CN1200233C

CN1200233C - Gate driving device of indoor machine of combined air-conditioner

Info

Publication number: CN1200233C
Application number: CNB02132073XA
Authority: CN
Inventors: 李商炫; 朴俊炯; 梁承大; 崔贵振
Original assignee: MANDA AIR CONDITIONER CORP
Current assignee: MANDA AIR CONDITIONER CORP
Priority date: 2001-09-12
Filing date: 2002-09-11
Publication date: 2005-05-04
Anticipated expiration: 2022-09-11
Also published as: JP3653634B2; CN1405511A; KR20030023162A; JP2003114048A; KR100432689B1

Abstract

To provide a shutter driving device of an indoor unit of a package type air conditioner. The shutter driving device has a lifter 30 for moving a shutter 10 upward/downward while moving upward/downward with the working force of a driving motor 40 transmitted via a driving roller 45, and a plurality of guide rollers 65 are disposed between the lifter 30 and a lifting guide 55 for guiding the upward/downward movement of the lifter 30. Accordingly, the surface contact between the lifter 30 and the lifting guide 55 is changed to the line contact, so that the frictional force and the noise caused thereby are reduced and the driving torque can be reduced.

Description

The gate driving device of indoor machine of combined air-conditioner

Technical field

The present invention relates to a kind of gate driving device of indoor machine of combined air-conditioner, specifically, relate to a kind of, by lifter at driving force lifting gate of the CD-ROM drive motor that transmits according to driving wheel while moving up and down, and between the lifting leading truck that moves up and down of this lifter of guiding, a plurality of directive wheels are set, contact form between lifter and the lifting leading truck is changed into the line contact by the face contact, thereby the noise that can reduce friction and cause, the gate driving device of the indoor machine of combined air-conditioner of minimizing driving torque.

Background technology

Usually, air-conditioning is serve as basic to regulate air, and in weather sultry summer, the sealing interior space of giving office and room or resembling interior of building etc. provides cold air, to keep the temperature that is fit to activity.

This air-conditioning can be divided into integral type and separate type according to the configuration installation form of compressor, freezing machine and rapid steamer.Wherein, to be designed in the typical example of the integral type air-conditioning in the casing be window air conditioner for compressor, freezing machine and rapid steamer.On the other hand, separation air conditioner is the off-premises station that is made of compressor and freezing machine, separates with the indoor set that is made of expansion valve and rapid steamer to constitute.Wall-hanging air conditioner and indoor set that separation air conditioner has indoor set to be installed on the wall are installed in ground Vertical Combination formula air-conditioning.

Disclosed by the invention is in the separation air conditioner, particularly indoor set is installed in ground Vertical Combination formula air-conditioning.

Usually, assembled air-conditioner is made of indoor set and off-premises station, is provided with expansion valve and rapid steamer in the indoor set.The operation principle of this indoor set is, makes room air limit that air blast sucks by around the rapid steamer, the limit and be flowing in cooling agent in the rapid steamer pipe arrangement and carry out heat exchange and be cooled after, offer indoorly once more, make indoor cooling.On the other hand, be provided with the compressor and the freezing machine that cools off the cooling agent after being compressed of compresses refrigerant in the off-premises station.

What Fig. 1 represented is the stereogram of the indoor set of common assembled air-conditioner.

As previously mentioned, in the indoor set of assembled air-conditioner, be formed at the top of its front, in this air exhaust port 15, be provided with and regulate a plurality of blades 20 air emission direction, that easy on and off rotates to the air exhaust port 15 of indoor discharging cold air.

Recently, for preventing that foreign material enter in the indoor set by air exhaust port 15 when not using air-conditioning, what have is provided with gate 10 at air exhaust port 15.Gate 10 is installed in air exhaust port 15, and easy on and off moves.

What Fig. 2 represented is the side cross-sectional views of the formation of this gate, and Fig. 3 represents is the front cross-sectional view of gate driving device of the indoor set of assembled air-conditioner in the past, and Fig. 4 is the enlarged drawing of the E part of Fig. 3, and Fig. 5 is the A-A line sectional view of Fig. 4.

As shown in these figures, at the air exhaust port 15 of the upper front that is formed at indoor set, but be provided with a plurality of blades 20 of adjusting to the easy on and off rotation of the direction of indoor discharging cold air.The place ahead at blade 20 is equipped with, and prevents that when not using air-conditioning foreign material from entering gate 10 in the indoor set by air exhaust port 15, can move by easy on and off.

For gate 10 is moved up and down, be equipped with the CD-ROM drive motor 40 that electricity that utilization supplies with from the outside carries out work, this CD-ROM drive motor 40 is equipped with the driving wheel 45 that freely rotates.Driving wheel 45 rotates on the fixed position by means of the support of driving wheel support member 50.This driving wheel 45 interacts to contact with lifter 30 and is connected.

In a side that contacts the lifter 30 that connects this driving wheel 45, be formed with a plurality of tread plates 35 of anti-sliding stop.The epimere of lifter 30 is connected with gate 10 by connecting rod 25, and hypomere is connected with lifting leading truck 55.On guide plate 70, be formed with frontier defense and end the lifter 30 a plurality of anticreep off-chips 60 that guiding above-below direction in limit moves that come off.

In addition, in the time of being connected later of the epimere of connecting rod 25 and gate 10, hypomere is connected with the epimere of lifter 30, and lifter 30 is moved up and down according to the driving force of the CD-ROM drive motor 40 that transmits by driving wheel 45.At this moment, moving up and down by connecting rod 25 of lifter 30 sends gate 10 to and it opened and closed up and down.

That is, if give CD-ROM drive motor 40 power supplies, CD-ROM drive motor 40 rotates with regard to make the driving wheel 45 that is supported by driving wheel support member 50 while rotating.By the rotation of driving wheel 45, the lifter 30 that is connected with its contact begins to rise or descend, and moving up and down by connecting rod 25 of lifter 30 sends gate 10 to.Like this, be accompanied by the duty of air-conditioning, the air discharge ports 15 of the front upper that is formed at indoor set can be opened and closed.

But, the gate driving device in past has following problem, for the mutual slip that prevents driving wheel 45 and lifter 30 energising with contact connection status under transmit power, owing to the driving that is the lifter 30 of surface contact state between the outer wall of lifting leading truck 55 and lifter 30 inwalls produces wearing and tearing and noise, for resisting foregoing friction, make the load of CD-ROM drive motor 40 increase.

Summary of the invention

The objective of the invention is, a kind of gate driving device of indoor machine of combined air-conditioner is provided, be subjected to edge joint the leading edge of lifting leading truck to make gate do the lifter internal face that straight line up and down moves, and the face way of contact between the outside wall surface of lifting leading truck is changed into, use the line way of contact of a plurality of directive wheels, can reduce the frictional force between lifter and lifting leading truck like this, reduce noise simultaneously, and reduce the load of CD-ROM drive motor.

For realizing described purpose, the gate driving device of the indoor machine of combined air-conditioner that the present invention relates to, when accepting projection and be arranged on the guiding of the lifting leading truck on the guide plate, straight-line lifter opens and closes gate up and down by do up and down by the driving force of driving wheel, it is characterized in that described lifting leading truck has the friction-decreasing device of the friction between the internal face of the outside wall surface that reduces described lifting leading truck and described lifter.

Described friction-decreasing device is by the receiving device of taking turns a plurality of cylindraceous that is formed on the lifting leading truck, insertion is arranged on the aforementioned directive wheel that contacts with the inwall upper thread of described lifter in the receiving device of taking turns, extend at described directive wheel one end and to be provided with, to connect the axis hole that forms on the described lifting leading truck, have the wheel shaft of pin-and-hole and the steady pin that is inserted on the pin-and-hole of described wheel shaft constitutes.

In addition, described directive wheel preferably uses ABS (acrylonitrile-butadiene-styrene (ABS)) material to make.

Description of drawings

Fig. 2 represents is the side cross-sectional views of gate structure of the indoor set of common assembled air-conditioner.

Fig. 3 represents is the front cross-sectional view of gate driving device of the indoor set of common assembled air-conditioner.

Fig. 4 is the enlarged drawing of the E part of Fig. 3.

Fig. 5 is the A-A line sectional view of Fig. 4.

Fig. 6 represents is the front cross-sectional view of gate driving device of the indoor set of the common assembled air-conditioner that the present invention relates to.

Fig. 7 is the B-B line sectional view of Fig. 6.

Fig. 8 represents is the stereogram of friction-decreasing device of gate driving device of the indoor set of the common assembled air-conditioner that the present invention relates to.

Symbol description

10 gates

15 air exhaust ports

20 blades

25 connecting rods

30 lifters

35 tread plates

40 CD-ROM drive motors

45 driving wheels

50 driving wheel support member

55 lifting leading trucks

60 anticreep off-chips

65 directive wheels

70 guide plates

75 wheel shafts

80 pin-and-holes

85 steady pins

90 axis holes

95 take turns receiving device

The F friction-decreasing device

The specific embodiment

Below, with reference to accompanying drawing preferred implementation of the present invention is elaborated.In the present embodiment, constitute with identical part of past and use and in the past identical symbol and title, and the explanation of omitting repeating part.

Fig. 6 represents is the front cross-sectional view of gate driving device of the indoor set of the common assembled air-conditioner that the present invention relates to.Fig. 7 is the B-B line sectional view of Fig. 6, and Fig. 8 represents is the stereogram of friction-decreasing device of gate driving device of the indoor set of the common assembled air-conditioner that the present invention relates to.

As shown in these figures, gate driving device with indoor set of common assembled air-conditioner of the present invention, comprise: the CD-ROM drive motor 40 that carries out work by the power supply of outside, the driving wheel 45 that rotates by this CD-ROM drive motor 40, support the driving wheel support member 50 that this driving wheel 45 freely rotates, follow the rotation of driving wheel 45 and lifter 30 that moves up and down and the connecting rod 25 that moving up and down of this lifter 30 is sent to gate 10.Identical with the past, guide plate 70 has a plurality of anticreep off-chips 60 that guide lifter 30 and lifting leading truck 55 to move up and down.

As previously mentioned, driving wheel 45 is rotated, when the lifter 30 that 45 contacts are connected with driving wheel moves up and down, make gate 10 rise or descend by connecting rod 25 by giving CD-ROM drive motor 40 energisings.

Here, formation main idea of the present invention is, be subjected to edge joint the leading edge of lifting leading truck 55 to make gate 10 do the way of contact between the outside wall surface of the internal face of the lifter 30 that straight line up and down moves and lifting leading truck 55, change into the line contact by the face contact, disclose the friction-decreasing device F that includes directive wheel 65 for this reason.

The formation of friction-decreasing device F of the present invention comprises: the cylindric a plurality of receiving devices 95 of taking turns that are formed at lifting leading truck 55, insertion is arranged on this and takes turns on the receiving device 95 and the directive wheel that freely rotates 65 that contacts with the internal face formation line of lifter 30, extend at an end of this directive wheel 65 and to be provided with, to connect the axis hole 90 that forms on the lifting leading truck 55, have the wheel shaft 75 of pin-and-hole 80 and to be inserted into steady pin 85 on the pin-and-hole 80 of this wheel shaft 75.

At this moment, directive wheel 65 is preferably made with thermoplastic resin ABS material.ABS is that the mixed polymer by the mixed polymer of acrylonitrile and butadiene and styrene and butadiene is mixed and made into, and is a kind of have advantages of good abrasion and dimensional stability, the material that also has good hear resistance and rigidity simultaneously.

Below, with reference to the accompanying drawings the assembling process of the gate driving device of the indoor set of the common assembled air-conditioner that the present invention relates to described formation and effect and effect are elaborated.

At first, insert directive wheel 65 to wheel receiving device 95, at the wheel shaft 75 of the axis hole 90 plug-in mounting directive wheels 65 of taking turns receiving device 95.Then, in the back of guide plate 70 side, the pin-and-hole 80 plug-in mounting steady pins 85 to wheel shaft 75 freely rotate directive wheel 65.At last, make 55 contacts of lifting leading truck connect lifter 30.

After above-mentioned connection was finished, driving wheel 45 rotated by the driving force of CD-ROM drive motor 40, and the lifter 30 that contact is connected with driving wheel 45 is moved up and down, and made gate 10 make air exhaust port 15 switchings while moving up and down by connecting rod 25 thus.

At this moment, lifter 30 is to move up and down under the state that comes off between lifting leading truck 55 and the anticreep off-chip 60 preventing.In this process, by directive wheel 65 way of contact of lifter 30 and lifting leading truck 55 is contacted by the face in past and to change into the line contact.Therefore, significantly reduced the contact-making surface of lifting leading truck 55 outside wall surface and lifter 30 internal faces, reduced the noise that produces because of friction by directive wheel 65.And, can also be reduced to the load that opposing friction brings for CD-ROM drive motor 40, thus can energy savings, reduce the motor capacity.

In embodiments of the present invention, illustrate the example of use as the directive wheel of friction-decreasing device of the present invention, but, main purpose of the present invention is the way of contact of lifter 30 and lifting leading truck 55 to be contacted by the face in past change into the line contact, so not only be defined in described formation, in the scope that does not break away from thought of the present invention and field, can carry out multiple modifications and changes, this is very clear and definite to those skilled in the art.

As mentioned above, gate driving device according to the indoor set of the common assembled air-conditioner that the present invention relates to, by using a plurality of directive wheels, being subjected to edge joint the leading edge of lifting leading truck to make gate do the way of contact between the outside wall surface of lifter internal face that straight line up and down moves and lifting leading truck changes into line by the face contact in past and contacts, the noise that has reduced the friction between lifter and lifting leading truck significantly and caused thus, the while can be reduced the load of CD-ROM drive motor.

Claims

1. the gate driving device of an indoor machine of combined air-conditioner by relying on the rotatory force of driving wheel to make straight-line lifter up and down when accepting the guiding that projection is arranged on the lifting leading truck on the guide plate, opens and closes gate up and down, it is characterized in that,

Described lifting leading truck has the friction-decreasing device that reduces the friction between described lifting leading truck outside wall surface and the described lifter internal face,

Described friction-decreasing device by

Be formed at the cylindraceous a plurality of receiving devices of taking turns on the lifting leading truck;

Insertion is arranged on described the wheel on the receiving device, and the directive wheel that becomes line to contact with described lifter internal face;

End at described directive wheel extends axis hole that is provided with, connects described lifting leading truck formation and the wheel shaft with pin-and-hole; And

The steady pin that is inserted on the pin-and-hole of described wheel shaft constitutes.

2. the gate driving device of indoor machine of combined air-conditioner as claimed in claim 1 is characterized in that, described directive wheel is made by the ABS material.