CN220118269U - Compressor crankshaft lubricating device - Google Patents
Compressor crankshaft lubricating device Download PDFInfo
- Publication number
- CN220118269U CN220118269U CN202321443918.4U CN202321443918U CN220118269U CN 220118269 U CN220118269 U CN 220118269U CN 202321443918 U CN202321443918 U CN 202321443918U CN 220118269 U CN220118269 U CN 220118269U
- Authority
- CN
- China
- Prior art keywords
- hole
- bushing
- oil
- crankshaft
- bush
- 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.)
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 9
- 239000000945 filler Substances 0.000 claims abstract description 15
- 238000003780 insertion Methods 0.000 claims abstract description 13
- 230000037431 insertion Effects 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims description 21
- 239000007924 injection Substances 0.000 claims description 21
- 238000005461 lubrication Methods 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 1
- 238000010030 laminating Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 75
- 239000010721 machine oil Substances 0.000 description 21
- 208000035874 Excoriation Diseases 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model provides a compressor crankshaft lubricating device; the utility model relates to a compressor production frock field, including base, bush and filler pipe, be equipped with the through-hole on the base, filler pipe one end inserts oil feeding unit, the insertion end of the other end intercommunication through-hole, and in the bush one end passed the insertion end inserted the through-hole, be equipped with the guiding hole that runs through the lateral wall on the bush, the bush inner circle formed the passageway that supplies the bush to insert, the bush outer lane laminating through-hole inner wall, filler pipe passed through guiding hole intercommunication passageway; the through-hole is kept away from the one end butt joint of inserting the end and has had the oil return pipe, to the current problem that the insufficient oil of dipping in on bent axle surface leads to early wear and tear inefficacy, sets up the bush and forms the passageway that supplies bent axle male, annotates oil pipe access passageway and spouts the frozen oil in to the passageway in order to adhere to on the bent axle surface, spouts in the passageway but the frozen oil of unattached and retrieve after discharging from the passageway lower extreme, has avoided leading to the problem of bent axle early wear and tear inefficacy because of the insufficient oil of manual work dipping in.
Description
Technical Field
The utility model relates to the field of compressor production tools, in particular to a compressor crankshaft lubricating device.
Background
At present, when the reciprocating compressor for the refrigerator is assembled, the surface of a crankshaft is required to be uniformly stained with refrigerating machine oil, and then the crankshaft is assembled into a pump body, so that abrasion generated by friction between the crankshaft and the pump body due to rotation of the crankshaft relative to the pump body when the refrigerator is electrified for the first time is reduced.
At present, an assembly workshop generally adopts a mode that a crankshaft rotates on a sponge for one circle to dip oil, but the operation mode is unfavorable for quality monitoring, under a certain beat, the crankshaft is manually held at first, and is difficult to rotate for 360 degrees, so that the surface of the crankshaft is fully and uniformly stained with refrigerating machine oil, and the operation process is easy to lead the crankshaft to collide; the sponge is easy to be polluted, and if the polluted sponge is not replaced in time, foreign matters are easy to be introduced, so that the compressor is blocked; when dipping oil through the spraying mode, the refrigerator oil which is not attached to the crankshaft is wasted, and the refrigerator oil which is not attached to the crankshaft is exposed to the air for a long time due to strong freezing hydroscopicity, so that the water content in the refrigerator oil is high, recycling is difficult, and if the refrigerator oil is directly utilized, the refrigerator oil with high water content easily breaks down when entering a compressor system.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a compressor crankshaft lubricating device, wherein a bushing is arranged to form a channel for inserting a crankshaft, a filler pipe is connected into the channel and sprays refrigerating machine oil into the channel to be attached to the surface of the crankshaft, the whole coverage of the refrigerating machine oil on the surface of the crankshaft can be realized under the influence of gravity and capillary action, and the refrigerating machine oil sprayed into the channel but not attached to the refrigerating machine oil is recovered after being discharged from the lower end of the channel, so that the problem of early wear failure of the crankshaft caused by insufficient artificial oil dipping is avoided.
In order to achieve the above purpose, the following technical scheme is adopted:
a compressor crankshaft lubricating device comprises a base, a bushing and an oil injection pipe, wherein a through hole is formed in the base, one end of the oil injection pipe is connected with an oil supply assembly, the other end of the oil injection pipe is communicated with an insertion end of the through hole, one end of the bushing penetrates through the insertion end to be inserted into the through hole, a diversion hole penetrating through a side wall is formed in the bushing, a passage for the bushing to be inserted is formed in an inner ring of the bushing, an outer ring of the bushing is attached to the inner wall of the through hole, and the oil injection pipe is communicated with the passage through the diversion hole; the end of the through hole far away from the insertion end is abutted with an oil return pipe.
Further, the bush is tubular structure, and the one end that the bush was kept away from in the axial returns the oil pipe is equipped with the boss, and the boss is protruding in the outer periphery of bush, and the boss butt is in the base terminal surface that the inserted end of through-hole corresponds.
Further, the bushing is provided with a plurality of bushings, the diameters of the outer circumferential surfaces of different bushings are equal and are matched with the through holes, and the diameters of the inner circumferential surfaces of different bushings are different to form channels with different diameters.
Further, the oil injection pipe is provided with a plurality of through holes which are respectively communicated, and all the oil injection pipes and the communication ports of the through holes are uniformly and alternately arranged upwards along the ring of the through holes.
Further, a plurality of diversion holes are formed in the bushing, the number of the diversion holes is equal to that of the oil injection pipes, and the diversion holes are communicated with the communication ports in a one-to-one correspondence manner.
Further, the through hole is a stepped hole, the stepped hole is axially divided into two sections, a first section of the stepped hole is matched with the bushing, and the oil injection pipe is inserted into a second section of the stepped hole.
Further, a filtering and adsorbing part is arranged at one end of the first section of the stepped hole, which is close to the second section of the stepped hole, and covers the section of the first section of the stepped hole, which is vertical to the axial direction.
Further, the adsorption filtering piece is a sponge, and the sponge is cylindrical and embedded in the stepped hole.
Further, the inner wall surface of the passage of the bushing is an elastic surface, and a gap is reserved between the outer circumferential surface of the crankshaft and the inner circumferential surface of the bushing after the crankshaft is inserted into the bushing.
Further, a distance sensor is arranged on the end face of the base, and the distance sensor and the axis of the through hole are arranged at intervals so as to identify whether the crankshaft is inserted into the bushing.
Compared with the prior art, the utility model has the advantages and positive effects that:
(1) The problem that the existing crankshaft surface is insufficient in oil dipping and leads to early abrasion failure is solved, a bushing is arranged to form a channel for the crankshaft to be inserted, an oil injection pipe is connected into the channel and sprays refrigerating machine oil into the channel to be attached to the surface of the crankshaft, the refrigerating machine oil can be fully covered on the surface of the crankshaft under the influence of gravity and capillary action, and the refrigerating machine oil which is sprayed into the channel but is not attached to the refrigerating machine oil is recovered after being discharged from the lower end of the channel, so that the problem that the early abrasion failure of the crankshaft is caused by insufficient oil dipping by manpower is avoided.
(2) The detachable plug structure is arranged between the bushing and the base, a plurality of bushings with different inner diameters are configured, the bushings can be respectively inserted into the through holes of the base, the bushings can be replaced according to different shaft diameters of crankshafts to realize compatibility of crankshafts with different specifications, and the application range of the bushings is enlarged.
(3) A gap is formed between the crankshaft and the channel of the bushing, the refrigerator head is filled in the gap, the overall sealing performance is strong, the refrigerator head is connected with an oil purifying system, the purity and the water content of the refrigerator oil can be ensured, and the refrigerator oil can be recycled.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
Fig. 1 is a schematic view of a compressor crankshaft lubrication apparatus in accordance with an embodiment of the present utility model.
Fig. 2 is a schematic diagram of the components of a compressor crankshaft lubrication apparatus in accordance with an embodiment of the present utility model.
In the figure, 1, a distance sensor, 2, a bushing, 3, a base, 4, a crankshaft, 5, an oil return pipe, 6, a sponge and 7, and an oil filler pipe.
