CN101839228A - Variable-displacement rotary tilting-tray compressor - Google Patents
Variable-displacement rotary tilting-tray compressor Download PDFInfo
- Publication number
- CN101839228A CN101839228A CN200910047769A CN200910047769A CN101839228A CN 101839228 A CN101839228 A CN 101839228A CN 200910047769 A CN200910047769 A CN 200910047769A CN 200910047769 A CN200910047769 A CN 200910047769A CN 101839228 A CN101839228 A CN 101839228A
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- swash plate
- main shaft
- seat
- compressor
- tilting tray
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Abstract
The invention relates to a variable-displacement rotary tilting tray compressor. A tilting tray component comprises a tilting tray, a tilting tray seat, a swiveling jib and a main shaft, wherein the swiveling jib is fixedly matched with the main shaft, the tilting tray is fixed on the tilting tray seat the center of which is provided with a central hole for the penetration of the main shaft, the swiveling jib is connected to the tilting tray seat by a pin shaft mechanism which comprises a pin shaft seat arranged on the tilting tray seat, a pin shaft sleeve arranged on the swiveling jib and a pin shaft penetrating through the pin shaft seat and the pin shaft sleeve, the central hole of the tilting tray seat comprises a central hole wall which is formed by crossing two cylindrical surfaces, an included angle between a central line of the first cylindrical surface and a central axis of the main shaft is the maximum angle of the tilting tray, and an included angle between a central line of the second cylindrical surface and the central axis of the main shaft is the minimum angle of the tilting tray. By the structure, a maximum angle position and a minimum angle position of the tilting tray can be controlled only by the central hole of the tilting tray seat, and the maximum displacement and the minimum displacement of the compressor can be accurately controlled by controlling the processing accuracy of the central hole to avoid the problem that the maximum displacement and the minimum displacement are controlled by controlling the processing accuracy and the assembly position accuracy of a plurality of parts in the prior art.
Description
Technical field
The present invention relates to automobile air conditioner compressor, especially relate to variable-displacement rotary tilting-tray compressor.
Background technique
In variable-displacement rotary tilting-tray compressor, the maximum angle of swash plate and minimum angles have determined the piston stroke of compressor.Usually, for example work as compressor and be under the situation of the slow-speed of revolution or high load, swash plate is in the maximum angle running state, is in when compressor under the situation of high rotating speed or low-load, and swash plate is in the minimum angles running state.
Fig. 1 shows the swashplate assembly in a kind of existing variable-displacement rotary tilting-tray compressor, and this swash plate assembly comprises pivoted arm 1 ', swash plate 2 ', pivoted arm pilot hole 3 ', bulb guide finger 4 ', the spacing convex 5 ' of pivoted arm, the spacing convex 6 ' of swash plate, the spacing snap ring 7 ' on the main shaft, main shaft 8 '.In existing swash plate assembly, in order to realize that pivoted arm 1 ' drives the motion of swash plate 2 ', be provided with a pin framework between pivoted arm 1 ' and the swash plate 2 ', this pin framework comprises the pilot hole 3 ' that is arranged on the pivoted arm 1 ', be arranged at the bulb guide finger 4 ' on the rotating disk 2 ', the ball head 41 ' of bulb guide finger 4 ' is engaged in the pilot hole 3 ' to realize being connected of pivoted arm 1 ' and swash plate 2 '.
The factor of decision swash plate maximum angle and minimum angles comprises the positional accuracy of bulb guide finger 4 ', the machining accuracy of pivoted arm pilot hole 3 ' and the mating face precision of spacing convex 5 ' of pivoted arm and the spacing convex 6 ' of swash plate, and the precision of minimum angles also is subjected to the spacing snap ring 7 ' on the main shaft and the influence of the surface of contact between the swash plate 2 ', so the processing technology more complicated, and can not realize accurate control for maximum angle and minimum angles.
And it is well-known, the minimum angles of swash plate is too big, the stroke of then not working at compressor in (the main shaft swash plate did not rotate with minimum angles when compressor was not worked) is excessive, can increase the consumption of energy and unnecessary wearing and tearing like this, influences the energy consumption and the working life of complete machine; The minimum angles of swash plate is too small, then in operation process, can't not start because of reaching starting pressure reduction, causes complete machine to lose efficacy.Simultaneously, in the rotary swash plate compressor that becomes discharge capacity, the maximum angle of swash plate is then determining the output discharge capacity of compressor, and maximum angle is too little, then the stroke of piston can not reach the setting requirement, the refrigerating capacity deficiency of exporting when causing maximum pump discharge influences the comfort level in the car, and maximum angle is too big, specified maximum pump discharge is increased, influence machine performance, even cause piston collisions cylinder and protecgulum, cause compressor damage.
Summary of the invention
For solving the problems referred to above of prior art, the invention provides a kind of variable-displacement rotary tilting-tray compressor, its structure can accurately be controlled the swash plate maximum angle and the minimum angles of compressor.
For realizing this purpose, the invention provides a kind of variable-displacement rotary tilting-tray compressor, have the swash plate assembly, described swash plate assembly comprises swash plate, the swash plate seat, pivoted arm passes the main shaft of described swash plate, described swash plate seat, described pivoted arm; Wherein, described pivoted arm secure fit is on described main shaft; Described swash plate is fixed on the described swash plate seat coaxially, is provided with the center hole that passes for described main shaft at the center of described swash plate seat; Described pivoted arm is connected to described swash plate seat by a pin framework; Wherein, described pin framework comprises an axis pin base that is arranged on the described swash plate seat, is arranged on the pin sleeve of described pivoted arm, and one passes the bearing pin of described axis pin base, described pin sleeve; The center hole of described swash plate seat comprises a center hole wall, described center hole wall is crossed by two cylndrical surface and forms, wherein the part of first cylndrical surface constitutes the face of described center hole wall, the part of second cylndrical surface constitutes the face of described center hole wall, angle between the center line of first cylndrical surface and the central axis of described main shaft is the maximum angle of described swash plate, the minimum angles that the center line of second cylndrical surface and described alignment of shafts axis angle are described swash plate.
Preferably, select the numerical value of described maximum angle and described minimum angles according to the discharge capacity of described compressor.
Preferably, described swash plate and described swash plate seat are made into integration.
Preferably, described swash plate and described swash plate seat are separately made.
Preferably described pivoted arm is interference fitted on the described main shaft.
By said structure of the present invention, different with the swash plate assembly of prior art, swash plate maximum angle of the present invention and minimum angles position only just can be controlled by swash plate seat center hole, therefore just the maximum angle and the minimum angles of compressor be can accurately control by the machining accuracy in control centre hole, and the machining accuracy of a plurality of parts of control and the problem that the rigging position precision could be controlled maximum angle and minimum angles avoided to pass through in the prior art.
Brief description of drawings
Following with reference to accompanying drawing, the preferred embodiments of the present invention are made detailed description so that design of the present invention and characteristics clearly are described, wherein:
Fig. 1 is the schematic perspective view of swash plate assembly in the existing variable-displacement rotary tilting-tray compressor;
Fig. 2 is the schematic perspective view of variable-displacement rotary tilting-tray compressor of the present invention;
Fig. 3 is the swash plate assembly sectional view of variable-displacement rotary tilting-tray compressor shown in Figure 2;
Fig. 4 is the schematic perspective view of swash plate seat in the swash plate assembly shown in Figure 2;
Fig. 5, Fig. 6 are the front elevation and the rear views of swash plate seat shown in Figure 4; And
Fig. 7 is the sectional view along B-B line among Fig. 6.
Embodiment
Fig. 2 is the swash plate assembly schematic perspective view of variable-displacement rotary tilting-tray compressor of the present invention, and Fig. 3 is a swash plate assembly sectional view, and this swash plate assembly mainly comprises swash plate 1, swash plate seat 2, and pivoted arm 3 passes the main shaft 4 of swash plate 1, swash plate seat 2 and pivoted arm 3.
Pivoted arm 3 be secure fit on main shaft 4, for example be fixed on the main shaft 4 so that it can rotate with main shaft 4 with interference fit.Swash plate 1 is fixed on the swash plate seat 2 coaxially, swash plate 1 can be made integratedly with swash plate seat 2, also can make separately, offers the center hole 21 that passes for main shaft 4 at the center of swash plate seat 2, after the installation, swash plate 1 is rotatable and mobile on main shaft 4 with swash plate seat 2.
Also be provided with an axis pin base 22 on swash plate seat 2, be provided with pin sleeve 31, one bearing pins 5 and pass axis pin base 21, pin sleeve 31 on pivoted arm 3, these parts constitute a pin framework and swash plate 2 and pivoted arm 3 are linked together.
