CN216044265U

CN216044265U - High-efficient refrigerator compressor bent axle of supplementary function of area assembly

Info

Publication number: CN216044265U
Application number: CN202122172090.0U
Authority: CN
Inventors: 关晓杰
Original assignee: Jiaxing Lifeng Machinery Manufacturing Co ltd
Current assignee: Jiaxing Lifeng Machinery Manufacturing Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-03-15
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses a high-efficiency refrigerator compressor crankshaft with an assembly auxiliary function, and relates to the field of compressor parts. According to the utility model, the heat dissipation sleeve is sleeved at the middle part of the long shaft body, the heat generated or absorbed by the crankshaft during working is absorbed by the heat dissipation groove and transferred to the interior of the annular heat conduction sheet through the plurality of heat conduction blocks arranged at the inner side of the heat dissipation sleeve, and then the heat is dissipated through the cooperation of the plurality of heat dissipation columns on the annular heat conduction sheet and the plurality of heat dissipation holes formed in the outer wall of the heat dissipation sleeve, so that the heat dissipation effect of the crankshaft is improved, the crankshaft is prevented from being damaged due to overheating during working, the service life of the crankshaft is prolonged, and further the practicability of the device is improved.

Description

High-efficient refrigerator compressor bent axle of supplementary function of area assembly

Technical Field

The utility model relates to the field of compressor parts, in particular to a high-efficiency refrigerator compressor crankshaft with an assembly auxiliary function.

Background

The crankshaft is a power transmission part of the compressor, external power of a motor and the like is transmitted to the compressor through the crankshaft, the crankshaft drives another compressor part mounted on the crankshaft to be connected with one connecting rod to convert rotary motion into reciprocating motion, and therefore the work of the piston compressor is achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency refrigerator compressor crankshaft with an auxiliary assembly function, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high-efficient refrigerator compressor bent axle of supplementary function of area assembly, includes the eccentric shaft, the bottom fixedly connected with eccentric block of eccentric shaft, the bottom middle part fixedly connected with major axis body of eccentric block, the annular mounting groove has been seted up in the middle part outside of major axis body, the upper and lower both ends cell wall of annular mounting groove sets up to coniform, the inside of annular mounting groove is provided with the radiating sleeve rather than the looks adaptation, a plurality of radiating grooves that are the annular array and distribute are seted up to the cell wall of annular mounting groove, the cross-section of radiating groove is trapezoidal, the inner wall of radiating sleeve inlays and is equipped with annular conducting strip, the inner wall fixedly connected with of annular conducting strip is a plurality of conducting blocks that are the annular array and distribute, the one end that annular conducting strip was kept away from to conducting strip with radiating groove looks adaptation and conducting strip is located inside the radiating groove.

Preferably, a plurality of radiating holes distributed in an annular array are formed in the outer wall of the radiating sleeve, and the radiating holes are arranged in an inclined shape.

Preferably, the outer wall fixedly connected with of annular conducting strip a plurality of heat dissipation posts that are the annular array and distribute, the heat dissipation post sets up to the slope form, the heat dissipation post is kept away from annular conducting strip one end and is located the louvre inside.

Preferably, an oil path is formed inside the long shaft body, oil holes are formed in the outer walls of the upper end and the lower end of the long shaft body, and the oil holes are communicated with the oil path.

Preferably, spiral oil grooves are formed in the outer wall surfaces of the upper end and the lower end of the long shaft body, and the bottom ends of the spiral oil grooves are connected with the oil holes.

The utility model has the technical effects and advantages that:

according to the utility model, the heat dissipation sleeve is sleeved at the middle part of the long shaft body, the heat generated or absorbed by the crankshaft during working is absorbed by the heat dissipation groove and transferred to the interior of the annular heat conduction sheet through the plurality of heat conduction blocks arranged at the inner side of the heat dissipation sleeve, and then the heat is dissipated through the cooperation of the plurality of heat dissipation columns on the annular heat conduction sheet and the plurality of heat dissipation holes formed in the outer wall of the heat dissipation sleeve, so that the heat dissipation effect of the crankshaft is improved, the crankshaft is prevented from being damaged due to overheating during working, the service life of the crankshaft is prolonged, and further the practicability of the device is improved.

Drawings

Fig. 1 is a front view of the overall structure of the present invention.

Fig. 2 is a schematic sectional view of a long-axis body structure according to the present invention.

Fig. 3 is a schematic top-cut view of the heat dissipation cover structure of the present invention.

Fig. 4 is a perspective view of the heat dissipation cover structure of the present invention.

In the figure: 1. an eccentric shaft; 2. an eccentric block; 3. a long shaft body; 4. an annular mounting groove; 5. a heat dissipation sleeve; 6. a heat sink; 7. an annular heat conducting fin; 8. a heat conducting block; 9. heat dissipation holes; 10. a heat-dissipating column; 11. an oil path; 12. an oil hole; 13. and a spiral oil groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a high-efficiency refrigerator compressor crankshaft with an assembly auxiliary function, which is shown in figures 1-4 and comprises an eccentric shaft 1, wherein an eccentric block 2 is fixedly connected to the bottom end of the eccentric shaft 1, a long shaft body 3 is fixedly connected to the middle part of the bottom end of the eccentric block 2, an annular mounting groove 4 is formed in the outer side of the middle part of the long shaft body 3, the upper end groove wall and the lower end groove wall of the annular mounting groove 4 are in a conical shape, the contact area between a heat dissipation sleeve 5 and the long shaft body 3 is increased, the heat dissipation effect is improved, a heat dissipation sleeve 5 matched with the annular mounting groove 4 is arranged inside the annular mounting groove 4, a plurality of heat dissipation grooves 6 distributed in an annular array are formed in the groove wall of the annular mounting groove 4, the heat dissipation grooves 6 and heat conduction blocks 8 are matched to absorb and transfer heat inside the crankshaft into annular heat conduction sheets 7, the cross sections of the heat dissipation grooves 6 are in a trapezoid shape, and annular heat conduction sheets 7 are embedded in the inner wall of the heat dissipation sleeve 5, a plurality of heat conduction pieces 8 that are the annular array and distribute of inner wall fixedly connected with of annular conducting strip 7, heat conduction piece 8 is located inside radiating groove 6 with the one end that annular conducting strip 7 was kept away from to 6 looks adaptations of radiating groove and heat conduction piece 8, heat conduction piece 8 and the laminating of the cell wall of radiating groove 6, through a plurality of heat conduction pieces 8 with bent axle during operation production or absorptive heat by radiating groove 6 absorption and transfer to annular conducting strip 7 inside, realize the heat dissipation to the bent axle, the radiating effect of bent axle has been improved, avoid the overheated damage of bent axle during operation.

