CN214698829U - Special bearing for mine drag roller - Google Patents

Abstract

The utility model relates to a bearing technical field just discloses a mine tow roller special bearing, including bearing inner race and bearing inner race, bearing inner race's both sides all are fixed with solid fixed ring, and solid fixed ring's bore size and bearing inner race's bore size unanimous, gu be provided with clearance mechanism in the fixed ring, clearance mechanism includes joint ring and brush, the brush is the annular distribution on the interior table wall of joint ring. The utility model discloses in, through the design of clearance mechanism, when the bearing inner race rotated, the solid fixed ring of bearing inner race accessible drove clearance mechanism and rotates for the brush in the clearance mechanism can carry out rotatory brush to this bearing and move the clearance, reduces the dust and gets into, has effectively improved the work efficiency and the cleaning nature of this bearing, and through joint ring and solid fixed ring's design, makes this clearance mechanism be convenient for dismantle the clearance change, has effectively improved the practicality of this bearing.

Description

Special bearing for mine drag roller

Technical Field

The utility model relates to a bearing technical field specifically is a mine tow roller special bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision.

Most current mine roller bearings that drag exist certain defect when using, the mining area dust is too big, the dust is adhered to sealed bearing easily, the joint department of sealing washer and bearing causes the jam easily, influence the normal use of bearing, when carrying out the periodic maintenance change to the ball in the bearing, most sealed bearing adopts rigid connection's ball solid fixed ring, lead to sealed bearing to be difficult to dismantle, and can not be fine carry out certain regulation according to the bearing of different bore sizes, do not have fine suitability, when sealed bearing carries out the oiling, need demolish the sealing washer on the sealed bearing and just can carry out oiling work to the ball, it is troublesome to have caused unnecessary.

SUMMERY OF THE UTILITY MODEL

The utility model provides a special bearing for a mine roller, which has the advantages of further reducing the contact between dust and the bearing, being convenient for installation and rotation and disassembly and being convenient for oil injection to the bearing ball, and solves the problems that most of the prior mine roller bearings mentioned in the background art have certain defects when in use, the dust in mining areas is overlarge, the dust is easy to attach to the sealed bearing, the joint part of the sealing ring and the bearing is easy to block, the normal use of the bearing is influenced, when the ball in the bearing is regularly maintained and replaced, most of the sealed bearings adopt the rigidly connected ball fixing rings, the sealed bearing is difficult to disassemble, the bearings with different calibers can not be well adjusted according to the bearings with different calibers, the applicability is not good, when the sealed bearing is injected with oil, the sealing ring on the sealed bearing needs to be removed to inject the ball, causing unnecessary trouble.

The utility model provides a following technical scheme: the utility model provides a special bearing of mine roller, includes bearing inner race and bearing inner race, the both sides of bearing inner race all are fixed with solid fixed ring, and the bore size of solid fixed ring is unanimous with the bore size of bearing inner race, gu be provided with clearance mechanism in the fixed ring, clearance mechanism includes joint ring and brush, the brush is the annular distribution on the interior table wall of joint ring.

As an alternative of the mine drag roller special bearing, wherein: the clamping ring is characterized in that the inner surface wall of the fixing ring is provided with a clamping groove, the outer surface wall of the clamping ring is provided with a telescopic groove, the telescopic groove is clamped with a clamping block, an elastic sheet is further arranged between the clamping block and the telescopic groove, and the clamping ring is clamped with the fixing ring through the clamping block and the clamping groove.

As an alternative of the mine drag roller special bearing, wherein: the clamping grooves are annularly distributed on the clamping ring, and the distance between every two adjacent clamping grooves is equal.

As an alternative of the mine drag roller special bearing, wherein: the telescopic groove is provided with a plurality of, and a plurality of all be provided with shell fragment and fixture block in the telescopic groove, and a plurality of fixture block and a plurality of draw-in groove looks adaptation.

As an alternative of the mine drag roller special bearing, wherein: but the slidable is provided with the sliding assembly between bearing inner race and the bearing outer race, the sliding assembly includes the solid fixed ring of ball and ball, the ball is located the rotatable setting of ball solid fixed ring intra-annular.

As an alternative of the mine drag roller special bearing, wherein: the sliding assemblies are arranged in a plurality of annular distribution between the bearing outer ring and the bearing inner ring, and the distance between every two adjacent sliding assemblies is equal and is connected through a spring.