The concrete structure of swash plate seat 2 of the present invention is illustrated among Fig. 4-Fig. 7, and the center hole 21 on the swash plate seat 2 roughly is waist shape, especially as Fig. 4, shown in 5,6.In Fig. 7, central axis corresponding to main shaft 4 is expressed as I, center hole wall 211 is crossed by two cylndrical surface and forms, as shown in the figure, the meld line of these two cylndrical surface is C, the part of one of them cylndrical surface constitutes the face a of center hole wall 211, and the part of another cylndrical surface constitutes the face b of center hole wall 211.Center line corresponding to the cylndrical surface of face a is expressed as II, center line corresponding to the cylndrical surface of face b is expressed as III, angle between alignment of shafts axis I and the face a center line II is α, this angle is corresponding to the maximum angle of swash plate 1, angle between alignment of shafts axis I and the face b center line III is β, and this angle is corresponding to the minimum angles of swash plate 1.
When compressor operating, main shaft 4 rotates, the pivoted arm 3 that drive is fixed thereon rotates, driving swash plate seat 2, swash plate 1 by the pin framework on pivoted arm 3 and the swash plate seat 2 rotates in the lump, simultaneously since swash plate seat 2, swash plate 1 be on main shaft 4 movably, so swash plate seat 2 and swash plate 1 relative main shaft 4 when rotating with main shaft is swung.Pressure in the crankcase of compressor reduces, promptly when compressor is in the maximum pump discharge working condition, for example when the slow-speed of revolution or high load, swash plate swings to face a and main shaft 4 position contacting on the hole wall 211 that makes swash plate seat 2 center holes 21, and this moment, swash plate 1 was in the position of maximum angle.Pressure in the crankcase of compressor raises, promptly when compressor is in the minimum injection rate working condition, when for example high rotating speed or low-load, swash plate swings to face b and main shaft 4 position contacting on the hole wall 211 that makes swash plate seat center hole 21, and this moment, swash plate 1 was in the minimum angles position.
By said structure of the present invention, only just can control the maximum angle and the minimum angles of compressor slanting plate by swash plate seat 2 center holes 21, the discharge capacity of the big or small corresponding compressor of angle α, β, in other words, can determine the numerical value of angle α, β according to the discharge capacity of compressor, therefore just can accurately control the maximum angle and the minimum angles of compressor by the machining accuracy in control centre hole, and avoid machining accuracy and the rigging position precision problem of controlling minimum and maximum angle by controlling a plurality of parts of need in the prior art.
Claims (5)
1. a variable-displacement rotary tilting-tray compressor has the swash plate assembly, and described swash plate assembly comprises swash plate (1), swash plate seat (2), and pivoted arm (3) passes the main shaft 4 of described swash plate (1), described swash plate seat (2) and described pivoted arm (3); Wherein, described pivoted arm (3) secure fit is on described main shaft (4); Described swash plate (1) is fixed on the described swash plate seat (2) coaxially, is provided with the center hole (21) that passes for described main shaft (4) at the center of described swash plate seat (2); Described pivoted arm (3) is connected to described swash plate seat (2) by a pin framework;
It is characterized in that described pin framework comprises an axis pin base (22) that is arranged on the described swash plate seat (2), be arranged on the pin sleeve (31) of described pivoted arm (3), one passes the bearing pin (5) of described axis pin base (21), described pin sleeve (31);
The center hole (21) of described swash plate seat (2) comprises a center hole wall (211), described center hole wall (211) is crossed by two cylndrical surface and forms, wherein the part of first cylndrical surface constitutes the face (a) of described center hole wall (211), the part of second cylndrical surface constitutes the face (b) of described center hole wall (211), angle between the central axis (II) of center line of first cylndrical surface (I) and described main shaft (4) is the maximum angle (α) of described swash plate (1), and the center line of second cylndrical surface (III) is the minimum angles (β) of described swash plate (1) with described alignment of shafts axis (I) angle.
2. variable-displacement rotary tilting-tray compressor as claimed in claim 1 is characterized in that, selects the numerical value of described maximum angle (α) and described minimum angles (β) according to the discharge capacity of described compressor.
3. variable-displacement rotary tilting-tray compressor as claimed in claim 1 is characterized in that, described swash plate (1) is made into integration with described swash plate seat (2).
4. variable-displacement rotary tilting-tray compressor as claimed in claim 1 is characterized in that, described swash plate (1) is separately made with described swash plate seat (2).
5. variable-displacement rotary tilting-tray compressor as claimed in claim 1 is characterized in that, described pivoted arm (1) is interference fitted on the described main shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910047769A CN101839228A (en) | 2009-03-19 | 2009-03-19 | Variable-displacement rotary tilting-tray compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910047769A CN101839228A (en) | 2009-03-19 | 2009-03-19 | Variable-displacement rotary tilting-tray compressor |
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| Publication Number | Publication Date |
|---|---|
| CN101839228A true CN101839228A (en) | 2010-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910047769A Pending CN101839228A (en) | 2009-03-19 | 2009-03-19 | Variable-displacement rotary tilting-tray compressor |
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| CN (1) | CN101839228A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330660A (en) * | 2011-11-01 | 2012-01-25 | 无锡市苏立成汽车空调压缩机有限公司 | Swash plate positioning structure for air condition compressor of automobile |
| CN102767507A (en) * | 2012-07-18 | 2012-11-07 | 无锡市苏立成汽车空调压缩机有限公司 | Swivel arm structure of automobile air conditioner compressor |
| CN103291588A (en) * | 2013-06-15 | 2013-09-11 | 浙江鸿友压缩机制造有限公司 | Rocker arm type rotation limiting mechanism and compressor with same |
| CN103306938A (en) * | 2013-05-23 | 2013-09-18 | 浙江三田汽车空调压缩机有限公司 | Swash plate seat structure for automobile air conditioner compressor |
| CN103671024A (en) * | 2012-09-17 | 2014-03-26 | 苏州中成汽车空调压缩机有限公司 | Main shaft swash plate mechanism for compressor |
| CN103671023A (en) * | 2012-09-17 | 2014-03-26 | 苏州中成汽车空调压缩机有限公司 | Tilting frame assembly |
| CN105863998A (en) * | 2016-06-03 | 2016-08-17 | 江苏盈科汽车空调有限公司 | Automobile air conditioner rotating arm |
| CN106050611A (en) * | 2016-06-03 | 2016-10-26 | 江苏盈科汽车空调有限公司 | Bearing transmission mechanism of tilting tray of auto air-condition compressor |
| CN110454361A (en) * | 2019-08-15 | 2019-11-15 | 台州动林汽车空调压缩机有限公司 | Automobile air conditioner compressor and its oblique disk structure |
| CN111005851A (en) * | 2019-12-25 | 2020-04-14 | 潍柴动力股份有限公司 | Displacement feedback variable mechanism of hydraulic plunger pump and hydraulic plunger pump |
| CN111959223A (en) * | 2019-05-20 | 2020-11-20 | 现代自动车株式会社 | Electronic control valve of HVAC system of vehicle and control method of HVAC system |
-
2009
- 2009-03-19 CN CN200910047769A patent/CN101839228A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330660A (en) * | 2011-11-01 | 2012-01-25 | 无锡市苏立成汽车空调压缩机有限公司 | Swash plate positioning structure for air condition compressor of automobile |
| CN102767507A (en) * | 2012-07-18 | 2012-11-07 | 无锡市苏立成汽车空调压缩机有限公司 | Swivel arm structure of automobile air conditioner compressor |
| CN103671023A (en) * | 2012-09-17 | 2014-03-26 | 苏州中成汽车空调压缩机有限公司 | Tilting frame assembly |
| CN103671024A (en) * | 2012-09-17 | 2014-03-26 | 苏州中成汽车空调压缩机有限公司 | Main shaft swash plate mechanism for compressor |
| CN103306938A (en) * | 2013-05-23 | 2013-09-18 | 浙江三田汽车空调压缩机有限公司 | Swash plate seat structure for automobile air conditioner compressor |
| CN103291588B (en) * | 2013-06-15 | 2015-09-02 | 浙江鸿友压缩机制造有限公司 | A kind of rocking arm type limit rotation mechanism and the compressor with this rocking arm type limit rotation mechanism |
| CN103291588A (en) * | 2013-06-15 | 2013-09-11 | 浙江鸿友压缩机制造有限公司 | Rocker arm type rotation limiting mechanism and compressor with same |
| CN105863998A (en) * | 2016-06-03 | 2016-08-17 | 江苏盈科汽车空调有限公司 | Automobile air conditioner rotating arm |
| CN106050611A (en) * | 2016-06-03 | 2016-10-26 | 江苏盈科汽车空调有限公司 | Bearing transmission mechanism of tilting tray of auto air-condition compressor |
| CN111959223A (en) * | 2019-05-20 | 2020-11-20 | 现代自动车株式会社 | Electronic control valve of HVAC system of vehicle and control method of HVAC system |
| CN110454361A (en) * | 2019-08-15 | 2019-11-15 | 台州动林汽车空调压缩机有限公司 | Automobile air conditioner compressor and its oblique disk structure |
| CN111005851A (en) * | 2019-12-25 | 2020-04-14 | 潍柴动力股份有限公司 | Displacement feedback variable mechanism of hydraulic plunger pump and hydraulic plunger pump |
| CN111005851B (en) * | 2019-12-25 | 2021-07-20 | 潍柴动力股份有限公司 | Displacement feedback variable mechanism of hydraulic plunger pump and hydraulic plunger pump |
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Open date: 20100922 |