CN105545751A - Exhaust device, rotor type compressor and air conditioner - Google Patents
Exhaust device, rotor type compressor and air conditioner Download PDFInfo
- Publication number
- CN105545751A CN105545751A CN201610043934.2A CN201610043934A CN105545751A CN 105545751 A CN105545751 A CN 105545751A CN 201610043934 A CN201610043934 A CN 201610043934A CN 105545751 A CN105545751 A CN 105545751A
- Authority
- CN
- China
- Prior art keywords
- valve block
- cam
- gas appliance
- venting gas
- rotor
- 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.)
- Granted
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Classifications
-
- 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
-
- 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
Abstract
The invention provides an exhaust device, a rotor type compressor and an air conditioner. The exhaust device comprises a base body provided with an exhaust outlet and a valve plate arranged on the base body, wherein the valve plate is provided with a seal position used for sealing the exhaust outlet and an open position used for avoiding the exhaust outlet and can be arranged on the base body in a pivoted mode. The exhaust device further comprises a cam and an elastic restoration structure, wherein the cam is rotationally arranged on the base body, and the cam drives the valve plate to waggle, so that the valve plate is made to move between the seal position and the open position; the elastic restoration structure is matched with the valve plate and applies elastic force to the valve plate, so that the valve plate abuts against the cam cooperatively all the time. According to the technical scheme, the problems that a compressor produces noise and vibration, and the exhaust pressure stability of the compressor is poor due to a valve plate in the prior art can be effectively solved.
Description
Technical field
The present invention relates to appliance field, in particular to a kind of venting gas appliance, rotor-type compressor and air conditioner.
Background technique
Compressor pump body structure is the core component of rotor-type compressor.Compressor pump body structure comprises: cylinder, roller, upper flange, lower flange, and said structure forms airtight cavity.In compressor pump body structure, also comprise slide plate, slide plate is divided into air aspiration cavity and compression chamber above-mentioned cavity.When rotor-type compressor works, bent axle drives roller to rotate in cylinder, makes the stereomutation of air aspiration cavity and compression chamber, thus realizes the object of air-breathing-compression.In time being compressed to certain pressure, need the valve Exhaust Gas opened on upper flange.Current compressor pump mainly arranges one piece of valve block and baffle plate on upper flange, by the opening and closing of gas-pressure controlling valve sheet, and the height opened by baffle plate restriction valve block.In the process of exhaust, the state of the best that valve block reaches should be that its opening speed is fast, lift is large and closing velocity is fast.But above-mentioned three is conflicting.If improve the opening speed of valve block, valve block rigidity will inevitably be reduced, and reduce rigidity valve block closing velocity will be made to slow down.Equally, lift is larger, and the distance of opening and closing is longer, and the time of opening and closing can corresponding increase.Therefore prior art cannot reach the optimum state of above-mentioned exhaust.And within the compressor, due to the venting principleand of himself, valve block can when opening and closing and baffle plate and upper flange produce and clash into, thus cause the generation of surging phenomenon, also can cause the problems such as compressor noise, vibration and power consumption further.Meanwhile, valve block, producing fatigue after opening and closing many times, even ruptures, affects the stability of exhaust pressure.
Summary of the invention
Main purpose of the present invention is to provide a kind of venting gas appliance, rotor-type compressor and air conditioner, compressor can be caused to produce the problems such as noise, vibration and exhaust pressure poor stability to solve valve block of the prior art.
To achieve these goals, according to an aspect of the present invention, provide a kind of venting gas appliance, comprising: matrix, there is relief opening; Valve block, is arranged on matrix, and valve block has the block-up position of shutoff relief opening and dodges the open position of relief opening; Valve block is arranged on matrix pivotly; Venting gas appliance also comprises: cam, is arranged on matrix rotationally, and valve block moves to make valve block at the driving lower swing of cam between block-up position and open position; Elastic reset structure, coordinates with valve block, and applies elastic force to valve block, abuts cooperation to make valve block with cam always.