Detailed Description
In an exemplary embodiment of the present utility model, as shown in fig. 1-2, a compressor crankshaft lubrication apparatus is provided.
At present, when the crankshaft 4 is dipped with oil manually, the problems that the refrigerator oil is not adhered comprehensively and is easy to collide are easily caused, the frequently used sponge 6 is easy to be polluted to cause the adhesion of foreign matters on the crankshaft 4, the stable operation of a compressor is influenced, the refrigerator oil is inconvenient to spray and adhere due to the characteristics of the refrigerator oil, and the adhering operation efficiency and quality of the refrigerator oil on the crankshaft 4 of the compressor are influenced.
Based on this, in this embodiment, a base 3 and a bushing 2 are provided to form a channel for inserting a region to be lubricated of a crankshaft 4, and an oil injection pipe 7 is connected to the channel to inject refrigerating oil into the channel, so that the refrigerating oil fills a gap between the channel and the crankshaft 4, and the refrigerating oil stably covers and adheres to the region to be lubricated of the crankshaft 4 in the gap, and the oil dipping lubrication process is performed relatively in a closed manner, so that the adhering operation efficiency and quality of the refrigerating oil on the crankshaft 4 are improved.
The compressor crankshaft lubrication device will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, the compressor crankshaft lubrication device comprises a base 3, a bushing 2, a filler pipe 7 and an oil return pipe 5, wherein a through hole is formed in the base 3, the through hole is used as an assembly structure of the bushing 2, one end of the through hole, into which the bushing 2 is inserted, is used as an insertion end, and the other end of the through hole is used as an oil return end along the axial direction; one end of the oil filling pipe 7 is connected to the oil supply assembly, refrigerating machine oil is obtained from the oil supply assembly, the other end of the oil filling pipe is communicated with the insertion end of the through hole, and the obtained refrigerating machine oil is input into the through hole.
One end of the bushing 2 is inserted into the through hole through the insertion end of the through hole, a diversion hole penetrating through the side wall is formed in the bushing 2, a channel for inserting the bushing 2 is formed in the inner ring of the bushing 2, the outer ring of the bushing 2 is attached to the inner wall of the through hole, the oil injection pipe 7 is communicated with the channel through the diversion hole, refrigerating machine oil in the input channel of the oil injection pipe 7 enters the diversion hole and is injected into the channel of the bushing 2 through the diversion hole so as to be contacted and attached to the crankshaft 4; the through-hole is kept away from the one end butt joint of inserting the end and has had time oil pipe 5, returns time oil pipe 5 access oil feeding unit, carries out the purification treatment to the refrigerating machine oil of retrieving in oil feeding unit, recycles.
The bush 2 is of a cylindrical structure, the inner circumferential surface of the bush 2 forms a channel for inserting a region to be lubricated of the crankshaft 4, and after the bush 2 is inserted into the through hole, the outer circumferential surface of the bush 2 is attached to the inner wall of the through hole.
The bushing 2 is arranged to form a channel for the crankshaft 4 to be inserted, a gap is reserved between the inner wall of the channel and the outer circumferential surface of the crankshaft 4, the oil injection pipe 7 is connected into the channel and sprays refrigerating machine oil into the channel, the refrigerating machine oil fills the gap to be attached to the surface of the crankshaft 4, the refrigerating machine oil can be fully covered by 360 degrees on the surface of the crankshaft 4 under the influence of gravity and capillary action, and the refrigerating machine oil sprayed into the channel but not attached to the surface of the crankshaft is recovered after being discharged from the lower end of the channel, so that the problem of early abrasion failure of the crankshaft 4 caused by insufficient artificial oil dipping is avoided.
As shown in fig. 1, for the bushing 2, a boss is provided at one end of the bushing 2 axially far from the oil return pipe 5, the boss protrudes from the outer circumferential surface of the bushing 2, and the boss abuts against the end surface of the base 3 corresponding to the insertion end of the through hole, so that the position of the bushing 2 can be restrained by the abutment of the boss against the end surface of the base 3, and displacement of the bushing 2 is avoided.
The direction of inserting the bush 2 into the through hole is identical to the direction of inserting the crankshaft 4 into the passage in the bush 2, and in order to avoid bringing the bush 2 out of the through hole when the crankshaft 4 is pulled out of the passage, the bush 2 may be fixed to the base 3 by a connecting member, and the position of the bush 2 may be restricted. For example, a through hole is provided in the boss, and a screw is passed through the through hole to be fixed to the end face of the base 3.
On the same production line, it is often necessary to process crankshafts 4 of different specifications, the diameters of the areas to be lubricated of the crankshafts 4 are not equal, and for this reason, according to the different diameters of the crankshafts 4, the bushings 2 can be replaced to realize compatibility of the crankshafts 4 of different specifications. Therefore, in this embodiment, the plurality of bushings 2 are provided, the diameters of the outer circumferential surfaces of different bushings 2 are equal and are matched with the through holes, and the diameters of the inner circumferential surfaces of different bushings 2 are different to form channels with different diameters, so that crankshafts 4 with different shaft diameters can be inserted into the channels.
The whole device is safe and reliable, high in efficiency and strong in universality, the measuring and calculating beat is in a single unit 3s, meanwhile, the crankshaft 4 with various diameter specifications can be adapted by replacing the bushing 2, and the device can be widely applied to factories.
Referring to fig. 1 and 2, the filler pipe 7 is provided with a plurality of through holes respectively communicated, and all the filler pipes 7 and the communication ports of the through holes are uniformly arranged at intervals along the annular direction of the through holes. Meanwhile, a plurality of diversion holes are formed in the lining 2, the number of the diversion holes is equal to that of the oil injection pipes 7, and the diversion holes are communicated with the communication ports in a one-to-one correspondence manner.
In this embodiment, the number of the oil filler pipes 7 is four, and when the base 3 is configured as a cube, the four oil filler pipes 7 are correspondingly arranged on four sides of the cube, and penetration holes are preset on the sides of the cube, and the oil filler pipes 7 are connected to the through holes through the penetration holes.
The inner wall surface of the passage of the bushing 2 is an elastic surface, and a gap is reserved between the outer circumferential surface of the crankshaft 4 and the inner circumferential surface of the bushing 2 after the crankshaft 4 is inserted into the bushing 2.
It will be appreciated that the refrigerator oil is subject to gravity and capillary action, and after entering the channel through the oil injection pipe 7 and the diversion hole, it will be uniformly dispersed along the gap between the crankshaft 4 and the channel, and when the crankshaft 4 is drawn out, the middle and lower surfaces of the crankshaft 4 will be stained with the refrigerator oil, so as to realize the full coverage of the refrigerator oil on the surface of the crankshaft 4.
The position of the bushing 2 contacted with the crankshaft 4 can be made of nylon material so as to avoid the problem of collision damage.
As shown in fig. 1, the through hole is a stepped hole, the stepped hole is axially divided into two sections, a first section of the stepped hole is matched with the bushing 2, and the oil filler pipe 7 is inserted into a second section of the stepped hole; the diameter of the first section of the stepped hole is larger than that of the second section of the stepped hole, and a filtering and adsorbing part is arranged at one end, close to the second section of the stepped hole, of the first section of the stepped hole and covers the section, perpendicular to the axial direction, of the first section of the stepped hole.
In this embodiment, the adsorption filter is a sponge 6, and the sponge 6 is cylindrical and embedded in the stepped hole. The residual refrigerating machine oil which enters the channel but is not attached to the crankshaft 4 is filtered by the sponge 6, and returns to the oil storage tank of the oil supply assembly through the oil return pipe 5, and the oil storage tank purifies and recovers the residual oil, so that the recycling is realized.
The end face of the base 3 is provided with a distance sensor 1, and the distance sensor 1 is arranged at intervals with the axis of the through hole so as to identify whether the crankshaft 4 is inserted into the bushing 2. The distance sensor 1 and the oil supply assembly can be jointly connected to the controller, and after the distance sensor 1 recognizes the crankshaft 4, the oil supply assembly injects oil into the channel through the oil injection pipe 7 so as to lubricate the crankshaft 4.
And, can adjust the distance range that distance sensor 1 discerned according to the distance of distance sensor 1 and the bent axle 4 flabellum, realize the discernment to bent axle 4 of different flabellum sizes.
By the application of the compressor crankshaft lubricating device, the problem of early wear failure of the crankshaft 4 caused by insufficient manual oil dipping is solved, and the quality and the operation efficiency of oil dipping lubrication are ensured; meanwhile, the compressor crankshaft lubricating device is high in sealing performance, the oil supply assembly is provided with an oil purifying system, purity and water content of the refrigerating machine oil can be guaranteed, and the refrigerating machine oil can be recycled.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The crankshaft lubricating device of the compressor is characterized by comprising a base, a bushing and an oil injection pipe, wherein the base is provided with a through hole, one end of the oil injection pipe is connected with an oil supply assembly, the other end of the oil injection pipe is communicated with an insertion end of the through hole, one end of the bushing penetrates through the insertion end to be inserted into the through hole, a guide hole penetrating through the side wall is formed in the bushing, a channel for inserting the bushing is formed in an inner ring of the bushing, an outer ring of the bushing is attached to the inner wall of the through hole, and the oil injection pipe is communicated with the channel through the guide hole; the end of the through hole far away from the insertion end is abutted with an oil return pipe.
2. The compressor crankshaft lubrication device according to claim 1, wherein the bushing has a cylindrical structure, a boss is provided at an end of the bushing axially away from the oil return pipe, the boss protrudes from an outer circumferential surface of the bushing, and the boss abuts against a base end surface corresponding to an insertion end of the through hole.
3. The compressor crankshaft lubrication device according to claim 1 or 2, wherein the plurality of bushings are provided, the outer circumferential diameters of the different bushings are equal and are matched with the through holes, and the inner circumferential diameters of the different bushings are different to form the passages with different diameters.
4. The compressor crankshaft lubrication device of claim 1, wherein the plurality of oil filler pipes are respectively communicated with the through holes, and the communication ports of all the oil filler pipes and the through holes are uniformly arranged at intervals along the annular direction of the through holes.
5. The compressor crankshaft lubrication device according to claim 4, wherein the bushing is provided with a plurality of diversion holes, the number of the diversion holes is equal to that of the oil injection pipes, and the diversion holes are communicated with the communication ports in a one-to-one correspondence manner.
6. The compressor crankshaft lubrication system of claim 1, wherein the through hole is a stepped hole, the stepped hole is divided into two sections in an axial direction, a first section of the stepped hole is engaged with the bushing, and the filler pipe is inserted into a second section of the stepped hole.
7. The compressor crankshaft lubrication device of claim 6, wherein an end of the first section of the stepped bore adjacent to the second section of the stepped bore is provided with an adsorption filter member, and the adsorption filter member covers a cross section of the first section of the stepped bore perpendicular to the axial direction.
8. The compressor crankshaft lubrication system of claim 7, wherein the adsorption filter is a sponge, the sponge being cylindrical and embedded in the stepped bore.
9. The compressor crankshaft lubrication device of claim 1, wherein the inner wall surface of the passage of the bushing is an elastic surface, and a gap is left between the outer circumferential surface of the crankshaft and the inner circumferential surface of the bushing after the crankshaft is inserted into the bushing.
10. The compressor crankshaft lubrication system of claim 1, wherein a distance sensor is provided on an end surface of the base, the distance sensor being spaced from the axis of the through hole to identify whether the crankshaft is inserted into the bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321443918.4U CN220118269U (en) | 2023-06-07 | 2023-06-07 | Compressor crankshaft lubricating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321443918.4U CN220118269U (en) | 2023-06-07 | 2023-06-07 | Compressor crankshaft lubricating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220118269U true CN220118269U (en) | 2023-12-01 |
Family
ID=88895466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321443918.4U Active CN220118269U (en) | 2023-06-07 | 2023-06-07 | Compressor crankshaft lubricating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220118269U (en) |
-
2023
- 2023-06-07 CN CN202321443918.4U patent/CN220118269U/en active Active
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