CN114909394B - Double-row angular contact ball bearing with characteristic of reducing internal friction force - Google Patents
Double-row angular contact ball bearing with characteristic of reducing internal friction force Download PDFInfo
- Publication number
- CN114909394B CN114909394B CN202210273566.6A CN202210273566A CN114909394B CN 114909394 B CN114909394 B CN 114909394B CN 202210273566 A CN202210273566 A CN 202210273566A CN 114909394 B CN114909394 B CN 114909394B
- Authority
- CN
- China
- Prior art keywords
- ring
- fixedly connected
- bearing
- groove
- heat dissipation
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/18—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
- F16C19/181—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
- F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C37/00—Cooling of bearings
- F16C37/007—Cooling of bearings of rolling bearings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Abstract
The invention provides a double-row angular contact ball bearing with the characteristic of reducing internal friction force, which relates to the technical field of bearings and comprises the following components: the bottom inner ring is vertically penetrated with a inserted bar groove A; the utility model discloses a bearing is characterized by comprising a bottom inner circle, a inserted bar groove A, a inserted bar groove B, a fastening nut, a servo motor, a fan blade, a bearing inner circle, a servo motor, a fan blade, a bearing inner circle and a bearing inner circle, wherein the bottom inner circle is fixedly connected with the top inner circle, the inserted bar groove A and the inserted bar groove B are internally penetrated with the heat dissipation tube, the fastening nut is arranged at the bottom of the heat dissipation tube through threaded connection, the top of the heat dissipation tube is fixedly connected with the inner sinking ring, the inner sinking ring is positioned at the inner side of a top ring groove, the fan blade can rotate in the heat dissipation tube to accelerate the air flow through the servo motor, the heat dissipation tube can dissipate heat of the bottom inner circle and the top inner circle in the inner side, the friction force caused by deformation of the bearing during high-speed operation heating can be reduced, and the problem that the traditional bearing is inconvenient to automatically dissipate heat of the bearing during high-speed operation is solved.
Description
Technical Field
The invention relates to the technical field of bearings, in particular to a double-row angular contact ball bearing with the characteristic of reducing internal friction force.
Background
The double-row angular contact ball bearing can bear radial and axial combined loads and moment loads mainly with larger radial loads, limits axial displacement of two aspects of a shaft, is mainly used for limiting bidirectional axial displacement of the shaft and a shell, and is mainly used for improving extrusion pressure inside the bearing when the bearing rotates at a high speed due to expansion and contraction after temperature rise inside the bearing, so that friction force inside the bearing can be improved, lubricating oil can not flow to the inner side of the bearing automatically according to bearing rotating speed in the existing bearing, automatic heat dissipation of an inner ring of the bearing is not convenient to carry out during high-speed operation, and friction force caused by deformation of the bearing during high-speed operation heating is not convenient to reduce.
The prior double-row angular contact ball bearing with the characteristic of reducing the internal friction force is convenient for automatically radiating the inner ring of the bearing when the bearing runs at high speed, and reducing the friction force which is increased by deformation when the bearing heats up.
Disclosure of Invention
In view of this, the present invention provides a double row angular contact ball bearing with the characteristic of reducing internal friction force, by connecting the positive pole ring B and the negative pole ring B with the positive pole ring a and the negative pole ring a by connecting the slide bars, the servo motor inside the heat dissipation tube at the bottom can be operated, the fan blades can rotate inside the heat dissipation tube to accelerate the air flow, the heat dissipation tube can dissipate heat inside the bottom inner ring and the top inner ring, and the friction force caused by deformation when the bearing is operated at high speed can be reduced.
The invention provides a double-row angular contact ball bearing with the characteristic of reducing internal friction force, which specifically comprises the following components: the outer side of the bottom inner ring is provided with a conical surface, the conical surface is provided with an annular groove, and the outer side of the annular groove is connected with balls; the outer side of the ball is sleeved with a retainer; a bottom ring groove is formed in the bottom of the bottom inner ring; a rod inserting groove A vertically penetrates through the inner part of the bottom inner ring; the top of the bottom inner ring is fixedly connected with a top inner ring; the outer curved side surface of the top of the bottom inner ring and the outer curved side surface of the bottom of the top inner ring are fixedly connected with inclined fins; a top ring groove is formed in the top of the top inner ring; a rod inserting groove B vertically penetrates through the inner part of the top inner ring, and the top of the rod inserting groove B is positioned at the bottom of the top ring groove; the outer side of the bottom inner ring is sleeved with two conical outer rings, and inclined hole grooves are formed at the junction of the two conical outer rings; the top of the conical outer ring is fixedly connected with a filler pipe, threads are formed on the inner side of the filler pipe, and a sealing screw rod is arranged on the inner side of the filler pipe through threaded connection.
