CN107781140A - A kind of more tongue single cylinder Snifter valve block of refrigerator compressor - Google Patents
A kind of more tongue single cylinder Snifter valve block of refrigerator compressor Download PDFInfo
- Publication number
- CN107781140A CN107781140A CN201711235098.9A CN201711235098A CN107781140A CN 107781140 A CN107781140 A CN 107781140A CN 201711235098 A CN201711235098 A CN 201711235098A CN 107781140 A CN107781140 A CN 107781140A
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- China
- Prior art keywords
- tongue
- valve block
- cantilever
- fixed part
- single cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1073—Adaptations or arrangements of distribution members the members being reed valves
- F04B39/1086—Adaptations or arrangements of distribution members the members being reed valves flat annular reed valves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention discloses a kind of more tongue single cylinder Snifter valve block of refrigerator compressor, it is related to the component device technical field of freezer compressor, including valve block body and the first tongue body, the first tongue body is specifically by the first fixed part, the integrative-structure that first cantilever and the first tongue are formed, the first tongue body is replaced with into multiple second tongue bodies, multiple second tongue bodies are by the second fixed part, the integrative-structure that second cantilever and the second tongue are formed, and the area summation of multiple second tongues is not less than the area of first tongue, the length of multiple most narrow place cross sections of second cantilever is respectively less than the length of the most narrow place cross section of first cantilever；By the way of the present invention replaces single tongue using multiple small tongues, tongue unlatching difficulty is significantly reduced, unlatching power consumption is reduced, improves refrigerating efficiency, the drawbacks of avoiding single tongue, effectively extend the service life of compressor.
Description
Technical field
The present invention relates to the parts of freezer compressor, more particularly to a kind of more tongue single cylinder freezer compressor inlet valves
Piece.
Background technology
Freezer compressor is inhaled, exhaust valve plate is one of most critical part in freezer compressor, because it is in freezer compressor
The active force of the alternate load of thousands of times per minute or even up to ten thousand times is born during operation, suction valve chip tongue is opening and closing
During by refrigerant gas stream impact tongue could be opened, due to refrigerant gas stream pressure be usually have certain limit
System, so the height opened in tongue and being had certain relation by the power of refrigerant gas stream, and tongue is one cantilever-shaped
State, cantilever partial cross section product is bigger when it is opened, and tongue opens also bigger, the such compressor that arrives power required during certain altitude
Required power consumption is also just correspondingly big during operation, is also just reduced so as to the refrigerating efficiency of refrigeration system, is compressed for single cylinder
Suction valve chip suction hole does not reach regulation requirement to machine in this way, and the flow of refrigerant does not reach requirement, and tongue and cantilever area again
Bigger, service life of equipment can also reduce accordingly.
Therefore, how to solve the defects of prior art, be urgent problem.
The content of the invention
The invention aims to overcome the deficiencies in the prior art, there is provided a kind of more tongue single cylinder freezer compressors are inhaled
Air valve plate, to solve, the tongue area of current refrigerator compressor list tongue is excessive to be caused to open difficult, the required larger refrigeration of power consumption
The low technical problem low with compressor service life of efficiency.
The technical solution adopted by the present invention is as follows：
The invention discloses a kind of more tongue single cylinder Snifter valve block of refrigerator compressor, including valve block body and the first tongue sheet
Body, the first row stomata for exhaust, the valve block body and the first tongue body tool are offered on the valve block body
Body is structure as a whole, and the one that the first tongue body is specifically made up of the first fixed part, the first cantilever and the first tongue is tied
Structure, the first tongue body are offered on the valve block body, and on the valve block body for setting described the
First embedding slot of one tongue body, first embedding slot connect with the first row stomata, and the one of first fixed part
End is fixedly connected with the valve block body, and first tongue is connected with first fixed part by first cantilever, will
The first tongue body replaces with multiple second tongue bodies, multiple second tongue bodies be by the second fixed part,
The integrative-structure that second cantilever and the second tongue are formed, and the area summation of multiple second tongues is not less than first tongue
The area of head, the length of multiple most narrow place cross sections of second cantilever are respectively less than the length of the most narrow place cross section of first cantilever
Spend, second embedding slot corresponding with each second tongue body is offered on the valve block body.
Further, the valve block body is structure as a whole with multiple second tongue bodies, the second fixed part tool
Body is gradually narrows and the flat structure that is centrosymmetric, and the larger one end of its cross-section lengths is consolidated with the valve block body
Fixed connection, its other end are fixedly connected with second cantilever, and second cantilever is specially the thick middle thin flat in both ends
Structure, its both sides sideline are symmetrical inner concave shape streamline, and the other end of second cantilever is connected with second tongue, described
The shape of second embedding slot is identical with the shape of the second tongue body, and the inward flange of second embedding slot and described the
There is certain gap between two tongue bodies.
Further, the second tongue body is at least three.
Further, offered on the valve block body with the second tongue body quantity identical second row stomata, i.e.,
Each corresponding second row stomata of the second tongue body, and the area summation of multiple second row stomatas is not small
In the area of the first row stomata.
Further, each second row stomata connects with corresponding second embedding slot.
Further, the position that opens up of each second row stomata is replaced with into second fixation by the valve block body
Portion, i.e., each offer a second row stomata on second fixed part.
Further, the second tongue body is three, and three described second are offered on the corresponding valve block body
Embedding slot, and the second tongue body is embedded in corresponding second embedding slot, three the second tongue sheets
Body is set on valve block body central rotational symmetry, and three embedding slots are interconnected.
Further, the outer edge of the valve block body offers mounting hole.
The invention discloses a kind of more tongue single cylinder Snifter valve block of refrigerator compressor, by by traditional the first single tongue
Spring body replaces with multiple second tongue bodies, is ensureing feelings of multiple second tongue area summations not less than the first tongue area
Under condition, the area of single tongue and cantilever can be significantly reduced so that the second tongue can be opened effectively, reduce unlatching
Power consumption, refrigerating efficiency is improved, while realizing the tongue of suction valve chip and be that air entry has preferable sealing, and do not increased
Add the purpose of the opening force of tongue, while single steam vent is substituted by using multiple steam vents, when steam vent is arranged on second
When on the second fixed part on tongue body, the gap that can be effectively reduced between the second tongue body and the second embedding slot, pole
The earth reduces refrigerant and deposits flow in gap, further increases refrigerating efficiency, corresponding in the area of tongue and cantilever
While reduction, because its stress is smaller so that the second tongue body has enough rigidity and is not easy to deform so that air-breathing
There is preferable sealing around valve block and suction hole, drastically increase the service life of compressor.
Brief description of the drawings
Fig. 1 is the structural representation of prior art middle valve plate body；
Fig. 2 is the structural representation of the middle valve plate body of embodiment one；
Fig. 3 is the structural representation of the middle valve plate body of embodiment two；
Fig. 4 is the structural representation of the middle valve plate body of embodiment three.
Embodiment
Embodiments of the invention are elaborated below, the present embodiment be with the technical scheme is that under the premise of enter
Row is implemented, and gives detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following implementation
Example.
First embodiment：
Single reed valve plate in traditional horizontal bar freezer compressor is replaced with three the second tongues in the present embodiment
The valve block of body 7, the i.e. composition of the single reed valve plate of tradition include the tongue body 2 of valve block body 1 and first, and the He of valve block body 1
First tongue body 2 is specifically structure as a whole, and the first tongue body 2 is specifically by the first fixed part 4, the first cantilever 5 and the first tongue
First 6 integrative-structures formed, the first tongue body 2 are offered on valve block body 1, and on valve block body 1 for setting
First embedding slot of the first tongue body 2, offers the first row stomata 3 for exhaust on valve block body 1, the first embedding slot with
First row stomata 3 is connected, and one end of the first fixed part 4 is fixedly connected with valve block body 1, and the first tongue 6 and the first fixed part 4 are logical
Cross the first cantilever 5 to connect, this valve block is most valve blocks that horizontal bar freezer compressor uses now, has simple in construction, system
The advantages such as standby cost is low, but this mode causes the first tongue 6 and the area of the first cantilever 5 is excessive, such tongue area
Tongue can be caused in exhaust with compressor air suction hole path poor sealing when larger, while the sectional area of the first cantilever 5 is larger,
The opening force of first tongue 6 also becomes greatly, and required power consumption accordingly increases, thus refrigerating efficiency is low, is unfavorable for the energy-conservation of compressor
Consumption reduction.
It is then that the first tongue body 2 is replaced with into three the second tongue bodies 7, three the second tongue bodies in the present embodiment
7 integrative-structures formed by the second fixed part 8, the second cantilever 9 and the second tongue 10, and the area of three the second tongues 10 is total
With the area not less than the first tongue 6, and then it can effectively ensure that the inspiratory capacity of compressor is unaffected, three second outstanding
The length of the most narrow place cross section of arm 9 is respectively less than the length of the most narrow place cross section of the first cantilever 5, offered on valve block body 1 with often
The second corresponding embedding slot of individual second tongue body 7, the second tongue body 7 are embedded in the second corresponding embedding slot,
Three the second tongue bodies 7 are symmetrical arranged on the central rotation of valve block body 1, and three embedding slots are interconnected；
Valve block body 1 is structure as a whole with multiple second tongue bodies 7, and the second fixed part 8 is specially gradually to narrow and be in
Centrosymmetric flat structure, and the larger one end of its cross-section lengths is fixedly connected with valve block body 1, its other end and
Two cantilevers 9 are fixedly connected, and the second cantilever 9 is specially the thick middle thin flat structure in both ends, and its both sides sideline is in symmetrical
Matrix streamline, the other end of the second cantilever 9 are connected with the second tongue 10, the shape of the second embedding slot and the second tongue body 7
Shape is identical, and has certain gap between the inward flange of the second embedding slot and the second tongue body 7；
Offered on valve block body 1 and the quantity identical second row stomata 11 of the second tongue body 7, i.e., each second tongue
The corresponding second row stomata 11 of body 7, and the area summation of multiple second row stomatas 11 is not less than the face of first row stomata 3
Product, so can effectively ensure that capacity is unaffected in the compressor unit interval, each second row stomata 11 with it is corresponding
The second embedding slot connection；
The outer edge of valve block body 1 offers mounting hole 12, and equipment can be effectively installed by mounting hole 12.
Single tongue of the prior art is substituted for using three the second tongue bodies 7 in the present embodiment, is avoided single
The defects of tongue, the service life of equipment is improved, the length of the narrowest cross section of the second cantilever 9 effectively reduces so that the second tongue
10 open facility, reduce power consumption, are advantageous to energy-saving, improve refrigerating efficiency.
Second embodiment
The position of second row stomata 11 in first embodiment is transferred to the second fixed part by valve block body 1 in the present embodiment
On 8, other settings are identical with first embodiment.
The present embodiment by by the position transfer of second row stomata 11, can be effectively reduced the second tongue body 7 with it is corresponding
Space between second embedding slot so that refrigerant is deposited flow in space and is effectively reduced, and then is effectively improved equipment
Refrigerating efficiency.
3rd embodiment
The quantity of the second tongue body 7 in first embodiment is changed to four in the present embodiment, other settings are constant.
By further increasing the quantity of the second tongue body 7 in the present embodiment, so as to further reduce the second tongue
First 10 and second cantilever 9 area so that refrigerating efficiency is further lifted.
Claims (8)
1. a kind of more tongue single cylinder Snifter valve block of refrigerator compressor, including valve block body (1) and the first tongue body (2), described
The first row stomata (3) for exhaust, the valve block body (1) and the first tongue body are offered on valve block body (1)
(2) specifically it is structure as a whole, the first tongue body (2) is specifically by the first fixed part (4), the first cantilever (5) and the first tongue
The integrative-structure that head (6) is formed, the first tongue body (2) is on the valve block body (1), and the valve block body
(1) the first embedding slot for setting the first tongue body (2), first embedding slot and the first row are offered on
Stomata (3) is connected, and one end of first fixed part (4) is fixedly connected with the valve block body (1), first tongue (6)
Connected with first fixed part (4) by first cantilever (5), it is characterised in that replace the first tongue body (2)
Multiple second tongue bodies (7) are changed to, multiple second tongue bodies (7) are by the second fixed part (8), the second cantilever
(9) and the integrative-structure that forms of the second tongue (10), and the area summation of multiple second tongues (10) is not less than described the
The area of one tongue (6), the length of multiple most narrow place cross sections of second cantilever (9) are respectively less than first cantilever (5) most
The length of narrow place cross section, second corresponding with each second tongue body (7) is offered on the valve block body (1)
Embedding slot.
A kind of 2. more tongue single cylinder Snifter valve block of refrigerator compressor according to claim 1, it is characterised in that the valve block
Body (1) is structure as a whole with multiple second tongue bodies (7), second fixed part (8) be specially gradually narrow and
The flat structure being centrosymmetric, and the larger one end of its cross-section lengths is fixedly connected with the valve block body (1), its is another
One end is fixedly connected with second cantilever (9), and second cantilever (9) is specially the thick middle thin flat structure in both ends,
Its both sides sideline is symmetrical inner concave shape streamline, and the other end of second cantilever (9) is connected with second tongue (10), institute
It is identical with the shape of the second tongue body (7) to state the shape of the second embedding slot, and the inward flange of second embedding slot with
There is certain gap between the second tongue body (7).
3. a kind of more tongue single cylinder Snifter valve block of refrigerator compressor according to claim 1, it is characterised in that described second
Tongue body (7) is at least three.
A kind of 4. more tongue single cylinder Snifter valve block of refrigerator compressor according to claim 1, it is characterised in that the valve block
Offered on body (1) and the second tongue body (7) quantity identical second row stomata (11), i.e., each second tongue
The corresponding second row stomata (11) of spring body (7), and the area summation of multiple second row stomatas (11) is not less than
The area of the first row stomata (3).
5. a kind of more tongue single cylinder Snifter valve block of refrigerator compressor according to claim 4, it is characterised in that each described
Second row stomata (11) connects with corresponding second embedding slot.
6. a kind of more tongue single cylinder Snifter valve block of refrigerator compressor according to claim 4, it is characterised in that by each institute
The position that opens up for stating second row stomata (11) replaces with second fixed part (8) by the valve block body (1), i.e., each described
A second row stomata (11) is offered on second fixed part (8).
7. according to a kind of any described more tongue single cylinder Snifter valve block of refrigerator compressor of claim 1-6, it is characterised in that institute
The second tongue body (7) is stated as three, three second embedding slots, and institute are offered on the corresponding valve block body (1)
The second tongue body (7) is stated in corresponding second embedding slot, three the second tongue bodies (7) on
Valve block body (1) central rotation is symmetrical arranged, and three embedding slots are interconnected.
A kind of 8. more tongue single cylinder Snifter valve block of refrigerator compressor according to claim 1, it is characterised in that the valve block
The outer edge of body (1) offers mounting hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711235098.9A CN107781140A (en) | 2017-11-30 | 2017-11-30 | A kind of more tongue single cylinder Snifter valve block of refrigerator compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711235098.9A CN107781140A (en) | 2017-11-30 | 2017-11-30 | A kind of more tongue single cylinder Snifter valve block of refrigerator compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107781140A true CN107781140A (en) | 2018-03-09 |
Family
ID=61431444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711235098.9A Pending CN107781140A (en) | 2017-11-30 | 2017-11-30 | A kind of more tongue single cylinder Snifter valve block of refrigerator compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107781140A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541803A (en) * | 2019-09-27 | 2019-12-06 | 合肥安信通用阀片制造有限公司 | A Structure-optimized Compressor Suction and Exhaust Valve Plate |
| CN110761975A (en) * | 2019-10-28 | 2020-02-07 | 东贝机电（江苏）有限公司 | Double-reed suction and exhaust valve assembly and compressor |
| CN112160896A (en) * | 2020-09-22 | 2021-01-01 | 合肥安信通用阀片制造有限公司 | Annular suction valve plate of refrigeration compressor |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5709535A (en) * | 1995-04-18 | 1998-01-20 | Zexel Corporation | Multi-cylinder reciprocating compressor having improved discharge valve stopper assembly |
| WO2008047515A1 (en) * | 2006-09-27 | 2008-04-24 | Panasonic Corporation | Compressor |
| CN201778976U (en) * | 2010-09-14 | 2011-03-30 | 合肥微研机电技术有限公司 | Fridge compressor valve sheet |
| CN202768342U (en) * | 2012-05-29 | 2013-03-06 | 浙江力扬压缩机有限公司 | Suction valve plate of refrigerating compressor |
| CN104061139A (en) * | 2014-04-28 | 2014-09-24 | 加西贝拉压缩机有限公司 | Air suction valve block for refrigerating compressor |
| WO2014200171A1 (en) * | 2013-06-13 | 2014-12-18 | 학교법인 두원학원 | Reed-type discharge valve plate |
| CN204226147U (en) * | 2014-11-13 | 2015-03-25 | 合肥安信通用阀片制造有限公司 | A kind of two tongue suction valve chip |
| CN206092338U (en) * | 2016-10-12 | 2017-04-12 | 黄石东贝电器股份有限公司 | Valve assembly and compressor are inhaled to double tongue spring |
| CN206144755U (en) * | 2016-10-13 | 2017-05-03 | 杭州钱江压缩机集团有限公司 | Air -suction valve block for compressor |
| CN106762558A (en) * | 2017-03-16 | 2017-05-31 | 合肥安信通用阀片制造有限公司 | A kind of double tongue Snifter valve block of refrigerator compressor tongues of ultra high efficiency |
| CN106837746A (en) * | 2017-02-07 | 2017-06-13 | 广州万宝集团压缩机有限公司 | A kind of plate member |
| CN106894973A (en) * | 2017-03-16 | 2017-06-27 | 合肥安信通用阀片制造有限公司 | A kind of double tongue Snifter valve block of refrigerator compressor of ultra high efficiency |
| CN206592268U (en) * | 2017-03-16 | 2017-10-27 | 合肥安信通用阀片制造有限公司 | A kind of double tongue Snifter valve block of refrigerator compressor tongues of ultra high efficiency |
| CN206625952U (en) * | 2017-03-16 | 2017-11-10 | 合肥安信通用阀片制造有限公司 | A kind of double tongue Snifter valve block of refrigerator compressor of ultra high efficiency |
| CN207583595U (en) * | 2017-11-30 | 2018-07-06 | 合肥安信瑞德精密制造有限公司 | A kind of more tongue single cylinder Snifter valve block of refrigerator compressor |
-
2017
- 2017-11-30 CN CN201711235098.9A patent/CN107781140A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5709535A (en) * | 1995-04-18 | 1998-01-20 | Zexel Corporation | Multi-cylinder reciprocating compressor having improved discharge valve stopper assembly |
| WO2008047515A1 (en) * | 2006-09-27 | 2008-04-24 | Panasonic Corporation | Compressor |
| CN201778976U (en) * | 2010-09-14 | 2011-03-30 | 合肥微研机电技术有限公司 | Fridge compressor valve sheet |
| CN202768342U (en) * | 2012-05-29 | 2013-03-06 | 浙江力扬压缩机有限公司 | Suction valve plate of refrigerating compressor |
| WO2014200171A1 (en) * | 2013-06-13 | 2014-12-18 | 학교법인 두원학원 | Reed-type discharge valve plate |
| CN104061139A (en) * | 2014-04-28 | 2014-09-24 | 加西贝拉压缩机有限公司 | Air suction valve block for refrigerating compressor |
| CN204226147U (en) * | 2014-11-13 | 2015-03-25 | 合肥安信通用阀片制造有限公司 | A kind of two tongue suction valve chip |
| CN206092338U (en) * | 2016-10-12 | 2017-04-12 | 黄石东贝电器股份有限公司 | Valve assembly and compressor are inhaled to double tongue spring |
| CN206144755U (en) * | 2016-10-13 | 2017-05-03 | 杭州钱江压缩机集团有限公司 | Air -suction valve block for compressor |
| CN106837746A (en) * | 2017-02-07 | 2017-06-13 | 广州万宝集团压缩机有限公司 | A kind of plate member |
| CN106762558A (en) * | 2017-03-16 | 2017-05-31 | 合肥安信通用阀片制造有限公司 | A kind of double tongue Snifter valve block of refrigerator compressor tongues of ultra high efficiency |
| CN106894973A (en) * | 2017-03-16 | 2017-06-27 | 合肥安信通用阀片制造有限公司 | A kind of double tongue Snifter valve block of refrigerator compressor of ultra high efficiency |
| CN206592268U (en) * | 2017-03-16 | 2017-10-27 | 合肥安信通用阀片制造有限公司 | A kind of double tongue Snifter valve block of refrigerator compressor tongues of ultra high efficiency |
| CN206625952U (en) * | 2017-03-16 | 2017-11-10 | 合肥安信通用阀片制造有限公司 | A kind of double tongue Snifter valve block of refrigerator compressor of ultra high efficiency |
| CN207583595U (en) * | 2017-11-30 | 2018-07-06 | 合肥安信瑞德精密制造有限公司 | A kind of more tongue single cylinder Snifter valve block of refrigerator compressor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541803A (en) * | 2019-09-27 | 2019-12-06 | 合肥安信通用阀片制造有限公司 | A Structure-optimized Compressor Suction and Exhaust Valve Plate |
| CN110761975A (en) * | 2019-10-28 | 2020-02-07 | 东贝机电（江苏）有限公司 | Double-reed suction and exhaust valve assembly and compressor |
| CN112160896A (en) * | 2020-09-22 | 2021-01-01 | 合肥安信通用阀片制造有限公司 | Annular suction valve plate of refrigeration compressor |
| CN112160896B (en) * | 2020-09-22 | 2023-04-28 | 合肥安信通用阀片制造有限公司 | Annular suction valve plate of refrigeration compressor |
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Application publication date: 20180309 |
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