CN115789619A - Temperature monitoring device of ultralow nitrogen condensation steam boiler - Google Patents
Temperature monitoring device of ultralow nitrogen condensation steam boiler Download PDFInfo
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- CN115789619A CN115789619A CN202310049283.8A CN202310049283A CN115789619A CN 115789619 A CN115789619 A CN 115789619A CN 202310049283 A CN202310049283 A CN 202310049283A CN 115789619 A CN115789619 A CN 115789619A
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Abstract
The invention relates to the technical field of boiler temperature monitoring, in particular to a temperature monitoring device of an ultra-low nitrogen condensation steam boiler, which comprises a base, a boiler body, a controller, a water supplementing mechanism and an adjusting mechanism, wherein the top of the base is fixedly provided with a supporting table, the water supplementing mechanism comprises a water supplementing pipe, a first conveying assembly, a second conveying assembly and a switching assembly, the adjusting mechanism comprises a burner, a sliding assembly, a transmission assembly and a rotating assembly, and the burner, the first conveying assembly, the second conveying assembly, the switching assembly and the controller are electrically connected.
Description
Technical Field
The invention relates to the technical field of boiler temperature monitoring, in particular to a temperature monitoring device of an ultralow-nitrogen condensation steam boiler.
Background
The steam boiler widely applied in the industry at present has no effective protection measures due to the problems of sealing performance, structural design and the like when the fuel is insufficient, the pressure is too high or too low, and the temperature is too high, so that safety accidents are easily caused. Especially, when the temperature is not controlled well, the damage and the cracking of the boiler are easy to be caused to explode.
The ultralow nitrogen condensation steam boiler is a principle that the temperature of the flue gas is reduced to the temperature of water vapor condensed liquid water in the flue gas through heat exchange between low-temperature water and the flue gas, and latent heat of vaporization released in the water vapor condensation process is utilized, so that the higher the condensation rate is, the higher the corresponding boiler efficiency is, and the ultralow nitrogen condensation steam boiler also belongs to a type of condensation steam boiler.
The temperature monitoring technology of the existing boiler has the following defects:
1. only have designed temperature monitoring device and alarm device, can only report to the police when the inside steam temperature of boiler is too high or low, and unable automatically regulated temperature, when maintainer comes the time of handling late, can cause great loss.
2. Each mechanism designed on the boiler generally operates independently, so that the number of used driving electric appliances is large, the cost of temperature monitoring is increased, and the manufacturing cost and the occupied space of the whole boiler are increased.
Disclosure of Invention
The invention aims to provide a temperature monitoring device of an ultralow-nitrogen condensation steam boiler.
In order to achieve the purpose, the invention adopts the following technical scheme:
provides a temperature monitoring device of an ultralow nitrogen condensation steam boiler, which comprises a base and a boiler body, wherein the boiler body is fixedly arranged at the top of the base, the lower end in the boiler body is provided with a hearth, one end of the hearth is provided with a receiving port, a superheater is arranged above the hearth,
also comprises a controller, a water supplementing mechanism and an adjusting mechanism, a supporting platform is fixedly arranged at the top of the base,
the water supplementing mechanism is arranged between the support platform and the furnace body, the water supplementing mechanism comprises a water supplementing pipe, a first conveying component, a second conveying component and a switching component, the first conveying component and the second conveying component are symmetrically arranged at the top of the support platform, the water supplementing pipe is arranged between the first conveying component and the second conveying component, the switching component is arranged between the water supplementing pipe, the first conveying component and the second conveying component,
adjustment mechanism establishes between the bottom of brace table and furnace, adjustment mechanism includes the combustor, sliding component, drive assembly and rotating assembly, the inside of receiving port is provided with the receiver tube through two articulated shafts are articulated, the combustor passes through the articulated top that sets up at the base of bull stick, the one end fixed connection of receiving port is kept away from to the output of combustor and receiver tube, the fixed mounting panel that is equipped with in below of support frame, sliding component establishes on switching assembly, drive assembly establishes on the mounting panel, rotating assembly establishes between drive assembly and bull stick, the combustor, first transport assembly, second transport assembly and switching assembly are electric connection with the controller.
Further, first conveying component includes high temperature water tank, first water absorption pump, first outlet pipe and first conveyer pipe, high temperature water tank is fixed to be established in the top one end of propping up supporting bench, the fixed bottom of establishing at high temperature water tank of first outlet pipe, the one end and the furnace body intercommunication of moisturizing pipe, its other end is the symmetry and is provided with two shells, first conveyer pipe is fixed to be established on the outer wall of one of them shell, first water absorption pump is fixed to be established in the top one end of propping up supporting bench, first outlet pipe and first water absorption pump's input fixed connection, first conveyer pipe and first water absorption pump's output fixed connection, first water absorption pump is connected with the controller electricity.
Further, the second conveying assembly comprises a low-temperature water tank, a second water suction pump, a second water outlet pipe and a second conveying pipe, the low-temperature water tank is fixedly arranged at the other end of the top of the supporting table, the second water outlet pipe is fixedly arranged at the bottom of the low-temperature water tank, the second conveying pipe is fixedly arranged on the outer wall of the other housing, the second water suction pump is fixedly arranged at the other end of the top of the supporting table, the second water outlet pipe is fixedly connected with the input end of the second water suction pump, the second conveying pipe is fixedly connected with the output end of the second water suction pump, and the second water suction pump is electrically connected with the controller.
Further, the switching module includes electric putter, the push pedal, first baffle and second baffle, the fixed backup pad that is equipped with in top of brace table, electric putter is fixed to be established on the outer wall of backup pad, the push pedal is fixed to be established on its output, first baffle and second baffle are fixed respectively and are established at the bottom both ends of push pedal, and first baffle and second baffle peg graft with two shells respectively, the bottom of first picture peg and the top of second picture peg all are equipped with the circulation hole, the top of brace table is equipped with the groove of dodging that supplies first baffle and second baffle to pass, electric putter is connected with the controller electricity.
Furthermore, two proximity sensors are fixedly arranged on the side wall of the supporting plate, and each proximity sensor is electrically connected with the controller.
Further, the sliding assembly comprises a connecting rod, an inserting rod and a rack, a sliding rail is fixedly arranged on the outer wall of the mounting plate, the rack is arranged inside the sliding rail in a sliding mode, a linear bearing is fixedly arranged at the top of the supporting table, the inserting rod is inserted into the linear bearing, the connecting rod is fixedly arranged on the side wall of the pushing plate, and the bottom of the connecting rod and the top of the rack are fixedly connected with the two ends of the inserting rod respectively.
Further, the transmission assembly comprises a first gear, a second gear and two rotating shafts, the two rotating shafts are inserted on the outer wall of the mounting plate, the first gear and the second gear are fixedly arranged on the outer walls of the two rotating shafts respectively, the rack, the first gear and the second gear are meshed and connected in sequence, and the first gear is smaller than the second gear.
Furthermore, the rotating assembly comprises a belt, a driving wheel and a driven wheel, the driving wheel is fixedly arranged on one rotating shaft far away from the rack, the driven wheel is fixedly arranged at one end of the rotating rod far away from the combustor, and the belt is sleeved between the driving wheel and the driven wheel.
Furthermore, a heat-resistant gasket is fixedly arranged at one end of the hearth close to the receiving opening, and an organ protective cover is arranged between the heat-resistant gasket and one end of the receiving pipe close to the combustor.
Furthermore, a temperature sensor is fixedly arranged on the outer wall of the furnace body, the output end of the temperature sensor is inserted into the furnace body, and the temperature sensor is electrically connected with the controller.
The invention has the beneficial effects that:
1. according to the boiler, the temperature sensor, the water replenishing pipe, the first conveying assembly, the second conveying assembly and the switching assembly are designed, when the temperature sensor monitors that the temperature of steam in the boiler is too high or too low, the first baffle and the second baffle can be switched to be inserted in the two enclosers through the switching assembly, so that injection of high-temperature water and low-temperature water tank into the boiler is realized, automatic water replenishing is realized, and the temperature of superheated steam in the boiler is reduced.
2. The invention relates to a boiler temperature monitoring device, which is characterized in that a sliding component is designed, a water supplementing mechanism and an adjusting mechanism are linked, water is supplemented into a boiler, and meanwhile, the automatic rotation of the angle of a burner is realized, specifically, when the temperature of steam in the boiler is overhigh, high-temperature water is injected into the boiler to reduce the temperature of the steam, the burner is synchronously driven to rotate anticlockwise, so that a receiving pipe which is fixedly connected with the output end of the burner and hinged in the receiving port is synchronously driven to move downwards, the amount of smoke entering a superheater is reduced, the temperature of the smoke is reduced, the temperature of superheated steam is further reduced, when the temperature of the steam in the boiler is overlow, low-temperature water is injected into the boiler to increase the temperature of the steam, the burner is synchronously driven to rotate clockwise, so that the center of the flame of the boiler is synchronously driven to move upwards, the amount of the smoke entering the superheater is increased, the temperature of the smoke is further increased, the temperature of the superheated steam is further increased, the effect of self-adaptive adjustment is realized, the water supplementing mechanism can be matched with the further improvement of the effect of adjusting, the overall practicability and the flexibility of the boiler are increased, and the potential safety hazard is further reduced.
3. According to the invention, by designing the sliding assembly, the water supplementing mechanism and the adjusting mechanism are linked, and the water supplementing mechanism and the adjusting mechanism can synchronously operate, so that the condition that each mechanism designed on the boiler normally operates independently is effectively avoided, the use number of driving electrical appliances of the whole boiler is reduced, the temperature monitoring cost is favorably reduced, the manufacturing cost and the occupied area of the whole boiler are reduced, the factory space is saved, and the installation of other equipment is facilitated.
4. According to the invention, by designing the two proximity sensors, the distances between the two proximity sensors and the push plate are consistent, and the two proximity sensors can be quickly detected when the push plate is lifted in place, so that the automatic opening of the first water suction pump and the second water suction pump is realized, the premise of the whole linkage effect is provided, meanwhile, the quick automatic water replenishing can be realized, the steam temperature regulation efficiency of the boiler is favorably improved, and the device is more intelligent, convenient and scientific to operate and can not generate errors.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a partial cross-sectional view of a support platform and a water supply pipe of the present invention;
FIG. 4 is an enlarged view of FIG. 3 at B;
FIG. 5 is a cross-sectional view of the hearth, the receiving port, the heat-resistant gasket and the wind instrument shield of the present invention;
FIG. 6 is an enlarged view at C in FIG. 5;
FIG. 7 is an enlarged view of FIG. 5 at D;
FIG. 8 is an enlarged view at E in FIG. 5;
in the figure: the furnace body 1, the furnace chamber 10, the receiving opening 100, the receiving pipe 101, the heat-resistant gasket 102, the organ protection cover 103, the temperature sensor 104, the water replenishing mechanism 2, the water replenishing pipe 20, the housing 200, the first conveying component 21, the high-temperature water tank 210, the first water suction pump 211, the first water outlet pipe 212, the first conveying pipe 213, the second conveying component 22, the low-temperature water tank 220, the second water suction pump 221, the second water outlet pipe 222, the second conveying pipe 223, the switching component 23, the electric push rod 230, the push plate 231, the first baffle 232, the second baffle 233, the circulation hole 234, the proximity sensor 235, the adjusting mechanism 3, the burner 30, the rotating rod 300, the sliding component 31, the connecting rod 310, the inserting rod 311, the rack 312, the sliding rail 313, the transmission component 32, the first gear 320, the second gear 321, the rotating shaft 322, the rotating component 33, the belt 330, the driving wheel 331 and the driven wheel 332.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
Referring to fig. 1, the temperature monitoring device for an ultra-low nitrogen condensation steam boiler comprises a base and a boiler body 1, wherein the boiler body 1 is fixedly arranged at the top of the base, a hearth 10 is arranged at the lower end inside the boiler body 1, a receiving opening 100 is arranged at one end of the hearth 10, a superheater is arranged above the hearth 10,
also comprises a controller, a water supplementing mechanism 2 and an adjusting mechanism 3, a supporting platform is fixedly arranged on the top of the base,
the water supplementing mechanism 2 is arranged between the supporting platform and the furnace body 1, the water supplementing mechanism 2 comprises a water supplementing pipe 20, a first conveying component 21, a second conveying component 22 and a switching component 23, the first conveying component 21 and the second conveying component 22 are symmetrically arranged at the top of the supporting platform, the water supplementing pipe 20 is arranged between the first conveying component 21 and the second conveying component 22, the switching component 23 is arranged among the water supplementing pipe 20, the first conveying component 21 and the second conveying component 22,
Referring to fig. 3, the first conveying assembly 21 includes a high temperature water tank 210, a first water absorption pump 211, a first water outlet pipe 212 and a first conveying pipe 213, the high temperature water tank 210 is fixedly arranged at one end of the top of the support platform, the first water outlet pipe 212 is fixedly arranged at the bottom of the high temperature water tank 210, one end of the water compensation pipe 20 is communicated with the furnace body 1, the other end of the water compensation pipe is symmetrically provided with two housings 200, the first conveying pipe 213 is fixedly arranged on the outer wall of one of the housings 200, the first water absorption pump 211 is fixedly arranged at one end of the top of the support platform, the first water outlet pipe 212 is fixedly connected with the input end of the first water absorption pump 211, the first conveying pipe 213 is fixedly connected with the output end of the first water absorption pump 211, the first water absorption pump 211 is electrically connected with the controller, after the controller receives a signal that the circulation hole 234 on the first inserting plate is in place, the first water suction pump 211 is started, because the first water outlet pipe 212 is fixedly connected with the input end of the first water suction pump 211, the first delivery pipe 213 is fixedly connected with the output end of the first water suction pump 211, one end of the water replenishing pipe 20, which is far away from the furnace body 1, is fixedly connected with one end of the first delivery pipe 213, which is far away from the first water suction pump 211, so that high-temperature water in the high-temperature water tank 210 is injected into the furnace body 1 through the water replenishing pipe 20, when the load is unchanged, the feed water temperature is increased, the combustion must be weakened to avoid increasing the evaporation capacity, the weakening of the combustion reduces the flue gas volume and the flue gas flow rate, reduces the heat of the superheater, and further reduces the temperature of the superheated steam.
Referring to fig. 4, the second conveying assembly 22 includes a low temperature water tank 220, a second water suction pump 221, a second water outlet pipe 222 and a second conveying pipe 223, the low temperature water tank 220 is fixedly disposed at the other end of the top of the supporting platform, the second water outlet pipe 222 is fixedly disposed at the bottom of the low temperature water tank 220, the second conveying pipe 223 is fixedly disposed on the outer wall of the other enclosure 200, the second water suction pump 221 is fixedly disposed at the other end of the top of the supporting platform, the second water outlet pipe 222 is fixedly connected to an input end of the second water suction pump 221, the second conveying pipe 223 is fixedly connected to an output end of the second water suction pump 221, the second water suction pump 221 is electrically connected to the controller, when the temperature sensor 104 sends the too low temperature of the superheated steam inside the furnace body 1 to the controller, the controller starts the electric push rod 230 and drives the output end of the electric push rod to descend, so that the flow hole 234 on the second plug board is driven to descend through the push plate 231 until the flow hole aligns with the inside of the second conveying pipe 223, the second delivery pipe 223 is communicated with one end of the water replenishing pipe 20 far away from the furnace body 1, so that the first insert plate synchronously descends to block the gap between one end of the water replenishing pipe 20 far away from the furnace body 1 and the first delivery pipe 213, when the push plate 231 descends to be close to the proximity sensor 235 located below, which means that the circulation hole 234 on the second insert plate is in place, at this time, the signal is sent to the controller, so that the second water suction pump 221 is started through the controller, because the second water outlet pipe 222 is fixedly connected with the input end of the second water suction pump 221, the second delivery pipe 223 is fixedly connected with the output end of the second water suction pump 221, one end of the water replenishing pipe 20 far away from the furnace body 1 is fixedly connected with one end of the second delivery pipe 223 far away from the second water suction pump 221, so that the low-temperature water in the low-temperature water tank 220 is injected into the furnace body 1 through the water replenishing pipe 20, when the load is unchanged, the feed water temperature is reduced, the evaporation capacity cannot be reduced only by enhancing combustion, the combustion enhancement enables the smoke volume and the smoke flow velocity to be increased, the heat of a superheater is increased, and further the temperature of superheated steam is increased, when a push plate 231 is lowered, because the bottom of a connecting rod 310 and the top of a rack 312 are respectively fixedly connected with two ends of an inserted link 311, the rack 312 is in sliding connection with a sliding rail 313, the sliding rail 313 is fixedly connected with a mounting plate, the inserted link 311 is in sliding connection with a support platform through a linear bearing, so that the rack 312 is driven to slide downwards inside the sliding rail 313, because a first gear 320 and a second gear 321 are both rotatably connected with the mounting plate through a rotating shaft 322, the rack 312, the first gear 320 and the second gear 321 are sequentially meshed and connected, the first gear 320 is smaller than the second gear 321, so as to drive the second gear 321 to rotate clockwise by a small amplitude, because a driving wheel 331 is fixedly connected with the rotating shaft 322 far away from the rack 312, a driven wheel 332 is fixedly connected with one end of the rotating rod 300 far away from the burner 30, the driving wheel 331 and the rotating rod 300 are fixedly connected with one end of the rotating shaft of the burner 30, even if the temperature of the burner 30 is moved upwards, the hinged to enable the temperature of the flue gas receiving pipe 100 to be increased, and the temperature of the boiler to be increased, and the boiler receiving pipe 100, and the boiler receiving efficiency of the boiler is increased, and the boiler receiving pipe 100 is increased, and the boiler receiving pipe 100, and the boiler receiving efficiency is increased.
Referring to fig. 4, the switching assembly 23 includes an electric push rod 230, a push plate 231, a first baffle 232 and a second baffle 233, a support plate is fixedly disposed on a top of the support table, the electric push rod 230 is fixedly disposed on an outer wall of the support plate, the push plate 231 is fixedly disposed on an output end of the push plate 231, the first baffle 232 and the second baffle 233 are respectively fixedly disposed at two ends of a bottom of the push plate 231, the first baffle 232 and the second baffle 233 are respectively inserted into two housings 200, a bottom of the first insert plate and a top of the second insert plate are respectively provided with an escape slot 234, the top of the support table is provided with an escape slot for the first baffle 232 and the second baffle 233 to pass through, the electric push rod 230 is electrically connected to the controller, when the temperature sensor 104 sends the superheated steam inside the furnace body 1 to the controller due to an overhigh temperature, the electric push rod 230 is started by the controller and drives an output end of the electric push rod 231 to ascend, the output end of the electric push rod 230, the push plate 231 and the two insert plates are sequentially and fixedly connected, thereby driving the escape slot 234 on the first insert plate to ascend until the first delivery pipe 213 is aligned with an end of the first delivery pipe 213, so that the first insert plate 213 is far away from one end of the second insert plate 213, and the second insert plate 213 is close to a position of the second insert plate 235 when the second insert plate, and the second insert plate, the second insert plate 235, and the second insert plate, and the insert plate is located above the delivery pipe 235.
Referring to fig. 4, two proximity sensors 235 are fixedly arranged on the side wall of the supporting plate, each proximity sensor is electrically connected with the controller, the distance between the two proximity sensors 235 and the push plate 231 is consistent, and the two proximity sensors can be rapidly detected when the push plate 231 is lifted in place, so that the first water suction pump 211 and the second water suction pump 221 are automatically started, automatic water replenishing is realized, and the temperature regulation efficiency of the boiler is favorably improved.
Referring to fig. 7, the sliding assembly 31 includes a connecting rod 310, an inserting rod 311 and a rack 312, a sliding rail 313 is fixedly disposed on an outer wall of the mounting plate, the rack 312 is slidably disposed inside the sliding rail 313, a linear bearing is fixedly disposed at a top of the supporting platform, the inserting rod 311 is inserted inside the linear bearing, the connecting rod 310 is fixedly disposed on a side wall of the push plate 231, a bottom of the connecting rod 310 and a top of the rack 312 are respectively fixedly connected to two ends of the inserting rod 311, when the push plate 231 ascends, because the bottom of the connecting rod 310 and the top of the rack 312 are respectively fixedly connected to two ends of the inserting rod 311, the rack 312 is slidably connected to the sliding rail 313, the sliding rail 313 is fixedly connected to the mounting plate, and the inserting rod 311 is slidably connected to the supporting platform through the linear bearing, thereby driving the rack 312 to slide on the inside of the sliding rail 313.
Referring to fig. 8, the transmission assembly 32 includes a first gear 320, a second gear 321 and two rotation shafts 322, the two rotation shafts 322 are inserted into an outer wall of the mounting plate, the first gear 320 and the second gear 321 are respectively fixed on the outer walls of the two rotation shafts 322, the rack 312, the first gear 320 and the second gear 321 are sequentially engaged and connected, and the first gear 320 is smaller than the second gear 321, when the rack 312 slides up inside the sliding rail 313, since the first gear 320 and the second gear 321 are both rotatably connected with the mounting plate through the rotation shafts 322, the rack 312, the first gear 320 and the second gear 321 are sequentially engaged and connected, and the first gear 320 is smaller than the second gear 321, thereby driving the second gear 321 to rotate counterclockwise by a small amount.
Referring to fig. 8, the rotating assembly 33 includes a belt 330, a driving wheel 331 and a driven wheel 332, the driving wheel 331 is fixedly disposed on one of the rotating shafts 322 far away from the rack 312, the driven wheel 332 is fixedly disposed on one end of the rotating rod 300 far away from the burner 30, the belt 330 is sleeved between the driving wheel 331 and the driven wheel 332, when the second gear 321 rotates counterclockwise by a small amount, since the driving wheel 331 is fixedly connected to one of the rotating shafts 322 far away from the rack 312, the driven wheel 332 is fixedly connected to one end of the rotating rod 300 far away from the burner 30, the driving wheel 331 and the driven wheel 332 are sleeved by the belt 330, so as to drive the burner 30 to rotate counterclockwise by the rotating rod 300 by a small amount, and additionally, the receiving tube 101 is hinged to the receiving opening 100 of the furnace 10 by two hinge shafts, the output end of the burner 30 is fixedly connected to one end of the receiving tube 101 far away from the receiving opening 100, and further drive the receiving tube 101 to rotate downward by a small amount in the interior of the receiving opening 100, i.e. the combustion center is moved downward, so as to move the flame center of the furnace 10 synchronously downward, the amount of flue gas entering the superheater is reduced, and the temperature of the receiving tube is reduced, and the temperature monitoring and regulating efficiency of the receiving superheated steam is further improved.
Referring to fig. 6, a heat-resistant gasket 102 is fixedly arranged at one end of the furnace 10 close to the receiving opening 100, an organ protection cover 103 is arranged between one end of the heat-resistant gasket 102 and one end of the receiving pipe 101 close to the burner 30, the heat-resistant gasket 102 is used for connecting one end of the air protection cover and the outer wall of the furnace 10, and is made of super heat-resistant materials and not easy to soften, the other end of the organ protection cover 103 is fixedly connected with the outer wall of the receiving pipe 101, so that mixed combustion media entering the receiving pipe 101 from the output end of the burner 30 cannot leak when the receiving pipe 101 rotates upwards or downwards, the heating effect on the furnace 10 is improved, and the normal operation of the boiler is ensured.
Referring to fig. 3, a temperature sensor 104 is fixedly arranged on the outer wall of the furnace body 1, the output end of the temperature sensor 104 is inserted into the furnace body 1, the temperature sensor 104 is electrically connected with a controller, for a steam boiler, the steam temperature changes with the change of steam pressure, for an overheated steam boiler, the change of the steam temperature mainly depends on the heat release of the flue gas of the superheater and the heat absorption of the steam side, when the temperature of the flue gas flowing through the superheater, the amount of the flue gas, the flow rate of the flue gas and the like change, the temperature sensor 104 is used for monitoring the temperature of the overheated steam of the boiler in real time, so that the temperature signal is timely sent to the controller, and the device can conveniently deal with the temperature.
The working principle of the invention is as follows: for a steam boiler, the steam temperature of the steam boiler changes along with the change of steam pressure, for a superheated steam boiler, the change of the steam temperature mainly depends on the heat release of the flue gas of a superheater and the heat absorption of a steam side, when the temperature, the flue gas amount, the flue gas flow rate and the like of the flue gas flowing through the superheater change, the temperature of the superheated steam can rise or fall, the temperature sensor 104 is used for monitoring the temperature of the superheated steam of the boiler in real time, so that the temperature signal can be timely sent to a controller, and the device can conveniently deal with the temperature.
After the temperature sensor 104 sends the overhigh temperature of the superheated steam inside the furnace body 1 to the controller, the controller starts the electric push rod 230 and drives the output end of the electric push rod 230 to rise, the output end of the electric push rod 230, the push plate 231 and the two insert plates are sequentially and fixedly connected, so that the circulation hole 234 on the first insert plate is driven to rise until being aligned with the inside of the first delivery pipe 213, the first delivery pipe 213 is communicated with one end of the water replenishing pipe 20 away from the furnace body 1, the second insert plate synchronously rises to block the space between one end of the water replenishing pipe 20 away from the furnace body 1 and the second delivery pipe 223, when the push plate 231 rises to be close to the proximity sensor 235 located above, the circulation hole 234 on the first insert plate is in place, at the moment, the signal is sent to the controller, so that the first water suction pump 211 is started through the controller, the first water outlet pipe 212 is fixedly connected with the input end of the first water suction pump 211, the first delivery pipe 213 is fixedly connected with the output end of the first water suction pump 211, one end of the water replenishing pipe 20 away from the furnace body 1 is fixedly connected with one end of the first water suction pump 211, the high-temperature water tank 210 is further, the high-temperature water is injected into the water tank through the water pump, the water tank, the superheated steam, the combustion load is reduced, the combustion load of the furnace body is reduced, and the combustion flue gas is reduced, and the combustion load of the flue gas, and the combustion flue gas is reduced, and the combustion load is reduced.
When the push plate 231 rises, the bottom of the connecting rod 310 and the top of the rack 312 are respectively fixedly connected with two ends of the inserting rod 311, the rack 312 is slidably connected with the sliding rail 313, the sliding rail 313 is fixedly connected with the mounting plate, and the inserting rod 311 is slidably connected with the supporting table through the linear bearing, so that the rack 312 is driven to slide up in the sliding rail 313.
When the rack 312 slides upwards inside the sliding rail 313, since the first gear 320 and the second gear 321 are rotatably connected with the mounting plate through the rotating shaft 322, the rack 312, the first gear 320 and the second gear 321 are sequentially engaged and connected, and the first gear 320 is smaller than the second gear 321, so as to drive the second gear 321 to rotate counterclockwise by a small amplitude.
When the second gear 321 rotates counterclockwise by a small amount, because the driving wheel 331 is fixedly connected to one of the rotating shafts 322 far away from the rack 312, the driven wheel 332 is fixedly connected to one end of the rotating rod 300 far away from the burner 30, the driving wheel 331 and the driven wheel 332 are sleeved by the belt 330, so that the rotating rod 300 drives the burner 30 to rotate counterclockwise by a small amount, and in addition, the receiving tube 101 is hinged to the receiving opening 100 of the furnace 10 through two hinged shafts, the output end of the burner 30 is fixedly connected to one end of the receiving tube 101 far away from the receiving opening 100, and further drives the receiving tube 101 to rotate downward by a small amount inside the receiving opening 100, that is, the combustion center moves downward, so that the flame center of the furnace 10 moves downward synchronously, the amount of smoke entering the superheater is reduced, the temperature of the superheated steam is reduced, and the temperature monitoring and adjusting efficiency of the boiler is further improved.
When the temperature sensor 104 sends the overheated steam in the furnace body 1 to the controller, the controller starts the electric push rod 230 and drives the output end to descend, so as to drive the circulation hole 234 on the second insert plate to descend through the push plate 231 until the temperature is aligned with the inside of the second delivery pipe 223, so that the second delivery pipe 223 is communicated with one end of the water replenishing pipe 20 far away from the furnace body 1, so that the first insert plate descends synchronously to block the space between one end of the water replenishing pipe 20 far away from the furnace body 1 and the first delivery pipe 213, when the push plate 231 descends to be close to the proximity sensor 235 located below, that is, the circulation hole 234 on the second insert plate is in place, at the moment, the signal is sent to the controller, so as to start the second water suction pump 221 through the controller, because the second water outlet pipe 222 is fixedly connected with the input end of the second water suction pump 221, the second delivery pipe 223 is fixedly connected with the output end of the second water suction pump 221, one end of the water replenishing pipe 20 far away from the furnace body 1 is fixedly connected with one end of the second delivery pipe 223 far away from the second water suction pump 221, so that low-temperature water in the low-temperature water tank 220 is injected into the furnace body 1 through the water replenishing pipe 20, when the load is constant, the water supply temperature is reduced, the evaporation capacity cannot be reduced by enhancing the combustion, the combustion enhancement increases the smoke volume and the smoke flow velocity, the heat of the superheater is increased, and the temperature of the superheated steam rises, when the push plate 231 is lowered, because the bottom of the connecting rod 310 and the top of the rack 312 are respectively and fixedly connected with two ends of the inserted link 311, the rack 312 is in sliding connection with the sliding rail 313, the sliding rail 313 is fixedly connected with the mounting plate, the inserted link 311 is in sliding connection with the support platform through a linear bearing, so as to drive the rack 312 to slide down in the sliding rail 313, because the first gear 320 and the second gear 321 are rotatably connected with the mounting plate through the rotating shaft 322, the rack 312, the first gear 320 and the second gear 321 are meshed and connected in sequence, and the first gear 320 is smaller than the second gear 321, so as to drive the second gear 321 to rotate clockwise by a small amplitude, because the driving wheel 331 is fixedly connected with one rotating shaft 322 far away from the rack 312, the driven wheel 332 is fixedly connected with one end of the rotating rod 300 far away from the burner 30, the driving wheel 331 and the driven wheel 332 are sleeved through the belt 330, so as to drive the burner 30 to rotate clockwise by the rotating rod 300 by a small amplitude, in addition, the receiving pipe 101 is hinged with the receiving port 100 of the furnace 10 through two hinged shafts, the output end of the burner 30 is fixedly connected with one end of the receiving pipe 101 far away from the receiving port 100, and further drive the receiving pipe 101 to rotate upwards by a small amplitude in the receiving port 100, namely, the combustion center moves upwards, so that the flame center of the furnace 10 moves upwards synchronously, the smoke volume entering the superheater is increased, the smoke temperature is increased, and the temperature of the superheated steam is increased, and the temperature monitoring and regulating efficiency of the boiler is further improved.
Heat-resisting packing ring 102 is used for connecting the one end of wind gas protection casing and the outer wall of furnace 10, adopts super heat-resisting material to make, and is difficult for softening, organ protection casing 103's the other end and the outer wall fixed connection of receiving tube 101 to no matter upwards still downward rotation time at receiving tube 101 all can not be so by the mixed combustion medium of combustor 30 output entering receiving tube 101 reveal, promote the heating effect to furnace 10, and then ensure the normal operating of boiler.
Claims (10)
1. The utility model provides an ultra-low nitrogen condensation steam boiler's temperature monitoring device, includes base and furnace body (1), furnace body (1) is fixed to be established at the top of base, and the inside lower extreme of furnace body (1) is equipped with furnace (10), and the one end of furnace (10) is equipped with receiving port (100), and the top of furnace (10) is equipped with over heater, its characterized in that:
also comprises a controller, a water supplementing mechanism (2) and an adjusting mechanism (3), the top of the base is fixedly provided with a supporting platform,
the water supplementing mechanism (2) is arranged between the support platform and the furnace body (1), the water supplementing mechanism (2) comprises a water supplementing pipe (20), a first conveying assembly (21), a second conveying assembly (22) and a switching assembly (23), the first conveying assembly (21) and the second conveying assembly (22) are symmetrically arranged at the top of the support platform, the water supplementing pipe (20) is arranged between the first conveying assembly (21) and the second conveying assembly (22), the switching assembly (23) is arranged between the water supplementing pipe (20), the first conveying assembly (21) and the second conveying assembly (22),
adjustment mechanism (3) are established between the bottom and furnace (10) of brace table, adjustment mechanism (3) include combustor (30), sliding assembly (31), drive assembly (32) and rotating assembly (33), the inside of receiving port (100) is provided with receiving tube (101) through two articulated axles are articulated, combustor (30) are through the articulated top that sets up at the base of bull stick (300), the one end fixed connection of receiving port (100) is kept away from with receiving tube (101) to the output of combustor (30), the fixed mounting panel that is equipped with in below of support frame, sliding assembly (31) are established on switching module (23), drive assembly (32) are established on the mounting panel, rotating assembly (33) are established between drive assembly (32) and bull stick (300), combustor (30), first conveying component (21), second conveying component (22) and switching module (23) are electric connection with the controller.
2. A temperature monitoring apparatus of an ultra-low nitrogen condensing steam boiler according to claim 1, wherein: first conveying component (21) includes high temperature water tank (210), first water absorption pump (211), first outlet pipe (212) and first conveyer pipe (213), high temperature water tank (210) are fixed and are established the top one end at a supporting bench, first outlet pipe (212) are fixed and are established the bottom at high temperature water tank (210), the one end and the furnace body (1) intercommunication of moisturizing pipe (20), its other end is the symmetry and is provided with two housing (200), first conveyer pipe (213) are fixed to be established on the outer wall of one of them housing (200), first water absorption pump (211) are fixed and are established the top one end at a supporting bench, first outlet pipe (212) and the input fixed connection of first water absorption pump (211), first conveyer pipe (213) and the output fixed connection of first water absorption pump (211), first water absorption pump (211) are connected with the controller electricity.
3. A temperature monitoring apparatus of an ultra-low nitrogen condensing steam boiler according to claim 2, wherein: the second conveying assembly (22) comprises a low-temperature water tank (220), a second water suction pump (221), a second water outlet pipe (222) and a second conveying pipe (223), the low-temperature water tank (220) is fixedly arranged at the other end of the top of the supporting table, the second water outlet pipe (222) is fixedly arranged at the bottom of the low-temperature water tank (220), the second conveying pipe (223) is fixedly arranged on the outer wall of the other housing (200), the second water suction pump (221) is fixedly arranged at the other end of the top of the supporting table, the second water outlet pipe (222) is fixedly connected with the input end of the second water suction pump (221), the second conveying pipe (223) is fixedly connected with the output end of the second water suction pump (221), and the second water suction pump (221) is electrically connected with the controller.
4. A temperature monitoring apparatus of an ultra low nitrogen condensing steam boiler according to claim 3, wherein: switching subassembly (23) includes electric putter (230), push pedal (231), first baffle (232) and second baffle (233), the fixed backup pad that is equipped with in top of brace table, electric putter (230) are fixed to be established on the outer wall of backup pad, push pedal (231) are fixed to be established on its output, first baffle (232) and second baffle (233) are fixed respectively and are established at the bottom both ends of push pedal (231), and first baffle (232) and second baffle (233) peg graft with two housing (200) respectively, the bottom of first picture peg and the top of second picture peg all are equipped with circulation hole (234), the top of brace table is equipped with the groove of dodging that supplies first baffle (232) and second baffle (233) to pass, electric putter (230) are connected with the controller electricity.
5. A temperature monitoring apparatus of an ultra-low nitrogen condensing steam boiler according to claim 4, wherein: two proximity sensors (235) are fixedly arranged on the side wall of the supporting plate, and each proximity sensor is electrically connected with the controller.
6. A temperature monitoring apparatus of an ultra-low nitrogen condensing steam boiler according to claim 5, wherein: slide assembly (31) include connecting rod (310), inserted bar (311) and rack (312), the fixed slide rail (313) that is equipped with on the outer wall of mounting panel, rack (312) slide to set up in the inside of slide rail (313), the fixed linear bearing that is equipped with in top of brace table, inserted bar (311) are inserted and are established in linear bearing's inside, connecting rod (310) are fixed to be established on the lateral wall of push pedal (231), the bottom of connecting rod (310) and the top of rack (312) respectively with the both ends fixed connection of inserted bar (311).
7. A temperature monitoring apparatus of an ultra low nitrogen condensing steam boiler according to claim 6, wherein: the transmission assembly (32) comprises a first gear (320), a second gear (321) and two rotating shafts (322), the two rotating shafts (322) are inserted on the outer wall of the mounting plate, the first gear (320) and the second gear (321) are fixedly arranged on the outer walls of the two rotating shafts (322) respectively, the rack (312), the first gear (320) and the second gear (321) are meshed and connected in sequence, and the first gear (320) is smaller than the second gear (321).
8. A temperature monitoring apparatus of an ultra-low nitrogen condensing steam boiler according to claim 7, wherein: the rotating assembly (33) comprises a belt (330), a driving wheel (331) and a driven wheel (332), the driving wheel (331) is fixedly arranged on one rotating shaft (322) far away from the rack (312), the driven wheel (332) is fixedly arranged at one end, far away from the combustor (30), of the rotating rod (300), and the belt (330) is sleeved between the driving wheel (331) and the driven wheel (332).
9. A temperature monitoring apparatus of an ultra-low nitrogen condensing steam boiler according to claim 8, wherein: one end of the hearth (10) close to the receiving opening (100) is fixedly provided with a heat-resistant gasket (102), and an organ protective cover (103) is arranged between the heat-resistant gasket (102) and one end of the receiving pipe (101) close to the combustor (30).
10. A temperature monitoring apparatus of an ultra-low nitrogen condensing steam boiler according to claim 9, wherein: the outer wall of the furnace body (1) is fixedly provided with a temperature sensor (104), the output end of the temperature sensor (104) is inserted into the furnace body (1), and the temperature sensor (104) is electrically connected with the controller.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310049283.8A CN115789619B (en) | 2023-02-01 | 2023-02-01 | Temperature monitoring device of ultralow nitrogen condensation steam boiler |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310049283.8A CN115789619B (en) | 2023-02-01 | 2023-02-01 | Temperature monitoring device of ultralow nitrogen condensation steam boiler |
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| CN115789619B CN115789619B (en) | 2023-04-28 |
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| DE1116684B (en) * | 1958-10-22 | 1961-11-09 | Svenska Maskinverken Ab | Overheating protection for steam or hot water boiler |
| US3734402A (en) * | 1971-10-18 | 1973-05-22 | Thermo Electron Corp | Vapor generator |
| US3966118A (en) * | 1974-06-19 | 1976-06-29 | Ferdinand Karpf | Automatic regulating equipment for a heating device having a vaporizing burner |
| EP0282172A1 (en) * | 1987-03-12 | 1988-09-14 | International Control Automation Finance S.A. | Control systems for heat exchangers |
| CN101788343A (en) * | 2009-12-31 | 2010-07-28 | 华中科技大学 | Method for detecting hearth radiation energy signal and method for controlling boiler combustion by using same |
| CN102692077A (en) * | 2011-03-23 | 2012-09-26 | 庆东纳碧安株式会社 | Vacuum boiler |
| CN106524123A (en) * | 2016-11-07 | 2017-03-22 | 长春工程学院 | Overheat early warning method for supercritical boiler heating surface pipe wall using discretization conversion |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1116684B (en) * | 1958-10-22 | 1961-11-09 | Svenska Maskinverken Ab | Overheating protection for steam or hot water boiler |
| US3734402A (en) * | 1971-10-18 | 1973-05-22 | Thermo Electron Corp | Vapor generator |
| US3966118A (en) * | 1974-06-19 | 1976-06-29 | Ferdinand Karpf | Automatic regulating equipment for a heating device having a vaporizing burner |
| EP0282172A1 (en) * | 1987-03-12 | 1988-09-14 | International Control Automation Finance S.A. | Control systems for heat exchangers |
| CN101788343A (en) * | 2009-12-31 | 2010-07-28 | 华中科技大学 | Method for detecting hearth radiation energy signal and method for controlling boiler combustion by using same |
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| Publication number | Publication date |
|---|---|
| CN115789619B (en) | 2023-04-28 |
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