Optionally, sealing petals are fixedly connected with the outer side of the conical outer ring, the number of the sealing petals is two, and the top and the bottom of the sealing petals are fixedly connected with horizontal bending parts.
Optionally, an outer cover is fixedly connected to the outer side of the conical outer ring, and a top sealing ring is fixedly connected to the top of the outer cover.
Optionally, the top seal ring bottom surface is fixedly connected with the conical outer ring top elevation, the top seal ring inner portion vertically penetrates through a top welding hole, and the bottom welding hole is formed in the bottom of the top seal ring.
Optionally, inserted bar groove A wears to be equipped with the cooling tube with inserted bar groove B inside, and the cooling tube bottom is provided with fastening nut through threaded connection, and cooling tube top fixedly connected with is sunk circle, and sunk circle is located the top ring groove inboard.
Optionally, the top of the invagination ring is fixedly connected with an anode ring A, and the top of the anode ring A is fixedly connected with a cathode ring A.
Optionally, positive pole ring A and negative pole ring A top fixedly connected with butt joint pipe, butt joint pipe side fixedly connected with return spring, the butt joint pipe inboard is provided with the slide bar through sliding connection, slide bar left end and return spring fixed connection, slide bar right-hand member fixedly connected with carbon brush.
Optionally, outer lantern ring of toper outer lane top fixedly connected with, outer lantern ring top fixedly connected with positive pole ring B, positive pole ring B top fixedly connected with negative pole ring B, negative pole ring B top fixedly connected with external connection.
Advantageous effects
Compared with the traditional bearing, after lubricating oil is injected into the tapered outer ring and the sealing valve through the oil injection pipe, when the bearing is used at a low speed, after the sealing screw is unscrewed, the bottom inner ring can drive the inclined fins on the curved side surface to rotate at the inner side of the bearing when the bearing inner ring rotates, air at the inner side of the bearing is guided, the air pressure at the inner side of the bearing can be reduced, the lubricating oil at the inner sides of the tapered outer ring and the sealing valve can flow inwards through the inclined hole grooves at the inner side through negative pressure suction, and the lubricating oil can flow automatically at the inner side of the bearing according to the rotating speed of the bearing.
In addition, through setting up the outer cover, after two sets of sealing lamella lock are in the toper outer lane outside, through carrying out the welding to sealing lamella top and bottom and toper outer lane horizontal plane contact portion, can seal the toper outer lane outside, through embolia the toper outer lane outside with outer cover from the top down after, through carrying out the welding to outer cover bottom and top and the top of toper outer lane contact portion's top welding hole and bottom welding hole, can make outer cover support the toper outer lane.
In addition, through setting up the invagination circle, through inserting the cooling tube from the top down after inserting insertion rod groove B and insertion rod groove A inside, make the invagination loop at cooling tube top insert the top ring inslot after, with fastening nut spin access cooling tube bottom outside, can be with cooling tube and end inner circle and top inner circle be connected fixedly.
In addition, through setting up the cooling tube, use the bearing to be used for high-speed rotation, after butt joint with external circuit with outer wiring, can carry out the circular telegram to anodal ring A and negative pole ring A, when the bearing inner race rotates, can make end inner circle and top inner circle drive the invagination circle at its top and rotate, when the bearing inner race rotational speed is too high, can make anodal ring A and negative pole ring A top, can drive the inboard slide bar outside slip of two sets of butt joint pipes through centrifugal force, can make the carbon brush laminating anodal ring B and negative pole ring B of slide bar outside end, can make anodal ring B and negative pole ring B circuit and anodal ring A and negative pole ring A be connected through connecting the slide bar, can operate the servo motor of the cooling tube inside of bottom, can make the flabellum rotate the acceleration air current in the cooling tube inside, can make the cooling tube dispel the heat to end inner circle and top, can reduce the frictional force that the deformation caused when the high-speed operation heating of bearing.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
FIG. 1 shows a schematic top perspective view of a bearing overall according to an embodiment of the invention;
FIG. 2 shows a schematic diagram of a side cross-sectional perspective structure of a bearing outer enclosure according to an embodiment of the invention;
FIG. 3 shows a schematic diagram of a side cross-sectional perspective structure of an invagination ring of a bearing according to an embodiment of the invention;
FIG. 4 shows a schematic diagram of a partial enlargement of A in FIG. 3 according to an embodiment of the invention;
FIG. 5 shows a partially enlarged schematic illustration of B in FIG. 3 in accordance with an embodiment of the invention;
FIG. 6 shows a schematic diagram of a side cross-sectional perspective structure of a bottom inner race of a bearing according to an embodiment of the invention;
FIG. 7 shows a schematic view of a bottom perspective view of an outer collar of a bearing according to an embodiment of the present invention;
FIG. 8 shows a schematic diagram of the overall bottom perspective of a bearing according to an embodiment of the invention;
list of reference numerals
1. A bottom inner ring;
101. a bottom ring groove; 102. a rod inserting groove A;
2. pushing the inner ring;
201. a top ring groove; 202. a rod inserting groove B;
3. inclined fins;
4. a ball;
401. a retainer;
5. a tapered outer race;
501. inclined hole grooves; 502. a filler pipe; 5021. a sealing screw;
6. sealing petals;
7. an outer enclosure;
701. a top seal ring; 7011. top welding holes; 702. a bottom welding hole;
8. a heat radiating pipe;
801. fastening a screw cap; 802. a positive electrode ring A; 803. a negative electrode ring A; 804. a butt joint pipe; 8041. a reset spring; 8042. a slide bar; 8043. a carbon brush; 805. an outer collar; 8051. a positive electrode ring B; 8052. a negative electrode ring B; 806. an external wiring; 807. an invagination ring.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.
Embodiment one: please refer to fig. 1 to 8:
the invention provides a double-row angular contact ball bearing with the characteristic of reducing internal friction force, which comprises the following components: the outer side of the bottom inner ring 1 is provided with a conical surface, the conical surface is provided with an annular groove, and the outer side of the annular groove is connected with a ball 4; the outer side of the ball 4 is sleeved with a retainer 401; the bottom of the bottom inner ring 1 is provided with a bottom ring groove 101; a rod inserting groove A102 vertically penetrates through the inner part of the bottom inner ring 1; the top of the bottom inner ring 1 is fixedly connected with a top inner ring 2; the outer curved side surface of the top of the bottom inner ring 1 and the outer curved side surface of the bottom of the top inner ring 2 are fixedly connected with inclined fins 3; a top ring groove 201 is formed in the top of the top inner ring 2; a rod inserting groove B202 vertically penetrates through the inner part of the top inner ring 2, and the top of the rod inserting groove B202 is positioned at the bottom of the top ring groove 201; the outer side of the bottom inner ring 1 is sleeved with two conical outer rings 5, the number of the conical outer rings 5 is two, and inclined hole grooves 501 are formed at the junction of the two conical outer rings 5; the top of the conical outer ring 5 is fixedly connected with an oil injection pipe 502, threads are formed on the inner side of the oil injection pipe 502, a sealing screw 5021 is arranged on the inner side of the oil injection pipe 502 through threaded connection, after lubricating oil is injected into the conical outer ring 5 and the sealing valve 6 through the oil injection pipe 502, when the bearing is used at a low speed, after the sealing screw 5021 is unscrewed, when the bearing inner ring rotates, the bottom inner ring 1 can drive the inclined fins 3 on the curved side to rotate on the inner side of the bearing, air on the inner side of the bearing is guided, the air pressure on the inner side of the bearing can be reduced, lubricating oil on the inner side of the conical outer ring 5 and the sealing valve 6 flows inwards through a negative pressure suction mode through an inclined hole groove 501 on the inner side, and the lubricating oil can flow automatically on the inner side of the bearing according to the rotation speed of the bearing.