Further, the transitional surface that the contoured surface of cam comprises the first cambered surface, the second cambered surface and is arranged between the first cambered surface and the second cambered surface, the radius of the first cambered surface is greater than the radius of the second cambered surface, when valve block contacts with the first cambered surface, valve block is in block-up position, and when valve block contacts with the second cambered surface, valve block is in an open position.
Further, valve block is provided with contact tip, contact tip and cam abut against.
Further, valve block is strip, and the first end of valve block is arranged on matrix pivotly, and contact tip is arranged on the second end of valve block.
Further, relief opening is circular or oval or the relief opening transition part that has tangent plane portion, cambered surface portion and be arranged between tangent plane portion and cambered surface portion.
Further, matrix has the receiving groove of dodging cam and valve block.
Further, elastic reset structure is torsion spring.
Further, the thickness of valve block is between 2mm to 3mm.
According to a further aspect in the invention, provide a kind of rotor-type compressor, comprising: venting gas appliance, venting gas appliance is above-mentioned venting gas appliance, and the upper flange of rotor-type compressor forms the matrix of venting gas appliance.
Further, rotor-type compressor also comprises bent axle, and crank-driven cam rotates.
Further, the rotation axis of bent axle overlaps with the rotation axis of cam.
Further, bent axle has the oil outlet of the contoured surface for lubricating cam.
According to a further aspect in the invention, provide a kind of air conditioner, comprise rotor-type compressor, rotor-type compressor is above-mentioned rotor-type compressor.
Apply technological scheme of the present invention, matrix is provided with relief opening, valve block and cam.Actuated by cams valve block swings, and valve block has the block-up position of relief opening described in shutoff and dodges the open position of described relief opening.When cam dextrorotation is circled, valve block circulation primary opens-is vented-process of closing.According to needs during different real work, cam can design different cam profile.All the time abut with cam to make valve block and coordinate, in the present invention, matrix is also provided with elastic reset structure, above-mentioned elastic reset structure coordinates with valve block and provides the power be connected on cam to valve block.Exhaust mode in the present invention is different from prior art, in the present invention, to be coordinated with valve block by cam profile and control to be vented, solve valve block of the prior art and upper flange, baffle plate and clash into and produce noise and vibration problem, thus improve venting gas appliance stability and reliability.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the schematic top plan view of the embodiment according to venting gas appliance of the present invention; And
The A-A that Fig. 2 shows the venting gas appliance of Fig. 1 to cross-sectional schematic;
Fig. 3 shows the enlarged diagram at the J place of the venting gas appliance of Fig. 2;
Fig. 4 shows the fundamental diagram of the venting gas appliance of Fig. 1;
The relief opening that Fig. 5 shows the venting gas appliance of Fig. 1 is circular structural representation;
The relief opening that Fig. 6 shows the venting gas appliance of Fig. 1 is oval structural representation;
Fig. 7 shows having tangent plane portion, cambered surface portion and being arranged on the structural representation of relief opening of the transition part between described tangent plane portion and described cambered surface portion of the venting gas appliance of Fig. 1;
The another kind that Fig. 8 shows the venting gas appliance of Fig. 1 has tangent plane portion, cambered surface portion and is arranged on the structural representation of relief opening of the transition part between described tangent plane portion and described cambered surface portion;
Fig. 9 shows the schematic top plan view of the embodiment according to rotor-type compressor of the present invention;
What Figure 10 showed the rotor-type compressor of Fig. 9 faces generalized section;
The B-B that Figure 11 shows the rotor-type compressor of Figure 10 to cross-sectional schematic;
Figure 12 shows the schematic perspective view of the bent axle of the rotor-type compressor of Fig. 9;
Figure 13 shows the front view of the bent axle of the rotor-type compressor of Figure 12; And
Figure 14 shows the side view of the bent axle of the rotor-type compressor of Figure 12.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, matrix; 11, relief opening; 12, receiving groove; 20, valve block; 30, cam; 31, the first cambered surface; 32, the second cambered surface; 33, transitional surface; 40, torsion spring; 50, bent axle; 51, oil outlet.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 1 to Figure 3, comprise at the venting gas appliance of the present embodiment: matrix 10, valve block 20, cam 30 and elastic reset structure.Wherein, matrix 10 has relief opening 11; Valve block 20 is arranged on matrix 10, and valve block 20 has the block-up position of shutoff relief opening 11 and dodges the open position of relief opening 11; Valve block 20 is arranged on matrix 10 pivotly; Venting gas appliance also comprises: cam 30, is arranged on matrix 10 rotationally, and valve block 20 moves to make valve block 20 at the driving lower swing of cam 30 between block-up position and open position; Elastic reset structure, coordinates with valve block 20, and applies elastic force to valve block 20, abuts cooperation to make valve block 20 with cam 30 always.
The technological scheme of application the present embodiment, matrix 10 is provided with relief opening 11, valve block 20 and cam 30.Cam 30 drives valve block 20 to swing, and valve block 20 has the block-up position of relief opening 11 described in shutoff and dodges the open position of described relief opening 11.When cam 30 dextrorotation is circled, valve block 20 circulation primary opens-is vented-process of closing.According to needs during different real work, cam 30 can design different cam profile.All the time abut with cam 30 to make valve block 20 and coordinate, in the present embodiment, matrix 10 is also provided with elastic reset structure, above-mentioned elastic reset structure coordinates with valve block 20 and provides the power be connected on cam 30 to valve block 20.Exhaust mode in the present embodiment is different from prior art, in the present embodiment, to be coordinated with valve block 20 by cam profile and control to be vented, solve valve block 20 of the prior art and clash into upper flange, baffle plate and produce noise and vibration problem, thus improve venting gas appliance stability and reliability.
As shown in Figure 4, in the present embodiment, the contoured surface of cam 30 comprises the first cambered surface 31, second cambered surface 32 and is arranged on the transitional surface 33 between the first cambered surface 31 and the second cambered surface 32.In venting gas appliance real work engineering, when valve block 20 abuts with the first cambered surface 31, valve block 20 is in block-up position, and when valve block 20 abuts with the second cambered surface 32, valve block 20 is in an open position.Can not produce cam 30 when being transitioned into the second cambered surface 32 in order to make valve block 20 from the first cambered surface 31 and clash into, in the present embodiment, be provided with a transitional surface 33, said structure makes valve block 20 to be transitioned into the second cambered surface 32 from the first cambered surface 31 smoothly.
Because the cam profile in the present embodiment can set according to actual conditions, therefore, can the cam profile of moment and cam 30 keep in touch extremely important for driven member valve block 20.As shown in Figure 4, in the present embodiment, valve block 20 is provided with contact tip, and this contact tip and cam 30 abut against.Above-mentioned pinnacle structure can keep in touch with the cam profile of complexity, can realize the characteristics of motion of expection arbitrarily.
As shown in Figure 4, in the present embodiment, valve block 20 is in strip, and the first end of valve block 20 is arranged on matrix 10 pivotly, and contact tip is arranged on the second end of valve block 20.Said structure is simple, be easy to realize.
As shown in Figure 5, in the present embodiment, in order to adapt to different exhaust velocity, relief opening 11 can be designed to different shapes, preferably relief opening 11 is circular.
Preferably, as shown in Figure 6, the shape of relief opening 11 can also be oval.
Preferably, as shown in Figure 7 and Figure 8, relief opening 11 transition part that there is tangent plane portion, cambered surface portion and be arranged between tangent plane portion and cambered surface portion.
As shown in Figure 1 to Figure 3, in the present embodiment, because valve block 20 is arranged on matrix 10, for making valve block 20 can contact with cam 30, needing on matrix 10, design a valve block receiving groove 12 and passing through for valve block 20.Meanwhile, in order to give cam 30 slot milling, also need to design a cam receiving groove 12 on matrix 10, this cam receiving groove 12 is arranged on the lower end surface of matrix 10.
As shown in Figure 4, in the present embodiment, elastic reset structure is torsion spring 40.Said structure can keep valve block 20 and cam 30 to abut against.
In the present embodiment, the thickness of valve block 20 is between 2mm to 3mm.Said structure can ensure the fatigue strength that valve block 20 and cam 30 rub.
In this application, additionally provide a kind of rotor-type compressor, as shown in Figs. 9 to 11, the rotor-type compressor according to the application comprises: venting gas appliance, and this venting gas appliance is above-mentioned venting gas appliance, and the upper flange of rotor-type compressor forms the matrix 10 of venting gas appliance.Said structure has three kinds of advantages, one: because above-mentioned venting gas appliance has reliable and stable advantage, and the rotor-type compressor therefore with this venting gas appliance also has this advantage.They are two years old, general rotor-type compressor requires that valve block 20 be vented between 280 ° to 355 °, and all the other be closed condition, and the rotor-type compressor applying the present embodiment can realize that control valve block 20 is opened, the time of closing process, and then reach reduction exhaust resistance, the objects such as anti-backflow.Its three, application the present embodiment technological scheme, make exhaust mode be different from prior art, therefore fundamentally avoid the generation of surging phenomenon, thus ensure that the stability of Compressor Discharge Pressure, improve the problem such as compressor noise, vibration.
As shown in Figure 12 to 14, in the present embodiment, rotor-type compressor also comprises bent axle 50, and bent axle 50 driving cam 30 rotates.
As shown in Figure 12 to 14, in the present embodiment, the rotation axis of bent axle 50 overlaps with the rotation axis of cam 30.Said structure make the structure of rotor-type compressor more simple, be easy to realize.
As shown in figure 13, in the present embodiment, bent axle 50 has the oil outlet 51 of the contoured surface for lubricating cam 30.Because cam 30 abuts against with valve block 20 always, therefore certain friction is had between cam 30 and valve block 20, in order to reduce to rub between cam 30 and valve block 20 harm brought, near cam profile tip designs oil outlet 51 on bent axle 50, lubricant oil can be thrown away in bent axle 50 rotary course and flow to bent axle 50 with on the surface of contact of valve block 20.Above-mentioned setting can ensure the lubrication between bent axle 50 and valve block 20.
In this application, additionally provide a kind of air conditioner, the air conditioner (not shown) according to the application comprises: rotor-type compressor, and rotor-type compressor is above-mentioned rotor-type compressor.Because rotor-type compressor has above-mentioned triple advantage, the air conditioner therefore with this rotor-type compressor also has above-mentioned advantage.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. a venting gas appliance, comprising:
Matrix (10), has relief opening (11);
Valve block (20), is arranged on described matrix (10), and described valve block (20) has the block-up position of relief opening described in shutoff (11) and dodges the open position of described relief opening (11);
It is characterized in that,
Described valve block (20) is arranged on described matrix (10) pivotly;
Described venting gas appliance also comprises:
Cam (30), be arranged on described matrix (10) rotationally, described valve block (20) moves to make described valve block (20) at the driving lower swing of described cam (30) between described block-up position and described open position;
Elastic reset structure, coordinates with described valve block (20), and applies elastic force to valve block (20), abuts cooperation to make described valve block (20) with described cam (30) always.
2. venting gas appliance according to claim 1, it is characterized in that, the contoured surface of described cam (30) comprises the first cambered surface (31), second cambered surface (32) and the transitional surface (33) be arranged between described first cambered surface (31) and described second cambered surface (32), the radius of described first cambered surface (31) is greater than the radius of described second cambered surface (32), when described valve block (20) contacts with described first cambered surface (31), described valve block (20) is in described block-up position, when described valve block (20) contacts with described second cambered surface (32), described valve block (20) is in described open position.
3. venting gas appliance according to claim 1, is characterized in that, described valve block (20) is provided with contact tip, described contact tip and described cam (30) abut against.
4. venting gas appliance according to claim 3, it is characterized in that, described valve block (20) is in strip, the first end of described valve block (20) is arranged on described matrix (10) pivotly, and described contact tip is arranged on the second end of described valve block (20).
5. venting gas appliance according to claim 1, it is characterized in that, described relief opening (11) is circular or oval or described relief opening (11) transition part that has tangent plane portion, cambered surface portion and be arranged between described tangent plane portion and described cambered surface portion.
6. venting gas appliance according to any one of claim 1 to 5, is characterized in that, described matrix (10) has the receiving groove (12) of dodging described cam (30) and described valve block (20).
7. venting gas appliance according to any one of claim 1 to 5, is characterized in that, described elastic reset structure is torsion spring (40).
8. venting gas appliance according to any one of claim 1 to 5, is characterized in that, the thickness of described valve block (20) is between 2mm to 3mm.
9. a rotor-type compressor, comprising: venting gas appliance, it is characterized in that, the venting gas appliance of described venting gas appliance according to any one of claim 1 to 8, and the upper flange of described rotor-type compressor forms the matrix (10) of described venting gas appliance.
10. rotor-type compressor according to claim 9, is characterized in that, described rotor-type compressor also comprises bent axle (50), and described bent axle (50) drives described cam (30) to rotate.
11. rotor-type compressors according to claim 10, is characterized in that, the rotation axis of described bent axle (50) overlaps with the rotation axis of described cam (30).
12. rotor-type compressors according to claim 10, is characterized in that, described bent axle (50) have the oil outlet (51) of the contoured surface for lubricating described cam (30).
13. 1 kinds of air conditioners, comprising: rotor-type compressor, it is characterized in that, the rotor-type compressor of described rotor-type compressor according to any one of claim 9 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610043934.2A CN105545751B (en) | 2016-01-21 | 2016-01-21 | Exhaust apparatus, rotor-type compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610043934.2A CN105545751B (en) | 2016-01-21 | 2016-01-21 | Exhaust apparatus, rotor-type compressor and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105545751A true CN105545751A (en) | 2016-05-04 |
| CN105545751B CN105545751B (en) | 2018-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610043934.2A Active CN105545751B (en) | 2016-01-21 | 2016-01-21 | Exhaust apparatus, rotor-type compressor and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105545751B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087285A (en) * | 2017-12-18 | 2018-05-29 | 珠海凌达压缩机有限公司 | Pump assembly and compressor |
| CN109989900A (en) * | 2019-05-24 | 2019-07-09 | 徐州徐工施维英机械有限公司 | Pasty material conveying device and its control method and engineering truck |
| CN110242775A (en) * | 2019-07-23 | 2019-09-17 | 上海天纳克排气系统有限公司 | Drain tap |
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| JP2014190263A (en) * | 2013-03-27 | 2014-10-06 | Valeo Japan Co Ltd | Vane type compressor |
| CN205478340U (en) * | 2016-01-21 | 2016-08-17 | 珠海凌达压缩机有限公司 | Exhaust apparatus , rotor formula compressor and air conditioner |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087285A (en) * | 2017-12-18 | 2018-05-29 | 珠海凌达压缩机有限公司 | Pump assembly and compressor |
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| CN109989900A (en) * | 2019-05-24 | 2019-07-09 | 徐州徐工施维英机械有限公司 | Pasty material conveying device and its control method and engineering truck |
| CN110242775A (en) * | 2019-07-23 | 2019-09-17 | 上海天纳克排气系统有限公司 | Drain tap |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105545751B (en) | 2018-02-13 |
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