CN209399337U - A kind of energy-saving steam generator - Google Patents

Abstract

The utility model discloses a kind of energy-saving steam generators, including furnace body, heating device and steam generation facility are equipped in the furnace body, the heating device is to heat the steam generation facility, the steam generation facility includes high-temperature heat-exchanging, cryogenic heat exchanger and the communicating pipe to penetrate through the high-temperature heat-exchanging and the cryogenic heat exchanger, moisture is perfused inside the high-temperature heat-exchanging and the cryogenic heat exchanger, the high-temperature heat-exchanging is located at the cryogenic heat exchanger lower part, temperature protection switch is equipped in the high-temperature heat-exchanging, the temperature protection switch is to prevent moisture in the high-temperature heat-exchanging from dryouting, in the high-temperature heat-exchanging and the cryogenic heat exchanger equipped with it is several in up and down heat chamber.The utility model is conducive to the steam generation of high-temperature heat-exchanging, while improving heat utilization rate by optimization steam generation facility internal structure.

Description

A kind of energy-saving steam generator

Technical field

The utility model relates to steaming plant technical field, in particular to a kind of energy-saving steam generator.

Background technique

Steam generator (being commonly called as boiler) is that water is heated as hot water or steam using the thermal energy of fuel or other energy Mechanical equipment, steam generator is the important component of Steam Power Equipment, and steam generator is in various industrial enterprises It is middle to provide production and the required essential equipment of steam that heats, and steam generator in the prior art, it was exchanging heat The heating surface area of heat-exchanger rig is smaller in journey, and in fuel combustion process, leads to heat waste there are fuel combustion is insufficient, The low problem of equipment heat utilization efficiency.

Utility model content

The utility model solves above-mentioned deficiency, provides a kind of energy-saving steam generator, and it is heated to increase heat exchanger Area improves heat utilization rate.

The technical issues of the utility model is solved can be realized using following technical scheme:

A kind of energy-saving steam generator, including furnace body, the furnace body is interior to be equipped with heating device and steam generation facility, For the heating device to heat to the steam generation facility, the steam generation facility includes that high-temperature heat-exchanging, low temperature change Hot device and the communicating pipe to penetrate through the high-temperature heat-exchanging and the cryogenic heat exchanger, the high-temperature heat-exchanging and the low temperature To be perfused moisture inside heat exchanger, the high-temperature heat-exchanging is located at the cryogenic heat exchanger lower part, in the high-temperature heat-exchanging Equipped with temperature protection switch, to prevent moisture in the high-temperature heat-exchanging from dryouting, the high temperature changes the temperature protection switch In hot device and the cryogenic heat exchanger equipped with it is several in up and down heat chamber.

The cryogenic heat exchanger is equipped with water inlet.

The high-temperature heat-exchanging is equipped with steam (vapor) outlet, and the steam (vapor) outlet connects steam siphunculus, and the steam siphunculus is another One end extends through on the outside of the furnace body.

Cavity surface layer is equipped with refractory insulating layer in the furnace body.

The heating device include fire row combustor, the bipolar electrode fire rod to start the fire row combustor and to The fire defector stick of the fire row combustor combustion intensity is detected, the fire row combustor is located at below the high-temperature heat-exchanging, A combustion cavity is formed between the fire row combustor and the high-temperature heat-exchanging.

The fire row combustor be equipped with several spouts, the spout be elongate holes, elliptical aperture or circular hole at least It is a kind of.

The spout uses taper flaring out structure.

The bottom of furnace body is equipped with air regulating port, and the upper of furnace body is equipped with smoke pipe, is equipped with Forced discharge fan in the smoke pipe.

The air regulating port is located at below fire row combustor, and the air regulating port is to provide oxygen to the furnace interior.

Wind pressure protective switch is additionally provided on the smoke pipe.

The utility model by having the following beneficial effects: that the utility model passes through optimization steam hair compared with prior art Generating apparatus internal structure, is conducive to the steam generation of high-temperature heat-exchanging, while improving heat utilization rate.

The characteristics of the utility model, sees the detailed description of the drawings of the present case and following preferable embodiment and obtains clear Ground understands.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model.

Fig. 2 is the steam generator structural schematic diagram of the utility model.

Fig. 3 is the spout structure road schematic diagram of the utility model.

Fig. 4 heats cavity configuration schematic diagram for the utility model.

