CN203051028U - Refrigerator compressor with filtering device - Google Patents
Refrigerator compressor with filtering device Download PDFInfo
- Publication number
- CN203051028U CN203051028U CN 201220643231 CN201220643231U CN203051028U CN 203051028 U CN203051028 U CN 203051028U CN 201220643231 CN201220643231 CN 201220643231 CN 201220643231 U CN201220643231 U CN 201220643231U CN 203051028 U CN203051028 U CN 203051028U
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- oil
- filter screen
- main shaft
- ring plate
- shaft part
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- Expired - Lifetime
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Abstract
The utility model provides a refrigerator compressor with a filtering device. The refrigerator compressor comprises a shell, a machine core and a machine core support structure, wherein the machine core comprises a bracket, a cylinder body, a crankshaft, a motor stator and a rotor, wherein the cylinder body is connected to the bracket; the machine core support structure is used for arranging the machine core in the shell; the space below the machine core is taken as an oil pond; the crankshaft comprises a crankshaft part, a balance part and a main shaft part, the crankshaft is provided with an oil supply channel comprising an oil charging hole, an outer oil groove, a middle oil hole and an oil absorbing inner cavity; an oil sucking tube is connected to the lower tail end of the crankshaft; a filtering device comprising an upper ring sheet, a filter screen and a fixing frame are arranged in the oil pond; and the tail end of the oil sucking tube extends into the filter screen. The refrigerator compressor has the characteristics that (1) lubricating oil supplied from the oil sucking tube to movable parts such as connecting rods and pistons is filtered, so that the damages of solid impurities in the lubricating oil to the movable parts can be reduced greatly, and the service life of a refrigeration compressor can be prolonged; and (2) the filtering device has the characteristics of simple structure, easiness in installing and good using effect.
Description
Technical field
The utility model relates to freezer compressor.
Background technique
Freezer compressor is generally total closed type, and its structure mainly includes housing and places the interior movement of housing with reference to figure 1, and housing includes upper shell 11 and lower shell body 12;
Movement comprises support 21, cylinder block 22, bent axle, motor shallow lake 70, rotor 7 and movement construction bolt 71, cylinder block 22 disjunctors or be connected in support 21, the cylinder 20 built-in pistons 3 of cylinder block 22, motor stator 70 comprises stator iron core and the staor winding that curls in stator iron core, stator iron core is fixedly connected on the below of support 21 by movement construction bolt 71, and the middle part of support 21 is provided with axis hole and bearing is installed;
Bent axle includes crank portion 5, balance portion 51 and main shaft part 6, the main shaft part 6 of bent axle is passed the axis hole at support 21 middle parts, has bearing between balance portion 51 and the support 21, connecting rod 4 is connected crank portion 5 with piston 3, rotor 7 is set in the main shaft part 6 of bent axle and is positioned at the mesopore of motor stator 70, movement supporting structure 13 is connected movement construction bolt 71 with lower shell body 12 be installed in the housing movement, and the space of movement below is oil sump 90;
The main shaft part 6 epimere outer side walls of bent axle have spiral outer oil sump 62, have oil suction inner chamber 60 in the hypomere of main shaft part 6, and the lower end that main shaft part 6 middle parts are arranged in outer oil sump 62 has oilhole 61, and middle oilhole 61 is communicated with outer oil sump 62 with oil suction inner chamber 60,
The crank portion 5 of bent axle has upper oil hole 63, and upper oil hole 63 passes crank portion 5 and extends to main shaft part 6 and be connected going up of logical outer oil sump 62 terminal with balance portion 51;
Fuel sucking pipe 8 has straight-through inner chamber 80, fuel sucking pipe 8 disjunctors or be connected in the lower end of main shaft part 6, and the straight-through inner chamber 80 of fuel sucking pipe 8 is communicated with the oil suction inner chamber 60 of bent axle, and the bottom of fuel sucking pipe 8 is positioned at oil sump 90.
During compressor operating, the rotor 7 of motor rotates and drives main shaft part 6 rotations, through crank portion 5, connecting rod 4 drive pistons 3, make piston 3 reciprocating in cylinder 20, simultaneously, fuel sucking pipe 8 rotates and produces centrifugal force with main shaft part 6, the lubricant oil of lubricating oil bath 90 is sucted the parts that connecting rod 4 and piston 3 etc. need lubricate at centrifugal action, lubricant oil passes through constantly: the outer oil sump 62 → upper oil hole 63 on the oil suction inner chamber 60 of the straight-through inner chamber 80 → main shaft part 6 of fuel sucking pipe 8 → middle oilhole 61 → main shaft part 6, lubricant oil in the lubricating oil bath 90 is shed to each movable part or heating component with the rotation of bent axle, as connecting rod 4, piston 3, motors etc. are to play anti-attrition, the effect of noise reduction and cooling.
Existing this compressor at work, unavoidably there are various impurity (for example iron filings or other solid matter) in the pipeline of refrigeration system, these materials fall in the lubricating oil bath can feed to each movable part with lubricant oil, so just, can make each movable part (as piston 3, cylinder 20, bent axle, valve block etc.) wearing and tearing, shorten the working life of compressor.
Summary of the invention
The purpose of this utility model is to propose a kind of freezer compressor with filtrating equipment, and it can effectively reduce the wearing and tearing of each movable part in the compressor, prolongs the working life of compressor.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of freezer compressor with filtrating equipment, include housing, movement and movement supporting structure, housing is tightly connected by upper shell and lower shell body and forms, movement comprises support, cylinder block, bent axle, motor stator, rotor and movement construction bolt, cylinder block is connected in support, the built-in piston of the cylinder of cylinder block, motor stator comprises stator iron core and the staor winding that curls in stator iron core, stator iron core is fixedly connected on the below of support by the movement construction bolt, the middle part of support is provided with axis hole, bent axle includes crank portion, balance portion and main shaft part, the main shaft part of bent axle is passed the axis hole of mid-stent, has bearing between balance portion and the support, connecting rod is connected crank portion with piston, rotor is set in the main shaft part of bent axle and is positioned at the mesopore of motor stator, and the movement supporting structure is connected the movement construction bolt with lower shell body be installed in the housing movement, and the space of movement below is oil sump;
The main shaft part epimere outer side wall of bent axle has spiral outer oil sump, has the oil suction inner chamber in the hypomere of main shaft part, and the lower end that the main shaft part middle part is arranged in outer oil sump has oilhole, and middle oilhole is communicated with outer oil sump with the oil suction inner chamber;
The crank portion of bent axle has upper oil hole, and upper oil hole passes crank portion and balance portion extends to main shaft part and be communicated with going up of outer oil sump terminal;
Fuel sucking pipe has straight-through inner chamber, and fuel sucking pipe is connected in the lower end of main shaft part, and the straight-through inner chamber of fuel sucking pipe is communicated with the oil suction inner chamber of bent axle, is provided with filtrating equipment in the oil sump;
Described filtrating equipment comprises ring plate, filter screen and fixing frame; Has mesopore on the last ring plate and around the last mounting hole of mesopore; Fixing frame has supporting foot and is connected in the following ring plate of supporting foot upper end, and following ring plate has mesopore and around the following mounting hole of mesopore; Filter screen is slipped through the net for the pocket type metal, the opening of filter screen has the filter screen valgus, filter screen places in the fixing frame, the filter screen valgus of filter screen is taken on the following ring plate of fixing frame, and last ring plate is taken on the filter screen valgus and by the following mounting hole that bolt passes the last mounting hole of ring plate and following ring plate filter screen gripped and is fixed in the fixing frame; The support foot of filtrating equipment is connected in lower shell body, and mesopore that the fuel sucking pipe end passes ring plate and following ring plate is stretched in the filter screen by the opening of filter screen.
During compressor operating, the lubricant oil of housing bottom must just enter fuel sucking pipe through behind the strainer filtering of filtrating equipment earlier, filter screen has stoped metal fillings and other solid impurity to enter fuel sucking pipe, make the lower lubricant oil of impurity content enter fuel sucking pipe, guaranteed to feed to the lubricity of the lubricant oil of each movable part.
The utility model also has following technique effect:
Lubricant oil in the oil sump is being followed fuel sucking pipe and is being done rotation because toughness can be driven by the rotation of the high speed of fuel sucking pipe, causes the speed of related movement of fuel sucking pipe and lubricant oil greatly to reduce.Increased after the filtrating equipment, can significantly reduce rotatablely moving of lubricant oil, increased fuel sucking pipe and the direct speed of related movement of lubricant oil, improved the pump oil efficient of fuel sucking pipe, be conducive to oil suction mechanism to the movable part fuel feeding.
