CN204436804U - Compressing mechanism and the compressor with it - Google Patents
Compressing mechanism and the compressor with it Download PDFInfo
- Publication number
- CN204436804U CN204436804U CN201520013032.5U CN201520013032U CN204436804U CN 204436804 U CN204436804 U CN 204436804U CN 201520013032 U CN201520013032 U CN 201520013032U CN 204436804 U CN204436804 U CN 204436804U
- Authority
- CN
- China
- Prior art keywords
- valve block
- switch valve
- cylinder
- angular cut
- compressing mechanism
- Prior art date
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a kind of compressing mechanism and have its compressor, compressing mechanism comprises: cylinder, is limited with compression chamber in cylinder, and the upper end of the internal face of cylinder or lower end are provided with the angular cut with compression chamber conducting; Bent axle, bent axle along cylinder axially across compression chamber, the central axis of bent axle flexing axle is rotatable, and the part stretching into compression chamber of bent axle is provided with eccentric shaft, and eccentric shaft is provided with roller; Upper bearing (metal) and lower bearing, upper bearing (metal) and lower bearing are located at the top and bottom of cylinder respectively, and upper bearing (metal) or lower bearing are provided with the relief opening corresponding with angular cut position, relief opening and angular cut conducting; Switch valve block, switch valve block is located between the upper end of cylinder and upper bearing (metal) or between the lower end of cylinder and lower bearing, switch valve block is movable with conducting and disconnection angular cut and relief opening between the first position and the second position, when switch valve block is positioned at primary importance, angular cut and relief opening conducting, when switch valve block is positioned at the second place, angular cut and relief opening disconnect.
Description
Technical field
The utility model relates to technical field of refrigeration equipment, more specifically, relates to a kind of compressing mechanism and has its compressor.
Background technique
Rotary compressor generally adopts upper bearing (metal) to be vented or metal (upper exhaust, rotary compressor belongs to delivery valve seat and exhaust valve plate coordinates exhaust, there is larger clearance volume, mainly comprise the volume of upper bearing (metal) relief opening and the volume of cylinder angular cut, result in clearance backflow and air valve backflow (air valve backflow have twice, valve block dropping process not completely close time once backflow; Impacting rebound after valve block falls, reopen the secondary back caused) impact, cause compressor to be failed gas completely drained, the pressurized gas stayed not only have lost the energy of acting, and affect the gettering quantity of the pump housing next time, cause the hydraulic performance decline of compressor.Therefore existing to improve needs.
Model utility content
The utility model is intended to one of solve the problems of the technologies described above at least to a certain extent.
For this reason, the utility model proposes a kind of compressing mechanism, this compressing mechanism good exhaust effect, gas backstreaming is few, low in energy consumption and efficiency is high.
The utility model also proposes a kind of compressor with compression mechanism.
According to the compressing mechanism of the utility model first aspect, comprising: cylinder, be limited with compression chamber in described cylinder, the upper end of the internal face of described cylinder or lower end are provided with the angular cut with described compression chamber conducting; Bent axle, described bent axle along described cylinder axially across described compression chamber, described bent axle is rotatable around the central axis of described bent axle, and the part stretching into described compression chamber of described bent axle is provided with eccentric shaft, and described eccentric shaft is provided with roller; Upper bearing (metal) and lower bearing, described upper bearing (metal) and lower bearing are located at the top and bottom of described cylinder respectively, and described upper bearing (metal) or lower bearing are provided with the relief opening corresponding with described angular cut position, described relief opening and described angular cut conducting; Switch valve block, described switch valve block is located between the upper end of described cylinder and described upper bearing (metal) or between the lower end of cylinder and described lower bearing, described switch valve block is movable with conducting and the described angular cut of disconnection and described relief opening between the first position and the second position, when described switch valve block is positioned at described primary importance, described angular cut and described relief opening conducting, when described switch valve block is positioned at the described second place, described angular cut and described relief opening disconnect.
