CN1089886C

CN1089886C - Indoor unit of air conditioner

Info

Publication number: CN1089886C
Application number: CN96122078A
Authority: CN
Inventors: 林正美; 正原定巳; 松本泰明; 中角英二
Original assignee: Matsushita Electric Industrial Co Ltd
Current assignee: Panasonic Holdings Corp
Priority date: 1995-10-26
Filing date: 1996-10-25
Publication date: 2002-08-28
Anticipated expiration: 2016-10-25
Also published as: CN1159550A; JPH09119663A; MY114320A

Abstract

The indoor unit of the air conditioner is composed of a body composed of a bottom frame and a front frame. A heat exchanger is arranged on one side of the frame, and a water receiving tray is formed on the side of the partition plate arranged to face each other on both sides of the cross-flow fan so that the dew condensation water from the notches arranged on both ends of the rib is discharged to the grill. Flowing down has the effect of solving the problem of water leakage caused by the dew condensation water generated on the back of the heat exchanger base frame being introduced into the connecting pipe.

Description

The air conditioner room unit group

The present invention relates to the air conditioner room unit group, relate in particular to the structure that it handles dew.

In the past, in the air conditioner room unit group of underframe back side configuration heat exchanger, usually handle by the following method for the dew that on heat exchanger, the underframe back side, produces, be exactly as described later shown in Fig. 5 (a), 5 (b), heat exchanger 4 is configured in a side of underframe 1, make the dew that produces in a side of this heat exchanger 4 to flowing down, the side of the groove 1j that from then on uncovers is flowed out to form the groove 1j that uncovers that the rib 1b of one forms with underframe 1.Make the dew of this outflow such as shown by arrows, flow down, then before the rhone 1k that underframe back side flow direction processing dew is used, be formed in the structure of this external processing with this in the back side or the side of underframe 1.

Yet, in said structure, the dew that flows out from the groove 1j side notch part 1c that uncovers is before arriving rhone 1k, the flow direction is configured in to connecting indoor units and outdoor unit, being positioned at the pipe arrangement 8 of the groove 1j side that uncovers, dew is directly discharged outside the air-conditioner body without rhone 1k, may produce the problem of leaking thereby exist.

Therefore, in order to solve above-mentioned problem, purpose is to provide the dew that can will be arranged on the groove that uncovers on the underframe inner face reliably to guide the air conditioner room unit group of air exhausting grille drip tray into just in the present invention.

For achieving the above object, air conditioner room unit group of the present invention, constitute body with underframe with by the preceding frame that this underframe is covered, be connected to form in this suction inlet above body and be configured in the front, bottom and possess in the ventilation channel of air exhausting grille of drip tray, near the above-mentioned underframe with near the preceding frame heat exchanger is being set respectively, simultaneously cross flow fan is configured in the bottom of these heat exchangers, be characterized in, on the inner face of above-mentioned underframe, form rib, constitute the groove that uncovers to accept to be configured near the dew of the heat exchanger the underframe with this rib, simultaneously, two sides at above-mentioned cross flow fan, on relative each other position, demarcation strip is set, prevent to enter above-mentioned ventilation channel without the air of heat exchange, separate certain intervals in the outside of two demarcation strips rib is set respectively, between demarcation strip and rib, form rhone, to accept from the dew of the notch part at above-mentioned rib two ends and to make it to flow down to the drip tray of above-mentioned air exhausting grille.

According to the invention described above structure, can make reliably near the rhone of the dew that heat exchanger produced that is configured in the underframe back side and flow down through being arranged on demarcation strip, and flow to the drip tray of air exhausting grille, can prevent reliably that dew is to this external following and cause leaking in air-conditioner.

A form of implementation of the present invention is to make the top of described rhone by the axis of cross flow fan.

According to this form of implementation,, can make metal pattern manufacturing and structure all very simple by rhone being formed on the top of cross flow fan.

Another form of implementation of the present invention is to make to preventing that air without heat exchange from entering that above-mentioned ventilation channel is located at locational demarcation strip relative each other on the two sides of above-mentioned cross flow fan and above-mentioned underframe forms one, the rhone that the notch part at the two ends by being located at above-mentioned rib links to each other with the above-mentioned groove that uncovers is set in the side of this demarcation strip, the dew from notch part is flowed down to the drip tray of above-mentioned air exhausting grille with this rhone.

According to this form of implementation, by being become one, demarcation strip and rib and underframe form rhone, and number of components is reduced.

Simple declaration to accompanying drawing.

Fig. 1 is the profile of one embodiment of the invention air conditioner room unit group,

The stereogram of Fig. 2 for this air conditioner room unit group is seen from the right side,

Fig. 3 is the profile of this air conditioner room unit group,

The stereogram of Fig. 4 for this air conditioner room unit group is seen from the left side,

Fig. 5 is the figure of the air conditioner room unit group of expression conventional case, the stereogram of Fig. 5 (a) for seeing from the rear, and Fig. 5 (b) is a profile.

Below, with reference to accompanying drawing 1-4 the structure of the processing dew of one embodiment of the invention is described.

Fig. 1 is the sectional side view of one embodiment of the invention air conditioner room unit group, the stereogram of Fig. 2 for seeing from the right side, and Fig. 3 represents to be arranged on the rhone on the right half partition board portion, along the profile that dissects perpendicular to the cross flow fan direction, the stereogram of Fig. 4 for seeing from the left side.

Among Fig. 1, form this body profile by underframe 1 and preceding frame 2, on the frame 2 the suction grid 6 that is covered by underframe 1 is being installed before this, on underframe 1, preceding frame 2 and suction grid 6, suction inlet 1a, 2a, 6a are set respectively, carry out heat exchange by these suction inlets 1a, 2a, 6a inhaled air through heat exchanger 4, and with cross flow fan 5 respectively when heating during with warm wind, cooling with cold wind by air exhausting grille 3 and discharge from exhaust outlet 3c.At suction inlet 1a, 2a, 6a and 4 of heat exchangers filter 7 is set, in order to remove the suction dust in air.

During cooling, produce dew on heat exchanger 4, wherein, the dew that produces near the heat exchanger 4 the former frame 2 directly flows down and discharges outdoor to the drip tray 3b that forms one with air exhausting grille 3.The groove 1j that uncovers that the rib 1b that then forms on the inner face that is used in underframe 1 at the dew that produces near the heat exchange the underframe 14 constitutes flows down.

In Fig. 2-4, the shape that has the dew that produces near to accept the underframe 1 the heat exchanger 4 at the rib 1b that forms on the inner face of underframe 1, between itself and underframe inwall 1h, form the groove 1j that uncovers, rib 1b is connected between demarcation strip 1I, and roughly isometric with heat exchanger 4, can accept the dew that produces near the heat exchanger 4 the underframe 1.

For preventing because of not entering ventilation channel by air without heat exchange from heat exchanger 4, demarcation strip 1i is arranged on relative each other position, cross flow fan 5 two sides, and become one with underframe, thus can separate configuration in front near the frame 2 with near the two sides of the heat exchanger 4 of underframe 1 on the gap filling that forms.In addition, for fear of produce friction wind sound when cross flow fan 5 turns round, it is the cylindrical shape blower-casting 1g of number mm with its covering that the part of demarcation strip 1i has apart from the end face of cross flow fan 5.

The rib 1d that is configured in the above-mentioned rib 1b outside is positioned at the two sides of the above-mentioned groove 1j that uncovers, between demarcation strip 1i and rib 1d, constitutes notch part 1c by form breach on rib 1b.Rib 1d forms in the face of demarcation strip 1i, in view of the above, forms rhone 1e with demarcation strip 1i and rib 1d.

Use these structures, flow to dew in the groove 1j that uncovers by breach 1c from being configured near the underframe 1 heat exchanger 4, and by demarcation strip 1i and the rib 1d prolongation formed rhone 1e in back, flow down to the drip tray 3b of air exhausting grille 3 from rhone top 1f, behind the dew interflow that flows down near the heat exchanger 4 the front plane frame 2, by the discharging hose that links to each other with floss hole 3a to outdoor drainage.

Conventional case is shown in the arrow in (Fig. 5), dew does not flow down to the rhone 1k at the back side of underframe 1, flow down along pipe arrangement 6 but stride across blower-casting 1g, leak thereby produce, yet, in the present embodiment, shown in the arrow among Fig. 2-4, by forming rhone 1e, will import the drip tray 3b of air exhausting grille 3 reliably through rhone 1e from the dew of the groove 1j that uncovers with rib 1d.

In the present embodiment, be that notch part 1c and rhone 1e are set at the two ends of rib 1b, yet, also notch part 1c only can be arranged on arbitrary end, be necessary the degree of depth of the groove 1j that uncovers is deepened in this occasion, or for making dew produce at the mobile easily groove 1j that uncovers that makes of the side of breach 1c.

In the present embodiment, by breach 1c is set at two ends, can form shallow rhone 1e, and need not make its inclination, thereby make the metal pattern structure very simple,, dew is flowed down from the notch part 1c of left and right sides either side even indoor units was omited when installing.

In addition, also can between the back side of the axis 5a of cross flow fan 5 and underframe 1, form rhone 1e, yet, as shown in Figure 3, form rhone 1e by top, can make being formed on metal pattern manufacturing and the structure of rhone 1e and blower-casting 1g all very easy at the axis 5a of cross flow fan 5.

In the present embodiment, by making demarcation strip 1i, blower-casting 1g and rib 1d and underframe 1 form integrally formed rhone 1e, yet, also all or part of of these parts can be formed with other member, and on this other member, form rhone 1e, fix or method such as embedding is installed in it on underframe 1 with screw.In this occasion, though the number of components increase, the installation exercise of cross flow fan 5 is improved.

Claims

1. The air conditioner indoor unit is composed of a base frame (1) and a front frame (2) covered by the base frame (1), and is connected to the suction port (1a) (2a) (6a) formed on the body And in the ventilation passage of the exhaust grille (3) arranged in the front of the lower part and equipped with a water tray (3b), heat exchangers (4) are respectively arranged near the bottom frame and the front frame, and the cross-flow fan (5 ) is arranged at the lower part of these heat exchangers (4), and is characterized in that a rib (1b) is formed on the inner surface of the above-mentioned chassis (1), and the rib (1b) is used to form a dew receiving groove (1j) to accept the The dew condensation water of the heat exchanger (4) near the chassis (1), meanwhile, on the two sides of the above-mentioned cross-flow fan (5), the partition plate (1i) is arranged on the position opposite to each other, so as to prevent the The air from the air enters the above-mentioned ventilation passage, and ribs (1d) are respectively arranged on the outer sides of the two partition plates (1i) at a certain interval, and a drainage groove (1e) is formed between the partition plate (1i) and the ribs (1d). To receive dew condensation water from the notches (1c) at both ends of the rib (1b) and make it flow down to the water receiving tray (3b) of the exhaust grill (3).

2. The indoor unit according to claim 1, characterized in that the drainage groove (1e) passes through the upper part of the axis (5a) of the cross-flow fan (5).

3. The indoor unit according to claim 1, characterized in that, in order to prevent the air without heat exchange from entering the ventilation passage, the partition plates arranged on the two sides of the cross-flow fan (5) are opposite to each other (1i) is integrally formed with the base frame, and the side surface of this dividing plate (1i) is provided with a drainage groove (1e) connected to the dew receiving groove (1g) by the notches (1c) at both ends of the above-mentioned rib (1b) ), use this drainage groove (1e) to make the dew condensation water from the notch (1c) flow down to the water receiving tray (3b) of the exhaust grille (3).