The utlity model has following substantive distinguishing features and progress:
1, the utility model was slipped through the net by arranging in oil sump, the lubricant oil that will feed to movable parts such as connecting rod, piston from fuel sucking pipe filters, can significantly reduce solid impurity in the lubricant oil to the infringement of movable part, be conducive to prolong the working life of refrigeration compressor;
2, filtrating equipment of the present utility model has simple in structurely, installs easily and the good characteristics of using effect;
3, filtrating equipment of the present utility model is strengthened the lubricant oil supply effect of compressor in addition.
Description of drawings
Fig. 1 is existing freezer compressor structural representation.
Fig. 2 is filter apparatus configuration schematic representation of the present utility model.
Fig. 3 is filtrating equipment assembling schematic representation of the present utility model.
Fig. 4 is structural representation of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment
With reference to figure 2, Fig. 3 and Fig. 4, a kind of freezer compressor with filtrating equipment, include housing, movement and movement supporting structure, housing is tightly connected by upper shell 11 and lower shell body 12 and forms, movement comprises support 21, cylinder block 22, bent axle, motor stator 70, rotor 7 and movement construction bolt 71, cylinder block 22 is connected in support 21, the cylinder 20 built-in pistons 3 of cylinder block 22, motor stator 70 comprises stator iron core and the staor winding that curls in stator iron core, stator iron core is fixedly connected on the below of support 21 by movement construction bolt 71, the middle part of support 21 is provided with axis hole, bent axle includes crank portion 5, balance portion 51 and main shaft part 6, the main shaft part 6 of bent axle is passed the axis hole at support 21 middle parts, has bearing between balance portion 51 and the support 21, connecting rod 4 is connected crank portion 5 with piston 3, rotor 7 is set in the main shaft part 6 of bent axle and is positioned at the mesopore of motor stator 70, movement supporting structure 13 is connected movement construction bolt 71 with lower shell body 12 be installed in the housing movement, and the space of movement below is oil sump 90;
The main shaft part 6 epimere outer side walls of bent axle have spiral outer oil sump 62, have oil suction inner chamber 60 in the hypomere of main shaft part 6, and the lower end that main shaft part 6 middle parts are arranged in outer oil sump 62 has oilhole 61, and middle oilhole 61 is communicated with outer oil sump 62 with oil suction inner chamber 60;
The crank portion 5 of bent axle has upper oil hole 63, and upper oil hole 63 passes crank portion 5 and balance portion 51 extends to main shaft part 6 and be communicated with going up of outer oil sump 62 terminal;
Fuel sucking pipe 6 has straight-through inner chamber 80, and fuel sucking pipe 8 is connected in the lower end of main shaft part 6, and the straight-through inner chamber 80 of fuel sucking pipe 8 is communicated with the oil suction inner chamber 60 of bent axle, is provided with filtrating equipment in the oil sump 90;
Described filtrating equipment comprises ring plate 91, filter screen 92 and fixing frame 93; Has mesopore on the last ring plate 91 and around the last mounting hole of mesopore; Fixing frame 93 has supporting foot and is connected in the following ring plate 94 of supporting foot upper end, and following ring plate 94 has mesopore and around the following mounting hole of mesopore;
During the compressor operating of present embodiment, the rotor 7 of motor rotates and drives main shaft part 6 rotations, through crank portion 5, connecting rod 4 drive pistons 3, make piston 3 reciprocating in cylinder 20, simultaneously, fuel sucking pipe 8 rotates and produces centrifugal force with main shaft part 6, the lubricant oil of lubricating oil bath 90 is sucted the parts that connecting rod 4 and piston 3 etc. need lubricate under centrifugal action, lubricant oil passes through constantly: the oil suction inner chamber 60 of the straight-through inner chamber 80 → main shaft part 6 of filter screen 92 → fuel sucking pipe 8 → middle oilhole 61 → outer oil sump 62 → upper oil hole 63, the lubricant oil of lubricating oil bath 90 is shed to each movable part with the rotation of bent axle, as connecting rod 4, piston 3, motors etc. are to play anti-attrition, the effect of noise reduction and cooling.
As seen, the lubricant oil of housing bottom oil sump 90 must just enter fuel sucking pipe after filter screen 92 filtrations through filtrating equipment earlier, filter screen 92 has stoped metal fillings and other solid impurity to enter fuel sucking pipe, make the lower lubricant oil of impurity content enter fuel sucking pipe, guaranteed to feed to the lubricity of the lubricant oil of each movable part.
In the present embodiment, the fixing frame 93 of filtrating equipment and filter screen 92 have also played and have slowed down lubricant oil and penetrate speed in the filter screen, avoided because the rotating speed of lubricant oil and absorption tube is approaching the few problem of oil absorption taking place, had the lubricant oil supply effect of strengthening compressor, be conducive to the running of compressor.
Claims (1)
1. freezer compressor with filtrating equipment, include housing, movement and movement supporting structure, housing is tightly connected by upper shell (11) and lower shell body (12) and forms, movement comprises support (21), cylinder block (22), bent axle, motor stator (70), rotor (7) and movement construction bolt (71), cylinder block (22) is connected in support (21), the built-in piston of cylinder (20) (3) of cylinder block (22), motor stator (70) comprises stator iron core and the staor winding that curls in stator iron core, stator iron core is fixedly connected on the below of support (21) by movement construction bolt (71), the middle part of support (21) is provided with axis hole, bent axle includes crank portion (5), balance portion (51) and main shaft part (6), the main shaft part of bent axle (6) is passed the axis hole at support (21) middle part, has bearing between balance portion (51) and the support (21), connecting rod (4) is connected crank portion (5) with piston (3), rotor (7) is set in the main shaft part (6) of bent axle and is positioned at the mesopore of motor stator (70), movement supporting structure (13) is connected movement construction bolt (71) with lower shell body (12) be installed in the housing movement, and the space of movement below is oil sump (90);
The main shaft part of bent axle (6) epimere outer side wall has spiral outer oil sump (62), has oil suction inner chamber (60) in the hypomere of main shaft part (6), the lower end that main shaft part (6) middle part is arranged in outer oil sump (62) has oilhole (61), and middle oilhole (61) is communicated with outer oil sump (62) with oil suction inner chamber (60);
The crank portion of bent axle (5) has upper oil hole (63), and upper oil hole (63) passes crank portion (5) and balance portion (51) extends to main shaft part (6) and be communicated with going up of outer oil sump (62) terminal;
Fuel sucking pipe (8) has straight-through inner chamber (80), and fuel sucking pipe (8) is connected in the lower end of main shaft part (6), and the straight-through inner chamber (80) of fuel sucking pipe (8) is communicated with the oil suction inner chamber (60) of bent axle, and oil sump is provided with filtrating equipment in (90);
It is characterized in that:
Described filtrating equipment comprises ring plate (91), filter screen (92) and fixing frame (93); Has mesopore on the last ring plate (91) and around the last mounting hole of mesopore; Fixing frame (93) has supporting foot and is connected in the following ring plate (94) of supporting foot upper end, and following ring plate (94) has mesopore and around the following mounting hole of mesopore;
Filter screen (92) is slipped through the net for the pocket type metal, the opening of filter screen (92) has the filter screen valgus, filter screen (92) places in the fixing frame (93), the filter screen valgus of filter screen (92) is taken on the following ring plate of fixing frame (93), and last ring plate (91) is taken on the filter screen valgus and by the following mounting hole that bolt passes the last mounting hole of ring plate (91) and following ring plate filter screen (92) gripped and is fixed in the fixing frame (93); The support foot of filtrating equipment is connected in lower shell body (12), and mesopore that fuel sucking pipe (8) end passes the mesopore of ring plate (91) and following ring plate (94) is stretched in the filter screen (92) by the opening of filter screen (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220643231 CN203051028U (en) | 2012-11-29 | 2012-11-29 | Refrigerator compressor with filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220643231 CN203051028U (en) | 2012-11-29 | 2012-11-29 | Refrigerator compressor with filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203051028U true CN203051028U (en) | 2013-07-10 |
Family
ID=48733987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220643231 Expired - Lifetime CN203051028U (en) | 2012-11-29 | 2012-11-29 | Refrigerator compressor with filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203051028U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953957A (en) * | 2012-11-29 | 2013-03-06 | 广州万宝集团压缩机有限公司 | Refrigerator compressor with filter |
| CN111852825A (en) * | 2020-07-30 | 2020-10-30 | 加西贝拉压缩机有限公司 | Limiting structure of oil suction pipe of compressor |
-
2012
- 2012-11-29 CN CN 201220643231 patent/CN203051028U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953957A (en) * | 2012-11-29 | 2013-03-06 | 广州万宝集团压缩机有限公司 | Refrigerator compressor with filter |
| CN111852825A (en) * | 2020-07-30 | 2020-10-30 | 加西贝拉压缩机有限公司 | Limiting structure of oil suction pipe of compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
| CX01 | Expiry of patent term |