Secondly, the outer wall of the heat dissipation sleeve 5 is provided with a plurality of heat dissipation holes 9 distributed in an annular array, the heat dissipation holes 9 are arranged in an inclined shape, the outer wall of the annular heat conducting strip 7 is fixedly connected with a plurality of heat dissipation columns 10 distributed in an annular array, the heat dissipation columns 10 are arranged in an inclined shape, one ends of the heat dissipation columns 10 far away from the annular heat conducting strip 7 are positioned inside the heat dissipation holes 9, heat absorbed inside the annular heat conducting strip 7 is quickly dissipated outside the long shaft body 3 through the cooperation of the heat dissipation holes 9 and the heat dissipation columns 10, the inclined heat dissipation holes 9 can effectively prevent lubricating oil, water or dust and other foreign matters from entering the heat dissipation holes 9 and affecting the heat dissipation effect, the inside of the long shaft body 3 is provided with an oil path 11, the outer walls at the upper end and the lower end of the long shaft body 3 are provided with oil holes 12, the oil holes 12 are communicated with the oil path 11, the outer wall surfaces at the upper end and the lower end of the long shaft body 3 are provided with spiral oil grooves 13, the bottom ends of the spiral oil holes 12 are connected with each other, the lubricating oil sucked by the centrifugal force in the oil path 11 is brought to the surface of the long shaft body 3 through the matching of the oil hole 12 and the helical oil groove 13, and the long shaft body 3 is lubricated.

The working principle of the utility model is as follows:

this device is when using, the heat that the work of bent axle self produced and other spare parts during operation produced in the crankcase can transmit inside the bent axle, make the heat increase of the inside of bent axle, the heat that this device received the bent axle during operation through a plurality of heat conduction pieces 8 of 5 inboard settings of heat dissipation cover is absorbed by radiating groove 6 and is transmitted inside annular conducting strip 7, then dispel the heat through the cooperation of a plurality of louvres 9 that a plurality of heat dissipation posts 10 on the annular conducting

strip

7 and 5 outer walls of heat dissipation cover were seted up, the radiating effect of bent axle has been improved, avoid the overheated condition to appear in the bent axle during operation and lead to having played impairedly, the life of bent axle has been improved, and then the practicality of this device has been improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a high-efficient refrigerator compressor crankshaft of taking assembly auxiliary function, includes eccentric shaft (1), its characterized in that: the bottom end of the eccentric shaft (1) is fixedly connected with an eccentric block (2), the middle part of the bottom end of the eccentric block (2) is fixedly connected with a long shaft body (3), an annular mounting groove (4) is arranged at the outer side of the middle part of the long shaft body (3), the groove walls at the upper end and the lower end of the annular mounting groove (4) are in a conical shape, a heat dissipation sleeve (5) matched with the annular mounting groove (4) is arranged in the annular mounting groove (4), the wall of the annular mounting groove (4) is provided with a plurality of radiating grooves (6) distributed in an annular array, the section of the heat dissipation groove (6) is trapezoidal, the inner wall of the heat dissipation sleeve (5) is embedded with an annular heat conducting fin (7), the inner wall of the annular heat conducting fin (7) is fixedly connected with a plurality of heat conducting blocks (8) distributed in an annular array, the heat conducting block (8) is matched with the heat radiating groove (6), and one end, far away from the annular heat conducting sheet (7), of the heat conducting block (8) is located inside the heat radiating groove (6).

2. A high efficiency refrigerator compressor crankshaft with auxiliary function of fitting according to claim 1, characterized in that: the outer wall of the heat dissipation sleeve (5) is provided with a plurality of heat dissipation holes (9) distributed in an annular array, and the heat dissipation holes (9) are arranged in an inclined manner.

3. A high efficiency refrigerator compressor crankshaft with auxiliary function of fitting according to claim 2, characterized in that: the outer wall fixedly connected with of annular conducting strip (7) a plurality of heat dissipation post (10) that are the annular array and distribute, heat dissipation post (10) set up to the slope form, the one end that annular conducting strip (7) were kept away from in heat dissipation post (10) is located louvre (9) inside.

4. A high efficiency refrigerator compressor crankshaft with auxiliary function of fitting according to claim 3, characterized in that: an oil way (11) is formed in the long shaft body (3), oil holes (12) are formed in the outer walls of the upper end and the lower end of the long shaft body (3), and the oil holes (12) are communicated with the oil way (11).

5. A high efficiency refrigerator compressor crankshaft with auxiliary function of fitting according to claim 4, characterized in that: spiral oil grooves (13) are formed in the outer wall surfaces of the upper end and the lower end of the long shaft body (3), and the bottom ends of the spiral oil grooves (13) are connected with the oil holes (12).