CN206771314U - A kind of energy saving and environment friendly oxygen-eliminating device - Google Patents

A kind of energy saving and environment friendly oxygen-eliminating device Download PDF

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Publication number
CN206771314U
CN206771314U CN201720486159.8U CN201720486159U CN206771314U CN 206771314 U CN206771314 U CN 206771314U CN 201720486159 U CN201720486159 U CN 201720486159U CN 206771314 U CN206771314 U CN 206771314U
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China
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heat exchange
exchange case
water inlet
boiler smoke
boiler
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CN201720486159.8U
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彭熙祥
陈雷
肖正义
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Wuhan Dafang Mechanical and Electrical Co Ltd
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Wuhan Dafang Mechanical and Electrical Co Ltd
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Abstract

The utility model discloses a kind of energy saving and environment friendly oxygen-eliminating device, including horizontal water tank, deoxygenation tower head, waste vapour heat exchange case and boiler smoke heat exchange case, the top of the deoxygenation tower head is provided with gas outlet, the gas outlet is connected by pipeline with waste vapour heat exchange case, water inlet pipe is distributed through waste vapour heat exchange case and in the shape of a spiral in waste vapour heat exchange case, the water inlet pipe being distributed in the shape of a spiral is connected with fin, then water inlet pipe is connected to boiler smoke heat exchange case, the heat exchanger tube being connected with the high-temperature flue gas delivery pipe of boiler is provided with boiler smoke heat exchange case, the heat exchanger tube coils distribution in boiler smoke heat exchange case, and heat exchanger tube is connected with multiple netted fin, the outlet pipe of boiler smoke heat exchange case and the water inlet of water tank connect, the end of heat exchanger tube is connected with waste gas purification apparatus.The oxygen-eliminating device make use of the heat of the high-temperature flue gas of boiler emission, be discharged after being filtered to high-temperature flue gas, more environmentally-friendly.

Description

A kind of energy saving and environment friendly oxygen-eliminating device
Technical field
It the utility model is related to boiler deoxidizing method technical field, more particularly to a kind of energy saving and environment friendly oxygen-eliminating device.
Background technology
Dissolved oxygen can cause the oxide etch of boiler and relevant device in boiler feedwater, in order to prevent the hair of this phenomenon It is raw, use oxygen-eliminating device mostly at present, i.e. deaerator storage tank seals, and vacuumizing or heating makes the water in deaerator storage tank reach boiling Point, oxygen are escaped from water, and so as to reach the purpose of deoxygenation, but existing oxygen-eliminating device is mostly carried out using electrically heated mode Directly heat or heated using the high-temperature flue gas of boiler emission, need to consume a large amount of electric energy using electrically heated mode, Energy dissipation is more serious;And the energy can be greatlyd save by using the high-temperature flue gas of boiler emission to carry out heating, energy consumption is reduced, still Existing such oxygen-eliminating device is mostly that the waste gas that will have been utilized is expelled directly out, and is not handled by purification filtering, to atmospheric environment Pollution is more serious.
The content of the invention
Part in order to overcome the above-mentioned deficiencies of the prior art, the utility model provide a kind of energy saving and environment friendly oxygen-eliminating device, should Deaerator Structure is simple, the heat of the high-temperature flue gas of boiler emission is make use of when use, after being filtered to high-temperature flue gas Discharge, it is more environmentally-friendly.
To achieve the above object, the utility model adopts the following technical scheme that:A kind of energy saving and environment friendly oxygen-eliminating device, including it is sleeping Water tank, deoxygenation tower head, waste vapour heat exchange case and the boiler smoke heat exchange case of formula, the top of the deoxygenation tower head are provided with outlet Mouthful, the gas outlet is connected by pipeline with waste vapour heat exchange case, and water inlet pipe is through waste vapour heat exchange case and in waste vapour heat exchange It is distributed in the shape of a spiral in case, the water inlet pipe being distributed in the shape of a spiral is connected with fin, and then water inlet pipe is connected to boiler smoke heat and handed over Case is changed, is provided with the heat exchanger tube being connected with the high-temperature flue gas of boiler emission in boiler smoke heat exchange case, the heat exchanger tube is in boiler Coiling distribution in flue gas heat exchange case, and heat exchanger tube is connected with multiple netted fin, the outlet pipe of boiler smoke heat exchange case It is connected with the water inlet of water tank, the end of heat exchanger tube is connected with waste gas purification apparatus, and stacking is provided with the waste gas purification apparatus Granular absorption layer and pernicious gas absorbed layer, the water tank bottom is connected with sliding support and hold-down support, is provided with water tank Heater and overflow mechanism.
In the above-mentioned technical solutions, the boiler smoke heat exchange case is provided with multiple, in each boiler smoke heat exchange case One end of heat exchanger tube and the high-temperature flue gas delivery pipe of boiler connect, the other end is connected with waste gas purification apparatus, and water inlet pipe is successively It is connected after through multiple boiler smoke heat exchange cases with the water inlet of water tank.
In the above-mentioned technical solutions, the granular absorption layer is made up of multi-layer H EPA filter screens, the pernicious gas absorbed layer Including sulfur dioxide absorbed layer, carbon monoxide absorbed layer and nox adsorption layer.
In the above-mentioned technical solutions, the water inlet of the water tank is provided with backflow non-return valve.
In the above-mentioned technical solutions, the water inlet pipe is provided with regulating valve.
The beneficial effects of the utility model are:The Deaerator Structure is simple, and the water in water inlet pipe is before water tank is entered, respectively Tentatively heated by waste vapour heat exchange case, then further heated by multiple boiler smoke commuting cases, take full advantage of deoxygenation The heat and the heat of boiler high temperature flue gas being vented in tower head, make water temperature when entering water tank higher, enter Substantial amounts of energy has been saved when passing through heating devices heat after water tank, has reduced energy consumption, and the high-temperature flue gas in heat exchanger tube utilizes It can all be filtered, be purified by waste gas purification apparatus after complete, removed particle micronic dust and pernicious gas, can reach national regulation Discharge standard.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Wherein:1. water tank, 2. deoxygenation tower heads, 3. waste vapour heat exchange cases, 4. boiler smoke heat exchange cases, 5. gas outlets, 6. Water inlet pipe, 7. fins, 8. heat exchanger tubes, 9. netted fin, 10. water inlets, 11. waste gas purification apparatuses, 12. granular absorption layers, 13. pernicious gas absorbed layer, 14. sliding supports, 15. hold-down supports, 16. heaters, 17. overflow mechanisms, 18. backflow cut-offs Valve, 19. regulating valves.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
A kind of energy saving and environment friendly oxygen-eliminating device as shown in Figure 1, including horizontal water tank 1, deoxygenation tower head 2, waste vapour heat exchange Case 3 and boiler smoke heat exchange case 4, the top of the deoxygenation tower head 2 are provided with gas outlet 5, and the gas outlet 5 is by pipeline with giving up Vapour heat exchange case 3 connects, and water inlet pipe 6 is distributed through waste vapour heat exchange case 3 and in the shape of a spiral in waste vapour heat exchange case 3, in spiral shell The water inlet pipe 6 of rotation shape distribution is connected with fin 7, and then water inlet pipe 6 is connected to boiler smoke heat exchange case 4, and boiler smoke heat is handed over The heat exchanger tube 8 for being provided with case 4 and being connected with the high-temperature flue gas of boiler emission is changed, the heat exchanger tube 8 is in boiler smoke heat exchange case 4 Coiling distribution, and heat exchanger tube 8 is connected with multiple netted fin 9, the outlet pipe of boiler smoke heat exchange case 4 and entering for water tank 1 The mouth of a river 10 is connected, and the end of heat exchanger tube 8 is connected with waste gas purification apparatus 11, and of stacking is provided with the waste gas purification apparatus 11 Grain adsorption layer 12 and pernicious gas absorbed layer 13, the bottom of water tank 1 are connected with sliding support 14 and hold-down support 15, water tank 1 It is interior to be provided with heater 16 and overflow mechanism 17.The Deaerator Structure is simple, and the water in water inlet pipe 6 is before water tank 1 is entered, respectively Tentatively heated by waste vapour heat exchange case 3, then further heated by multiple boiler smoke commuting cases 4, take full advantage of and remove The heat and the heat of boiler high temperature flue gas being vented in oxygen column first 2, make water temperature when entering water tank 1 higher, Substantial amounts of energy has been saved when passing through heating devices heat after into water tank 1, has reduced energy consumption, and the high temperature cigarette in heat exchanger tube 8 Gas removes particle micronic dust and pernicious gas, can reach state using all being filtered after complete, being purified by waste gas purification apparatus 11 Discharge standard as defined in family.
In the above-mentioned technical solutions, the boiler smoke heat exchange case 4 is provided with multiple, each boiler smoke heat exchange case 4 In one end of heat exchanger tube 8 and the high-temperature flue gas delivery pipe of boiler connect, the other end is connected with waste gas purification apparatus 11, water inlet pipe 6 sequentially pass through multiple boiler smoke heat exchange cases 4 after be connected with the water inlet 10 of water tank 1.Multiple boiler smoke heat are set Commuting case, the water temperature in water inlet pipe can be improved step by step, water temperature before water tank is entered is improved as far as possible, reduce heating The energy expenditure of device 16.
In the above-mentioned technical solutions, the granular absorption layer 12 is made up of multi-layer H EPA filter screens, can be to the particle in waste gas Micronic dust carry out effectively intercept filtering, the pernicious gas absorbed layer 13 include sulfur dioxide absorbed layer, carbon monoxide absorbed layer and Nox adsorption layer, it can absorb to pernicious gases such as the sulfur dioxide in waste gas, carbon monoxide and nitrogen oxides, Avoid polluting atmospheric environment.
In the above-mentioned technical solutions, backflow non-return valve 18 is provided with the water inlet 10 of the water tank 1.Backflow non-return valve 18 is anti- Water in sealing case 1 is back in water inlet pipe 6.
In the above-mentioned technical solutions, the water inlet pipe 6 is provided with regulating valve 19.Regulating valve 19 can adjust water inlet pipe reclaimed water Size is flowed, the regulation of current size during adapting to different needs.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model discloses Change or replacement, should all cover within the scope of protection of the utility model.

Claims (5)

1. a kind of energy saving and environment friendly oxygen-eliminating device, it is characterized in that:Including horizontal water tank, deoxygenation tower head, waste vapour heat exchange case and pot Kiln gas heat exchange case, the top of the deoxygenation tower head are provided with gas outlet, and the gas outlet passes through pipeline and waste vapour heat exchange case Connection, water inlet pipe is through waste vapour heat exchange case and is distributed in the shape of a spiral in waste vapour heat exchange case, the water inlet being distributed in the shape of a spiral Pipe is connected with fin, and then water inlet pipe is connected to boiler smoke heat exchange case, is provided with and boiler in boiler smoke heat exchange case The heat exchanger tube of high-temperature flue gas delivery pipe connection, the heat exchanger tube coils distribution in boiler smoke heat exchange case, and heat exchanger tube connects Be connected to multiple netted fin, the outlet pipe of boiler smoke heat exchange case and the water inlet of water tank connect, the end of heat exchanger tube with Waste gas purification apparatus is connected, and the granular absorption layer and pernicious gas absorbed layer of stacking are provided with the waste gas purification apparatus, described Water tank bottom is connected with sliding support and hold-down support, and heater and overflow mechanism are provided with water tank.
2. energy saving and environment friendly oxygen-eliminating device according to claim 1, it is characterized in that:The boiler smoke heat exchange case is provided with more Individual, one end of the heat exchanger tube in each boiler smoke heat exchange case and the high-temperature flue gas delivery pipe of boiler connect, and the other end is with giving up Air purifying apparatus is connected, and water inlet pipe is connected after sequentially passing through multiple boiler smoke heat exchange cases with the water inlet of water tank.
3. energy saving and environment friendly oxygen-eliminating device according to claim 1, it is characterized in that:The granular absorption layer is filtered by multi-layer H EPA Net is formed, and the pernicious gas absorbed layer includes sulfur dioxide absorbed layer, carbon monoxide absorbed layer and nox adsorption layer.
4. energy saving and environment friendly oxygen-eliminating device according to claim 1, it is characterized in that:The water inlet of the water tank is provided with backflow Stop valve.
5. energy saving and environment friendly oxygen-eliminating device according to claim 1, it is characterized in that:The water inlet pipe is provided with regulating valve.
CN201720486159.8U 2017-05-04 2017-05-04 A kind of energy saving and environment friendly oxygen-eliminating device Active CN206771314U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720486159.8U CN206771314U (en) 2017-05-04 2017-05-04 A kind of energy saving and environment friendly oxygen-eliminating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720486159.8U CN206771314U (en) 2017-05-04 2017-05-04 A kind of energy saving and environment friendly oxygen-eliminating device

Publications (1)

Publication Number Publication Date
CN206771314U true CN206771314U (en) 2017-12-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720486159.8U Active CN206771314U (en) 2017-05-04 2017-05-04 A kind of energy saving and environment friendly oxygen-eliminating device

Country Status (1)

Country Link
CN (1) CN206771314U (en)

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