CN205175180U - Heat transfer unit and bathing waste water heat reclamation device - Google Patents
Heat transfer unit and bathing waste water heat reclamation device Download PDFInfo
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- CN205175180U CN205175180U CN201520655380.2U CN201520655380U CN205175180U CN 205175180 U CN205175180 U CN 205175180U CN 201520655380 U CN201520655380 U CN 201520655380U CN 205175180 U CN205175180 U CN 205175180U
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- heat exchanger
- heat
- exchange unit
- heat exchange
- waste water
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Abstract
The utility model belongs to the technical field of the heat recovery, a heat transfer unit and bathing waste water heat reclamation device is disclosed, the heat transfer unit includes the heat exchanger, the heat exchanger is connected with: waste water entry, wastewater outlet, running water entry, running water export, the waste water entry is used for exhaust bathing waste water direct entry between the bathing the heat exchanger, the waste water entrance is connected with the floor drain. The heat transfer unit adopt double pipe heat exchanger, the waste water direct entry heat exchanger that will get into the floor drain carries out heat recovery, hot recovery efficiency, the setting on box and insulation material layer has further improved the thermal rate of recovery in the bathing waste water, bathing waste water heat reclamation device, its heat transfer unit is established ties to the water intake pipe of water tank, the heat transfer unit can not produce other any influences, nor can influence wastewater discharge when advancing the running water and preheat realizing.
Description
Technical field
The utility model relates to heat recovery technology field, particularly a kind of heat exchange unit and bath waste water heat recovery device.
Background technology
Generally, family or the place such as hotel, bath center can produce a large amount of spent hot waters in bathing process, and these spent hot waters directly directly drain from sewage conduct, cause a large amount of losses of energy.
Although some patent collection heat from waste hot water in have certain effect, all there is certain problem, if any patent be first collect sewage to a cesspool, carry out heat recovery by heat exchanger and running water heat exchange after then sewage being filtered.Its tangible spent hot water flows to after on floor and enters in this process of cesspool through sewage pipe again, and because surface temperature is lower, the temperature of spent hot water declines very fast, and the partial heat that is in spent hot water lost in vain before recuperation of heat.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is: directly drain for solving existing bathing thermal wastewater, cause heat waste, and first concentration filter carries out the structure of recuperation of heat again, before recuperation of heat, there is amount of heat loss on transfer pipeline, still there is the problem of heat waste phenomenon.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of heat exchange unit, comprise heat exchanger, described heat exchanger is connected with: waterwater entrance, wastewater outlet, tap water inlets, running water export, described waterwater entrance is used for the bath wastewater of discharging between bathing directly to introduce described heat exchanger, and described heat exchanger is used for carrying out heat exchange for bath wastewater and the running water flowing through described heat exchanger; Described waterwater entrance place is connected with floor drain.
Wherein, described heat exchanger is double pipe heat exchanger, and described waterwater entrance and running water export the one end being arranged on described double pipe heat exchanger, and described wastewater outlet and tap water inlets are arranged on the other end of described double pipe heat exchanger.
Wherein, described waterwater entrance, wastewater outlet are communicated with the tube side of described double pipe heat exchanger respectively, and described running water exports, tap water inlets is communicated with the shell side of described double pipe heat exchanger respectively; Or
Described waterwater entrance, wastewater outlet are communicated with the shell side of described double pipe heat exchanger respectively, and described running water exports, tap water inlets is communicated with the tube side of described double pipe heat exchanger respectively.
Wherein, the outer tube of described double pipe heat exchanger is the distribution of two-dimensional helical wire.
Wherein, the interior pipe of described double pipe heat exchanger on the axis direction of described outer tube in the shape of a spiral or wavy extension.
Wherein, the inwall of described outer tube is provided with thread groove.
Wherein, also comprise casing, described heat exchanger is positioned at described casing, and described floor drain is installed on the end face of described casing.
Wherein, thermal insulation packing layer is filled with in described casing.
Wherein, described casing is hermetically-sealed construction, and the outlet of described wastewater outlet, tap water inlets, running water is communicated with respectively by the external world of pipeline with described casing.
A kind of bath waste water heat recovery device, comprising: for water tank and the heat exchange unit as above of heating tap water, described heat exchange unit is connected on the inlet pipeline of described water tank, and the outlet of described running water is communicated with the water inlet pipe of described water tank.
(3) beneficial effect
Technique scheme tool has the following advantages: heat exchange unit described in the utility model adopts double pipe heat exchanger, the waste water entering floor drain is directly introduced heat exchanger and carries out heat recovery, namely after waste water lands, directly its heat is reclaimed, decrease the thermal loss of unnecessary intermediate link, heat recovery efficiency; The setting of casing and adiabator layer, effectively reduces the thermal losses at heat exchanger place, further increases the rate of recovery of heat in bath wastewater; Casing can stop moisture damage adiabator layer, ensures heat insulation effect; Heat recovering process does not limit the flowing of bath wastewater, does not affect the discharge of bath wastewater; Not containing the heat exchange unit of casing, directly can be embedded in underground during use, and be built with insulating cement etc., easy for installation;
Bath waste water heat recovery device described in the utility model, its heat exchange unit is connected in series on the inlet pipeline of water tank, preheats the water inlet of water tank, heat exchange unit realize to enter running water carry out pre-warmed while, other any impacts can not be produced, nor can discharge of wastewater be affected.
Accompanying drawing explanation
Fig. 1 is the structural representation of heat exchange unit described in the utility model embodiment one;
Fig. 2 is the upward view of Fig. 1;
Fig. 3 is the upward view of Fig. 2;
Fig. 4 is the structural representation of heat exchange unit described in the utility model embodiment two;
Fig. 5 is the structural representation of bath waste water heat recovery device described in the utility model embodiment three.
Wherein, 1, waterwater entrance; 2, wastewater outlet; 3, tap water inlets; 4, running water outlet; 5, outer tube; 6, interior pipe; 7, end socket; 8, water tank; 9, casing; 10, thermal insulation packing layer.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
In description of the present utility model, it should be noted that, except as otherwise noted, the implication of " multiple " is two or more; Term " on ", D score, "left", "right", " interior ", " outward ", " front end ", " rear end ", " head ", the orientation of the instruction such as " afterbody " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, visual concrete condition understands the concrete meaning of above-mentioned term in the utility model.
Embodiment one:
As Figure 1-3, the utility model discloses a kind of heat exchange unit, comprise heat exchanger, described heat exchanger is connected with: waterwater entrance 1, wastewater outlet 2, tap water inlets 3, running water outlet 4, described waterwater entrance 1 is for directly introducing described heat exchanger by the bath wastewater of discharging between bathing, and described heat exchanger is used for carrying out heat exchange for bath wastewater and the running water flowing through described heat exchanger; Described waterwater entrance 1 place is connected with floor drain.
Waste water after bathing directly flows to heat exchanger by floor drain, and transfers heat to the cold running water flowing through heat exchanger, realizes heat recovery; The waste water that heat exchange terminates directly is discharged by wastewater outlet 2, does not affect the discharge of waste water.Heat exchanger is arranged on ground leak by the utility model, distance between heat exchanger and floor drain is very short, thermal loss on pipeline is very little, guarantees that the heat in bath wastewater can be absorbed by the running water in heat exchanger as much as possible, reclaims the heat in bath wastewater most possibly.
Concrete, described heat exchanger is double pipe heat exchanger, and described waterwater entrance 1 exports with running water one end that 4 are arranged on described double pipe heat exchanger, and described wastewater outlet 2 and tap water inlets 3 are arranged on the other end of described double pipe heat exchanger.The two ends of outer tube 5 are tightly connected by the outer wall of end socket 7 with interior pipe 6.
Can be specifically that as Figure 1-3, described waterwater entrance 1, wastewater outlet 2 are communicated with the tube side of described double pipe heat exchanger respectively, and described running water outlet 4, tap water inlets 3 be communicated with the shell side of described double pipe heat exchanger respectively;
Or described waterwater entrance 1, wastewater outlet 2 are communicated with the shell side of described double pipe heat exchanger respectively, and described running water outlet 4, tap water inlets 3 is communicated with the tube side of described double pipe heat exchanger respectively.
But in implementation process, the general waste water that is preferably walks tube side, and after arranging like this, running water flow is comparatively large, and the heat in bath wastewater is absorbed by running water as much as possible, and energy recovery rate is higher.
Preferably, as Figure 1-3, the outer tube 5 of described double pipe heat exchanger distribution in two-dimensional helical wire.Namely planar stretch out in helical form from inside to outside, one end of double pipe heat exchanger is in the center of spiral, and the other end is positioned at the outermost of spiral; Waterwater entrance 1 upwards extends, and wastewater outlet 2, to downward-extension, makes waste water automatically to discharge.Tap water inlets 3 and running water export the below that 4 are preferably arranged on outer tube 5; Only have waterwater entrance 1 above outer tube 5, waterwater entrance 1 is directly connected with floor drain, can shorten the distance of floor drain and heat exchanger so as much as possible, reduces the thermal losses on pipeline.
Preferably, the interior pipe 6 of described double pipe heat exchanger on the axis direction of described outer tube 5 in the shape of a spiral or wavy extension.Such setting is equivalent to the stroke extending tube side, makes the time of staying of bath wastewater in heat exchanger longer, is more conducive to heat recovery.
Can certainly select to be provided with thread groove on the inwall of described outer tube 5.
The structure of above-mentioned three kinds of outer tubes 5 or interior pipe 6, can make bath wastewater obtain turbulent effect, enhance the mobility of bath wastewater, more be conducive to the transmission of heat.Interior pipe 6 is plain tube, and this is conducive to some little foreign material such as hair and discharges smoothly, avoids causing pipeline blockage.Spent hot water in the heat exchanger simultaneously formed due to outer tube 5 and interior pipe 6 and the flow direction of running water are contrary, can strengthen heat transfer effect like this, lifting waste water heat recovery rate.
Embodiment two:
As shown in Figure 4, except the heat exchanger described in embodiment one, the present embodiment also comprises casing 9, and described heat exchanger is positioned at described casing 9, and described floor drain is installed on the end face of described casing 9.Thermal insulation packing layer 10 is filled with in described casing 9.Described casing 9 is hermetically-sealed construction, and described wastewater outlet 2, tap water inlets 3, running water outlet 4 is communicated with respectively by the external world of pipeline with described casing 9.
Waterwater entrance 1 can connect floor drain, or makes the structure similar with floor drain, is convenient for changing sewer filter screen.Waterwater entrance 1 is communicated with extraneous or floor drain by the end face of casing 9, and wastewater outlet 2 is drawn preferably by the bottom surface of casing 9, facilitates the discharge of bath wastewater; Tap water inlets 3 and running water outlet 4 can determine extraction location as required, preferably draw from same side, are conveniently connected with tap water pipe line.The material of casing 9 is preferably waterproof material, and will ensure that casing 9 is in sealing state, avoids water to enter casing 9 and causes thermal insulation packing layer 10 damaged, affect heat insulation effect; Thermal insulation packing layer 10 can be the material such as diatomite or insulating cement.
Embodiment three:
As shown in Figure 5, the present embodiment specifically discloses a kind of bath waste water heat recovery device, it comprises: for the water tank 8 of heating tap water and the heat exchange unit as described in above-described embodiment one or embodiment two, described heat exchange unit is connected on the inlet pipeline of described water tank 8, and described running water outlet 4 is communicated with the water inlet pipe of described water tank 8.
Be embedded in below the floor between bathing by heat exchange unit, and be communicated with the inlet pipeline of heating water tank 8, bath wastewater directly enters heat exchanger after floor drain is collected, heat exchange is carried out with running water, bath wastewater after heat release flows into waste water pipe network through wastewater outlet 2, and the running water after heat absorption enters water tank 8 and is further heated into hot water for bathing.
As shown in Figure 5, heat exchange unit described in the utility model is connected in series on the inlet pipeline of water tank 8, that is to say and preheat the water inlet of water tank 8.The benefit it be connected in series on inlet pipeline is: heat exchange unit realize to enter running water carry out pre-warmed while, other any impacts can not be produced, nor can discharge of wastewater be affected.While discharge of wastewater, achieve direct recuperation of heat, decrease the thermal loss of unnecessary intermediate link.Simultaneously because this heat exchange unit is mounted on the inlet pipeline of water tank 8, hot water effluent is not at all affected, water tank 8 stable in outlet water temperature.
As can be seen from the above embodiments, the utility model is by adopting the mode at ground leak joint sleeve formula heat exchanger, the waste water entering floor drain is directly introduced heat exchanger and carries out heat recovery, namely after waste water lands, directly its heat is reclaimed, decrease the thermal loss of unnecessary intermediate link, heat recovery efficiency; The setting of casing 9 and adiabator layer, effectively reduces the thermal losses at heat exchanger place, further increases the rate of recovery of heat in bath wastewater; Casing 9 can stop moisture damage adiabator layer, ensures heat insulation effect; Heat recovering process does not limit the flowing of bath wastewater, does not affect the discharge of bath wastewater; For the heat exchange unit not containing casing 9, directly can be embedded in underground during use, and be built with insulating cement etc., easy for installation; Heat exchange unit is connected in series on the inlet pipeline of water tank 8, preheats the water inlet of water tank 8, heat exchange unit realize to enter running water carry out pre-warmed while, other any impacts can not be produced, nor can discharge of wastewater be affected.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and replacement, these improve and replace and also should be considered as protection domain of the present utility model.
Claims (9)
1. a heat exchange unit, it is characterized in that, comprise heat exchanger, described heat exchanger is connected with: waterwater entrance (1), wastewater outlet (2), tap water inlets (3), running water outlet (4), described waterwater entrance (1) is for directly introducing described heat exchanger by the bath wastewater of discharging between bathing, and described heat exchanger is used for carrying out heat exchange for bath wastewater and the running water flowing through described heat exchanger; Described waterwater entrance (1) place is connected with floor drain;
Described heat exchanger is double pipe heat exchanger, described waterwater entrance (1) and running water export one end that (4) are arranged on described double pipe heat exchanger, and described wastewater outlet (2) and tap water inlets (3) are arranged on the other end of described double pipe heat exchanger.
2. heat exchange unit as claimed in claim 1, it is characterized in that, described waterwater entrance (1), wastewater outlet (2) are communicated with the tube side of described double pipe heat exchanger respectively, and described running water outlet (4), tap water inlets (3) are communicated with the shell side of described double pipe heat exchanger respectively; Or
Described waterwater entrance (1), wastewater outlet (2) are communicated with the shell side of described double pipe heat exchanger respectively, and described running water outlet (4), tap water inlets (3) are communicated with the tube side of described double pipe heat exchanger respectively.
3. heat exchange unit as claimed in claim 1, it is characterized in that, the outer tube (5) of described double pipe heat exchanger distributes in two-dimensional helical wire.
4. heat exchange unit as claimed in claim 3, is characterized in that, the interior pipe (6) of described double pipe heat exchanger on the axis direction of described outer tube (5) in the shape of a spiral or wavy extension.
5. heat exchange unit as claimed in claim 3, it is characterized in that, the inwall of described outer tube (5) is provided with thread groove.
6. heat exchange unit as claimed in claim 1, it is characterized in that, also comprise casing (9), described heat exchanger is positioned at described casing (9), and described floor drain is installed on the end face of described casing (9).
7. heat exchange unit as claimed in claim 6, is characterized in that, be filled with thermal insulation packing layer (10) in described casing (9).
8. heat exchange unit as claimed in claim 6, it is characterized in that, described casing (9) is hermetically-sealed construction, and described wastewater outlet (2), tap water inlets (3), running water outlet (4) are communicated with respectively by the external world of pipeline with described casing (9).
9. a bath waste water heat recovery device, it is characterized in that, comprise: for the water tank (8) of heating tap water and the heat exchange unit as described in any one of claim 1-8, described heat exchange unit is connected on the inlet pipeline of described water tank (8), and described running water outlet (4) is communicated with the water inlet pipe of described water tank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520655380.2U CN205175180U (en) | 2015-08-26 | 2015-08-26 | Heat transfer unit and bathing waste water heat reclamation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520655380.2U CN205175180U (en) | 2015-08-26 | 2015-08-26 | Heat transfer unit and bathing waste water heat reclamation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205175180U true CN205175180U (en) | 2016-04-20 |
Family
ID=55739163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520655380.2U Expired - Fee Related CN205175180U (en) | 2015-08-26 | 2015-08-26 | Heat transfer unit and bathing waste water heat reclamation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205175180U (en) |
-
2015
- 2015-08-26 CN CN201520655380.2U patent/CN205175180U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20200826 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |