CN212717103U - Oil way adjusting structure of refrigerator compressor - Google Patents
Oil way adjusting structure of refrigerator compressor Download PDFInfo
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- CN212717103U CN212717103U CN202020887083.1U CN202020887083U CN212717103U CN 212717103 U CN212717103 U CN 212717103U CN 202020887083 U CN202020887083 U CN 202020887083U CN 212717103 U CN212717103 U CN 212717103U
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- oil
- adjusting structure
- crank
- refrigerator compressor
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Abstract
The utility model discloses a structure is adjusted to refrigerator compressor oil circuit, including bent axle and sleeve, be equipped with the bell crank on the bent axle, the upper end at the bell crank is established to the sleeve cover, and the sleeve is connected with the bell crank is adjustable, is equipped with the oil storage chamber on the bell crank, is equipped with on the sleeve and adjusts the chamber, oil storage chamber and regulation chamber intercommunication. The utility model provides an oil way adjusting structure of a refrigerator compressor, which has the advantages of convenient installation, simple structure and low manufacturing cost; the adjusting structure can greatly reduce the workload of designers and improve the standardization degree of parts and the like.
Description
Technical Field
The utility model belongs to the technical field of the compressor technology and specifically relates to a structure is adjusted to refrigerator compressor oil circuit is related to.
Background
The refrigerator compressor generally adopts a totally-enclosed reciprocating compressor, and for the lubrication of a piston, oil pumping lubrication is mainly carried out through an oil path of a crank throw, a connecting rod central hole and a piston pin, or splash lubrication of lubricating oil is formed by adopting an opening hole on the upper surface of the crank throw, wherein the latter has better lubricating effect on the piston. For compression adopting splash lubrication, the height of a crankshaft crank throw needs to be adjusted to adjust the height of a splash lubrication oil outlet by adjusting the eccentricity or the diameter, the rotating speed and other parameters of a shaft every time, and the adjustment mode has large workload and is not beneficial to the standardization of parts. Therefore, it is necessary to design an oil path adjusting structure of a compressor of a refrigerator to solve the above problems.
Chinese patent application publication No. CN206845419U, published as 2018, 01, 05 entitled "crankshaft of refrigeration compressor," discloses a crankshaft of refrigeration compressor, which has a centrifugal oil path, a viscous oil path, and an oil supplementing path, the centrifugal oil path is communicated with the viscous oil path, the oil supplementing path is disposed on a balance block of the crankshaft, the oil supplementing path includes an oil collecting surface and an oil supplementing hole, the oil collecting surface is disposed on an upper portion of the balance block, the oil supplementing hole is a through hole, and is disposed in the oil collecting surface, and oil collected by the oil collecting surface leaks into and is supplemented to a place needing lubrication through the oil supplementing hole. The oil path structure in the crankshaft described above still suffers from the problems described above.
Disclosure of Invention
The utility model provides an oil circuit adjusting structure of a refrigerator compressor, which is convenient to install, simple in structure and low in manufacturing cost, and aims to overcome the defect that the height of a crankshaft crank throw needs to be adjusted to adjust the height of an oil outlet of splash lubrication by adjusting the eccentricity or the diameter of a shaft, the rotating speed and other parameters once in the prior art; the adjusting structure can greatly reduce the workload of designers and improve the standardization degree of parts and the like.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a refrigerator compressor oil circuit adjusts structure, includes bent axle and sleeve, is equipped with the crank on the bent axle, and the sleeve cover is established in the upper end of crank, and the sleeve is connected with the crank is adjustable, is equipped with the oil storage chamber on the crank, is equipped with on the sleeve and adjusts the chamber, oil storage chamber and regulation chamber intercommunication.
Among the above-mentioned technical scheme, the lubricated oil circuit of giving on through the bent axle inhales lubricating oil storage chamber, and in the rotation of bent axle, through the eccentric rotation of crank throw, throws away lubricating oil, realizes splash lubrication. The height of an oil outlet hole at the top of the sleeve is adjusted by adjusting the sleeving length of the sleeve on the crank throw, so that the lubrication of the piston is realized; meanwhile, the workload of designers can be greatly reduced through the structure, and the standardization degree of parts is improved.
Preferably, the sleeve is in interference fit with the bell crank. The sleeve is connected with the crank in an interference fit mode, the connecting structure is simple, and the installation is convenient.
Preferably, the connecting nail pressing sleeve further comprises a connecting nail, a connecting groove is formed in the sleeve, a connecting hole is formed in the crank throw, the connecting nail penetrates through the connecting groove to be connected with the connecting hole, and the connecting nail presses the sleeve. The connecting structure is more reliable through the connection of the connecting nail, and the sleeve length of the sleeve on the crank can be conveniently adjusted through the connecting groove.