The outer side of the conical outer ring 5 is fixedly connected with sealing petals 6, the number of the sealing petals 6 is two, the top and the bottom of the sealing petals 6 are fixedly connected with horizontal bending parts, the outer side of the conical outer ring 5 is fixedly connected with an outer cover 7, the top of the outer cover 7 is fixedly connected with a top sealing ring 701, the bottom surface of the top sealing ring 701 is fixedly connected with the vertical surface of the top of the conical outer ring 5, top welding holes 7011 vertically penetrate through the inside of the top sealing ring 701, bottom welding holes 702 are formed in the bottom of the top sealing ring 701, after the two groups of sealing petals 6 are buckled on the outer side of the conical outer ring 5, the outer side of the conical outer ring 5 can be sealed by welding the top and the bottom of the sealing petals 6 with the horizontal surface contact part of the conical outer ring 5, after the outer cover 7 is sleeved on the outer side of the conical outer ring 5 from top to bottom, and the top welding holes 7011 and the bottom welding holes 702 of the contact part of the bottom of the outer cover 7 can support the conical outer ring 5.
The inserted rod groove A102 and the inserted rod groove B202 are internally provided with the radiating pipe 8 in a penetrating way, the bottom of the radiating pipe 8 is provided with a fastening nut 801 through threaded connection, a servo motor is fixedly connected inside the radiating pipe 8, the tail end of a rotating shaft of the servo motor is provided with fan blades through coaxial connection, the top of the radiating pipe 8 is fixedly connected with an inward sinking ring 807, the inward sinking ring 807 is positioned on the inner side of the top ring groove 201, after the radiating pipe 8 is inserted into the inserted rod groove B202 and the inserted rod groove A102 from top to bottom, the inward sinking ring 807 at the top of the radiating pipe 8 is sleeved into the top ring groove 201, the fastening nut 801 is screwed into the outer side of the bottom end of the radiating pipe 8, and the radiating pipe 8, the bottom inner ring 1 and the top inner ring 2 can be connected and fixed.
The top of the inward sinking ring 807 is fixedly connected with a positive electrode ring A802, the top of the positive electrode ring A802 is fixedly connected with a negative electrode ring A803, the top of the positive electrode ring A802 and the top of the negative electrode ring A803 are fixedly connected with a butt joint pipe 804, the side end of the butt joint pipe 804 is fixedly connected with a reset spring 8041, the inner side of the butt joint pipe 804 is provided with a sliding rod 8042 through sliding connection, the left end of the sliding rod 8042 is fixedly connected with the reset spring 8041, the right end of the sliding rod 8042 is fixedly connected with a carbon brush 8043, the top of the conical outer ring 5 is fixedly connected with a jacket ring 805, the top of the jacket ring 805 is fixedly connected with a positive electrode ring B8051, the top of the positive electrode ring B8051 is fixedly connected with a negative electrode ring B8052, the top of the negative electrode ring B8052 is fixedly connected with an external connection 806, when the bearing is used for high-speed rotation, after the external connection 806 is butted with an external circuit, the positive electrode ring A802 and the negative electrode ring A803 can be electrified, when the bearing inner ring rotates, the inner ring bottom 1 and the inner ring top 2 can drive the inner sinking ring 807 at the top to rotate, when the rotating speed of the inner ring bearing is too high, the top parts of the positive electrode ring A802 and the negative electrode ring A803 can be driven by centrifugal force to drive the sliding rods 8042 at the inner sides of the two groups of butt joint pipes 804 to slide outwards, the carbon brushes 8043 at the outer ends of the sliding rods 8042 can be attached to the positive electrode ring B8051 and the negative electrode ring B8052, the circuits of the positive electrode ring B8051 and the negative electrode ring B8052 can be connected with the positive electrode ring A802 and the negative electrode ring A803 through the connection of the sliding rods 8042, a servo motor in the radiating pipe 8 at the bottom can be operated, fan blades can rotate in the radiating pipe 8 to accelerate airflow, the radiating pipe 8 radiates heat to the inner ring bottom 1 and the inner ring top 2 at the inner side, and friction caused by deformation during high-speed running heating of the bearing can be reduced.