According to compressing mechanism of the present utility model, can conducting and disconnect the switch valve block of angular cut and relief opening connected relation by arranging between angular cut and relief opening, compressing mechanism is when being vented, switch valve block conducting angular cut and relief opening, when compressing mechanism has been vented, switch valve sheet disconnects angular cut and relief opening, decrease the clearance volume of compressing mechanism, ensure exhaust effect, gas is avoided to be back to compression chamber from relief opening, thus reduction compressing mechanism recompresses the power consumption of losing, improve volumetric efficiency and the product performance of compressing mechanism, and reduce the noise vibration produced because high pressure clearance is back to the gas caused by compression chamber.
In addition, according to compressing mechanism of the present utility model, following additional technical characteristics can also be had:
According to an embodiment of the present utility model, described angular cut is located at the upper end of the internal face of described cylinder, and described upper bearing (metal) is provided with described relief opening.
According to an embodiment of the present utility model, the upper-end surface of described cylinder is provided with deep gouge, and described switch valve block is located in described deep gouge movably.
According to an embodiment of the present utility model, the upper surface of described switch valve block is concordant with the upper-end surface of described roller.
According to an embodiment of the present utility model, the axially extended stationary axle along described cylinder is provided with in described deep gouge, described switch valve block is provided with the axis hole corresponding with described stationary axle, and described switch valve block is located on described stationary axle pivotly with movable between described primary importance and the second place.
According to an embodiment of the present utility model, described switch valve block is formed as aerofoil profile substantially, the inside edge of the side in the axle center towards compression chamber of described switch valve block comprises the first arcuate segment and the second arcuate segment, described first arcuate segment is positioned at that described compression chamber is outer and the radius of described first arcuate segment is consistent with the radius of the outer ring of described roller, what described second arcuate segment was located at described first arcuate segment is connected with described first arcuate segment with the first end of the direction of rotation of described roller, described second arcuate segment is positioned at described compression chamber at least partially when described switch valve block is positioned at described primary importance, described roller only supports the part being positioned at described compression chamber of described second arcuate segment to promote described switch valve block from primary importance to second place activity, described second arcuate segment is positioned at outside described compression chamber when described switch valve block is positioned at the described second place.
According to an embodiment of the present utility model, the second end of described switch valve block is provided with the elastic component promoting described switch valve block and move to described primary importance from the described second place.
According to an embodiment of the present utility model, described angular cut is formed as arc at the opening of the upper-end surface of described cylinder, and when described switch valve block is positioned at described primary importance, the arc-shaped side of the opening of described first arcuate segment and described angular cut is tangent.
According to an embodiment of the present utility model, described deep gouge is formed as rectangle groove substantially, when described switch valve block is positioned at described primary importance, and the side wall surface of the contiguous described deep gouge of outer edge of described switch valve block.
According to the compressor of the utility model second aspect, comprise the compressing mechanism according to above-described embodiment.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the compressing mechanism according to the utility model embodiment;
Fig. 2 is the close-up schematic view of A in Fig. 1;
Fig. 3 is the plan view of the cylinder of compressing mechanism according to the utility model embodiment;
Fig. 4 is the structural representation of the switch valve block of compressing mechanism according to the utility model embodiment;
Fig. 5 is a working state figure of the compressing mechanism according to the utility model embodiment;
Fig. 6 is another working state figure of the compressing mechanism according to the utility model embodiment.
Reference character:
Compressing mechanism 100;
Cylinder 10; Compression chamber 11; Angular cut 12; Deep gouge 13; Stationary axle 14;
Bent axle 20; Eccentric shaft 21; Roller 22;
Upper bearing (metal) 30; Relief opening 31; Lower bearing 40; Switch valve block 50; Axis hole 51.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
First the compressing mechanism 100 according to the utility model embodiment is specifically described by reference to the accompanying drawings below.
As shown in Figures 1 to 6, cylinder 10, bent axle 20, upper bearing (metal) 30 and lower bearing 40 and switch valve block 50 is comprised according to the compressing mechanism 100 of the utility model embodiment.
