CN205090668U - Evaporator component and air conditioner indoor unit - Google Patents
Evaporator component and air conditioner indoor unit Download PDFInfo
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- CN205090668U CN205090668U CN201520861684.4U CN201520861684U CN205090668U CN 205090668 U CN205090668 U CN 205090668U CN 201520861684 U CN201520861684 U CN 201520861684U CN 205090668 U CN205090668 U CN 205090668U
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Abstract
The utility model provides an evaporator component and air conditioner indoor unit, wherein, evaporator assembly is including the shunt, evaporimeter body and the gas -collecting device that connect gradually, and shunt slope or level are arranged in air conditioning in the machine, and arrange along the the direction of gravity big -endian in the aperture in a plurality of liquid holes, the utility model provides an evaporator assembly is equipped with aperture a plurality of different liquid holes on it, can be specifically correspondingly go out liquid hole aperture according to the big or small design of edge journey resistance of each section line branching in the evaporimeter body and match with it, on this basis, through inclining the shunt or horizontal installation to arrange along the the direction of gravity big -endian in the aperture that makes a plurality of liquid holes, the drive effect of usable refrigerant gravity the loss of pressure in to tubule section line branching compensate, thereby synthesize influence factor such as this internal varied refrigerant volume of evaporimeter, the velocity of flow, and fundamentally improves the distribution homogeneity of refrigerant in each section line branching of evaporimeter body, and then improve the whole heat exchange efficiency of product.
Description
Technical field
The utility model relates to air-conditioning technical field, in particular to a kind of evaporator assemblies and indoor apparatus of air conditioner.
Background technology
At present, all current divider is configured with in indoor apparatus of air conditioner, for the refrigerant in heat exchanger main pipe rail system being assigned to equably in heat exchanger each section of line branching, the operating efficiency of indoor apparatus of air conditioner is ensured in the mode by improving heat exchanger surface heat exchange uniformity everywhere, thus, in the object improving heat exchanger surface heat exchange uniformity everywhere, the shunting uniformity of this area to current divider proposes correspondingly designing requirement, in the prior art, generally be consistent by control tap hole aperture and improve the shunting uniformity of current divider, but, for more and more diversified pipeline system with same, this design makes the flow uniformity of refrigerant in each line branching of heat exchanger not rise counter falling, and affect by many factors due to the uninterrupted of refrigerant in each line branching of heat exchanger and flow velocity size, the means that control tap hole aperture is consistent cannot ensure that in each branch road, refrigerant can enter heat exchanger equably at all, so, for how to solve this technical problem need find a new way.
Utility model content
In order to solve the problems of the technologies described above one of at least, an object of the present utility model is to provide a kind of heat exchange uniform evaporator assemblies.
Another object of the present utility model is to provide a kind of indoor apparatus of air conditioner with above-mentioned evaporator assemblies.
For achieving the above object, the embodiment of the utility model first aspect provides a kind of evaporator assemblies, for indoor apparatus of air conditioner, comprising: evaporator body, is provided with multiple refrigerant pipe loop; Current divider, has inlet opening and multiple fluid hole, and fluid hole described in is communicated with the entrance in refrigerant pipe loop described in; Gas collecting apparatus, with the outlet in multiple described refrigerant pipe loop, and described gas collecting apparatus and described current divider are positioned at the same side of described evaporator body; Wherein, described current divider inclination or horizontally disposed in described indoor apparatus of air conditioner, and the aperture of multiple described fluid hole is along the descending arrangement of gravity direction.
The evaporator assemblies that the embodiment of the utility model first aspect provides, its current divider has the different fluid hole in multiple aperture, particularly, designer can design correspondingly fluid hole aperture according to the on-way resistance size of each section of line branching in evaporator body and mate with corresponding line branching, weakens because the on-way resistance of each section of line branching in evaporator body varies in size the impact of the refrigerant maldistribution brought with this, on this basis, current divider is tilted or level installation in this programme, and make the aperture of multiple fluid hole along the descending arrangement of gravity direction, on the one hand, utilize the driving effect of refrigerant gravity, can compensate the pressure loss in tubule section line branching to a certain extent, thus cold medium flux in comprehensive evaporator body, the influence factors such as refrigerant flow rate, fundamentally realize refrigerant " evenly " distribution in evaporator body each section of line branching, namely realize cold medium flux to distribute by the design requirement of each section of line branching, and it is even to realize refrigerant flow rate between each section of line branching, but not the presentation of refrigerant only uniform distribution in current divider in prior art, on the other hand, in current divider level or when tilting, the arrangement mode of this fluid hole can reduce the uneven impact of shunting because refrigerant gravity causes, and under the prerequisite realizing separatory uniformity, the mounting means of current divider in indoor apparatus of air conditioner has effectively been expanded in this design, this can improve the utilization rate to installing space in indoor apparatus of air conditioner, thus is convenient to the appearance design of optimization to product further.
In addition, the evaporator assemblies in above-described embodiment of providing of the utility model can also have following additional technical feature:
In technique scheme, preferably, described current divider is inclined and mounted in described indoor apparatus of air conditioner, and the one end described current divider being provided with multiple described fluid hole is downward-sloping.
The static energy loss of refrigerant in current divider can be reduced by this design, and the driving effect of refrigerant gravity can be utilized, to guarantee that refrigerant is that jet-like flows in current divider, improve the distributing uniformity of interiors of products refrigerant further with this.
In above-mentioned arbitrary technical scheme, preferably, the pipeline total length in the described refrigerant pipe loop be communicated with the described fluid hole being positioned at lower end is S
t, the pipeline total length in the described refrigerant pipe loop be communicated with the described fluid hole being positioned at upper end is S
d; Wherein, S
t< S
d.
What deserves to be explained is, the top and bottom described in such scheme refer to, the relative position relation of adjacent two fluid holes on gravity direction, but not refer in particular to two fluid holes be positioned at and bottom topmost.
Pipeline total length by suitably shortening the refrigerant pipe loop be communicated with the fluid hole of small-bore in this programme reduces its on-way resistance, the on-way resistance reducing fluid hole aperture portion and increase is compensated with this, the flow resistance at fluid hole place is made to coordinate mutually with the on-way resistance in the refrigerant pipe loop be attached thereto like this, thus the drag size in balancing evaporator body in each line branching, reduce cold medium flux and the flow velocity difference of each line branching in evaporator body with this, improve evaporator body surface heat exchange efficiency everywhere and heat exchange uniformity.
In above-mentioned arbitrary technical scheme, preferably, described evaporator body comprises multiple evaporator section, and is provided with refrigerant pipe loop described at least one in evaporator section described in, and multiple described evaporator section is the outside that half-surrounded is distributed in the blower fan of described indoor apparatus of air conditioner; Wherein, the right opposite of the return air inlet of described evaporator section and described indoor apparatus of air conditioner is long-pending larger, and the aperture of the described fluid hole be connected with the entrance in refrigerant pipe loop described in described evaporator section is larger.
Be understandable that, long-pending larger with the right opposite of the return air inlet of indoor apparatus of air conditioner, heat transfer process on this evaporator section carries out Shaoxing opera is strong, this programme design amasss larger evaporator section with the right opposite of the return air inlet of indoor apparatus of air conditioner, the aperture of the fluid hole be connected with the entrance in its refrigerant pipe loop is larger, avoiding in the mode by increasing cold medium flux in this evaporator section the problem that in this evaporator section, refrigerant temperature rise is too high, also guaranteeing that this evaporator section effectively can complete its heat exchange task simultaneously.
In above-mentioned arbitrary technical scheme, preferably, the entrance in the described refrigerant pipe loop of described evaporator section is positioned at the one end near the return air inlet of described indoor apparatus of air conditioner on described evaporator section.
By this design, can ensureing that the return air wind-warm syndrome when flowing through this evaporator section surface entered from return air inlet is even, the condensation water quantity in air channel can be reduced with this, thus avoid air-conditioning to blow the problems such as water.
In above-mentioned arbitrary technical scheme, preferably, described evaporator section is the double-row type structure of interior row's U-shaped pipe and outer row's U-shaped pipe, and the entrance in described refrigerant pipe loop is arranged on described outer row's U-shaped pipe of its place evaporator section, the outlet in described refrigerant pipe loop to be arranged on described in it on described interior row's U-shaped pipe of evaporator section.
In technique scheme, further, the outlet in the described refrigerant pipe loop of described evaporator section is positioned at the one end near the return air inlet of described indoor apparatus of air conditioner on described evaporator section, and in described evaporator section, the refrigerant flow path route in described refrigerant pipe loop takes the shape of the letter U.
In the program, after refrigerant enters from entrance, first flow out in route at the refrigerant of U-shaped, outer row's U-shaped pipe along this evaporator section flows at the outer surface of evaporator section, then flow back in route at the refrigerant of U-shaped, in this evaporator section, arrange U-shaped pipe flow at the inner surface of evaporator section, because return air main will with the refrigerant heat exchange in outer row's U-shaped pipe, the heat exchange efficiency of evaporator body effectively can be improved by this design, and outer row's U-shaped pipe and interior row's U-shaped pipe are set on evaporator section simultaneously, this effectively improves the circulation path of refrigerant in evaporator section, thus ensure the heat exchange adequacy of refrigerant.
In above-mentioned arbitrary technical scheme, preferably, described evaporator body comprises three described evaporator sections, be respectively the first evaporator section, the second evaporator section and the 3rd evaporator section, and described first evaporator section and described second evaporator section are positioned on the upside of described blower fan, and corresponding with described return air inlet, described 3rd evaporator section is positioned at the front side of described blower fan; Wherein, described 3rd evaporator section is provided with a described refrigerant pipe loop, and the described refrigerant pipe loop of described 3rd evaporator section is communicated with the described fluid hole being positioned at lowermost end.
Because the 3rd evaporator section is positioned at the front side of blower fan, the return air amount on its surface is relatively little, correspondingly thermic load is also relatively low, the refrigerant pipe loop that this programme arranges the 3rd evaporator section is communicated with the fluid hole being positioned at lowermost end, and correspondingly can shorten the pipeline total length in refrigerant pipe loop on the 3rd evaporator section on this basis, with this under the prerequisite guaranteeing satisfied 3rd heat exchanging segment heat exchange demand, the relation of refrigerant pipe loop on-way resistance and fluid hole resistance in effective coordination the 3rd evaporator section, to ensure the first evaporator section to greatest extent, between second evaporator section and the 3rd evaporator section, the assignment of traffic of refrigerant is suitable for mutually with the thermic load on three, thus guarantee the heat transfer rate of refrigerant in each evaporator section, realize the heat exchange efficiency fundamentally improving evaporator body.
In above-mentioned arbitrary technical scheme, preferably, the aperture of at least two described fluid holes in multiple described fluid hole is identical, and the identical described fluid hole in aperture is positioned on same level position.
When comprising in evaporator body, at least two thermic loads are close, and during the suitable similar evaporator section of the on-way resistance in refrigerant pipe loop, identical by the aperture designing at least two fluid holes in multiple fluid hole, the fluid hole identical with these apertures respectively of the refrigerant pipe loop in these similar evaporator sections can be made to connect, and be positioned on same level position by the fluid hole that design aperture is identical, to guarantee between the fluid hole that these apertures are identical, in refrigerant flow resistance, the aspects such as the influence degree of refrigerant gravity all keep sufficient similitude, with this, under the prerequisite realizing separatory uniformity, enrich the layout type to each evaporator section in evaporator body further, so that improve the occupation rate of market of product further.
In above-mentioned arbitrary technical scheme, preferably, the aperture of arbitrary described fluid hole is not less than 4.8mm.
The aperture setting out fluid apertures in this programme is not less than 4.8mm, because circulation passage is narrow and the situation of throttling occurs when flowing through fluid hole to avoid refrigerant, thus ensure that shunting efficiency and the reliability of current divider.
The embodiment of the utility model second aspect provides a kind of indoor apparatus of air conditioner, comprising: casing, offers air outlet and return air inlet, and is formed with the air channel extended to described air outlet by described return air inlet in described casing; Blower fan, is arranged in described air channel; With the evaporator assemblies described in above-mentioned arbitrary technical scheme, the evaporator body of described evaporator assemblies is between described blower fan and described return air inlet.
The indoor apparatus of air conditioner that the embodiment of the utility model second aspect provides, under its duty, can realize evaporator body surface even heat everywhere, the heat exchange uniformity namely in product work process on evaporator body, thus the efficiency ensureing product.
Additional aspect of the present utility model and advantage become obvious by description part below, or are recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the perspective view of indoor apparatus of air conditioner described in the utility model embodiment;
Fig. 2 is the sectional perspective structural representation of indoor apparatus of air conditioner shown in Fig. 1;
Fig. 3 is the partial side TV structure schematic diagram of indoor apparatus of air conditioner shown in Fig. 1;
Fig. 4 is evaporator assemblies side-looking structural representation described in the utility model embodiment;
Fig. 5 is the main TV structure schematic diagram of current divider shown in Fig. 4;
Fig. 6 is the plan structure schematic diagram of current divider shown in Fig. 5.