Fig. 5 is the water feed apparatus structural schematic diagram one of the utility model.

Fig. 6 is the water feed apparatus structural schematic diagram two of the utility model.

Fig. 7 is the water supply console structural schematic diagram of the utility model.

Fig. 8 is the steam separator structural schematic diagram of the utility model.

Fig. 9 is the steam separator overlooking structure diagram of the utility model.

Figure 10 is that the arc of the utility model divides water baffle partial enlargement structural representation.

Figure 11 is the riser ontology partial enlargement structural representation of the utility model.

Figure 12 is the transverse slat ontology partial enlargement structural representation of the utility model.

Figure 13 is the fuel feeder structural schematic diagram of the utility model.

Figure 14 is the gas supply console structural schematic diagram of the utility model.

Specific embodiment

In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under Face combines and is specifically illustrating, and the utility model is further described.

As shown, present embodiment discloses a kind of energy-saving steam generating system, including steam generator 1, water feed apparatus 2, steam separator 3 and fuel feeder 4.

Wherein, for steam generator 1 liquid water is thermally formed steam, steam generator 1 includes 12 He of heating device Steam generation facility 11.

Among the above, heating device 12 in one embodiment is to heat steam generation facility 11, heating device 12 including fire row combustor 121, the electrode points lighted torch 122 to start fire row combustor 121 and to detect fire row combustor The fire defector stick 123 of 121 combustion intensities, fire row combustor 121 are located at 11 lower section of steam generation facility, fire row combustor 121 A combustion cavity is formed between steam generation facility 11, wherein electrode points lighted torch 122 preferably uses bipolar electrode fire rod, tool Have the characteristics that igniting is stable；Using fire defector stick 123 can with the flame combustion degree in real-time detection fire row combustor 121, Burning is improved to realize the control of combusting firepower in conjunction with the real-time output control that gas supply platform 42 is easy to implement gas quantity Utilization rate.

Among the above, 13 bottom of furnace body is equipped with air regulating port 131, and air regulating port 131 is located at 121 lower section of fire row combustor, air regulating port 131 to improve the burning adequacy of fire row combustor 121 to oxygen is provided inside furnace body 13.

Among the above fire row combustor 121 be equipped with several spouts 124, spout 124 preferably using elongate holes, elliptical aperture or At least one of circular hole, 124 section of spout use taper flaring out structure.

In conjunction with above-mentioned, steam generation facility 11 in one embodiment, steam generation facility 11 is to by liquid water Steam is converted to, steam generation facility 11 is including high-temperature heat-exchanging 112, cryogenic heat exchanger 111 and to penetrate through high-temperature heat-exchanging 112 and cryogenic heat exchanger 111 communicating pipe 113, liquid is perfused inside high-temperature heat-exchanging 112 and cryogenic heat exchanger 111 Water, cryogenic heat exchanger 111 are equipped with water inlet 114, and water inlet 114 facilitates the input of liquid water docking water feed apparatus 2, High-temperature heat-exchanging 112 is equipped with steam (vapor) outlet 118, and steam (vapor) outlet 118 connects steam siphunculus 116, and 116 other end of steam siphunculus passes through It wears and extends to 13 outside of furnace body, convenient for being docked with the completion of steam separator 3.

Wherein, high-temperature heat-exchanging 112 is located at 111 lower part of cryogenic heat exchanger, high-temperature heat-exchanging 112 and cryogenic heat exchanger 111 Using the structure design that is arranged above and below, the combustion that cryogenic heat exchanger 111 is used for the input of liquid water and is provided using fire row combustor 121 The amount of heating realizes pre-heat effect early period, then its liquid water being under pre- Warm status is transmitted to high temperature by communicating pipe 113 and is changed In hot device 112, high-temperature heat-exchanging 112 is in 121 top of fire row combustor, and directly heated to complete fast heating, being convenient for will be internal Liquid water boil to generate steam, the two-row structure of Optimum utilization high-temperature heat-exchanging 112 and cryogenic heat exchanger 111 is set Meter, improves the utilization rate of heat, while also accelerating the generation of steam, reduces thermal energy consumption, improve energy-saving effect.

Wherein, temperature protection switch 115 is equipped in high-temperature heat-exchanging 112, temperature protection switch 115 is to prevent high temperature from changing Liquid water dryouies in hot device 112, in high-temperature heat-exchanging 112 and cryogenic heat exchanger 111 equipped with it is several in up and down heat chamber 117, upper and lower two heat 117 arranged relative of chamber, heat chamber 117 using cavity structure up and down, improve high temperature heat exchange The surface heating surface area of device 112 and cryogenic heat exchanger 111, convenient for improving the heating effect to internal liquid water.

Wherein, cavity surface layer is equipped with refractory insulating layer in furnace body 13, improves heat insulation effect, refractory insulating layer is using existing common Thermal insulation material is made.

Among the above, water feed apparatus 2 in one embodiment, to dock steam generation facility 11, water feed apparatus 2 For liquid water to be delivered in steam generation facility 11, water feed apparatus 2 includes liquid water piping 21, water supply console 22 and water Case 23, wherein water tank 23 functions as watering, liquid water piping 21 is for completing water lines to store liquid water Docking perforation, control of the water supply console 22 to complete water flow output.

Wherein, it successively arranges from 11 butt end of steam generation facility to 22 direction of water supply console in liquid water piping 21 Equipped with water flow protective switch 211, circulating pump 212, inlet water solenoid valve 213 and water feeding one-way valve 214, water flow protective switch 211 is For water loop control, disengaging water management, water computer heating control, pump switch control, the control of solenoid valve on-off to water feed apparatus Or water outlet power-off, water outlet power control etc., water flow is converted to the senser element of switching regulator electric signal after reaching certain flow, For a kind of commonly used equipment in the prior art；Circulating pump 212 is the water pump recycled, the water inlet such as to convey liquid water, absorb There is adverse current to place liquid water in water inlet of the solenoid valve 213 to control liquid water, water feeding one-way valve 214, optimize liquid water It is piped the configuration of last component, to improve the control amount and validity of water supply.

Wherein, water supply console 22 includes water pressure table 222, feed meter 221, shut-off valve 223,224 and of check-valves Vacuum tank 225,222 table of water pressure is for completing hydraulic pressure detection, consequently facilitating real-time hydraulic pressure monitoring is realized, convenient for completing water supply water Voltage-controlled system, feed meter 221 are used for real-time detection feedwater flow, the accurate of water flow can be improved in conjunction with water pressure table 222 Control, shut-off valve 223 are used to complete the adjustment to water flow, and check-valves 224 adverse current, vacuum tank occurs with to avoid liquid water 225, to play the role of equilibrium water amount and pressure, avoid shut-off valve from frequently opening water inlet and frequent moisturizing, optimization uses water The control amount of water supply can be improved in console 22.

Among the above, steam separator 3 in one embodiment, steam separator 3 are completed to the steam that will be inputted Carbonated drink is from steam separator 3 includes tank body 31, dry saturated steam delivery pipe 6 and blowdown distribution pipe 7.

Wherein, tank body 31 be equipped with steam water interface entrance 33, steam water interface entrance 33 to high-temperature heat-exchanging 112 Interior steam (vapor) outlet 118 completes docking by steam siphunculus 116.

Wherein, it is equipped with inside tank body 31 and divides water baffle group 32, divide water baffle group 32 to correspond to steam water interface entrance 33, For completing the steam-water separation of steam water interface, dividing water baffle group 32 includes that arc divides water baffle 321 and template to divide water baffle 322, arc divides water baffle 321 to be located at 33 lower part of steam water interface entrance, and template divides water baffle 322 to be located at arc and divides water baffle 321 rear portions, the 34 inner cavity lower part of dry blowing vapor outlet on tank body 31 are equipped with carbonated drink filter screen 30, positioned at template divide water baffle 322 with Between dry blowing vapor outlet 34；Wherein steam water interface enters to first pass through arc in 31 inner cavity of tank body by steam water interface entrance 33 Shape divides water baffle 321, completes level-one steam-water separation, is dividing water baffle 322 to complete second level steam-water separation by template, is then passing through Then the further absorbent drying of steam is completed output by dry blowing vapor outlet 34 by carbonated drink filter screen 30, be passed into dry saturated steam row It puts in pipe 6, dry saturated steam delivery pipe 6 is equipped with steam-flow meter, convenient for the record of dry saturated steam flow, the completion pair of carbonated drink filter screen 30 Filtration treatment is dried in steam after steam-water separation, reduces the water content of steam.

Wherein, arc divides water baffle 321 to include that arc divides water baffle body 3211 and several arcs that are located to divide water baffle sheet The first steam hole 3212 on body 3211, several first steam holes 3212 are arranged in fish scale shape, and optimization arc divides water baffle 321 knot Structure, when steam water interface divides water baffle 321 by arc, gas part is by flow effect, from the first steam hole 3212 Discharge, and the large quantity of moisture in steam water interface by arc because being divided the barrier of water baffle body 3211 to be blocked isolation.

Wherein, template divides water baffle 322 to include riser ontology 3221 and transverse slat ontology 3222, riser ontology 3221 and cross The L-shaped arrangement of plate ontology 3222, riser ontology 3221 are equipped with several second steam holes 3223, several second steam holes 3223 arrange in array, and without cavity structure on transverse slat ontology 3222,3222 upper surface of transverse slat ontology is equipped with several bypass channels 3224, bypass channel 3224 is incline structure, and it is far from 3221 direction of riser ontology that bypass channel 3224, which tilts down direction,；When logical It crosses arc 321 steam water interface of water baffle is divided to be passed through template and divide in water baffle 322, because its flow direction would generally be largely first by cross The impact of plate ontology 3222, to the moisture that inside is contained is located away from bypass channel 3224, while steam inside flows to riser It is exported in ontology 3221 by the second steam hole 3223, to complete second level steam-water separation.

Among the above by the liquid water after level-one steam-water separation and second level steam-water separation because gravity is collected in tank base.

Wherein, blind flange 39 is equipped at the top of tank body 31, steam water interface entrance 33 and dry blowing vapor outlet 34 are respectively positioned on flange On lid 39, it is additionally provided with water level pipe 35 on blind flange 39, high water level electrode 351 and low water level electrode 352, benefit are equipped in water level pipe 35 It is used to detect the liquid water of 31 internal recovering of tank body with high water level electrode 351 and low water level electrode 352.

Wherein, it is additionally provided with safety valve 8 on blind flange 39, over pressure protective switch 9 is additionally provided on tank body 31, with to avoid interior Portion's pressure is excessive, to complete the adjustment of 31 internal pressure of tank body.

Wherein, 31 bottom of tank body is equipped with sewage draining exit 38, and 31 inner cavity lower part of tank body is equipped with impurity strainer 36, and tank body 31 is equipped with The mouth of a river 37 is recycled, the circulation mouth of a river 37 is located at 31 lower part side of tank body, and circulation 37 inner cavity of the mouth of a river goes out relative to impurity strainer 36；It returns It closes at the liquid water inside tank body 31 and contaminant filter is completed by impurity filtering net 36, can be excluded, be used by recycling the mouth of a river 37 In recycling, filtered liquid water equally has higher temperature, available to recycle, and increases hot interest rate.

Wherein, blowdown distribution pipe 7 is with sewage draining exit 38 to dock, between be equipped with blowdown one way stop peturn valve, blowdown distribution Pipe 7 is used for periodic cleaning impurity, convenient for guaranteeing 31 cleaning inside of tank body.

Among the above, fuel feeder 4 in one embodiment, fuel feeder 4 to by fuel gas transmission extremely In heating device 12, fuel feeder 4 includes gas distribution pipe 41, gas supply console 42 and gas supply source 43.

Wherein, fuel rail 41 with fire row combustor 121 for docking, convenient for completing the input of combustion gas；Gas supply Console 42 includes gas safe flow valve 421, igniter solenoid valve 422, safety valve 423, pressure bound switch 424, expansion Section 425, drain cock valve 426, pressure-regulating valve 427, pressure gauge 428, filter 429 and switch valve 420；Gas safe Flow valve 421 is to monitor combustion gas output flow size；Igniter solenoid valve 422 is for controlling bipolar electrode fire rod；Peace Full valve 423 avoids internal gaseous-pressure excessively high for playing a protective role；Pressure bound switch 424, for detecting internal combustion Atmospheric pressure size, plays safety protection function；Expansion joint 425 can play reduction tube wall stress, be a kind of flexible structure；It puts Empty plug valve 426 is easy to implement fluid reversing；Pressure-regulating valve 427, for adjusting internal gaseous-pressure size；Pressure gauge 428, For showing internal gas pressure force value；Filter 429, for eliminating the impurity in combustion gas, to protect the normal of valve and equipment It uses, reduces equipment maintenance cost；Switch valve 420, to open or tube wall and gas supply source are docked.

Wherein, cigarette wind apparatus 5 is additionally provided in steam generator 1 among the above, cigarette wind apparatus 5 is including smoke pipe 53 and is located at cigarette Forced discharge fan 51 in pipe 53, wherein cigarette wind apparatus 5 is located at 13 top of furnace body, is additionally provided with wind pressure protective switch 52 on smoke pipe 53, Wind pressure protective switch 52 is a kind of existing detecting element, it is to push microswitch to realize electric current using the static pressure of gas On-off, guarantee equipment can close fuel feeder 4 in time in the case where air draft is unsmooth, to guarantee that combustion gas does not leak, from And protect personal safety.

In above structure, including wind pressure protective switch 52, Forced discharge fan 51, the electrode points lighted torch in steam generator 1 122, fire defector stick 123, temperature protection switch 115 etc., water flow protective switch 211, circulating pump 212 in water feed apparatus 2, into Water solenoid valve 213, shut-off valve 223, check-valves 224 and vacuum tank 225 etc. are high water level electrode 351 in steam separator 3, low Level electrode 352, over pressure protective switch 9 etc., gas safe flow valve 421, igniter solenoid valve in fuel feeder 4 422, safety valve 423, pressure bound switch 424, drain cock valve 426, pressure-regulating valve 427, switch valve 420 etc., In all kinds of electrical components and valve by carrying out electric signal connection with existing common PLC controller, be easy to implement collaboration control System improves energy-saving efficiency.

As known by the technical knowledge, the utility model can pass through other essence without departing from its spirit or the reality of essential feature Scheme is applied to realize.Therefore, embodiment disclosed above, in all respects are merely illustrative, and are not only 's.All changes that come within the scope of the invention or equivalents of the invention are by the utility model packet Contain.

Claims (10)

1. a kind of energy-saving steam generator, including furnace body, the furnace body is interior to be equipped with heating device and steam generation facility, institute Heating device is stated to heat to the steam generation facility, it is characterised in that: the steam generation facility includes high temperature heat exchange Device, cryogenic heat exchanger and the communicating pipe to penetrate through the high-temperature heat-exchanging and the cryogenic heat exchanger, the high-temperature heat-exchanging With, moisture is perfused, the high-temperature heat-exchanging is located at the cryogenic heat exchanger lower part, the height inside the cryogenic heat exchanger Temperature protection switch is equipped in warm heat exchanger, the temperature protection switch to prevent moisture in the high-temperature heat-exchanging from dryouting, In the high-temperature heat-exchanging and the cryogenic heat exchanger equipped with it is several in up and down heat chamber.

2. a kind of energy-saving steam generator according to claim 1, it is characterised in that: set on the cryogenic heat exchanger There is water inlet.

3. a kind of energy-saving steam generator according to claim 1, it is characterised in that: set on the high-temperature heat-exchanging There is steam (vapor) outlet, the steam (vapor) outlet connects steam siphunculus, and the steam siphunculus other end extends through on the outside of the furnace body.

4. a kind of energy-saving steam generator according to claim 1, it is characterised in that: cavity surface layer is set in the furnace body There is refractory insulating layer.

5. a kind of energy-saving steam generator according to claim 1, it is characterised in that: the heating device includes fire Arrange burner, the bipolar electrode fire rod to start the fire row combustor and to detect the fire row combustor combustion intensity Fire defector stick, the fire row combustor is located at below the high-temperature heat-exchanging, and the fire row combustor is changed with the high temperature A combustion cavity is formed between hot device.

6. a kind of energy-saving steam generator according to claim 5, it is characterised in that: set in the fire row combustor There are several spouts, the spout is at least one of elongate holes, elliptical aperture or circular hole.

7. a kind of energy-saving steam generator according to claim 6, it is characterised in that: the spout using taper to Outer flaring structure.

8. a kind of energy-saving steam generator according to claim 1, it is characterised in that: the bottom of furnace body, which is equipped with, to be adjusted Air port, the upper of furnace body are equipped with smoke pipe, are equipped with Forced discharge fan in the smoke pipe.

9. a kind of energy-saving steam generator according to claim 8, it is characterised in that: the air regulating port is located at fire row Below burner, the air regulating port is to provide oxygen to the furnace interior.

10. a kind of energy-saving steam generator according to claim 8, it is characterised in that: be additionally provided on the smoke pipe Wind pressure protective switch.