CN106438286B - The Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping and its noise reduction sound-deadening method - Google Patents
The Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping and its noise reduction sound-deadening method Download PDFInfo
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- CN106438286B CN106438286B CN201611128360.5A CN201611128360A CN106438286B CN 106438286 B CN106438286 B CN 106438286B CN 201611128360 A CN201611128360 A CN 201611128360A CN 106438286 B CN106438286 B CN 106438286B
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- anechoic room
- noise
- silencer
- damping
- refrigerant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
Abstract
The invention discloses the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping and its noise reduction sound-deadening methods, including the inhaling silencer connected with cylinder block, the gas outlet of the inhaling silencer is connected with the air inlet of valve plate, the inhaling silencer includes silencer, and refrigerant inlet is connected on the silencer；The refrigerant inlet is the bathtub construction that V shaped slab and the baffle on V shaped slab both ends connect and compose, and the silencer is connected by the insertion tube that one end is stretched into the silencer with V shaped slab；The silencer is internally provided with three-level anechoic room；Noise reduction sound-deadening effect of the present invention is good, and can reach energy saving purpose.
Description
Technical field
The present invention relates to Reciprocting piston compressors, and in particular to the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping
And its noise reduction sound-deadening method.
Background technology
In the prior art, it is reciprocal in August in 1999 to disclose closed type on 4th for the patent document of Patent No. 93112795.5
The technology of compressor silencing apparatus, in lower casing setting noise control sound chamber, noise control sound chamber is arranged on outside compressor, and is disappeared
Sound device only has two-stage, is in addition also provided with the vibration isolator with elastic element；Since noise control sound chamber need to be welded with lower housing, it is necessary to really
It is intact to protect the sealing of noise control sound chamber, general this weldment is metal material.Through analysis, this patented technology is complicated, setting
In outer anechoic room, also band elastic vibration isolation component, complex process, it need to ensure that each part welding is reliable, pipeline is effectively inserted into vibration isolation
In elastomeric element.Silencer only has two-stage simultaneously, and sound deadening capacity is limited, and metal material is unlikely to deform compared to plastics, vibration isolation
Effect is not so good as plastics, and noise-and-vibration-reduction effect will further give a discount again.
The most of two-stage silencers of inhaling silencer of prior art Reciprocting piston compressor simultaneously, because of silencer chamber
Body is small, and compression ratio is limited, therefore conventional muffler sound deadening capacity is limited, while noise elimination cavity air entry is smaller, air-breathing anechoic room volume
Also small, sucking working medium specific volume is larger；Inhaling silencer air entry does not have a baffle arrangement simultaneously, the refrigerator oil that bent axle is got rid of with
Power acts on emphatically when flowing through air entry, and refrigerator oil is directly sucked in compressor, and refrigerator oil in refrigeration system due to not
Refrigeration cycle is participated in, it is opposite further to reduce air-breathing density, compressor refrigerating capacity is made further to reduce.As user is to Energy Efficiency Ratio
It is required that higher and higher, lower and lower to noise requirements, this traditional sense compressor noise elimination cavity energy-saving and noise-reducing noise elimination effect can not
Meet further demand of the client to quality.
Invention content
It is good it is an object of the invention to overcome the deficiencies of the prior art and provide noise reduction sound-deadening effect, and can reach energy saving
The Reciprocting piston compressor of the energy-saving and noise-reducing silencing vibration-damping of purpose and its noise reduction sound-deadening method.
To achieve these goals, the technical solution adopted by the present invention is：
The Reciprocting piston compressor of the energy-saving and noise-reducing silencing vibration-damping, including the inhaling silencer connected with cylinder block, institute
The gas outlet for stating inhaling silencer is connected with the air inlet of valve plate, and the inhaling silencer includes silencer, on the silencer
It is connected with refrigerant inlet；The refrigerant inlet is the flute profile knot that V shaped slab and the baffle on V shaped slab both ends connect and compose
Structure, the silencer are connected by the insertion tube that one end is stretched into the silencer with V shaped slab；The silencer is internally provided with
Three anechoic rooms.
It is equipped with as a kind of embodiment, in the silencer and silencer is separated into top anechoic room and lower part anechoic room
Support plate, the partition board that lower part anechoic room is divided into the first anechoic room and the second anechoic room is equipped in the lower part anechoic room；Institute
It states insertion tube one end to connect with the refrigerant inlet, the insertion tube other end is inserted into the first anechoic room；On the partition board
First anechoic room is stretched into equipped with one end, the other end penetrates is passed into the first anechoic room from partition board again after the second anechoic room
The interpolation pipe of third anechoic room is penetrated again；The interpolation pipe be located at first anechoic room one end be equipped with connected with interpolation pipe
Perforation；The position that the interpolation pipe is located at second anechoic room is equipped with the expanded bore connected with interpolation pipe.
The partition board and interpolation pipe are separate structure.
The split portion of the interpolation pipe is connected by groove and male cooperation.
It is equipped with as another embodiment, in the silencer and silencer is separated into top anechoic room and lower part noise elimination
The support plate of room, be equipped in the lower part anechoic room by lower part anechoic room be divided into the inside of the first anechoic room and the second anechoic room every
Plate；The top anechoic room forms third anechoic room；Described insertion tube one end is connected with the refrigerant inlet, the insertion tube
The other end is inserted into the first anechoic room；The internal partition stretches into first anechoic room equipped with one end, and the other end penetrates
The internal prongs of two anechoic rooms；One end that the internal prongs are located at first anechoic room is equipped with what is connected with internal prongs
Penetrate hole；The support plate is equipped with the Communicating device insertion tube for connecting second anechoic room and third anechoic room；The support
Plate is equipped with 1/4 wavelength tube for stretching into first anechoic room.
The internal partition is an integral structure or separate structure.
The cylinder block is equipped with exhausting silencer structure, and the exhausting silencer structure includes be equipped on the cylinder block one
Grade noise elimination cavity and two level noise elimination cavity, the two level noise elimination cavity are connected with vibration damping coil pipe.
U-shaped bending part there are three being set on the vibration damping coil pipe.
First anechoic room and the second anechoic room bottom end are respectively equipped with oil leaking hole and oil baffle.
The noise reduction sound-deadening method of the Reciprocting piston compressor of the energy-saving and noise-reducing silencing vibration-damping, specially：Refrigerant is from system
Cryogen entrance enters, and refrigerant inlet makes more refrigerants participate in refrigeration cycle, while prevents most of refrigerator oil sucking pressure
Contracting machine；Refrigerant again by insertion tube enter the first anechoic room, insertion tube in the first anechoic room since section becomes larger suddenly, section
Long-pending mutation can cause the reflection of sound wave and have transmission to lose, and carry out noise elimination noise reduction；Interpolation pipe is two level anechoic room insertion tube, is inserted
The punch position section for entering pipe changes, and the mutation of sectional area can cause the reflection of sound wave and have transmission to lose, and eliminate the noise
Noise reduction；In two level anechoic room, refrigerant reexpands at the expanded bore of interpolation pipe, can cause sound by the mutation of sectional area
The reflection of wave and generate transmission loss noise reduction again；Refrigerant reaches third anechoic room by interpolation pipe, and refrigerant disappears from third
Interpolation pipe outlet in sound chamber reexpands, be further reduced sound wave by frequency, reduce noise again；Refrigerant is in cylinder block
In cylinder body after compression, exhaust by after level-one noise elimination cavity, secondary muffler and three-level noise elimination cavity noise reduction, then by vibration damping coil pipe into
Row vibration and noise reducing achievees the purpose that energy-saving and noise-reducing silencing vibration-damping.
The advantage of the invention is that：The air entry of refrigerant inlet is big in the present invention, and muffler volume is big, and sucking working medium is close
Degree is big, can more absorb refrigerant and participate in refrigeration cycle, while be equipped with baffle in inhaling silencer air entry, can prevent most of
Refrigerator oil sucks compressor, further improves air-breathing density, reduces specific volume, improves compressor refrigerating capacity, reaches energy-efficient mesh
's.Importantly, refrigerant enters insertion tube with big air entry, insertion tube is in each anechoic room since section becomes suddenly
Greatly, the mutation of sectional area can cause the reflection of sound wave and have transmission to lose；There are different length at every grade of anechoic room interpolation pipe both ends simultaneously
Degree be distributed into pipe and outlet pipe, the frequency response characteristic for making silencer is straight, on interpolation pipe different perforation reduce refrigeration
Agent flow resistance, the band more U-shaped vibration damping coil pipes of the big air entry noise elimination cavity of oil resistance partition board, three are formed by the different interpolation pipe of each anechoic room
Grade is eliminated the noise, and is improved press refrigerating capacity, is reduced compressor noise, achieve the purpose that energy-saving and noise-reducing silencing vibration-damping.
Description of the drawings
Label in each width attached drawing is expressed to description of the invention below content and figure is briefly described：
Fig. 1 is the structure diagram of the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping of the present invention.
Fig. 2 is the structural representation of the inhaling silencer of the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping of the present invention
Figure.
Fig. 3 is that the internal structure of the inhaling silencer of the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping of the present invention is shown
It is intended to.
Fig. 4 is the section signal of the inhaling silencer of the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping of the present invention
Figure.
Fig. 5 is the partition board and interpolation of the inhaling silencer of the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping of the present invention
The structure diagram of pipe.
Fig. 6 is that the another of the inhaling silencer of the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping of the present invention is implemented
The structure diagram of mode.
Fig. 7 is the internal partition of Fig. 6 inhaling silencers and the structure diagram of another embodiment of internal prongs.
Fig. 8 and Fig. 9 is the structure diagram of the support plate of Fig. 6 inhaling silencers.
Figure 10 is the structure diagram of the coil pipe of the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping of the present invention.
Label in above-mentioned figure is：
1st, refrigerant inlet, 2, oil baffle, 3, insertion tube, the 4, first anechoic room, the 5, first anechoic room oil leaking hole, 6, interpolation
Pipe, 6a, perforation, 7, oil baffle, the 8, second anechoic room oil leaking hole, 9, membrane support plate, 10, left clapboard, the 11, second anechoic room,
12nd, expanded bore, 13, support plate, 14, third anechoic room, 15, third anechoic room refrigerant outlet, 16, protrusion, 17, groove, 18,
Right clapboard, 19, valve plate, 20, level-one noise elimination cavity, 21, two level noise elimination cavity, 22, coil pipe, the 23, first U-shaped bending part, the 24, the 2nd U
Shape bending part, 25, third U-shaped bending part, 26, internal partition, 27, internal prongs, 28, penetrate hole, 29, Communicating device insertion tube,
30th, 1/4 wavelength tube.
Specific embodiment
Below against attached drawing, by the description to optimum embodiment, the specific embodiment of the present invention is made further detailed
Thin explanation.
As Figure 1-Figure 4, the Reciprocting piston compressor of this kind of energy-saving and noise-reducing silencing vibration-damping, including being connected with cylinder block
Inhaling silencer, the gas outlet of inhaling silencer connects with the air inlet of valve plate 19, and refrigerant is connected on inhaling silencer
Entrance 1；Refrigerant inlet 1 is the bathtub construction that V shaped slab and the oil baffle 2 on V shaped slab both ends connect and compose, and silencer leads to
The insertion tube 3 stretched into silencer one end is crossed to connect with V shaped slab；Silencer is internally provided with three-level anechoic room.Suction in the present invention
Compared with the prior art, the air entry of refrigerant inlet 1 is big, and muffler volume is big for gas silencer, and sucking working medium density is big, can be more
It absorbs refrigerant and participates in refrigeration cycle, while oil baffle 2 is equipped in inhaling silencer air entry, most of refrigerator oil can be prevented
Compressor is sucked, further improves air-breathing density, reduces specific volume, compressor refrigerating capacity is improved, reaches energy-efficient purpose.It is more important
, refrigerant enters insertion tube with big air entry, insertion tube in each anechoic room since section becomes larger suddenly, sectional area
Mutation can cause sound wave reflection and have transmission lose, while every grade of anechoic room interpolation pipe both ends have different length be distributed into pipe with
Outlet pipe, the frequency response characteristic for making silencer is straight, and different perforation 6a, 28 reduce refrigerant flowing resistance on interpolation pipe
Power, the noise elimination cavity band big air entry 1 of oil resistance partition board form three-level by the different interpolation pipe of each anechoic room and eliminate the noise, eliminate the noise by three-level
With insertion tube outlet pipe noise reduction, achieve the purpose that energy-saving and noise-reducing silencing vibration-damping.
The inhaling silencer material PBT plastic good for sound insulation effect further improves the effect of vibration and noise reducing.
It is equipped with as the first embodiment, in silencer and silencer is separated into top anechoic room and lower part anechoic room
Support plate 13, top anechoic room form third anechoic room 14；It is equipped in the anechoic room of lower part and lower part anechoic room is divided into the first noise elimination
The partition board of 4 and second anechoic room 11 of room；3 one end of insertion tube and refrigerant inlet 1 connect, and 3 other end of insertion tube is inserted into first and disappears
In sound chamber 4；Partition board stretches into the first anechoic room 4 equipped with one end, and the other end is passed through from partition board again after penetrating the second anechoic room 11
The interpolation pipe 6 of third anechoic room 14 is penetrated again；Partition board is divided into left clapboard 10 and right clapboard 18, is set on left clapboard 10 and right clapboard 18
It is equipped with interpolation pipe 6；Interpolation pipe 6 is since the first anechoic room 4, by the second anechoic room 11 using being passed through after the first anechoic room 4
Support plate 13 reaches third anechoic room 14, and interpolation pipe 6 is located at the outlet of the first anechoic room 4 equipped with being worn with what interpolation pipe 6 connected
Hole 6a；The pipe position that enters that interpolation pipe 6 is located at the second anechoic room 11 is equipped with the expanded bore 12 connected with interpolation pipe 6；Under in silencer
Portion is equipped with membrane support plate 9, and membrane support plate 9 provides positioning support left clapboard 10 and right clapboard 18 acts on.
Refrigerant is with refrigerant suction inlet 1, into insertion tube 3, insertion tube 3 in the first anechoic room 4 due to section suddenly
Become larger, the mutation of sectional area can cause the reflection of sound wave and have transmission to lose；Its noise reduction sound transmission loss size follows TL=10lg
[1+1/4 (m-m/1) 2sin2kl], but single-unit expansion muffler transmits loss and is always reduced to 0, that is, pass through at kl=n ∏
After level-one is eliminated the noise, however it remains that does not eliminate the noise passes through frequency.Therefore interpolation pipe 6 becomes the second anechoic room 11 and is intubated, second
In anechoic room 11, refrigerant on interpolation pipe 6 at expanded bore 12 from reexpanding.Sound further can be caused by the mutation of sectional area
The reflection of wave and generate transmission loss noise reduction again, although the second anechoic room 11 makes part primary that can not eliminate the noise through frequency two
Grade, which is eliminated the noise, to decay, but still some transmits loss and is reduced to 0.Therefore design third anechoic room 14, refrigerant is passing through
After second anechoic room, 11 noise reduction, refrigerant reaches third anechoic room 14 by interpolation pipe 6, and refrigerant is out of third anechoic room 14
6 outlet of intubation reexpands, be further reduced sound wave by frequency, again reduce noise, while be cooperation noise reduction.In addition to
It sets outside third anechoic room 14, insertion tube 3 is set also at level-one anechoic room as entering pipe and 6 front end of interpolation pipe as outlet pipe,
Respectively eliminate n be odd and even number pair by frequency low ebb so that the frequency response characteristic of silencer is straight, in interpolation
Perforation 6a is provided on 6 front end of pipe, gas-flow resistance is also reduced while noise reduction.Silencer anechoic frequency bandwidth of the present invention, together
When air-breathing density it is high, refrigerator oil can be prevented to suck compressor, noise is not only reduced, but also improve refrigerating capacity, reach raising energy
Imitate the purpose of ratio.
Since interpolation pipe 6 is swan-neck, it is contemplated that die sinking and installation convenience, as shown in figure 5, partition board and interpolation pipe 6 are equal
For separate structure.Partition board has left clapboard 10 and right clapboard 18 to form.Interpolation pipe 6 is connected and composed by two split portions, point of interpolation pipe 6
Body portion is connected by groove 17 and protrusion 16.The assembling facility of partition board and interpolation pipe 6.
As shown in Fig. 6-Fig. 9, it is equipped with as another embodiment, in silencer and silencer is separated into top anechoic room
And lower part anechoic room is divided into the first anechoic room 4 and the second noise elimination by the support plate 13 of lower part anechoic room, interior be equipped with of lower part anechoic room
The internal partition 26 of room 11；3 one end of insertion tube and refrigerant inlet 1 connect, and 3 other end of insertion tube is inserted into the first anechoic room 4；
Internal partition 26 stretches into the first anechoic room 4 equipped with one end, and the other end penetrates the internal prongs 27 of the second anechoic room 11；It inserts inside
Pipe 27 is arranged on 26 lower end of internal partition；One end that internal prongs 27 are located at the first anechoic room 4 is equipped with and internal prongs 27
Connection penetrates hole 28；Support plate 13 is equipped with the Communicating device insertion tube 29 of the second anechoic room 11 of connection and third anechoic room 14；
Support plate 13 is equipped with 1/4 wavelength tube 30 for stretching into the first anechoic room 4.Membrane support plate 9, membrane support plate are equipped in silencer
9 provide positioning supporting role for internal partition 26.
As the mode of texturing of the first embodiment, internal prongs 27 are bend pipe structure or straight tube structure, are equivalent to interior
Intubation 6 disconnects in the second anechoic room 11, and the second anechoic room 11 and the are connected by the Communicating device insertion tube 29 in support plate 13
Three anechoic rooms 14；Internal prongs 27 be arranged on 26 lower part of internal partition (on), 29 top of Communicating device insertion tube as three-level eliminate the noise
Insertion tube, and 1/4 wavelength tube, 30,1/4 wavelength tube 30 and third anechoic room 14 is set to form three-level together in support plate 13 and disappeared
Sound.Refrigerant enters from refrigerant inlet 1, then enters the first anechoic room 4 by insertion tube 3, and insertion tube 3 is in the first anechoic room 4
Since section becomes larger suddenly, the mutation of sectional area can cause the reflection of sound wave and have transmission to lose, and carry out noise elimination noise reduction；It inserts inside
Pipe 27 inserts outlet pipe for the second anechoic room 11, and the perforation 6a positions section of 4 insertion tube 3 of level-one anechoic room changes, sectional area
Mutation can cause the reflection of sound wave and have transmission to lose, and carry out noise elimination noise reduction；In the second anechoic room 11, refrigerant is inserted from inside
The exit of pipe 27 reexpands, and can cause the reflection of sound wave by the mutation of sectional area to generate and transmit loss noise reduction again；
Refrigerant reaches third anechoic room 14 by Communicating device insertion tube 29, and refrigerant is exported in 14 interpolation pipe 29 (6) of third anechoic room
Reexpand, in combination with the effect of 1/4 wavelength tube 30, be further reduced sound wave by frequency, reduce noise again.It is internal
The leading edge hole 28 of intubation 27, gas-flow resistance is also reduced while noise reduction.
This structure setting, the making of partition board and internal prongs 27 are more convenient.Internal partition 26 be an integral structure or
Split structure.26 top of internal partition is provided with the fixture block connected with silencer, convenient for disassembly and assembly.
As shown in Fig. 1 and Figure 10, cylinder block is equipped with exhausting silencer structure, and exhausting silencer structure includes being equipped on cylinder block
Level-one noise elimination cavity 20 and two level noise elimination cavity 21, two level noise elimination cavity 21 be connected with coil pipe 22.After air-breathing noise-reduction energy-saving, refrigerant
As the outlet of third anechoic room 14 is by pump body compression, refrigerant enters cylinder head, then the row by valve plate 19 with valve plate 19
Stomata enters cylinder block, and noise elimination noise reduction is exhausted by level-one noise elimination cavity and two level noise elimination cavity.
U-shaped bending part there are three being set on coil pipe 22, respectively the first U-shaped bending part 23, the second U-shaped bending part 24 and third
U-shaped bending part 25.Since exhaust high temperature high pressure speed is fast, also in certain pulsation, therefore, it is vented in addition to generating noise, also generates
Vibration, therefore, setting band 3 save the coil pipe 22 of U-shaped bending part, by 3 U-shaped bending parts, the vibration for being vented generation are decayed and is inhaled
It receives, further reduced exhaust noise.
First anechoic room 4 and 11 bottom end of the second anechoic room are respectively equipped with oil leaking hole and oil baffle 7；Oil leaking hole is divided into first and disappears
5 hole of sound chamber's oil leak and the second anechoic room oil leaking hole 8, the setting of oil leaking hole make a small amount of refrigerator oil of sucking be flowed out from oil leaking hole, carry
Height sucking refrigerant density, further compressor refrigerating capacity.Reach energy saving purpose.
The noise reduction sound-deadening method of the Reciprocting piston compressor of this kind of energy-saving and noise-reducing silencing vibration-damping, specially：Refrigerant from
Refrigerant inlet 1 enters, and refrigerant inlet 1 makes more refrigerants participate in refrigeration cycle, while prevents most of refrigerator oil from inhaling
Enter compressor；Refrigerant again by insertion tube 3 enter the first anechoic room 4, insertion tube 3 the first anechoic room 4 due to section suddenly
Become larger, the mutation of sectional area can cause the reflection of sound wave and have transmission to lose, and carry out noise elimination noise reduction；Interpolation pipe 6 is eliminated the noise for second
Room 11 is intubated, and the perforation 6a positions section of insertion tube 3 changes, and the mutation of sectional area can cause the reflection of sound wave and have transmission
Loss carries out noise elimination noise reduction；In the second anechoic room 11, refrigerant reexpands at the expanded bore 12 of interpolation pipe 6, by cutting
The mutation of area can cause the reflection of sound wave and generate transmission loss noise reduction again；Refrigerant reaches third by interpolation pipe 6 and disappears
Sound chamber 14, refrigerant reexpand from the outlet of 14 interpolation pipe 6 of third anechoic room, be further reduced sound wave by frequency, again
Reduce noise；It sets outside third anechoic room 14, insertion tube 3 is set to be used as 6 front end of pipe and interpolation pipe also at the first anechoic room 4
As outlet pipe, eliminate respectively n be odd and even number pair by frequency low ebb so that the frequency response characteristic of silencer is put down
Directly, perforation 6a is provided on 6 front end of interpolation pipe, gas-flow resistance is also reduced while noise reduction.Silencer of the present invention is eliminated the noise
Bandwidth, while air-breathing density is high, and refrigerator oil can be prevented to suck compressor, after refrigerant compresses in the cylinder body of cylinder block,
After exhaust passes through level-one noise elimination cavity, secondary muffler and three-level noise elimination cavity noise reduction, then by vibration damping coil pipe progress vibration and noise reducing, reach
To the purpose of energy-saving and noise-reducing silencing vibration-damping.
The present invention by setting air-breathing and exhaust is multistage eliminates the noise and oil resistance oil leak vibration absorber, reduce compressor noise and
Vibration improves compressor refrigerating capacity and COP.
Obviously present invention specific implementation is not subject to the restrictions described above, as long as employing the methodology and skill of the present invention
The improvement for the various unsubstantialities that art scheme carries out, within protection scope of the present invention.
Claims (6)
1. the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping, including the inhaling silencer connected with cylinder block, the suction
The gas outlet of gas silencer is connected with the air inlet of valve plate, and refrigerant inlet is connected on the inhaling silencer；Its feature exists
In：The bathtub construction that the refrigerant inlet is connected and composed for V shaped slab and the oil baffle on V shaped slab both ends, the noise elimination
Device is connected by the insertion tube that one end is stretched into the silencer with V shaped slab；The silencer is internally provided with three-level anechoic room；Institute
The support plate for being equipped in silencer and silencer being separated into top anechoic room and lower part anechoic room is stated, is set in the lower part anechoic room
There is the internal partition that lower part anechoic room is divided into the first anechoic room and the second anechoic room；The top anechoic room forms third and eliminates the noise
Room；Described insertion tube one end is connected with the refrigerant inlet, and the insertion tube other end is inserted into the first anechoic room；In described
Portion's partition board stretches into first anechoic room equipped with one end, and the other end penetrates the internal prongs of the second anechoic room；It inserts the inside
Pipe penetrates hole positioned at the outlet of first anechoic room equipped with what is connected with internal prongs；The support plate is equipped with connection institute
State the Communicating device insertion tube of the second anechoic room and third anechoic room；The support plate is equipped with and stretches into the 1/ of first anechoic room
4 wavelength tubes.
2. the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping as described in claim 1, it is characterised in that：The inside
Partition board is separate structure or integral structure.
3. the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping as claimed in claim 1 or 2, it is characterised in that：It is described
Cylinder block is equipped with exhausting silencer structure, and the exhausting silencer structure includes the level-one noise elimination cavity and two being equipped on the cylinder block
Grade noise elimination cavity, the two level noise elimination cavity are connected with vibration damping coil pipe.
4. the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping as claimed in claim 3, it is characterised in that：The vibration damping
U-shaped bending part there are three being set on coil pipe.
5. the Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping as claimed in claim 3, it is characterised in that：Described first
Anechoic room and the second anechoic room bottom end are respectively equipped with oil leaking hole and oil baffle.
6. the noise reduction sound-deadening side of the Reciprocting piston compressor of claim 1-5 any one of them energy-saving and noise-reducing silencing vibration-dampings
Method, it is characterised in that：Specially：Refrigerant enters from refrigerant inlet, and refrigerant inlet makes more refrigerants participate in refrigeration to follow
Ring, while prevent most of refrigerator oil sucking compressor；Refrigerant enters the first anechoic room by insertion tube again, and insertion tube exists
Since section becomes larger suddenly, the mutation of sectional area can cause the reflection of sound wave and have transmission to lose first anechoic room, eliminate the noise
Noise reduction；Interpolation pipe is two level anechoic room insertion tube, and the punch position section of insertion tube changes, and the mutation of sectional area can cause
The reflection of sound wave and have transmission lose, carry out noise elimination noise reduction；In two level anechoic room, refrigerant at the expanded bore of interpolation pipe again
Secondary expansion can cause the reflection of sound wave by the mutation of sectional area to generate and transmit loss noise reduction again；Refrigerant passes through interpolation
Pipe reaches third anechoic room, and refrigerant reexpands from the outlet of third anechoic room interpolation pipe, and be further reduced sound wave passes through frequency
Rate reduces noise again；After refrigerant compresses in the cylinder body of cylinder block, exhaust is dropped by level-one noise elimination cavity and two level noise elimination cavity
After making an uproar, then by vibration damping coil pipe progress vibration and noise reducing, achieve the purpose that energy-saving and noise-reducing silencing vibration-damping.
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|---|---|---|---|
| CN201611128360.5A CN106438286B (en) | 2016-12-09 | 2016-12-09 | The Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping and its noise reduction sound-deadening method |
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| CN201611128360.5A CN106438286B (en) | 2016-12-09 | 2016-12-09 | The Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping and its noise reduction sound-deadening method |
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| CN109356818B (en) * | 2018-11-30 | 2024-03-19 | 浙江鸿友压缩机制造有限公司 | Air compressor air inlet silencer |
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| CN206320006U (en) * | 2016-12-09 | 2017-07-11 | 芜湖欧宝机电有限公司 | The Reciprocting piston compressor of energy-saving and noise-reducing silencing vibration-damping |
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| Publication number | Publication date |
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| CN106438286A (en) | 2017-02-22 |
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