CN205225734U - Flange assembly and compressor under compressor - Google Patents
Flange assembly and compressor under compressor Download PDFInfo
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- CN205225734U CN205225734U CN201520897456.2U CN201520897456U CN205225734U CN 205225734 U CN205225734 U CN 205225734U CN 201520897456 U CN201520897456 U CN 201520897456U CN 205225734 U CN205225734 U CN 205225734U
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- compressor
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- lower flange
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Abstract
The utility model discloses a flange assembly and compressor under compressor. Flange assembly includes first valve, lower flange and laps down under the compressor, the inside of lower flange is formed with first air channel, second air channel, air discharge duct, first air vent, goes up oilhole and gleitbretter backpressure groove, the air discharge duct loops through first air channel, first valve, second air channel and is connected with gleitbretter backpressure groove, go up oilhole and gleitbretter backpressure groove intercommunication, the break -make of oilhole on the first valve control, down the inside of apron is formed with and laps the oil through down, and the one end of lapping the oil through under is installed to the first end of first valve, and the second of first valve is held and is installed the first end at first air vent. The utility model discloses the first valve control of accessible provides the backpressure to gleitbretter backpressure groove, makes the gleitbretter head combine with bearing inner race well to alleviate the problem of the gleitbretter back pressure chamber pressure rapid drawdown that leads to because the gleitbretter stretches out, guarantee the compressor maintainability.
Description
Technical field
The utility model relates to compressor field, in particular to a kind of compressor lower flange assembly and compressor.
Background technique
Application number is the Chinese patent of CN200410078602.5, discloses a kind of compressor.In this patent application according to normal operation → shut down → again start be introduced.When running well, oil, after filter screen, valve body, enters slide plate back pressure cavity.When again starting, produce negative pressure in vane slot, so the fluid of back pressure cavity (gas) flows into vane slot; Meanwhile, vent produces pumping action, and to make valve body close, and the pressure at cylinder micro-hole place raises, and to open valve body, makes refrigeration oil enter slide plate back pressure groove.
Application number is the Chinese patent of CN02105644.7, discloses a kind of gas compressor.The blade backpressure of this patent application reduces, and protrudes out ability and can not reduce; At air-breathing and compression stage, slide plate backside pressure is low pressure oil; At exhaust phase, slide plate backside pressure is high pressure oil (housing pressure).
But in above-mentioned first section of patent documentation, it controls quite complicated, is not easy to sample preparation and the production of compressor; And the control accuracy of second section of patent documentation is slightly poor.
Model utility content
There is provided a kind of structure is simple, cost is low compressor lower flange assembly and compressor in the utility model embodiment, it can provide back pressure to slide plate, to alleviate the problem of the slide plate Pressure in Back-pressure Cavity rapid drawdown caused because slide plate stretches out.
For achieving the above object, the utility model embodiment provides a kind of compressor lower flange assembly, comprises the first valve, lower flange and lower cover plate; The inside of lower flange is formed with the first vent slot, the second vent slot, air vent, the first vent, upper oil hole and slide plate back pressure groove; Air vent is connected with slide plate back pressure groove by the first vent slot, the first valve, the second vent slot successively; Upper oil hole is communicated with slide plate back pressure groove, and the first valve controls the break-make of upper oil hole; The inside of lower cover plate is formed with lower cover plate oil through, and the first end of the first valve is arranged on one end of lower cover plate oil through, and the second end of the first valve is arranged on the first end of the first vent.
As preferably, the inside of lower flange is also formed with bearing oil supply hole, and upper oil hole is communicated with bearing oil supply hole.
As preferably, be formed with the first installation cavity in lower flange, be formed with the second installation cavity in lower cover plate, a part for the first valve is arranged in the first installation cavity, and another part of the first valve is arranged in the second installation cavity.
As preferably, the first valve comprises valve body and spring, valve body is provided with the groove of the break-make for controlling break-make between the first vent slot and the second vent slot and upper oil hole.
As preferably, the inside of lower flange is also formed with the second vent, and the second vent slot is communicated with slide plate back pressure groove by the second vent.
As preferably, compressor lower flange assembly also comprises the second valve, and the second valve is arranged on the second end of the first vent; The inside of lower flange is also formed with the 3rd vent, and one end of the 3rd vent is communicated with the second vent, and the other end of the 3rd vent is communicated with the side away from the first valve being positioned at the second valve of the first vent.
As preferably, the inside of lower flange is also formed with the 4th vent, and upper oil hole is communicated with slide plate back pressure groove by the 4th vent.
As preferably, the second valve is ball valve.
The utility model additionally provides a kind of compressor, comprises above-mentioned compressor lower flange assembly.
As preferably, compressor also comprises housing, outlet pipe and is positioned at outside and the externally connected pipe be connected with housing; Compressor also comprises the bearing be arranged in housing, upper flange, main shaft, stator and rotor; Compressor lower flange assembly, bearing, upper flange, rotor are arranged on main shaft successively, and stator is arranged on the outside of rotor; Form the first gas channel between the trimming of stator and housing, between stator and rotor, form the second gas channel, between the trimming of upper flange and housing, form the 3rd gas channel; The side away from upper flange of compressor lower flange assembly forms chamber, left side, and the side away from upper flange of rotor forms right-side cavity; The relief opening of upper flange is communicated with outlet pipe by the first gas channel, right-side cavity, externally connected pipe, chamber, left side successively, and/or be communicated with outlet pipe by the second gas channel, right-side cavity, externally connected pipe, chamber, left side successively, and/or be communicated with outlet pipe by the 3rd gas channel, chamber, left side successively.
As preferably, compressor also comprises and is positioned at outside and the return tube be connected with housing; Compressor also comprises oil trap, be arranged on the upper oil pipe in housing and be arranged on the fan of close rotor one end of main shaft; Fluid in the oil sump in chamber, left side flows back into the oil sump in chamber, left side successively by the center hole of upper oil pipe, oil trap, main shaft, fan, the oil sump of right-side cavity, return tube.
As preferably, between upper flange and rotor, form intermediate cavity; The fluid of intermediate cavity flows to the oil sump of right-side cavity by the gap between the trimming of stator and housing.
The utility model controls to provide back pressure to slide plate back pressure groove by the first valve, and slide plate head is combined with bearing inner race well, to alleviate the problem of the slide plate Pressure in Back-pressure Cavity rapid drawdown caused because slide plate stretches out, ensures the reliability of compressor operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the lower flange of the utility model embodiment;
Fig. 2 is the structural representation of compressor lower flange assembly when aeration status of the utility model embodiment;
Fig. 3 is the structural representation of compressor lower flange assembly when logical oil condition of the utility model embodiment;
Fig. 4 is the sectional view of the lower flange of the utility model embodiment;
Fig. 5 is the structural representation of first valve of the utility model embodiment;
Fig. 6 is the structural representation of the compressor of the utility model embodiment;
Fig. 7 is the schematic diagram of the upper flange trimming of the utility model embodiment;
Fig. 8 is the bearing of the utility model embodiment and the mounting structure schematic diagram of slide plate.
Description of reference numerals: 1, the first valve; 2, the second valve; 3, lower flange; 4, lower cover plate; 5, the first vent slot; 6, the second vent slot; 7, air vent; 8, the first vent; 9, upper oil hole; 10, bearing oil supply hole; 11, slide plate back pressure groove; 12, lower cover plate oil through; 13, valve body; 14, spring; 15, groove; 16, the second vent; 17, the 3rd vent; 18, the 4th vent; 19, compressor lower flange assembly; 20, housing; 21, outlet pipe; 22, externally connected pipe; 23, bearing; 24, upper flange; 25, main shaft; 26, stator; 27, rotor; 28, the first gas channel; 29, the second gas channel; 30, the 3rd gas channel; 31, chamber, left side; 32, right-side cavity; 33, relief opening; 34, return tube; 35, oil trap; 36, upper oil pipe; 37, fan; 38, intermediate cavity; 39, upper flange trimming; 40, slide plate; 41, main shaft oil outlet; 42, spindle hole; 43, bearing roller chamber; 44, intakeport; 45, air-breathing groove; 46, gas pressure relief slot; 47, relief opening.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as to restriction of the present utility model.
Please refer to Fig. 1 to Fig. 8, the utility model embodiment provides a kind of compressor lower flange assembly, comprises the first valve 1, lower flange 3 and lower cover plate 4; The inside of lower flange 3 is formed with the first vent slot 5, second vent slot 6, air vent 7, first vent 8, upper oil hole 9 and slide plate back pressure groove 11; Air vent 7 is connected with slide plate back pressure groove 11 by the first vent slot 5, first valve 1, second vent slot 6 successively; Upper oil hole 9 is communicated with slide plate back pressure groove 11, and the first valve 1 controls the break-make of upper oil hole 9; The first end that the inside of lower cover plate 4 is formed with lower cover plate oil through 12, first valve 1 is arranged on one end of lower cover plate oil through 12, and the second end of the first valve 1 is arranged on the first end of the first vent 8.Wherein, the oil of slide plate back pressure groove 11 provides back pressure mainly to the afterbody of slide plate 40, makes slide plate head can be good at fitting with the inner ring of bearing 23, ensures the reliability of compressor operation.Preferably, the second valve 2 is ball valves.As shown in Figure 1, lower flange 3 is also provided with intakeport 44 and relief opening 47, intakeport 44 is communicated with air-breathing groove 45, and relief opening 47 is communicated with air vent 7.
As shown in Figure 2, when compressor does not start, the first valve 1 is positioned at the left end of the installation cavity of lower cover plate 4 under the effect of its spring force, and now the first valve 1 is communicated with the first vent slot 5 and the second vent slot 6, and slide plate back pressure groove 11 is communicated with the second vent slot 6.
Please refer to Fig. 1, when compressor start, the gas channels of gaseous coolant in air vent 7 by being formed by air vent 7 → the first vent slot 5 → the first valve 1 → the second vent slot 6 → slide plate back pressure groove 11, reach the afterbody air feed that slide plate back pressure groove 11 is slide plate 40, to slow down because slide plate 40 pops the pressure drop problem of the slide plate back pressure groove 11 caused, what add slide plate 40 protrudes out performance.
The utility model controls to provide the break-make of the backpressure passage of back pressure and gas circuit, oil circuit to switch to slide plate back pressure groove 11 by the first valve, thus, back pressure is provided to slide plate afterbody, slide plate head is combined with bearing inner race well, to alleviate the problem of the slide plate Pressure in Back-pressure Cavity rapid drawdown caused because slide plate stretches out, ensure the reliability of compressor operation.Owing to have employed technique scheme, the utility model, under the prerequisite ensureing control accuracy, changes control mode simultaneously, has the features such as easy to operate, easy assembling.
Preferably, the inside of lower flange 3 is also formed with bearing oil supply hole 10, and upper oil hole 9 is communicated with bearing oil supply hole 10.Like this, lubricant oil can be provided by bearing oil supply hole 10 to bearing.Please refer to Fig. 3, compressor is communicated with oil circuit after running well, detailed process is as follows: the pressure in housing gradually rise to exhaust pressure, in housing 20, the pressure of pasta also reaches exhaust pressure, and the pressure in the first vent 8 is less than pasta pressure, now, the valve body 13 of the first valve 1 moves right to the position shown in Fig. 3 under the effect of pressure reduction.Like this, upper oil hole 9 is in connected state under the effect of the first valve 1, and now oil content is that two-way lubricates: 1) oil sump → upper oil hole 9 → bearing oil supply hole 10; 2) oil sump → upper oil hole 9 → slide plate back pressure groove 11.Wherein, the fuel feeding mainly lubricating bearings of bearing oil supply hole 10, because during compressor operation, bearing is also rotate.
Please refer to Fig. 2 and Fig. 3, preferably, be formed with the first installation cavity in lower flange 3, be formed with the second installation cavity in lower cover plate 4, a part for the first valve 1 is arranged in the first installation cavity, and another part of the first valve 1 is arranged in the second installation cavity.
Please refer to Fig. 5, preferably, the first valve 1 comprises valve body 13 and spring 14, valve body 13 is provided with the groove 15 of the break-make for controlling break-make between the first vent slot 5 and the second vent slot 6 and upper oil hole 9.
Please refer to Fig. 1, preferably, the inside of lower flange 3 is also formed with the second vent 16, second vent slot 6 and is communicated with slide plate back pressure groove 11 by the second vent 16.
Preferably, compressor lower flange assembly also comprises the second end that the second valve 2, second valve 2 is arranged on the first vent 8; One end that the inside of lower flange 3 is also formed with the 3rd vent the 17, three vent 17 is communicated with the second vent 16, and the other end of the 3rd vent 17 is communicated with the side away from the first valve 1 being positioned at the second valve 2 of the first vent 8.Please refer to Fig. 1, when compressor start, the first vent 8 is closed by the second valve 2 under the differential pressure action of its left and right sides, and the pressure now in the first vent 8 is less than exhaust pressure.
Preferably, the inside of lower flange 3 is also formed with the 4th vent 18, and upper oil hole 9 is communicated with slide plate back pressure groove 11 by the 4th vent 18.
Please refer to Fig. 1 to Fig. 8, the utility model additionally provides a kind of compressor, comprises above-mentioned compressor lower flange assembly 19.
Before compressor start, due to static, lubricant oil is collected at the bottom of compressor, and the top of compressor and air vent 7 are full of is gaseous coolant.The pressure of the first vent 8 and lower cover plate oil through 12 is in state of equilibrium, the state shown in Fig. 2 is positioned under the effect of spring force that now valve body 13 of the first valve 1 provides at spring 14, now, the groove 15 of the first valve 1 is communicated with the first vent slot 5 and the second vent slot 6, slide plate back pressure groove 11 is communicated with the second vent slot 6 by the second vent 16, and the 3rd vent 17 is communicated with the second vent 16.
When compressor start, gaseous coolant in air vent 7 is by following gas channels: air vent 7 → the first vent slot 5 → groove 15 → the second vent slot 6 → the second vent 16 → slide plate back pressure groove 11, reach slide plate back pressure groove 11 for slide plate 40 afterbody air feed, to slow down because slide plate 40 pops the pressure drop of the slide plate back pressure groove 11 caused, what add slide plate 40 protrudes out performance.Meanwhile, the 3rd vent 17 and the second vent 16 are also in connected state, and the second valve 2 cuts out the first vent 8 under the effect of its left and right sides pressure reduction, and the pressure now in the first vent 8 is less than exhaust pressure.
Owing to have employed technique scheme, the function that compressor oil circuit of the present utility model has gas, oil switches, when compressor start, the first vent slot 5 opened by lower flange 3 and the second vent slot 6 are to the afterbody air feed of slide plate 40; When the compressor is normally operated, the valve body 13 of the first valve 1 makes upper oil hole 9 be communicated with under the effect of pressure reduction, thus to slide plate back pressure groove 11 fuel feeding, to ensure the reliability Work of slide plate 40.The utility model controls accurately, and structure has certain novelty, and control effects is good.
Please refer to Fig. 6 preferably, compressor also comprises housing 20, outlet pipe 21 and is positioned at housing 20 outside and the externally connected pipe 22 be connected with housing 20; Compressor also comprises the bearing 23 be arranged in housing 20, upper flange 24, main shaft 25, stator 26 and rotor 27; Compressor lower flange assembly 19, bearing 23, upper flange 24, rotor 27 are arranged on main shaft 25 successively, and stator 26 is arranged on the outside of rotor 27; Form the first gas channel 28 between the trimming of stator and housing 20, between stator 26 and rotor 27, form the second gas channel 29, between the trimming of upper flange 24 and housing 20, form the 3rd gas channel 30; The side away from upper flange 24 of compressor lower flange assembly 19 forms chamber 31, left side, and the side away from upper flange 24 of rotor 27 forms right-side cavity 32; The relief opening 33 of upper flange 24 is communicated with outlet pipe 21 by the first gas channel 28, right-side cavity 32, externally connected pipe 22, chamber, left side 31 successively, and/or be communicated with outlet pipe 21 by the second gas channel 29, right-side cavity 32, externally connected pipe 22, chamber, left side 31 successively, and/or be communicated with outlet pipe 21 by the 3rd gas channel 30, chamber, left side 31 successively.
As shown in Figure 7, upper flange 24 has upper flange trimming 39.As shown in Figure 8, the contact internal walls of one end of slide plate 40 and the bearing roller chamber 43 of bearing 23, the visible spindle hole 42 in end of main shaft 25 and main shaft oil outlet 41.From this visual angle of Fig. 5, the air-breathing groove 45 of lower flange 3 can also be seen.
Preferably, intermediate cavity 38 is formed between upper flange 24 and rotor 27; The fluid of intermediate cavity 38 flows to the oil sump of right-side cavity 32 by the gap between the trimming of stator 26 and housing 20.Like this, the cylinder (bearing 23) in compressor is divided into chamber 31, left side, intermediate cavity 38, right-side cavity 32 3 active chambers by slide plate 40.When compressor start, main shaft 25 rotates under the drive of motor, and slide plate 40 stretches out from vane slot under the influence of centrifugal force, and cylinder is divided into three air chambers, air chamber realizes the change of volume in compressor rotary course, thus realizes air-breathing and the exhaust process of air chamber.
Please refer to Fig. 6, wherein, the path shown in solid arrow is exhaust pathway, and the path shown in dotted arrow is oil circuit.As shown in Figure 6, the exhaust of compressor is directly discharged to intermediate cavity 38, and then, gas coolant is divided into two-way: 1) chamber, upper flange relief opening 33 → the first gas channel 28/ second gas channel 29 → right-side cavity 32 → externally connected pipe 22 → left side 31 → outlet pipe 21; 2) chamber, upper flange relief opening the 33 → three gas channel 30 → left side 31 → outlet pipe 21.Wherein, the cold media air of the first via, through motor, can cause two results: the heating value 1) taking away motor; 2) intermediate cavity can produce certain pressure loss to right-side cavity, the pressure of intermediate cavity 38 is caused to be greater than the pressure of right-side cavity 32, also because so, the oil in the bottom oil sump of intermediate cavity 38 is left to right-side cavity 32 by the first gas channel 28 under the effect of pressure difference.And the refrigerant of right-side cavity 32 by externally connected pipe 22 reach left side chamber 31 also can produce certain pressure loss, the pressure of right-side cavity 32 is caused to be greater than the pressure in chamber 31, left side, thus the oil of right-side cavity 32 gets back to chamber 31, left side by the return tube 34 of bottom under the effect of pressure difference, so final result be exactly cause intermediate cavity 38 and right-side cavity 32 oil all oil return to chamber, left side 31, this is also the optimal state of compressor, because the upper oil pipe 36 of compressor is arranged in the chamber, left side 31 of compressor.
Meanwhile, intermediate cavity 38 does not have oil, can avoid the possibility that relief opening is flooded by oil, thus decrease the exhaust loss of compressor; Right-side cavity 32 does not have oil, avoid motor in the running rotor there is stirring the phenomenon of oil, decrease the power consumption of compressor.
Preferably, compressor also comprises and is positioned at the outside and return tube 34 be connected with housing 20 of housing 20; Compressor also comprises oil trap 35, be arranged on the upper oil pipe 36 in housing 20 and be arranged on the fan 37 of close rotor 27 one end of main shaft 25; Fluid in the oil sump in chamber 31, left side flows back into the oil sump in chamber 31, left side successively by the center hole of upper oil pipe 36, oil trap 35, main shaft 25, fan 37, the oil sump of right-side cavity 32, return tube 34.
Like this, the afterbody being rotated in main shaft 25 of fan 37 forms certain negative pressure, and the flow direction of oil is: the oil sump in the oil sump → chamber, return tube 34 → left side 31 of the center hole → fan 37 → right-side cavity 32 of oil sump → upper oil pipe 36 → oil trap 35 → main shaft 25 in chamber, left side 31; Meanwhile, the fluid of intermediate cavity 38 can flow to right-side cavity 32 by stator trimming.
