CN201803606U - Steam discharge recycling device - Google Patents
Steam discharge recycling device Download PDFInfo
- Publication number
- CN201803606U CN201803606U CN2010205525291U CN201020552529U CN201803606U CN 201803606 U CN201803606 U CN 201803606U CN 2010205525291 U CN2010205525291 U CN 2010205525291U CN 201020552529 U CN201020552529 U CN 201020552529U CN 201803606 U CN201803606 U CN 201803606U
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- steam
- water
- container casing
- pipe
- discharge
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Abstract
The utility model discloses a steam discharge recycling device which can carry out full mixing of steam and water for convection and heat exchange, and is high in heating rate. The steam discharge recycling device comprises a container shell and a hot water outlet at the bottom end of the container shell, wherein a water distribution system communicated with a water supply pipe is arranged on the upper part of the container shell, a steam distribution pipe communicated with a steam discharge pipe is arranged on the lower part of the container shell, a lower water distribution plate connected with the container shell is arranged above the steam distribution pipe, and a filler is arranged above the lower water distribution plate. The steam discharge recycling device is used for recycling and utilizing the discharged steam.
Description
Technical field
The utility model relates to heat exchanger, particularly utilizes steam discharge to add the discharge of steam retracting device of hot water.
Background technology
At present, be the equipment that thermal source adds hot water with steam, generally adopt dividing wall type heat exchanger and direct contact heat exchanger, the steam of dividing wall type heat exchanger and water carry out the heat transmission by the heat transfer wall of buffer fluid.The heat exchange efficiency of dividing wall type heat exchanger is low, and the easy fouling of heat transfer wall, and heat exchanger volume is huge, and the steel consumption is big.Direct contact heat exchanger is that steam pipe is directly fed in the water, and this heat exchanger noise is big especially, produces noise pollution.
No. 89213399.6 utility model patent of China discloses a kind of direct heater with steam heating water, is made up of tube connector, resistive sound sucting ring, shell body and diffuser.The resistive sound sucting ring of this kind heater makes the steam that enters heater change the flow direction slowly, reduces flowing velocity, hinders the propagation of sound wave, realizes reducing the intensity of noise.But steam in this heater and water can not fully mix, and form bigger thermograde, and the rate of heat addition is low.
Summary of the invention
The technical problem that the utility model solves provides a kind of steam and the abundant mixed convection heat exchange of water, discharge of steam retracting device that the rate of heat addition is high of making.
For solving the problems of the technologies described above, discharge of steam retracting device of the present utility model comprise container casing with and the hot water outlet of bottom, described container casing top is provided with the water distribution system that is communicated with feed pipe, described container casing bottom is provided with the steam-distributing pipe that is communicated with steam discharge pipe, the steam-distributing pipe top is provided with the following water distributing plate that is connected with container casing, and following water distributing plate top is provided with filler.
Cold water is atomized down after by water distribution system and dashes, and meets in filler with the steam that rises and fully mixes mass-and heat-transfer.Because vaporific water droplet has bigger heat exchange surface area, and flow velocity is very big, it is minimum that the water droplet surface tension is reduced to the adverse effect of heat exchange, and the coefficient of heat transfer of steam and water improves greatly, reaches as high as 18000 W/ m
2.K.Adopt this structure, the abundant mixed convection heat exchange of cold water and steam, the steam of discharging becomes condensate water after emitting the latent heat of vaporization rapidly within a short period of time, cold water can within a short period of time thermally equivalent, finally, use for the user after condensate water and the heated cold water mix, saved the energy.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1 water intaking valve, 2 water inlet distributing pipes, 3 nozzles, 4 fillers, 5 times water distributing plates, 6 steam inlet valves, 7 container casings, 8 outlet valves, 9 safety valves, 10 water outlet buffer units, 11 liquid level gauges, 12 pressure gauges, 13 thermometers, 14 draining valves, 15 motors, 16 sled seats, 17 water pumps, 18 control systems, 19 steam-distributing pipes, 20 feed pipes, water distributing plate on 21,22 drainpipes.
The specific embodiment
As shown in Figure 1, the discharge of steam retracting device comprises container casing 7, water distribution system, steam-distributing pipe 19, hot water outlet, upper and lower water distributing plate 5 and filler 4.Container casing 7 tops are provided with water distribution system, and this water distribution system is water inlet distributing pipe 2, uniform some hole for water sprayings on the water inlet distributing pipe 2, and cold water is through hole for water spraying ejection and atomizing.The endcapped of water inlet distributing pipe 2, other end propelling container housing 7 also is connected by flange with the delivery port of feed pipe 20.The water inlet of feed pipe 20 is communicated with the discharge outlet of water pump 17 by water intaking valve 1, and water pump 17 drives by motor 15.Described container casing 7 bottoms are provided with steam-distributing pipe 19, the endcapped of steam-distributing pipe 19, and other end propelling container housing 7 also is communicated with by steam inlet valve 6 with the venthole of steam discharge pipe (not shown).The uniform some apertures of the circumferential upper part of steam-distributing pipe 19, steam sprays by aperture, and a part of steam is owing to the reduction of pressure and temperature is condensed.Above the steam-distributing pipe 19 with below the water distribution system water distributing plate 5 down is being set, following water distributing plate 5 is the flat board of uniform some water distributing pores, and plate edge is fixedlyed connected with container casing 7 inwalls.Following water distributing plate 5 tops are provided with certain thickness filler 4.In order to obtain better effect, filler 4 tops are provided with water distributing plate 21.Cold water is atomized down after by water distribution system and dashes, rise by the steam that does not condense after steam-distributing pipe 19 ejections, both meet in filler 4 by upper and lower water distributing plate 5,21 backs respectively and fully mix mass-and heat-transfer, steam becomes condensate water after emitting the latent heat of vaporization rapidly, and the cold water back temperature of absorbing heat rapidly raises and to mix with condensate water and converge in container casing 7 bottoms formation hot water.Container casing 7 bottoms are provided with hot water outlet, hot water outlet is provided with water outlet buffer unit 10, this hot water buffer unit 10 is 4 and is distributed on around the hot water outlet and the narrow tube that is communicated with it, the axis of narrow tube and hot water outlet axis normal, the narrow tube tube wall has some inlet openings.Hot water enters hot water outlet by the inlet opening, plays cushioning effect.Hot water outlet is communicated with the outlet pipe (not shown) by outlet valve 8.The hot water that converges in container casing 7 bottoms is derived by outlet pipe, for hot equipment or/and boiler use.
Because vaporific water droplet has bigger heat exchange surface area, and flow velocity is very big, it is minimum that the water droplet surface tension is reduced to the adverse effect of heat exchange, and the coefficient of heat transfer of steam and water improves greatly, reaches as high as 18000 W/ m
2.K.Adopt this structure, the abundant mixed convection heat exchange of cold water and steam, the steam of discharging becomes condensate water after emitting the latent heat of vaporization rapidly within a short period of time, cold water can within a short period of time thermally equivalent, finally, condensate water and heated cold water mix form hot water and use for the user, have recycled the heat of discharged steam effectively, save the energy and water, reduced environmental pollution.
As further improvement of the utility model, described water distribution system is made up of water inlet distributing pipe 2 and the plurality of nozzles 3 that is arranged on the water distributing pipe 2 into, and nozzle 3 is uniform along distributing pipes 2 length directions of intaking, and nozzle 3 down.Described nozzle 3 adopts copper or stainless steel, abrasion-proof corrosion-proof performance height, and its atomization does not reduce under flow, pressure load change, and good hydraulic characteristic(s) is arranged.
Adopt this structure, cold water is through nozzle 3, under the double action of centrifugal force and water pressure, produce rotation at a high speed and become vaporific water droplet, obtain better atomizing effect and spouting velocity, it is minimum that the water droplet surface tension is reduced to the adverse effect of heat exchange, further improves the coefficient of heat transfer of steam and water.
For make in the container casing 7 water level within the specific limits, described container casing 7 bottoms are provided with the drainpipe 22 of draining valve 14, and described container casing 7 arranged outside are controlled the control system 18 that draining valve 14 opens and closes with the container casing 7 interior liquid level gauges 11 that are communicated with and by liquid level.Liquid level gauge 11 is electrically connected with control system 18, and draining valve 14 is electrically connected with control system 18.Because the continuous generation of hot water and the continuous discharge of hot water in the container casing 7, water level in the container casing 7 can increase or reduce, when the water level in the container casing 7 surpasses limit value, the liquid level signal metering-in control system 18 that liquid level gauge 11 sends, control system 18 control draining valves 14 are opened, thereby hot water is discharged by drainpipe 22 roads, and liquid level is fallen back in the limit value.
Make for convenience, described container casing 7 is a tank body.
Stable in order to guarantee security of operation of the present utility model, servicing unit such as safety valve 9, pressure gauge 12, thermometer 13 and manhole (not shown) is set on the described container casing 7 and rises and install and the sled seat 16 of fixation.
Described control system 18, can be electrically connected with thermometer, pressure gauge, safety valve 9, motor 15, by temperature signal control output, pass through pressure signal, monitoring of containers housing 7 internal pressure sizes, can open safety valve 9 pressure releases automatically during superpressure, the assurance device safe operation realizes the automatic operation and the security monitoring of equipment.
Claims (4)
1. discharge of steam retracting device, comprise container casing (7) with and the hot water outlet of bottom, it is characterized in that, described container casing (7) top is provided with the water distribution system that is communicated with feed pipe (20), described container casing (7) bottom is provided with the steam-distributing pipe (19) that is communicated with steam discharge pipe, steam-distributing pipe (19) top is provided with the following water distributing plate (5) that is connected with container casing (7), and following water distributing plate (5) top is provided with filler (4).
2. according to the described discharge of steam retracting device of claim 1, it is characterized in that described water distribution system is made up of water inlet distributing pipe (2) and the plurality of nozzles (3) that is arranged on the water distributing pipe (2) into.
3. according to claim 1 or 2 described discharge of steam retracting devices, it is characterized in that, described container casing (7) bottom is provided with the drainpipe (22) of draining valve (14), and described container casing (7) arranged outside is controlled the control system (18) that draining valve (14) opens and closes with the interior liquid level gauge (11) that is communicated with of container casing (7) and by liquid level.
4. according to the described discharge of steam retracting device of claim 3, it is characterized in that described container casing (7) is a tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205525291U CN201803606U (en) | 2010-10-08 | 2010-10-08 | Steam discharge recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205525291U CN201803606U (en) | 2010-10-08 | 2010-10-08 | Steam discharge recycling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201803606U true CN201803606U (en) | 2011-04-20 |
Family
ID=43873105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205525291U Expired - Fee Related CN201803606U (en) | 2010-10-08 | 2010-10-08 | Steam discharge recycling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201803606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108731506A (en) * | 2018-08-09 | 2018-11-02 | 连云港久盛电力辅机有限公司 | Negative pressure suction type steam afterheat recovery device |
-
2010
- 2010-10-08 CN CN2010205525291U patent/CN201803606U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108731506A (en) * | 2018-08-09 | 2018-11-02 | 连云港久盛电力辅机有限公司 | Negative pressure suction type steam afterheat recovery device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20151008 |
|
| EXPY | Termination of patent right or utility model |