Preferably, the sleeve is clearance fit or transition fit with the bell crank. The position of the sleeve is convenient to adjust through clearance fit or transition fit.
Preferably, the connecting nail is in threaded connection with the connecting hole. The crank throw and the connecting nail are connected through threads, so that the connection is reliable, and the disassembly and the assembly are convenient.
Preferably, the connecting nail is in interference connection with the connecting hole. The connection is realized through interference fit, the structure is simple, and the installation is convenient.
Preferably, the direction of extension of the connecting slot is parallel to the axis of the sleeve. The connecting groove is convenient for adjusting the position of the sleeve.
Preferably, the connecting groove is obliquely arranged on the side wall of the sleeve. The connecting groove enables the sleeve to be adjusted in position through rotation, and adjustment of the position of the sleeve is facilitated.
Preferably, the top of the sleeve is provided with a sealing plate, and the sealing plate is provided with an oil outlet. The oil supply amount of splash lubrication can be controlled by adjusting the size and the position of the oil outlet hole in the sealing plate.
Preferably, a sealing plate is arranged at the top of the sleeve, and an oil outlet groove is formed in the sealing plate. The oil supply amount of splash lubrication can be controlled by adjusting the size and the position of the oil outlet groove on the sealing plate.
The utility model has the advantages that: (1) the adjusting structure is convenient to install, simple in structure and low in manufacturing cost; (2) the adjusting structure can greatly reduce the workload of designers and improve the standardization degree of parts; (3) the oil supply amount of splash lubrication can be controlled by adjusting the size and the position of the oil outlet hole in the sealing plate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of embodiment 3;
FIG. 3 is a schematic view showing the structure of a sleeve in embodiment 7;
FIG. 4 is a schematic view showing the structure of a sleeve in embodiment 8;
fig. 5 is a schematic structural view of the sleeve in embodiment 9.
In the figure: crankshaft 1, sleeve 2, regulation chamber 2.1, spread groove 2.2, closing plate 2.3, oil outlet 2.4, oil outlet groove 2.5, crank 3, oil storage chamber 3.1, connecting hole 3.2, connecting nail 4.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
Example 1:
as shown in fig. 1, the oil path adjusting structure of the refrigerator compressor comprises a crankshaft 1 and a sleeve 2, wherein a crank throw 3 is arranged on the crankshaft 1, the sleeve 2 is sleeved at the upper end of the crank throw 3, the sleeve 2 is adjustably connected with the crank throw 3, an oil storage cavity 3.1 is arranged on the crank throw 3, an adjusting cavity 2.1 is arranged on the sleeve 2, and the oil storage cavity 3.1 is communicated with the adjusting cavity 2.1.
In the technical scheme, lubricating oil is sucked into the oil storage cavity 3.1 through the lubricating oil way provided on the crankshaft 1, and the lubricating oil is thrown out through the eccentric rotation of the crank throw 3 in the rotation of the crankshaft 1, so that the splash lubrication is realized. The height of an oil outlet hole 2.4 at the top of the sleeve 2 is adjusted by adjusting the sleeved length of the sleeve 2 on the crank 3, so that the lubrication of the piston is realized; meanwhile, the workload of designers can be greatly reduced through the structure, and the standardization degree of parts is improved.
Example 2:
as shown in fig. 1, based on embodiment 1, the sleeve 2 is in interference connection with the crank throw 3. The sleeve 2 and the crank throw 3 are in interference fit connection, so that the connecting structure is simple and the installation is convenient.
Example 3:
as shown in fig. 2, on the basis of embodiment 1, the connecting device further includes a connecting pin 4, the sleeve 2 is provided with a connecting groove 2.2, the extending direction of the connecting groove 2.2 is parallel to the axis of the sleeve 2, the crank 3 is provided with a connecting hole 3.2, the connecting pin 4 penetrates through the connecting groove 2.2 to be connected with the connecting hole 3.2, and the connecting pin 4 compresses the sleeve 2. The sleeve 2 is in clearance fit or transition fit with the crank throw 3.
The connection is realized through the connecting nail 4, the connecting structure is more reliable, and the sleeve length of the sleeve 2 on the crank throw 3 can be conveniently adjusted through the connecting groove 2.2. The clearance fit or the transition fit is convenient for adjusting the position of the sleeve 2.
Example 4:
as shown in fig. 2, on the basis of embodiment 3, the connecting nail 4 is in threaded connection with the connecting hole 3.2. Through threaded connection crank 3 and connection nail 4, connect reliably, easy dismounting.
Example 5:
as shown in fig. 2, on the basis of embodiment 3, the connecting nail 4 is in interference connection with the connecting hole 3.2. The connection is realized through interference fit, the structure is simple, and the installation is convenient.
Example 6:
as shown in fig. 2, in the embodiment 3, the extending direction of the connecting groove 2.2 is parallel to the axis of the sleeve 2. The connecting groove 2.2 facilitates the adjustment of the position of the sleeve 2.
Example 7:
as shown in fig. 3, in the embodiment 3, the connecting groove 2.2 is obliquely arranged on the side wall of the sleeve 2. The connecting groove 2.2 enables the sleeve 2 to be adjusted in position through rotation, and adjustment of the position of the sleeve 2 is facilitated.
Example 8:
as shown in fig. 4, in addition to embodiment 1, a sealing plate 2.3 is provided on the top of the sleeve 2, and an oil outlet 2.4 is provided on the sealing plate 2.3. The oil supply amount of the splash lubrication can be controlled by adjusting the size and the position of the oil outlet hole 2.4 on the sealing plate 2.3.
Example 9:
as shown in fig. 5, in addition to embodiment 1, a sealing plate 2.3 is provided on the top of the sleeve 2, and an oil outlet groove 2.5 is provided on the sealing plate 2.3. The oil supply amount of splash lubrication can be controlled by adjusting the size and the position of the oil outlet groove 2.5 on the sealing plate 2.3.
The utility model has the advantages that: (1) the adjusting structure is convenient to install, simple in structure and low in manufacturing cost; (2) the adjusting structure can greatly reduce the workload of designers and improve the standardization degree of parts; (3) the oil supply amount of splash lubrication can be controlled by adjusting the size and the position of the oil outlet hole in the sealing plate.
Claims (10)
1. The utility model provides a refrigerator compressor oil circuit adjusts structure, characterized by includes bent axle and sleeve, is equipped with the crank on the bent axle, and the sleeve cover is established in the upper end of crank, and the sleeve is connected with the crank is adjustable, is equipped with the oil storage chamber on the crank, is equipped with the regulation chamber on the sleeve, and the oil storage chamber communicates with the regulation chamber.
2. The oil path adjusting structure of the refrigerator compressor as claimed in claim 1, wherein the sleeve is in interference fit with the crank throw.
3. The oil path adjusting structure of the refrigerator compressor as claimed in claim 1, further comprising a connecting pin, wherein the sleeve is provided with a connecting groove, the crank is provided with a connecting hole, the connecting pin passes through the connecting groove to connect with the connecting hole, and the connecting pin compresses the sleeve.
4. The oil path adjusting structure of the refrigerator compressor as claimed in claim 3, wherein the sleeve is in clearance fit or transition fit with the crank throw.
5. The oil path adjusting structure of the refrigerator compressor as claimed in claim 3, wherein the connecting nail is threadedly coupled with the connecting hole.
6. The oil path adjusting structure of the refrigerator compressor as claimed in claim 3, wherein the connecting nail is in interference fit with the connecting hole.
7. The oil path adjusting structure of a refrigerator compressor as claimed in claim 3, wherein the connecting groove extends in a direction parallel to the axis of the sleeve.
8. The oil path adjusting structure of a compressor for a refrigerator as claimed in claim 3, wherein the connecting groove is formed at an inclined position on a side wall of the sleeve.
9. The oil path adjusting structure of a compressor for a refrigerator as claimed in any one of claims 1 to 8, wherein a sealing plate is provided on a top of the sleeve, and the sealing plate is provided with oil outlet holes.
10. The oil path adjusting structure of a refrigerator compressor as claimed in any one of claims 1 to 8, wherein a sealing plate is provided on a top of the sleeve, and an oil outlet groove is provided on the sealing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020887083.1U CN212717103U (en) | 2020-05-22 | 2020-05-22 | Oil way adjusting structure of refrigerator compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020887083.1U CN212717103U (en) | 2020-05-22 | 2020-05-22 | Oil way adjusting structure of refrigerator compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212717103U true CN212717103U (en) | 2021-03-16 |
Family
ID=74946291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020887083.1U Active CN212717103U (en) | 2020-05-22 | 2020-05-22 | Oil way adjusting structure of refrigerator compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212717103U (en) |
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2020
- 2020-05-22 CN CN202020887083.1U patent/CN212717103U/en active Active
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