Specifically, be limited with compression chamber 11 in cylinder 10, the upper end of the internal face of cylinder 10 or lower end are provided with the angular cut 12 with compression chamber 11 conducting.Bent axle 20 along cylinder 10 axially across compression chamber 11, the central axis of bent axle 20 flexing axle 20 is rotatable, and the part stretching into compression chamber 11 of bent axle 20 is provided with eccentric shaft 21, and eccentric shaft 21 is provided with roller 22.Upper bearing (metal) 30 and lower bearing 40 are located at the top and bottom of cylinder 10 respectively, and upper bearing (metal) 30 or lower bearing 40 are provided with the relief opening 31 corresponding with angular cut 12 position, relief opening 31 and angular cut 12 conducting.
Switch valve block 50 is located between the upper end of cylinder 10 and upper bearing (metal) 30 or between the lower end of cylinder 10 and lower bearing 40, switch valve block 50 is movable with conducting and disconnection angular cut 12 and relief opening 31 between the first position and the second position, when switch valve block 50 is positioned at primary importance, angular cut 12 and relief opening 31 conducting, when switch valve block 50 is positioned at the second place, angular cut 12 and relief opening 31 disconnect.
In other words, as depicted in figs. 1 and 2, can be upper bearing (metal) 30 exhaust structure or lower bearing 40 exhaust structure according to the compressing mechanism 100 of the utility model embodiment, when compressing mechanism 100 is upper bearing (metal) 30 exhaust structure, angular cut 12 is located at the upper end of the internal face of cylinder 10, and upper bearing (metal) 30 is provided with relief opening 31, when compressing mechanism 100 is lower bearing 40 exhaust structure, angular cut 12 is located at the lower end of the internal face of cylinder 10, and lower bearing 40 is provided with relief opening 31.
Wherein it should be noted that, the structure of the relief opening 31 on the angular cut 12 on the cylinder 10 in the application, upper bearing (metal) 30 or lower bearing 40 and effect are appreciated that to those skilled in the art and easily realize, and therefore repeat no more.The compressing mechanism 100 of the application arranges switch valve block 50 between the lower end surface and lower bearing 40 of the upper-end surface of cylinder 10 and upper bearing (metal) 30 or cylinder 10, switch valve block 50 to be located between cylinder 10 and upper bearing (metal) 30 or lower bearing 40 with conducting movably and to disconnect angular cut 12 and relief opening 31, conducting angular cut 12 and relief opening 31 when only needing Exhaust Gas, when not needing exhaust, disconnect angular cut 12 and relief opening 31, solve angular cut and the relief opening problem always existing for conducting in prior art.
Thus, according to the compressing mechanism 100 of the utility model embodiment, can conducting and disconnect the switch valve block 50 of angular cut 12 and relief opening 31 connected relation by arranging between angular cut 12 and relief opening 31, compressing mechanism 100 is when being vented, switch valve block 50 conducting angular cut 12 and relief opening 31, when compressing mechanism 100 has been vented, switch valve block 50 disconnects angular cut 12 and relief opening 31, decrease the clearance volume of compressing mechanism 100, ensure exhaust effect, gas is avoided to be back to compression chamber 11 from relief opening 31, thus reduction compressing mechanism 100 recompresses the power consumption of losing, improve volumetric efficiency and the product performance of compressing mechanism 100, and reduce the noise vibration produced because high pressure clearance is back to the gas caused by compression chamber.
According to an embodiment of the present utility model, angular cut 12 is located at the upper end of the internal face of cylinder 10, and upper bearing (metal) 30 is provided with relief opening 31.That is, be upper bearing (metal) 30 exhaust structure according to the compressing mechanism 100 of the utility model embodiment.The compressing mechanism 100 according to the utility model embodiment will be specifically described below for upper bearing (metal) 30 exhaust structure.
Alternatively, in embodiments more of the present utility model, the upper-end surface of cylinder 10 is provided with deep gouge 13, and switch valve block 50 is located in deep gouge 13 movably.Preferably, the upper surface of switch valve block 50 is concordant with the upper-end surface of roller 22.
As shown in Figure 2, position corresponding with angular cut 12 on the upper-end surface of cylinder 10 is provided with deep gouge 13, and angular cut 12 is located in deep gouge 13, and it is interior and movable in deep gouge 13 that switch valve block 50 is located at deep gouge 13.The degree of depth of deep gouge 13 is corresponding with the thickness of switch valve block 50, advantageously, the degree of depth of deep gouge 13 can be set to the thickness slightly larger than switch valve block 50, and the difference of the thickness of the degree of depth of deep gouge 13 and switch valve block 50 is greater than 0.015mm, be namely that the height difference of the upper-end surface of switch valve block 50 upper surface and cylinder 10 joins shelves and roller 22 is consistent.
The upper surface of switch valve block 50 flushes with the upper-end surface of roller 22, can effectively avoid there is height difference between roller 22 and switch valve block 50 and the gap that produces, thus effectively ensures the exhaust effect of compressing mechanism 100.Thus, the compressing mechanism 100 of this structure is more reasonable, and exhaust effect is better, and reliability is higher.
The bascule of switch valve block 50 in deep gouge 13 can carry out reasonable adjusting as required, alternatively, according to an embodiment of the present utility model, the axially extended stationary axle 14 along cylinder 10 is provided with in deep gouge 13, switch valve block 50 is provided with the axis hole 51 corresponding with stationary axle 14, and switch valve block 50 is located on stationary axle 14 pivotly with movable between the first position and the second position.
That is, relief opening 31 on upper bearing (metal) 30 of the prior art and other structures constant, a switch valve block 50 is increased in the upper-end surface of cylinder 10, switch valve block 50 is provided with axis hole 51, stationary axle 14 is provided with in deep gouge 13, switch valve block 50 is set on stationary axle 14 by axis hole 51, and switch valve block 50 can rotate around stationary axle 14, and the rotary motion trace of switch valve block 50 meets the requirement of the angular cut 12 that can open and close cylinder 10.
Wherein, switch valve block 50 is located in deep gouge 13 movably around the stationary axle 14 in deep gouge 13, and stationary axle 14 can be located at the cylindrical boss on the diapire of deep gouge 13, also can be the needle roller offering resigning hole insertion on cylinder 10 or upper bearing (metal) 30.Thus, switch valve block 50 activity in deep gouge 13 of this structure is more flexible, and motion credibility is higher.
In embodiments more of the present utility model, switch valve block 50 is formed as aerofoil profile substantially, the inside edge of the side in the axle center towards compression chamber 11 of switch valve block 50 comprises the first arcuate segment 52 and the second arcuate segment 53, first arcuate segment 52 is positioned at that compression chamber 11 is outer and the radius of the first arcuate segment 52 is consistent with the radius of the outer ring of roller 22, what the second arcuate segment 53 was located at the first arcuate segment 52 is connected with the first arcuate segment 52 with the first end of the direction of rotation of roller 22, second arcuate segment 53 is positioned at compression chamber 11 at least partially when switch valve block 50 is positioned at primary importance, the part being positioned at compression chamber 11 that roller 22 only supports the second arcuate segment 53 with pushing switch valve block 50 from primary importance to second place activity, second arcuate segment 53 is positioned at outside compression chamber 11 when switch valve block 50 is positioned at the second place.
As shown in Figures 3 to 6, wherein, Fig. 4 is the structural representation of switch valve block 50, Fig. 5 is the structural representation of switch valve block 50 when being positioned at primary importance, Fig. 6 is the structural representation of switch valve block 50 when being positioned at the second place, bent axle 20 rotates along the counter clockwise direction in Fig. 5 and Fig. 6, then the first end of switch valve block 50 is positioned in the counter clockwise direction of switch valve block 50 relative to its second end.
The structure of switch valve block 50 is can to open and the upper end open of closed angular cut 12 is advisable, and the size of switch valve block 50 also can carry out appropriate design according to the concrete type of compression structure 100.Alternatively, the structure of switch valve block 50 is formed as aerofoil profile substantially, and the quality of switch valve block 50 around the both sides of stationary axle 14 is suitable, can meet rotary balance, ensures reliability.
