CN204026997U - A tractor serves several purposes temperature regulates vacuum hot water unit - Google Patents
A tractor serves several purposes temperature regulates vacuum hot water unit Download PDFInfo
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- CN204026997U CN204026997U CN201420451565.7U CN201420451565U CN204026997U CN 204026997 U CN204026997 U CN 204026997U CN 201420451565 U CN201420451565 U CN 201420451565U CN 204026997 U CN204026997 U CN 204026997U
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- vacuum
- hot water
- flue gas
- recovery device
- temperature
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Abstract
The thermoregulator vacuum hot water unit of a kind of a tractor serves several purposes, include the vacuum chamber that burner hearth, shell and condensing chamber, top form, in vacuum chamber, be divided into bottom heating agent hydroecium and top negative pressure vaporium, in vacuum chamber, expanded joint or interference are connected with heat-exchanging tube bundle, also include vacuum furnace body flue gas heat recovery device, vacuum furnace body flue gas heat recovery device is arranged at the rear end of vacuum chamber and is communicated with it; Outlet pipeline and water return pipeline that vacuum furnace body flue gas heat recovery device includes heat exchange bobbin carriage, is communicated with heat exchange bobbin carriage are provided with heat exchanger tube in heat exchange bobbin carriage, and heat exchanger tube has hot water outlet.The afterbody of vacuum chamber increases flue gas heat recovery device, vacuum unit exhaust gas temperature is down to below 70 ℃, thereby improves 8～15 percentage points of the thermals efficiency; While establishing multi units tube bundle in vacuum Hot water units, the utility model can control effectively to leaving water temperature, to meet the different demands with coolant-temperature gage, makes vacuum hot water unit really realize a tractor serves several purposes.
Description
Technical field
The utility model relates to hot water supply equipment's technical field, and more particularly, particularly a kind of a tractor serves several purposes temperature regulates vacuum hot water unit.
Background technology
For reaching a tractor serves several purposes, vacuum hot water unit need arrange the hot water that the different heater of many groups provides multiple different purposes, different temperatures, but vacuum hot water unit temperature control system can only realize burner on off control by a leaving water temperature and heat medium water temperature.
If 1 vacuum hot water unit only has one group of heat-exchanging tube bundle, can require leaving water temperature to set burner start and stop by user, thereby reach design temperature.
If 2 vacuum hot water units have heat-exchanging tube bundle more than two, the maximum water temperature requiring by user is set the on off control of burner, and the low heat-exchanging tube bundle leaving water temperature of temperature can be affected, and higher than temperature required, the mode that generally employing system adds bypass regulates solution.
Utility model content
In view of this, the utility model provides a kind of a tractor serves several purposes temperature to regulate vacuum hot water unit, to address the above problem.
For achieving the above object, the utility model provides following technical scheme:
The thermoregulator vacuum hot water unit of a kind of a tractor serves several purposes, include the vacuum chamber that burner hearth, shell and condensing chamber, top form, in described vacuum chamber, be divided into bottom heating agent hydroecium and top negative pressure vaporium, in described vacuum chamber, expanded joint or interference are connected with heat-exchanging tube bundle, also include vacuum furnace body flue gas heat recovery device, described vacuum furnace body flue gas heat recovery device is arranged at the rear end of described vacuum chamber and is communicated with it; Outlet pipeline and water return pipeline that described vacuum furnace body flue gas heat recovery device includes heat exchange bobbin carriage, is communicated with described heat exchange bobbin carriage are provided with heat exchanger tube in described heat exchange bobbin carriage, and described heat exchanger tube has hot water outlet.
Preferably, the utility model also includes control system, the Electronic Control valve that described control system includes PLC controller, is connected with described PLC controller signals;
On described vacuum furnace body flue gas heat recovery device, have valve, described valve is described Electronic Control valve.
Preferably, described vacuum furnace body flue gas heat recovery device is connected with described burner hearth and forms integral structure.
A tractor serves several purposes temperature that the utility model provides regulates vacuum hot water unit, by its structural design: the afterbody of vacuum chamber increases flue gas heat recovery device, vacuum unit exhaust gas temperature is down to below 70 ℃, thereby improves 8～15 percentage points of the thermals efficiency; While establishing multi units tube bundle in vacuum Hot water units, the utility model can control effectively to leaving water temperature, to meet the different demands with coolant-temperature gage, makes vacuum hot water unit really realize a tractor serves several purposes.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the overall cutaway view that in a kind of embodiment of the utility model, a tractor serves several purposes temperature regulates vacuum hot water unit;
Fig. 2 is that in a kind of embodiment of the utility model, a tractor serves several purposes temperature regulates vacuum hot water machine set system schematic diagram in vacuum hot water unit;
Fig. 3 is I enlarged detail in Fig. 2.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1 to Fig. 3, the purpose of this utility model is to provide a kind of a tractor serves several purposes temperature to regulate vacuum hot water unit, the problem that cannot control effectively to the leaving water temperature of difference tube bank while establishing multi units tube bundle in order to solve in vacuum hot water unit, thereby meet the different demands with coolant-temperature gage, realize and make vacuum hot water unit really realize a tractor serves several purposes.
For achieving the above object, the technical scheme that the utility model is taked is:
A tractor serves several purposes temperature regulates a vacuum hot water unit, comprises burner 8, water-cooled front smoke box 7, rear smoke box 14, heat-exchanging tube bundle 5, vacuum furnace body flue gas heat recovery device 1, Hot water units switch board 15 more than two.Wherein, Hot water units adopts boiler and heat exchanger integrated design, is provided with vacuum chamber and flue gas heat recovery device 1 simultaneously, vacuum unit exhaust gas temperature is down to below 70 ℃, thereby improves 8～15 percentage points of the thermals efficiency.
2, each heat-exchanging tube bundle of vacuum hot water unit is equipped with heat exchange bobbin carriage 22, outlet pipeline 21, water return pipeline 20, respectively on two ports of heat-exchanging tube bundle bobbin carriage, heat exchanger tube two ends are all positioned at former and later two heat exchange bobbin carriages, heat exchange bobbin carriage 22 is divided into intake antrum and backwater cavity by bobbin carriage dividing plate 23 by bobbin carriage, intake antrum and backwater cavity are communicated with by heat-exchanging tube bundle 5, it is characterized in that designing the heat-exchanging tube bundle 5 that coolant-temperature gage is lower, outlet pipeline 21, between water return pipeline 20, be provided with bypass line 25, electric temperature control valve 17 is housed on bypass line, and by temperature transmitter T
3(16) temperature signal is sent to switch board 15, switch board 15 is according to the aperture of this signal motorized adjustment temperature-sensing valve 17.Leaving water temperature transmitter T in outlet pipeline 21
2(19) return water temperature transmitter T and in water return pipeline
4(18) temperature signal of transmission, as temperature compensation signal, makes controller can predict in advance water-mixing temperature situation, makes leaving water temperature more accurate, thereby reaches the temperature of setting, really realizes a tractor serves several purposes.
By above technical scheme, solved the following problem of vacuum hot water unit:
1, afterbody increases flue gas heat recovery device, vacuum unit exhaust gas temperature is down to below 70 ℃, thereby improves 8～15 percentage points of the thermals efficiency;
2, with temp regulating function, while establishing multi units tube bundle in solution vacuum hot water unit, leaving water temperature is control effectively, to meet the different demands with coolant-temperature gage, make vacuum hot water unit really realize a tractor serves several purposes.
The top of flue gas heat recovery device 1 offers exhanst gas outlet 12, for low-temperature flue gas, discharges.
The thermoregulator vacuum hot water unit of a tractor serves several purposes that the utility model provides comprises the vacuum chamber that burner hearth 4, shell 3 and condensing chamber, top 6 form, and vacuum chamber is divided into bottom heating agent hydroecium and top negative pressure vaporium.Expanded joint heat-exchanging tube bundle 5 in vacuum chamber, the total heat-exchanging tube bundle I of heat-exchanging tube bundle 5 and two groups of heat-exchanging tube bundles of heat-exchanging tube bundle II, heat-exchanging tube bundle I and heat-exchanging tube bundle II two ends are respectively provided with heat exchange bobbin carriage 9 and heat exchange bobbin carriage 10.Vacuum hot water unit afterbody is provided with flue gas heat recovery device 1, connect switch board 15 power supplys, open burner 8, formation high-temperature flue gas jets out flames after burner combustion, high-temperature flue gas is in the interior burning of burner hearth 4, burner hearth 4 has adopted popin combining structure, reduce burner hearth thermal stress, improve service life of equipment, high-temperature flue gas carries out heat exchange by heat medium water in burner hearth 4 and threaded flue 11 and vacuum chamber, heat is passed to heat medium water in vacuum chamber, under negative pressure state, in vacuum chamber, heat medium water explosive evaporation is that the cold water that negative pressure steam enters in condensing chamber, top 6 negative pressure steam and heat-exchanging tube bundle 5 carries out heat exchange, make the water in heat-exchanging tube bundle reach design temperature and supply with user.
Flue gas heat recovery device 1 adopts steel combined with aluminum or stainless steel finned tube 2, as heating surface, finned tube 2 is outside to communicate with flue gas, inside communicates with backwater, finned tube is outward the high-temperature flue gas that burner hearth 4 is discharged, and adopt high-temperature flue gas to heat the water in finned tube 2, because system return water temperature is lower, generally be no more than 50 ℃, can make a large amount of condensations of water vapour in flue gas emit the latent heat of vaporization, carry out heat exchange with the backwater in finned tube 2, make backwater heat up and communicate with heat-exchanging tube bundle 5 by pipeline, flue gas heat recovery device is the finned tube that level is installed, heat exchange area has increased 5～10 times, and finned tube 2 surfactant fluids are turbulence state, make its heat transfer coefficient improve 1～3 times.System backwater enters from flue gas heat recovery device 1 lower water inlet 13, spirals up, and certainly export 21 outflows through heat-exchanging tube bundle 5 by finned tube 2.By increasing flue gas heat recovery device, vacuum unit exhaust gas temperature is down to below 70 ℃, thereby improves 8～15 percentage points of the thermals efficiency.
