CN2459533Y - Vertical normal pressure high temp. steam boiler - Google Patents
Vertical normal pressure high temp. steam boiler Download PDFInfo
- Publication number
- CN2459533Y CN2459533Y CN 00265517 CN00265517U CN2459533Y CN 2459533 Y CN2459533 Y CN 2459533Y CN 00265517 CN00265517 CN 00265517 CN 00265517 U CN00265517 U CN 00265517U CN 2459533 Y CN2459533 Y CN 2459533Y
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- boiler
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- comb
- outlet
- saturated vapor
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Abstract
The utility model relates to a vertical normal pressure high temp. steam boiler which is composed of a boiler body, an inner liner, a fixed type moving grate, a combustion chamber, a water cooling grate, a convection heat exchange chamber, a heat exchange calandria, a smoke pipe, a smoke channel, a smoke gathering box, etc. The utility model is characterized in that the interior of the convection heat exchange chamber is provided with a steam superheater, the inlet end of the steam superheater is communicated with the saturated steam outlet of the boiler through a steam outlet connecting pipe, and the outlet end is communicated with user equipment. The utility model is not provided with any heat conducting medium, the boiler pressure is not raised, the waste heat of the boiler is used, saturated steam about 100 DEG C can be converted into high temperature steam about 150 DEG C to 200 DEG C through heat exchange, and the steam temperature can be properly adjusted according to user's needs. The utility model has the advantages of compact structure, reasonable installation position of the steam superheater, and convenient disassembly, and the boiler thermal efficiency can be raised.
Description
The utility model relates to a kind of combustion apparatus, especially for a kind of vertical constant-pressure and high-temperature steam boiler that needs the high-temperature steam occasion.
Existing normal-pressure boiler can satisfy the common needs of heating up water and warming oneself, but to carrying out disinfection with high-temperature steam, can not being met fully during special requirement such as Saunas, fabrics printing and dyeing, wine brewing.Therefore, steam superheater is installed by the boiler for producing producer that has in the combustion chamber of boiler, like this, though satisfied the requirement of high-temperature vapour, but because the combustion chamber belongs to the hyperthermia radiation heat affected zone, superheater is burnt out, and be installed in the abundant burning that also influences coal in the combustion chamber, reduced the overall thermal efficiency of boiler.Simultaneously, steam superheater and boiler erection connect as one, and the dismounting maintenance is extremely inconvenient; The boiler that also has is installed in the position of boiler flue gas outlet with superheater, though do not easy burn-out of superheater like this, the vapor (steam) temperature of gained is on the low side, and reduces flue-gas temperature easily and tie acid and reveal the corrosion boiler.
The purpose of this utility model is to provide a kind of installation site of steam superheater reasonable, convenient disassembly, and long service life can improve the vertical constant-pressure and high-temperature steam boiler of boiler thermal output.
The solution of the utility model technology is: comprise body of heater 18, in courage 19, fixed moving grate 1 in being located in the courage 19, lower combustion chamber 2, water-cooled grate 4, upper combustion chamber 5 be located at lower combustion chamber 2 in the secondary air duct 3 that links to each other with body of heater 18 and be located at the convection heat-exchange chamber 6 at body of heater middle part, up smoke pipe 16 with convection heat-exchange chamber 6 and 5 UNICOMs of upper combustion chamber, be located at the heat exchange pipe 15 in the convection heat-exchange chamber 6, the annular flue 13 that convection heat-exchange chamber 6 tops are provided with and the exhanst gas outlet 25 of poly-smoke box 12 and upper boiler, saturated vapor outlet 11, it is characterized in that in convection heat-exchange chamber 6, being equipped with steam superheater 7, its arrival end goes out vapour connecting leg 10 by boiler and is communicated with boiler saturated vapor outlet 11, and the port of export is communicated with subscriber equipment.
Steam superheater 7 is made of saturated vapor inlet tube 72, superheated steam outlet 71, upper strata comb 73, lower floor's comb 75 and descending tube connector 74 in this programme, wherein saturated vapor inlet tube 72 and superheated steam outlet 71 are connected with lower floor comb 75 with upper strata comb 73 respectively, upper strata comb 73 and lower floor's comb 75 link into an integrated entity by descending tube connector 74, saturated vapor inlet tube 72 goes out vapour connecting leg 10 by boiler and is communicated with boiler saturated vapor outlet 11, and superheated steam outlet 71 is communicated with subscriber equipment.
In this programme, go out at boiler on communicating pipe of 18 of vapour connecting leg 10 and bodies of heater to be provided with control valve 9.
Advantage of the present utility model is: owing to the heat convection that steam superheater is installed in boiler is indoor, and convection heat-exchange chamber is arranged on the middle part of body of heater, both can fully absorb the indoor waste heat of heat convection, can obtain higher high-temperature steam again, can reach about 150-200 ℃, accomplish multi-use, and easy burn-out steam superheater not, also can reduce the exhaust gas temperature of boiler, energy savings improves boiler thermal output.In the utility model steam superheater is connected to the opening part of convection heat-exchange chamber simultaneously by flange, and be provided with capping at opening part, promptly for convenience detach, make convection heat-exchange chamber reach the better seal effect again, reduce heat loss, and required vapor (steam) temperature can be by going out the adjusting of the control valve on communicating pipe between vapour connecting leg and body of heater.
Following accompanying drawing has been described embodiment of the present utility model.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the A-A profile of Fig. 1.
Below in conjunction with accompanying drawing the utility model is described in detail.As shown in the figure, the utility model is provided with body of heater 18 and lining courage 19, is provided with fixed moving grate 1 in the bottom of lining courage 19, though this fire grate be fixed on the courage 19, moving its spanner can movable this fire grate.In also be provided with water-cooled grate 4 in the courage 19, water-cooled grate 4 can be made of one deck comb, also can be by parallel two layers or parallel three layers of comb are staggered up and down constitutes, in this programme, water-cooled grate 4 constitutes by two layers of parallel comb are staggered up and down, be staggered like this, can be heated better, flue gas is fully burnt, simultaneously can eliminate black smoke, increase ventilation, improve the grate temperature of water-cooled grate, increase burning velocity.Water-cooled grate 4 is divided into upper combustion chamber 5 and lower combustion chamber 2 with the combustion chamber, upper combustion chamber 5 and lower combustion chamber 2 are respectively equipped with coal shoot door 17 and coal shoot door 20, be provided with the secondary air duct 3 that a circle is communicated with body of heater 18 on lower combustion chamber 2 tops, the bottom of lower combustion chamber 2 is provided with movable ash-falling chamber 23, ash-falling chamber's shoot door 21, blast orifice 22.In the middle part of courage 19 be provided with convection heat-exchange chamber 6, the below of convection heat-exchange chamber 6 is provided with up smoke pipe 16, its top is communicated with convection heat-exchange chamber 6, the lower end is communicated with upper combustion chamber 5.Be provided with heat exchange pipe 15 in the convection heat-exchange chamber 6, enter annular smoke box 13 after 15 heat exchange of high-temperature flue gas process heat exchange pipe, after poly-smoke-box 12 imports the exhanst gas outlet 25 at boiler tops, annular smoke box 13 is provided with ash door 14, the boiler top is provided with saturated vapor outlet 11, and Heat Room 6 is provided with Heat Room shoot door 24.In order to make the utility model can satisfy steam user's needs, make full use of the waste heat in the Heat Room 6, steam superheater 7 is installed in Heat Room 6, be provided with the connecting leg 10 of giving vent to anger between steam superheater 7 and the boiler saturated vapor outlet 11, go out between vapour connecting leg 10 and the body of heater 18 and be provided with communicating pipe, on establish control valve 9, in order to regulate superheat steam temperature.The arrival end of steam superheater 7 is communicated with saturated vapor outlet 11 by going out vapour connecting leg 10, the port of export of steam superheater 7 is communicated with subscriber equipment, steam superheater 7 can be made of the individual layer comb, also can adopt and go out double-deck comb or three layers of calandria structure under enterprising, in the present embodiment, adopt double-deck calandria structure, promptly by saturated vapor inlet tube 72, superheated steam outlet 71, upper strata comb 73, lower floor's comb 75 and descending tube connector 74 constitute steam superheater 7, wherein, saturated vapor inlet tube 72 and superheated steam outlet 71 are connected with lower floor comb 75 with upper strata comb 73 respectively, upper strata comb 73 and lower floor's comb 75 link into an integrated entity by descending connecting leg 74, saturated vapor inlet tube 72 goes out vapour connecting leg 10 by boiler and is communicated with boiler saturated vapor outlet 11, and superheated steam outlet 71 is communicated with subscriber equipment.During operation, the normal pressure saturated vapor that boiler produces goes out vapour connecting leg 10 by boiler venthole 11 through boiler and delivers in the saturated vapor inlet tube 72 of steam superheater 7, entering the back that is heated in the upper strata comb 73 enters into lower floor's comb 75 to the rear end through descending tube connector 74 and washes away and enter into subscriber equipment through the superheated steam outlet 71 of front end again after being heated, during installation, perforate on convection heat-exchange chamber 6, the steam superheater 7 of packing into thus passes capping 8 and goes out vapour connecting leg 10 by flange and boiler and be communicated with, this kind mounting means was both simple, be convenient to dismounting, make convection heat-exchange chamber reach the better seal effect again, reduce heat loss.In existing boiler Heat Room, steam superheater is installed, do not add any heat-conducting medium, do not improve boiler pressure, utilize boiler afterheat, the saturated vapor heat exchange about 100 ℃ can be become the high-temperature steam about 150-200 ℃, and vapor (steam) temperature can suitably be regulated also according to user's needs, user's needs have promptly been satisfied, reduced exhaust gas temperature again, improved the thermal efficiency, steam superheater can be contained in the Heat Room of vertical boiler of various structures.
Claims (3)
1. vertical constant-pressure and high-temperature steam boiler, comprise body of heater (18), in courage (19), fixed moving grate (1) in the courage in being located at (19), lower combustion chamber (2), water-cooled grate (4), upper combustion chamber (5) be located at lower combustion chamber (2) in the secondary air duct (3) that links to each other with body of heater (18) and be located at the convection heat-exchange chamber (6) at body of heater middle part, up smoke pipe (16) with convection heat-exchange chamber (6) and UNICOM of upper combustion chamber (5), be located at the heat exchange pipe (15) in the convection heat-exchange chamber (6), the annular flue (13) that convection heat-exchange chamber (6) top is provided with and the exhanst gas outlet (25) of poly-smoke box (12) and upper boiler, saturated vapor outlet (11), it is characterized in that in convection heat-exchange chamber (6), being equipped with steam superheater (7), its arrival end goes out vapour connecting leg (10) by boiler and is communicated with boiler saturated vapor outlet (11), and the port of export is communicated with subscriber equipment.
2. vertical constant-pressure and high-temperature steam boiler according to claim 1, it is characterized in that described steam superheater (7) is by saturated vapor inlet tube (72), superheated steam outlet (71), upper strata comb (73), lower floor's comb (75) and descending tube connector (74) constitute, wherein saturated vapor inlet tube (72) is connected with lower floor's comb (75) with upper strata comb (73) respectively with superheated steam outlet (71), upper strata comb (73) and lower floor's comb (75) link into an integrated entity by descending tube connector (74), saturated vapor inlet tube (72) goes out vapour connecting leg (10) by boiler and is communicated with boiler saturated vapor outlet (11), and superheated steam outlet (71) is communicated with subscriber equipment.
3. vertical constant-pressure and high-temperature steam boiler according to claim 1 and 2 is characterized in that being provided with control valve (9) on boiler goes out communicating pipe between vapour connecting leg (10) and body of heater (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00265517 CN2459533Y (en) | 2000-12-24 | 2000-12-24 | Vertical normal pressure high temp. steam boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00265517 CN2459533Y (en) | 2000-12-24 | 2000-12-24 | Vertical normal pressure high temp. steam boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2459533Y true CN2459533Y (en) | 2001-11-14 |
Family
ID=33619886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00265517 Expired - Fee Related CN2459533Y (en) | 2000-12-24 | 2000-12-24 | Vertical normal pressure high temp. steam boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2459533Y (en) |
-
2000
- 2000-12-24 CN CN 00265517 patent/CN2459533Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |