CN208900311U - A kind of noise-reducing structure and compressor - Google Patents
A kind of noise-reducing structure and compressor Download PDFInfo
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- CN208900311U CN208900311U CN201821568504.3U CN201821568504U CN208900311U CN 208900311 U CN208900311 U CN 208900311U CN 201821568504 U CN201821568504 U CN 201821568504U CN 208900311 U CN208900311 U CN 208900311U
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Abstract
The utility model provides a kind of noise-reducing structure, is related to Compressor Technology field.It include: cylinder block and noise reduction capsule, the cylinder block is equipped with the first silencing cavity, there is the second silencing cavity in the noise reduction capsule, at least two are equipped between the cylinder block and the noise reduction capsule for being connected to the gas-guide tube of first silencing cavity and second silencing cavity.At least two gas-guide tubes are provided between cylinder block and noise reduction capsule, and every gas-guide tube is inserted into inside the first silencing cavity and the second silencing cavity, the first silencing cavity and the second silencing cavity is set to form a noise reduction path, make cylinder block and noise reduction capsule be able to suppress sound by frequency, to greatly expand frequency of noise elimination passband.
Description
Technical field
The utility model relates to compressor fields, in particular to a kind of noise-reducing structure and compressor.
Background technique
With the increasingly raising of people's living standard, air-conditioning and refrigerator are increasingly becoming essential household in people's life
Electric appliance.And compressor is an important composition element in air-conditioning and refrigerator.Reciprocating compressor is a kind of common compressor, work
When making, it is driven by a motor the crankshaft rotation of compressor, crankshaft drives connecting rod to push piston reciprocating in cylinder, realization pair
The periodic duty process of sucking, compression, discharge and the expansion of refrigerant.Since compressor is in each sucking refrigerant and row
Be in refrigerant process out it is spaced, therefore, the suction of this discontinuity, exhaust will generate gas noise, make to compress
Machine can issue noise at work.
Utility model content
The utility model provides a kind of noise-reducing structure and compressor, it is intended to improve producing at work for existing compressor
The problem of raw noise.
The utility model is realized in this way:
A kind of noise-reducing structure, comprising: cylinder block and noise reduction capsule, the cylinder block is equipped with the first silencing cavity, described to disappear
There is in sound capsule the second silencing cavity, at least two are equipped between the cylinder block and the noise reduction capsule for being connected to described the
The gas-guide tube of one silencing cavity and second silencing cavity.
Further, in the utility model preferred embodiment, the quantity of the gas-guide tube is two, respectively first
Gas-guide tube and the second gas-guide tube；
First gas-guide tube includes end to end first segment, second segment and third section, and the first segment is located at institute
It states inside the first silencing cavity, for the second segment between the cylinder block and the noise reduction capsule, the third section is located at institute
It states inside the second silencing cavity；
Second gas-guide tube includes end to end 4th section, the 5th section and the 6th section, and described 4th section is located at institute
State inside the first silencing cavity, described 5th section between the cylinder block and the noise reduction capsule, described 6th section be located at institute
It states inside the second silencing cavity.
Further, in the utility model preferred embodiment, the length of the first segment is greater than described 4th section
Length.
Further, in the utility model preferred embodiment, the height of first silencing cavity is H, described first
The length of section is 1/2*H, and the 4th section of the length is 1/4*H.
Further, in the utility model preferred embodiment, the length of the third section is greater than described 6th section
Length.
Further, in the utility model preferred embodiment, the noise reduction capsule includes partition and is set to described
The first shell and second shell of partition two sides, the first shell have upper chamber, and the second shell has lower chambers, institute
It states upper chamber and the lower chambers forms second silencing cavity, first gas-guide tube and second gas-guide tube are all set in
In the first shell, the length of the upper chamber is L1, and the length of the third section is 1/2*L1, the 6th section of the length
For 1/4*L1.
Further, in the utility model preferred embodiment, the noise reduction capsule includes partition and is set to described
The first shell and second shell of partition two sides, the first shell have upper chamber, and the second shell has lower chambers, institute
It states upper chamber and the lower chambers forms second silencing cavity, the partition is equipped at least two for being connected to the epicoele
The interpolation pipe of room and the lower chambers.
Further, in the utility model preferred embodiment, the quantity of the interpolation pipe is two, respectively first
Interpolation pipe and the second interpolation pipe；
First interpolation pipe includes the 7th section to be connected and the 8th section, and described 7th section is located in the upper chamber,
Described 8th section is located at the bottom chamber；
Second interpolation pipe includes the 9th section to be connected and the tenth section, and described 9th section is located in the upper chamber,
Described ten section is located at the bottom chamber.
Further, in the utility model preferred embodiment, the 7th section of the length is greater than described 9th section
Length.
Further, in the utility model preferred embodiment, the length of the upper chamber is L1, described 7th section
Length is 1/2*L1, and the 9th section of the length is 1/4*L1.
Further, in the utility model preferred embodiment, the 8th section of the length is less than the described ten section
Length.
Further, in the utility model preferred embodiment, the length of the lower chambers is L2, described 8th section
Length is 1/4*L2, and the described ten section of length is 1/2*L2.
A kind of compressor, including noise-reducing structure described in any of the above embodiments.
The beneficial effects of the utility model are: the noise-reducing structure that the utility model obtains by above-mentioned design, cylinder block and
At least two gas-guide tubes are provided between noise reduction capsule, and every gas-guide tube is inserted into inside the first silencing cavity and the second silencing cavity,
So that the first silencing cavity and the second silencing cavity is formed a noise reduction path, cylinder block and noise reduction capsule is made to be able to suppress passing through for sound
Frequency, to greatly expand frequency of noise elimination passband.The noise of certain frequency can namely be inhibited, pass through it can not
First silencing cavity and the second silencing cavity.To achieve the purpose that noise reduction, reduce noise when compressor operating.Meanwhile because existing
There is compressor to pursue lightweight, shell needs compact design.Meanwhile compact design can also make cost is relatively low and is conducive to design to limit
Point avoids compressor main parts size in transportational process from being damaged.So during fabrication, first on the cylinder block of compressor disappears
The distance between sound chamber and noise reduction capsule are typically designed relatively close, tube body of such gas-guide tube between cylinder block and noise reduction capsule
Length it is also just shorter.In this way, it is larger to will lead to the stress that this section of tube body is born, it is easy to happen deformation.In the utility model,
At least two gas-guide tubes are equipped between cylinder block and noise reduction capsule, multiple gas-guide tubes can share the stress of receiving, make gas-guide tube not
It is easy to happen deformation.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is a kind of structural schematic diagram of noise-reducing structure provided by the embodiment of the utility model；
Fig. 2 is a kind of top view of noise-reducing structure provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of the first noise reduction cavity segment in a kind of noise-reducing structure provided by the embodiment of the utility model；
Fig. 4 is that the structure of noise reduction capsule (hiding interpolation pipe) in a kind of noise-reducing structure provided by the embodiment of the utility model is shown
It is intended to；
Fig. 5 is that the structure of noise reduction capsule (hiding gas-guide tube) in a kind of noise-reducing structure provided by the embodiment of the utility model is shown
It is intended to.
Icon: cylinder block 1；First silencing cavity 11；Noise reduction capsule 2；First shell 21；Partition 22；Second shell 23；First
Gas-guide tube 3；First segment 31；Second segment 32；Third section 33；Second gas-guide tube 4；4th section 41；5th section 42；6th section 43；The
One interpolation pipe 5；7th section 51；8th section 52；Second interpolation pipe 6；9th section 61；Tenth section 62.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below
The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model
Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor
Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
Embodiment 1 please refers to shown in Fig. 1-Fig. 5, and the present embodiment provides a kind of noise-reducing structures, comprising: cylinder block 1 and noise reduction
Capsule 2, cylinder block 1 are equipped with the first silencing cavity 11, have the second silencing cavity, cylinder block 1 and noise reduction capsule 2 in noise reduction capsule 2
Between be equipped at least two for being connected to the gas-guide tubes of the first silencing cavity 11 and the second silencing cavity.
Noise-reducing structure provided in this embodiment is provided at least two gas-guide tubes between cylinder block 1 and noise reduction capsule 2, and every
Root gas-guide tube is inserted into inside the first silencing cavity 11 and the second silencing cavity, and the first silencing cavity 11 and the second silencing cavity is made to form one
Noise reduction path, make cylinder block 1 and noise reduction capsule 2 be able to suppress sound by frequency, to greatly expand frequency of noise elimination passband.
The noise of certain frequency can namely be inhibited, make it can not be by the first silencing cavity 11 and the second silencing cavity.To
Achieve the purpose that noise reduction, reduces noise when compressor operating.Meanwhile because existing compressor pursues lightweight, shell needs tight
Gather design.Meanwhile compact design can also make that cost is relatively low and be conducive to design limit point, avoid compressor main zero in transportational process
Component is damaged.So during fabrication, the distance between the first silencing cavity 11 on the cylinder block 1 of compressor and noise reduction capsule 2
It is typically designed relatively closely, the length of tube body of such gas-guide tube between cylinder block 1 and noise reduction capsule 2 is also just shorter.In this way, meeting
The stress for causing this section of tube body to be born is larger, is easy to happen deformation.In the present embodiment, it is equipped between cylinder block 1 and noise reduction capsule 2
At least two gas-guide tubes, multiple gas-guide tubes can share the stress of receiving, make gas-guide tube that deformation to be less likely to occur.
Further, Fig. 1-Fig. 4 is please referred to, in embodiment, the quantity of gas-guide tube is two, respectively the first gas-guide tube
3 and second gas-guide tube 4；
First gas-guide tube 3 includes end to end first segment 31, second segment 32 and third section 33, and first segment 31 is located at the
Inside one silencing cavity 11, between cylinder block 1 and noise reduction capsule 2, third section 33 is located inside the second silencing cavity second segment 32；
Second gas-guide tube 4 includes end to end 4th section 41, the 5th section 42 and the 6th section 43, and the 4th section 41 is located at the
Inside one silencing cavity 11, the 5th section 42 between cylinder block 1 and noise reduction capsule 2, the 6th section 43 be located at the second silencing cavity inside.
Further, in the present embodiment, first segment 31 is different with the 4th section 41 of length, i.e. the first gas-guide tube 3 and the
Two gas-guide tubes 4 are inserted into the length difference in the first silencing cavity 11, so that the first gas-guide tube 3 and the second gas-guide tube 4 can be to differences
The noise of frequency is inhibited.Keep the erasure effect of noise-reducing structure more preferable, the frequency of quenchable noise is more.When gas-guide tube
When more, similarly it can set different for the distance that multiple gas-guide tubes are inserted into the first silencing cavity 11.Similarly, third section
33 is different with the 6th section 43 of length.
Further, in the present embodiment, the length of first segment 31 is greater than the 4th section 41 of length.Preferably, first disappears
The height of sound chamber 11 is H, and the length of first segment 31 is 1/2*H, and the 4th section 41 of length is 1/4*H.When work, 31 energy of first segment
The odd-multiple of 1/2 wavelength is enough eliminated by frequency, the 4th section of 41 even-multiple that can eliminate 1/2 wavelength passes through frequency, the two knot
It closes, theoretically entire first silencing cavity 11 can all eliminate all noises not over frequency.When practical application, the
One section 31 and the 4th section 41 of length can be exchanged freely, and effect is identical.
Further, in the present embodiment, noise reduction capsule 2 includes partition 22 and the first shell for being set to 22 two sides of partition
21 and second shell 23, first shell 21 has a upper chamber, and second shell 23 has a lower chambers, upper chamber and lower chambers composition the
Two silencing cavities, the first gas-guide tube 3 and the second gas-guide tube 4 are all set in first shell 21.
The length of third section 33 is greater than the 6th section 43 of length.Preferably, the length of upper chamber is L1, the length of third section 33
Degree is 1/2*L1, and the 6th section 43 of length is 1/4*L1.When work, the odd-multiple that third section 33 can eliminate 1/2 wavelength passes through
Frequency, the 6th section 43 can eliminate the even-multiple of 1/2 wavelength by frequency, and the two combines, and theoretically entire upper chamber does not lead to
Overfrequency can all eliminate all noises.When practical application, third section 33 and the 6th section 43 of length can freely mutually
It changes, effect is identical.
Further, referring to figure 5., in the present embodiment, for being connected to upper chamber and cavity of resorption there are two being set on partition 22
The interpolation pipe of room, respectively the first interpolation pipe 5 and the second interpolation pipe 6.
First interpolation pipe 5 includes the 7th section 51 and the 8th section 52 to be connected, and the 7th section 51 is located in upper chamber, and the 8th section
52 are located at bottom chamber；
Second interpolation pipe 6 includes the 9th section 61 and the tenth section 62 to be connected, and the 9th section 61 is located in upper chamber, and the tenth section
62 are located at bottom chamber.
Further, in the present embodiment, the 7th section 51 it is different with the 9th section 61 of length so that 5 He of the first interpolation pipe
Second interpolation pipe 6 can inhibit the noise of different frequency.Keep the erasure effect of noise-reducing structure more preferable, quenchable noise
Frequency it is more.When interpolation pipe it is more when, the insertion of multiple interpolation pipes similarly can be located at the intracorporal part of epicoele and be arranged
For different length.Similarly, the 8th section 52 it is different with the tenth section 62 of length.
Further, in the present embodiment, the 7th section 51 of length is greater than the 9th section 61 of length.Preferably, upper chamber
Length be L1, the 7th section 51 of length is 1/2*L1, and the 9th section 61 of length is 1/4*L1.When work, the 7th section 51 can
The odd-multiple of 1/2 wavelength is eliminated by frequency, the 9th section 61 can eliminate the even-multiple of 1/2 wavelength by frequency, and the two combines,
Theoretically entire upper chamber can all eliminate all noises not over frequency.When practical application, the 7th section 51 and
Nine section 61 of length can be exchanged freely, and effect is identical.
Further, in the present embodiment, length of the 8th section 52 of the length less than the tenth section 62.Preferably, lower chambers
Length be L2, the 8th section 52 of length is 1/4*L2, and the tenth section 62 of length is 1/2*L2.When work, the tenth section 62 can
The odd-multiple of 1/2 wavelength is eliminated by frequency, the 8th section 52 can eliminate the even-multiple of 1/2 wavelength by frequency, and the two combines,
Theoretically entire lower chambers can all eliminate all noises not over frequency.When practical application, the 8th section 52 and
Ten section 62 of length can be exchanged freely, and effect is identical.
A kind of compressor, including noise-reducing structure described in any of the above embodiments.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (13)
1. a kind of noise-reducing structure characterized by comprising cylinder block and noise reduction capsule, the cylinder block are equipped with the first noise reduction
Chamber, the noise reduction capsule is interior to have the second silencing cavity, and at least two are equipped between the cylinder block and the noise reduction capsule and is used for
It is connected to the gas-guide tube of first silencing cavity and second silencing cavity.
2. noise-reducing structure according to claim 1, which is characterized in that the quantity of the gas-guide tube is two, respectively the
One gas-guide tube and the second gas-guide tube；
First gas-guide tube includes end to end first segment, second segment and third section, and the first segment is located at described the
Inside one silencing cavity, for the second segment between the cylinder block and the noise reduction capsule, the third section is located at described the
Inside two silencing cavities；
Second gas-guide tube includes end to end 4th section, the 5th section and the 6th section, and described 4th section is located at described the
Inside one silencing cavity, described 5th section between the cylinder block and the noise reduction capsule, described 6th section is located at described the
Inside two silencing cavities.
3. noise-reducing structure according to claim 2, which is characterized in that the length of the first segment is greater than described 4th section
Length.
4. noise-reducing structure according to claim 2, which is characterized in that the height of first silencing cavity be H, described first
The length of section is 1/2*H, and the 4th section of the length is 1/4*H.
5. noise-reducing structure according to claim 2, which is characterized in that the length of the third section is greater than described 6th section
Length.
6. noise-reducing structure according to claim 2, which is characterized in that the noise reduction capsule includes partition and is set to described
The first shell and second shell of partition two sides, the first shell have upper chamber, and the second shell has lower chambers, institute
It states upper chamber and the lower chambers forms second silencing cavity, first gas-guide tube and second gas-guide tube are all set in
In the first shell, the length of the upper chamber is L1, and the length of the third section is 1/2*L1, the 6th section of the length
For 1/4*L1.
7. noise-reducing structure according to claim 1, which is characterized in that the noise reduction capsule includes partition and is set to described
The first shell and second shell of partition two sides, the first shell have upper chamber, and the second shell has lower chambers, institute
It states upper chamber and the lower chambers forms second silencing cavity, the partition is equipped at least two for being connected to the epicoele
The interpolation pipe of room and the lower chambers.
8. noise-reducing structure according to claim 7, which is characterized in that the quantity of the interpolation pipe is two, respectively the
One interpolation pipe and the second interpolation pipe；
First interpolation pipe includes the 7th section to be connected and the 8th section, and described 7th section is located in the upper chamber, described
8th section is located at the bottom chamber；
Second interpolation pipe includes the 9th section to be connected and the tenth section, and described 9th section is located in the upper chamber, described
Tenth section is located at the bottom chamber.
9. noise-reducing structure according to claim 8, which is characterized in that the 7th section of the length is greater than described 9th section
Length.
10. noise-reducing structure according to claim 8, which is characterized in that the length of the upper chamber be L1, described 7th section
Length be 1/2*L1, the 9th section of the length be 1/4*L1.
11. noise-reducing structure according to claim 8, which is characterized in that the 8th section of the length is less than the described ten section
Length.
12. noise-reducing structure according to claim 8, which is characterized in that the length of the lower chambers be L2, described 8th section
Length be 1/4*L2, the described ten section of length is 1/2*L2.
13. a kind of compressor, which is characterized in that including the described in any item noise-reducing structures of claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821568504.3U CN208900311U (en) | 2018-09-25 | 2018-09-25 | A kind of noise-reducing structure and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821568504.3U CN208900311U (en) | 2018-09-25 | 2018-09-25 | A kind of noise-reducing structure and compressor |
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| CN208900311U true CN208900311U (en) | 2019-05-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209823A (en) * | 2018-09-25 | 2019-01-15 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of noise-reducing structure and compressor |
-
2018
- 2018-09-25 CN CN201821568504.3U patent/CN208900311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209823A (en) * | 2018-09-25 | 2019-01-15 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of noise-reducing structure and compressor |
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