CN206754133U - multifunctional diesel engine crankshaft bearing - Google Patents

Abstract

The utility model discloses a kind of multifunctional diesel engine crankshaft bearing, including：Left axle bearing outer-ring, right axle bearing outer-ring, left bearing inner ring and right bearing inner ring, some outer arcuate mounting blocks are evenly arranged between the left axle bearing outer-ring and right axle bearing outer-ring, the left axle bearing outer-ring, it is connected between outer arcuate mounting blocks and right axle bearing outer-ring by outer connecting bolt with outer attaching nut, outer raceway is provided with the inside of the outer arcuate mounting blocks, some outer locating pieces are symmetrically arranged with the both sides of the outer arcuate mounting blocks, the outer locating slot to be cooperated with outer locating piece is respectively arranged with the left axle bearing outer-ring and right axle bearing outer-ring, some arc mounting blocks are evenly arranged between the left bearing inner ring and right bearing inner ring, the left bearing inner ring, it is connected between arc mounting blocks and right bearing inner ring by interior connecting bolt with interior attaching nut.

Description

Multifunctional diesel engine crankshaft bearing

Technical field

It the utility model is related to a kind of bearing, more particularly to a kind of multifunctional diesel engine crankshaft bearing.

Background technology

Bearing is a kind of very important parts in contemporary plant equipment.Its major function is support machinery rotation Body, to reduce mechanical load coefficient of friction of the equipment in transmission process.Existing bearing mainly includes：Bearing outer ring and axle Inner ring is held, the outer raceway being arranged on the inside of bearing outer ring, the interior raceway being arranged on the outside of bearing inner race, rolls and is arranged on outer raceway Rolling element between interior raceway.Existing bearing is primarily present following shortcoming in use：First, due to rolling element Strong friction is produced when being rolled between outer raceway and interior raceway between meeting and bearing outer ring and bearing inner race, is rubbed for a long time Rolling element reduces afterwards, and the gap between outer raceway and interior raceway becomes big, it is necessary to be carried out to bearing outer ring, bearing inner race and rolling element Integral replacing, the bearing to get off is replaced just into a pile scrap iron, waste of resource, replacement cost is high, and bearing integrally recycles Rate is low；2nd, existing bearing needs special machine ability assembly and disassembly, and cost of investment is big, dismounting assembling trouble；3rd, it is existing Some bearings are all single raceway and single rolling element, and longevity of service rolling element and raceway can produce abrasion, bearing roller rolling Dynamic gap becomes big, and so as to cause the rolling moment of rolling element uneven, rolling is unstable, and service life is short.

Utility model content

Technical problem to be solved in the utility model is：A kind of multifunctional diesel engine Crankshaft of service life length is provided Hold.

In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：Multifunctional diesel engine crankshaft bearing, Including：Left axle bearing outer-ring, right axle bearing outer-ring, left bearing inner ring and right bearing inner ring, outside the left axle bearing outer-ring and right bearing Some outer arcuate mounting blocks are evenly arranged between circle, between the left axle bearing outer-ring, outer arcuate mounting blocks and right axle bearing outer-ring It is connected by outer connecting bolt with outer attaching nut, outer raceway is provided with the inside of the outer arcuate mounting blocks, described The both sides of outer arcuate mounting blocks are symmetrically arranged with some outer locating pieces, are set respectively on the left axle bearing outer-ring and right axle bearing outer-ring The outer locating slot to be cooperated with outer locating piece is equipped with, if being evenly arranged between the left bearing inner ring and right bearing inner ring Dry arc mounting blocks, by interior connecting bolt and interior between the left bearing inner ring, arc mounting blocks and right bearing inner ring Attaching nut is connected, and interior raceway is provided with the outside of the arc mounting blocks, in the both sides of the arc mounting blocks Some interior locating pieces are symmetrically arranged with, are respectively arranged with the left bearing inner ring and right bearing inner ring mutual with interior locating piece The interior locating slot coordinated, is evenly arranged with some rolling elements, in the left axle outer ring between the outer raceway and interior raceway Inner side is provided with the outer raceway of left axle bearing outer-ring, is provided with the outside of the left bearing inner ring mutual with raceway outside left axle bearing outer-ring Raceway in the left bearing inner ring of cooperation, raceway outside right axle bearing outer-ring is provided with the inside of the right axle bearing outer-ring, on the right side Interior raceway in the right bearing inner ring to be cooperated with raceway outside right axle bearing outer-ring is provided with the outside of bearing inner race, in the rolling Some and rolling element is evenly arranged with the outer raceway of the left axle bearing outer-ring of body side and left bearing inner ring between raceway to correspond The kinetoplast that rolls left, the rolling element is connected by left connecting rod with the kinetoplast that rolls left, in the right bearing of the rolling element opposite side It is evenly arranged with some right rolling elements correspondingly with rolling element outside outer ring in raceway and right bearing inner ring between raceway, it is described Rolling element is connected by right connecting rod with right rolling element.

In order to preferably solve above-mentioned technical problem, the further technical scheme that the utility model uses is：On the left side Three outer arcuate mounting blocks are evenly arranged between bearing outer ring and right axle bearing outer-ring, in the left bearing inner ring and right bearing Three arc mounting blocks are evenly arranged between circle.

The utility model has the advantages that：Above-mentioned multifunctional diesel engine crankshaft bearing, structure is novel, and bearing need not carry out whole Body is changed, it is only necessary to outer arcuate mounting blocks, arc mounting blocks and rolling element is unloaded into replacing, in bearing outer ring and bearing Circle, which can continue to retain, to be used, and replacement cost is low, saves resource, the cyclic utilization rate of bearing is high, while only needs spanner can To carry out assembly and disassembly to bearing, it is not necessary to which use and the supporting dismounting machine of bearing, convenient and swift, cost of investment is low, separately Outside, rolling element by connecting rod with rolling left kinetoplast and right rolling element is connected and can realize that the Trinity rolls, even if rolling element and rolling Road can produce abrasion, also by roll left kinetoplast and right rolling element rolling element can be assisted to be uniformly distributed rolling moment, roll stabilization, made Use long lifespan.

Brief description of the drawings

Fig. 1 is the structural representation of the utility model multifunctional diesel engine crankshaft bearing.

Fig. 2 is Fig. 1 left view structural representation.

Fig. 3 is A-A structural representations in Fig. 1.

Fig. 4 is the cross section structure diagram of B-B in Fig. 2.

In figure：1st, left axle bearing outer-ring, 2, right axle bearing outer-ring, 3, left bearing inner ring, 4, right bearing inner ring,

5th, outer arcuate mounting blocks, 6, outer connecting bolt, 7, outer attaching nut, 8, outer raceway, 9, outer locating piece, 10, outer fixed Position groove, 11, arc mounting blocks, 12, interior connecting bolt, 13, interior attaching nut, 14, interior raceway, 15, interior locating piece, 16, interior Locating slot, 17, rolling element, 18, the outer raceway of left axle bearing outer-ring, 19, raceway in left bearing inner ring, 20, the outer raceway of right axle bearing outer-ring, 21st, interior raceway in right bearing inner ring, 22, roll left kinetoplast, 23, left connecting rod, 24, right rolling element, 25, right connecting rod.

Embodiment

Particular content of the present utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.

As shown in Figure 1, Figure 2, Figure 3, Figure 4, multifunctional diesel engine crankshaft bearing, including：Outside left axle bearing outer-ring 1, right bearing Circle 2, left bearing inner ring 3 and right bearing inner ring 4, are evenly arranged with some between the left axle bearing outer-ring 1 and right axle bearing outer-ring 2 Outer arcuate mounting blocks 5, pass through the outer and of connecting bolt 6 between the left axle bearing outer-ring 1, outer arcuate mounting blocks 5 and right axle bearing outer-ring 2 Outer attaching nut 7 is connected, and the inner side of the outer arcuate mounting blocks 5 is provided with outer raceway 8, in the outer arcuate mounting blocks 5 Both sides be symmetrically arranged with some outer locating pieces 9, be respectively arranged with the left axle bearing outer-ring 1 and right axle bearing outer-ring 2 with outside The outer locating slot 10 that locating piece 9 cooperates, is evenly arranged with some between the left bearing inner ring 3 and right bearing inner ring 4 Arc mounting blocks 11, pass through interior connecting bolt between the left bearing inner ring 3, arc mounting blocks 11 and right bearing inner ring 4 12 are connected with interior attaching nut 13, the outside of the arc mounting blocks 11 are provided with interior raceway 14, in the arc The both sides of mounting blocks 11 are symmetrically arranged with some interior locating pieces 15, are set respectively on the left bearing inner ring 3 and right bearing inner ring 4 The interior locating slot 16 to be cooperated with interior locating piece 15 is equipped with, if being evenly arranged between the outer raceway 8 and interior raceway 14 Dry milling kinetoplast 17, the inner side of the left axle outer ring 1 is provided with raceway 18 outside left axle bearing outer-ring, in the left bearing inner ring 3 Outside is provided with raceway 19 in the left bearing inner ring to be cooperated with raceway 18 outside left axle bearing outer-ring, in the right axle bearing outer-ring 2 Inner side be provided with the outer raceway 20 of right axle bearing outer-ring, be provided with the outside of the right bearing inner ring 4 with being rolled outside right axle bearing outer-ring Interior raceway 21 in the right bearing inner ring that road 20 cooperates, raceway 18 and a left side outside the left axle bearing outer-ring of the side of rolling element 17 Some kinetoplasts 22 that roll left correspondingly with rolling element 17, the rolling element 17 are evenly arranged with bearing inner race between raceway 19 It is connected by left connecting rod 23 with the kinetoplast 22 that rolls left, raceway 20 and the right side outside the right axle bearing outer-ring of the opposite side of rolling element 17 Some and rolling element 17 right rolling element 24 correspondingly, the rolling element 17 are evenly arranged with bearing inner race between raceway 21 It is connected by right connecting rod 25 with right rolling element 24.

As shown in Figure 1, Figure 2, Figure 3, Figure 4, in this example, between the left axle bearing outer-ring 1 and right axle bearing outer-ring 2 It is even to be provided with three outer arcuate mounting blocks 5, it is evenly arranged between the left bearing inner ring 3 and right bearing inner ring 4 in three Arc mounting blocks 11.

During above-mentioned multifunctional diesel engine crankshaft bearing installation, three arc mounting blocks 11 are inserted into left bearing inner ring 3 A circular block is formed between right bearing inner ring 4, the interior locating piece 15 of the both sides of arc mounting blocks 11 is inserted respectively into left axle Hold in the interior locating slot 16 on inner ring 3 and right bearing inner ring 4, by interior connecting bolt 12 and interior attaching nut 13 by left bearing 3, three arc mounting blocks 11 of circle and right bearing inner ring 4 link into an integrated entity, now, interior on the outside of three arc mounting blocks 11 Raceway 14 forms raceway in a circle, rolling element 17 is put into interior raceway 14, the kinetoplast 22 that will roll left is put into left bearing In inner ring in raceway 19, right rolling element 24 is put into right bearing inner ring in raceway 21, by outside left axle bearing outer-ring 1 and right bearing Circle 2 is set on the bearing inner race assembled, and now the outer raceway 18 of left axle bearing outer-ring and raceway 19 in left bearing inner ring are mutually right Should, the kinetoplast 22 that rolls left rolls outside left axle bearing outer-ring in raceway 18 and left bearing inner ring between raceway 19, is rolled outside right axle bearing outer-ring Road 20 and raceway 21 in right bearing inner ring are mutually corresponding, and right rolling element 24 is outside right axle bearing outer-ring in raceway 20 and right bearing inner ring Rolled between raceway 21, three outer arcuate mounting blocks 5 are inserted between left axle bearing outer-ring 1 and right axle bearing outer-ring 2 and form one Circular block, it is outer fixed on left axle bearing outer-ring 1 and right axle bearing outer-ring 2 that the outer locating pieces 9 of the both sides of outer arcuate mounting blocks 5 is inserted respectively into In the groove 10 of position, by outer connecting bolt 6 and interior attaching nut 7 by left axle bearing outer-ring 1, three outer arcuate mounting blocks 5 and right bearing Outer ring 2 links into an integrated entity, and the outer raceway 8 of three inner sides of outer arcuate mounting blocks 5 forms the outer raceway of a circle, now rolling element 17 Rolled between outer raceway 8 and interior raceway 14.

Above-mentioned multifunctional diesel engine crankshaft bearing, structure is novel, and bearing need not carry out integral replacing, it is only necessary to by outer arc Shape mounting blocks, arc mounting blocks and rolling element unload replacing, and bearing outer ring and bearing inner race, which can continue to retain, to be used, Replacement cost is low, saves resource, the cyclic utilization rate of bearing is high, while only needs spanner can to carry out a group installation and dismantling to bearing Unload, it is not necessary to which use and the supporting dismounting machine of bearing, convenient and swift, cost of investment is low, in addition, rolling element passes through connecting rod and a left side Rolling element connects with right rolling element can realize that the Trinity rolls, even if rolling element and raceway can produce abrasion, can also pass through Roll left kinetoplast and right rolling element assists rolling element to be uniformly distributed rolling moment, roll stabilization, service life length.

Claims (2)

1. multifunctional diesel engine crankshaft bearing, it is characterised in that：Including：Left axle bearing outer-ring（1）, right axle bearing outer-ring（2）, left bearing Inner ring（3）With right bearing inner ring（4）, in the left axle bearing outer-ring（1）With right axle bearing outer-ring（2）Between be evenly arranged with it is some outer Arc mounting blocks（5）, the left axle bearing outer-ring（1）, outer arcuate mounting blocks（5）With right axle bearing outer-ring（2）Between pass through outer connection Bolt（6）With outer attaching nut（7）It is connected, in the outer arcuate mounting blocks（5）Inner side be provided with outer raceway（8）, institute State outer arcuate mounting blocks（5）Both sides be symmetrically arranged with some outer locating pieces（9）, in the left axle bearing outer-ring（1）And right bearing Outer ring（2）On be respectively arranged with and outer locating piece（9）The outer locating slot to cooperate（10）, in the left bearing inner ring（3）With Right bearing inner ring（4）Between be evenly arranged with some arc mounting blocks（11）, the left bearing inner ring（3）, arc installation Block（11）With right bearing inner ring（4）Between pass through interior connecting bolt（12）With interior attaching nut（13）It is connected, in the inner arc Shape mounting blocks（11）Outside be provided with and outer raceway（8）The interior raceway to cooperate（14）, in the arc mounting blocks （11）Both sides be symmetrically arranged with some interior locating pieces（15）, in the left bearing inner ring（3）With right bearing inner ring（4）Upper difference It is provided with and interior locating piece（15）The interior locating slot to cooperate（16）, in the outer raceway（8）With interior raceway（14）Between It is even to be provided with some rolling elements（17）, in the left axle outer ring（1）Inner side be provided with the outer raceway of left axle bearing outer-ring（18）, institute State left bearing inner ring（3）Outside be provided with and raceway outside left axle bearing outer-ring（18）Raceway in the left bearing inner ring of mutual cooperation （19）, in the right axle bearing outer-ring（2）Inner side be provided with the outer raceway of right axle bearing outer-ring（20）, in the right bearing inner ring（4） Outside be provided with and raceway outside right axle bearing outer-ring（20）Interior raceway in the right bearing inner ring of mutual cooperation（21）, in the rolling Body（17）The outer raceway of the left axle bearing outer-ring of side（18）With raceway in left bearing inner ring（19）Between be evenly arranged with it is some with rolling Kinetoplast（17）The one-to-one kinetoplast that rolls left（22）, the rolling element（17）Pass through left connecting rod（23）With the kinetoplast that rolls left（22）Phase Connection, in the rolling element（17）The outer raceway of the right axle bearing outer-ring of opposite side（20）With raceway in right bearing inner ring（21）Between It is even to be provided with some and rolling element（17）One-to-one right rolling element（24）, the rolling element（17）Pass through right connecting rod（25） With right rolling element（24）It is connected.

2. according to the multifunctional diesel engine crankshaft bearing described in claim 1, it is characterised in that：In the left axle bearing outer-ring（1） With right axle bearing outer-ring（2）Between be evenly arranged with three outer arcuate mounting blocks（5）, in the left bearing inner ring（3）And right bearing Inner ring（4）Between be evenly arranged with three arc mounting blocks（11）.