When switch valve block 50 is positioned at primary importance, switch valve block 50 is in the original state be arranged in deep gouge 13, and now, switch valve block 50 is in open mode, and switch valve block 50 does not close angular cut 12, and compressing mechanism 100 can free exhaust.The internal face that one section of circular arc gives prominence to cylinder 10 that reserves of the second arcuate segment 53 of switch valve block 50 stretches in compression chamber 11, the position of contact when this part is rotated as roller 22, roller 22 turn to as shown in Figure 5 position time, this partial arc of the second arcuate segment 53 is only supported in the periphery of roller 22, thus the powered switch valve block 50 of roller 22 can be utilized to rotate from primary importance to the second place.
When switch valve block 50 is positioned at the second place, roller 22 position from Fig. 5 turns to position shown in Fig. 6, realize the instantaneous closedown of switch valve block 50, namely the instantaneous closedown of relief opening 31 is realized, switch valve block 50 turns to around stationary axle 14 and is positioned at deep gouge 13 completely, first arcuate segment 52 of switch valve block 50 abuts with the outer circumferential face of roller 22, switch valve block 50 closes angular cut 12 completely, block the path that pressurized gas expand to low-pressure cavity, effectively reduce relief opening 31 clearance volume to the impact of pump body compression.
Simultaneously, when exhaust valve plate on upper bearing (metal) 30 resets, there is no the effect of large pressure reduction, just the bending elastic force of valve block self, without impact, can not cause the harmful effect of exhaust valve plate secondary back, thus reduction compressing mechanism 100 recompresses the power consumption of losing, decrease the impact of reflux gas on air-breathing next time, improve pump housing volumetric efficiency, the performance improving compressing mechanism 100 product and the noise vibration reduced because the gas caused by high pressure clearance low pressure return cavity produces.
When roller 22 continues to rotate counterclockwise, when departing from position shown in Fig. 6, after roller 22 turns over the position of angular cut 12, compressing mechanism 100 continues exhaust, the pressure that pressure reduction produces makes switch valve block 50 be reset to primary importance, and switch valve block 50 opens angular cut 12, realizes exhaust.
Thus, according to the compressing mechanism 100 of the utility model embodiment, can realize the instantaneous opening and closing of switch valve block 50 by the rotation of roller 22, structure is rationally ingenious, and it is convenient to control, and stability is high.
In embodiments more of the present utility model, the second end of switch valve block 50 is provided with pushing switch valve block 50 from the second place to primary importance movement flexible part (segment camber line structure is existing below to be illustrated).That is, the reset of switch valve block 50 not only can be realized by the promotion of pressure reduction, also can arrange at the second end of switch valve block 50 and can allow switch valve block 50 from second site reversion to the elastic component of primary importance, after roller 22 turns over angular cut 12, switch valve block 50 is not having just can return back to initial position under External Force Acting.
In addition, also can in the second end setting of switch valve block 50 as the structure of the second arcuate segment 53, the arcuate segment (i.e. segment camber line structure) of outstanding cylinder 10 internal face is increased at the second end of switch valve block 50, when roller 22 turns over angular cut 12, through this arcuate segment, just primary importance can be returned back to by pushing switch valve block 50.Thus, the switch valve block 50 of this structure relies on roller 22 moving contact, can realize switching between the first position and the second position quickly, thus controls the exhaust of compressing mechanism 100 better, improves exhaust efficiency, ensures the quality of compressing mechanism 100.
According to an embodiment of the present utility model, angular cut 12 is formed as arc at the opening of the upper-end surface of cylinder 10, and when switch valve block 50 is positioned at primary importance, the first arcuate segment 52 is tangent with the arc-shaped side of the opening of angular cut 12.
As shown in Figure 5, that is, when switch valve block 50 is positioned at primary importance, a part for first arcuate segment 52 of switch valve block 50 and the opening of angular cut 12 tangent, while the exhaust process not affecting angular cut 12, the material consumption of switch valve block 50 can be reduced as much as possible, reduce cost.
In embodiments more of the present utility model, deep gouge 13 is formed as rectangle groove substantially, when switch valve block 50 is positioned at primary importance, and the side wall surface of the contiguous deep gouge 13 of outer edge of switch valve block 50.
In other words, when switch valve block 50 is in primary importance, cylinder 10 internal face that exceeds at least partially of the second arcuate segment 53 of the inside edge of switch valve block 50 extends internally, and the contiguous side wall surface still not contacting deep gouge 13 of the outer edge of switch valve block 50, this structure both can the effective position of limit switch valve block 50 in deep gouge 13, switch valve block 50 can being avoided again to rotate when replying from the second place to primary importance excessively, affecting the normal operation of compressing mechanism 100.Thus, the switch valve block 50 of this structure coordinates with deep gouge 12 more rationally, and reliability is higher.
The compressing mechanism 100 according to above-described embodiment is comprised according to the compressor of the utility model embodiment, because the compressing mechanism 100 according to the utility model above-described embodiment has above-mentioned technique effect, therefore, compressor according to the utility model embodiment also has corresponding technique effect, namely exhaust effect is better, avoids gas backstreaming, reduces power consumption, improve volumetric efficiency, thus improve the overall quality of compressor.
According to the compressor of the utility model embodiment other form and operation be all known for those of ordinary skills, be not described in detail here.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment when not departing from principle of the present utility model and aim, revising, replacing and modification in scope of the present utility model.
Claims (10)
1. a compressing mechanism, is characterized in that, comprising:
Cylinder, is limited with compression chamber in described cylinder, and the upper end of the internal face of described cylinder or lower end are provided with the angular cut with described compression chamber conducting;
Bent axle, described bent axle along described cylinder axially across described compression chamber, described bent axle is rotatable around the central axis of described bent axle, and the part stretching into described compression chamber of described bent axle is provided with eccentric shaft, and described eccentric shaft is provided with roller;
Upper bearing (metal) and lower bearing, described upper bearing (metal) and lower bearing are located at the top and bottom of described cylinder respectively, and described upper bearing (metal) or lower bearing are provided with the relief opening corresponding with described angular cut position, described relief opening and described angular cut conducting;
Switch valve block, described switch valve block is located between the upper end of described cylinder and described upper bearing (metal) or between the lower end of cylinder and described lower bearing, described switch valve block is movable with conducting and the described angular cut of disconnection and described relief opening between the first position and the second position, when described switch valve block is positioned at described primary importance, described angular cut and described relief opening conducting, when described switch valve block is positioned at the described second place, described angular cut and described relief opening disconnect.
2. compressing mechanism according to claim 1, is characterized in that, described angular cut is located at the upper end of the internal face of described cylinder, and described upper bearing (metal) is provided with described relief opening.
3. compressing mechanism according to claim 2, is characterized in that, the upper-end surface of described cylinder is provided with deep gouge, and described switch valve block is located in described deep gouge movably.
4. compressing mechanism according to claim 3, is characterized in that, the upper surface of described switch valve block is concordant with the upper-end surface of described roller.
5. compressing mechanism according to claim 3, it is characterized in that, the axially extended stationary axle along described cylinder is provided with in described deep gouge, described switch valve block is provided with the axis hole corresponding with described stationary axle, and described switch valve block is located on described stationary axle pivotly with movable between described primary importance and the second place.
6. compressing mechanism according to claim 5, it is characterized in that, described switch valve block is formed as aerofoil profile substantially, the inside edge of the side in the axle center towards compression chamber of described switch valve block comprises the first arcuate segment and the second arcuate segment, described first arcuate segment is positioned at that described compression chamber is outer and the radius of described first arcuate segment is consistent with the radius of the outer ring of described roller, what described second arcuate segment was located at described first arcuate segment is connected with described first arcuate segment with the first end of the direction of rotation of described roller, described second arcuate segment is positioned at described compression chamber at least partially when described switch valve block is positioned at described primary importance, described roller only supports the part being positioned at described compression chamber of described second arcuate segment to promote described switch valve block from primary importance to second place activity, described second arcuate segment is positioned at outside described compression chamber when described switch valve block is positioned at the described second place.
7. compressing mechanism according to claim 6, is characterized in that, the second end of described switch valve block is provided with the elastic component promoting described switch valve block and move to described primary importance from the described second place.
8. compressing mechanism according to claim 6, it is characterized in that, described angular cut is formed as arc at the opening of the upper-end surface of described cylinder, and when described switch valve block is positioned at described primary importance, the arc-shaped side of the opening of described first arcuate segment and described angular cut is tangent.
9. compressing mechanism according to claim 6, is characterized in that, described deep gouge is formed as rectangle groove substantially, when described switch valve block is positioned at described primary importance, and the side wall surface of the contiguous described deep gouge of outer edge of described switch valve block.
10. a compressor, is characterized in that, comprises the compressing mechanism according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520013032.5U CN204436804U (en) | 2015-01-08 | 2015-01-08 | Compressing mechanism and the compressor with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520013032.5U CN204436804U (en) | 2015-01-08 | 2015-01-08 | Compressing mechanism and the compressor with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204436804U true CN204436804U (en) | 2015-07-01 |
Family
ID=53604677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520013032.5U Withdrawn - After Issue CN204436804U (en) | 2015-01-08 | 2015-01-08 | Compressing mechanism and the compressor with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204436804U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564690A (en) * | 2015-01-08 | 2015-04-29 | 广东美芝制冷设备有限公司 | Compression mechanism and compressor provided with same |
| CN109611336A (en) * | 2017-10-05 | 2019-04-12 | 桂林航天工业学院 | A kind of rolling rotor compressor |
| CN109611337A (en) * | 2017-10-05 | 2019-04-12 | 桂林航天工业学院 | A kind of rolling rotor compressor |
-
2015
- 2015-01-08 CN CN201520013032.5U patent/CN204436804U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564690A (en) * | 2015-01-08 | 2015-04-29 | 广东美芝制冷设备有限公司 | Compression mechanism and compressor provided with same |
| CN104564690B (en) * | 2015-01-08 | 2016-11-16 | 广东美芝制冷设备有限公司 | Compression mechanism and the compressor with it |
| CN109611336A (en) * | 2017-10-05 | 2019-04-12 | 桂林航天工业学院 | A kind of rolling rotor compressor |
| CN109611337A (en) * | 2017-10-05 | 2019-04-12 | 桂林航天工业学院 | A kind of rolling rotor compressor |
| CN109611336B (en) * | 2017-10-05 | 2023-09-22 | 桂林航天工业学院 | Rolling rotor type compressor |
| CN109611337B (en) * | 2017-10-05 | 2023-09-26 | 桂林航天工业学院 | Rolling rotor type compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204436804U (en) | Compressing mechanism and the compressor with it | |
| CN104564690A (en) | Compression mechanism and compressor provided with same | |
| JP2012255370A5 (en) | ||
| CN201739112U (en) | Swash plate type axial plunger pump with single control piston | |
| CN101624986B (en) | Slip sheet control device of rotary compressor | |
| US20170138360A1 (en) | Low-backpressure rotary compressor | |
| CN101255864A (en) | Mechanism for regulating elasticity lining of frequency-changing cyclone compressor | |
| CN204312344U (en) | Cylinder and the rotary compressor with it | |
| CN203348083U (en) | Rotary compressor, double-cylinder rotary compressor and refrigeration circulating device | |
| CN204312343U (en) | Rotary compressor and bearing unit thereof | |
| CN104912808A (en) | Compressing mechanism and low-back-pressure rotation type compressor with same | |
| CN102080656A (en) | Double-vane rotary compressor | |
| CN202360395U (en) | Rotary compressor | |
| CN204783693U (en) | A rotary compressor that is used for rotary compressor's compressing mechanism and has it | |
| CN201757060U (en) | Rotary compressor | |
| CN204877964U (en) | Rotary compressor and compressing assembly thereof | |
| CN204239263U (en) | Rotary compressor and there is its refrigerating circulatory device | |
| CN204312331U (en) | For rotary compressor compressing mechanism and there is its rotary compressor | |
| CN204783649U (en) | A rotary compressor that is used for rotary compressor's compressing mechanism and has it | |
| CN202149028U (en) | Scroll compressor | |
| CN202326240U (en) | Closed type compressor and refrigeration circulating device | |
| CN104454529A (en) | Compression mechanism for rotary compressor and rotary compressor with same | |
| CN202391737U (en) | Variable-stage compressor | |
| CN205315470U (en) | Connecting rod and reciprocating compressor | |
| US20190242085A1 (en) | Water conserving gate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150701 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |