KR20110034090A - District-unit air conditioning equipment of air-carrying type using motorized diffuser integrating a damper and a diffuser - Google Patents

Abstract

PURPOSE: A district-unit air conditioning equipment of air-carrying type using a damper-integrated electric diffuser is provided to enable separate air conditioning for each room and section. CONSTITUTION: A district-unit air conditioning equipment of air-carrying type comprises an intake duct(520), a damper-integrated electric diffuser(540), a room controller, and an exhaust duct(530). The intake duct supplies the air processed with an air conditioning unit to sections and rooms(RM1,RM2,RM3,RM4). The electric diffuser is installed in sections and rooms as being connected to the intake duct and comprises a diffuser cone and a diffuser casing, wherein the diffuser cone is installed in the diffuser casing so that the flow passage between the diffuser cone and the diffuser casing can be opened and closed. The diffuser cone comprises a body which is opened to form the flow passage between the diffuser cone and the diffuser casing, a cover, and a motor unit. The room controller includes a control unit for controlling the motor unit of the electric diffuser.

Description

District-type air conditioning equipment of air-carrying type using motorized diffuser integrating a damper and a diffuser}

The present invention relates to an air conveying zone to a room (room) air conditioner using a damper and a diffuser integrated electric diffuser.

In the existing air-conditioning equipment, it is an air-conveying generation-by-generation air-conditioning system for existing houses and multi-use facilities. Depending on the type of the return air, the duct return method and the actual space (corridor, stairs) room return method The combined duct return method, ceiling space ventilation (ceiling return method) and the like are classified. The air transport-type air-conditioning system of existing houses and multi-use facilities not only cannot operate air conditioning by room, but also has a problem such as excessive driving power ratio. As a room (room), a room-by-room refrigerant system, a multi-cone ventilation system and a room-by-room air-conducting air conditioning system have been developed.

The air-conditioning method 100 of the house and the multi-use facility using the refrigerant transport type air conditioner for each room (room) described above is an outdoor unit 101 and a refrigerant pipe 102 as shown in the cooling / ventilation separation scheme of FIG. 1. ), And the indoor unit 103 and the condensation drainage pipe 104 for each zone to room (room) (RM1, RM2, RM3, RM4), and the air conditioning for each zone to room (room) is possible and narrow. Although it is possible to install a building in a ceiling space, there is a problem that requires a separate ventilation equipment composed of a ventilation unit 111, an air supply duct 112, an exhaust duct 113, and a passive diffuser 114, and a refrigerant And condensation piping installation cost is high, and repair cost is not economically impossible due to excessive repair cost when leaking refrigerant due to refrigerant pipe aging and secondary construction. There is a problem such as getting away.

In addition, the air-conditioning system for each room (room) using a multi-duct, the housing and multi-use air-conditioning system using the air-conducting package air conditioner for each room (room) is shown in Figs. The air conditioning method 200 of FIG. 2 includes a package air conditioner 201, a plurality of air supply ducts 202, a plurality of exhaust ducts 203, a passive diffuser 204, and a plurality of dampers 205 and 206. As such, the ducts for each zone to room (room) (RM1, RM2, RM3, RM4) are composed of a plurality of air supply ducts 202 and a plurality of exhaust ducts 203, so the ceiling space is narrow, so that actual construction is impossible. There is a problem done. 3 and 4, the air conditioning method 300 using the ceiling space of the corridor as the ventilation passage removes a plurality of exhaust ducts 203 in the configuration of FIG. It is installed and ventilated using the ceiling space 305 to secure the space for the duct installation, so it is possible to air condition by room (room) or zone, and the facility cost is low, and the indoor ventilation can be combined, but still As shown in Figure 4 in the air circulation (cooling effect) in the ceiling ventilation passage (economical to secure the ceiling space more than 200mm) is blocked by the air supply duct 202 as a result of the air circulation is not smooth, the cooling room cooling efficiency with the common exhaust There is a problem that the power consumption is reduced and the power consumption is increased, in particular, there is a problem that the cooling efficiency of the last zone (room) is extremely reduced in the state of opening the door of the first zone (room). In addition, in the pressure difference for each zone, that is, for each room, a negative pressure is generated due to the non-cooling chamber exhaust, and a pressure difference is generated between the spaces. There is a problem that it is impossible to achieve diffuser balancing during the ventilation by zone due to the fan law, which increases the power consumption due to the control of the air volume, the greater the power consumption, the closer to the fan.

Accordingly, the present invention is to solve the above-described problems, the operation structure and the installation cost is low as well as low cost repair, which can be air-conditioning (which may include an outside air cooling function or ventilation function) for each zone or each room (room) The main purpose is to provide air-conventional zone-to-room air-conditioning equipment using a damper and diffuser integrated electric diffuser that is easy and inexpensive to repair. Here, the air conditioning equipment is based on air conditioning equipment (air conditioner and its associated equipment) of various configurations, and may additionally include an outside air cooling function or a ventilation function. In addition, it may additionally include a duct, damper, etc. for air cooling or ventilation.

In order to solve the above problems, the air conditioner for each zone and the room (room) using the damper and the diffuser integrated electric diffuser according to an embodiment of the present invention, the air treated from the air conditioner to each zone to the room A room-to-room air-conditioning system for supplying to a room and exhausting or recirculating (venting) the air in the room (room) to the outside, wherein: One supply duct for supply to the (room); It is connected to the air supply duct and is installed in each zone (room), and includes a diffuser cone and a diffuser casing such as a rectangular cross section or a circular cross section, and the flow passage of the outer periphery between the diffuser cone and the diffuser casing is adjusted for the opening rate. And a diffuser cone is installed with respect to the diffuser casing so as to be openable and closeable, wherein the diffuser cone is at least between the diffuser cone body and the diffuser cone body which forms a fluid passageway at an outer circumference between the diffuser casing when the diffuser cone is opened. A damper and diffuser integrated electric diffuser, comprising a diffuser cone coverr fixed to the diffuser cone body to be disassembled and assembled in a space portion, and a motor means fixedly installed in the space portion; A zone controller including a control unit for controlling the motor means of the integrated electric diffuser; And one exhaust duct or an induction duct to the ceiling space for exhausting or recirculating (venting) the air in each of the zones to the rooms (rooms) RM1, RM2, RM3, and RM4. It features.

The damper and the diffuser integrated electric diffuser are also installed in the exhaust duct or the induction duct, and in this case, a control unit for controlling the motor means of the integrated electric diffuser is also provided in the zone controller, and the air conditioner It may be a heat pump or an integrated or separate air conditioner, and may be configured to include a duct, a damper, or the like for air cooling or ventilation.

According to the problem solving means of the present invention described above, the present invention by using a damper and diffuser integrated electric diffuser in the air-conveying zone to room (room) air conditioning equipment, in addition to the effect of the damper and diffuser integrated electric diffuser, air supply duct and exhaust Since the ducts can be configured one by one, it is possible to install in a narrow ceiling space, thereby enabling the air conditioning for each room (room) or the air conditioning for each zone, and also the installation cost can be reduced. In addition, since the air supply duct and the exhaust duct are composed of one by one, the repair is easy and the repair cost is low.

Hereinafter, preferred embodiment (s) of the present invention will be described in detail with reference to the accompanying drawings. However, the present invention is not limited thereto. In addition, the configuration and operation and effects of the air-conveying zone-by-room air-conditioning facility using the damper and diffuser integrated electric diffuser of the present invention will be described and illustrated with reference to the features of the present invention. Detailed description and illustration of the techniques of various conventionally known air conditioning equipment are omitted.

5 and 6 are shown in the duct plan view of the air-conditioning zone-by-room (room) air conditioning facility 500, 600 using the damper and diffuser integrated electric diffuser according to the embodiments of the present invention, Figure 7 to FIG. 9 shows embodiments of a configuration in which the air-conditioning unit-by-room air conditioner of FIG. 5 is applied to a heat pump, a separate air conditioner, and an integrated air conditioner, and FIGS. 10 to 12 are used in the present invention. A cross-sectional view of the damper and the diffuser integrated electric diffuser 540 is shown in a closed state and an open state, and a perspective photo during the disassembly of the diffuser cone 10 is shown.

In FIGS. 5 and 6, air-conditioning unit-by-room (room) air conditioning facilities 500 and 600 using dampers and diffuser integrated electric diffusers are not shown, but FIGS. As shown in FIG. 9, the air conditioner 510 is provided to supply the treated air to each zone or room (room) RM1, RM2, RM3, and RM4, and one air supply duct 520. And a plurality of electric diffusers 540 integrated with a damper and a diffuser, a zone (room) controller (R / C), and an induction duct 531 to one exhaust duct 530 or the ceiling space 535.

In FIG. 7 to FIG. 9, the air processed from the air conditioner 510 is divided into RM1, RM2, RM3, and zones (rooms) by one air supply duct 520 and each integrated electric diffuser 540. RM4). The integrated electric diffuser 540 is connected to the air supply duct 520 and is installed in each zone to room (RM1, RM2, RM3, RM4), as shown in FIGS. 10 and 11. It comprises a diffuser cone (deflector) 10 and the diffuser casing 20, such as a cross section or a circular cross section, the flow passage of the outer periphery between the diffuser cone 10 and the diffuser casing 20 The diffuser cone 10 is installed with respect to the diffuser casing 20 so that it can be opened and closed together, and the diffuser cone body 11 which forms a fluid passage in the outer circumference with the diffuser casing when the diffuser cone 10 is opened. And a diffuser cone carver 12 fixed to the diffuser cone body so as to be disassembled and assembled with at least the space portion 13 between the diffuser cone body and the motor means fixedly fixed to the space portion 13. It consists of 60.

Preferably, the sealing member 14 is installed to ensure the airtightness when the diffuser cone 10 and the diffuser casing 20 are closed, and the space portion 13 has a PCB substrate for controlling the motor means 60 ( 70) is also preferable in terms of maintenance. In this case, by connecting the cable to the connector can be easily separated completely when disassembling the diffuser cone (10). Reference numerals "19", "22c", and "42" are through holes of the cables 72 and 73, and the sealing members 19a and 74 are preferably provided so as to maintain airtightness. The diffuser cone body 11 and the diffuser cone cover 12 are fixed by screws 14a via sealing members 14 as in the embodiment of FIGS. 10 and 11.

The motor means 60 may be a geared motor using a conventional DC power source, but is not limited to these configurations, the motor means 60, the work for the vertical movement of the diffuser cone 10 By way of example, a lead screw 62 that rotatably protrudes outside the center of the space portion 13 of the diffuser cone body 11 may be connected to the motor rotation shaft 61. When the opening degree is adjusted by the vertical movement of the diffuser cone 10 as described above, a means for guiding the movement of the diffuser cone 10 to prevent the rotational movement of the diffuser cone 10 and to move only up and down is required. Do. As an example, a fixed support member 15 having at least one rod-shaped guide means 18 and a through hole 17 for guiding the shanghai dong of the guide means 18 and installed in the diffuser casing 20. It may be configured to include. In addition, a fixing nut 65 engaged with the lead screw 62 is fixed to the fixing support member 15. In addition, the fixed support member 15 may be installed in the inner casing 21 to be disassembled and assembled. As an example, as shown, the coupling portions 16 are formed at the end portions of the fixed support members 15 and are bent into an L-shape, and the inner casing 21 has the coupling portions 16 of the fixed support members 15. The groove-shaped coupling groove to be inserted may be installed in the coupling portion 26 and a through groove for entering and exiting the coupling groove of the coupling portion 16 of the fixed support member 15 may be installed. In this way, when the fixed support member 15 is assembled, the coupling portion 16 of the fixed support member 15 is inserted through the through groove so that the fixed support member 15 is not rotated slightly in the coupling groove of the inner casing 21. . In case of disassembly it works in reverse. After disassembling and assembling the fixed support member 15, the diffuser cone cover 12 can be disassembled and assembled from the diffuser cone body 11.

In addition, limit switches 71 and 72 may be installed to limit the movement of the diffuser cone 10 upward or downward, and in particular, the maximum opening ratio adjusting nut 66 may be installed together to serve as a stopper. At the same time it is possible to adjust the maximum opening rate of the diffuser cone 10 to be able to adapt to a variety of environments to prevent unnecessary openings to prevent energy waste.

The diffuser according to the embodiment of the present invention having the above-described configuration, when installed on the ceiling 50 for indoor ventilation or cooling and heating of the building, when the inspection or repair is necessary, the diffuser cone 10 from the diffuser casing 20 By separating and separating the diffuser cone cover 12 of the diffuser cone 10 from the diffuser cone body 11, it is possible to easily check or repair the motor means 60, the PC substrate 70 and the like. In addition, when the adjustment nut 66 needs to be adjusted, the diffuser cone 10 may be separated from the diffuser casing 20. In particular, when the coupling portions 16 and 26 of the fixed support member 15 and the inner casing 21 are configured, the diffuser cone 10 is rotated slightly in the dismantling direction, and then lifted from the coupling groove and separated through the through groove. The diffuser cone 10 may be separated from the diffuser casing 20. Joining is done in the reverse order of dissolution. As mentioned above, the disassembly coupling configuration of the diffuser cone 10 and the diffuser casing 20 is not limited to this configuration.

The diffuser according to the present invention of the above-described configuration and operation, can be employed for indoor ventilation or cooling and heating of the building, so that the motor means 60 or PCB substrate 70 together with the diffuser cone 10 can be disassembled and assembled. Since the inspection port is unnecessary, the ceiling can be beautifully configured. When only the diffuser cone carver 12 is configured to be directly disassembled from the outside, simple maintenance can be made more easily.

In addition, the diffuser cone 10 can be closed when not in use, and the displacement of the diffuser cone 10 can be easily adjusted, so that the air volume control can be proportionally realized as shown in FIG. By the maximum opening rate can be adjusted according to the environment it can contribute to the building energy savings. In FIG. 13, the characteristics of the damper and diffuser integrated electric diffuser 540 used in the present invention can be well understood as compared with the characteristic curves of the conventional parallel blade (PB) damper and the opposite blade (OB) damper. In addition, since the configuration is simple and easy to dismantle and assemble, maintenance is not only easy, and since the motor means 60 or the PC substrate 70 are built in, the risk of failure is minimized and the flow path is not impeded. It has the effect of keeping the resistance low.

Since the integrated electric diffuser 540 described above is illustrated and described in more detail in the electric diffuser separately filed by the applicant, the present invention is not limited to the embodiment illustrated in FIGS. 10 and 11.

The integrated electric diffuser 540 configured as described above is controlled by a control unit in which the motor means 60 is included in a zone (room) controller R / C. Reference numerals "M / C" and "MCB" are master controller and main control board.

The air conditioning facility 500 for each air transport zone to room (room) according to the present invention discharges air in each zone to room (room) RM1, RM2, RM3, and RM4 as shown in FIG. One exhaust duct 530 may be provided. In this case, the air supply duct 520 and the exhaust duct 530 may be provided by using the integrated electric diffuser 540 in addition to the advantages of the integrated electric diffuser 540 described above. It can be configured in each one can be installed in the narrow ceiling space 535, thereby enabling the air conditioning for each room (room) to the air conditioning for each zone, and also the installation cost can be made cheap. In addition, since the air supply ducts 520 and the exhaust ducts 530 are configured one by one, the repair is easy and the repair cost is low.

As shown in FIG. 6, the air conditioning type 600 for each air transport zone according to the present invention includes air in each zone for each room RM1, RM2, RM3, and RM4. Instead of the exhaust duct 530 for discharge, it may be provided with a guide duct 531 to the ceiling space 535. In this case, the damper and the diffuser integrated electric diffuser 540 are also installed in the exhaust duct 530 or the induction duct 531, and a control unit for controlling the motor means 60 of the integrated electric diffuser 540 is also a region ( Room) It is preferably installed in the controller (R / C).

7 to 9, the air conditioning zones 700, 800, and 900 according to the air transport zones using the damper and the diffuser integrated electric diffuser, respectively, the air transport zones of the air transport zones of FIG. The air conditioner 510 for each room is an embodiment of the configuration applied to the heat pump, the separate air conditioner, and the integrated air conditioner, respectively. These embodiments are shown and described by way of example only, and may be applied to various conventional air conditioner configurations known in the art.

In addition, air conditioning facilities 700, 800, 900 for each air transport zone to room (room), as shown in other embodiments of the present invention, in addition to the air conditioning equipment (air conditioning and its accessories), additionally In order to cool or ventilate the outside air, an outside air supply duct for exhausting or recirculating (venting) air outside the recirculation duct 525 to each of the zones or rooms (RM1, RM2, RM3, RM4) to the outside ( 526 and the air exhaust duct 527 are connected to the air supply duct 520 and the exhaust duct 530 together with the motorized degree damper, respectively. In this case, a return-side motorized damper MDr is provided in the recirculation duct 525, where reference numeral "SF" is an air supply fan and "RF" is a ventilation fan (exhaust fan).

In FIG. 7, the air conditioner 510 of the air-conveying zone to room (room) air conditioner 700 using the damper and diffuser integrated electric diffuser of the present invention includes an outdoor unit 710 having a main body 720: an evaporator. And an evaporator of the main body 720 are installed upstream of the air supply duct 520. Depending on the operation of the four sides in the outdoor unit 710, the role of the condenser and the evaporator of the body 720 is converted as known.

In the air-conveying zone-by-room (room) air conditioner 800 using the damper and diffuser integrated electric diffuser shown in FIG. 8, the air conditioner 510 is a main body 820 of the air conditioner 510. The outdoor unit 810 is separated from the evaporator, in which case the evaporator is installed upstream of the air supply duct 520. Reference numeral 830 is optional as a total heat exchanger. In FIG. 9, the outdoor unit 910 and the main body 920 of the air conditioner 510 of the air conditioner-by-room-to-room air conditioner 900 using the damper and diffuser integrated electric diffuser are integrally formed. do.

In the present invention, the area to room (room) (RM1, RM2, RM3, RM4) includes not only a room divided by a partition or a wall, but also an area in a space without physical division. For example, it can also be used for local air conditioning of spaces with irregular time zones and locations, such as VAV systems or restaurants in buildings that require large spaces.

The economics of the air-conveying zone-by-room (room) air conditioner using the damper and diffuser integrated electric diffuser of the present invention described above are as follows. In other words, based on the 38-flat apartment and 5HP of cooling capacity, and calculated based on the consumer price, the equipment cost of 7 million won (including 5 indoors and electrical control construction) in the case of the ventilation system combined with multi-air conditioners of FIG. ), Refrigerant, condensation emission and construction cost of 8 million won, ventilation unit construction cost of 2 million won, but totaled 16 million won, but in the case of the present invention, equipment cost of 5 million won, duct construction cost (including insulation work) of 2 million won, integrated electric The cost of the diffuser was 2.4 million won, totaling 9.4 million won, representing a 41% savings.

As described above, the air conditioner of the present invention, as can be seen from the configuration and operation and effect of the air conveying zone-by-room (room) air conditioner using the damper and diffuser integrated electric diffuser of the present invention, In other words, it is user-oriented.

Figure 1 shows a schematic diagram of the air-conditioning / ventilation separation method of the air-conditioning method of the house and multi-use facility using a conventional refrigerant transport-type multi-air cone per room (room).

FIG. 2 illustrates an embodiment of a cooling / ventilating separation scheme of a house and a multi-use facility air conditioning system using an air transport package air conditioner for each room.

3 and 4 is an embodiment of a cooling and ventilation separation system schematic diagram and duct plan of the air conditioning package air conditioner for each room (room) using the ceiling space of the corridor as a ventilation passage in FIG. Illustrated.

Figure 5 shows a duct plan view showing the configuration of the air-conditioning zone-by-room (room) air conditioning equipment using a damper and diffuser integrated electric diffuser according to an embodiment of the present invention.

Figure 6 shows a duct plan view showing the configuration of the air-conditioning zone-by-room (room) air conditioning equipment using a damper and diffuser integrated electric diffuser according to another embodiment of the present invention.

FIG. 7 illustrates an embodiment of a configuration in which an air conveying zone to room (room) air conditioning facility using a damper and a diffuser integrated electric diffuser according to an embodiment of the present invention is applied to a heat pump.

8 is a view illustrating an embodiment of a configuration in which an air conditioner for each compartment and a room (room) using a damper and a diffuser integrated electric diffuser according to an embodiment of the present invention are applied to a separate air conditioner.

FIG. 9 shows an embodiment of a configuration in which an air conditioner for each zone and a room (room) using a damper and a diffuser integrated electric diffuser according to an embodiment of the present invention are applied to an integrated air conditioner.

10 is a cross-sectional view showing the configuration of the damper and diffuser integrated electric diffuser used in the present invention in a closed state.

FIG. 11 is a cross-sectional view of the open state of FIG. 10.

FIG. 12 is a perspective photograph during disassembly of the diffuser cone in FIG. 10. FIG.

13 and 14 are characteristic curve diagrams of a conventional damper related to air volume control and a diffuser used in the present invention.

<Explanation of symbols on main parts of the drawings>

10: diffuser cone 11: diffuser body

12: diffuser carver 13: space

14: sealing member 15: fixed support member

16, 26: coupling portion 17: guide ball

18: guide means 19: through hole

19a: sealing material 20: diffuser casing

21: inner casing 21a, 22a: flange

21d, 22d: engaging portion 22: outer casing

22b: screw 22c: through hole

30: fixing member 40: duct

41: clamp 42: through hole

50: ceiling 60: motor means

61: motor rotation shaft 62: lead screw

65: fixing nut 66: maximum opening ratio adjusting nut

70: PCB substrate 71: limit switch

72,73: cable 75: connector

100: multi air conditioner air conditioning equipment 200,300: air conveying type air conditioning equipment

500,600,700,800,900: Air conditioning facilities according to the air conveying zone to room (room) (invention)

510: air conditioner 520: air supply duct

525: recirculation duct 526: air supply duct

527: Exhaust duct 530: Exhaust (duct) duct

531: induction duct 535: ceiling space

540: integrated electric diffuser 710, 810, 910: outdoor unit

720,820,920: Main Unit R / C: Zone (Room) Controller

M / C: Master Controller MCB: Main Controller Board

RM1, RM2, RM3, RM4: Zone (room) MDr: Return side motorized damper

SF: Supply fan RF: Ventilation fan (exhaust fan)

Claims (3)

The air treated from the air conditioner 510 is supplied to each zone or room (room) RM1, RM2, RM3, RM4, and the air in the zone (room) RM1, RM2, RM3, RM4 to the outside. In air-conditioning zone to room (room) air-conditioning equipment to exhaust or recirculate (vent): One air supply duct 520 for supplying the treated air from the air conditioner 510 to each zone or room (RM1, RM1, RM2, RM3, RM4); Connected to the air supply duct 520 is installed in each zone to room (room) (RM1, RM2, RM3, RM4), and includes a diffuser cone 10 and a diffuser casing 20, such as a rectangular cross section or a circular cross section. The diffuser cone 10 is installed with respect to the diffuser casing 20 so that the flow path of the outer periphery between the diffuser cone 10 and the diffuser casing 20 can be opened and closed with the adjustment of the opening degree. The cone 10 is disassembled so as to have a diffuser cone body 11 which forms a fluid passage in the outer circumference with the diffuser casing when it is opened, and at least a space 13 between the diffuser cone body. A damper and diffuser integrated electric diffuser 540, including a diffuser cone carver 12 fixed to the diffuser cone body and a motor means 60 fixedly installed at the space 13; A zone (room) controller (R / C) including a control unit for controlling the motor means (60) of the integrated electric diffuser (540); And, An induction duct 531 or an induction duct 531 to the ceiling space 535 for exhausting or recirculating (venting) the air in each of the zones to rooms (rooms) RM1, RM2, RM3, and RM4 is provided. It characterized in that it comprises a, air-conditioning zone-by-room (room) air conditioning equipment using a damper and diffuser integrated electric diffuser. According to claim 1, wherein the exhaust duct 530 or the induction duct 531, the damper and the diffuser integrated electric diffuser 540 is installed, the control unit for controlling the motor means 60 of the integrated electric diffuser 540 The air-conditioning zone-by-room (room) air conditioner using a damper and diffuser integrated electric diffuser, characterized in that installed in the area (room) controller (R / C). The damper and diffuser integrated type according to claim 1 or 2, wherein the air conditioner (510) is one of a heat pump (710, 720), a separate air conditioner (810, 820), and an integrated air conditioner (910, 920). Air-conditioning area to room (room) by air diffuser using electric diffuser.

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