CN104990143B

CN104990143B - Floor air conditioner

Info

Publication number: CN104990143B
Application number: CN201510366951.5A
Authority: CN
Inventors: 刘国虬
Original assignee: Midea Group Co Ltd; Guangdong Midea Refrigeration Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2015-06-26
Filing date: 2015-06-26
Publication date: 2018-01-02
Anticipated expiration: 2035-06-26
Also published as: CN104990143A

Abstract

The invention discloses a kind of floor air conditioner, including：Casing；Spiral case, the spiral case are located in the casing, and the spiral case has air inlet and air outlet；Tubular wine wheel, the tubular wine wheel is located in the spiral case and the both ends of the tubular wine wheel are rotatably supported on the spiral case；Heat exchanger, the heat exchanger are located in the casing；Flow guide bar, the flow guide bar is located in the casing, the flow guide bar is located on the spiral case and positioned at the right back of the spiral case and the neighbouring air inlet, the rear portion of the flow guide bar has the first guide face and the second guide face, and first guide face and second guide face extend towards one another until intersecting from front to back.Floor air conditioner according to embodiments of the present invention, noise is low, air output is big and energy consumption is low.

Description

Floor air conditioner

Technical field

The present invention relates to air-conditioning technical field, in particular to a kind of floor air conditioner.

Background technology

In correlation technique, there is abnormal sound in the air inlet of floor air conditioner, noise is big, though carried out using some denoising devices Noise reduction, but noise reduction unobvious, however it remains room for improvement.

The content of the invention

It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention carries Go out the floor air conditioner that a kind of noise is low, air output is big.

Floor air conditioner according to embodiments of the present invention, including：Casing；Spiral case, the spiral case are located in the casing, institute Stating spiral case has air inlet and air outlet；Tubular wine wheel, the tubular wine wheel is located in the spiral case and the tubular wine wheel Both ends are rotatably supported on the spiral case；Heat exchanger, the heat exchanger are located in the casing；Flow guide bar, it is described to lead Stream bar is located in the casing, and the flow guide bar is located on the spiral case and entered positioned at the right back of the spiral case and described in At air port, the rear portion of the flow guide bar has the first guide face and the second guide face, and first guide face and described second is led Stream interface extends towards one another until intersecting from front to back.

Floor air conditioner according to embodiments of the present invention, by setting flow guide bar adjacent to air inlet in spiral case right back, And first guide face at flow guide bar rear portion and the second guide face is set to be arranged to extend towards one another from front to back to intersecting structure Form, so as to reduce noise, lift air output and reduce energy consumption.

According to some embodiments of the present invention, first guide face and second guide face are plane.

Preferably, the angle of the first longitudinal section of first guide face and the floor air conditioner is α, and 30 °≤α≤ 85 °, the angle of second guide face and first longitudinal section is β, and 30 °≤β≤85 °, wherein first longitudinal section For the longitudinal section vertical with the fore-and-aft direction of the floor air conditioner.

Preferably, the angle between first guide face and second guide face is γ, 60 °≤γ≤100 °

Preferably, γ=90 °.

Preferably, α=50 °.

According to one embodiment of present invention, first guide face and second guide face are to be directed away from each other Direction protrusion cambered surface.

Preferably, the length of the flow guide bar is L1, and the length of the tubular wine wheel is L2, L1 >=L2.

Alternatively, the flow guide bar is bonded or snapped connection on the spiral case.

Alternatively, the flow guide bar is foam element or working of plastics.

Brief description of the drawings

Fig. 1 is the sectional view of floor air conditioner according to embodiments of the present invention；

Fig. 2 is the spiral case of floor air conditioner according to embodiments of the present invention and the dimensional structure diagram of flow guide bar；

Fig. 3 be floor air conditioner according to embodiments of the present invention flow guide bar and the first longitudinal section position relationship signal Figure.

Reference：

100 floor air conditioners；1 casing；2 spiral cases；21 air inlets；22 air outlets；23 mounting surfaces；3 tubular wine wheels；4 heat exchange Device；5 flow guide bars；51 first guide faces；52 second guide faces；The 6 auxiliary thermals of electricity；7 drip trays.

Embodiment

Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to The embodiment of accompanying drawing description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.

Floor air conditioner 100 according to embodiments of the present invention, as depicted in figs. 1 and 2, root are described referring to Fig. 1-Fig. 3 Include casing 1, spiral case 2, tubular wine wheel 3, heat exchanger 4 and flow guide bar 5 according to the floor air conditioner 100 of the embodiment of the present invention.

Spiral case 2, heat exchanger 4, tubular wine wheel 3, flow guide bar 5 are each provided in casing 1.As shown in figure 1, spiral case 2 has air intake Mouth 21 and air outlet 22, tubular wine wheel 3 are located in spiral case 2, and the both ends of tubular wine wheel 3 are rotatably supported on spiral case 2, Tubular wine wheel 3 is vertically arranged, i.e., the rotation axis of tubular wine wheel 3 is perpendicular to horizontal plane.

As shown in figure 1, flow guide bar 5 is located on spiral case 2, and flow guide bar 5 is located at the right back of spiral case 2 and neighbouring air inlet 21 Place.The rear portion of flow guide bar 5 has the first guide face 51 and the second guide face 52,52 equal position of the first guide face 51 and the second guide face In the rear of spiral case 2, the first guide face 51 and the second guide face 52 extend towards one another until intersecting, i.e., such as Fig. 1 from front to back Shown, the first guide face 51 extends towards the second guide face 52 from front to back, and the second guide face 52 is from front to back towards first Guide face 51 extends, and the rear edge of the first guide face 51 and the second guide face 52 is rear along intersecting.

It is described in following description so that the first guide face 51 is located at the left side of the second guide face 52 as an example, i.e., first Guide face 51 is the left surface of flow guide bar 5, and the second guide face 52 is the right flank of flow guide bar 5.

It is understood that tubular wine wheel 3 is driven by motor, heat exchanger 4 is located at air inlet 21, works as floor air conditioner During 100 work, motor driving tubular wine wheel 3 rotates, and extraneous wind is first blown into heat exchanger 4 and and the progress heat exchange of heat exchanger 4 Enter tubular wine wheel 3 from air inlet 21 afterwards and blown out in the presence of tubular wine wheel 3 from air outlet 22.

After setting flow guide bar 5 at the right back of spiral case 2 and neighbouring air inlet 21, the wind positioned at the right side of flow guide bar 5 is along the Two guide faces 52, the first guide face 51 enter air inlet 21, are proved by the substantial amounts of experimental study of inventor, set the flow guide bar After 5, the noise of floor air conditioner 100 substantially reduces, and while reduction noise, air output increased.

Specifically, the floor air conditioner configured as follows is used as model machine, and DC motor Driver through-flow wind is selected in the model machine Wheel 3, the row U of tubular wine wheel 3 including two that a diameter of 98 millimeters and length are 835 millimeters pipes and often row has 20 a diameter of 7 millis The heat exchanger 4 of the U pipes of rice, following experimental data is obtained by the rotating speed for adjusting direct current generator：

Table 1

Rotating speed (rev/min)	Power (watt)	Air output (cube m/h)	Noise (decibel)
				1250	86.6	1286	56.7
1200	81.9	1247	53.9
				1150	71	1180	53.4
1100	59.8	1117	52.2
				1050	52.2	1064	51.2
1000	44.1	1004	50.4

Table 2

Rotating speed (rev/min)	Power (watt)	Air output (cube m/h)	Noise (decibel)
				1250	70.2	1331	52.2
1200	61·6	1277	50.8
				1150	52.2	1218	49.1
1100	44.3	1156	48
				1050	37.5	1101	46.9
1000	31.6	1056	45

Wherein, when the data shown in table 1 are without flow guide bar 5, power of motor, air output under different motor speeds with And noise data；After the data shown in table 2 is dress flow guide bars 5, power of motor, air output under different motor speeds and make an uproar Sound data.

It can be seen that by above-mentioned data：Under identical motor speed, the floor air conditioner 100 of flow guide bar 5 is installed Compared with not installing the floor air conditioner of flow guide bar 5, noise substantially reduces, air output increase and power of motor reduce.

It is seen from the above data that the floor air conditioner 100 of flow guide bar 5 is installed with not installing the vertical of flow guide bar 5 Air conditioner is compared, and about 4.3 decibels of lower noise, air output improves about 40 cubic meters per minutes, and energy consumption have dropped about 16 watts.

For to sum up, floor air conditioner 100 according to embodiments of the present invention, by the right back of spiral case 2 and it is neighbouring enter Flow guide bar 5 with the first guide face 51 and the second guide face 52 is set at air port 21, and makes the positioned at the rear portion of flow guide bar 5 One guide face 51 and the second guide face 52 extend towards one another to intersecting from front to back, can effectively reduce floor air conditioner 100 Noise, increase air output, reduce energy consumption, so as to improve user experience, reduce customer using cost.

In the floor air conditioner 100 of the present invention, the mounting means that flow guide bar 5 is arranged on spiral case 2 is not particularly limited, example Such as in some optional embodiments, flow guide bar 5 can be bonded on spiral case 2, thus the structure design of flow guide bar 5 and spiral case 2 It can simplify, and efficiency of assembling is high；In other optional embodiments, flow guide bar 5 can be connected with spiral case 2 by buckle Connect, this connected mode, the setting angle of flow guide bar 5 and installation site can be made more accurate, and installation effectiveness is high.

In the floor air conditioner 100 of the present invention, the material of flow guide bar 5 is also not particularly limited, for example, flow guide bar 5 can be with For foam element or working of plastics, flow guide bar 5 is made of foam or plastics, and not only shaping is easy, and light weight, advantageously reduces vertical The manufacturing cost of formula air conditioner 100.

Certainly, as shown in figure 1, the floor air conditioner 100 of basic inventive embodiments also includes the auxiliary thermal 6 of electricity and drip tray 7, the auxiliary thermal 6 of the electricity is located at air inlet 21 and in the inner side of heat exchanger 4, one end of heat exchanger 4 and the left side phase of spiral case 2 Even, the other end of heat exchanger 4 is connected with the right side of spiral case 2, and drip tray 7 is connected to one end of heat exchanger 4, and the auxiliary thermal 6 of electricity is used Heated in the wind to entering from air inlet 21, when drip tray 7 is used to receive the work of floor air conditioner 100, vapor is changing The condensed water got is condensed on hot device 4.

It is described in detail referring to Fig. 1 and Fig. 2, some of the spiral case 2 and flow guide bar 5 in floor air conditioner 100 are preferred Embodiment：

As shown in figure 1, flow guide bar 5 is located at the right side of spiral case 2, and the surface that flow guide bar 5 is in contact with spiral case 2 can be with snail The shape design for being used to install the mounting surface 23 of flow guide bar 5 of shell 2, it is preferable that be used for the installation for installing flow guide bar 5 on spiral case 2 At least partially plane in face 23, so that flow guide bar 5 is more stably arranged on spiral case 2, and the manufacture for reducing spiral case 2 is difficult Degree.Specifically, the left and right directions general parallel orientation of the mounting surface 23 of spiral case 2 and floor air conditioner 100.

As a preferred embodiment, the first guide face 51 and the second guide face 52 of flow guide bar 5 are plane, such as In specific embodiment shown in Fig. 1 and Fig. 2, the first guide face 51 is the plane that is tilted to the right from front to back, the second guide face 52 For the plane being tilted to the left from front to back.Thus, the wind effect of guide face is not only improved, and flow guide bar 5 can be reduced Manufacture difficulty.

Further, as shown in figure 3, the angle of the first guide face 51 and the first longitudinal section M of floor air conditioner 100 is α, And 30 °≤α≤85 °, the second guide face 52 and the first longitudinal section M angle are β, and 30 °≤β≤85 °, wherein the first longitudinal section M is the longitudinal section vertical with the fore-and-aft direction of floor air conditioner 100.Angle between first guide face 51 and the second guide face 52 For γ, 60 °≤γ≤100 °.It is understood that floor air conditioner 100 can have multiple longitudinal sections, the first longitudinal section M with Left and right directions is parallel.

By the way that α, β, γ are limited within the above range, the wind effect of flow guide bar 5 can be made good, further reduced vertical The noise of air conditioner 100, and energy-saving effect is more preferable.

The present invention also proposes a kind of preferred embodiment, in this embodiment, γ=90 °, α=50 °, β=40 °, so as to The structure and anti-acoustic capability for making flow guide bar 5 are optimal.

Preferably, the length of flow guide bar 5 is L1, and the length of tubular wine wheel 3 is L2, L1 >=L2, it is possible thereby to further add The noise reduction of strong flow guide bar 5, the face of keeping away are appeared on the air intake path of tubular wine wheel 3, and some areas occur does not have flow guide bar 5 Situation.

Certainly, the structure type not limited to this of the first guide face 51 and the second guide face 52, for example, it is optional at some other Embodiment in, the first guide face 51 and the second guide face 52 may be arranged as being directed away from the arc of mutual direction protrusion Face, specifically, so that the first guide face 51 is located at the left side of the second guide face 52 as an example, the first guide face 51 is the arc protruded to the left Face, the second guide face 52 are the cambered surface protruded to the right, and the intersection of the first guide face 51 and the second guide face 52 seamlessly transits.

In short, floor air conditioner 100 according to embodiments of the present invention, by the right back of spiral case 2 adjacent to air inlet Flow guide bar 5 is set at 21, and by first guide face 51 and the second guide face 52 at the rear portion of flow guide bar 5, is arranged to court from front to back Extend to each other intersecting, can effectively reduce noise, lift air output and reduce energy consumption.

In the description of the invention, it is to be understood that term " longitudinal direction ", " transverse direction ", " length ", "front", "rear", The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " interior ", " outer " be based on orientation shown in the drawings or Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.

In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three It is individual etc., unless otherwise specifically defined.

In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects Connect or electrically connect or can communicate each other；Can be joined directly together, can also be indirectly connected by intermediary, can be with It is connection or the interaction relationship of two elements of two element internals, is limited unless otherwise clear and definite.For this area For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification Close and combine.

Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changed, replacing and modification.

Claims

A kind of 1. floor air conditioner, it is characterised in that including：

Casing；

Spiral case, the spiral case are located in the casing, and the spiral case has air inlet and air outlet；

Tubular wine wheel, the tubular wine wheel is located in the spiral case and the both ends of the tubular wine wheel are rotatably supported at institute State on spiral case；

Heat exchanger, the heat exchanger are located in the casing；

Flow guide bar, the flow guide bar are located in the casing, and the flow guide bar is located on the spiral case and positioned at the spiral case Right back and the neighbouring air inlet, the rear portion of the flow guide bar have the first guide face and the second guide face, and described first Guide face and second guide face extend towards one another until intersecting from front to back；

First guide face and second guide face are plane；

The angle of first longitudinal section of first guide face and the floor air conditioner is α, and 30 °≤α≤85 °, described the The angle of two guide faces and first longitudinal section is β, and 30 °≤β≤85 °, wherein first longitudinal section be with it is described vertical The vertical longitudinal section of the fore-and-aft direction of formula air conditioner.
2. floor air conditioner according to claim 1, it is characterised in that first guide face and second guide face Between angle be γ, 60 °≤γ≤100 °.
3. floor air conditioner according to claim 2, it is characterised in that γ=90 °.
4. floor air conditioner according to claim 3, it is characterised in that α=50 °.
5. according to the floor air conditioner any one of claim 1-4, it is characterised in that the length of the flow guide bar is L1, the length of the tubular wine wheel is L2, L1 >=L2.
6. according to the floor air conditioner any one of claim 1-4, it is characterised in that the flow guide bar bonding or buckle It is connected on the spiral case.
7. according to the floor air conditioner any one of claim 1-4, it is characterised in that the flow guide bar be foam element or Working of plastics.