CN105201828B - Roller and rotary compressor with same - Google Patents
Roller and rotary compressor with same Download PDFInfo
- Publication number
- CN105201828B CN105201828B CN201510665466.8A CN201510665466A CN105201828B CN 105201828 B CN105201828 B CN 105201828B CN 201510665466 A CN201510665466 A CN 201510665466A CN 105201828 B CN105201828 B CN 105201828B
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- China
- Prior art keywords
- roller
- connectivity slot
- connectivity
- cannelure
- slide block
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- 239000011148 porous material Substances 0.000 claims description 17
- 238000004891 communication Methods 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 20
- 230000009471 action Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention provides a roller and a rotary compressor with the same. A roller, comprising: the annular groove is arranged on the end surface of the roller along the circumferential direction of the end surface of the roller; at least two communicating grooves which are arranged at intervals and are intersected with the annular groove to divide the annular groove into a plurality of arc-shaped grooves communicated through the communicating grooves; and the control valve is arranged in the communication groove to control the disconnection or the communication among the arc-shaped grooves. Because the arc grooves are respectively positioned in different pressure areas, the arc grooves can realize the balance of high pressure and low pressure in the compressor after being quickly communicated, so that the equipment can be started without waiting for too long time.
Description
Technical field
The present invention relates to electro-mechanical arts, in particular to a kind of roller and the rotary compressor with it.
Background technology
The existing refrigeration system with rotary compressor, due to its own design feature, after compressor shutdown, typically will
Ask compressor at least to need to shut down more than 3min, after reaching compressor high-low pressure balance, compressor could be started, be protection compression
Machine, generally requires and increase in systems detection means, it is ensured that the compressor shutdown time is no less than 3min.
That is compressor mesohigh and low-pressure balance cannot be quickly realized at present, make equipment need to wait the long time
Could start.
The content of the invention
Present invention is primarily targeted at providing a kind of roller and the rotary pressure with it that can improve operating efficiency
Contracting machine.
To achieve these goals, according to an aspect of the invention, there is provided a kind of roller, including：Cannelure, along rolling
The end face of son is circumferentially provided on the end face of roller；At least two connectivity slots, interval setting simultaneously intersects to incite somebody to action with cannelure
Cannelure is divided into multiple deep-slotted chip breakers being connected by connectivity slot；Control valve, is arranged in connectivity slot to control multiple arcs groove
Between disconnection or connection.
Further, valve is controlled for centrifugal control valve.
Further, the bearing of trend of connectivity slot has angle with the radial direction of cannelure.
Further, centrifugal control valve includes：Slide block, in being slidably disposed in connectivity slot；Elastomeric element, is arranged at
Between slide block and the outer edge of connectivity slot, slide block has the interior acies for being connected to connectivity slot so that connectivity slot is connected with deep-slotted chip breaker
First position, and away from connectivity slot interior acies so that the second place that disconnects of connectivity slot and deep-slotted chip breaker.
Further, the company for connecting connectivity slot and the outside of roller is respectively provided with the interior acies and outer edge of connectivity slot
Through hole.
Further, connectivity slot is three.
Further, at least two connectivity slots are uniformly arranged along the circumference of the end face of roller.
According to a further aspect in the invention, there is provided a kind of rotary compressor, including cylinder and it is arranged in cylinder
Roller, roller is aforesaid roller.
Further, there is the intercommunicating pore being connected with connectivity slot, cylinder has gas at the outer edge of each connectivity slot
Low-pressure area and gas plenum, gas low pressure area is connected respectively with gas plenum with the intercommunicating pore of at least two connectivity slots.
Further, slide plate is additionally provided with cylinder, slide plate is connected with roller, by cylinder be divided into gas low pressure area and
Gas plenum.
Using technical scheme, cannelure is isolated into by least two connectivity slots and is connected by multiple connectivity slots
Multiple arcs groove, control valve is provided with connectivity slot, the control valve can control the connection of multiple arcs groove and disconnect, can be with
So that the multiple arcs groove high-speed communication of the roller in compressor.Because multiple arcs groove is located at respectively different pressure
Compressor mesohigh and low-pressure balance can be realized after area, therefore multiple arcs groove high-speed communication, equipment is made without waiting for oversize
Time just can start.
Description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, and the present invention's shows
Meaning property embodiment and its illustrated for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the structural representation of the embodiment of roller of the invention；
Fig. 2 shows the A-A profiles of Fig. 1；
Fig. 3 shows the B-B profiles of Fig. 1；
Fig. 4 shows the second place structural representation of slide block of the invention；
Fig. 5 shows the first position structural representation of slide block of the invention；
Fig. 6 shows the assembling structure schematic diagram of roller of the invention and cylinder.
Wherein, above-mentioned accompanying drawing is marked including the following drawings：
10th, cannelure；11st, deep-slotted chip breaker；20th, connectivity slot；30th, centrifugal control valve；31st, slide block；32nd, elastomeric element；40、
Intercommunicating pore；50th, cylinder；51st, gas low pressure area；52nd, gas plenum；60th, roller；70th, slide plate.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
The invention provides a kind of roller.The roller includes cannelure 10, at least two connectivity slots 20 and control valve.
Specifically, as shown in Figure 1 to Figure 3, the end face that be circumferentially provided on roller 60 of the cannelure 10 along the end face of roller 60
On.At least two connectivity slots 20, the interval setting of at least two connectivity slot 20, and these connections are provided with the end face of roller 60
Groove 20 intersects with cannelure 10.Cannelure 10 can be divided into multiple arcs groove 11 by least two connectivity slots 20, deep-slotted chip breaker 11 to
It it is less two, multiple arcs groove 11 is connected by connectivity slot 20.Control valve is provided with connectivity slot 20, control valve can be controlled
Disconnection or connection between multiple arcs groove 11.
Cannelure 10 is isolated into the multiple arcs groove 11 being connected by connectivity slot 20 by least two connectivity slots 20, connection
Control valve is provided with groove 20.The control valve can control the connection of multiple arcs groove 11 and disconnect, and can cause to be located at compression
The high-speed communication of multiple arcs groove 11 of the roller 60 in machine.Because multiple arcs groove 11 is located at respectively different pressure areas, therefore
Can realize compressor mesohigh and low-pressure balance after the high-speed communication of multiple arcs groove 11, make equipment without waiting for the long time just
Can start.
As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, valve is controlled for centrifugal control valve 30.The work of centrifugal control valve 30 is former
Reason is, it is possible to use the rotate counterclockwise of roller 60 or the centrifugal force controlled centrifugal control valve 30 when turning clockwise
Action.
For the centrifugal force produced when preferably being rotated using roller 60, as shown in figure 1, alternatively, connectivity slot 20 prolongs
Stretch direction and there is angle with the radial direction of cannelure 10.For example, connectivity slot 20 intersects in cannelure 10 with cannelure 10
The line in the center of circle is Radius, and the bearing of trend of connectivity slot 20 has angle with the radius.Connectivity slot 20 is opened with cannelure 10
Located at the end face of roller 60, it is preferable that the bearing of trend of connectivity slot 20 is misaligned with the radial direction of cannelure 10.Certainly, even
Groove 20 can also be arranged along the radial direction of cannelure 10, and simply centrifugal effect is not as the bearing of trend and annular of connectivity slot 20
The radial direction of groove 10 has setting for angle.
As shown in Fig. 2, Fig. 4 and Fig. 5, centrifugal control valve 30 includes slide block 31 and elastomeric element 32.Centrifugal control valve
Slide block 31 in 30 is centrifugal slide block, and the slide block 31 is slidably disposed in connectivity slot 20, in slide block 31 and connectivity slot
Elastomeric element 32 is provided between 20 outer edge.Elastomeric element 32 can be spring, and spring has elasticity and scalability, bullet
Spring can slide with movable slider 31 in connectivity slot 20.Slide block 31 has under the action of the spring the inner edge for being connected to connectivity slot 20
End so that the first position that is connected with deep-slotted chip breaker 11 of connectivity slot 20, and away from connectivity slot 20 interior acies so that connectivity slot 20
The second place disconnected with deep-slotted chip breaker 11.
As shown in figure 4, when roller 60 rotates at a high speed, slide block 31 is under the influence of centrifugal force, close annular in connectivity slot 20
The slide block 31 in the center of circle of groove 10 compresses the spring away from the center of circle of cannelure 10, and slide block 31 is located at the second place, and slide block 31 seals up ring
So that cannelure 10 is divided into the deep-slotted chip breaker 11 that two sections or three sections or more multistage are not communicated with, now high-low pressure is not connected shape groove.
As shown in figure 5, when the rotating speed of roller 60 is more and more lower, when the centrifugal force of slide block 31 is less than spring force, spring reset, top
Slide block 31 is opened, slide block 31 is located at first position, and several sections of deep-slotted chip breakers 11 sealed by slide block 31 communicate with each other, now high pressure, low pressure
The intercommunicating pore 40 of the outer edge that section passes through connectivity slot 20 is connected with the phase arc of deep-slotted chip breaker 11, cylinder interior height Fast-Balance, if
It is standby to be restarted quickly, without waiting the long period.
Alternatively, it is respectively provided with the interior acies and outer edge of connectivity slot 20 for connecting connectivity slot 20 with the outside of roller
Intercommunicating pore 40.Specifically, the intercommunicating pore 40 at the interior acies and outer edge of connectivity slot 20 has different effects, connectivity slot 20
The intercommunicating pore 40 of interior acies is used for pressure release, the intercommunicating pore 40 of the outer edge of connectivity slot 20 be used for the gas plenum with compressor or
Gas low pressure area is connected and introduces gases at high pressure or low-pressure gas.
At least two connectivity slots 20 are uniformly arranged along the circumference of the end face of roller, alternatively, connectivity slot 20 be three or
More than three.
Connectivity slot 20 can be two, but in order to prevent when roller 60 stops operating two connectivity slots 20 just with
Gas plenum or gas low pressure area, and high-pressure and low-pressure is unable in the inner equilibrium of cannelure 10, as illustrated in fig. 1, it is preferred that connection
Groove 20 is three.In the present embodiment, three connectivity slots 20 circumferentially spaced are uniformly arranged along the end face of roller, it is ensured that when
There is at least one connectivity slot 20 compressor higher-pressure region when roller 60 stops operating, and low-pressure area also has at least one connectivity slot 20.
The end face of the roller 60 in one embodiment of the present of invention offers cannelure 10 and connects with three skewed slots i.e. three
Groove 20, three connectivity slots 20 intersect with cannelure 10.The bearing of trend of connectivity slot 20 can be with the radial direction weight of cannelure 10
Conjunction misaligned can also have angle, it is preferable that the angle is 0 to 60 °.Wherein, as shown in figure 1, when roller turns clockwise,
Connectivity slot 20 is in tilted layout counterclockwise.The (not shown) when roller rotate counterclockwise, connectivity slot 20 is obliquely installed clockwise.
Slide block 31 and elastomeric element 32 i.e. spring are provided with connectivity slot 20.In connectivity slot 20, slide block 31 is in connectivity slot 20
Acies, spring is arranged between the inwall of the outer edge of slide block 31 and connectivity slot 20.Spring can be with slide block 31 and connectivity slot 20
The inwall of external end edge be fixedly connected, it is also possible to contact connection rather than be fixedly connected.
As shown in fig. 6, a kind of present invention also offers rotary compressor.Rotary compressor includes cylinder 50 and arranges
Roller 60 in cylinder 50, roller 60 is the roller in previous embodiment.
Slide plate 70 is additionally provided with cylinder 50, slide plate 70 is connected with roller 60, and cylinder 50 is divided into into gas low pressure area
51 and gas plenum 52.There is the intercommunicating pore 40 being connected with connectivity slot 20, slide plate 70 at the outer edge of each connectivity slot 20
Between the intercommunicating pore of two neighboring connectivity slot 20, gas low pressure area 51 connects respectively with gas plenum 52 with least two
The intercommunicating pore 40 of groove 20 is connected.That is, gas low pressure area 51 is connected with an intercommunicating pore 40, gas plenum 52 with
Another intercommunicating pore 40 is connected.
When compressor runs well, roller 60 rotates at a high speed, and skewed slot is work of the slide block 31 in centrifugal force in connectivity slot 20
With under, the slide block 31 near the center of circle of cannelure 10 compresses the spring away from cannelure 10, and slide block 31 seals up cannelure so that ring
Shape groove 10 is divided into the deep-slotted chip breaker 11 that three sections or more multistage are not communicated with, and now high-low pressure is not connected, compressor healthy compressor.
In compressor shutdown, the rotating speed of roller 60 is more and more lower, and when the centrifugal force of slide block 31 is less than spring force, spring is multiple
Position, backs down slide block 31, and several sections of deep-slotted chip breakers 11 sealed by slide block 31 communicate with each other, and now high pressure, low pressure stage pass through connectivity slot 20
The intercommunicating pore 40 of outer edge connect with the phase arc of deep-slotted chip breaker 11, cylinder interior height Fast-Balance can reach compressor shutdown
After can be restarted quickly, without wait the long period.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：
Cannelure 10 is isolated into the multiple arcs groove 11 being connected by connectivity slot 20 by least two connectivity slots 20, connection
Control valve is provided with groove 20.The control valve can control the connection of multiple arcs groove 11 and disconnect, and can cause to be located at compression
The high-speed communication of multiple arcs groove 11 of the roller 60 in machine.Because multiple arcs groove 11 is located at respectively different pressure areas, therefore
Can realize compressor mesohigh and low-pressure balance after the high-speed communication of multiple arcs groove 11, make equipment without waiting for the long time just
Can start.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of roller, it is characterised in that include：
Cannelure (10), the end face along the roller is circumferentially provided on the end face of the roller；
At least two connectivity slots (20), interval setting simultaneously intersects to be divided into the cannelure (10) with the cannelure (10)
Multiple deep-slotted chip breakers (11) being connected by the connectivity slot (20)；
Control valve, is arranged in the connectivity slot (20) to control disconnection or connection between the plurality of deep-slotted chip breaker (11).
2. roller according to claim 1, it is characterised in that described to control valve for centrifugal control valve (30).
3. roller according to claim 1 and 2, it is characterised in that the bearing of trend and the ring of the connectivity slot (20)
The radial direction of shape groove (10) has angle.
4. roller according to claim 2, it is characterised in that centrifugal control valve (30) includes：
Slide block (31), in being slidably disposed in the connectivity slot (20)；
Elastomeric element (32), is arranged between the slide block (31) and the outer edge of the connectivity slot (20), the slide block (31)
With the interior acies for being connected to the connectivity slot (20) so that the connectivity slot (20) be connected with the deep-slotted chip breaker (11)
One position, and away from the connectivity slot (20) interior acies so that what the connectivity slot (20) and the deep-slotted chip breaker (11) disconnected
The second place.
5. roller according to claim 1, it is characterised in that have at the interior acies and outer edge of the connectivity slot (20)
There is the intercommunicating pore (40) for connecting the connectivity slot (20) and the outside of the roller.
6. roller according to claim 1, it is characterised in that the connectivity slot (20) is three.
7. roller according to claim 1, it is characterised in that at least two connectivity slot (20) is along the end of the roller
The circumference in face is uniformly arranged.
8. a kind of rotary compressor, including cylinder (50) and the roller (60) being arranged in the cylinder (50), its feature exists
In roller of the roller (60) any one of claim 1 to 7.
9. rotary compressor according to claim 8, it is characterised in that at the outer edge of each connectivity slot (20)
With the intercommunicating pore (40) being connected with the connectivity slot (20), the cylinder (50) is high with gas low pressure area (51) and gas
Nip (52), the gas low pressure area (51) and the gas plenum (52) respectively with least two connectivity slot (20)
Intercommunicating pore (40) is connected.
10. rotary compressor according to claim 9, it is characterised in that be additionally provided with slide plate in the cylinder (50)
(70), the slide plate (70) is connected with the roller (60), and the cylinder (50) is divided into into the gas low pressure area (51)
With the gas plenum (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510665466.8A CN105201828B (en) | 2015-10-14 | 2015-10-14 | Roller and rotary compressor with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510665466.8A CN105201828B (en) | 2015-10-14 | 2015-10-14 | Roller and rotary compressor with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105201828A CN105201828A (en) | 2015-12-30 |
| CN105201828B true CN105201828B (en) | 2017-05-10 |
Family
ID=54949708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510665466.8A Expired - Fee Related CN105201828B (en) | 2015-10-14 | 2015-10-14 | Roller and rotary compressor with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105201828B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0579482A (en) * | 1991-09-19 | 1993-03-30 | Sanyo Electric Co Ltd | Closed type compressor |
| SE9703628L (en) * | 1997-10-06 | 1999-02-22 | Goesta Svensson | Disc Piston Compressor |
| JP2000087888A (en) * | 1998-09-10 | 2000-03-28 | Toshiba Corp | Rolling piston type rotary compressor |
| CN2929262Y (en) * | 2006-07-11 | 2007-08-01 | 松下·万宝(广州)压缩机有限公司 | Rotary compressor |
| WO2011032042A2 (en) * | 2009-09-10 | 2011-03-17 | Sequal Technologies Inc. | Rotary compressor and method |
| CN102400916A (en) * | 2010-09-07 | 2012-04-04 | 广东美芝制冷设备有限公司 | Rotary type compressor |
| CN205064271U (en) * | 2015-10-14 | 2016-03-02 | 珠海凌达压缩机有限公司 | Roller and rotary compressor with same |
-
2015
- 2015-10-14 CN CN201510665466.8A patent/CN105201828B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105201828A (en) | 2015-12-30 |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 |
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| CF01 | Termination of patent right due to non-payment of annual fee |