CN105874201A - Compressor, method for manufacturing compressor, and refrigeration cycle device - Google Patents
Compressor, method for manufacturing compressor, and refrigeration cycle device Download PDFInfo
- Publication number
- CN105874201A CN105874201A CN201480070273.1A CN201480070273A CN105874201A CN 105874201 A CN105874201 A CN 105874201A CN 201480070273 A CN201480070273 A CN 201480070273A CN 105874201 A CN105874201 A CN 105874201A
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- Prior art keywords
- valve
- compressor
- tap
- leaf valve
- leaf
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/008—Hermetic pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
- F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
- F04C29/126—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type
- F04C29/128—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type of the elastic type, e.g. reed valves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Provided are a compressor having a discharge valve device that can suppress positional misalignment of a valve head of a lead valve from a discharge hole and that can form the valve head with a small diameter when the lead valve is secured to a discharge-hole-forming member, a method for manufacturing this compressor, and a refrigeration cycle device including this compressor. A discharge valve device (23a) has: a lead valve (26a) secured at one end to a discharge-hole-forming member (18a) in which a discharge hole is formed, the lead valve (26a) having a valve head (34) for opening and closing the discharge hole formed in the other end; a concave carved-out part (27a) formed in the discharge-hole-forming member, the concave carved-out part (27a) accommodating the lead valve; and an annular valve seat (36a) formed in the periphery of a discharge hole in the carved-out part, the carved-out part having an arcuate side wall (37) positioned around the periphery of the valve seat, the arcuate side wall (37) being concentric with the center of the valve seat, and the entire side wall (38) of the carved-out part including this arcuate side wall having a gap with the lead valve.
Description
Technical field
Embodiments of the present invention relate to compressor, the manufacture method of compressor and refrigerating circulatory device.
Background technology
In the past, it is known that following compressor, this compressor possesses: compression mechanical part, enters the working fluids such as gas refrigerant
Row compression；And discharging valve device, by tap opening and closing, described tap is discharged for the working fluid after compression；As this
Compressor, such as, be recorded in following patent documentation 1.
In the discharging valve device of the compressor being recorded in following patent documentation 1, formed in the bearing be formed with tap
There is concave depressed part, and contain the leaf valve of tap opening and closing in this depressed part.Leaf valve is at one end formed solid
Determine support, be formed the valve head of tap opening and closing at the other end, by riveting tightly, fixed support portion be fixed on bearing.
In the case of leaf valve is riveted tightly, need so that valve head and tap become optimal position relationship
Mode leaf valve is positioned.In order to carry out the location of this leaf valve, formed in the fixed support portion side of leaf valve and guide
Portion, makes this guide portion be connected to the sidewall of depressed part, thus when riveting tightly, leaf valve will not rotate.
Prior art literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2004-116413 publication
Summary of the invention
The problem that invention is to be solved
But, the sidewall of guide portion with depressed part in order to make leaf valve abuts and positions leaf valve, it is necessary to
The size of guide portion, position high accuracy matchingly forms the sidewall of depressed part, bothersome during forming depressed part, and
Manufacturing cost rises.
It addition, in order to make leaf valve opening and closing swimmingly, in the case of leaf valve carries out opening and closing to tap, need to make into
For carrying out the on-off action start position in the starting point portion of on-off action than guide portion more by valve head side, thus carry out leaf valve
The moving part of on-off action will not abut with the sidewall of depressed part.It is additionally, since and forms guide portion at leaf valve, cause reed
The i.e. leaf valve total length of the distance from fixed support portion to valve head in valve becomes big.
If leaf valve total length becomes big, then at leaf valve when riveting tightly, small between guide portion and the sidewall of depressed part
Gap becomes the reason that the valve head produced when leaf valve rotates is big with the skew quantitative change of tap.Even if in order to be somebody's turn to do when valve closing
Skew quantitative change is big, valve head also can need to increase the diameter of valve head reliably by tap valve closing.
And, in the case of the diameter increasing valve head, the weight that can produce valve head increases, the opening and closing of leaf valve is moved
The response performance made reduces such problem, and leaf valve and the valve being formed at around tap when the valve closing of leaf valve
The impulsive force of seat collision increases, causes valve to rupture such problem, becomes the reason that the performance and reliability of compressor reduces.
If it addition, cause leaf valve total length to increase because forming guide portion, then the fee of material of leaf valve increases.
If it addition, cause leaf valve total length to increase because forming guide portion, then the size of the depressed part housing leaf valve becomes
Greatly, owing to forming the depressed part of bigger size at bearing, the rigidity of bearing is caused to reduce.
The purpose of embodiments of the present invention is to provide a kind of system with the compressor of discharging valve device, this compressor
Making method and the refrigerating circulatory device comprising this compressor, being formed leaf valve being fixed on the tap being formed with tap
In the case of parts, it is possible to the valve head of suppression leaf valve offsets relative to tap position, and can be by the diameter of valve head
Formed smaller.
For solving the means of problem
The compressor of embodiment has the compression mechanical part being compressed working fluid and by tap opening and closing
Discharging valve device, described tap is for the described working fluid discharge after compression, and this compressor is characterised by, discharging valve device
Having: leaf valve, the tap formation parts being formed with tap, the other end of this leaf valve are fixed in one end of this leaf valve
It is formed the valve head of tap opening and closing；Concave depressed part, is formed at described tap and forms parts, and house described spring
Plate valve；And ring-type valve seat, it is formed at around the tap in described depressed part；Described depressed part has arc-shaped side
Wall, this arc-shaped sidewall is positioned at around described valve seat, and the centres of the center of circular arc and described valve seat, and, comprise
Between overall sidewall and the described leaf valve of the described depressed part of this arc-shaped sidewall, there is gap.
It addition, the refrigerating circulatory device of embodiment is characterised by, possesses described compressor, be connected to described compressor
Condenser, be connected to the expansion gear of described condenser and be connected between described expansion gear and described compressor
Vaporizer.
It addition, in the manufacture method of the compressor of embodiment, compressor has the compression being compressed working fluid
Mechanism part and by the discharging valve device of tap opening and closing, described tap is discharged for the working fluid after compression, described discharge
Valve gear has: leaf valve, and the tap formation parts being formed with described tap, this reed are fixed in one end of this leaf valve
The other end of valve is formed the valve head of described tap opening and closing；And ring-type valve seat, it is formed at described tap and is formed
Parts, by surrounding's encirclement of described tap；The manufacture method of described compressor includes: forms parts at described tap and is formed
The centres of the operation of arc-shaped sidewall, the center of the circular arc of this arc-shaped sidewall and described valve seat；Use is connected to described
Arc-shaped sidewall and located install fixture operation that described leaf valve is positioned；And described installation fixture will be utilized
And the operation that the described leaf valve after positioning is fixed.
It addition, the refrigerating circulatory device of embodiment is characterised by, possesses the manufacturer's legal system by described compressor
The compressor made, the condenser being connected to described compressor, it is connected to the expansion gear of described condenser and is connected to described
Vaporizer between expansion gear and described compressor.
Invention effect:
According to the embodiment of the present invention, it is possible to obtain a kind of system with the compressor of discharging valve device, this compressor
Making method and the refrigerating circulatory device comprising this compressor, being formed leaf valve being fixed on the tap being formed with tap
In the case of parts, it is possible to the valve head of suppression leaf valve offsets relative to tap position, and can be by the diameter of valve head
Formed smaller.
Accompanying drawing explanation
Fig. 1 is the pie graph of the refrigerating circulatory device comprising compressor represented by section.
Fig. 2 is the top view of the installation constitution representing that leaf valve is installed to base bearing.
Fig. 3 is the top view of the housed state representing that leaf valve is contained in depressed part.
Fig. 4 is the profile of the housed state representing that leaf valve and valve pressing piece are contained in depressed part.
Fig. 5 is to represent to use the vertical view installing the state that leaf valve and valve pressing piece are positioned and fix by fixture
Figure.
Detailed description of the invention
Hereinafter, an embodiment is described with reference to the accompanying drawings.Fig. 1 illustrates being monolithically fabricated of refrigerating circulatory device 1, this kind of refrigeration cycle
Device 1 has compressor main body 2 and catcher 3.It addition, have: compressor 4, to the workflow constituted in compressor main body 2
The gas refrigerant of body is compressed；Condenser 5, is connected to compressor main body 2, by the high pressure discharged from compressor main body 2
Gas refrigerant condenses and forms liquid refrigerant；Expansion gear 6, is connected to condenser 5 and reduces pressure liquid refrigerant；
And vaporizer 7, it is connected between expansion gear 6 and catcher 3, makes liquid refrigerant evaporate.Catcher 3 and compressor main body
2 utilize suction tube 8 that gas refrigerant flowed through to connect.
Compressor main body 2 has the closed shell 9 being formed as cylindric, contains and be positioned at upper side in closed shell 9
Motor part 10 and be positioned at the compression mechanical part 11 of lower side.These motor part 10 and compression mechanical part 11 via having on
The centrage in lower direction and the rotary shaft 12 that rotates around this centrage and link.
Motor part 10 is the part driving compression mechanical part 11, has and is fixed on the rotor 13 of rotary shaft 12, Yi Jigu
Due to closed shell 9 inner surface and the stator 14 that is configured at the position surrounded by rotor 13.Rotor 13 is provided with permanent magnet (not
Diagram), the coil (not shown) of energising it is wound with at stator 14.
Compression mechanical part 11 is the part compressed by gas refrigerant, has and is positioned at the first upper and lower pressure across dividing plate 15
Contracting element 16a and the second compressing member 16b.
The the first compressing member 16a being positioned at upside has the first cylinder body 17a, and the lower end side of this first cylinder body 17a is by dividing plate
15 block, and the upper surface of the first cylinder body 17a is formed parts i.e. by the supporting of rotary shaft 12 axle being portalled for the first row that can rotate
Base bearing 18a blocks.
In the first cylinder body 17a, by being blocked the upper and lower surface of the first cylinder body 17a by base bearing 18a and dividing plate 15
It is formed with the first cylinder body room 19a.It is through with rotary shaft 12, in rotation in the first cylinder body room 19a and the second cylinder body room described later
Rotating shaft 12 be positioned at the first cylinder body room 19a be formed in part with the first eccentric part 20a, have this first eccentric part 20a is chimeric
First roller 21a.
First roller 21a is configured to, and when rotary shaft 12 rotates, makes its outer peripheral face and the inner circumferential of the first cylinder body 17a
Brought into linear contact eccentric rotary on one side.First compressing member 16a includes these first cylinder bodies 17a, the first eccentric part 20a, the first roller
21a, the blade described later etc. of two spaces (suction chamber described later and discharge chambe) will be separated in the first cylinder body room 19a.
The the second compressing member 16b being positioned at downside is and above-mentioned first composition identical for compressing member 16a to have the second cylinder
Body 17b, the upper surface of this second cylinder body 17b is blocked by dividing plate 15, and the lower surface of the second cylinder body 17b is supported by by rotary shaft 12 axle
Second row for rotating portals and forms parts i.e. supplementary bearing 18b closure.
In the second cylinder body 17b, by being blocked the upper and lower surface of the second cylinder body 17b by dividing plate 15 and supplementary bearing 18b
It is formed with the second cylinder body room 19b.In the second cylinder body room 19b, it is through with rotary shaft 12, is positioned at the second cylinder body in rotary shaft 12
It is formed in part with the second eccentric part 20b in the 19b of room, has the second roller 21b the second eccentric part 20b is chimeric.
Second roller 21b is configured to, and when rotary shaft 12 rotates, makes its outer peripheral face and the inner circumferential of the second cylinder body 17b
Brought into linear contact eccentric rotary on one side.Second compressing member 16b includes these second cylinder bodies 17b, the second eccentric part 20b, the second roller
21b, the blade described later etc. of two spaces (suction chamber described later and discharge chambe) will be separated in the second cylinder body room 19b.
Gas after the base bearing 18a forming parts as tap is formed for by the first compressing member 16a compression
The first row that cold-producing medium is discharged portals 22a, it addition, be formed for by second at the supplementary bearing 18b forming parts as tap
The second row that gas refrigerant after compressing member 16b compression is discharged portals 22b.