Specific use and action of the embodiment: in the invention, when in use, after two groups of sealing petals 6 are buckled on the outer side of the conical outer ring 5, the outer side of the conical outer ring 5 can be sealed by welding the contact parts of the top and the bottom of the sealing petals 6 and the horizontal plane of the conical outer ring 5, after the outer cover 7 is sleeved on the outer side of the conical outer ring 5 from top to bottom, the outer cover 7 can support the conical outer ring 5 by welding a top welding hole 7011 and a bottom welding hole 702 of the contact part of the bottom of the outer cover 7 and the top of the conical outer ring 5, after the radiating pipe 8 is inserted into the inserting rod groove B202 and the inserting rod groove A102 from top to bottom, after the sinking ring 807 at the top of the radiating pipe 8 is sleeved in the top ring groove 201, a fastening nut 801 is screwed on the outer side of the bottom end of the radiating pipe 8, the radiating pipe 8 and the bottom inner ring 1 can be connected and fixed with the top inner ring 2, when the bearing is used at a low speed, after the sealing screw 5021 is unscrewed, the bearing inner ring rotates, the inner ring 1 drives the inclined fins 3 on the curved side to rotate on the inner side of the bearing, the air on the inner side of the bearing is guided, the air pressure on the inner side of the bearing can be reduced, the lubricating oil on the inner side of the conical outer ring 5 and the sealing valve 6 can be sucked by negative pressure, the lubricating oil can flow inwards through the inclined hole grooves 501 on the inner side, the lubricating oil can flow automatically on the inner side of the bearing according to the rotating speed of the bearing to lubricate, when the bearing is used for rotating at high speed, after the outer wiring 806 is abutted with an external circuit, the anode ring A802 and the cathode ring A803 can be electrified, when the inner ring of the bearing rotates, the inner ring 1 of the bottom and the inner ring 2 of the top are driven to rotate, when the rotating speed of the inner ring of the bearing is too high, the top of the anode ring A802 and the cathode ring A803 can be driven by centrifugal force to slide the slide bars 8042 on the inner sides of two groups of abutting pipes 804 to the outside, the carbon brush 8043 at the outer side end of the sliding rod 8042 can be attached to the positive electrode ring B8051 and the negative electrode ring B8052, a circuit of the positive electrode ring B8051 and the negative electrode ring B8052 can be connected with the positive electrode ring A802 and the negative electrode ring A803 through connection of the sliding rod 8042, a servo motor in the radiating pipe 8 at the bottom can be operated, fan blades can rotate in the radiating pipe 8 to accelerate airflow, the radiating pipe 8 can radiate heat to the bottom inner ring 1 and the top inner ring 2 at the inner side, and friction caused by deformation during high-speed operation heating of a bearing can be reduced.
Finally, it should be noted that the present invention is generally described in terms of a/a pair of components, such as the location of each component and the mating relationship therebetween, however, those skilled in the art will appreciate that such location, mating relationship, etc. are equally applicable to other components/other pairs of components. The foregoing is merely exemplary embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
Claims (4)
1. Double row angular contact ball bearing with alleviate internal friction force characteristics, its characterized in that includes: the inner bottom ring (1), the outer side of the inner bottom ring (1) is provided with a conical surface, the conical surface is provided with an annular groove, and the outer side of the annular groove is connected with a ball (4); a retainer (401) is sleeved on the outer side of the ball (4); a bottom ring groove (101) is formed in the bottom of the bottom inner ring (1); a rod inserting groove A (102) vertically penetrates through the inner part of the bottom inner ring (1); the top of the bottom inner ring (1) is fixedly connected with a top inner ring (2); the outer curved side surface of the top of the bottom inner ring (1) and the outer curved side surface of the bottom of the top inner ring (2) are fixedly connected with inclined fins (3); a top ring groove (201) is formed in the top of the top inner ring (2); a rod inserting groove B (202) vertically penetrates through the inner part of the top inner ring (2), and the top of the rod inserting groove B (202) is positioned at the bottom of the top ring groove (201); the outer side of the bottom inner ring (1) is sleeved with two conical outer rings (5), the number of the conical outer rings (5) is two, and inclined hole grooves (501) are formed at the junction of the two conical outer rings (5); the top of the conical outer ring (5) is fixedly connected with an oil injection pipe (502), threads are formed on the inner side of the oil injection pipe (502), and a sealing screw rod (5021) is arranged on the inner side of the oil injection pipe (502) in a threaded connection manner; the utility model discloses a solar energy power generation device, including inserted bar groove A (102), inserted bar groove B (202), heat dissipation pipe (8) are worn to be equipped with in inside heat dissipation pipe (8), heat dissipation pipe (8) bottom is provided with fastening nut (801) through threaded connection, inside fixedly connected with servo motor of heat dissipation pipe (8), servo motor pivot end is provided with the flabellum through coaxial coupling, heat dissipation pipe (8) top fixedly connected with invagination circle (807), invagination circle (807) are located top ring groove (201) inboard, invagination circle (807) top fixedly connected with positive pole ring A (802), positive pole ring A (802) top fixedly connected with negative pole ring A (803), positive pole ring A (802) and negative pole ring A (803) top fixedly connected with docking tube (804), docking tube (804) side fixedly connected with reset spring (8041), docking tube (804) inboard is provided with slide bar (8042) through sliding connection, slide bar (8042) left end and reset spring (8041) fixedly connected with invagination circle (8043), toper outer lane (5) top fixedly connected with coat ring (805), positive pole ring (8051) top fixedly connected with negative pole ring (8051), positive pole ring (8051) is connected with negative pole ring (8052).
2. The double-row angular contact ball bearing with the characteristic of reducing internal friction force according to claim 1, wherein sealing petals (6) are fixedly connected to the outer side of the conical outer ring (5), the number of the sealing petals (6) is two, and horizontal bending parts are fixedly connected to the top and the bottom of the sealing petals (6).
3. The double-row angular contact ball bearing with the characteristic of reducing internal friction force according to claim 1, wherein an outer cover (7) is fixedly connected to the outer side of the conical outer ring (5), and a top cover ring (701) is fixedly connected to the top of the outer cover (7).
4. The double-row angular contact ball bearing with the characteristic of reducing internal friction force according to claim 3, wherein the bottom surface of the top sealing ring (701) is fixedly connected with the top vertical surface of the conical outer ring (5), a top welding hole (7011) is vertically penetrated in the top sealing ring (701), and a bottom welding hole (702) is formed in the bottom of the top sealing ring (701).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210273566.6A CN114909394B (en) | 2022-03-19 | 2022-03-19 | Double-row angular contact ball bearing with characteristic of reducing internal friction force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210273566.6A CN114909394B (en) | 2022-03-19 | 2022-03-19 | Double-row angular contact ball bearing with characteristic of reducing internal friction force |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114909394A CN114909394A (en) | 2022-08-16 |
| CN114909394B true CN114909394B (en) | 2023-09-08 |
Family
ID=82763237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210273566.6A Active CN114909394B (en) | 2022-03-19 | 2022-03-19 | Double-row angular contact ball bearing with characteristic of reducing internal friction force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114909394B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009024859A (en) * | 2007-07-24 | 2009-02-05 | Nsk Ltd | Method of manufacturing race ring for rolling bearing |
| JP2009052709A (en) * | 2007-08-29 | 2009-03-12 | Ntn Corp | Bearing for vehicle and bearing device for vehicle |
| JP2009067888A (en) * | 2007-09-13 | 2009-04-02 | Nsk Ltd | Grease composition and rolling bearing |
| JP2012107674A (en) * | 2010-11-16 | 2012-06-07 | Ntn Corp | Ball bearing |
| CN104348061A (en) * | 2013-07-31 | 2015-02-11 | 曾亿豪 | Rotating shaft power supply device |
| CN207421139U (en) * | 2017-09-15 | 2018-05-29 | 天津市威奥科技有限公司 | A kind of bearing for freezing equipment |
| CN109611455A (en) * | 2017-10-04 | 2019-04-12 | 中西金属工业株式会社 | Sealing device is used in rotation |
| CN211474694U (en) * | 2019-12-30 | 2020-09-11 | 无锡宝晟精密轴承制造有限公司 | Bearing capable of rapidly dissipating heat |
| CN213981651U (en) * | 2020-12-28 | 2021-08-17 | 江苏牛犇轴承有限公司 | Double-row cylindrical sealed full-roller bearing |
| CN214945792U (en) * | 2021-04-27 | 2021-11-30 | 知行(丽水)精密轴承有限公司 | Heat dissipation reinforced angular contact ball bearing |
| CN215596185U (en) * | 2021-09-10 | 2022-01-21 | 瓦房店天元轴承制造有限公司 | Double-row angular contact ball bearing with characteristic of reducing internal friction force |
| CN215950126U (en) * | 2021-10-26 | 2022-03-04 | 临清市恒博轴承有限公司 | Double-row deep groove ball bearing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9309925B2 (en) * | 2009-10-06 | 2016-04-12 | Mohawk Innovative Technology, Inc. | High speed machining center |
-
2022
- 2022-03-19 CN CN202210273566.6A patent/CN114909394B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009024859A (en) * | 2007-07-24 | 2009-02-05 | Nsk Ltd | Method of manufacturing race ring for rolling bearing |
| JP2009052709A (en) * | 2007-08-29 | 2009-03-12 | Ntn Corp | Bearing for vehicle and bearing device for vehicle |
| JP2009067888A (en) * | 2007-09-13 | 2009-04-02 | Nsk Ltd | Grease composition and rolling bearing |
| JP2012107674A (en) * | 2010-11-16 | 2012-06-07 | Ntn Corp | Ball bearing |
| CN104348061A (en) * | 2013-07-31 | 2015-02-11 | 曾亿豪 | Rotating shaft power supply device |
| CN207421139U (en) * | 2017-09-15 | 2018-05-29 | 天津市威奥科技有限公司 | A kind of bearing for freezing equipment |
| CN109611455A (en) * | 2017-10-04 | 2019-04-12 | 中西金属工业株式会社 | Sealing device is used in rotation |
| CN211474694U (en) * | 2019-12-30 | 2020-09-11 | 无锡宝晟精密轴承制造有限公司 | Bearing capable of rapidly dissipating heat |
| CN213981651U (en) * | 2020-12-28 | 2021-08-17 | 江苏牛犇轴承有限公司 | Double-row cylindrical sealed full-roller bearing |
| CN214945792U (en) * | 2021-04-27 | 2021-11-30 | 知行(丽水)精密轴承有限公司 | Heat dissipation reinforced angular contact ball bearing |
| CN215596185U (en) * | 2021-09-10 | 2022-01-21 | 瓦房店天元轴承制造有限公司 | Double-row angular contact ball bearing with characteristic of reducing internal friction force |
| CN215950126U (en) * | 2021-10-26 | 2022-03-04 | 临清市恒博轴承有限公司 | Double-row deep groove ball bearing |
Non-Patent Citations (1)
| Title |
|---|
| 影响高速角接触球轴承旋滚比的因素及分析;康剑莉;轴承(第12期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114909394A (en) | 2022-08-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205583933U (en) | Motor of inside heat dissipation self -cooling | |
| US20190368596A1 (en) | Machine and gearbox system with air cooling | |
| CN203219017U (en) | Internal cooling air passage device of casing water-cooling motor | |
| CN114909394B (en) | Double-row angular contact ball bearing with characteristic of reducing internal friction force | |
| CN113489231A (en) | Magnetic suspension flywheel energy storage system using liquid cooling heat dissipation technology | |
| CA2961893A1 (en) | External fan and drive end housing for an air cooled alternator | |
| CN204477077U (en) | With the rolling bearing retainer of radiating fin | |
| CN104500576A (en) | Rolling bearing retainer with radiating fins | |
| CN213206308U (en) | Heat dissipation type race ring | |
| CN217421884U (en) | Ball bearing locking-type retainer | |
| CN214945792U (en) | Heat dissipation reinforced angular contact ball bearing | |
| CN211343463U (en) | Bearing box device of cantilever type fan bearing forced air cooling | |
| CN111245144B (en) | Efficient three-phase asynchronous motor | |
| CN210799364U (en) | Compressor and air conditioning unit | |
| CN103947090B (en) | Including by means of heat-transfer fluid and air cooled vehicle drive assembly | |
| CN208723712U (en) | A kind of mixed flow ventilation self-lubricating reduces the structure of motor bearings temperature rise | |
| CN111852950A (en) | Mechanical sealing device for high-temperature hot water pump | |
| CN114909400A (en) | Ball bearing locking type retainer | |
| CN218118379U (en) | High-temperature-resistant self-aligning roller bearing | |
| CN215980479U (en) | Deep groove ball bearing with lubricating function | |
| CN216617975U (en) | Fan driving key shaft and fan movement using same | |
| CN112196909B (en) | Air-cooled cylinder type coupler | |
| CN213684957U (en) | Bearing easy to radiate heat | |
| CN210829877U (en) | Agricultural centrifugal pump with heat dissipation mechanism | |
| CN220556582U (en) | CT-X ray tube rotating anode liquid bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |