CN209042762U - Insulation construction and water heater - Google Patents

Abstract

The utility model discloses insulation construction and water heaters, are related to electric heater technical field.Insulation construction provided by the utility model includes first structure layer, the second structure sheaf and heat insulation coating；Heat insulation coating is set between first structure layer and the second structure sheaf, and the side of heat insulation coating is bonded with first structure layer, and heat insulation coating is nano coating.The utility model additionally provides a kind of water heater including insulation construction.Insulation construction and water heater structure provided by the utility model are simple, heat insulation effect is good, and thickness is low, and occupied space is few.

Description

Insulation construction and water heater

Technical field

The utility model relates to electric heater technical fields, in particular to insulation construction and water heater.

Background technique

The mode that the heat of hot water in electric heater distributes has heat transfer, thermal convection and three kinds of heat radiation.

Currently, being distributed by way of thermal convection for heat in electric heater, the hot water thermal insulating institute in electric heater It is mostly to add one layer of foaming layer in the liner outer layer of water heater by the way of, utilizes the physics of the low thermal conductivity of foaming layer Characteristic achievees the effect that heat preservation.Foaming layer is thicker, and heat insulation effect is better, but also considerably increases the body of electric heater in this way Product.Under the gradually smaller trend of area of current bathroom space, the volume of electric heater is excessive to become the shortcomings that not can avoid.

Utility model content

The purpose of this utility model is to provide a kind of insulation construction, structure is simple, heat insulation effect is good, and thickness Low, occupied space is few.

The utility model provides a kind of technical solution about insulation construction:

A kind of insulation construction, the insulation construction include first structure layer, the second structure sheaf and heat insulation coating；The heat preservation Coating is set between the first structure layer and the second structure sheaf, and the side of the heat insulation coating and the first structure Layer fitting, the heat insulation coating are nano coating.

Further, the heat insulation coating further includes foaming layer, and the side of the foaming layer fits in the heat insulation coating Separate side is bonded with first structure layer, the other side of the foaming layer fits in the side of second structure sheaf.

Further, the foaming layer is polyurethane foaming layer, and the side of the polyurethane foaming layer fits in the guarantor Warm coating is bonded separate side with first structure layer, and the other side of the polyurethane foaming layer fits in second structure Side.Further, the thickness of the heat insulation coating is less than the thickness of the foaming layer.

Further, the heat insulation coating thermal coefficient is 0.012~0.025 watt of every meter of Kelvin.

Further, the heat insulation coating with a thickness of 0.3~50mm.

Further, the heat insulation coating is with a thickness of 2~10mm.

Further, the first structure layer and/or second structure sheaf and the heat insulation coating contact surface roughness It is 20~60 μm.

The another object of the utility model is to provide a kind of water heater, and structure is simple, heat insulation effect is good, and occupies Space is few.

The utility model also provides a kind of technical solution about water heater:

A kind of water heater, including the insulation construction, the insulation construction include first structure layer, the second structure sheaf and Heat insulation coating；The side of the heat insulation coating fits in the side of the first structure layer, the other side patch of the heat insulation coating Together in the side of second structure sheaf, the heat insulation coating is nano coating.

The further object of the utility model is to provide a kind of water heater, and structure is simple, heat insulation effect is good, and occupies Space is few.

A kind of water heater, including liner, shell and heat insulation coating, the side of the heat insulation coating fit in the liner Side, the other side of the heat insulation coating fit in the side of the shell, and the heat insulation coating is nano coating.

Compared with prior art, the beneficial effect of insulation construction and water heater provided by the utility model is:

Insulation construction provided by the utility model is applied by the way that heat preservation is arranged between first structure layer and the second structure sheaf Layer, and heat insulation coating be bonded respectively to be kept the temperature with first structure layer and the second structure sheaf, prevent first structure layer with The heat distributed by way of thermal convection between second structure sheaf.Meanwhile heat insulation coating uses nano coating, nano coating is led Hot coefficient is low, prevents thermal convection ability strong, and relatively thin nano coating can bring preferable heat insulation effect, to reduce heat preservation knot The integral thickness of structure reduces the space occupied.

Water heater provided by the utility model can be the case where guaranteeing internal hot-water temperature using above-mentioned insulation construction Under, the volume of water heater is efficiently reduced, to liberate floor space.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described.It should be appreciated that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as.For those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the structural schematic diagram for the insulation construction that the embodiments of the present invention provide；

Fig. 2 is another structural schematic diagram of insulation construction that the embodiments of the present invention provide；

Fig. 3 is the water heater structure schematic diagram that the embodiments of the present invention provide；

Fig. 4 is enlarged structure schematic diagram at IV in Fig. 3.

Icon: 10- insulation construction；100- first structure layer；200- heat insulation coating；210- foaming layer；The second structure of 300- Layer；400- liner；500- shell；600- water inlet pipe.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the present invention, it should be understood that term " on ", "lower", "inner", "outside", "left", "right" etc. The orientation or positional relationship of instruction be based on the orientation or positional relationship shown in the drawings or the utility model product use when The orientation or positional relationship that the orientation or positional relationship or those skilled in the art usually put usually understand, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively important Property.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, " setting ", Terms such as " connections " shall be understood in a broad sense, for example, " connection " may be a fixed connection, may be a detachable connection, or one Ground connection；It can be mechanical connection, be also possible to be electrically connected；Can be and be directly connected to, can also by between intermediary in succession It connects, can be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be The concrete meaning of above-mentioned term in the present invention.

With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail.Specific embodiment

Referring to Fig. 1, Fig. 1 is the structural schematic diagram for the insulation construction 10 that the embodiments of the present invention provide.This implementation Example provides a kind of insulation construction 10, and structure is simple, heat insulation effect is good, and thickness is low, and occupied space is few.

Insulation construction 10 provided in this embodiment can be used in electric heater, and electric heater has security performance higher, The advantages that energy cleans.Electric heater is widely used in the ground such as shower, water for kitchen use, and electric heater is installed and using all very It is convenient.The electric heater of insulation construction 10 with the present embodiment can reduce the volume of electric heater, reduce traditional structure electric heating The excessive problem of hydrophone occupied space.

Insulation construction 10 provided in this embodiment includes first structure layer 100, the second structure sheaf 300 and heat insulation coating 200, Heat insulation coating 200 is arranged between first structure layer 100 and the second structure sheaf 300, and the side of heat insulation coating 200 and first Structure sheaf 100 is bonded.It can be with by reducing heat insulation coating 200 and the distance between first structure layer 100 and the second structure sheaf 300 Integrally-built thickness is efficiently reduced, to reduce volume.Thermal convection and heat transfer are all the modes of heat transfer.Heat transfer It is the mutual shock due to a large amount of molecules, atom or electronics, energy is made to reach the mistake compared with lower part from object temperature upper section Journey is one of the major way of heat transmitting in solid.Thermal convection is then mainly the mode of heat transfer in gas and liquid.It is protecting Whens the two sides temperature of warm structure 10 is not equal, that is, the temperature of 100 side of first structure layer is higher than the second structure sheaf 300, or When the temperature of second structure sheaf 300 is higher than first structure layer 100, heat can be transmitted from the higher side of temperature by solid-state structure To the lower side of temperature.In object, regardless of whether there is or not the relative motions of particle inside it, heat biography is had as long as having the temperature difference It passs.

It is to add a strata in 400 outer layer of liner of electric heater carrying out heat preservation conventional means to the water in electric heater Urethane foaming layer 210, the thickness of polyurethane foaming layer 210 directly influence the quality of heat insulation effect, and polyurethane foaming layer 210 is got over Thickness, heat insulation effect is better, and point water heater also more saves a little.Likewise, along with the increase of 210 thickness of polyurethane foaming layer, electric heating The volume of hydrophone also gradually increases, and the installation space of occupancy also gradually increases.Meanwhile the manufacture craft of polyurethane foaming layer 210 Also its heat insulation effect is directly influenced, it is more demanding for manufacture craft, it is typically necessary computer precision control, artisan craftsmanship effect Fruit is poor, and operability is not strong.

Heat insulation coating 200 provided in this embodiment is a kind of slurry liquid material that can be constructed on complex surface structures, It can be applied on matrix by the various modes such as brushing, spraying, roller coating, form of construction work is flexible, and the thinner thickness after smearing, Bring water heater volume increase due to thickness increase can be efficiently reduced.

It should be noted that heat insulation coating 200 provided in this embodiment can be nano coating, which uses gas Gel, as filler, and upgrades 200 supporter of heat insulation coating as the ceramic vacuum state particle of carrier and nanometer diameter And enhancing, heat insulation coating 200 can the surface of first structure layer 100 and the second structure sheaf 300 formed ultralow thermal conductivity number every Hotting mask effectively prevents thermal losses.

In heat insulation coating 200, the contact area between thermally conductive particle cross section and particle is small, and thermal conductivity is lower. The effectively insulating of heat insulation coating 200 cooperates a little between particle since the particle by adding different nanometer particle sizes is complementary Line pushes away stack and forms three-dimensional modulus space body, this space body is the space of curved intimate vacuum layer, greatly in reduction The thermal energy exchange of portion's heat and outside heat, at the same nanoparticle fill up assistance after will form some heat-insulated separate units, this A little units are especially microcosmic tiny, cause thermal energy that can not generate convection current in these units, therefore large-scale heat will not occur Transmitting reaches good so as to efficiently reduce the heat exchange in 300 two sides of first structure layer 100 and the second structure sheaf Heat insulation effect.

Referring to Fig. 2, Fig. 2 is another structural schematic diagram of insulation construction 10 that the embodiments of the present invention provide.

Optionally, one layer of foaming layer 210, the hair can also be added between first structure layer 100 and the second structure sheaf 300 Alveolar layer 210 is polyurethane foaming layer 210.Polyurethane foaming layer 210 is arranged between heat insulation coating 200 and first structure layer 100 Or between heat insulation coating 200 and the second structure sheaf 300.With the setting of polyurethane foaming layer 210 the second structure sheaf 300 with For between heat insulation coating 200, the two sides of polyurethane foaming layer 210 are pasted with the second structure sheaf 300 and heat insulation coating 200 respectively It closes, when heat is transferred to the side of the second structure sheaf 300 from the side of first structure layer 100, heat can successively pass through the first knot Structure layer 100, heat insulation coating 200, foaming layer 210 and the second structure sheaf 300 encounter guarantor in heat after the second structure sheaf 300 Warm 200 first time of coating is blocked heat and distributes, and the heat after heat insulation coating 200 is hindered for second at foaming layer 210 Every.Heat insulation coating 200 is complementary with foaming layer 210, reduce foaming layer 210 thickness in the case where, by heat insulation coating 200 come Reach same or better heat insulation effect, while reducing the volume of water heater.

Meanwhile the thickness of heat insulation coating 200 can be less than the thickness of foaming layer 210.Effect of the heat insulation coating 200 in heat preservation On it is comparatively more preferable than 210 effect of foaming layer, higher heat insulation effect can be kept under relatively thin thickness.

Optionally, the thermal coefficient of heat insulation coating 200 is 0.012~0.025W/M.K (watt every meter of Kelvin).Thermally conductive system Number refers to that under the conditions of steady heat transfer, the material of 1m thickness, the temperature difference of both side surface is 1 degree, in 1 second, passes through 1 square metre of area The heat of transmitting, unit are watt every meter of Kelvin.Thermal coefficient is lower, and heat insulation effect is also better.

Fig. 3 and Fig. 4 are please referred to, Fig. 3 is the water heater structure schematic diagram that the embodiments of the present invention provide, Fig. 4 Fig. 3 Enlarged structure schematic diagram at middle IV.Optionally, the thickness of heat insulation coating 200 can be 0.3~50mm.The thickness of heat insulation coating 200 Degree directly affects heat insulation effect, according to application environment difference, for being used in water heater, in the liner 400 of water heater and outer One layer of heat preservation coating 200 is added between shell 500, and heat insulation coating 200 is applied on liner 400.Cold water is flowed into from water inlet pipe 600 Liner 400, water heater to cold water heat after keep the temperature, heat insulation coating 200 with a thickness of 2~10mm.To need the water kept the temperature Temperature for for 80 degrees Celsius, heat insulation coating 200 with a thickness of 3~4mm when, it is 50 degrees Celsius that surface temperature is reached after heat-insulated, energy Reduce by 40 about percent energy loss；When heat insulation coating 200 is with a thickness of 4~6mm, being fallen after heat-insulated up to surface temperature is 40 Degree Celsius, it can be reduced 50 about percent thermal losses.The thickness of 3~6mm for water heater volume increase then very little, from And realize the volume for not increasing water heater almost while guaranteeing heat insulation effect, reduce water heater volume the space occupied band Under.

Optionally, first structure layer 100 and/or the second structure sheaf 300 and heat insulation coating 200 contact surface roughness be 20~ 60 μm (micron).Before to smearing heat insulation coating 200, when being provided with foaming layer 210, to first structure layer 100 or the second Structure sheaf 300 carries out roughness polishing；In not set foaming layer 210, as first structure layer 100 and the second structure sheaf 300 with Heat insulation coating 200 fits, when being only provided with heat insulation coating 200, to first structure layer 100 and the second structure sheaf 300 and heat preservation The contact surface of coating 200 carries out roughness polishing.Good roughness can promote heat insulation coating 200 and first structure layer 100 And the second contact area between structure sheaf 300, heat insulation effect is promoted, thermal losses is reduced, thus with thinner heat insulation coating 200 thickness reach heat insulation effect.

It should be noted that 200 construction operation of heat insulation coating is simple, construction operation process are as follows:

1) it pre-processes: removal first structure layer 100 and 300 surface and oil contaminant of the second structure sheaf, residual rust, oxide skin, clear water punching It washes, dries.

2) shot-peening: surface roughness is polishing to 30~50um.

3) modes such as brushing, spraying, roller coating can be used in form of construction work.

The heat insulation coating 200 is low to matrix requirement, can be coated on metal, plastics, nonmetallic, composite material, glass, PVC The application material of the routine such as (polyvinyl chloride).Not only coating is flexible for it, is also equipped with anti-corrosion and waterproof, condensate water-proof, high durable and not It is easy to other materials (polyurethane) etc. to react, long service life, is easy maintenance.

It is understood that the application range of the insulation construction 10 is also not limited only to be applied in water heater, for example, Also vacuum cup, heat-insulation water bottle etc. be can be applied to.

Insulation construction 10 provided in this embodiment the utility model has the advantages that

Insulation construction 10 provided in this embodiment is protected by being arranged between first structure layer 100 and the second structure sheaf 300 Warm coating 200, and heat insulation coating 200 is bonded respectively to be kept the temperature with first structure layer 100 and the second structure sheaf 300, resistance The heat only distributed by way of thermal convection between first structure layer 100 and the second structure sheaf 300.Meanwhile heat insulation coating 200 use nano coating, and nano coating thermal coefficient is low, prevents thermal convection ability strong, relatively thin nano coating can bring compared with Good heat insulation effect reduces the space occupied to reduce the integral thickness of insulation construction 10.

Water heater provided in this embodiment can be the case where guaranteeing internal hot-water temperature using above-mentioned insulation construction 10 Under, the volume of water heater is efficiently reduced, to liberate floor space.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of insulation construction, which is characterized in that the insulation construction includes that first structure layer, the second structure sheaf and heat preservation apply Layer；

The heat insulation coating is set between the first structure layer and the second structure sheaf, and the side of the heat insulation coating with The first structure layer fitting, the heat insulation coating are nano coating.

2. insulation construction according to claim 1, which is characterized in that the heat insulation coating further includes foaming layer, the hair The side of alveolar layer fits in the heat insulation coating and is bonded separate side, the other side fitting of the foaming layer with first structure layer In the side of second structure sheaf.

3. insulation construction according to claim 2, which is characterized in that the foaming layer is polyurethane foaming layer, described poly- The side of urethane foaming layer fits in the heat insulation coating and is bonded separate side, the polyurethane foaming layer with first structure layer The other side fit in the side of second structure.

4. insulation construction according to claim 2, which is characterized in that the thickness of the heat insulation coating is less than the foaming layer Thickness.

5. insulation construction according to claim 1, which is characterized in that the heat insulation coating thermal coefficient be 0.012~ 0.025W/M.K。

6. insulation construction according to claim 1, which is characterized in that the heat insulation coating with a thickness of 0.3~50mm.

7. insulation construction according to claim 6, which is characterized in that the heat insulation coating is with a thickness of 2~10mm.

8. insulation construction according to claim 1, which is characterized in that the first structure layer and/or second structure Layer is 20~60 μm with heat insulation coating contact surface roughness.

9. a kind of water heater, which is characterized in that including the insulation construction as described in any one of claim 1-8.

10. a kind of water heater, which is characterized in that including liner, shell and heat insulation coating, the side of the heat insulation coating is fitted in The side of the liner, the other side of the heat insulation coating fit in the side of the shell, and the heat insulation coating is nanometer painting Layer.