And, the first discharging valve device 23a of 22a opening and closing of being portalled by first row it is provided with at base bearing 18a, it addition, in pair
Bearing 18b is provided with the second discharging valve device 23b of 22b opening and closing of being portalled by second row.
And, at base bearing 18a, the first deafener 24a being installed, this first deafener 24a is configured at the first dump valve
Device 23a cover position, and for from first row portal 22a expellant gas cold-producing medium flow into.It addition, pacify at supplementary bearing 18b
The position covered by the second discharging valve device 23b it is configured at equipped with the second deafener 24b, this second deafener 24b, and for from the
Two tap 22b expellant gas cold-producing mediums flow into.
First deafener 24a is interior interior with the second deafener 24b by through supplementary bearing 18b, the second cylinder body 17b, dividing plate respectively
15, the first cylinder body 17a and base bearing 18a and formed connecting path (not shown) connection.It is formed at the first deafener 24a
Make the intercommunicating pore 25 that the gas refrigerant in inflow first, second deafener 24a, 24b flows out in closed shell 9.
Then, referring to figs. 1 through Fig. 5, discharging valve device is illustrated.First discharging valve device 23a has: the first reed
Valve 26a, one end of this first leaf valve 26a is fixed on base bearing 18a, and the other end of this first leaf valve 26a is formed
The valve head 34 of one tap 22a opening and closing；Concave first depressed part 27a, is formed at base bearing 18a, and houses the first reed
Valve 26a；The first ring-type valve seat 36a, the first row being formed in the first depressed part 27a portals around 22a；And first valve
Pressing piece 28a, one end of this first valve pressing piece 28a is fixed on base bearing 18a, the other end of this first valve pressing piece 28a with
Away from first row portal 22a towards bending, the maximum opening of the first leaf valve 26a is limited.
Second discharging valve device 23b is and above-mentioned first composition identical for discharging valve device 23a, has: the second leaf valve
26b, one end of this second leaf valve 26b is fixed on supplementary bearing 18b, and the other end of this second leaf valve 26b is formed second
The valve head of tap 22b opening and closing；Concave second depressed part 27b, is formed at supplementary bearing 18b, and houses the second leaf valve
26b；The second ring-type valve seat, the second row being formed in the second depressed part 27b portals around 22b；And second valve pressing
Part 28b, is fixed on supplementary bearing 18b, limits the maximum opening of the second leaf valve 26b.
As in figure 2 it is shown, be provided with blade 31 at the first cylinder body 17a, the leading section of this blade 31 is connected to outside the first roller 21a
Side face, will be separated into the rotation along with the first roller 21a in the first cylinder body room 19a and two spaces of volume and pressure change i.e.
Suction chamber 29 and discharge chambe 30.
The other end (with reference to Fig. 1) of the suction passage 32 having one end to be connected is connected with suction tube 8 at suction chamber 29.Additionally,
Although the diagram of omission, but it also is provided with identical blade at the second cylinder body 17b, utilize this blade will to separate in the second cylinder body room 19b
Become two the i.e. suction chambers in space and discharge chambe making volume change along with the rotation of the second roller 21b with pressure.
As shown in FIG. 2 and 3, the first leaf valve 26a being housed in the first depressed part 27a is at one end formed with circle
The fixed support portion 33 of shape, and the valve head 34 of toroidal it is formed with at the other end.Fixed support portion 33 is by the first reed
Valve 26a is riveted tightly and is fixed on the part of base bearing 18a, and the central part in fixed support portion 33 is formed for what rivet described later was inserted
Inserting hole 35.Valve head 34 is the part of 22a opening and closing of being portalled by first row, and the diameter of valve head 34 is formed as to discharge first
The size that the first ring-type valve seat 36a that the surrounding of hole 22a is formed covers.
First depressed part 27a has the center being positioned at the surrounding of the first valve seat 36a and circular arc and this first valve seat 36a's
The arc-shaped sidewall 37 of centres, and, the overall sidewall 38 of the first depressed part 27a comprising this arc-shaped sidewall 37 is
And have between the first leaf valve 26a and to be formed with gap.And, the end portion of arc-shaped sidewall 37 forms to be used for
The valve seat of the upper surface of one valve seat 36a is deeper.
As shown in Figure 4, inserting hole the 40, first reed formed at the first valve pressing piece 28a by making rivet 39 be inserted through
The inserting hole 35 of valve 26a and the inserting hole 41 formed at base bearing 18a, thus will be housed in the first depressed part 27a the
One leaf valve 26a and the first valve pressing piece 28a is riveted tightly in base bearing 18a.
On the first leaf valve 26a after riveting tightly, become when first row being portalled 22a opening and closing and carry out rising of on-off action
The on-off action start position 42 in some portion is determined.It is formed in the bottom surface of the first depressed part 27a for inserting that rivet 39 is inserted
The par 43 of the toroidal centered by the center of through hole 41, abuts there is the first leaf valve 26a fixing in this par 43
The lower surface of bearing portion 33.The radius " R " of par 43 is formed as ratio from inserting the center in hole 35 to on-off action start position 42
Till size " L " bigger.On-off action start position 42 is the first valve pressing piece 28a court with the 22a that portals away from first row
To the point starting bending.
Fig. 5 is to represent that use is installed fixture 44 and positioned the first leaf valve 26a and the first valve pressing piece 28a and solid
The top view of fixed state.Install fixture 44 be formed as outer circumferential side have arc-shaped outer circumferential side datum level 45 and including
All sides have the c-type of the inner circumferential side datum level 46 of arc-shaped.
The diameter shape of the circular arc of the diameter of the circular arc of outer circumferential side datum level 45 and the arc-shaped sidewall 37 of the first depressed part 27a
Become roughly the same size, the diameter of the circular arc of inner circumferential side datum level 46 and the circular arc of the valve head 34 of the first leaf valve 26a
Diameter be shaped generally as identical size.
First leaf valve 26a and the first valve pressing piece 28a is formed as size: portalling in 22a from first row
In the case of the first leaf valve 26a after riveting tightly and the first valve pressing piece 28a is observed in heart line direction, the first valve pressing piece 36a's
Contour line is positioned at the inner side of the contour line of the valve head 34 of the first leaf valve 26a.
It addition, at the first valve pressing piece 28a, a part for the contour line of the first valve pressing piece 28a forms a pair protuberance
47, observing the first leaf valve 26a after riveting tightly and the first valve pressing piece 28a from the portal centerline direction of 22a of first row
In the case of, this pair protuberance 47 is the part beyond valve head 34, and is and the inner side in the c-opening portion installing fixture 44
The part that face is opposite, and it is positioned at the outside of the contour line of the first leaf valve 26a.It is formed at a pair of the first valve pressing piece 28a
The interval of the medial surface in the interval of protuberance 47 and the c-opening portion of installation fixture 44 is shaped generally as identical size.
Additionally, in Fig. 2 to Fig. 5, only the first leaf valve 26a, the first depressed part 27a to the first discharging valve device 23a
And first valve pressing piece 28a be illustrated, but the second leaf valve 26b of the second discharging valve device 23b, the second depressed part
27b and the second valve pressing piece 28b is formed as and the first leaf valve 26a, the first depressed part 27a, the first valve pressing piece 28a phase
Same composition.
In such composition, in this compressor 4, make rotary shaft 12 around centrage by being energized to motor part 10
Rotate, by the rotation of rotary shaft 12, compression mechanical part 11 is driven, and will in first, second compressing member 16a, 16b
Gas refrigerant compresses.
If the pressure of the gas refrigerant after Ya Suo reaches to set pressure, then first, second leaf valve 26a, 26b is opened
Valve, the gas refrigerant after compression discharges from first, second tap 22a, 22b, and expellant gas cold-producing medium flows into first, the
In two deafener 24a, 24b.Flow into the gas refrigerant in first, second deafener 24a, 24b from intercommunicating pore 25 to closed housing
Flow out in body 9.
Here, the arc-shaped sidewall 37 being formed at the first depressed part 27a is used to carry out the first discharge with installing fixture 44
The location of the first leaf valve 26a in valve gear 23a.Specifically, the outer circumferential side datum level 45 making installation fixture 44 is connected to
The arc-shaped sidewall 37 of the first depressed part 27a and position installing fixture 44.Then, the valve head of the first leaf valve 26a is made
Portion 34 is connected to install the inner circumferential side datum level 46 of fixture 44 and position the first leaf valve 26a.
Owing to arc-shaped sidewall 37 is formed as and the centres of the first valve seat 36a, therefore, it is possible to use identical cutter
It is continuously formed the first valve seat 36a and arc-shaped sidewall 37, further, it is possible to the higher position relative to the first valve seat 36a
Precision forms arc-shaped sidewall 37.
It is additionally, since and makes the outer circumferential side datum level 45 of installation fixture 44 be connected to arc-shaped sidewall 37, make the first leaf valve
The valve head 34 of 26a is connected to install the inner circumferential side datum level 46 of fixture 44, therefore, it is possible to improve the first valve seat 36a and the first spring
The positional precision of the valve head 34 of plate valve 26a such that it is able to suppress the position skew of the first valve seat 36a and valve head 34.Therefore,
By suppressing the first valve seat 36a to offset with the position of valve head 34, it is possible to reduce the diameter of valve head 34.By reducing valve head
The diameter of 34, it is possible to make valve head 34 lightweight.
Lightweight by valve head 34, it is possible to increase the first leaf valve 26a first row is portalled 22a opening and closing time response
Performance, and, it is possible to reduce along with first row portal 22a opening and closing, the first leaf valve 26a collides to the first valve seat 36a
Time impulsive force, prevent first leaf valve 26a produce valve rupture such that it is able to make the performance and reliability of compressor 4 improve.
Further, since the valve seat that the end portion of arc-shaped sidewall 37 is formed than the first valve seat 36a is deep, therefore make
In the case of the outer circumferential side datum level 45 of installation fixture 44 is connected to arc-shaped sidewall 37, it is possible to make the inner circumferential side of installation fixture 44
Datum level 46 is positioned at the position on the lower of the valve seat than the first valve seat 36a, it is possible to make valve head 34 reliably be connected to inner circumferential
Side datum level 46, and improve the positional precision of the first valve seat 36a and valve head 34 further.
After using installation fixture 44 that first leaf valve 26a is positioned, this installation fixture 44 is used to carry out first
The location of valve pressing piece 28a.The c-opening portion of fixture 44 is installed by making the protuberance 47 of the first valve pressing piece 28a be connected to
Medial surface carry out the location of the first valve pressing piece 28a, thereby, it is possible to carry out determining of the first valve pressing piece 28a accurately
Position.
After using installation fixture 44 that first leaf valve 26a and the first valve pressing piece 28a is positioned, to the first valve
The inserting hole 35 of inserting hole the 40, first leaf valve 26a and the inserting hole 41 of base bearing 18a of pressing piece 28a insert rivet 39
And fasten, the first valve pressing piece 28a and the first leaf valve 26a is fixed on base bearing 18a.
From first row portal the centerline direction of 22a observe fixing after the first leaf valve 26a and the first valve pressing piece
In the case of 28a, the contour line of the first valve pressing piece 28a is positioned at the inner side of the contour line of the valve head 34 of the first leaf valve 26a.
Therefore, in the case of taking out installation fixture 44 to the upper side of the first valve seat 36a, the first valve pressing piece 28a is without interference with peace
Clamps 44, it is possible to easily carry out installing the dismounting of fixture 44.
It addition, from first row portal the centerline direction of 22a observe fixing after the first leaf valve 26a and the first valve by
In the case of casting die 28a, the contour line of the protuberance 47 of the first valve pressing piece 28a is the part beyond valve head 34, and is positioned at
The outside of the contour line of the first leaf valve 26a.Therefore, by making this protuberance 47 be connected to install the c-opening portion of fixture 44
Medial surface, it is possible to carry out the location of the first valve pressing piece 28a accurately.
The radius " R " of the par 43 being formed at base bearing 18a formed than in the first leaf valve 26a from inserting hole 35
Center size " L " to on-off action start position 42 bigger.Therefore, the first leaf valve 26a is in on-off action starting point
Position 42 is securely fixed from two sides with the first valve pressing piece 28a by par 43, thus without scratching because of the first leaf valve 26a
Song etc. causes on-off action start position 42 to offset, and can obtain the stable on-off action of the first leaf valve 26a, it is possible to make compression
The performance and reliability of machine 4 improves.
This concludes the description of embodiments of the present invention, this embodiment proposes as an example, is not intended to limit invention
Scope.This embodiment can be implemented by other various modes, can enter in the range of the purport without departing from invention
The various omissions of row, replace, change.This embodiment and deformation thereof are contained in the scope of invention, purport, are also contained in right
In the range of invention described in claim and equivalent thereof.
Description of reference numerals
1 ... refrigerating circulatory device, 4 ... compressor, 5 ... condenser, 6 ... expansion gear, 7 ... vaporizer, 11 ... compressor
Structure portion, 18a ... base bearing (tap formation parts), 18b ... supplementary bearing (tap formation parts), 22a, 22b ... tap,
23a, 23b ... discharging valve device, 26a, 26b ... leaf valve, 27a, 27b ... depressed part, 28a, 28b ... valve pressing piece, 34 ... valve
Head, 36a ... valve seat, 37 ... arc-shaped sidewall, 38 ... sidewall, 44 ... fixture is installed.
Claims (6)
1. a compressor, has the compression mechanical part being compressed working fluid and is filled by the dump valve of tap opening and closing
Putting, described tap is discharged for the described working fluid after compression, and this compressor is characterised by,
Described discharging valve device has: leaf valve, and the tap shape being formed with described tap is fixed in one end of this leaf valve
Becoming parts, the other end of this leaf valve is formed the valve head of described tap opening and closing；Concave depressed part, is formed at described
Tap forms parts, and houses described leaf valve；And ring-type valve seat, the described tap being formed in described depressed part
Around；
Described depressed part has arc-shaped sidewall, and this arc-shaped sidewall is positioned at around described valve seat, and the center of circular arc and institute
State the centres of valve seat, and, comprise this arc-shaped sidewall described depressed part overall sidewall and described leaf valve it
Between there is gap.
Compressor the most according to claim 1, it is characterised in that
Described discharging valve device has valve pressing piece, and described valve pressing piece is arranged oppositely with described leaf valve, and described valve is pressed
One end of casting die be fixed on together with described leaf valve described tap formed parts, the other end of described valve pressing piece with away from
Described tap towards bending, be fixed on described tap forming parts observing from the centerline direction of described tap
In the case of described valve pressing piece and described leaf valve, the contour line of described valve pressing piece is positioned at the contour line of described valve head
Inner side.
Compressor the most according to claim 2, it is characterised in that
A part for the contour line of described valve pressing piece is the part beyond described valve head, and is positioned at the profile of described leaf valve
The outside of line.
4. a refrigerating circulatory device, it is characterised in that
Possess the compressor according to any one of claims 1 to 3, be connected to described compressor condenser, be connected to described
The expansion gear of condenser and be connected to the vaporizer between described expansion gear and described compressor.
5. a manufacture method for compressor, this compressor has the compression mechanical part being compressed working fluid and will arrange
Portal the discharging valve device of opening and closing, and described tap is discharged for the described working fluid after compression,
Described discharging valve device has: leaf valve, and the tap shape being formed with described tap is fixed in one end of this leaf valve
Becoming parts, the other end of this leaf valve is formed the valve head of described tap opening and closing；And ring-type valve seat, it is formed at institute
State tap and form parts, by surrounding's encirclement of described tap；The manufacture method of described compressor is characterised by, including:
Form parts at described tap and form the operation of arc-shaped sidewall, the center of the circular arc of this arc-shaped sidewall and described valve
The centres of seat；
Use the operation that described leaf valve is positioned by the installation fixture being connected to described arc-shaped sidewall and located；And
The operation that described leaf valve after described installation fixture will be utilized to position is fixing.
6. a refrigerating circulatory device, it is characterised in that
Possess the compressor by the manufacture method manufacture described in claim 5, be connected to the condenser of described compressor, connection
In the expansion gear of described condenser and be connected to the vaporizer between described expansion gear and described compressor.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014034011A JP6204851B2 (en) | 2014-02-25 | 2014-02-25 | Compressor manufacturing method |
| JP2014-034011 | 2014-02-25 | ||
| PCT/JP2014/005797 WO2015128916A1 (en) | 2014-02-25 | 2014-11-19 | Compressor, method for manufacturing compressor, and refrigeration cycle device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105874201A true CN105874201A (en) | 2016-08-17 |
| CN105874201B CN105874201B (en) | 2018-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480070273.1A Active CN105874201B (en) | 2014-02-25 | 2014-11-19 | The manufacture method of compressor |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6204851B2 (en) |
| CN (1) | CN105874201B (en) |
| WO (1) | WO2015128916A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115298440A (en) * | 2020-03-26 | 2022-11-04 | 三菱电机株式会社 | Method for manufacturing discharge valve mechanism of compressor and compressor provided with discharge valve mechanism |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6854617B2 (en) * | 2016-10-14 | 2021-04-07 | 東芝キヤリア株式会社 | Compressor and refrigeration cycle equipment |
| WO2018189827A1 (en) * | 2017-04-12 | 2018-10-18 | 三菱電機株式会社 | Enclosed compressor and refrigeration cycle device |
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| JPS5997292U (en) * | 1982-12-22 | 1984-07-02 | 株式会社日立製作所 | Discharge valve structure of rotary compressor |
| CN85101566A (en) * | 1985-04-01 | 1987-01-17 | 三菱株式会社 | Coolant discharge valve device in the air compressor |
| JPH02227595A (en) * | 1989-02-28 | 1990-09-10 | Toshiba Corp | Sealed type compressor |
| JPH02227569A (en) * | 1989-02-28 | 1990-09-10 | Toshiba Corp | Discharge valve structure of compressor |
| US4955797A (en) * | 1989-02-15 | 1990-09-11 | Tecumseh Products Company | Valve indexing for a compressor |
| JP2000110763A (en) * | 1998-10-08 | 2000-04-18 | Toshiba Corp | Rotary compressor |
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| JPS6352980U (en) * | 1986-09-25 | 1988-04-09 | ||
| BR8901183A (en) * | 1989-03-09 | 1990-10-16 | Brasil Compressores Sa | DISCHARGE VALVE FOR ROTATING TRACK COMPRESSOR |
| JP2002242862A (en) * | 2001-02-20 | 2002-08-28 | Fujitsu General Ltd | Scroll compressor |
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2014
- 2014-02-25 JP JP2014034011A patent/JP6204851B2/en active Active
- 2014-11-19 CN CN201480070273.1A patent/CN105874201B/en active Active
- 2014-11-19 WO PCT/JP2014/005797 patent/WO2015128916A1/en active Application Filing
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| JPS5997292U (en) * | 1982-12-22 | 1984-07-02 | 株式会社日立製作所 | Discharge valve structure of rotary compressor |
| CN85101566A (en) * | 1985-04-01 | 1987-01-17 | 三菱株式会社 | Coolant discharge valve device in the air compressor |
| US4955797A (en) * | 1989-02-15 | 1990-09-11 | Tecumseh Products Company | Valve indexing for a compressor |
| JPH02227595A (en) * | 1989-02-28 | 1990-09-10 | Toshiba Corp | Sealed type compressor |
| JPH02227569A (en) * | 1989-02-28 | 1990-09-10 | Toshiba Corp | Discharge valve structure of compressor |
| JP2000110763A (en) * | 1998-10-08 | 2000-04-18 | Toshiba Corp | Rotary compressor |
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| CN115298440A (en) * | 2020-03-26 | 2022-11-04 | 三菱电机株式会社 | Method for manufacturing discharge valve mechanism of compressor and compressor provided with discharge valve mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015158185A (en) | 2015-09-03 |
| CN105874201B (en) | 2018-03-30 |
| WO2015128916A1 (en) | 2015-09-03 |
| JP6204851B2 (en) | 2017-09-27 |
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