Wherein, the Reference numeral in Fig. 1 to Fig. 6 and the corresponding relation between component names are:
100 indoor apparatus of air conditioner, 10 casings, 11 air outlets, 12 return air inlets, 20 evaporator assemblies, 21 evaporator bodies, 211 first evaporator sections, 212 second evaporator sections, 213 the 3rd evaporator sections, 22 current dividers, 221 first fluid holes, 222 second fluid holes, 223 the 3rd fluid holes, 224 inlet openings, row's U-shaped pipe in 23,24 outer row's U-shaped pipes, 30 gas collecting apparatus, 40 blower fans.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from other modes described here and implement, and therefore, protection domain of the present utility model is not by the restriction of following public specific embodiment.
Referring to Fig. 4 to Fig. 6, evaporator assemblies according to some embodiments of the utility model is described; And referring to figs. 1 through Fig. 3, indoor apparatus of air conditioner according to some embodiments of the utility model is described.
As shown in Figures 4 to 6, the embodiment of the utility model first aspect provides a kind of evaporator assemblies 20, for indoor apparatus of air conditioner 100, comprising: evaporator body 21, current divider 22 and gas collecting apparatus 30.
Particularly, evaporator body 21 is provided with multiple refrigerant pipe loop; Current divider 22 has inlet opening 224 and multiple fluid hole, and a fluid hole is communicated with the entrance in a refrigerant pipe loop; The outlet in gas collecting apparatus 30 and multiple refrigerant pipe loop, and gas collecting apparatus 30 and current divider 22 are positioned at the same side of evaporator body 21; Wherein, current divider 22 tilts or horizontally disposed in indoor apparatus of air conditioner 100, and the aperture of multiple fluid hole is along the descending arrangement of gravity direction, such as, as shown in Figures 5 and 6, gravity direction down, and d3 < d2 < d1.
The evaporator assemblies 20 that the embodiment of the utility model first aspect provides, its current divider 22 has the different fluid hole in multiple aperture, particularly, designer can design correspondingly fluid hole aperture according to the on-way resistance size of each section of line branching in evaporator body 21 and mate with corresponding line branching, weakens because the on-way resistance of each section of line branching in evaporator body 21 varies in size the impact of the refrigerant maldistribution brought with this, on this basis, in this programme, current divider 22 is tilted or level installation, and make the aperture of multiple fluid hole along the descending arrangement of gravity direction, on the one hand, utilize the driving effect of refrigerant gravity, can compensate the pressure loss in tubule section line branching to a certain extent, thus cold medium flux in comprehensive evaporator body 21, the influence factors such as refrigerant flow rate, fundamentally realize refrigerant " evenly " distribution in evaporator body 21 each sections of line branchings, namely realize cold medium flux to distribute by the design requirement of each section of line branching, and it is even to realize refrigerant flow rate between each section of line branching, but not the presentation of refrigerant only uniform distribution in current divider 22 in prior art, on the other hand, in current divider 22 level or when tilting, the arrangement mode of this fluid hole can reduce the uneven impact of shunting because refrigerant gravity causes, and under the prerequisite realizing separatory uniformity, the mounting means of current divider 22 in indoor apparatus of air conditioner 100 has effectively been expanded in this design, this can improve the utilization rate to installing space in indoor apparatus of air conditioner 100, thus is convenient to the appearance design of optimization to product further.
Preferably, as shown in Figure 2, Figure 3 and Figure 4, current divider 22 is inclined and mounted in indoor apparatus of air conditioner 100, and one end current divider 22 being provided with multiple fluid hole is downward-sloping.
In this embodiment, the static energy loss of refrigerant in current divider 22 can be reduced by this design, and the driving effect of refrigerant gravity can be utilized, to guarantee that refrigerant is that jet-like flows in current divider 22, improve the distributing uniformity of interiors of products refrigerant further with this.
In a specific embodiment of the present utility model, as shown in Figure 2, Figure 3 and Figure 4, evaporator body 21 comprises three evaporator sections, is respectively the first evaporator section 211, second evaporator section 212 and the 3rd evaporator section 213; First evaporator section 211, second evaporator section 212 and the 3rd evaporator section 213 are respectively equipped with a refrigerant pipe loop herein, certainly, according to user demand, each evaporator section also can arrange multiple refrigerant pipe loop; Wherein, first evaporator section 211, second evaporator section 212 and the 3rd evaporator section 213 are distributed in the outside of the blower fan 40 of indoor apparatus of air conditioner 100 in half-surrounded, and the first evaporator section 211 and the second evaporator section 212 are positioned on the upside of blower fan 40, and it is corresponding with return air inlet 12,3rd evaporator section 213 is positioned at the front side of the blower fan 40 of indoor apparatus of air conditioner 100, and as shown in Figure 3, the first evaporator section 211 and the right opposite of return air inlet 12 amass, the second evaporator section 212 amasss with the right opposite of return air inlet 12, the 3rd evaporator section 213 reduces successively with the right opposite of return air inlet 12 is long-pending.
Correspondingly, current divider 22 have three fluid holes, be respectively first fluid hole 221, second fluid hole 222 that connect corresponding to three evaporator sections and the 3rd fluid hole 223, its aperture is followed successively by d1, d2 and d3, wherein, d3 < d2 < d1, and as shown in Figure 3 and Figure 6, the first fluid hole 221, second fluid hole 222 and the 3rd fluid hole 223 are arranged from top to bottom successively.
Be understandable that, in this embodiment, affect by amassing size with the right opposite of return air inlet 12, first evaporator section 211, thermic load on second evaporator section 212 and the 3rd evaporator section 213 reduces successively, this programme is by design first evaporator section 211, refrigerant pipe loop on second evaporator section 212 and the 3rd evaporator section 213 respectively with the first fluid hole 221, second fluid hole 222 is connected with the 3rd fluid hole 223, the first evaporator section 211 is entered to distribute according to the load of heat of evaporator section, coolant quantity in second evaporator section 212 and the 3rd evaporator section 213, can guarantee that the heat transfer rate of refrigerant between multiple evaporator section is suitable by this design, thus realize the heat exchange efficiency fundamentally improving evaporator body 21.
In above-mentioned concrete enforcement, preferably, the pipeline total length in the refrigerant pipe loop be communicated with the fluid hole being positioned at lower end is St, and the pipeline total length in the refrigerant pipe loop be communicated with the fluid hole being positioned at upper end is Sd; Wherein, St < Sd.
Specifically, first evaporator section 211 is set in this embodiment further, second evaporator section 212, in 3rd evaporator section 213, the pipeline total length in refrigerant pipe loop reduces successively, to guarantee under the prerequisite meeting each evaporator section heat exchange demand, its on-way resistance is reduced by the pipeline total length suitably shortening the refrigerant pipe loop be communicated with the fluid hole of small-bore, the on-way resistance reducing fluid hole aperture portion and increase is compensated with this, the flow resistance at fluid hole place is made to coordinate mutually with the on-way resistance in the refrigerant pipe loop be attached thereto like this, thus the drag size in balancing evaporator body 21 in each line branching, cold medium flux and the flow velocity difference of each line branching in evaporator body 21 is reduced with this, improve evaporator body 21 surface heat exchange efficiency everywhere and heat exchange uniformity.
In a kind of implementation of above specific embodiment, such as, evaporator body 21 is the occasion of 15U evaporimeter, its U-shaped pipe quantity can be designed and be configured to 6-5-4, and be corresponding in turn on the first evaporator section 211, second evaporator section 212, the 3rd evaporator section 213, after it is connected with current divider 22, in the debug process of product, flow parameter also by regulating the mode at current divider 22 angle of inclination to finely tune refrigerant, guarantees that product is in the most efficient running status.
Certainly; below the U-shaped pipe number of evaporator body and configuration thereof are not limited; designer can design the evaporimeter that evaporator body is 14U, 16U, 17U or 18U according to demand; and according to arranging thinking above; the parameters such as the angle of inclination of the quantity of specific design fluid hole and aperture, current divider and U-shaped pipe quantity configure and match; do not enumerate herein, but all should in the protection domain of this programme.
In above-mentioned concrete enforcement, preferably, the entrance in the refrigerant pipe loop of evaporator section is positioned at the one end near the return air inlet 12 of indoor apparatus of air conditioner 100 on evaporator section; Further, as shown in Figures 2 to 4, on three evaporator sections, the entrance in the refrigerant pipe loop of each evaporator section is all positioned at the one end near the return air inlet 12 of indoor apparatus of air conditioner 100 on evaporator section.
By this design, can ensureing that the return air wind-warm syndrome when flowing through this evaporator section surface entered from return air inlet 12 is even, the condensation water quantity in air channel can be reduced with this, thus avoid air-conditioning to blow the problems such as water.
In above-mentioned concrete enforcement, preferably, as shown in Figures 2 to 4, evaporator section is the double-row type structure of interior row's U-shaped pipe 23 and outer row's U-shaped pipe 24, and the entrance in refrigerant pipe loop is arranged on outer row's U-shaped pipe 24 of its place evaporator section, the outlet in refrigerant pipe loop is arranged on it and arranges in evaporator section on U-shaped pipe 23.
In such scheme, further, as shown in Figures 2 to 4, the outlet in the refrigerant pipe loop of evaporator section is positioned at the one end near the return air inlet 12 of indoor apparatus of air conditioner 100 on evaporator section, and in evaporator section, the refrigerant flow path route in refrigerant pipe loop takes the shape of the letter U.
In this embodiment, for the second evaporator section 212 explanation, as shown in Figure 4, refrigerant enters the second evaporator section 212 through tube connector from the entrance in the refrigerant pipe loop the second evaporator section 212 after the second fluid hole 222 of current divider 22 flows out, and in the second evaporator section 212, take the shape of the letter U from the flow line of the visible refrigerant in its side, the route of arrow instruction in namely shown in Fig. 4, first flow out in route at the refrigerant of U-shaped, refrigerant flows along outer row's U-shaped pipe 24 of the second evaporator section 212 at the outer surface of the second evaporator section 212, then flow back in route at the refrigerant of U-shaped, refrigerant is arranged U-shaped pipe 23 and is flowed at the inner surface of the second evaporator section 212 in the second evaporator section 212, because return air main will with the refrigerant heat exchange in outer row's U-shaped pipe 24, the heat exchange efficiency of evaporator body 21 effectively can be improved by this design, and outer row's U-shaped pipe 24 and interior row's U-shaped pipe 23 are set on the second evaporator section 212 simultaneously, this effectively improves the circulation path of refrigerant in the second evaporator section 212, thus ensure the heat exchange adequacy of refrigerant.
Certainly, in above-mentioned specific embodiment, the aperture that also can arrange at least two fluid holes in multiple fluid hole is identical, and the identical fluid hole in aperture is positioned on same level position.
In this embodiment, close when comprising at least two thermic loads in evaporator body 21, and during the suitable similar evaporator section of the on-way resistance in refrigerant pipe loop, identical by the aperture designing at least two fluid holes in multiple fluid hole, the fluid hole identical with these apertures respectively of the refrigerant pipe loop in these similar evaporator sections can be made to connect, and be positioned on same level position by the fluid hole that design aperture is identical, to guarantee between the fluid hole that these apertures are identical, in refrigerant flow resistance, the aspects such as the influence degree of refrigerant gravity all keep sufficient similitude, with this, under the prerequisite realizing separatory uniformity, enrich the layout type to each evaporator section in evaporator body 21 further, so that improve the occupation rate of market of product further.
Such as, evaporator body 21 is the occasion of 14U evaporimeter, its U-shaped pipe quantity can be designed and be configured to 5-5-4, and be corresponding in turn on the first evaporator section 211, second evaporator section 212, the 3rd evaporator section 213, in addition, by controlling the first evaporator section 211 and the second evaporator section 212 is symmetricly set on return air inlet 12 place, to make both quite long-pending with the right opposite of return air inlet 12, correspondingly, current divider 22 is arranged the first fluid hole 221, second fluid hole 222 and the 3rd fluid hole 223, identical with the aperture of the second fluid hole 222 by designing the first fluid hole 221, and be all greater than the aperture of the 3rd fluid hole 223, and in current divider 22 installation process, the first fluid hole 221 and the second fluid hole 222 is made to be positioned on same level position, then by the first evaporator section 211, second evaporator section 212, 3rd evaporator section 213 respectively with the first fluid hole 221, after second fluid hole 222 is communicated with the 3rd fluid hole 223, refrigerant can be realized to be assigned to equably on each evaporator section.
Certainly; below the U-shaped pipe number of evaporator body and configuration thereof are not limited; designer can design the evaporimeter that evaporator body is 14U, 16U, 17U or 18U according to demand; and according to arranging thinking above; the parameters such as the angle of inclination of the quantity of specific design fluid hole and aperture, current divider and U-shaped pipe quantity configure and match; do not enumerate herein, but all should in the protection domain of this programme.
In above-mentioned arbitrary technical scheme, preferably, the aperture of arbitrary fluid hole is not less than 4.8mm; Particularly, as shown in Figure 6, d1, d2 and d3 are all not less than 4.8mm.
The aperture setting out fluid apertures in this programme is not less than 4.8mm, because circulation passage is narrow and the situation of throttling occurs when flowing through fluid hole to avoid refrigerant, thus ensure that shunting efficiency and the reliability of current divider 22.
As shown in Figure 1 to Figure 3, the embodiment of the utility model second aspect provides a kind of indoor apparatus of air conditioner 100, comprising: casing 10, blower fan 40 and the evaporator assemblies 20 described in above-mentioned arbitrary technical scheme.
Particularly, casing 10 offers air outlet 11 and return air inlet 12, and is formed with the air channel extended to air outlet 11 by return air inlet 12 in casing 10; Blower fan 40 is arranged in air channel; The evaporator body 21 of evaporator assemblies 20 is between blower fan 40 and return air inlet 12.
The indoor apparatus of air conditioner 100 that the embodiment of the utility model second aspect provides, under its duty, evaporator body 21 surface even heat everywhere can be realized, the heat exchange uniformity namely in product work process on evaporator body 21, thus ensure the efficiency of product.
In sum, the evaporator assemblies that the utility model provides, its current divider has the different fluid hole in multiple aperture, particularly, designer can design correspondingly fluid hole aperture according to the on-way resistance size of each section of line branching in evaporator body and mate with corresponding line branching, weakens because the on-way resistance of each section of line branching in evaporator body varies in size the impact of the refrigerant maldistribution brought with this, on this basis, current divider is tilted or level installation in this programme, and make the aperture of multiple fluid hole along the descending arrangement of gravity direction, on the one hand, utilize the driving effect of refrigerant gravity, can compensate the pressure loss in tubule section line branching to a certain extent, thus cold medium flux in comprehensive evaporator body, the influence factors such as refrigerant flow rate, fundamentally realize refrigerant " evenly " distribution in evaporator body each section of line branching, namely realize cold medium flux to distribute by the design requirement of each section of line branching, and it is even to realize refrigerant flow rate between each section of line branching, but not the presentation of refrigerant only uniform distribution in current divider in prior art, on the other hand, in current divider level or when tilting, the arrangement mode of this fluid hole can reduce the uneven impact of shunting because refrigerant gravity causes, and under the prerequisite realizing separatory uniformity, the mounting means of current divider in indoor apparatus of air conditioner has effectively been expanded in this design, this can improve the utilization rate to installing space in indoor apparatus of air conditioner, thus is convenient to the appearance design of optimization to product further, and the indoor apparatus of air conditioner that the utility model provides, by arranging this evaporator assemblies, thus there is above whole beneficial effect, not repeating them here.
In the utility model, term " first ", " second ", " the 3rd " object only for describing, and instruction or hint relative importance can not be interpreted as; Term " multiple " then refers to two or more, unless otherwise clear and definite restriction.The term such as term " installation ", " being connected ", " connection ", " fixing " all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly; " being connected " can be directly be connected, and also indirectly can be connected by intermediary.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In description of the present utility model, it will be appreciated that, term " on ", the orientation of the instruction such as D score, "front", "rear" 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 indicate or imply that the device of indication or unit must have specific direction, with specific azimuth configuration and operation, therefore, can not be interpreted as restriction of the present utility model.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (11)
1. an evaporator assemblies, for indoor apparatus of air conditioner, is characterized in that, comprising:
Evaporator body, is provided with multiple refrigerant pipe loop;
Current divider, has inlet opening and multiple fluid hole, and fluid hole described in is communicated with the entrance in refrigerant pipe loop described in;
Gas collecting apparatus, with the outlet in multiple described refrigerant pipe loop, and described gas collecting apparatus and described current divider are positioned at the same side of described evaporator body;
Wherein, described current divider inclination or horizontally disposed in described indoor apparatus of air conditioner, and the aperture of multiple described fluid hole is along the descending arrangement of gravity direction.
2. evaporator assemblies according to claim 1, is characterized in that,
Described current divider is inclined and mounted in described indoor apparatus of air conditioner, and the one end described current divider being provided with multiple described fluid hole is downward-sloping.
3. evaporator assemblies according to claim 1, is characterized in that,
The pipeline total length in the described refrigerant pipe loop be communicated with the described fluid hole being positioned at lower end is S
t, the pipeline total length in the described refrigerant pipe loop be communicated with the described fluid hole being positioned at upper end is S
d;
Wherein, S
t< S
d.
4. evaporator assemblies according to any one of claim 1 to 3, is characterized in that,
Described evaporator body comprises multiple evaporator section, and is provided with refrigerant pipe loop described at least one in evaporator section described in, and multiple described evaporator section is the outside that half-surrounded is distributed in the blower fan of described indoor apparatus of air conditioner;
Wherein, the right opposite of the return air inlet of described evaporator section and described indoor apparatus of air conditioner is long-pending larger, and the aperture of the described fluid hole be connected with the entrance in refrigerant pipe loop described in described evaporator section is larger.
5. evaporator assemblies according to claim 4, is characterized in that,
The entrance in the described refrigerant pipe loop of described evaporator section is positioned at the one end near the return air inlet of described indoor apparatus of air conditioner on described evaporator section.
6. evaporator assemblies according to claim 5, is characterized in that,
Described evaporator section is the double-row type structure of interior row's U-shaped pipe and outer row's U-shaped pipe, and the entrance in described refrigerant pipe loop is arranged on described outer row's U-shaped pipe of its place evaporator section, the outlet in described refrigerant pipe loop to be arranged on described in it on described interior row's U-shaped pipe of evaporator section.
7. evaporator assemblies according to claim 6, is characterized in that,
The outlet in the described refrigerant pipe loop of described evaporator section is positioned at the one end near the return air inlet of described indoor apparatus of air conditioner on described evaporator section, and in described evaporator section, the refrigerant flow path route in described refrigerant pipe loop takes the shape of the letter U.
8. evaporator assemblies according to claim 4, is characterized in that,
Described evaporator body comprises three described evaporator sections, be respectively the first evaporator section, the second evaporator section and the 3rd evaporator section, and described first evaporator section and described second evaporator section are positioned on the upside of described blower fan, and corresponding with described return air inlet, and described 3rd evaporator section is positioned at the front side of described blower fan;
Wherein, described 3rd evaporator section is provided with a described refrigerant pipe loop, and the described refrigerant pipe loop of described 3rd evaporator section is communicated with the described fluid hole being positioned at lowermost end.
9. evaporator assemblies according to any one of claim 1 to 3, is characterized in that,
The aperture of at least two described fluid holes in multiple described fluid hole is identical, and the identical described fluid hole in aperture is positioned on same level position.
10. evaporator assemblies according to any one of claim 1 to 3, is characterized in that,
The aperture of arbitrary described fluid hole is not less than 4.8mm.
11. 1 kinds of indoor apparatus of air conditioner, is characterized in that, comprising:
Casing, offers air outlet and return air inlet, and is formed with the air channel extended to described air outlet by described return air inlet in described casing;
Blower fan, is arranged in described air channel; With
Evaporator assemblies according to any one of claim 1 to 10, the evaporator body of described evaporator assemblies is between described blower fan and described return air inlet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520861684.4U CN205090668U (en) | 2015-10-30 | 2015-10-30 | Evaporator component and air conditioner indoor unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520861684.4U CN205090668U (en) | 2015-10-30 | 2015-10-30 | Evaporator component and air conditioner indoor unit |
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| CN205090668U true CN205090668U (en) | 2016-03-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344207A (en) * | 2017-01-25 | 2018-07-31 | 珠海格力电器股份有限公司 | A kind of evaporator and air conditioner |
| CN114838532A (en) * | 2021-09-19 | 2022-08-02 | 青岛海尔空调器有限总公司 | Heat exchanger and air conditioner |
-
2015
- 2015-10-30 CN CN201520861684.4U patent/CN205090668U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344207A (en) * | 2017-01-25 | 2018-07-31 | 珠海格力电器股份有限公司 | A kind of evaporator and air conditioner |
| CN114838532A (en) * | 2021-09-19 | 2022-08-02 | 青岛海尔空调器有限总公司 | Heat exchanger and air conditioner |
| CN114838532B (en) * | 2021-09-19 | 2024-02-27 | 郑州海尔空调器有限公司 | Heat exchanger and air conditioner |
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