Summary of the invention
In order to overcome the deficiencies in the prior art, the object of the present invention is to provide a kind of evaporimeter carrying cleaning device, the cleaning of larger intensity is carried out in the fouling on this evaporimeter energy opposite heat tube surface, can serve strengthening thermal cycle simultaneously, accelerate the effect of evaporation.
For solving the problem, the technical solution adopted in the present invention is as follows:
Carry an evaporimeter for cleaning device, comprise evaporation device and aerating system; This evaporation device comprises housing and is positioned at several heat exchanger tubes of housing, and this housing is provided with steam inlet away from one end of steam inlet, and the other end of this housing is provided with steam (vapor) outlet, and described steam inlet, heat exchanger tube and steam (vapor) outlet are formed for steam flow channel; The top of this housing is provided with exhaust outlet, and the bottom of this housing is provided with water inlet and delivery port;
Described being somebody's turn to do was connected with aerated conduit by breather line; Be provided with the some pores along the arrangement of aerated conduit length direction bottom described aerated conduit, be provided with the access port passed for breather line on the housing.
As preferably, described feeder is blower fan or compressor.
As preferably, described aerating system also comprises filter, and the air inlet of described compressor or blower fan is connected with this filter by admission line.
As preferably, between the air inlet of described compressor and the exhaust outlet of case top, be connected with appendix.
As preferably, described aerating system also comprises demister, and this demister is arranged on described appendix, at compressor, forms closed circuit between demister and housing three.
As preferably, between the air outlet of described compressor and steam inlet, be provided with steam by-pass.
As preferably, described air vent aperture is 1-2mm, and the pitch-row of pore is 50-100mm.
As preferably, described aerated conduit is positioned at the base portion parallel of housing in heat exchanger tube.
As preferably, described aerated conduit comprises the main pipeline parallel with heat exchanger tube direction and the bypass line be positioned on this main pipeline forms.
Compared to existing technology, beneficial effect of the present invention is:
The invention provides a kind of evaporimeter carrying cleaning device, comprise evaporation device and aerator, evaporation device comprises housing and is positioned at some heat exchanger tubes of housing, this evaporimeter both can in the power-offstate, and the fouling of heat exchanging tube-surface is cleaned, again by evaporation device and aerator are set as loop, realize on-line cleaning when evaporimeter runs, and in the process of this on-line cleaning, because steam circulates in above-mentioned loop, so the heat exchange efficiency of this evaporimeter can be heated.Evaporimeter provided by the invention, possesses on-line cleaning and also possesses enhanced water evaporation function simultaneously, and the present invention can be widely used in the stronger water evaporation and concentration of fouling tendency.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Detailed description of the invention
As shown in Figure 1, a kind of evaporimeter carrying cleaning device, comprises evaporation device and aerating system; This evaporation device comprises housing 1 and is positioned at several heat exchanger tubes 2 of housing 1, one end of this housing 1 is provided with steam inlet 21, this housing 1 is provided with steam (vapor) outlet 22 away from the other end of steam inlet 21, and described steam inlet 21, heat exchanger tube 2 and steam (vapor) outlet 22 form the passage for steam circulation; Top or the upper end of described housing 1 are provided with exhaust outlet 13, and the bottom of this housing 1 is provided with water inlet 11 and delivery port 12;
This aerating system comprises feeder 5 and is positioned at the aerated conduit 3 of housing 1; The air outlet of this feeder 5 is connected with aerated conduit 3 by breather line 4; Be provided with the some pores 31 along the arrangement of aerated conduit 3 length direction bottom this aerated conduit 3, this housing 1 is provided with the access port 14 passed for breather line 4.Below in conjunction with specific embodiment, the invention will be further described.
embodiment 1
As shown in Figure 2, a kind of evaporimeter carrying cleaning device, comprises evaporation device and aerating system; This evaporation device comprises housing 1 and is positioned at several heat exchanger tubes 2 of housing 1, one end of this housing 1 is provided with steam inlet 21, this housing 1 is provided with steam (vapor) outlet 22 away from the other end of steam inlet 21, and described steam inlet 21, heat exchanger tube 2 and steam (vapor) outlet 22 form the passage for steam circulation; The top of this housing 1 is provided with exhaust outlet 13, the bottom of this housing 1 is respectively equipped with water inlet 11 and delivery port 12, cooling water enters housing 1 from water inlet 11, to carry out heat exchange with heat exchanger tube 2, the height of cooling water in housing 1 is not less than the heat exchanger tube 2 of top in housing 1, after evaporimeter is finished using, cooling water is released from delivery port 12;
This aerating system comprises blower fan 51 and is positioned at the aerated conduit 3 of housing 1; The air outlet of this blower fan 51 is connected with aerated conduit 3 by breather line 4; Be provided with the some pores 31 along the arrangement of aerated conduit 3 length direction bottom this aerated conduit 3, this housing 1 is provided with the access port 14 passed for breather line 4, this breather line 4 is tightly connected through access port 14 and housing 1;
This aerating system also comprises filter 61, and this filter 61 is PM2.5 dust filter unit, and the air inlet of this blower fan 51 is connected with filter 61 by admission line 6.
Air is under the effect of blower fan 51, air is driven after filter 61, admission line 6 enter blower fan 51, to produce aeration by breather line 4, aerated conduit 3 and pore 31 successively, impact to produce the cooling water in housing 1, heat exchanger tube 2 is by under the effect of above-mentioned impulsive force, produce vibrations and produce resonance further, departing from from heat exchanger tube 2 to make fouling.
embodiment 2
As shown in Figure 3, a kind of evaporimeter carrying cleaning device, comprises evaporation device and aerating system; This evaporation device comprises housing 1 and is positioned at several heat exchanger tubes 2 of housing 1, one end of this housing 1 is provided with steam inlet 21, this housing 1 is provided with steam (vapor) outlet 22 away from the other end of steam inlet 21, and this steam inlet 21, heat exchanger tube 2 and steam (vapor) outlet 22 form the passage for steam circulation; The upper end of this housing 1 is provided with exhaust outlet 13, and this exhaust outlet 13 is provided with and can be connected to safety head 131 on exhaust outlet 13 by spiral, and the distance on this exhaust outlet 13 shrinking away from theshell body 1 top, is less than the distance on all heat exchanger tube 2 shrinking away from theshell body 1 tops; The bottom of this housing 1 is respectively equipped with water inlet 11 and delivery port 12;
This aerating system comprises compressor 52 and is positioned at the aerated conduit 3 of housing 1; The air outlet of this compressor 52 is connected with aerated conduit 3 by breather line 4; Be provided with the some pores 31 along the arrangement of aerated conduit 3 length direction bottom this aerated conduit 3, this pore 31 is alternately disposed at lower left, the lower right of aerated conduit 3; This housing 1 is provided with the access port 14 passed for breather line 4, and this breather line 4 is tightly connected through access port 14 and housing 1;
This aerating system also comprises filter 61, and this filter 61 is active carbon filter 61, and the air inlet of compressor 52 is connected with filter 61 by admission line 6.
embodiment 3
As shown in Figure 4, a kind of evaporimeter carrying cleaning device, comprises evaporation device and aerating system; This evaporation device comprises housing 1 and is positioned at several heat exchanger tubes 2 of housing 1, one end of this housing 1 is provided with steam inlet 21, this housing 1 is provided with steam (vapor) outlet 22 away from the other end of steam inlet 21, and described steam inlet 21, heat exchanger tube 2 and steam (vapor) outlet 22 form the passage for steam circulation; The top of this housing 1 is provided with exhaust outlet 13, the side of the bottom of this housing 1 is provided with water inlet 11, the opposite side of this housing 1 is provided with delivery port 12, U-shaped screen 121 is provided with in this delivery port 12, heat exchanger tube 2 deposits in fouling fragment and water, under the effect of the motive force when Action of Gravity Field and water flow, be deposited into U-shaped screen 121, to facilitate discharge;
This aerating system comprises compressor 52 and is positioned at the aerated conduit 3 of housing 1; The air outlet of this compressor 52 is connected with aerated conduit 3 by breather line 4; Be provided with the some pores 31 along the arrangement of aerated conduit 3 length direction bottom this aerated conduit 3, this housing 1 is provided with the access port 14 passed for breather line 4, this breather line 4 is tightly connected through access port 14 and housing 1; Be connected with appendix 7 between the air inlet of this compressor 52 and the exhaust outlet 13 at housing 1 top, and on appendix 7, demister 71 be installed, compressor 52, between demister 71 and housing 1 three, form closed circuit;
This carries the evaporimeter of cleaning device, because circulating in compressor 52, the closed circuit that formed between demister 71 and housing 1 three for generation of the gas of aeration or steam, without the impact of exogenous gas or liquid, so the cleaning of heat pipe 2 can be exchanged when evaporator operation state and remove its fouling, safe and reliable.
embodiment 4
As shown in Figure 5, a kind of evaporimeter carrying cleaning device, comprises evaporation device and aerating system; This evaporation device comprises housing 1 and is positioned at several heat exchanger tubes 2 of housing 1, one end of this housing 1 is provided with steam inlet 21, this housing 1 is provided with steam (vapor) outlet 22 away from the other end of steam inlet 21, and described steam inlet 21, heat exchanger tube 2 and steam (vapor) outlet 22 form the passage for steam circulation; The top of this housing 1 is provided with exhaust outlet 13, and the bottom of this housing 1 is provided with water inlet and delivery port 12 side by side along the direction vertical with heat exchanger tube 2, is provided with U-shaped screen 121 in this delivery port 12;
This aerating system comprises compressor 52 and is positioned at the aerated conduit 3 of housing 1, and the air outlet of compressor 52 is connected with aerated conduit 3 by breather line 4; The some pores 31 along the arrangement of aerated conduit 3 length direction are provided with bottom this aerated conduit 3, this pore 31 is arranged at immediately below aerated conduit 3, this housing 1 is provided with the access port 14 passed for breather line 4, and this breather line 4 is tightly connected through access port 14 and housing 1; Be connected with appendix 7 between the air inlet of this compressor 52 and the exhaust outlet 13 at housing 1 top, and on appendix 7, demister 71 be installed;
Between the air outlet and steam inlet 21 of compressor 52, be provided with steam by-pass 8, compressor 52 with steam by-pass 8 are provided with control valve 81, to regulate the velocity ratio of the steam entering steam inlet 21 steam and produce aeration.
This carries the evaporimeter of cleaning device, because of the impact without exogenous gas or liquid, so the cleaning of heat pipe 2 can be exchanged when evaporator operation state and remove its fouling, and because entering steam inlet 21 by thermogenetic steam through steam by-pass 8 by cooling water, thus force the evaporation accelerating evaporimeter.Simultaneously, a constant aeration speed can be set by control valve 81, work is carried out at aeration limit, limit evaporation mode to make evaporimeter, heat exchange surface is constantly by lasting bubble and current scour, and scale forming matter is not easily retained in evaporating surface surface deposition attachment formation fouling and discharges with solution in solution and remove.In addition, the fouling fragment produced in automatic cleaning process, by flowing and the impulsive force of water in housing 1, puts aside in U-shaped screen 121, removes fouling fragment to facilitate.
embodiment 5
As shown in Figure 6, a kind of evaporimeter carrying cleaning device, comprises evaporation device and aerating system; This evaporation device comprises housing 1 and is positioned at several heat exchanger tubes 2 of housing 1, one end of this housing 1 is provided with steam inlet 21, this housing 1 is provided with steam (vapor) outlet 22 away from the other end of steam inlet 21, and described steam inlet 21, heat exchanger tube 2 and steam (vapor) outlet 22 form the passage for steam circulation; The top of this housing 1 is provided with exhaust outlet 13, and the bottom of this housing 1 is provided with water inlet 11 and delivery port 12 side by side along the direction vertical with heat exchanger tube 2, is provided with U-shaped screen 121 in this delivery port 12;
This aerating system comprises compressor 52 and is positioned at the aerated conduit 3 of housing 1, and the air outlet of compressor 52 is connected with aerated conduit 3 by breather line 4; The bypass line 33 that this aerated conduit 3 comprises the main pipeline 32 parallel with heat exchanger tube 2 direction and is positioned on this main pipeline 32; Be provided with the some pores 31 along the arrangement of main pipeline 32 length direction bottom this main pipeline 32, bottom this bypass line 33, be provided with the some pores 31 along the arrangement of bypass line 33 length direction; This housing 1 is provided with the access port 14 passed for breather line 4, and this breather line 4 is tightly connected through access port 14 and housing 1; Be connected with appendix 7 between the air inlet of this compressor 52 and the exhaust outlet 13 at housing 1 top, and on appendix 7, demister 71 be installed;
Between the air outlet and steam inlet 21 of compressor 52, be provided with steam by-pass 8, compressor 52 with steam by-pass 8 are provided with control valve 81, to regulate the velocity ratio of the steam entering steam inlet 21 steam and produce aeration.
This carries the evaporimeter of cleaning device, because of the impact without exogenous gas or liquid, so the cleaning of heat pipe 2 can be exchanged when evaporator operation state and remove its fouling, and because entering steam inlet 21 by thermogenetic steam through steam by-pass 8 by cooling water, thus force the evaporation accelerating evaporimeter.Simultaneously, a constant aeration speed can be set by control valve 81, work is carried out at aeration limit, limit evaporation mode to make evaporimeter, heat exchange surface is constantly by lasting bubble and current scour, and scale forming matter is not easily retained in evaporating surface surface deposition attachment formation fouling and discharges with solution in solution and remove.In addition, the fouling fragment produced in automatic cleaning process, by flowing and the impulsive force of water in housing 1, puts aside in U-shaped screen 121, removes fouling fragment to facilitate.
On the basis of above-described embodiment, embodiment provided by the invention, the internal diameter of aerated conduit 3 is 1-mm, pore 31 aperture is 1-2mm, the pitch-row of pore 31 is 50-100mm, pore 31 is positioned at the bottom of aerated conduit 3, and air compressing to gauge pressure is 10kpa-30kpa by compressor 52 by this evaporimeter carrying cleaning device.
Above-mentioned embodiment is only the preferred embodiment of the present invention; can not limit the scope of protection of the invention with this, change and the replacement of any unsubstantiality that those skilled in the art does on basis of the present invention all belong to the present invention's scope required for protection.