CN102562935A - Vibration-proof device and fixing device for outdoor unit of air conditioner with same - Google Patents

Abstract

The invention provides a vibration-proof device and a fixing device for an outdoor unit of an air conditioner with the same. The vibration-proof device comprises a fixing platform, a base rack and a damping part, wherein the base support is mounted on the fixing platform, and the damping part is arranged between the fixing platform and the base rack and provide with elastic supporting claws used for supporting the base rack. The fixing device for the outdoor unit of the air conditioner comprises the vibration-proof device, a supporting leg of the outdoor unit of the air conditioner is the base rack, a fixing support fixedly connected with the supporting leg is the fixing platform, and the damping part is arranged between the supporting leg and the fixing support. The vibration-proof device is capable of isolating vibration of the base rack transmitted to the fixing platform and has fine noise reducing effect.

Description

Vibration control equipment and have the fixing device of the air conditioner outdoor machine of this vibration control equipment

Technical field

The present invention relates to field of air conditioning, more specifically, relate to a kind of vibration control equipment and have the fixing device of the air conditioner outdoor machine of this vibration control equipment.

Background technique

Air conditioner frequency conversion outdoor unit has promoted air conditioner comfort with its wide in range operation frequency.But the problem that wide in range operation frequency is brought thus is: in specific frequency, the vibration of outer machine, scaffold is strengthened, and causes noise to amplify through scaffold and is passed to indoor.

The top priority that decay frequency conversion outdoor unit is delivered to indoor noise is the vibration that the decay outdoor unit is delivered to the indoor side.At present, the method for employing mainly is to solve through between outdoor unit is with scaffold, increasing foot pad.But foot pad is when installing, and after fixing bolt was urgent, characteristic changing can't play damping effect, and suitable frequency range is narrower.

Summary of the invention

The present invention aims to provide a kind of vibration control equipment and has the fixing device of the air conditioner outdoor machine of this vibration control equipment, to solve the problem that damping effect is bad, noise is bigger of frequency conversion outdoor unit in the existing technology.

For solving the problems of the technologies described above, according to an aspect of the present invention, a kind of vibration control equipment is provided, comprising: fixed platform; Pedestal is installed on the fixed platform; Shock absorber part is arranged between fixed platform and the pedestal, and it has the elastic support pawl that is used for support foundation.

Further, fixed platform is connected through connecting bolt with pedestal; Shock absorber part comprises: compress sleeve, be set on the connecting bolt, its first end is spacing by the locking nut that is screwed onto on the connecting bolt, and second end stretches between pedestal and the fixed platform; Connecting plate is arranged on second end that compresses sleeve, the flexible supporting claw of the arranged outside of connecting plate.

Further, the elastic support pawl is towards the concave structure of fixed platform depression.

Further, the elastic support pawl is arranged on the relative dual-side of connecting plate.

Further, the end of elastic support pawl has the circular arc flange.

Further, the sheet metal part that is formed in one of shock absorber part.

Further, shock absorber part also comprises: elastically deformed layer is installed between elastic support pawl and the pedestal.

Further, elastically deformed layer is a rubber layer, has to be set in the mounting hole that compresses on the sleeve.

According to another aspect of the present invention, a kind of fixing device of air conditioner outdoor machine is provided also, has comprised above-mentioned vibration control equipment; Wherein, The footing of air conditioner outdoor machine is pedestal, and the fixed support that is fixedly connected footing is fixed platform, between footing and fixed support, is provided with shock absorber part.

According to technological scheme of the present invention; Owing to adopted between fixed platform and pedestal shock absorber part be set; Shock absorber part has the elastic support pawl that is used for support foundation; Make between fixed platform and the pedestal and form the gap, reach and isolate pedestal and be delivered to the vibration of fixed platform, further reduce the effect of noise.

Description of drawings

The accompanying drawing that constitutes a part of the present invention is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, does not constitute improper qualification of the present invention.In the accompanying drawings:

Fig. 1 has schematically shown the main TV structure of vibration control equipment of the present invention;

Fig. 2 has schematically shown the stereochemical structure of vibration control equipment of the present invention;

Fig. 3 has schematically shown the air conditioner outdoor machine vibration system mechanical model of shock absorber part 3 of the present invention; And

Fig. 4 has schematically shown corresponding to the attenuation characteristic curve that different-thickness draws of (having elastically deformed layer) of shock absorber part among the present invention.

Embodiment

Below in conjunction with accompanying drawing embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.

With reference to figure 1 and Fig. 2, show structure according to a kind of vibration control equipment of the present invention, as shown in the figure, this vibration control equipment comprises fixed platform 1, pedestal 2, and be arranged on the shock absorber part 3 between fixed platform 1 and the pedestal 2.Wherein pedestal 2 for example is the installation footing of frequency-change air conditioner outdoor machine, is fixedly mounted on the fixed platform (fixed support) 1 through connecting bolt 4, with fixing frequency-change air conditioner outdoor machine.Shock absorber part 3 has the elastic support pawl 31 that is used for support foundation 2; Under the supporting role of yielding support pawl 31; Make between fixed platform 1 and the pedestal 2 and form the gap; And utilize self elastic deformation characteristic of elastic support pawl 31, reach the decay frequency-change air conditioner outdoor machine with the transfer of vibration between the fixed support, the fixed support of further decaying effectively is passed to indoor anti noise.

By a kind of preferred implementation that can find out shock absorber part 3 among Fig. 1; This shock absorber part 3 comprises: compress sleeve 32; Be set on the connecting bolt 4, first end that compresses sleeve 32 is spacing by the locking nut 41 that is spirally connected with connecting bolt 4, and second end stretches between pedestal 2 and the fixed platform 1; Connecting plate 33 is arranged on second end that compresses sleeve 32, the flexible supporting claw 31 of the arranged outside of connecting plate 33, and for example elastic support pawl 31 is arranged on the relative dual-side of connecting plate 33, and is towards the concave structure of fixed platform 1 depression.Like this, when frequency-variable air conditioner outdoor machine is installed, tighten locking nut 41; Locking nut 41 promotes to compress sleeve 32 and moves down; Impel the elastic support pawl 31 terminal perk support foundation 2 that are positioned at connecting plate 33 outsides, when frequency-change air conditioner outdoor machine vibrated, the spill opening of elastic support pawl 31 correspondingly opened or draws in; Play the effect of shock-absorbing spring, thereby reached the effect of vibration damping noise abatement sound.Locking nut 41 and compress between the sleeve 32 pad 5 can also be set.Preferably; Connecting bolt 4 is an EXPANSION ANCHOR BOLTS, and its bolt head is used for being installed in fixed platform 1, when pedestal 2 is not fixed on 1 last time of fixed platform; Connecting bolt 4 all is arranged on the pedestal 2 with locking nut 41; The sleeve 32 that compresses of vibration damper is nested on the pedestal (outdoor unit footing), and under the effect of connecting bolt 4 and locking nut 41, shock absorber part also is not easy to come off during the carrying frequency-change air conditioner outdoor machine.

Preferably, the end of elastic support pawl 31 has circular arc flange 34, in use pedestal 2 is caused scuffing to avoid elastic support pawl 31.Preferably, compress the sheet metal part that sleeve 32, connecting plate 33 and yielding support pawl 31 are formed in one, so that manufacturing.In addition, for reducing the collision noise between elastic support pawl 31 and the pedestal 2,, between elastic support pawl 31 and pedestal 2, elastically deformed layer 6 is installed by finding out among Fig. 1.Preferably, this elastically deformed layer 6 is processed by rubber, and the shape of itself and connecting plate 33 and elastic support pawl 31 is identical basically, and the middle part has and is fit to be set in the mounting hole that compresses on the sleeve 32, and the outside is between elastic support pawl 31 and pedestal 2.

The present invention also provides a kind of fixing device of air conditioner outdoor machine; Comprise above-mentioned vibration control equipment, wherein, the footing of air conditioner outdoor machine is pedestal 2; The fixed support that is fixedly connected footing is fixed platform 1, between footing and fixed support, is provided with shock absorber part 3.

Fig. 3 shows the air conditioner outdoor machine vibration system mechanical model of the shock absorber part 3 that has elastically deformed layer 6.Among Fig. 3, m ₁Be compressor quality, m ₂Be air conditioner outdoor machine quality (not comprising compressor), x ₁And x ₂Be respectively compressor displacement and air conditioner outdoor machine displacement, k ₁And k ₂Be respectively the rigidity of compressor foot pad rigidity and shock absorber part 3, c ₁And c ₂Be respectively the damping of damping of compressor foot pad and shock absorber part 3.For frequency-change air conditioner outdoor machine, under the effect of the shock absorber part that has elastically deformed layer 63, can greatly reduce the vibration that outdoor unit is delivered to fixed platform 1, and then reduction is passed to indoor noise by fixed platform 1.

Referring to Fig. 4, show shock absorber part 3 attenuation characteristic curves that the shock absorber part 3 (having elastically deformed layer 6) corresponding to different-thickness is drawn.Among Fig. 4, thickness 1=0.1mm; Thickness 2=0.2mm; Thickness 3=0.3mm; Thickness 4=0.4mm; Thickness 5=0.5mm.This attenuation characteristic curve is drawn by formula,

$M\stackrel{\·\·}{X}+C\stackrel{\·}{X}+\mathrm{KX}=F$

X＝[Z _p] ^-1·F

Z _p＝-ω ²[M]+jω[C]+[K]

F ₂＝k ₂x ₂+c ₂x ₂

${\mathrm{<figure-callout\; id="2"\; label="k"\; filenames="HDA0000039767430000011.png"\; state="\{\{state\}\}">k</figure-callout>}}_2=\frac{{\left[2\mathrm{\&pi;}(34\&CenterDot;{\mathrm{<figure-callout\; id="2"\; label="h"\; filenames="HDA0000039767430000011.png"\; state="\{\{state\}\}">h</figure-callout>}}^2+57\&CenterDot;h-2.7)\right]}^2\&CenterDot;{\mathrm{<figure-callout\; id="2"\; label="m"\; filenames="HDA0000039767430000011.png"\; state="\{\{state\}\}">m</figure-callout>}}_2}{10}$

Wherein, $M=\left[\begin{array}{cc}{\mathrm{<figure-callout\; id="1"\; label="m"\; filenames="HDA0000039767430000022.png"\; state="\{\{state\}\}">m</figure-callout>}}_1& 0\\ 0& {\mathrm{<figure-callout\; id="2"\; label="m"\; filenames="HDA0000039767430000011.png"\; state="\{\{state\}\}">m</figure-callout>}}_2\end{array}\right],$ $C=\left[\begin{array}{cc}{\mathrm{<figure-callout\; id="1"\; label="c"\; filenames="HDA0000039767430000022.png"\; state="\{\{state\}\}">c</figure-callout>}}_1& 0\\ 0& {\mathrm{<figure-callout\; id="2"\; label="c"\; filenames="HDA0000039767430000011.png"\; state="\{\{state\}\}">c</figure-callout>}}_2\end{array}\right],$ $K=\left[\begin{array}{cc}{k}_1& {-k}_1\\ {-k}_1& {\mathrm{<figure-callout\; id="1"\; label="k"\; filenames="HDA0000039767430000022.png"\; state="\{\{state\}\}">k</figure-callout>}}_1+{\mathrm{<figure-callout\; id="2"\; label="k"\; filenames="HDA0000039767430000011.png"\; state="\{\{state\}\}">k</figure-callout>}}_2\end{array}\right],$ F is the power of complete machine, and ω is a damped natural frequency, and X is the frequency of shock absorber part, and h is the thickness of shock absorber part.F ₂For the power on the fixed platform of acting on is the load that attenuation characteristic curve is described, identical among other variable and Fig. 3.Like this, can be according to the structural feature of frequency-change air conditioner outdoor machine and the frequency range of concern, shock absorber part 3 is selected suitable thickness, thus the frequency range that shock absorber part 3 is suitable for is wider.

The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (9)

1. a vibration control equipment is characterized in that, comprising: fixed platform (1); Pedestal (2) is installed on the said fixed platform (1); Shock absorber part (3) is arranged between said fixed platform (1) and the said pedestal (2), and it has the elastic support pawl (31) that is used to support said pedestal (2).

2. vibration control equipment according to claim 1 is characterized in that, said fixed platform (1) is connected through connecting bolt (4) with said pedestal (2); Said shock absorber part (3) comprising: compress sleeve (32), be set on the said connecting bolt (4), its first end is spacing by the locking nut (41) that is screwed onto on the said connecting bolt (4), and second end stretches between said pedestal (2) and the said fixed platform (1); Connecting plate (33) is arranged on said second end that compresses sleeve (32), and the arranged outside of said connecting plate (33) has said elastic support pawl (31).

3. vibration control equipment according to claim 2 is characterized in that, said elastic support pawl (31) is towards the concave structure of said fixed platform (1) depression.

4. vibration control equipment according to claim 3 is characterized in that, said elastic support pawl (31) is arranged on the relative dual-side of said connecting plate (33).

5. vibration control equipment according to claim 4 is characterized in that, the end of said elastic support pawl (31) has circular arc flange (34).

6. according to each described vibration control equipment in the claim 2 to 5, it is characterized in that the sheet metal part that said shock absorber part (3) is formed in one.

7. according to each described vibration control equipment in the claim 2 to 5, it is characterized in that said shock absorber part (3) also comprises: elastically deformed layer (6) is installed between said elastic support pawl (31) and the said pedestal (2).

8. vibration control equipment according to claim 7 is characterized in that, said elastically deformed layer (6) is a rubber layer, has to be set in the said mounting hole that compresses on the sleeve (32).

9. the fixing device of an air conditioner outdoor machine; It is characterized in that; Comprise each described vibration control equipment in the claim 1 to 8, wherein, the footing of air conditioner outdoor machine is said pedestal; The fixed support that is fixedly connected said footing is said fixed platform, between said footing and said fixed support, is provided with said shock absorber part.

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