CN217234117U

CN217234117U - Hydraulic power bearing structure

Info

Publication number: CN217234117U
Application number: CN202220823592.7U
Authority: CN
Inventors: 郑焕章
Original assignee: Dongguan Yinhai Plastic Electronics Co ltd
Current assignee: Dongguan Yinhai Plastic Electronics Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-08-19
Anticipated expiration: 2032-04-11

Abstract

The utility model discloses a hydraulic power bearing structure belongs to the hydraulic fan field, including axle core and hydraulic bearing cover, the bearing inner circle has been seted up to the inside of hydraulic bearing cover, the axle core runs through in the inside of bearing inner circle and extends to the bottom of hydraulic bearing cover from the top of hydraulic bearing cover, and the axle core rotates with the inside of bearing inner circle to be connected, oil storage mechanism has been seted up to the lateral wall of bearing inner circle, oil storage mechanism includes first oil storage tank and second oil storage tank, first oil storage tank is semi-circular strip oil storage tank, the second oil storage tank is the ring structure, can solve the hydraulic fan life-span on the bearing structure weak point, and the problem that long-time running noise is big effectively reduces the off-the-shelf defective rate of hydraulic fan when guaranteeing the long-time high efficiency moving of hydraulic fan finished product.

Description

Hydraulic power bearing structure

Technical Field

The utility model relates to a hydraulic fan technical field specifically is a hydraulic power bearing structure.

Background

The existing hydraulic fan generally works in a mode that the inner layer contains oil (sliding friction), once the inner layer lubricating grease is consumed, the heat dissipation effect is extremely poor, the rotating speed is obviously reduced, noise is generated, and the service life of the finished fan is relatively short.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic power bearing structure can solve the hydraulic fan life-span weak point from bearing structure, and the problem that long-time operation noise is big effectively reduces the off-the-shelf defective rate of hydraulic fan when guaranteeing the long-time high efficiency moving of hydraulic fan finished product to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hydraulic power bearing structure, includes fan frame subassembly, flabellum subassembly and hydraulic bearing system, the internally mounted of fan frame subassembly has the hydraulic bearing system, the flabellum subassembly is installed to the lateral wall of hydraulic bearing system, the hydraulic bearing system is including axle core and hydraulic bearing cover, the bearing inner circle has been seted up to the inside of hydraulic bearing cover, the axle core runs through in the inside of bearing inner circle and extends to the bottom of hydraulic bearing cover from the top of hydraulic bearing cover, and the axle core is connected with the internal rotation of bearing inner circle, oil storage mechanism has been seted up to the lateral wall of bearing inner circle, oil storage mechanism includes first oil storage tank and second oil storage tank, first oil storage tank is semi-circular strip oil storage tank, the second oil storage tank is the ring structure.

Preferably, the second oil storage tank is located in the middle section of the bearing inner ring, and the first oil storage tanks are located at two ends of the bearing inner ring respectively and are symmetrically arranged with the second oil storage tank.

Preferably, the first oil storage grooves are circumferentially distributed on the side wall of the bearing inner ring at equal angles by taking the shaft core as an axis.

Preferably, lubricating grease is injected into a gap between the shaft core and the bearing inner ring.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a hydraulic power bearing structure, set up oil storage mechanism through the bearing inner race lateral wall in hydraulic bearing cover inside, oil storage mechanism is including the oil storage tank of two kinds of structures, be the first oil storage tank of semicircular shape and the second oil storage tank that is the ring structure respectively, rotate the in-process through the axle core, can make the lubricating grease of storage in first oil storage tank and second oil storage tank can automatic mend oil, in order to guarantee the long-time pivoted lubrication degree of axle core in the bearing inner race, utilize inside oil storage and the characteristics from the mended oil, make the bearing constantly keep lubricated state, the stability and the silence effect that this hydraulic bearing used have improved greatly, solve the hydraulic fan life-span on the bearing structure weak point, the big problem of long-time running noise, and not only be limited to hydraulic fan, have the wide characteristics of application range.

Drawings

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

fig. 2 is a schematic cross-sectional structural view of the shaft core and the hydraulic bearing sleeve of the present invention;

fig. 3 is a schematic cross-sectional structural view of the hydraulic bearing sleeve of the present invention;

fig. 4 is a schematic top sectional view of the hydraulic bearing housing of the present invention;

fig. 5 is an enlarged schematic structural view of a portion a in fig. 4 according to the present invention;

fig. 6 is a schematic view of the rotation of the shaft core and the hydraulic bearing sleeve of the present invention.

The reference numbers in the figures: 1. a shaft core; 2. a hydraulic bearing housing; 3. lubricating grease; 4. an oil storage mechanism; 41. a first oil reservoir; 42. a second oil reservoir; 5. a bearing inner race; 6. a fan frame assembly; 7. a fan blade assembly; 8. A fluid bearing system.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model provides a hydraulic power bearing structure as shown in figures 1-6, which comprises a fan frame assembly 6, a fan blade assembly 7 and a hydraulic bearing system 8, wherein the hydraulic bearing system 8 is arranged inside the fan frame assembly 6, the fan blade assembly 7 is arranged on the side wall of the hydraulic bearing system 8, the hydraulic bearing system 8 comprises a shaft core 1 and a hydraulic bearing sleeve 2, a bearing inner ring 5 is arranged inside the hydraulic bearing sleeve 2, the shaft core 1 penetrates through the inside of the bearing inner ring 5 from the top end of the hydraulic bearing sleeve 2 and extends to the bottom end of the hydraulic bearing sleeve 2, the shaft core 1 is rotatably connected with the inside of the bearing inner ring 5, an oil storage mechanism 4 is arranged on the side wall of the bearing inner ring 5, the oil storage mechanism 4 comprises a first oil storage tank 41 and a second oil storage tank 42, the first oil storage tank 41 is a semicircular strip-shaped oil storage tank, the second oil storage tank 42 is a circular ring structure, the first oil storage tank 41 and the second oil storage tank 42 can be used for storing lubricating grease 3, and the shaft core 1 is ensured to reduce friction with the bearing inner ring 5 in the rotating process, the lubricating grease 3 can be locked in the bearing inner ring 5 while the lubricating degree is improved, and the loss of the lubricating grease 3 is reduced.

The second oil storage groove 42 is located in the middle section of the bearing inner ring 5, and the first oil storage grooves 41 are located at two ends of the bearing inner ring 5 respectively and are symmetrically arranged with the second oil storage groove 42. Further prevent the loss of lubricating grease 3, first oil storage tank 41 uses axle core 1 as the axis and presents circumference equiangular distribution on the lateral wall of bearing inner race 5, increases the degree of lubrication between axle core 1 and bearing inner race 5.

Lubricating grease 3 is injected into a gap between the shaft core 1 and the bearing inner ring 5, the shaft core 1 is inserted into the bearing inner ring 5 of the hydraulic bearing filled with the lubricating grease 3, and the lubricating grease 3 can fully fill an oil storage groove in the hydraulic bearing under the extrusion of the shaft core 1.

When the lubricating grease 3 is used in concrete, the lubricating grease 3 is filled into the bearing inner ring 5 in the hydraulic bearing, then the shaft core 1 is inserted into the bearing inner ring 5 filled with the lubricating grease 3, at this time, the lubricating grease 3 can fully fill the oil storage tank in the hydraulic bearing under the extrusion of the shaft core 1, namely, the filling work of the oil storage tank is completed, as shown in fig. 5, when the shaft core 1 rotates along the arrow direction, the shaft core 1 rotates with the oil layer depending on the viscosity of the oil and the adhesive force of the oil and the shaft, the lubricating grease 3 extrudes in the oil clearance to increase the pressure, namely, to generate dynamic pressure, when the dynamic pressure is sufficiently increased to balance the load of the shaft when the rotating speed of the shaft core 1 is sufficiently high, the shaft core 1 floats in the hydraulic bearing sleeve 2 to form dynamic pressure lubrication, under the condition of long-time high-efficiency operation, the lubricating grease 3 can partially volatilize, at this time, the lubricating grease 3 in the second oil storage tank 42 can be automatically filled into the oil clearance between the shaft core 1 and the first oil storage tank 41, namely, the shaft can generate high temperature in the high-speed operation process, the lubricating grease 3 enters the first oil storage tank 41 from the second oil storage tank 42 through expansion due to the high temperature, the self-oil-supplementing function of the bearing is realized, the service life of the finished fan is prolonged by 3 thousands of hours compared with the service life of the finished fan using the traditional bearing through the self-oil-supplementing technology, and the hydraulic bearing utilizes the characteristics of internal oil storage and self-oil supplementation, so that the bearing is kept in a lubricating state constantly, and the use stability and the silencing effect of the hydraulic bearing are greatly improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hydraulic power bearing structure, includes fan frame subassembly (6), flabellum subassembly (7) and fluid bearing system (8), the internally mounted of fan frame subassembly (6) has fluid bearing system (8), flabellum subassembly (7), its characterized in that are installed to the lateral wall of fluid bearing system (8): hydraulic bearing system (8) are including axle core (1) and hydraulic bearing cover (2), bearing inner circle (5) have been seted up to the inside of hydraulic bearing cover (2), axle core (1) runs through in the inside of bearing inner circle (5) and extends to the bottom of hydraulic bearing cover (2) from the top of hydraulic bearing cover (2), and axle core (1) is connected with the inside rotation of bearing inner circle (5), oil storage mechanism (4) have been seted up to the lateral wall of bearing inner circle (5), oil storage mechanism (4) are including first oil storage tank (41) and second oil storage tank (42), first oil storage tank (41) are semi-circular strip oil storage tank, second oil storage tank (42) are the ring structure.

2. A hydrodynamic bearing arrangement, as claimed in claim 1, wherein: the second oil storage tank (42) is located in the middle of the bearing inner ring (5), and the first oil storage tanks (41) are located at two ends of the bearing inner ring (5) respectively and are symmetrically arranged with the second oil storage tanks (42).

3. A hydrodynamic bearing arrangement, as claimed in claim 1, wherein: the first oil storage groove (41) is circumferentially distributed on the side wall of the bearing inner ring (5) in an equiangular mode by taking the shaft core (1) as an axis.

4. A hydrodynamic bearing arrangement, as claimed in claim 1, wherein: lubricating grease (3) is injected into a gap between the shaft core (1) and the bearing inner ring (5).