CN110080986A - Pump body subassembly, compressor and air conditioner - Google Patents
Pump body subassembly, compressor and air conditioner Download PDFInfo
- Publication number
- CN110080986A CN110080986A CN201910496166.XA CN201910496166A CN110080986A CN 110080986 A CN110080986 A CN 110080986A CN 201910496166 A CN201910496166 A CN 201910496166A CN 110080986 A CN110080986 A CN 110080986A
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- China
- Prior art keywords
- hole
- cylinder body
- water conservancy
- conservancy diversion
- silencers channel
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 74
- 230000009467 reduction Effects 0.000 claims description 24
- 238000004378 air conditioning Methods 0.000 claims description 13
- 230000003584 silencer Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 239000008141 laxative Substances 0.000 claims description 2
- 230000002475 laxative effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000030279 gene silencing Effects 0.000 abstract 11
- 230000001603 reducing effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 20
- 230000008569 process Effects 0.000 description 7
- 230000036961 partial effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000306 component Substances 0.000 description 3
- 230000008030 elimination Effects 0.000 description 3
- 238000003379 elimination reaction Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
- F04C29/065—Noise dampening volumes, e.g. muffler chambers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention relates to a pump body assembly, a compressor and an air conditioner, wherein the pump body assembly comprises an upper flange, a cylinder body and a lower flange which are sequentially stacked, a lower silencing channel is formed on the contact surface of the cylinder body and the lower flange, the lower silencing channel is arranged along the circumferential direction of the cylinder body, a first air flow hole communicated with one end of the lower silencing channel is arranged on the cylinder body, the first air flow hole extends to the upper surface of the cylinder body, a first upper flow guide through hole communicated with the first air flow hole is arranged on the upper flange, a first lower flow guide through hole is arranged on the lower flange, and the first lower flow guide through hole is communicated with the other end of the lower silencing channel. The upper silencing channel is formed on the contact surface of the cylinder body and the upper flange, is arranged along the circumferential direction of the cylinder body and can be connected with the lower silencing channel in series or in parallel. Based on the upper silencing channel and the lower silencing channel are arranged along the circumferential direction of the cylinder body, the length or the number of each expansion chamber of the silencing channel is more flexible, the cylinder body is not influenced by the thickness of the cylinder body, the silencing frequency range is wider, and the silencing and noise reducing effects are improved.
Description
Technical field
The present invention relates to refrigerating fields, more particularly to pump assembly, compressor and air-conditioning.
Background technique
Compressor is the core component of air-conditioning, provides power for the refrigeration and heating operations of air-conditioning.With people's life water
Flat raising, the noise quality of air-conditioning have become the important indicator for measuring its performance.Excessive noise will give user poor body
It tests, brings adverse effect to the work and life of user.Opposite transport can occur between components in the process of running for compressor
It is dynamic, generate noise.And the noise sound quality of compressor directly affects the noise quality of air-conditioning, and resistive disappear is typically provided in compressor
Sound device or channel resonant chamber, to reduce noise, but its noise reduction effect is poor.
Summary of the invention
Based on this, it is necessary to a kind of pump assembly, compressor and air-conditioning are provided, to improve noise reduction effect.
A kind of pump assembly, including the upper flange, cylinder body and lower flange being cascading, the cylinder body and it is described under
The contact surface of flange forms lower silencers channel, and the lower silencers channel is arranged along the circumferential direction of the cylinder body, sets on the cylinder body
There is the first airflow hole being connected to one end of the lower silencers channel, first airflow hole extends to the upper table of the cylinder body
Face, the upper flange are equipped with water conservancy diversion through-hole on first be connected to first airflow hole, and the lower flange is equipped with first
Lower water conservancy diversion through-hole, the described first lower water conservancy diversion through-hole are connected to the other end of the lower silencers channel.
Above scheme provides a kind of pump assembly, in use process, moves the noise of generation on by described first
When water conservancy diversion through-hole, the first airflow hole, lower silencers channel and the first lower water conservancy diversion through-hole, based on including cross in the lower silencers channel
The different expansion chambers of area of section, thus component frequency sound wave occur reflection and can not by the lower silencers channel, thus
Play the purpose of noise elimination noise reduction.And be arranged by the circumferential direction by the lower silencers channel along the cylinder body, so that the lower noise reduction
The length setting of each expansion chambers in channel is more flexible, is not influenced by cylinder body thickness, so that noise reduction frequency range is more
Extensively, sound-deadening and noise-reducing effect is improved.And the lower silencers channel can make sound wave propagate along the circumferential direction setting of the cylinder body
The direction of propagation constantly changes in the process, and countless secondary reflections occur, and improves acoustic wave character, improves erasure effect.
The lower silencers channel is at least by the different expansion chambers string of two cross-sectional areas in one of the embodiments,
Join.
The cross section of the expansion chambers is round or polygon in one of the embodiments,.
Surface opposite with the lower flange on the cylinder body is equipped with the first groove in one of the embodiments, described
The end face of the wall surface of first groove and the lower flange surrounds recessed with described first on the lower silencers channel or the lower flange
The opposite end face of slot is equipped with the second groove, and the space that the wall surface of the wall surface of first groove and second groove surrounds is formed
The lower silencers channel.
The other end of first airflow hole extends to the lower surface of the cylinder body in one of the embodiments, described
Position corresponding with first airflow hole, which is equipped with, on lower flange assists lower water conservancy diversion through-hole and/or the first lower water conservancy diversion through-hole
Extend upward through the cylinder body and the upper flange.
First airflow hole, water conservancy diversion through-hole and the first lower equal edge of water conservancy diversion through-hole on first in one of the embodiments,
The axial setting of the cylinder body.
In the contact surface of the cylinder body and the upper flange, to form noise reduction on first logical in one of the embodiments,
Road, on described first silencers channel along the cylinder body circumferential direction setting, the cylinder body be equipped with described first on silencers channel
One end connection the second airflow hole, second airflow hole extends to the lower surface of the cylinder body, and the lower flange is equipped with
The lower water conservancy diversion through-hole of second be connected to second airflow hole, the upper flange are equipped with water conservancy diversion through-hole on second, and described second
Upper water conservancy diversion through-hole is connected to the other end of silencers channel on described first.
The contact surface of the cylinder body and the upper flange forms silencers channel on second in one of the embodiments,
Silencers channel is arranged along the circumferential direction of the cylinder body on described second, one end of silencers channel and first air-flow on described second
Hole is connected to, and water conservancy diversion through-hole is connected to the other end of silencers channel on described second on described first.
The contact surface of the cylinder body and the upper flange forms silencers channel in third in one of the embodiments,
Silencers channel is arranged along the circumferential direction of the cylinder body in the third, leads under one end and described first of silencers channel in the third
Recirculation hole connection, the upper flange are equipped with water conservancy diversion through-hole in third, the other end of silencers channel and described the in the third
Water conservancy diversion through-hole is connected on three.
Axial direction setting of the water conservancy diversion through-hole along the cylinder body in the third in one of the embodiments,.
A kind of compressor, including above-mentioned pump assembly.
Above scheme provides a kind of compressor, main by within the compressor using any of the above-described as described in the examples
Pump assembly improves sound-deadening and noise-reducing effect so that noise reduction frequency range is wider.Moreover, based on the lower silencers channel described in
The circumferential setting of cylinder body, therefore the direction of propagation of sound wave constantly changes, and improves acoustic wave character, further increases erasure effect.
The compressor further includes upper muffler and bottom silencer, the upper muffler lid in one of the embodiments,
It is located on the upper flange, the bottom silencer lid is located on the lower flange, and water conservancy diversion through-hole is the same as disappearing on described on described first
Sound device is connected to the cavity that the upper flange is formed, and the described first lower water conservancy diversion through-hole is the same as the bottom silencer and the lower flange shape
At cavity connection.
A kind of air-conditioning, including above-mentioned compressor.
Above scheme provides a kind of air-conditioning, and the frequency of sound wave of the sound-deadening and noise-reducing based on compressor used by it is wider,
More preferably, therefore the air-conditioning is in the process of running for erasure effect, and noise is smaller, and noise reduction effect is preferable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pump assembly described in the present embodiment；
Fig. 2 is the structural schematic diagram of cylinder body in pump assembly described in Fig. 1；
Fig. 3 and Fig. 4 be in Fig. 2 corresponding to two different embodiments cylinder body A-A to cross-sectional view；
Fig. 5 is the structural schematic diagram of lower flange in pump assembly described in Fig. 1；
Fig. 6 is the cross-sectional view of B-B direction in Fig. 5；
Fig. 7 is the partial enlarged view of upper flange, cylinder body and lower flange in pump assembly described in the present embodiment；
Fig. 8 is the structural schematic diagram of the pump assembly when the first groove is arranged on the cylinder body；
Fig. 9 is the partial enlarged view of upper flange, cylinder body and lower flange in pump assembly described in another embodiment；
Figure 10 is the partial enlarged view of upper flange, cylinder body and lower flange in pump assembly described in another embodiment；
Figure 11 is the partial enlarged view of upper flange, cylinder body and lower flange in pump assembly described in another embodiment；
The partial enlargement of Figure 12 upper flange, cylinder body and lower flange in the pump assembly when being two silencers channel series connection
Figure；
The partial enlargement of Figure 13 upper flange, cylinder body and lower flange in the pump assembly when being two silencers channel parallel connections
Figure.
Description of symbols:
10, pump assembly, 11, upper flange, water conservancy diversion through-hole on 111, first, water conservancy diversion through-hole on 112, second, 113, third
Upper water conservancy diversion through-hole, 12, cylinder body, the 121, first airflow hole, the 122, second airflow hole, 13, lower flange, the 131, first lower water conservancy diversion are logical
Hole, the 132, second lower water conservancy diversion through-hole, 133, assist lower water conservancy diversion through-hole, 14, upper muffler, 15, bottom silencer, 20, lower noise reduction it is logical
Road, the 21, first groove, the 22, second groove, silencers channel on 30, first, silencers channel on 40, second, 50, noise reduction in third
Channel.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Each technical characteristic of embodiment described above can carry out arbitrarily
Combination, for simplicity of description, it is not all possible to each technical characteristic in above-described embodiment combination be all described, so
And as long as there is no contradiction in the combination of these technical features, it all should be considered as described in this specification.
A kind of compressor is provided in one embodiment, and the compressor includes pump assembly 10, such as Fig. 1 Fig. 2 and Fig. 5
Shown, the pump assembly 10 includes upper flange 11, cylinder body 12 and the lower flange 13 being cascading.The cylinder body 12 with
The contact surface of the lower flange 13 forms lower silencers channel 20, and as shown in Figure 2 and Figure 5, the lower silencers channel 20 is along described
The circumferential setting of cylinder body 12.Specifically, lower silencers channel 20 described here can be by least two cross-sectional areas not phase
The expansion chambers silencers channel that same expansion chambers are connected in series.And the cross section of the expansion chambers can be round or polygon, or
Person's other shapes, are not particularly limited herein.
As shown in Fig. 3, Fig. 4 and Fig. 8, in one embodiment, the lower silencers channel 20 be can be by the cylinder
The first groove 21 is arranged in the surface opposite with the lower flange 13 on body 12, as shown in Fig. 2, first groove 21 is along the cylinder
The circumferential setting of body 12, the lower silencers channel 20 are enclosed by the end face of the wall surface and the lower flange 13 of first groove 21
At.Or as shown in Fig. 5 to Fig. 7 and Fig. 9 to Figure 13, the end opposite with first groove 21 on the lower flange 13
The second groove 22 is arranged in face, as shown in figure 5, circumferential direction setting of second groove 22 along the cylinder body 12, the lower noise reduction are logical
Road 20 is then surrounded by the wall surface of the wall surface and second groove 22 of first groove 21.
Further, as shown in Fig. 3, Fig. 4 and Fig. 7, the cylinder body 12 is equipped with one end with the lower silencers channel 20
First airflow hole 121 of connection, first airflow hole 121 extend to the upper surface of the cylinder body 12, on the upper flange 11
Equipped with water conservancy diversion through-hole 111 on first be connected to first airflow hole 121, it is logical that the lower flange 13 is equipped with the first lower water conservancy diversion
Hole 131, the described first lower water conservancy diversion through-hole 131 are connected to the other end of the lower silencers channel 20.
It should be noted that upper flange 11 described herein is not necessarily located at the top of the cylinder body 12, laxative remedy
Orchid 13 is also not necessarily located in the lower section of the cylinder body 12, when the pump housing setting direction of compressor changes, the upper flange
Position relation between 11 and the lower flange 13 and the cylinder body 12 will also change.Similarly, the upper surface is generation
The end face opposite with the upper flange 11 on cylinder body 12 described in table, the lower surface be on the cylinder body 12 with the lower flange 13
Opposite end face, when the setting orientation of the pump housing changes, it follows variation.
In use process, as shown in fig. 7, the noise of the pump housing movement generation of compressor water conservancy diversion under by described first is logical
Hole 131, lower silencers channel 20, on the first airflow hole 121 and first when water conservancy diversion through-hole 111, based in the lower silencers channel 20
It include the different expansion chambers of cross-sectional area, therefore the sound wave generation reflection of component frequency can not pass through the lower silencers channel
20, to play the purpose of noise elimination noise reduction.And be arranged by the circumferential direction by the lower silencers channel 20 along the cylinder body 12, so that
The length setting of each expansion chambers of the lower silencers channel 20 is more flexible, is not limited by 12 thickness of cylinder body, so that
Noise reduction frequency range is wider, improves sound-deadening and noise-reducing effect.And the circumferential setting of the lower silencers channel 20, can sound wave be existed
The direction of propagation constantly changes during propagation, and countless secondary reflections occur, and improves acoustic wave character, improves erasure effect.
Further, in one embodiment, as shown in figure 9, the other end of first airflow hole 121 extend to it is described
The lower surface of cylinder body 12, position corresponding with first airflow hole 121, which is equipped with, on the lower flange 13 assists lower water conservancy diversion through-hole
133, flow into air-flow from an entrance, two outlet outflows, or flowed into from two entrances, one outlet outflow forms two strands
Air-flow crosses, and plays the role of shunt valve muffler, and reverse phase sonic noise is made to cancel out each other.
Or further, as shown in Fig. 4 and Figure 10, the described first lower water conservancy diversion through-hole 131 extends upward through 12 He of cylinder body
The upper flange 11.It is similar with the setting of water conservancy diversion through-hole 133 under above-mentioned auxiliary.
Further specifically, in one embodiment, as shown in Fig. 7 to Figure 10, Figure 12 and Figure 13, first airflow hole
121, on first water conservancy diversion through-hole 111 and the first lower water conservancy diversion through-hole 131 along the axial direction setting of the cylinder body 12.Optionally, described
Water conservancy diversion through-hole 131 can also be obliquely installed under water conservancy diversion through-hole 111 and first on first airflow hole 121, first or other are bent
Form is not particularly limited herein, is connected to as long as each hole can be realized according to aforementioned process.
Certainly, water conservancy diversion through-hole 133 can also be along the axial direction setting of the cylinder body 12 under the auxiliary.
Further, in one embodiment, as shown in figure 11, in the contact surface of the cylinder body 12 and the upper flange 11
Silencers channel 30 on first are formed, circumferential direction setting of the silencers channel 30 along the cylinder body 12, the cylinder body 12 on described first
It is equipped with the second airflow hole 122 being connected to one end of silencers channel 30 on described first, second airflow hole 122 extends to
The lower surface of the cylinder body 12, the lower flange 13 are equipped with the lower water conservancy diversion through-hole of second be connected to second airflow hole 122
132, the upper flange 11 is equipped with water conservancy diversion through-hole 112 on second, noise reduction on water conservancy diversion through-hole 112 and described first on described second
The other end in channel 30 is connected to.Silencers channel is set in the upper surface of the cylinder body 12, naturally it is also possible to while in the cylinder
Two end faces of body 12 are respectively provided with silencers channel, promote erasure effect.
Further, in one embodiment, as shown in figure 12, the contact surface of the cylinder body 12 and the upper flange 11 at
Type has silencers channel 40 on second, and silencers channel 40 is arranged along the circumferential direction of the cylinder body 12 on described second, disappears on described second
The one end in sound channel 40 is connected to first airflow hole 121, and noise reduction is logical on water conservancy diversion through-hole 111 and described second on described first
The other end in road 40 is connected to.I.e. when silencers channel 40 in series connection described second, water conservancy diversion through-hole 111 passes through described on described first
Silencers channel 40 is connected to first airflow hole 121 on second.
The lower silencers channel 20 is connected with silencers channel 40 on described second, thus by the lower silencers channel 20 into
After row noise reduction, is entered on described second in silencers channel 40 by the sound wave of the lower silencers channel 20, disappeared on described second
Under the further barrier in sound channel 40, ultimately out sound wave amount is reduced.
The sound deadening capacity calculation formula of expansion chambers noise reduction:
Whereinλ is wavelength, such as Fig. 7
Shown, l is the length for the expansion chambers that equivalent diameter is D2；Divergence ratioS2 is the cross for the expansion chambers that equivalent diameter is D2
Sectional area, S1 are the cross-sectional area for the hole section that equivalent diameter is D1.The then noise elimination upper limiting frequency of the lower silencers channelThe maximum frequency of sound wave f of sound deadening capacitymax=(2n+1) c/4l, (n=0,1,2,3 ...).It was designing
Cheng Zhong, the length l for the frequency of sound wave design expansion chambers that can be eliminated the noise according to actual needs.Moreover, by the formula of above-mentioned sound deadening capacity
It is found that sound deadening capacity Δ L=0, i.e., silencers channel can not play erasure effect at this time, and corresponding frequency is at this time as kl=n π
Pass through frequencyBased on this, for improve noise reduction effect, can will on the lower silencers channel 20 concatenated second
The noise reduction Frequency Design of silencers channel 40 is the frequency that 20 sound deadening capacity of lower silencers channel is 0.Furthermore, it is possible to by will be described
Silencers channel 40 is set as the different expansion chambers of multiple cross-sectional areas of connecting on lower silencers channel 20 and second, is promoted on the whole
Sound-damping qualities improve noise reduction effect.
On described second silencers channel 40 can also the similar lower silencers channel 20 structure, included expansion chambers
Cross section can be round or polygon etc..
Further, in one embodiment, as shown in figure 13, the contact surface of the cylinder body 12 and the upper flange 11 at
Type has silencers channel 50 in third, and silencers channel 50 is arranged along the circumferential direction of the cylinder body 12 in the third, disappears in the third
The one end in sound channel 50 is connected to the described first lower water conservancy diversion through-hole 131, and the upper flange 11 is equipped with water conservancy diversion through-hole in third
113, the other end of silencers channel 50 is connected to water conservancy diversion through-hole 113 in the third in the third.
As described in Figure 13, lower silencers channel 20 can be passed through respectively from the incoming sound wave of the described first lower water conservancy diversion through-hole 131
It is propagated with silencers channel 50 in third to upper flange 11.And silencers channel 50 also can on lower silencers channel 20 and third in parallel
Enough play the role of similar bypass muffler, reverse phase sonic noise is made to cancel out each other.
Specifically, in one embodiment, water conservancy diversion through-hole 113 can also be set along the axial direction of the cylinder body 12 in the third
It sets.
The structure of silencers channel 50 is also similar with the lower silencers channel 20 in the third, can be by least two cross
The different expansion chambers of area of section are connected in series, and the cross section of each expansion chambers can be round or polygon etc..
Above-mentioned pump assembly can be adapted in above-mentioned compressor, optionally, the pump assembly 10 can also be replaced
It changes in existing compressor.
By using any of the above-described pump assembly 10 as described in the examples within the compressor, so that noise reduction frequency range is more
Extensively, sound-deadening and noise-reducing effect is improved.Moreover, the circumferential direction based on the lower silencers channel 20 along the cylinder body 12 is arranged, therefore sound wave
The direction of propagation constantly change, improve acoustic wave character, further increase erasure effect.
Further, in one embodiment, as shown in Fig. 1, Fig. 7 to Figure 13, the compressor further includes upper muffler
14 and bottom silencer 15, the upper lid of muffler 14 is located on the upper flange 11, the lid of bottom silencer 15 be located at it is described under
On flange 13, water conservancy diversion through-hole 111 is connected to the upper muffler 14 with the cavity that the upper flange 11 is formed on described first, institute
The first lower water conservancy diversion through-hole 131 is stated to be connected to the bottom silencer 15 with the cavity that the lower flange 13 is formed.
The upper muffler 14 or the bottom silencer 15 are not finally transmitted to by the sound wave that each silencers channel obstructs
In, it realizes the isolation to sound wave, further increases erasure effect.
Similarly, when being provided on described second water conservancy diversion through-hole 113 in water conservancy diversion through-hole 112 or third on the upper flange 11
When, on described second in water conservancy diversion through-hole 112 or the third water conservancy diversion through-hole 113 with the upper muffler 14 and the upper flange 11
The cavity of formation is connected to.When the lower flange 13 is equipped with water conservancy diversion through-hole 133 under the described second lower water conservancy diversion through-hole 132 or the auxiliary
When, water conservancy diversion through-hole 133 is the same as the bottom silencer 15 and the lower flange 13 under the described second lower water conservancy diversion through-hole 132 or the auxiliary
The cavity of formation is connected to.
Further, a kind of air-conditioning is provided In yet another embodiment, including above-mentioned compressor.It is used based on it
Compressor sound-deadening and noise-reducing frequency of sound wave it is wider, more preferably, therefore the air-conditioning is in the process of running, noise for erasure effect
Smaller, noise reduction effect is preferable.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (13)
1. a kind of pump assembly (10), which is characterized in that including the upper flange (11), cylinder body (12) and laxative remedy being cascading
Blue (13), the contact surface in the cylinder body (12) and the lower flange (13) form lower silencers channel (20), the lower noise reduction
Channel (20) is along the circumferential direction setting of the cylinder body (12), and the cylinder body (12) is equipped with one end with the lower silencers channel (20)
The first airflow hole (121) of connection, first airflow hole (121) extend to the upper surface of the cylinder body (12), the upper method
Blue (11) are equipped with water conservancy diversion through-hole (111) on first be connected to first airflow hole (121), set on the lower flange (13)
There are first lower water conservancy diversion through-hole (131), the other end company of described first lower water conservancy diversion through-hole (131) and the lower silencers channel (20)
It is logical.
2. pump assembly (10) according to claim 1, which is characterized in that the lower silencers channel (20) is at least by two
The different expansion chambers of cross-sectional area are connected in series.
3. pump assembly (10) according to claim 2, which is characterized in that the cross section of the expansion chambers is round or more
Side shape.
4. pump assembly (10) according to claim 1, which is characterized in that on the cylinder body (12) with the lower flange
(13) opposite surface is equipped with the first groove (21), and the end face of the wall surface and the lower flange (13) of first groove (21) is enclosed
It is recessed that second is equipped at end face opposite with first groove (21) on the lower silencers channel (20) or the lower flange (13)
The space that the wall surface of slot (22), the wall surface of first groove (21) and second groove (22) surrounds forms the lower noise reduction
Channel (20).
5. pump assembly (10) according to claim 1, which is characterized in that the other end of first airflow hole (121)
The lower surface of the cylinder body (12) is extended to, position corresponding with the first airflow hole (121) is set on the lower flange (13)
There are auxiliary lower water conservancy diversion through-hole (133) and/or first lower water conservancy diversion through-hole (131) to extend upward through the cylinder body (12) and described
Upper flange (11).
6. pump assembly (10) according to claim 1, which is characterized in that first airflow hole (121) is led on first
Recirculation hole (111) and first lower water conservancy diversion through-hole (131) are along the axial direction setting of the cylinder body (12).
7. pump assembly (10) according to any one of claims 1 to 6, which is characterized in that in the cylinder body (12) and institute
The contact surface for stating upper flange (11) forms silencers channel on first (30), and silencers channel (30) is along the cylinder body on described first
(12) circumferential setting, the cylinder body (12) are equipped with the second air-flow being connected to one end of silencers channel (30) on described first
Hole (122), second airflow hole (122) extend to the lower surface of the cylinder body (12), the lower flange (13) be equipped with
Second lower water conservancy diversion through-hole (132) of the second airflow hole (122) connection, it is logical that the upper flange (11) is equipped with water conservancy diversion on second
Hole (112), water conservancy diversion through-hole (112) is connected to the other end of silencers channel (30) on described first on described second.
8. pump assembly (10) according to any one of claims 1 to 6, which is characterized in that the cylinder body (12) with it is described
The contact surface of upper flange (11) forms silencers channel on second (40), and silencers channel (40) is along the cylinder body on described second
(12) circumferential direction is arranged, and one end of silencers channel (40) is connected to first airflow hole (121) on described second, and described first
Upper water conservancy diversion through-hole (111) is connected to the other end of silencers channel (40) on described second.
9. pump assembly (10) according to any one of claims 1 to 6, which is characterized in that the cylinder body (12) with it is described
The contact surface of upper flange (11) forms silencers channel in third (50), and silencers channel (50) is along the cylinder body in the third
(12) circumferential direction is arranged, and one end of silencers channel (50) is connected to described first lower water conservancy diversion through-hole (131) in the third, described
Upper flange (11) is equipped with water conservancy diversion through-hole (113) in third, the other end of silencers channel (50) and the third in the third
Upper water conservancy diversion through-hole (113) connection.
10. pump assembly (10) according to claim 9, which is characterized in that water conservancy diversion through-hole (113) is along institute in the third
State the axial setting of cylinder body (12).
11. a kind of compressor, which is characterized in that including the described in any item pump assemblies of claims 1 to 10 (10).
12. compressor according to claim 11, which is characterized in that further include upper muffler (14) and bottom silencer
(15), upper muffler (14) lid is located on the upper flange (11), and bottom silencer (15) lid is located at the lower flange
(13) on, the cavity that water conservancy diversion through-hole (111) is formed with the upper muffler (14) and the upper flange (11) on described first connects
Logical, described first lower water conservancy diversion through-hole (131) are connected to the bottom silencer (15) with the cavity that the lower flange (13) is formed.
13. a kind of air-conditioning, which is characterized in that including compressor described in claim 11 or 12.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910496166.XA CN110080986B (en) | 2019-06-10 | 2019-06-10 | Pump body assembly, compressor and air conditioner |
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| CN201910496166.XA CN110080986B (en) | 2019-06-10 | 2019-06-10 | Pump body assembly, compressor and air conditioner |
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| CN110080986A true CN110080986A (en) | 2019-08-02 |
| CN110080986B CN110080986B (en) | 2024-09-20 |
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| CN110513295A (en) * | 2019-09-23 | 2019-11-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump assembly, compressor and air conditioner |
| CN112524032A (en) * | 2020-12-29 | 2021-03-19 | 珠海格力电器股份有限公司 | Flange structure, pump body assembly and fluid machine |
| CN112524034A (en) * | 2020-12-29 | 2021-03-19 | 珠海格力电器股份有限公司 | Flange structure, pump body assembly and fluid machine |
| CN112524033A (en) * | 2020-12-29 | 2021-03-19 | 珠海格力电器股份有限公司 | Flange structure, pump body assembly and fluid machine |
| CN112524031A (en) * | 2020-12-29 | 2021-03-19 | 珠海格力电器股份有限公司 | Flange structure, pump body assembly and fluid machine |
| CN115288980A (en) * | 2022-08-17 | 2022-11-04 | 广东美芝制冷设备有限公司 | Muffler and compressor |
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| CN110513295A (en) * | 2019-09-23 | 2019-11-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump assembly, compressor and air conditioner |
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| CN112524034A (en) * | 2020-12-29 | 2021-03-19 | 珠海格力电器股份有限公司 | Flange structure, pump body assembly and fluid machine |
| CN112524033A (en) * | 2020-12-29 | 2021-03-19 | 珠海格力电器股份有限公司 | Flange structure, pump body assembly and fluid machine |
| CN112524031A (en) * | 2020-12-29 | 2021-03-19 | 珠海格力电器股份有限公司 | Flange structure, pump body assembly and fluid machine |
| CN115288980A (en) * | 2022-08-17 | 2022-11-04 | 广东美芝制冷设备有限公司 | Muffler and compressor |
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|---|---|
| CN110080986B (en) | 2024-09-20 |
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