As an alternative of the mine drag roller special bearing, wherein: still the joint has the sealing washer between bearing inner race and the bearing inner race, the sealing washer is provided with two altogether, two the sealing washer distributes respectively in sliding assembly's both sides, two all seted up oiling mouth on the table wall of sealing washer, it has sealed knob to go back threaded connection in the oiling mouth.

The utility model discloses possess following beneficial effect:

1. this mine roller special bearing that drags, through the design of clearance mechanism, when the bearing inner race rotates, the solid fixed ring of bearing inner race accessible drives clearance mechanism and rotates for the brush in the clearance mechanism can carry out rotatory brush to this bearing and move the clearance, reduces the dust and gets into, has effectively improved the work efficiency and the cleaning nature of this bearing, and through joint ring and solid fixed ring's design, makes this clearance mechanism be convenient for dismantle the clearance change, has effectively improved the practicality of this bearing.

2. This special bearing of mine roller, through the design of sliding assembly and spring, when installing this bearing, under the effect of spring, a plurality of sliding assembly can carry out certain scope's elastic adjustment according to the bearing of different bore sizes in certain extent, has improved certain suitability.

3. This mine roller specialized bearing, through the design of oiling mouth and sealed knob, the rotary seal knob can carry out the oiling lubrication to the ball through the oiling mouth at any time, accomplishes the oiling work, has effectively improved the oiling efficiency of this bearing to it is troublesome to have reduced unnecessary.

Drawings

Fig. 1 is a perspective view of the special bearing for the mine drag roller provided by the utility model.

Fig. 2 is the utility model provides a clearance mechanism schematic diagram of mine tow roller special bearing.

Fig. 3 is the enlarged view of the area a of the special bearing for the mine drag roller provided by the utility model.

Fig. 4 is the utility model provides a structural schematic diagram of mine tow roller special bearing.

Fig. 5 is a schematic structural view of a sliding assembly of the special bearing for the mine drag roller provided by the utility model.

Fig. 6 is the utility model provides a sealing washer structural schematic diagram of mine tow roller special bearing.

Fig. 7 is a perspective view of a seal ring of a bearing special for a mine drag roller.

In the figure: 1. a bearing outer race; 2. a fixing ring; 3. a cleaning mechanism; 31. a brush; 32. a snap ring; 33. a spring plate; 34. a telescopic groove; 35. a clamping block; 4. a sliding assembly; 41. a ball fixing ring; 42. a ball bearing; 5. a bearing inner race; 6. a seal ring; 7. an oil filling port; 8. sealing the knob; 9. a clamping groove.

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 work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, a special bearing for a mine roller includes a bearing outer ring 1 and a bearing inner ring 5, fixing rings 2 are fixed on both sides of the bearing outer ring 1, and the caliber of the fixing rings 2 is the same as the caliber of the bearing outer ring 1, a cleaning mechanism 3 is arranged in the fixing rings 2, the cleaning mechanism 3 includes a snap ring 32 and a brush 31, and the brush 31 is annularly distributed on the inner surface wall of the snap ring 32.

When bearing inner race 1 rotates, bearing inner race 1 drives solid fixed ring 2 and rotates, and solid fixed ring 2 drives joint ring 32 and rotates, and joint ring 32 drives brush 31 and rotates, and brush 31 brushes the clearance to this bearing is rotatory this moment, reduces the dust and gets into.

Example 2

The embodiment is an improvement on the basis of the embodiment 1, and specifically, with reference to fig. 2-3, the inner surface wall of the fixing ring 2 is provided with a clamping groove 9, the outer surface wall of the clamping ring 32 is provided with a telescopic groove 34, a clamping block 35 is clamped in the telescopic groove 34, an elastic sheet 33 is further arranged between the clamping block 35 and the telescopic groove 34, and the clamping ring 32 is clamped with the fixing ring 2 through the clamping block 35 and the clamping groove 9.

Further, the clamping grooves 9 are provided with a plurality of clamping grooves 9, the clamping grooves 9 are distributed on the clamping ring 32 in an annular mode, and the distance between every two adjacent clamping grooves 9 is equal.

Still further, the telescopic grooves 34 are provided with a plurality of telescopic grooves, the elastic sheets 33 and the clamping blocks 35 are arranged in the telescopic grooves 34, and the clamping blocks 35 are matched with the clamping grooves 9.

When needing to change the maintenance to clearance mechanism 3, through pulling joint ring 32, under the effect of shell fragment 33, joint ring 32 drives fixture block 35 and adjusts in flexible groove 34, and fixture block 35 and draw-in groove 9 separate this moment, and clearance mechanism 3 separates with solid fixed ring 2 for clearance mechanism 3 is convenient for clear up and is maintained or change.

Example 3

The present embodiment is an improvement on embodiment 1, and in particular, with reference to fig. 4 to 5, a sliding assembly 4 is slidably disposed between the bearing outer ring 1 and the bearing inner ring 5, the sliding assembly 4 includes a ball fixing ring 41 and balls 42, and the balls 42 are rotatably disposed in the ball fixing ring 41.

Furthermore, the sliding assemblies 4 are provided with a plurality of sliding assemblies 4, the sliding assemblies 4 are annularly distributed between the bearing outer ring 1 and the bearing inner ring 5, and the distance between two adjacent sliding assemblies 4 is equal and is connected through a spring.

When installing this bearing, through pulling a plurality of sliding component 4, under the effect of spring, a plurality of sliding component 4 can carry out the elastic adjustment of certain extent according to the bearing of different bore sizes in certain extent, has improved certain suitability, when dismantling this bearing, separates spring and sliding component 4, and sliding component 4 slides to this bearing one end this moment, can dismantle work to this bearing.

Example 4

The embodiment is an improvement made on the basis of the embodiment 1, and specifically, with reference to fig. 6-7, a sealing ring 6 is further clamped between the bearing outer ring 1 and the bearing inner ring 5, the number of the sealing rings 6 is two, the two sealing rings 6 are respectively distributed on two sides of the sliding assembly 4, an oil filling port 7 is formed in the surface wall of each of the two sealing rings 6, and a sealing knob 8 is further connected in the oil filling port 7 in a threaded manner.

When this bearing need carry out oiling during operation, through rotary seal knob 8, carry out the oiling in oiling mouth 7 this moment for fluid lubricates ball 42, when the oiling is accomplished, through rotary seal knob 8 once more, accomplishes the oiling work.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides a mine roller drag special bearing, includes bearing inner race (5) and bearing outer lane (1), its characterized in that: the cleaning device is characterized in that fixing rings (2) are fixed on two sides of the bearing outer ring (1), the caliber of each fixing ring (2) is consistent with that of the bearing outer ring (1), a cleaning mechanism (3) is arranged in each fixing ring (2), each cleaning mechanism (3) comprises a clamping ring (32) and a brush (31), and the brushes (31) are annularly distributed on the inner surface wall of the clamping ring (32);

the clamping groove (9) is formed in the inner surface wall of the fixing ring (2), the telescopic groove (34) is formed in the outer surface wall of the clamping ring (32), the clamping block (35) is clamped in the telescopic groove (34), the elastic sheet (33) is further arranged between the clamping block (35) and the telescopic groove (34), and the clamping ring (32) is clamped with the fixing ring (2) through the clamping block (35) and the clamping groove (9).

2. The special bearing for the mine drag roller according to claim 1, wherein: the clamping grooves (9) are provided with a plurality of clamping grooves (9) which are distributed on the clamping ring (32) in an annular mode, and the distance between every two adjacent clamping grooves (9) is equal.

3. The special bearing for the mine drag roller according to claim 1, wherein: the telescopic groove (34) is provided with a plurality of elastic sheets (33) and clamping blocks (35) which are matched with the clamping grooves (9) in the telescopic groove (34).

4. The special bearing for the mine drag roller according to claim 1, wherein: slidable is provided with slide assembly (4) between bearing inner race (5) and bearing outer race (1), slide assembly (4) are including solid fixed ring of ball (41) and ball (42), ball (42) are located solid fixed ring of ball (41) rotatable setting.

5. The special bearing for the mine drag roller according to claim 4, wherein: the sliding assemblies (4) are provided with a plurality of sliding assemblies (4) which are distributed between the bearing outer ring (1) and the bearing inner ring (5) in an annular mode, and the distance between every two adjacent sliding assemblies (4) is equal and is connected through a spring.

6. The special bearing for the mine drag roller according to claim 1, wherein: still joint between bearing inner race (5) and bearing outer lane (1) has sealing washer (6), sealing washer (6) are provided with two altogether, two sealing washer (6) distribute respectively in the both sides of sliding component (4), two oiling mouth (7) have all been seted up on the table wall of sealing washer (6), it has sealed knob (8) to go back threaded connection in oiling mouth (7).

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