But high strength heavy load deep groove ball bearing of quick installation
Technical Field
The invention relates to the technical field of bearing design, in particular to a high-strength heavy-load deep groove ball bearing capable of being quickly installed.
Background
The bearing is an important part in modern mechanical equipment, and is mainly used for supporting the machine to perform rotary motion and reducing the friction coefficient of the machine during rotation, wherein the deep groove ball bearing is a common rolling bearing for bearing radial load and axial load and has excellent bearing capacity.
However, the deep groove ball bearings are only provided with a single row of rollers, when heavy load is borne, the bearing rollers are easy to deform, so that the bearing rapidly loses efficacy, and in order to guarantee normal operation of the bearing, a plurality of deep groove ball bearings are often required to be installed at heavy-load rotating positions to form a deep groove ball bearing group to bear load together. However, the conventional deep groove ball bearings are difficult to cooperate with each other, the bearings are easy to rub against each other by simple side-by-side installation, and lubricating oil is difficult to effectively convey to the deep part of the bearing assembly.
If the novel heavy-load deep groove ball bearing device which is more suitable for being used side by side, convenient to lubricate and capable of being integrally and quickly installed can be invented, the problems can be effectively solved, and the high-strength heavy-load deep groove ball bearing capable of being quickly installed is provided for people.
Disclosure of Invention
The invention aims to provide a high-strength heavy-load deep groove ball bearing capable of being quickly installed so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a high-strength heavy-load deep groove ball bearing capable of being quickly installed comprises an outer matching sleeve and an inner matching sleeve, wherein at least two bearing units are arranged between the outer matching sleeve and the inner matching sleeve in an array mode, an outer ring oil storage frame is arranged between outer ring units of adjacent bearing units, a sealing ring is installed on the outer side of the outer ring oil storage frame in a clamping mode, and an inner connecting ring is installed between inner ring units of adjacent bearing units;
the bearing unit comprises an inner ring unit and an outer ring unit, a deep groove ball roller is arranged between the inner ring unit and the outer ring unit through a retainer unit, a second positioning bulge is integrally formed on the inner side of the inner ring unit, a second positioning groove matched with the second positioning bulge is formed on the outer side of the inner ring matching sleeve, a third positioning bulge is integrally formed on the outer side of the outer ring unit, and a third positioning groove matched with the third positioning bulge is formed on the inner wall of the outer matching sleeve;
the outer ring oil storage frame comprises an annular frame, an oil storage cavity is formed in the annular frame, an oil discharge hole corresponding to the position of the deep groove ball roller is formed in the bottom of the oil storage cavity, a limiting protrusion is welded in the oil storage cavity, the closed ring comprises a pair of arc-shaped semi-rings, clamping protrusions corresponding to the limiting protrusion are integrally formed on the inner sides of the arc-shaped semi-rings, and an oil filling port is integrally formed in each arc-shaped semi-ring;
the outer draw-in groove of installation is seted up with outside casing matching in the outside of outer cooperation cover, and the inboard of interior cooperation cover sets up the interior draw-in groove of installation with the pivot matching, there is the outer closing cap that is used for pressing from both sides tight outer lane unit through bolt fixed mounting on the outer cooperation cover, and the interior cooperation is sheathe in and is had the interior closing cap that is used for pressing from both sides tight inner circle unit through bolt fixed mounting, the mounting groove has been seted up on the outer cooperation cover, and fixed mounting has the honeycomb duct with the butt joint of external lubricating oil supply device in the mounting groove, install the notes oil pipe that corresponds the grafting with.
Preferably, the inner sides of the outer ring unit and the inner ring unit are both provided with first positioning grooves, and the inner connecting ring, the outer ring oil storage frame, the outer matching sleeve, the inner sealing cover and the outer sealing cover are respectively integrally formed with first positioning bulges matched with the first positioning grooves.
Preferably, the oil injection pipe is a hard needle tube, and the guide pipe is provided with a spring one-way valve.
Preferably, the outer matching sleeve, the inner matching sleeve, the outer sealing cover and the inner sealing cover are respectively provided with a side clamping groove for positioning, and the side clamping groove is a fan-shaped groove or a kidney-shaped groove.
Preferably, the inner side of the inner ring unit is in a circular array and is at least integrally formed with four second positioning protrusions, and the outer side of the outer ring unit is in a circumferential array and is at least integrally formed with four third positioning protrusions.
Preferably, the inside welding in oil storage chamber installs set-square and the support column that is used for avoiding the oil storage chamber to warp, and the oil storage chamber installs annular oil filter core in the position department that corresponds the oil drain hole.
Compared with the prior art, the invention has the beneficial effects that:
1. the outer matching sleeve and the inner matching sleeve of the device realize the packaging of a plurality of bearing units, so that the supporting performance of the bearing in a heavy-load environment is effectively improved, the packaged whole bearing is more convenient and rapid to mount, internal parts can be conveniently and rapidly replaced, the device has better maintainability, and the maintenance cost is also reduced;
2. the device has improved the lubricating structure of bearing when side by side through outer lane oil storage frame to can make inside each spare part homoenergetic obtain good lubricated condition, effectively reduce the wearing and tearing of equipment and improve the reliability of equipment, have very high practical value.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic view of the assembly of the outer ring oil storage shelf and the closure ring of the present invention.
In the figure: 1. an outer mating sleeve; 2. an inner mating sleeve; 3. an inner sealing cover; 4. an outer cover; 5. an outer ring oil storage rack; 501. an annular frame; 502. an oil drain hole; 503. an oil storage chamber; 504. a limiting bulge; 6. a closed ring; 601. clamping the bulge; 602. an arc-shaped semi-ring; 603. an oil filling port; 7. mounting grooves; 8. a flow guide pipe; 9. a bearing unit; 901. an inner ring unit; 902. a holder unit; 903. a deep groove ball roller; 904. an outer ring unit; 10. an inner clamping groove; 11. a side clamping groove; 12. an outer clamping groove; 13. a first positioning groove; 14. a first positioning projection; 15. an oil filling pipe; 16. a second positioning groove; 17. a second positioning projection; 18. a third positioning groove; 19. a third positioning projection; 20. an inner connecting ring.
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 obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a high-strength heavy-load deep groove ball bearing capable of being quickly installed comprises an outer matching sleeve 1 and an inner matching sleeve 2, wherein at least two bearing units 9 are arranged between the outer matching sleeve 1 and the inner matching sleeve 2 in an array mode, an outer ring oil storage frame 5 is installed between outer ring units 904 of adjacent bearing units 9, a closed ring 6 is installed on the outer side of the outer ring oil storage frame 5 in a clamping mode, and an inner connecting ring 20 is installed between inner ring units 901 of adjacent bearing units 9;
the bearing unit 9 comprises an inner ring unit 901 and an outer ring unit 904, a deep groove ball roller 903 is installed between the inner ring unit 901 and the outer ring unit 904 through a retainer unit 902, a second positioning bulge 17 is integrally formed on the inner side of the inner ring unit 901, a second positioning groove 16 matched with the second positioning bulge 17 is formed on the outer side of the inner ring matching sleeve 2, a third positioning bulge 19 is integrally formed on the outer side of the outer ring unit 904, and a third positioning groove 18 matched with the third positioning bulge 19 is formed on the inner wall of the outer matching sleeve 1;
the outer ring oil storage frame 5 comprises an annular frame 501, an oil storage cavity 503 is formed in the annular frame 501, an oil discharge hole 502 corresponding to the deep groove ball roller 903 is formed in the bottom of the oil storage cavity 503, a limiting protrusion 504 is welded in the oil storage cavity 503, the closed ring 6 comprises a pair of arc-shaped half rings 602, clamping protrusions 601 corresponding to the limiting protrusions 504 are integrally formed on the inner sides of the arc-shaped half rings 602, and oil filling ports 603 are integrally formed on the arc-shaped half rings 602;
an outer clamping groove 12 matched with an outer shell is formed in the outer side of the outer matching sleeve 1, an inner clamping groove 10 matched with a rotating shaft is formed in the inner side of the inner matching sleeve 2, an outer sealing cover 4 used for clamping the outer ring unit 904 is fixedly installed on the outer matching sleeve 1 through a bolt, an inner sealing cover 3 used for clamping the inner ring unit 901 is fixedly installed on the inner matching sleeve 2 through a bolt, an installation groove 7 is formed in the outer matching sleeve 1, a flow guide pipe 8 in butt joint with an external lubricating oil supply device is fixedly installed in the installation groove 7, and an oil injection pipe 15 correspondingly inserted with the oil injection port 603 is installed on the flow guide pipe 8;
the inner sides of the outer ring unit 904 and the inner ring unit 901 are both provided with a first positioning groove 13, the inner connecting ring 20, the outer ring oil storage frame 5, the outer matching sleeve 1, the inner matching sleeve 2, the inner sealing cover 3 and the outer sealing cover 4 are respectively and integrally formed with a first positioning bulge 14 matched with the first positioning groove 13, the oil injection pipe 15 is a hard needle tube, the flow guide pipe 8 is provided with a spring check valve, the outer matching sleeve 1, the inner matching sleeve 2, the outer sealing cover 4 and the inner sealing cover 3 are respectively provided with a side clamping groove 11 for positioning, and the side clamping groove 11 is a sector groove or a waist-shaped groove;
the inside of inner circle unit 901 is that circular array at least integrated into one piece has four second location archs 17, and the outside of outer circle unit 904 is that circumference array at least integrated into one piece has four third location archs 19, and the inside welding of oil storage chamber 503 installs the set-square and the support column that are used for avoiding oil storage chamber 503 to warp, and annular oil filter core is installed in oil storage chamber 503 the position department that corresponds oil drain hole 502.
The working principle is as follows: the device designs a deep groove ball bearing group which is more convenient to arrange together and bears external heavy load, integral packaging is carried out to enable the deep groove ball bearing group to be rapidly and integrally and rapidly installed, the deep groove ball bearing group has good lubricating performance, meanwhile, the deep groove ball bearing group is convenient to detach so as to replace internal parts, and overhauling and maintenance are facilitated, wherein the bearing unit 9 is similar to a traditional deep groove ball bearing structure and is only additionally provided with a second positioning bulge 17 and a third positioning bulge 19 matched with the outside. When the oil storage device is used, the outer ring oil storage frame 5 and the sealing ring 6 are correctly clamped and installed, then the outer ring oil storage frame 5, the inner connecting ring 20 and the bearing unit 9 are installed in the outer matching sleeve 1 and the inner matching sleeve 2 in a staggered arrangement mode, and then the outer sealing cover 4 and the inner sealing cover 3 are fixed with the outer matching sleeve 1 and the inner matching sleeve 2 through bolts. At this time, the outer matching sleeve 1, the outer seal cover 4, the outer ring unit 904 and the outer ring oil storage rack 5 are connected together through the third positioning protrusion 19 and the first positioning protrusion 14 to perform an integral motion, so that friction caused by the incoordination of the inner motion is eliminated, and meanwhile, the inner matching sleeve 2, the inner seal cover 3, the inner connecting ring 20 and the inner ring unit 901 are connected together through the second positioning protrusion 17 and the first positioning protrusion 14 to perform an integral motion, so that friction caused by the incoordination of the inner motion is eliminated. After the encapsulation, outer cooperation cover 1 is fixed with the frame of external equipment or casing and is in the state of not moving, and interior cooperation cover 2 is then connected with outside pivot and is in the rotating-state, consequently can save the time of a large amount of installation adjustments owing to can wholly install, and because inside spare part need not adopt the interference fit assembly, but mainly utilize the joint fixed, consequently when overhauing and maintaining, also more convenient dismantlement and the change to inside spare part, the effectual maintainability that improves equipment. When the device is installed, can insert corresponding oiling mouth 603 by the outside of outer cooperation cover 1 with oiling pipe 15, and utilize honeycomb duct 8 and outside lubrication to have supply apparatus to be connected, owing to can be continuous in the course of the work provide lubricating oil through honeycomb duct 8, consequently the phenomenon of lacking lubricating oil can not appear, and because outer lane oil storage frame 5 is with bearing unit 9 staggered arrangement, consequently guarantee lubricating oil that also can be better distributes evenly, various problems that the inside bearing lubrication condition difference of oil storage brought when avoiding traditional bearing to use side by side have effectively reduced the wearing and tearing of equipment and have improved the reliability of equipment, and has very high practical value.
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.