Vacuum hot water unit comprises two heat-exchanging tube bundle I, II, each heat-exchanging tube bundle is equipped with heat exchange bobbin carriage 22, outlet pipeline 21, water return pipeline 20, heat-exchanging tube bundle I water outlet temperature setting is 80 ℃, for radiator heating, and can be by leaving water temperature transmitter T in outlet pipeline 21
1(26) and vacuum chamber design temperature regulate combustion burner 8 apertures, it is 50 ℃ that heat-exchanging tube bundle II sets leaving water temperature, for floor heating, water while normally moving due to equipment in water return pipeline 20 is always lower than the water in outlet pipeline 21, can between water return pipeline 20 and outlet pipeline 21, establish a bypass line 25, and on bypass line 25, set up electric temperature control valve 17, and regulate circling water flow rate in bypass line 25 by electric temperature control valve 17.If the water temperature in outlet pipeline 21 is higher than 50 ℃ of design temperatures, leaving water temperature transmitter T
2signal is sent to switch board 15, and switch board 15 is according to temperature transmitter T
2the temperature signal of passing back is predicted variations in temperature in advance, and opens in advance electric temperature control valve, and the aperture of the Signal Regulation temperature-sensing valve 17 of passing back according to temperature transmitter T3, thereby makes water-mixing temperature reach 50 ℃ of design temperatures, return water temperature transmitter T
4with leaving water temperature transmitter T
3as temperature-compensating, make controller predict in advance variations in temperature, make control more accurate, really realize a tractor serves several purposes.Simultaneously by temperature transmitter T
4send return water temperature to switch board 15, by temperature transmitter T
3send leaving water temperature to switch board 15, and show in switch board man-machine interface.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (3)
1. the thermoregulator vacuum hot water unit of a tractor serves several purposes, include the vacuum chamber that burner hearth, shell and condensing chamber, top form, be divided into bottom heating agent hydroecium and top negative pressure vaporium in described vacuum chamber, in described vacuum chamber, expanded joint or interference are connected with heat-exchanging tube bundle, it is characterized in that
Also include vacuum furnace body flue gas heat recovery device, described vacuum furnace body flue gas heat recovery device is arranged at the rear end of described vacuum chamber and is communicated with it;
Outlet pipeline and water return pipeline that described vacuum furnace body flue gas heat recovery device includes heat exchange bobbin carriage, is communicated with described heat exchange bobbin carriage are provided with heat exchanger tube in described heat exchange bobbin carriage, and described heat exchanger tube has hot water outlet.
2. the thermoregulator vacuum hot water unit of a tractor serves several purposes according to claim 1, is characterized in that,
Also include control system, the Electronic Control valve that described control system includes PLC controller, is connected with described PLC controller signals;
On described vacuum furnace body flue gas heat recovery device, have valve, described valve is described Electronic Control valve.
3. the thermoregulator vacuum hot water unit of a tractor serves several purposes according to claim 1, is characterized in that,
Described vacuum furnace body flue gas heat recovery device is connected with described burner hearth and forms integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420451565.7U CN204026997U (en) | 2014-08-11 | 2014-08-11 | A tractor serves several purposes temperature regulates vacuum hot water unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420451565.7U CN204026997U (en) | 2014-08-11 | 2014-08-11 | A tractor serves several purposes temperature regulates vacuum hot water unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204026997U true CN204026997U (en) | 2014-12-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420451565.7U Expired - Fee Related CN204026997U (en) | 2014-08-11 | 2014-08-11 | A tractor serves several purposes temperature regulates vacuum hot water unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN204026997U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571130A (en) * | 2016-02-01 | 2016-05-11 | 力聚热力设备科技有限公司 | Phase change heat exchange hot water machine set |
| CN107606615A (en) * | 2017-10-18 | 2018-01-19 | 力聚热力设备科技有限公司 | Combustor in slit-aperture type flame combustion apparatus |
| CN108361960A (en) * | 2018-03-28 | 2018-08-03 | 浙江双峰锅炉制造有限公司 | One kind returning flame formula waterpipe type vacuum hot water unit |
-
2014
- 2014-08-11 CN CN201420451565.7U patent/CN204026997U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571130A (en) * | 2016-02-01 | 2016-05-11 | 力聚热力设备科技有限公司 | Phase change heat exchange hot water machine set |
| CN107606615A (en) * | 2017-10-18 | 2018-01-19 | 力聚热力设备科技有限公司 | Combustor in slit-aperture type flame combustion apparatus |
| CN108361960A (en) * | 2018-03-28 | 2018-08-03 | 浙江双峰锅炉制造有限公司 | One kind returning flame formula waterpipe type vacuum hot water unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160810 Address after: 071000 No. 888, Taihang Road, Hebei, Baoding Patentee after: HEBEI BAODING TAIHANG GROUP RESPONSIBLE CO.,LTD. Address before: 071000, No. 60, Shi Zhuang Street, South City, Hebei, Baoding Patentee before: Wei Tianyan |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20210811 |