CN205841155U - Reciprocating compressor and exhaust valve component thereof - Google Patents
Reciprocating compressor and exhaust valve component thereof Download PDFInfo
- Publication number
- CN205841155U CN205841155U CN201620644925.4U CN201620644925U CN205841155U CN 205841155 U CN205841155 U CN 205841155U CN 201620644925 U CN201620644925 U CN 201620644925U CN 205841155 U CN205841155 U CN 205841155U
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- exhaust valve
- valve plate
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- reciprocating compressor
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Abstract
The utility model discloses a kind of reciprocating compressor and exhaust valve component thereof, described exhaust valve component includes: valve plate, and described valve plate is provided with air vent；Exhaust valve plate, described exhaust valve plate is located on described valve plate and can open and close described air vent；Lift stopper, described lift stopper is located on described exhaust valve plate, described lift stopper includes canned paragraph, the first paragraph being connected with described canned paragraph and the second segment being connected with described first paragraph, described canned paragraph is fixing to be located on described exhaust valve plate, the distance of described first paragraph and described valve plate is less than the distance of described second segment with described valve plate, and the slope of described first paragraph is less than the slope of described second segment.The simple in construction of the exhaust valve component according to this utility model embodiment, noise is low, and the service life of exhaust valve plate is long, and exhaust valve plate closing velocity is fast.
Description
Technical field
This utility model relates to Compressor Technology field, especially relate to a kind of reciprocating compressor exhaust valve component and
There is the reciprocating compressor of this exhaust valve component.
Background technology
Totally-enclosed reciprocating type refrigeration compressor is the core component of the small-type refrigeration appliance such as refrigerator, refrigerator, along with modern society
The raising of meeting people's living standard, the demand of the small-type refrigeration appliance such as refrigerator, refrigerator is continuously increased, promotes house by consumer
The fast development of electricity industry, also increases the competition of household electric appliances simultaneously.Provide the consumer with low energy consumption, high-performance, high-quality
Product becomes developing direction the strongest in industry competition.
The air bleeding valve of totally-enclosed reciprocating type refrigeration compressor uses reed valve plate, by the opening and closing of reed valve plate,
Coolant intermittence sucks, discharges cylinder, by compression machine cylinder and air entry and air vent differential pressure action, and reed valve plate is opened and closed
Close.
In correlation technique, totally-enclosed reciprocating type refrigeration compressor valve block structure is complex, and aerofluxus reed valve plate is in lift
Inlaying fixing between groove on stop and valve plate, lift stopper limits aerofluxus reed valve plate Lift simultaneously.Tongue
Can clash into lift stopper when valve block is opened into maximum position, during closedown, reed valve plate clashes into valve plate, and reed valve plate is to a liter degree
The shock of position device and valve plate increases the noise during operation of reciprocating compressor, reed valve plate discontinuity repeated impact simultaneously
Reduce the service life of reed valve plate.
Utility model content
One of technical problem that this utility model is intended to solve in correlation technique the most to a certain extent.To this end, this reality
By the exhaust valve component of a kind of reciprocating compressor of novel proposition, the simple in construction of this exhaust valve component, noise is low, exhaust valve plate
Service life long, exhaust valve plate closing velocity is fast.
This utility model also proposed a kind of reciprocating compressor with this exhaust valve component.
According to the exhaust valve component of this utility model first aspect embodiment, including: valve plate, described valve plate is provided with aerofluxus
Mouthful；Exhaust valve plate, described exhaust valve plate is located on described valve plate and can open and close described air vent；Lift stopper, institute
State lift stopper to be located on described exhaust valve plate, described lift stopper includes canned paragraph, be connected with described canned paragraph
One section and the second segment that is connected with described first paragraph, described canned paragraph is fixing to be located on described exhaust valve plate, described first paragraph
With the distance of described valve plate less than described second segment and the distance of described valve plate, and the slope of described first paragraph is less than described second
The slope of section.
According to the exhaust valve component of this utility model embodiment, exhaust valve plate can be effectively reduced to lift stopper and valve
The shock of plate, thus be possible not only to reduce noise, and the service life of exhaust valve plate can be extended, additionally, exhaust valve plate exists
When closing air vent, its speed is fast, can reduce closedown time delay, is conducive to improving the suction and discharge performance of compressor.
In some preferred embodiments, at least some of of the surface towards described exhaust valve plate of described first paragraph is arc
Face.
In some preferred embodiments, at least some of of the surface towards described exhaust valve plate of described second segment is arc
Face.
In some preferred embodiments, described second segment is that fold-line-shaped and its knuckle are to the direction away from described exhaust valve plate
Protrude.
In some preferred embodiments, described second segment includes the first flanging and the second flanging being connected with each other, described
One flanging is adjacent to described first paragraph.
In some preferred embodiments, the surface towards described exhaust valve plate of described first flanging is plane.
In some preferred embodiments, at least some of of described canned paragraph is tabular.
In some preferred embodiments, described lift stopper is provided with the through hole running through its thickness, and described through hole is located at
On described first paragraph or described second segment.
In some preferred embodiments, described through hole on the thickness direction being perpendicular to described valve plate with described air vent phase
Right.
According to the reciprocating compressor of this utility model second aspect embodiment, including the row of above-mentioned reciprocating compressor
Air-valve assembly.
Owing to the air inlet-exhaust valve assembly according to this utility model embodiment has above-mentioned advantage, therefore according to this utility model
The reciprocating compressor of embodiment also has an attendant advantages, i.e. according to the noise of the reciprocating compressor of this utility model embodiment
Low, the service life of exhaust valve plate is long, and the suction and discharge of cylinder are effective, and the performance of reciprocating compressor is higher than prior art
In compressor.
Additional aspect of the present utility model and advantage will part be given in the following description, and part will be from explained below
In become obvious, or recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from combining general the accompanying drawings below description to embodiment
Become obvious and easy to understand, wherein:
Fig. 1 is the explosive view of the exhaust valve component according to this utility model embodiment；
Fig. 2 is the axonometric chart of the lift stopper of the exhaust valve component shown in Fig. 1；
Fig. 3 is the sectional view of the lift stopper shown in Fig. 2.
Reference:
Exhaust valve component 100；
Valve plate 1；Air vent 11；Air entry 12；
Exhaust valve plate 2；
Lift stopper 3；Canned paragraph 31；First paragraph 32；Second segment 33；First flanging 331；Second flanging 332；Through hole
34；
Suction valve chip 4.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, the most ad initio
Represent same or similar element to same or similar label eventually or there is the element of same or like function.Below by ginseng
It is exemplary for examining the embodiment that accompanying drawing describes, and is only used for explaining this utility model, and it is not intended that to of the present utility model
Limit.
In description of the present utility model, it is to be understood that term " length ", " width ", " thickness ", " on ", D score,
The orientation of the instruction such as "front", "rear", "left", "right", " vertically ", " level " or position relationship be based on orientation shown in the drawings or
Position relationship, is for only for ease of and describes this utility model and simplify description rather than instruction or the device of hint indication or unit
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance or implicit
Indicate the quantity of indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or impliedly wrap
Include one or more this feature.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals or two
The interaction relationship of element.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in this utility model.
The exhaust valve component 100 of the reciprocating compressor according to this utility model embodiment is described below with reference to Fig. 1-Fig. 3.
As shown in Figure 1-Figure 3, include according to the exhaust valve component 100 of the reciprocating compressor of this utility model embodiment: valve plate 1, row
Air valve plate 2 and lift stopper 3.
It should be noted that be particularly well-suited to reciprocating compression according to the exhaust valve component 100 of this utility model embodiment
Machine, wherein reciprocating compressor also includes cylinder and discharge chamber (not shown), and exhaust valve component 100 is located on cylinder, aerofluxus
Chamber can be limited by cylinder head, and cylinder head lid is located on exhaust valve component 100, between cylinder head and exhaust valve component 100
Space is discharge chamber.Piston moves back and forth in cylinder, and is compressed cold-producing medium, and the refrigerant gas after compression passes through
Exhaust valve component 100 is drained in discharge chamber.
In example as shown in Figure 1, valve plate 1 is provided with air vent 11, exhaust valve plate 2 be located on valve plate 1 and can open and
Closing air vent 11, lift stopper 3 is located on exhaust valve plate 2, and lift stopper 3 includes canned paragraph 31 and canned paragraph 31 phase
First paragraph 32 even and the second segment 33 being connected with first paragraph 32, canned paragraph 31 is fixing to be located on exhaust valve plate 2, first paragraph 32
Away from exhaust valve plate 2 and setting is tilted upward with second segment 33.Wherein, first paragraph 32 and the distance of valve plate 1 are less than second segment 33
With the distance of valve plate 1, and the slope of first paragraph 32 is less than the slope of second segment 33.The slope of first paragraph 32 the most described here
Less than the slope of second segment 33, refer to the greatest gradient value greatest gradient value less than second segment 33 of first paragraph 32.
In other words, first paragraph 32 is different with the second segment 33 bearing of trend in junction, thus upwards transports when exhaust valve plate 2
Dynamic when opening air vent 11, first touch first paragraph 32, and constantly open along the bearing of trend of first paragraph 32, work as aerofluxus
After valve block 2 completely attaches to first paragraph 32, exhaust valve plate 2 continues up to be opened, and continues along the bearing of trend of second segment 33
Continue and open.When exhaust valve plate 2 moves downward closedown air vent 11, exhaust valve plate 2 first with second segment 33 away from, now air bleeding valve
Sheet 2 and one section also in contact condition, after exhaust valve plate 2 and second segment 33 completely disengage from again with first paragraph 32 away from, until
Exhaust valve plate 2 and first paragraph 32 completely disengage from and close air vent 11.
Owing to lift stopper 3 is configured to the structure that two slope over 10 are different, such that it is able to make exhaust valve component 100 beat
Begin to rehearse QI KOU 11 when, first exhaust valve plate 2 contacts with first paragraph 32, as it is shown on figure 3, the dotted line in Fig. 3 is air bleeding valve
Bearing of trend when sheet 2 contacts with first paragraph 32, when it comes into contact with second segment 33, the openable of exhaust valve plate 2 has
Effect length reduces, thus the rigidity of exhaust valve plate 2 reduces, thus weakens exhaust valve plate 2 and the shock of lift stopper 3；Phase
Ying Di, when exhaust valve plate 2 is closing air vent 11 when, due to when exhaust valve plate 2 departs from second segment 33, exhaust valve plate
2 still contact with first paragraph 32, and now the effective length of exhaust valve plate 2 is less, thus the rigidity of exhaust valve plate 2 reduces, from
And weaken exhaust valve plate 2 and the shock of valve plate 1, and additionally, due to the effective length of exhaust valve plate 2 is less, its elastic recovery
Power is relatively big, and the closedown time delay of exhaust valve plate 2 reduces, and air vent 11 therefore can be rapidly closed.
To sum up, according to the exhaust valve component 100 of this utility model embodiment, exhaust valve plate 2 can be effectively reduced to lift
Stop 3 and the shock of valve plate 1, thus be possible not only to reduce noise, and the service life of exhaust valve plate 2 can be extended, this
Outward, exhaust valve plate 2 its speed when closing air vent 11 is fast, can reduce closedown time delay, is conducive to improving the suction of compressor
Gas performance.
The exhaust valve component 100 according to this utility model embodiment is described in detail below with reference to Fig. 1-Fig. 3.
As it is shown in figure 1, include valve plate 1, exhaust valve plate 2, air-breathing according to the exhaust valve component 100 of this utility model embodiment
Valve block 4 and lift stopper 3.Valve plate 1 is provided with air entry 12 and air vent 11, and exhaust valve plate 2 is located at the upper surface of valve plate 1,
Suction valve chip 4 is located at the lower surface of valve plate 1, and exhaust valve plate 2 can close and open air vent 11, and suction valve chip 4 can be closed
With open air entry 12, lift stopper 3 be located on exhaust valve plate 2 with limit exhaust valve plate 2 lift.Additionally, air bleeding valve group
Part 100 can also include valve plate 1 pad and cylinder head gasket (not shown).
As shown in Figures 2 and 3, lift stopper 3 includes canned paragraph 31, first paragraph 32 and second segment 33, canned paragraph 31,
One section 32 and second segment 33 are sequentially connected.
Canned paragraph 31 is used for being fixed on valve plate 1 and being pressed on exhaust valve plate 2, alternatively, at least the one of canned paragraph 31
Part is tabular, and canned paragraph 31 thus can be made steady the to be arranged on valve plate 1.As in figure 2 it is shown, canned paragraph 31 times
Hierarchic structure can be formed as between surface and first paragraph 32, so can reduce the contact surface of canned paragraph 31 and exhaust valve plate 2
Long-pending, such that it is able to extend the movable length of exhaust valve plate 2 to a certain extent, exhaust valve plate 2 thus can be made more to hold
Easily open and close air vent 11.
As it is shown on figure 3, the greatest gradient of first paragraph 32 is less than the greatest gradient of second segment 33, say, that first paragraph 32
Having turning with the junction of second segment 33, thus have foregoing to understand, exhaust valve plate 2 is segmentation when opening air vent 11
Contacting with lift stopper 3, such that it is able to make exhaust valve plate 2 clash into little to lift stopper 3, noise is low；When exhaust valve plate 2 exists
Segmentation when closing air vent 11 with lift stopper 3 away from, thus be possible not only to make exhaust valve plate 2 little to the shock of valve plate 1,
Noise is low, and the closing velocity of exhaust valve plate 2 can be made to increase, and reduces the closedown time delay of exhaust valve plate 2.
As shown in Figures 2 and 3, second segment 33 is that fold-line-shaped and its knuckle protrude to the direction away from exhaust valve plate 2.Second
Section 33 includes the first flanging 331 and the second flanging 332 being connected with each other, and the first flanging 331 is adjacent to first paragraph 32.So work as aerofluxus
When valve block 2 opens air vent 11, can first contact the first flanging 331 and contact the second flanging 332 again, similar with foregoing description
It is that exhaust valve plate 2 is that segmentation contacts with second segment 33 when opening, such that it is able to further reduce exhaust valve plate 2 and rise
The shock of journey stop 3；When exhaust valve plate 2 closes air vent 11, exhaust valve plate 2 segmentation is not away from lift stopper 3, thus not
Exhaust valve plate 2 only can be made little to the shock of valve plate 1, and noise is low, and the closing velocity of exhaust valve plate 2 can be made to increase, and subtracts
The closedown time delay of gas releasing valve for secondary sheet 2.
Alternatively, the surface towards exhaust valve plate 2 of the first flanging 331 is plane, and the lower surface of the i.e. first flanging 331 is
Plane, this planar tilt extends.The molding that thus can make the first flanging 331 is more prone to, and the manufacture of lift stopper 3 is more
Convenient.
Alternatively, at least some of of the surface towards exhaust valve plate 2 of first paragraph 32 is cambered surface, thus works as exhaust valve plate
2 when contacting with first paragraph 32, can open or close air vent 11 along curved surfaces, thus can make exhaust valve plate 2 and rise
The contact of journey stop 3 has cushioning effect, clashes into and noise such that it is able to reduce further.
In like manner, at least some of of the surface towards exhaust valve plate 2 of second segment 33 is cambered surface, thus when exhaust valve plate 2
When contacting with second segment 33, air vent 11 can be opened or closed along curved surfaces, thus can make exhaust valve plate 2 and lift
The contact of stop 3 has cushioning effect, clashes into and noise such that it is able to reduce further.
In other embodiments of the present utility model, lift stopper 3 is provided with the through hole 34 running through its thickness, through hole
34 are located on first paragraph 32 or second segment 33.In other words, through hole 34 is not arranged on canned paragraph 31.By arranging through hole 34, from
And when exhaust valve plate 2 opens or closes air vent 11, gas pressure can be made full use of to reduce impact noise, and improve
The closing velocity of exhaust valve plate 2.Particular content is as follows:
When exhaust valve plate 2 opens air vent 11, exhaust valve plate 2 gradually moves upward, and cold-producing medium is along lift stopper 3
Both sides flow upwardly into discharge chamber, according to bernoulli principle, by fluid matasomatism, can form negative pressuren zone on the top of lift stopper 3,
This negative pressuren zone can act on the upper surface of exhaust valve plate 2 by this through hole 34, thus the pressure of exhaust valve plate 2 lower surface is more than
The pressure of its upper surface, such that it is able to promote exhaust valve plate 2 quickly to open, when exhaust valve plate 2 is opened into maximum position, aerofluxus
The pressure reduction up and down of valve block 2 is down to minimum, and the refrigerant gas from through hole 34 can serve as positice ground effect, thus reduces further
The exhaust valve plate 2 impact to lift stopper 3；
When exhaust valve plate 2 closes air vent 11, the pressure in discharge chamber simultaneously acts on row with the pressure of cylinder exhaust
On air valve plate 2, it is to be understood that when exhaust valve plate 2 closes air vent 11, the air entry 12 of cylinder is gradually opened, gas
Cylinder is in suction condition, and the speed that the pressure in cylinder reduces is more than the pressure reduction speed in discharge chamber, thus exhaust valve plate 2
The pressure reduction of upper and lower surface is gradually increased, and under differential pressure action, the speed that exhaust valve plate 2 is closed increases further.
Alternatively, through hole 34 is relative with air vent 11 on the thickness direction being perpendicular to valve plate 1, thus at exhaust valve plate 2
When big opening and closedown air vent 11, the effect of air pressure can become apparent from and directly act on exhaust valve plate 2.
Embodiment according to of the present utility model second aspect is described below, according to reciprocating pressure of the present utility model
Contracting machine, including the air inlet-exhaust valve assembly 100 of the reciprocating compressor according to this utility model first aspect embodiment.
Owing to the air inlet-exhaust valve assembly 100 according to this utility model embodiment has above-mentioned advantage, therefore according to this practicality
The reciprocating compressor of new embodiment also has an attendant advantages, i.e. according to the reciprocating compressor of this utility model embodiment
Noise is low, and the service life of exhaust valve plate 2 is long, and the suction and discharge of cylinder are effective, and the performance of reciprocating compressor is higher than existing
There is the compressor in technology.
Reciprocating compressor according to this utility model embodiment other constitute the such as structure such as cylinder, piston for ability
Being all known for the those of ordinary skill of territory, I will not elaborate.
In the description of this specification, reference term " embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " concrete example " or " some examples " etc. means to combine this embodiment or the specific features of example description, knot
Structure, material or feature are contained at least one embodiment of the present utility model or example.In this manual, to above-mentioned art
The schematic representation of language is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or
Person's feature can combine in any one or more embodiments or example in an appropriate manner.
Embodiment the most of the present utility model, it will be understood by those skilled in the art that:
In the case of without departing from principle of the present utility model and objective, these embodiments can be carried out multiple change, revise, replace
And modification, scope of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. the exhaust valve component of a reciprocating compressor, it is characterised in that including:
Valve plate, described valve plate is provided with air vent；
Exhaust valve plate, described exhaust valve plate is located on described valve plate and can open and close described air vent；
Lift stopper, described lift stopper is located on described exhaust valve plate, and described lift stopper includes canned paragraph and institute
Stating the first paragraph that canned paragraph is connected and the second segment being connected with described first paragraph, described canned paragraph is fixing is located at described air bleeding valve
On sheet, the distance of described first paragraph and described valve plate is less than the distance of described second segment with described valve plate, and described first paragraph
Slope is less than the slope of described second segment.
The exhaust valve component of reciprocating compressor the most according to claim 1, it is characterised in that described first paragraph towards
At least some of of the surface of described exhaust valve plate is cambered surface.
The exhaust valve component of reciprocating compressor the most according to claim 1, it is characterised in that described second segment towards
At least some of of the surface of described exhaust valve plate is cambered surface.
The exhaust valve component of reciprocating compressor the most according to claim 1, it is characterised in that described second segment is broken line
Shape and its knuckle protrude to the direction away from described exhaust valve plate.
The exhaust valve component of reciprocating compressor the most according to claim 4, it is characterised in that described second segment includes that
This first flanging being connected and the second flanging, described first flanging is adjacent to described first paragraph.
The exhaust valve component of reciprocating compressor the most according to claim 5, it is characterised in that the court of described first flanging
It is plane to the surface of described exhaust valve plate.
The exhaust valve component of reciprocating compressor the most according to claim 1, it is characterised in that described canned paragraph is at least
A part is tabular.
The exhaust valve component of reciprocating compressor the most according to claim 1, it is characterised in that on described lift stopper
Being provided with the through hole running through its thickness, described through hole is located on described first paragraph or described second segment.
The exhaust valve component of reciprocating compressor the most according to claim 8, it is characterised in that described through hole is being perpendicular to
On the thickness direction of described valve plate relative with described air vent.
10. a reciprocating compressor, it is characterised in that include according to the reciprocating pressure according to any one of claim 1-9
The exhaust valve component of contracting machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620644925.4U CN205841155U (en) | 2016-06-22 | 2016-06-22 | Reciprocating compressor and exhaust valve component thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620644925.4U CN205841155U (en) | 2016-06-22 | 2016-06-22 | Reciprocating compressor and exhaust valve component thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205841155U true CN205841155U (en) | 2016-12-28 |
Family
ID=57621336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620644925.4U Expired - Fee Related CN205841155U (en) | 2016-06-22 | 2016-06-22 | Reciprocating compressor and exhaust valve component thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205841155U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593829A (en) * | 2017-01-19 | 2017-04-26 | 安徽美芝制冷设备有限公司 | Exhaust valve plate for compressor, exhaust valve module and compressor |
| CN108343607A (en) * | 2018-02-02 | 2018-07-31 | 广东美芝制冷设备有限公司 | Compression mechanism and compressor with it |
| CN109404260A (en) * | 2018-12-11 | 2019-03-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Valve board assembly and compressor with it |
-
2016
- 2016-06-22 CN CN201620644925.4U patent/CN205841155U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593829A (en) * | 2017-01-19 | 2017-04-26 | 安徽美芝制冷设备有限公司 | Exhaust valve plate for compressor, exhaust valve module and compressor |
| CN108343607A (en) * | 2018-02-02 | 2018-07-31 | 广东美芝制冷设备有限公司 | Compression mechanism and compressor with it |
| CN108343607B (en) * | 2018-02-02 | 2024-01-05 | 广东美芝制冷设备有限公司 | Compression mechanism and compressor with same |
| CN109404260A (en) * | 2018-12-11 | 2019-03-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Valve board assembly and compressor with it |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |