JPH0612458Y2 - Local blowout type air conditioner capable of dehumidification - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a local blow-out type air conditioner that can be used as a dehumidifier as well as a spot air conditioner.

(Prior Art) An integrated local blow-out type air conditioner (spot air conditioner) in which a heat source side unit having a condenser and a use side unit having an evaporator are integrally incorporated in a casing is generally mainly used for people or objects. It is used for the purpose of cooling (cooling) by applying cold air to, but as disclosed in Japanese Utility Model Publication No. 57-39705, the cooling air that has passed through the condenser can be used as warm air for heating. There are also things.

Furthermore, it is also possible to use as a device that dehumidifies the cool air that has passed through the evaporator and the hot air that has passed through the condenser separately to the target area so that there is little change in temperature and dehumidification is performed. Proposed.

(Problems to be solved by the invention) The idea of the dehumidifying operation described above is that even if the function of dehumidifying is fulfilled for the time as a whole sealed room, the cold air and the warm air are blown separately, It is not preferable because dehumidification at the outlet of the cool air may cause dew condensation on the blowout grill peripheral frame and the object blown by the wind around the outlet to cause dew condensation and get wet.

As described above, the present invention has been made in view of the fact that the conventional one has a problem in practical use, and it has a structure capable of mixing and blowing cold air and warm air to prevent dew condensation. A feature of the invention is that it provides a spot air conditioner that can be used for multiple purposes while preventing its occurrence and maintaining high reliability.

(Means for Solving Problems) Therefore, as is apparent from the drawings showing the embodiment, the present invention has a condenser (11), a condenser fan (12) built-in, a first intake port (7) and a condenser. A second intake port that incorporates a condenser chamber (3) formed by opening an exhaust port (8) capable of discharging the air that has passed through the device (11), an evaporator (13), and an evaporator fan (14). (9) and evaporator (13)
In a local blow-out type air conditioner equipped with an evaporator chamber (4) having an air supply port (10) capable of sending out air that has passed through, the exhaust port (8) and the air supply port (10) And (1) are arranged side by side on the same side, while the first chamber (19) communicating with the exhaust port (8) and the air supply port (10) are communicated with each other by the partition (21). )
Chamber with two rooms, a second room (20) and
(2) is attached so as to match the outlet surface where the exhaust port (8) and the air supply port (10) exist, and the warm air outlet (22) is installed in the first chamber (19).
The cold air outlets (23) are opened in the second chamber (20),
Further, a third vent hole (26) is opened in the partition (21), and further the first vent hole (26) is in contact with the third vent hole (26) and the first chamber (19) has the first vent hole.
The vent hole (24) is opened in the second chamber (20) and the second vent hole (25) is opened in the second chamber (20), so that the second vent hole (25), the third vent hole (26), and the first vent hole (24). ) Or hot air outlet (22) with a blind plate for spot cooling, and the hot air outlet (22) and cold air outlet (23) with a blind plate for dehumidification. To do.

In addition, according to the present invention, the first vent hole (24) and the second vent hole (25) are opened by contacting and contacting the third vent hole (26) at right angles. A T-shaped blind plate (27) capable of simultaneously closing the third ventilation port (26), and a pair of flat blind plates (2) capable of closing the hot air outlet (22) and the cold air outlet (23) during dehumidification, respectively.
It is preferable that 8) and (29) are additionally provided.

Further, the second ventilation port (25) is orthogonally placed to the third ventilation port (26) so as to be in contact with each other and open, while the second ventilation port for spotting cooling is provided.
L-shaped blind plate (3) that can simultaneously close (25) and the third vent (26)
0), a flat blind plate (28) capable of closing the hot air outlet (22) during spot cooling and dehumidification, and a flat blind plate (29) capable of closing the cold air outlet (23) during dehumidification. It is also a desirable configuration to have.

(Operation) The chamber (2) has the hot air outlet (22) and the cold air outlet (23) separately, and the third ventilation port (26) facing the passage through which the cold air and the warm air flow and the third air outlet (26). 3 types of blind plates are used because it has the first ventilation port (24) facing the hot air flow passage and the second ventilation port (25) facing the cold air flow passage at the positions where the three ventilation holes (26) are in contact with each other. In addition to the spot cooling, the first to third vent holes (24), () are simply operated by selectively closing the respective ports (22), (23), (24), (25), (26). By using 25) and (26), dehumidifying operation can be performed with cold / warm air mixed blowing out, and dehumidification can be performed while preventing dew condensation.

In addition, cold air blowout spot cooling from the cold air blowout port (23), warm air blowout spot heating from the hot air blowout port (22), the above-mentioned both ports (2
From 3) and (22), spot air conditioning can be selectively performed by simultaneously blowing cold air and hot air.

(Embodiment) Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 shows a self-supporting movable type spot ear-con, which is formed by stacking the main body (1) and the chamber (2) downward and in the upper two steps to form an integral structure of the spot ear-con.

The main body (1) is divided into upper and lower sections, and each section is divided into 2 sections.
It is divided into chambers, the upper stage is the condenser chamber (3) and the evaporator chamber (4)
And a machine room (5) and a tank room (6) are provided in the lower stage.

A first intake port (7) and an exhaust port (8) are opened in the side plate and the top plate of the outer plate of the condenser chamber (3), and the first intake port is placed in the condenser chamber (3). The condenser (11) over the mouth (7),
A two-axis motor with a sirocco type condenser fan (12) directly facing the exhaust port (8) and directly connected to the fan (12)
When the motors (18) are housed in the respective housings (18) and the motor (18) is driven, the condenser fan (12) operates to blow air and the first intake port
After sucking the ambient air from (7), the air is exhausted from the exhaust port (8) through the condenser (11) and the fan (12).

On the other hand, in the side plate and the top plate of the outer plate of the evaporator chamber (4),
The second intake port (9) and the air supply port (10) are opened respectively, and the evaporator chamber (4) has an evaporator (13) extending over the second intake port (9). The air outlets (10) face the blow-out part to house the evaporator fans (14) respectively, and
(14) is connected to the two-axis motor (18), and further, a drain pan (15) is arranged just below the coil of the evaporator (13) to drive the motor (18) for evaporation. Dexterous fan (1
By sucking ambient air from the second intake port (9) by blowing the air into (4), air is sent out from the air inlet (10) through the evaporator (13) and the fan (14). It is possible.

Next, in the machine room (5) there is a built-in electric component box (32) incorporating a compressor (16) and other refrigeration equipment and control equipment, while the tank room (6) contains a drain tank ( 17) is stored so that it can be taken out from the outside.

The drain tank (17) has a top port connected to the drain tank (17) by a hose (31), and the evaporator (1
Drain generated in 3) (including condensed water generated by dehumidification)
Can be stored in the drain tank (17) at any time.

As for the chamber (2), as the structural example is shown in a separated state in FIG. 2, the chamber (2) is placed on the top of the main body (1) with a stacking allowance of several cm, and is screwed and integrated with screws. In addition, it has a rectangular parallelepiped shape, and the bottom plate has an exhaust communication port at a position centered on the exhaust port (8) and the air supply port (10).
(35) and the air communication port (36) are opened in a congruent shape, and the interior is further connected to the first chamber (19) facing the exhaust gas communication port (35) by a vertical partition (21). The second facing the air passageway (36)
It is divided into two rooms, room (20).

A circular hot air outlet (22) convenient for connecting a flexible duct is opened on the side plate of the outer plate of the first chamber (19) on the same side as the first intake port (7). A circular cold air outlet (23), which is also circular, is opened in the side plate of the outer plate of the second chamber (20) on the same side as the second intake port (9).

Further, at the location on the top plate of the chamber (2) that contacts the partition (21) and at the central upper side of the partition (21), the first chamber (19)
The first ventilation port (24) in a rectangular shape, and the second chamber (2
0) and adjacent to the first vent (24) the second vent
(25) is opened in a small square shape, and the partition (21) is adjacent to both the ventilation holes (24) and (25), and the third ventilation hole (26) is opened in a small square shape. I am busy.

The chamber (2) having the above-mentioned structure has the exhaust communication port (35).
In addition, a seal material (37) having a rectangular opening corresponding to the air communication port (36) is sandwiched and attached to the main body part (1) to fix it, thereby inducing cold air and warm air. It is used as a space.

In this case, in order to selectively close each of the five mouths (22) to (26), three kinds of blind plates are provided as attached members,
The blind plates will be described with reference to FIGS. 3 to 5. The T-shaped blind plate (27) shown in FIG. 3 simultaneously closes three of the first vent hole (24) to the third vent hole (26). Is used to
Rectangular plate member having an area sufficient first vent (24) and the second vent (25) to occlude and each other against thereon and (27 _A), a right angle from the central portion of the plate member (27 _A) And a rectangular plate (27 _B ) having an area sufficient to close the third vent (26), for example, the side facing the first chamber (19). Further, on the lower side of the latter plate (27 _B ), a locking piece (37) for sandwiching the lower edge of the third vent hole (26) and positioning so as not to move is attached to the right side surface. The former plate (27 _A ) is provided with a proper number of small holes for inserting the fixing screws.

The blind plate (27) can simultaneously block the first vent hole (24) to the third vent hole (26) at the same time, and the locking piece (37) fixes the plate body (27 _B ). Screw insertion into small holes and chamber (2)
Airtight closure is possible by tightening the top plate.

Next, FIG. 4 shows a single flat blind plate (28) having a sufficient area to close the hot air outlet (22) and the cold air outlet (23), respectively.
In (29), there are small holes for screw tightening at 4 corners,
The airtight closure can be achieved by contacting (22) and (23) from the outside and tightening screws.

If the blind plates (28) and (29) do not require all the operations of cooling, heating and dehumidification, only one of them should be provided as an accessory.

On the other hand, FIG. 5 shows an L-shaped blind plate (30) for selecting any one of the T-shaped blind plate (27) as an attached member, and connecting the first vent hole (24) and the for one of the second ventilation opening (25) rectangular plate member having an area sufficient to occlude with each other against thereon and (30 _a), bent at right angles downwardly from the plate body (30 _a) A rectangular plate (30 _B ) having a sufficient area to be fitted and closed from either the first chamber (19) surface side or the second chamber (20) surface side of the third ventilation port (26), The former plate (30 _A ) is provided with a small hole for screw insertion on the periphery, while the lower plate of the latter plate (30 _B ) has the same contact as the T-shaped blind plate (27). Stops (37) are attached to each side in pairs.

The blind plate (30) can simultaneously block either the first vent hole (24) or the second vent hole (25) and the third vent hole (26).

The blind plates (27), (28), (29), (30) described above are
It is preferable to have a structure in which a heat insulating material that also serves as a sealing material is attached to the top plate of (2) and the surface side that contacts the partition (21).

Next, FIG. 6 (a) shows the air conditioning operation mode of the spot air conditioner.
It will be described with further reference to (f).

(A) Spot cooling (cooling) operation (see Fig. 6 (a), (b)), T-shaped blind plate (27) to open the first to third vents (24), (25), (26) The nozzle (38) is closed and connected to the cold air outlet (23).

The warm air (exhaust air) exiting the condenser chamber (3) is discharged sideways from the open hot air outlet (22) as shown by the diagonal arrow, while the cool air exiting the evaporator chamber (4) is white. It is blown out from the tip of the nozzle (38) to the target location as shown by the arrow (see FIG. 6 (a)).

If you want to exhaust hot air upward instead of laterally,
By closing the second vent hole (25) and the third vent hole (26) with the blind blind plate (30) and closing the warm air outlet (22) with the flat blind plate (28), It is possible to exhaust air upward from the vent hole (24) (see FIG. 6 (b)).

(B) Spot heating operation (see FIGS. 6 (c) and 6 (d)), the T-shaped blind plate (27) closes the first to third vent holes (24), (25), (26), And when the nozzle (38) is connected to the hot air outlet (22), the hot air is blown from the tip of the nozzle (38) to the target location,
Cold air is discharged laterally from the cold air outlet (23) (Fig. 6).
(See (c)).

If you want to exhaust the cool air upwards, the L-shaped blind plate (3
By closing the first vent hole (24) and the third vent hole (26) with (0) and closing the cold air blow outlet (23) with the flat blind plate (29), the second vent hole (25 It is possible to evacuate from above).
(See FIG. 6 (d)).

(C) Spot simultaneous cooling and heating operation (see FIG. 6 (e)), the T-shaped blind plate (27) closes the first to third vent holes (24), (25), (26), and the nozzle By connecting (38) to the hot air outlet (22) and the cold air outlet (23) respectively, each nozzle (38),
Simultaneous cooling and heating is possible by blowing hot air and cold air from different locations from (38).

(D) Dehumidifying operation (see Fig. 6 (f)), the hot air outlet (22) and the cold air outlet (23) are closed by flat blind plates (28, 29), respectively, and the first to third ventilation ports are provided. (24), (25), (26) are in the open state.

The warm air exiting the condenser chamber (3) passes through the first chamber (19) and reaches the intersection of the first ventilation port (24) and the third ventilation port (26), while the warm air flows from the evaporator chamber (4). ) Exits through the second chamber (20) and the second vent (2
At the intersection of 5) and the third vent (26), the hot and cold air is thus mixed in the area where the three vents (24), (25), (26) exist, and then the thick arrow As described above, the air whose temperature is slightly increased from the first vent hole (24) and the second vent hole (25) is blown upward.

At that time, the indoor air is cooled to a temperature below the dew point in the evaporator (13), so that moisture in the air is condensed and so-called dehumidification is performed.

The opening areas of the first vent hole (24) and the second vent hole (25) may be determined so that the cold air and the hot air can be mixed smoothly.

(Effects of the Invention) Since the present invention is configured as described above, it has the following effects.

In the air conditioner according to claim 1, a warm air blowout port (22), a cold air blowout port (23), each ventilation port (24), (25), (26) is provided in the chamber (2), and each port is provided. By selectively opening and closing, dehumidification is possible in addition to spot cooling, which can be used for multiple purposes.

Moreover, since the first to third vent holes (24), (25), (26) are opened in contact with each other, each port (24), (25),
Since cold air and hot air are blown out through (26),
It is possible to operate without causing dew condensation on the part of the vent hole and the objects in the vicinity.

Further, since it is sufficient to perform all the operations of the blind plate in the chamber (2), the operation type switching operation is easy.

In the air conditioner according to claim 2, the three air vents (24), (25) and (26) can be fully closed and fully opened with one touch by the T-shaped blind plate (27), and the switching operation between cooling and dehumidification is easier. You can do it.

In the air conditioner according to claim 3, since the L-shaped blind plate (30) can selectively open the first ventilation port (24) and the second ventilation port (25), hot and cold air can be discharged. The direction can be switched as required, and the installation location is not restricted, and the user does not feel cold draft or hot draft.

[Brief description of drawings]

1 and 2 are an overall structural view and an isolated perspective view of an essential part according to an embodiment of the present invention, and FIGS. 3 to 5 are perspective views of blind plates which are similarly fitted to the openings of a chamber, respectively. Figure 6 (a)
(F) is an explanatory view showing each operation mode according to the embodiment of the present invention. (2) …… Chiamba, (3) …… Condenser chamber, (4) …… Evaporator chamber, (7) …… First intake port, (8) …… Exhaust port, (9) …… Second Intake port, (10) …… Suction port, (11) …… Condenser, (12) …… Condenser fan, (13) …… Evaporator, (14) …… Evaporator fan, (19)… … First room, (20) …… second room, (21) …… partition, (22) …… hot air outlet, (23) …… cool air outlet, (24) …… first ventilation port, ( 25) …… Second vent, (26) …… Third vent, (27) …… T-shaped blind plate, (28) …… Flat blind plate, (29) …… Flat blind plate, (30) ...... L-shaped blind plate (30).

Claims (3)

[Scope of utility model registration request] 1. A condenser (11), a condenser fan (12) are built-in, and an opening is provided for a first intake port (7) and an exhaust port (8) for discharging the air passing through the condenser (11). Condenser chamber (3), evaporator
(13), an evaporator chamber having a built-in evaporator fan (14) and opening a second intake port (9) and an air supply port (10) capable of delivering the air passing through the evaporator (13) In the local blow-out type air conditioner having (4), the exhaust port (8) and the air supply port (10) are arranged side by side on the same side, while the first chamber communicates with the exhaust port (8). (1
Exhaust the chamber (2) with two chambers, 9) and a second chamber (20) which communicates with the air supply port (10) and is separated from the first chamber (19) by the partition (21). The hot air outlet (22) is installed in the first chamber (19) and the cool air is blown in the second chamber (20). Each of the outlets (23) is opened, and a third vent hole (26) is opened in the partition (21). Furthermore, the third vent hole (26) is in contact with the first chamber (1).
9) has the first vent (24) and the second chamber (20) has the second vent (2).
5) and open the second vent (25) and the third vent (2
6) and the first ventilation port (24) or the hot air outlet (22) are closed by a blind plate for spot cooling, and the hot air outlet (22) and the cold air outlet (23)
A local blow-out type air conditioner characterized in that it is possible to dehumidify by closing and with a blind plate. 2. The first vent (24) and the second vent (25) are third
A T-shaped blind plate (27) capable of closing the first vent hole (24) to the third vent hole (26) at the same time during spot cooling while opening the respective vent holes (26) orthogonally in contact with each other, and at the time of dehumidification A pair of flat blind plates (28) capable of closing the hot air outlet (22) and the cold air outlet (23), respectively.
The dehumidifying local blow-out type air conditioner according to claim 1, further comprising (29). 3. The second ventilation hole (25) is orthogonal to the third ventilation hole (26) so that the second ventilation hole (25) is opened in contact with the third ventilation hole (26), while the second ventilation hole (25) and the third ventilation hole (26) are used for spot cooling. L-shaped blind plate capable of simultaneous closure
(30), a flat blind plate (28) capable of closing the hot air outlet (22) during spot cooling and dehumidification, and a flat blind plate (29) capable of closing the cold air outlet (23) during dehumidification A locally blown air conditioner capable of dehumidifying according to claim 1.