CN206988047U - Suction acoustic filter and the reciprocating hermetic compressor for being provided with suction acoustic filter - Google Patents
Suction acoustic filter and the reciprocating hermetic compressor for being provided with suction acoustic filter Download PDFInfo
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- CN206988047U CN206988047U CN201720489214.9U CN201720489214U CN206988047U CN 206988047 U CN206988047 U CN 206988047U CN 201720489214 U CN201720489214 U CN 201720489214U CN 206988047 U CN206988047 U CN 206988047U
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- suction
- acoustic filter
- switching valve
- entrance path
- suction acoustic
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Abstract
It the utility model is related to a kind of reciprocating hermetic compressor for aspirating acoustic filter and being provided with suction acoustic filter.The utility model belongs to the technical field of the valve system for the suction acoustic filter of positive displacement compressor and for positive displacement compressor.The technical problems to be solved in the utility model is:Prior art includes the double suction reciprocating hermetic compressor with the fluid selector part added, and the additional fluid selector part has simple assembling and especially complex structure, and is cooperated with needs to realize that multiple parts of Expected Results integrate.Solution of the present utility model is to disclose a kind of suction acoustic filter, a kind of it is characterized in that additional fluid selector part, it is limited to therefore, providing a kind of and the suction vertically aligned electromagnetic actuating device of switching valve, the suction switching valve in the body of suction acoustic filter.
Description
Technical field
A kind of suction acoustic filter is the utility model is related to, more specifically it relates to which one kind includes suction switching valve inside it
With the suction acoustic filter of electromagnetic actuating means, electromagnetic actuating means is responsible for aspirating the pressure switching of one of switching valve.
The utility model further relates to be provided with the reciprocating hermetic compressor of above-mentioned suction acoustic filter.
Background technology
First, be still to be clarified that, patent document US 5,531,078, PI 10013598, PI 11019727,
C110013598, WO 2011/134030 and the 007254-3 of BR 10 2014 full content are incorporated herein by reference.
For the sake of clarity, it is considered that, term " double suction compressor " describes optionally to use in typical fashion
Two (or multiple) it is independent aspiration line operation any reciprocating hermetic compressor, term " Dual-evaporator refrigeration system " with
Any cooling system that general fashion is described as follows, the cooling system be included in different temperatures operated within range two (or
More) evaporator, and therefore there are two single aspiration lines in different pressures range of operation.Generally, " double suction pressure
Contracting machine " is integrated into " double vapo(u)rization systems ".
As known to the technical staff in Compressor Technology field, prior art includes being used for double sweat cooling systems
Double suction compressor some technical schemes.
Patent document US 5,531,078 describes a kind of traditional reciprocating hermetic compressor, and (compression mechanism includes only one
The floss hole that the individual pump orifice coordinated with single auto-pumping switching valve and only one coordinate with single automatic-discharging switching valve),
It can be covered in double sweat cooling systems by adding two valves (close/open valve and check-valves).Close/open valve is arranged on double evaporations
Some opening positions in the high pressure aspiration line of refrigeration system, and check-valves is arranged on two suction tubes of double sweat cooling systems
Between line.When close/open valve is opened, the refrigerant fluid from high pressure aspiration line flows into the compression mechanism of compressor, and
Low-pressure suction pipeline is also blocked by check-valves.When close/open valve is closed, the refrigerant fluid from low-pressure suction pipeline changes
The position of check-valves, low-pressure suction pipeline is turned on, make the fluid communication of the compression mechanism of low-pressure suction pipeline and compressor.
Patent document WO 2011/134030 describes two embodiments of double suction compressor.
According to the first technical em- bodiments, reciprocating hermetic compressor is shown, compression mechanism is modified to include two to take out
Suction inlet and single floss hole, therefore, the first pump orifice coordinates with auto-pumping switching valve, and the second pump orifice and half control and suck
Switching valve coordinates.Solenoid is additionally provided with, solenoid is attached to the pressure that can instruct (by Electromagnetically actuated) half control and suck switching valve
The valve plate of contracting mechanism.It is the same with patent document US 5,531,078 situation, two suction valves (automatically and half control)
Operation is mutually exclusive, i.e. when half control valve is opened, automatic valve is closed, and vice versa.
According to second method embodiment, a kind of reciprocating hermetic compressor, but being somebody's turn to do including conventional compression mechanism are shown
Compressor is integrated with modular fluid selector device, and the modular fluid selector device takes out suction intake including two
Aspirate and export with only one, suction outlet is directly connected to the pump orifice of the conventional compression mechanism of compressor.In general, should
Second embodiment conceptually can be with comparing in patent document US 5, the solution described in 531,078, and difference is,
In patent document WO 2011/134030 second embodiment, the single dress provided with one of responsible two aspiration lines of selection
Put.
The 007254-3 of patent document BR 10 2014 describe a kind of fluid for reciprocating hermetic compressor and selected again
Device device, it includes only one especially suitable for the reciprocating hermetic compressor using conventional compression mechanism, i.e. its compression mechanism
The floss hole that the pump orifice and only one coordinated with single auto-pumping switching valve coordinates with single automatic-discharging switching valve.
The fluid selector device is arranged in the airtight housing of compressor, and it is except including movable actuator and electromagnetism
Generating element (it can excite the selectivity of movable actuator and direction sense movement) outside, in addition to two entrances port and one
Individual outlet port.Preferably, the fluid selector device described in the 007254-3 of patent document BR 10 2014 is included in past
Inside the suction acoustic filter of reciprocating hermetic compressor.
Although known prior art (not being described in detail) describes the different technologies scheme relevant with double suction compressor,
It is believed that it is possible to these solutions being divided into two groups:Double suction reciprocating hermetic compressor (the WO of adaptable compression mechanism
2011/134030 technical em- bodiments described first) and double suction reciprocating seal compression with additional fluid selector part
Machine (general embodiments described in patent document US 5,531,078 and described in patent document WO 2011/134030
Second technical em- bodiments).
First group of simple structure of presentation and complicated assembling, after all, drive the coil essence of its half control and suck switching valve
Really on valve plate, and as excellent electric insulation for other metal parts of the compression mechanism of compressor
Body.In addition, all these assemblings occur in the space of a very little.On the other hand, second group of presentation simply assembling and spy
Not complicated structure, after all, many parts for needing to cooperate to produce a desired effect be present.
Then, based on the situation described now, the utility model is generated.
Utility model content
Therefore, main purpose of the present utility model is to provide a kind of suction acoustic filter, and it has simple structure and assembling,
Especially, there is more simple structure and group compared with those observed in the 007254-3 of patent document BR 10 2014
Dress.
Another main purpose of the present utility model is:Optimization and simplified electric coil compress relative to the reciprocating seal is formed
The electrical insulating property of other metal parts of the compression mechanism of machine.
In addition, the purpose of this utility model also resides in:Optimization and simplified electric coil are relative to half control and suck switching valve
Positioning.
Above-mentioned purpose is fully achieved by suction acoustic filter, and the suction acoustic filter includes first entrance path, second entrance
Path, first outlet path, at least one common chamber between entry and exit passageway and at least one it is attached to
Aspirate the electromagnetic actuating device of the body of acoustic filter.According to the utility model discussed, it is described suction acoustic filter also include with
The associated first through hole of first entrance via fluid and second through hole associated with second entrance via fluid, are additionally provided with
The the first suction switching valve for being arranged on first through hole downstream and the second suction switching valve for being arranged on the second through hole downstream.Especially
Ground, electromagnetic actuating device are contained in the recipient being limited in the body of suction acoustic filter, and are hung down with the second suction switching valve
Straight alignment.
The purpose of this utility model discussed is also by being provided with the reciprocating hermetic compressor of suction acoustic filter come real
Existing, the reciprocating hermetic compressor includes:Airtight housing, the airtight housing are provided with the first suction tension part, second taken out
Inhale tension part and the first discharge tension part;Compression mechanism, the compression mechanism is by being connected to compression cylinder and the connection of cylinder head
Moveable piston to motor is formed, and moveable piston can move back and forth in compression cylinder;It is described with suction acoustic filter
Suction acoustic filter includes:First entrance path, second entrance path, first outlet path, at least one in entry and go out
The electromagnetic actuating device of common chamber and at least one body for being attached to suction acoustic filter between mouth path, wherein, first
Through hole is associated with first entrance via fluid, and the second through hole is associated with second entrance via fluid (more particularly, first to be taken out
The downstream that switching valve is arranged on first through hole is inhaled, the second suction switching valve is arranged on the downstream of the second through hole).In addition, electromagnetism causes
Dynamic device is contained in the recipient being limited in the body of suction acoustic filter, and aspirates switching valve perpendicular alignmnet with second.It is special
Not, the airtight housing that the first entrance path of the first suction tension part and suction acoustic filter passes through reciprocating hermetic compressor
Internal capacity is fluidly coupled to each other, and second aspirates tension part and the second entrance path of suction acoustic filter by connecting tube to seal
Mode be fluidly coupled to each other.
Brief description of the drawings
Discussed the utility model will be described in detail based on drawings below, in accompanying drawing:
Fig. 1 schematically and in full view is shown according to the suction acoustic filter of the present utility model discussed.
Embodiment
According to main purpose of the present utility model, a kind of new suction acoustic filter is shown, it is used for reciprocating seal pressure
Contracting machine, more specifically, for the double suction reciprocating hermetic compressor with constant compression mechanism, the double suction reciprocating seal
Compressor is selected between suction acoustic filter in itself each aspiration line of interior operation.
Fig. 1 shows the preferred and non-limiting embodiment of suction acoustic filter, still it is emphasized that it only refers to this practicality
A new possible specific embodiment.Further it should be noted that as detailed below some terms used must with comprising side
Formula rather than considered in a manner of literal, it is always based on acquired technique effect.
Therefore, Fig. 1 schematically shows suction acoustic filter 1, in addition to unprecedented effect discussed below and result,
Suction acoustic filter is also responsible for suppressing suction noise.The feature of responsible obtained sound effect is not saved or not showed, because they are abilities
Field technique personnel are widely known.Therefore, it is emphasized that the CONSTRUCTED SPECIFICATION especially relevant with the utility model for being discussed is fitted
For different acoustic filter types.
According to the utility model discussed, suction acoustic filter 1 includes first entrance path 2, second entrance path 3, the
One exit passageway 4, at least one common chamber 5 between entry 2 and 3 and first outlet path 4 and being attached to is taken out
Inhale at least one electromagnetic actuating device 6 of the body of acoustic filter 1.
Generally, as illustrated, first entrance path 2 terminates at first through hole 21, it is logical that second entrance path 3 terminates at second
In hole 31, wherein, there is through hole 21 and 31 first suction switching valve 22 and second to aspirate switching valve 32 respectively.
In any case, the overall advantage of the present utility model discussed is how electromagnetic actuating device 6 is attached to suction
On the body of acoustic filter 1, and how the device is aligned with the second suction switching valve 32.
As shown in figure 1, the suction both of which of switching valve 22 and 32 includes vane type valve, this form is those skilled in the art
It is widely known.
In general pipeline, it should be apparent that first through hole 21 is associated with the fluid of first entrance path 2, the second through hole 31
It is associated with the fluid of second entrance path 3.In addition, it is furthermore noted that the first suction switching valve 22 is arranged under first through hole 21
Trip, the second suction switching valve 32 are arranged on the downstream of the second through hole 31.
Therefore, " mode of operation " (being turned on and off) for exactly aspirating switching valve 22 and 32 defines that fluid leads into entrance
The possibility on road 2 and 3.
It means that as occurring for example in patent document WO 2011/134030, the He of switching valve 22 is exactly aspirated
32 define the work of which of the entry 2 and 3 of suction acoustic filter 1 or do not work.It should be noted that suction switching valve 22
With 32 " mode of operation " always complementation, i.e. unlatching " mode of operation " residence of the first suction switching valve 22 shows the second suction
The closing " mode of operation " of switching valve 32.
It is contained in view of electromagnetic actuating device 6 in the recipient 11 being defined in the body of suction acoustic filter 1 (with second
Aspirate the perpendicular alignmnet of switching valve 32), and in view of the input pressure difference between the entry 2 and 3 of suction acoustic filter 1 (Fig. 1's
In embodiment, the Fluid pressure in entry 3 is always greater than the Fluid pressure in entry 2), it is noted that suction is cut
" mode of operation " for changing valve 22 and 32 is substantially controlled as the disconnection of only electromagnetic actuating device 6/activate this One function.
In order that first suction switching valve 22 unlatching " mode of operation " (and therefore second suction switching valve 32 pass
Close " mode of operation ") occur, keep the electromagnetic actuating device 6 it is operable/be connected it is sufficient that, it is after all, resulting
Magnetic field suction second aspirates switching valve 32, is kept into the second through hole 31 side by side, to block second entrance path 3.At this
In the case of, the described first suction switching valve 22 can be kept into and first through hole 21 by the Fluid pressure in entry 2 in itself
It is spaced slightly apart (preferably, until the stroke provided by the first valve retainer 23, the first valve retainer are as shown in Figure 1
It is static and is attached in the first suction switching valve 22), to turn on the entry 2.
In order that second suction switching valve 32 unlatching " mode of operation " (and therefore first suction switching valve 22 pass
Close " mode of operation ") occur, it is sufficient to keep the electromagnetic actuating device 6 not work/turn off, after all, in no magnetic field
In the case of, the Fluid pressure in entry 3 (is more than the Fluid pressure in entry 2) in itself to be aspirated described second
Switching valve 32 be kept into the second through hole 31 be spaced slightly apart (preferably, until the stroke provided by the second valve retainer 33,
The second valve retainer is static as shown in Figure 1 and is attached in the second suction switching valve 32), to turn on entry
3.In this case, the Fluid pressure in entry 3 (being more than the Fluid pressure in entry 2) also can be by first
Aspirate switching valve 22 keep be in first through hole 21 side by side, to block first entrance path 2.
Then it can be said that the first suction switching valve 22 has the opening and closing of " automatic " based on pressure difference, and second takes out
Inhaling switching valve 32 has the unlatching of " automatic " based on pressure difference and the closing of " instruction " based on magnetic flux attraction.
Therefore, the first suction switching valve 22 includes being arranged to the flexible blade that free end is moved automatically, and the second suction is cut
Changing valve 32 includes being arranged to the flexible blade that free end is moved or activated by electromagnetic actuating device 6 automatically.
Consider discussed the utility model, there is the compression according to the suction acoustic filter 1 of the present utility model discussed
The compression mechanism (not shown) of machine (not shown) can be without the suction valve of their own, after all, because the control of air inlet is by group
The suction switching valve 22 and 32 of work is made in suction acoustic filter 1 and in suction acoustic filter 1, therefore can be taken out described
The exit passageway 4 for inhaling acoustic filter 1 is connected directly between in the compression cylinder (not shown) of compressor (not shown).
On this point, it should be noted that preferably, be provided with the extension passage 41 for being fluidly connected to exit passageway 4, also set
It is equipped with the filter 411 for the end for being arranged in extension passage 41.
On the technical pattern feature of the preferred embodiment shown in Fig. 1, confirmed, second entrance path 3 and second
Through hole 31 is fluidly associated each other by passage 61, wherein, extension axial direction cloth of the passage 61 along electromagnetic actuating device 6
Put.Especially, it is noted that in the preferred embodiment, second entrance path 3 is from one end of electromagnetic actuating device 6 protrusion
Pipe fitting, the second through hole 31 is arranged on the end of the electromagnetic actuating device 6, sets end and the second entrance of the second through hole
The prominent end of path (3) is axial opposed.
Assembling details on the preferred embodiment shown in Fig. 1, it will be seen that to the first valve retainer 23 and first is taken out
The stagnant end for inhaling switching valve 22 is fixed in the first fixed projection 24 by means of the first fastener 25, and the second valve retainer
33 and second suction switching valve 32 stagnant end be fastened on by means of the second fastener 35 in the second fixed projection 34.
On material and manufacturing process, although a part for the advantages of the two is not discussed the utility model, only
It is pointed out that, it is preferable that suction acoustic filter 1 (including its part and interior details) is made up of polymer, and electromagnetic actuating device 6
Electric coil is generally included, its inner space is used as the fluid communication pipe between axially end.
Special attention will be given to, sole purpose described above are to describe particular implementation of the present utility model in an illustrative manner
Example.It is, therefore, apparent that identical function is performed in a manner of substantially the same to realize that the structural of the element of identical result is repaiied
Change, change and combine in the protection domain for being still within being defined by the following claims.
Claims (12)
1. one kind suction acoustic filter, including:
First entrance path (2);
Second entrance path (3);
First outlet path (4);
It is at least one between the first entrance path (2) and second entrance path (3) and the first outlet path (4)
Common chamber (5);
The electromagnetic actuating device (6) of at least one body for being attached to the suction acoustic filter (1);
The suction acoustic filter (1) is characterised by that it includes:
With the first entrance path (2) fluidly associated first through hole (21);
With the second entrance path (3) fluidly associated the second through hole (31);
It is arranged on the first suction switching valve (22) in the first through hole (21) downstream;
It is arranged on the second suction switching valve (32) in the second through hole (31) downstream;
The electromagnetic actuating device (6) is contained among the recipient (11) being defined in the body of the suction acoustic filter (1);
And
The electromagnetic actuating device (6) and described second suction switching valve (32) perpendicular alignmnet.
2. suction acoustic filter as claimed in claim 1, it is characterised in that:
The second entrance path (3) is fluidly associated by passage (61) with second through hole (31);
The extension that the passage (61) follows the electromagnetic actuating device (6) is axially arranged.
3. suction acoustic filter as claimed in claim 2, it is characterised in that:
The second entrance path (3) is the pipe fitting protruded from the electromagnetic actuating device (6) one end;
Second through hole (31) is arranged on the end prominent with the second entrance path (3) of the electromagnetic actuating device (6)
The axial opposed end in portion.
4. acoustic filter is aspirated as claimed in claim 1, it is characterised in that:
The first suction switching valve (22) includes being arranged to the flexible blade that free end is moved automatically;
The second suction switching valve (32) includes being arranged to the automatic motion in free end or by the soft of electromagnetic actuating device (6) actuating
Property blade.
5. suction acoustic filter as claimed in claim 1, it is characterised in that the suction acoustic filter also includes:
First valve retainer (23), the first valve retainer be it is static and be attached to it is described first suction switching valve (22);
Second valve retainer (33), the second valve retainer be it is static and be attached to it is described second suction switching valve (32).
6. suction acoustic filter as claimed in claim 5, it is characterised in that the first valve retainer (23) setting described first
Aspirate the opening limit of switching valve (22).
7. suction acoustic filter as claimed in claim 5, it is characterised in that the second valve retainer (33) setting described second
Aspirate the opening limit of switching valve (32).
8. suction acoustic filter as claimed in claim 5, it is characterised in that the first valve retainer (23) and described first is taken out
The stagnant end for inhaling switching valve (22) is each attached in the first fixed projection (24).
9. suction acoustic filter as claimed in claim 5, it is characterised in that the second valve retainer (33) and described second is taken out
The stagnant end for inhaling switching valve (32) is each attached in the second fixed projection (34).
10. suction acoustic filter as claimed in claim 1, it is characterised in that the suction acoustic filter includes being fluidly coupled to institute
State the extension passage (41) of first outlet path (4).
11. suction acoustic filter as claimed in claim 10, it is characterised in that the suction acoustic filter is also described including being arranged on
Extend the filter (411) of one end of passage (41).
A kind of 12. reciprocating hermetic compressor for being provided with suction acoustic filter, it is characterised in that the reciprocating hermetic compressor
Including:
Airtight housing, the airtight housing are provided with the first suction tension part, the second suction tension part and the first discharge tension part;
Compression mechanism, the compression mechanism is by the compression cylinder for being connected to cylinder head and the moveable piston structure for being connected to motor
Into the moveable piston can move back and forth in the compression cylinder;With
Acoustic filter is aspirated, the suction acoustic filter includes:First entrance path (2), second entrance path (3), first outlet are led to
It is road (4), at least one between the first entrance path (2) and second entrance path (3) and the first outlet path (4)
Common chamber (5) and at least one body for being attached to the suction acoustic filter (1) electromagnetic actuating device (6), it is and described
The first through hole (21) that first entrance path (2) is fluidly associated, it is fluidly associated with the second entrance path (3)
Second through hole (31);The first suction switching valve (22) in the first through hole (21) downstream is arranged on, it is logical to be arranged on described second
The second suction switching valve (32) in hole (31) downstream;The electromagnetic actuating device (6), which is contained in, is defined in the suction acoustic filter
(1) among the recipient in body (11), the electromagnetic actuating device (6) and the described second suction switching valve (32) are vertical right
It is accurate;
The first suction tension part and the first entrance path (2) of the suction acoustic filter (1) pass through the reciprocating seal
The internal capacity of the airtight housing of compressor and be fluidly coupled to each other;And
The second suction tension part is with the second entrance path (3) of the suction acoustic filter (1) by connecting tube to seal
Mode is fluidly coupled to each other.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720489214.9U CN206988047U (en) | 2017-05-04 | 2017-05-04 | Suction acoustic filter and the reciprocating hermetic compressor for being provided with suction acoustic filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720489214.9U CN206988047U (en) | 2017-05-04 | 2017-05-04 | Suction acoustic filter and the reciprocating hermetic compressor for being provided with suction acoustic filter |
Publications (1)
Publication Number | Publication Date |
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CN206988047U true CN206988047U (en) | 2018-02-09 |
Family
ID=61392412
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Application Number | Title | Priority Date | Filing Date |
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CN201720489214.9U Active CN206988047U (en) | 2017-05-04 | 2017-05-04 | Suction acoustic filter and the reciprocating hermetic compressor for being provided with suction acoustic filter |
Country Status (1)
Country | Link |
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CN (1) | CN206988047U (en) |
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2017
- 2017-05-04 CN CN201720489214.9U patent/CN206988047U/en active Active
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GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190326 Address after: Brazil Santa Catarina Patentee after: Enbraco Compressor Industry and Refrigeration Solutions Co., Ltd. Address before: Brazil St Paul Patentee before: Whirpool S. A. |