaporation tail gas air cooling equipment is: those skilled in the art are first Check air-introduced machine and cyclone separator, then pressing control knob and switch, start air-introduced machine and cyclonic separation Device works, and phosphate evaporation tail gas enters to, in cyclone separator, be divided by whirlwind by dust laden air import After device has processed, given off by clean air outlet, enter into air-introduced machine by air inlet, because of fan blade Rotate produce wind-force, to phosphate evaporation tail gas carry out cooling down, air-introduced machine in the course of the work, this Its wind speed and working time can be adjusted according to practical situation and limit by skilled person, therefore cooling height Effect so that phosphate evaporation tail gas meets environmental requirement after discharging, and can avoid the generation of other chemical reaction.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all Within protection domain of the present utility model should be included in.

Claims (4)

1. a phosphate evaporation tail gas air cooling equipment, it is characterised in that it includes that frame, frame are provided with Air-introduced machine, air filter and control device；

Air-introduced machine includes fan blade, spiral case, air inlet, air outlet, tubing and control knob, air inlet, Air outlet is respectively arranged on the two ends of tubing, and fan blade is arranged in spiral case, and control knob is electrically connected to control Device；

Air filter is connected to air outlet, and air filter is electrically connected to control device；Air filter Including housing, filter element and switch, filter element is arranged in housing, and switch is arranged on hull outside；

Control device and include that control circuit, control circuit include alignment circuit, timing circuit and power circuit.

2. phosphate evaporation tail gas air cooling equipment as claimed in claim 1, it is characterised in that set in frame Having cyclone separator, cyclone separator electrically connects with controlling device, and cyclone separator includes ash bucket, whirlpool Cover, cone, helical form inlet tube and helical form outlet；Spiral covers at the lower section of cone, and ash bucket is located at Below spiral cover, helical form inlet tube, helical form outlet are respectively arranged on the top of cone, and helical form goes out Mouth pipe is connected to air-introduced machine.

3. phosphate evaporation tail gas air cooling equipment as claimed in claim 2, it is characterised in that control knob Including speed governing button and timing button, speed governing button electrically connects with alignment circuit, timing button and timing circuit Electrical connection.

4. phosphate evaporation tail gas air cooling equipment as claimed in claim 3, it is characterised in that control to press Button, switch all electrically connect with power circuit.