When compressor runs well, pressure in housing 20 gradually rise to exhaust pressure, in housing 20, the pressure of pasta also reaches exhaust pressure, and the pressure in the first vent 8 is less than pasta pressure, now, the valve body 13 of the first valve 1 moves right under the effect of its both sides pressure reduction.Upper oil hole 9 is in connected state by the groove 15 of the first valve 1, and now oil content is two-way lubrication; 1) oil sump → upper oil hole 9 → bearing oil supply hole 10; 2) oil sump → upper oil hole 9 → slide plate back pressure groove 11.The fuel feeding mainly lubricating bearings of bearing oil supply hole 10, because during compressor operation, bearing is also rotate.The oil of slide plate back pressure groove 11 provides back pressure mainly to the afterbody of slide plate 40, makes the head of slide plate 40 can be good at fitting with bearing inner race, ensures the reliability of compressor operation.
In addition, in order to the friction of the head and cylinder inner wall face that reduce compressor air-discharging later stage slide plate 40, lower flange 3 has gas pressure relief slot 46.This is because in the compressor air-discharging later stage, the volume of slide plate back pressure groove 11 becomes minimum, now the oil pressure of the inside can increase suddenly, has the degree that gas pressure relief slot 46 can alleviate this increase, reduces friction power loss.
Certainly, be more than preferred implementation of the present utility model.It should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model basic principle, can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (12)
1. a compressor lower flange assembly, is characterized in that, comprises the first valve (1), lower flange (3) and lower cover plate (4);
The inside of described lower flange (3) is formed with the first vent slot (5), the second vent slot (6), air vent (7), the first vent (8), upper oil hole (9) and slide plate back pressure groove (11);
Described air vent (7) is connected with described slide plate back pressure groove (11) by described first vent slot (5), described first valve (1), described second vent slot (6) successively;
Described upper oil hole (9) is communicated with described slide plate back pressure groove (11), and described first valve (1) controls the break-make of described upper oil hole (9);
The inside of described lower cover plate (4) is formed with lower cover plate oil through (12), the first end of described first valve (1) is arranged on one end of described lower cover plate oil through (12), and the second end of described first valve (1) is arranged on the first end of described first vent (8).
2. compressor lower flange assembly according to claim 1, it is characterized in that, the inside of described lower flange (3) is also formed with bearing oil supply hole (10), and described upper oil hole (9) is communicated with described bearing oil supply hole (10).
3. compressor lower flange assembly according to claim 1, it is characterized in that, described lower flange is formed with the first installation cavity in (3), described lower cover plate is formed with the second installation cavity in (4), a part for described first valve (1) is arranged in described first installation cavity, and another part of described first valve (1) is arranged in described second installation cavity.
4. compressor lower flange assembly according to claim 1, it is characterized in that, described first valve (1) comprises valve body (13) and spring (14), described valve body (13) is provided with the groove (15) of the break-make for controlling break-make between described first vent slot (5) and described second vent slot (6) and described upper oil hole (9).
5. compressor lower flange assembly according to claim 1, it is characterized in that, the inside of described lower flange (3) is also formed with the second vent (16), and described second vent slot (6) is communicated with described slide plate back pressure groove (11) by described second vent (16).
6. compressor lower flange assembly according to claim 5, is characterized in that, described compressor lower flange assembly also comprises the second valve (2), and described second valve (2) is arranged on the second end of described first vent (8);
The inside of described lower flange (3) is also formed with the 3rd vent (17), one end of described 3rd vent (17) is communicated with described second vent (16), and the other end of described 3rd vent (17) is communicated with the side away from described first valve (1) being positioned at described second valve (2) of described first vent (8).
7. compressor lower flange assembly according to claim 5, it is characterized in that, the inside of described lower flange (3) is also formed with the 4th vent (18), and described upper oil hole (9) is communicated with described slide plate back pressure groove (11) by described 4th vent (18).
8. compressor lower flange assembly according to claim 6, is characterized in that, described second valve (2) is ball valve.
9. a compressor, is characterized in that, comprises the compressor lower flange assembly (19) according to any one of claim 1 to 8.
10. compressor according to claim 9, is characterized in that,
Described compressor also comprises housing (20), outlet pipe (21) and is positioned at described housing (20) outside and the externally connected pipe (22) be connected with described housing (20);
Described compressor also comprises the bearing (23) be arranged in described housing (20), upper flange (24), main shaft (25), stator (26) and rotor (27);
Described compressor lower flange assembly (19), described bearing (23), described upper flange (24), described rotor (27) are arranged on described main shaft (25) successively, and described stator (26) is arranged on the outside of described rotor (27);
The first gas channel (28) is formed between the trimming of described stator and described housing (20), form the second gas channel (29) between described stator (26) and described rotor (27), between the trimming of described upper flange (24) and described housing (20), form the 3rd gas channel (30);
The side away from described upper flange (24) of described compressor lower flange assembly (19) forms chamber, left side (31), and the side away from described upper flange (24) of described rotor (27) forms right-side cavity (32);
The relief opening (33) of described upper flange (24) is successively by described first gas channel (28), described right-side cavity (32), described externally connected pipe (22), chamber, described left side (31) is communicated with described outlet pipe (21), and/or successively by described second gas channel (29), described right-side cavity (32), described externally connected pipe (22), chamber, described left side (31) is communicated with described outlet pipe (21), and/or successively by described 3rd gas channel (30), chamber, described left side (31) is communicated with described outlet pipe (21).
11. compressors according to claim 10, is characterized in that,
Described compressor also comprises and is positioned at the outside and return tube (34) be connected with described housing (20) of described housing (20);
Described compressor also comprises oil trap (35), be arranged on the upper oil pipe (36) in described housing (20) and be arranged on the fan (37) of close described rotor (27) one end of described main shaft (25);
Fluid in the oil sump in chamber, described left side (31) flows back into the oil sump in chamber, described left side (31) successively by described upper oil pipe (36), described oil trap (35), the center hole of described main shaft (25), described fan (37), the oil sump of described right-side cavity (32), described return tube (34).
12. compressors according to claim 11, is characterized in that, form intermediate cavity (38) between described upper flange (24) and described rotor (27); The fluid of described intermediate cavity (38) flows to the oil sump of described right-side cavity (32) by the gap between the trimming of described stator (26) and described housing (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520897456.2U CN205225734U (en) | 2015-11-10 | 2015-11-10 | Flange assembly and compressor under compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520897456.2U CN205225734U (en) | 2015-11-10 | 2015-11-10 | Flange assembly and compressor under compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205225734U true CN205225734U (en) | 2016-05-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520897456.2U Withdrawn - After Issue CN205225734U (en) | 2015-11-10 | 2015-11-10 | Flange assembly and compressor under compressor |
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| Country | Link |
|---|---|
| CN (1) | CN205225734U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275815A (en) * | 2015-11-10 | 2016-01-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor lower flange assembly and compressor |
| CN110043490A (en) * | 2019-04-16 | 2019-07-23 | 江苏银泰机械科技有限公司 | The centrifugal air compressor of water lubrication |
| CN111963429A (en) * | 2020-07-24 | 2020-11-20 | 珠海格力电器股份有限公司 | Pump body subassembly, compressor and air conditioner |
| CN111963431A (en) * | 2020-07-24 | 2020-11-20 | 珠海格力电器股份有限公司 | Compressor and air conditioner |
-
2015
- 2015-11-10 CN CN201520897456.2U patent/CN205225734U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275815A (en) * | 2015-11-10 | 2016-01-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor lower flange assembly and compressor |
| CN105275815B (en) * | 2015-11-10 | 2017-09-22 | 珠海格力节能环保制冷技术研究中心有限公司 | compressor lower flange component and compressor |
| CN110043490A (en) * | 2019-04-16 | 2019-07-23 | 江苏银泰机械科技有限公司 | The centrifugal air compressor of water lubrication |
| CN111963429A (en) * | 2020-07-24 | 2020-11-20 | 珠海格力电器股份有限公司 | Pump body subassembly, compressor and air conditioner |
| CN111963431A (en) * | 2020-07-24 | 2020-11-20 | 珠海格力电器股份有限公司 | Compressor and air conditioner |
| CN111963429B (en) * | 2020-07-24 | 2021-07-06 | 珠海格力电器股份有限公司 | Pump body subassembly, compressor and air conditioner |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160511 Effective date of abandoning: 20170922 |