CN204828490U - Can annotate lubricating oil caterpillar track of a tractor and chain leads to thereof - Google Patents
Can annotate lubricating oil caterpillar track of a tractor and chain leads to thereof Download PDFInfo
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- CN204828490U CN204828490U CN201520596913.4U CN201520596913U CN204828490U CN 204828490 U CN204828490 U CN 204828490U CN 201520596913 U CN201520596913 U CN 201520596913U CN 204828490 U CN204828490 U CN 204828490U
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Abstract
The utility model discloses a can annotate lubricating oil caterpillar track of a tractor and chain leads to thereof, this caterpillar track of a tractor include that chain piece, chain pin and chain lead to, and the chain pin wears to locate that the chain leads to and stretch out respectively outside the chain leads to both ends at its both ends, and chain piece pressure equipment respectively is equipped with sealing device at the chain pin both ends between the chain go side face at chain piece and the logical axial both ends of chain, be equipped with the oil filler point on the chain pin and lead the oilhole, lead the one end intercommunication oil filler point of oilhole, the clearance formed between other end intercommunication chain pin led to with the chain oil storage chamber, the inner wall that the chain is logical is equipped with the oil storage tank. The utility model discloses be equipped with the oil storage tank owing to lead to the inner wall at the chain, increase the capacity of oil storage intracavity lubricating oil on the one hand, improve that the chain leads to and the chain pin between lubrication action, reduce the friction loss, guarantee that the chain leads to and the chain pin between the work flexibility, other helps improving the flow of lubricant mobility, improves lubricated effect.
Description
Technical field
The utility model relates to Transmitted chains rail technical field, particularly relates to one and can note lubricant oil chain rail and chain thereof and lead to.
Background technique
Chain rail, as the transmission component be in daily use, applies to the occasions such as crawler running machinery chassis and conveyor belt such as excavator, bulldozer, rig, paver, uses widely.And lead to chain pin due to larger load and friction will be born as the chain of chain rail component, often be easy to damage, especially in the application of engineering machinery chassis, work under bad environment, load is large, just must carry out maintain and replace through being everlasting after the use of certain hour.The friction with chain pin is led in order to reduce chain, extend its life-span, the oil hole of prior art by offering on the end face of chain pin with plug, be communicated with in oil hole may extend to chain pin and chain lead between the oil guiding hole in gap, fill with into lubricant oil to oil hole, by inject lubricant oil to chain pin to lead to chain between in the closed accumulator of of coordinating chain sheet, seal ring and plug to be formed in the gap that formed, form oil film during operation, reduction rubs and then life-saving.But the gap led between chain pin due to chain is general less, the lubricating oil capacity that its accumulator inside holds is limited, causes lubrication effect limited.
Model utility content
Technical problem to be solved in the utility model is that the chain how improved in the middle of existing chain rail structure leads to the lubrication effect with chain pin.
In order to solve the problems of the technologies described above, the technological scheme that the utility model adopts is:
Chain leads to, and in hollow cylinder, the inwall that this chain is logical is provided with oil storage tank.
Preferably, described oil storage tank is at least provided with one, and each described oil storage tank arises from axial one end that chain leads to inwall, terminates in the axial the other end that chain leads to inwall.
Preferably, one end of described oil storage tank communicates with the face, chain go side of homonymy, and the other end communicates with the face, chain go side of homonymy.
Preferably, described oil storage tank in the shape of a spiral.
Preferably, described oil storage tank is made up of two annular ditch grooves and the spiral grooves between two described annular ditch grooves, and two described annular ditch grooves are arranged near the axial two ends that chain is logical respectively, and each described annular ditch groove and chain are colluded axle and arranged.
Preferably, described spiral grooves is at least provided with one.
The utility model also provides one can note lubricant oil chain rail, and the chain comprising the above-mentioned arbitrary structure of chain sheet, chain pin and tool leads to;
Described chain pin is arranged in chain and leads to interior and its two ends and stretch out respectively outside the logical axial two ends of chain, and described chain pin is provided with oil hole and oil guiding hole, and one end of described oil guiding hole is communicated with oil hole, the other end be communicated with described chain pin and chain lead between the shoe cream room that formed of gap;
Described chain sheet is fitted in the two ends of chain pin respectively, described chain sheet and face, chain go side from chain axis to two ends between be provided with seal arrangement.
Preferably, described seal arrangement comprises metal washer and splices with described metal gasket layer and touches the plastic washers that arranges, and surface roughness Ra≤1.6 micron of described metal washer, face, described chain go side is provided with chain and leads to oil storage tank.
Preferably, described seal arrangement is made up of a metal washer and a plastic washers, described plastic washers is arranged near chain sheet, described metal washer is arranged near face, chain go side, and the end face that described metal washer contacts with face, chain go side is provided with packing ring oil storage tank, it is antenniform plastic cement seal ring that the end face that described plastic washers contacts with chain sheet is provided with section.
Preferably, described seal arrangement is made up of two plastic washers and the two or more metal washers between two plastic washers, one of them plastic washers to be arranged and its end face contacted with chain sheet is provided with section is antenniform first seal ring near chain sheet, and another one plastic washers is near the setting of face, chain go side and its end face contacted with face, chain go side is provided with section is antenniform second seal ring;
Described metal washer is provided with packing ring oil storage tank with corresponding respectively on the end face that another metal washer adjacent contacts.
The beneficial effect that the utility model compared with prior art has: be arranged with oil storage tank owing to leading to outside inwall at chain, increase the capacity can noting lubricant oil in shoe cream room on the one hand, improve chain lead to the lubrication between chain pin and reduce frictional loss, contribute to improving lubricating oil flow on the other hand, improve lubrication effect, ensure that chain leads to operation flexibility between chain pin and fluency, and contribute to guiding the lubricant oil just added to spread out fast and be dissipated in whole shoe cream room, improve oiling efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the chain rail unit generalized section of the utility model embodiment one and two.
Fig. 3 is the partial enlarged drawing along the portion of A shown in Fig. 2.
Fig. 4 is the chain rail unit generalized section of the utility model embodiment three and four.
Fig. 5 is the partial enlarged drawing along the portion of B shown in Fig. 4.
Fig. 6 is that the chain of the utility model band helical oil storage tank leads to longitudinal section.
Fig. 7 leads to sectional elevation for the chain shown in Fig. 6.
Fig. 8 is that the preferred embodiment chain of the utility model band two side-by-side helix shape oil storage tanks leads to longitudinal section.
Fig. 9 leads to sectional elevation for the chain shown in Fig. 8.
Figure 10 is that two, the utility model band mutual cross-helicity shape oil storage tank preferred embodiment chain leads to longitudinal section.
Figure 11 leads to sectional elevation for the chain shown in Figure 10.
Figure 12 is that the chain of the utility model band four helical oil storage tanks leads to longitudinal section.
Figure 13 leads to sectional elevation for the chain shown in Figure 12.
Figure 14 is that the chain of the utility model band straight line shape shape oil storage tank leads to longitudinal section.
Figure 15 is that the chain of the utility model band annular ditch groove and spiral grooves leads to longitudinal section.
Description of reference numerals:
10, chain sheet; 20, chain pin; 21, oil hole; 22, oil guiding hole; 30, chain leads to; 31, face, chain go side; 32, oil storage tank; 310, chain leads to oil storage tank; 321, annular ditch groove; 322, spiral grooves; 40, shoe cream room; 50, seal arrangement; 51, metal washer; 52, plastic washers; 510, packing ring oil storage tank; 520, plastic cement seal ring; 521, the first seal ring; 522, the second seal ring; 60, plug.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
As shown in Figure 1, the utility model provides one can note lubricant oil chain rail, comprises chain sheet 10, chain pin 20 and chain logical 30.Described chain leads to 30 for the Cylindrical object of axial hollow, and described chain pin 20 is arranged in chain and leads in 30 and its two ends and stretch out chain respectively and lead to outside the axial two ends of 30, has shoe cream room 40 between described chain pin 20 and chain logical 30.Described chain pin 20 is provided with oil hole 21 and oil guiding hole 22, and one end of described oil guiding hole 22 is communicated with oil hole 21, and the other end is communicated with described chain pin 20 and chain and leads to the shoe cream room 40 that gap between 30 formed.Described chain sheet 10 is fitted in the two ends of chain pin 20 respectively, seal arrangement 50 is provided with between the face, chain go side 31 that described chain sheet 10 and chain lead to 30 axial two ends, and the inwall that described chain leads to 30 is provided with oil storage tank 32, so in shoe cream room 40, add lubricant oil by described oil hole 21, the seal arrangement 50 that lubricant oil in shoe cream room 40 leads to 30 axial two ends by chain seals not to be revealed and can flow in oil storage tank 32 by the good fluidity of lubricant oil, thus increase the capacity can noting lubricant oil in shoe cream room 40 on the one hand, improve chain lead to the lubrication between 30 and chain pin 20 and reduce frictional loss, contribute to improving lubricating oil flow on the other hand, improve lubrication effect, ensure that chain leads to operation flexibility between 30 and chain pin 20 and fluency, and contribute to guiding the lubricant oil just added to spread out fast and be dissipated in whole shoe cream room 40, improve oiling efficiency.
The utility model also provides a kind of chain to lead to, and in hollow cylinder, and within it wall is provided with oil storage tank 32.
On the basis of technique scheme, the utility model can propose following several embodiment.
Embodiment one:
Shown in composition graphs 2 and 3, in the present embodiment, described oil hole 21 and oil guiding hole 22 are respectively equipped with two, and two described oil holes 21 are separately positioned on the axial two ends of chain pin 20, and one end of described oil hole 21 is in communication with the outside respectively, the other end extends along the axis of chain pin 20; The end that described oil hole 21 communicates with the external world is equiped with plug 60, described plug 60 can be bolt or oil nozzle, and oil leakage preventing apparatus can be set between plug 60 and oil hole 21, this plug 60 and oil leakage preventing apparatus are existing routine techniques, do not repeat them here.
In the present embodiment, described seal arrangement 50 comprises metal washer 51 and contacts with described metal washer 51 is stacked the plastic washers 52 arranged, described plastic washers 52 is set to one and arranges near chain sheet 10, and described metal washer 51 is set to one and arranges near face, chain go side 31.Face, described chain go side 31 is provided with chain and leads to oil storage tank 310, the end face that described metal washer 51 contacts with face, chain go side 31 is provided with packing ring oil storage tank 510, and surface roughness Ra≤1.6 micron of described metal washer 51, so make on the phase-contact surface in described metal washer 51 and face, chain go side 31, to produce adsorptivity when press-fiting and being merged, liquid is stoped to flow out, lubrication oil seal simultaneously, prevent overheated locking, greatly can reduce the friction of the phase-contact surface in described metal washer 51 and face, chain go side 31 simultaneously, improve wear resistance and the sealing of seal arrangement 50, chain rail is more easily rotated, easier bundling after press-fiting, more easily launch during installation.Described chain leads to oil storage tank 310 and packing ring oil storage tank 510 all can be circle shape or incomplete circle shape.
Further, it is antenniform plastic cement seal ring 520 that the end face that described plastic washers 52 contacts with chain sheet 10 is provided with section, described seal arrangement 50 so can be made to reach better sealing, particularly for press-fiting in chain rail process because error in operation is pressed less, plastic cement seal ring 520 can play a backlash compensation effect, separately can obtain permanent elasticity, thus metal washer 51 and plastic washers 52 be fitted tightly realize seal action, prevent the possibility of chain rail leakage of oil.
In the present embodiment, described oil storage tank 32 is at least provided with one, each described oil storage tank 32 arises from axial one end that chain leads to 30 inwalls, terminate in the axial the other end that chain leads to 30 inwalls, further, one end of described oil storage tank 32 communicates with the face, chain go side 31 of homonymy, and the other end communicates with the face, chain go side 31 of homonymy.
In the present embodiment, the shape of described oil storage tank 32 can be and leads to helical that 30 inwall axial screw advance or along the logical linearly extended straight line shape of 30 inwall axis of described chain along described chain.When adopting helical oil storage tank 32 structural design, the quantity of described oil storage tank 32 can be 1 (as shown in fig. 6-7) or 2 (as illustrated in figs. 8-11) or designs more (as illustrated by figs. 12-13) according to actual product performance requirement, and the large I of lead of screw of each helical oil storage tank 32 designs according to actual product performance requirement.When adopting straight line shape oil storage tank 32 structural design, the quantity of described oil storage tank 32 can be set to four or more according to actual product performance requirement, multiple described oil storage tank 32 is parallel to each other and leads to the circumferential interval layout of 30 inwalls along chain, the interval width of adjacent straight wire oil storage tank 32 can closely be dredged, as shown in figure 14.
Embodiment two:
Shown in composition graphs 2 and 3, in the present embodiment, described oil hole 21 and oil guiding hole 22 are respectively equipped with two, and two described oil holes 21 are separately positioned on the axial two ends of chain pin 20, and one end of described oil hole 21 is in communication with the outside respectively, the other end extends along the axis of chain pin 20; The end that described oil hole 21 communicates with the external world is equiped with plug 60, described plug 60 can be bolt or oil nozzle, and oil leakage preventing apparatus can be set between plug 60 and oil hole 21, this plug 60 and oil leakage preventing apparatus are existing routine techniques, do not repeat them here.
In the present embodiment, described seal arrangement 50 comprises metal washer 51 and contacts with described metal washer 51 is stacked the plastic washers 52 arranged, described plastic washers 52 is set to one and arranges near chain sheet 10, and described metal washer 51 is set to one and arranges near face, chain go side 31.Face, described chain go side 31 is provided with chain and leads to oil storage tank 310, the end face that described metal washer 51 contacts with face, chain go side 31 is provided with packing ring oil storage tank 510, and surface roughness Ra≤1.6 micron of described metal washer 51, so make on the phase-contact surface in described metal washer 51 and face, chain go side 31, to produce adsorptivity when press-fiting and being merged, liquid is stoped to flow out, lubrication oil seal simultaneously, prevent overheated locking, greatly can reduce the friction of the phase-contact surface in described metal washer 51 and face, chain go side 31 simultaneously, improve wear resistance and the sealing of seal arrangement 50, chain rail is more easily rotated, easier bundling after press-fiting, more easily launch during installation.Described chain leads to oil storage tank 310 and packing ring oil storage tank 510 all can be circle shape or incomplete circle shape.
Further, it is antenniform plastic cement seal ring 520 that the end face that described plastic washers 52 contacts with chain sheet 10 is provided with section, described seal arrangement 50 so can be made to reach better sealing, particularly for press-fiting in chain rail process because error in operation is pressed less, plastic cement seal ring 520 can play a backlash compensation effect, separately can obtain permanent elasticity, thus metal washer 51 and plastic washers 52 be fitted tightly realize seal action, prevent the possibility of chain rail leakage of oil.
In the present embodiment, as shown in figure 15, described oil storage tank 32 is made up of two annular ditch grooves 321 and the spiral grooves 322 between two described annular ditch grooves 321, the axial two ends that two described annular ditch grooves 321 lead to 30 near chain are respectively arranged, and each described annular ditch groove 321 is coaxially arranged with chain logical 30, and described spiral grooves 322 is at least provided with one, can be one or two or more, concrete quantity is determined according to actual product performance requirement.Radial direction and the chain of another it is noted that annular ditch groove 321 in the present embodiment lead to 30 axially between can be mutually vertical or have angle of inclination.
Embodiment three:
Shown in Figure 4 and 5, in the present embodiment, described oil hole 21 and oil guiding hole 22 are respectively equipped with two, and two described oil holes 21 are separately positioned on the axial two ends of chain pin 20, and one end of described oil hole 21 is in communication with the outside respectively, the other end extends along the axis of chain pin 20; The end that described oil hole 21 communicates with the external world is equiped with plug 60, described plug 60 can be bolt or oil nozzle, and oil leakage preventing apparatus can be set between plug 60 and oil hole 21, this plug 60 and oil leakage preventing apparatus are existing routine techniques, do not repeat them here.
In the present embodiment, described seal arrangement 50 is made up of two plastic washers 52 and the two or more metal washers 51 between two plastic washers 52.
One of them plastic washers 52 to be arranged and its end face contacted with chain sheet 10 is provided with section is antenniform first seal ring 521 near chain sheet 10, described seal arrangement 50 so can be made to reach better sealing, particularly for press-fiting in chain rail process because error in operation is pressed less, first seal ring 521 can play a backlash compensation effect, separately permanent elasticity can be obtained, thus metal washer 51 and plastic washers 52 are fitted tightly realize seal action, prevent the possibility of chain rail leakage of oil.
Another one plastic washers 52 is arranged near face, chain go side 31 and its end face contacted with face, chain go side 31 is provided with section is antenniform second seal ring 522, face, described chain go side 31 is provided with chain and leads to oil storage tank 310, second seal ring 522 like this can play a backlash compensation effect, separately permanent elasticity can be obtained, make on the phase-contact surface in described plastic washers 52 and face, chain go side 31, to produce adsorptivity when press-fiting and being merged simultaneously, liquid is stoped to flow out, lubrication oil seal, prevents overheated locking simultaneously.
Correspondingly respectively on the end face that described metal washer 51 and another metal washer 51 adjacent contact be provided with packing ring oil storage tank 510, and surface roughness Ra≤1.6 micron of each described metal washer 51, so greatly can reduce the friction of the phase-contact surface of adjacent described metal washer 51, improve wear resistance and the sealing of seal arrangement 50, chain rail is more easily rotated, after press-fiting, easier bundling, more easily launches during installation.Described chain leads to oil storage tank 310 and packing ring oil storage tank 510 all can be circle shape or incomplete circle shape.
In the present embodiment, described oil storage tank 32 is at least provided with one, each described oil storage tank 32 arises from axial one end that chain leads to 30 inwalls, terminate in the axial the other end that chain leads to 30 inwalls, further, one end of described oil storage tank 32 communicates with the face, chain go side 31 of homonymy, and the other end communicates with the face, chain go side 31 of homonymy.
In the present embodiment, the shape of described oil storage tank 32 can be and leads to helical that 30 inwall axial screw advance or along the logical linearly extended straight line shape of 30 inwall axis of described chain along described chain.When adopting helical oil storage tank 32 structural design, the quantity of described oil storage tank 32 can be 1 (as shown in Figure 6,7) or 2 (as illustrated in figs. 8-11) or designs more (as shown in Figure 12,13) according to actual product performance requirement, and the large I of lead of screw of each helical oil storage tank 32 designs according to actual product performance requirement.When adopting straight line shape oil storage tank 32 structural design, the quantity of described oil storage tank 32 can be set to four or more according to actual product performance requirement, multiple described oil storage tank 32 is parallel to each other and leads to the circumferential interval layout of 30 inwalls along chain, the interval width of adjacent straight wire oil storage tank 32 can closely be dredged, as shown in figure 14.
Embodiment four:
Shown in Figure 4 and 5, in the present embodiment, described oil hole 21 and oil guiding hole 22 are respectively equipped with two, and two described oil holes 21 are separately positioned on the axial two ends of chain pin 20, and one end of described oil hole 21 is in communication with the outside respectively, the other end extends along the axis of chain pin 20; The end that described oil hole 21 communicates with the external world is equiped with plug 60, described plug 60 can be bolt or oil nozzle, and oil leakage preventing apparatus can be set between plug 60 and oil hole 21, this plug 60 and oil leakage preventing apparatus are existing routine techniques, do not repeat them here.
In the present embodiment, described seal arrangement 50 is made up of two plastic washers 52 and the two or more metal washers 51 between two plastic washers 52.
One of them plastic washers 52 to be arranged and its end face contacted with chain sheet 10 is provided with section is antenniform first seal ring 521 near chain sheet 10, described seal arrangement 50 so can be made to reach better sealing, particularly for press-fiting in chain rail process because error in operation is pressed less, first seal ring 521 can play a backlash compensation effect, separately permanent elasticity can be obtained, thus metal washer 51 and plastic washers 52 are fitted tightly realize seal action, prevent the possibility of chain rail leakage of oil.
Another one plastic washers 52 is arranged near face, chain go side 31 and its end face contacted with face, chain go side 31 is provided with section is antenniform second seal ring 522, face, described chain go side 31 is provided with chain and leads to oil storage tank 310, second seal ring 522 like this can play a backlash compensation effect, separately permanent elasticity can be obtained, make on the phase-contact surface in described plastic washers 52 and face, chain go side 31, to produce adsorptivity when press-fiting and being merged simultaneously, liquid is stoped to flow out, lubrication oil seal, prevents overheated locking simultaneously.
Correspondingly respectively on the end face that described metal washer 51 and another metal washer 51 adjacent contact be provided with packing ring oil storage tank 510, and surface roughness Ra≤1.6 micron of each described metal washer 51, so greatly can reduce the friction of the phase-contact surface of adjacent described metal washer 51, improve wear resistance and the sealing of seal arrangement 50, chain rail is more easily rotated, after press-fiting, easier bundling, more easily launches during installation.Described chain leads to oil storage tank 310 and packing ring oil storage tank 510 all can be circle shape or incomplete circle shape.
In the present embodiment, as shown in figure 15, described oil storage tank 32 is made up of two annular ditch grooves 321 and the spiral grooves 322 between two described annular ditch grooves 321, the axial two ends that two described annular ditch grooves 321 lead to 30 near chain are respectively arranged, and each described annular ditch groove 321 is coaxially arranged with chain logical 30, and described spiral grooves 322 is at least provided with one, can be one or two or more, concrete quantity is determined according to actual product performance requirement.Radial direction and the chain of another it is noted that annular ditch groove 321 in the present embodiment lead to 30 axially between can be mutually vertical or have angle of inclination.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structural change made under enlightenment of the present utility model, and every have identical or close technological scheme with the utility model, all falls within protection domain of the present utility model.
Claims (10)
1. a chain leads to, and in hollow cylinder, it is characterized in that, the inwall that this chain is logical is provided with oil storage tank (32).
2. chain according to claim 1 leads to, it is characterized in that, described oil storage tank (32) is at least provided with one, and each described oil storage tank (32) arises from axial one end of logical (30) inwall of chain, terminates in the axial the other end of logical (30) inwall of chain.
3. chain according to claim 2 leads to, and it is characterized in that, one end of described oil storage tank (32) communicates with the face, chain go side (31) of homonymy, and the other end communicates with the face, chain go side (31) of homonymy.
4. chain according to claim 2 leads to, and it is characterized in that, described oil storage tank (32) in the shape of a spiral.
5. chain according to claim 1 leads to, it is characterized in that, described oil storage tank (32) is made up of two annular ditch grooves (321) and the spiral grooves (322) be positioned between two described annular ditch grooves (321), two described annular ditch grooves (321) are arranged near the axial two ends of chain logical (30) respectively, and each described annular ditch groove (321) is coaxially arranged with chain logical (30).
6. chain according to claim 5 leads to, and it is characterized in that, described spiral grooves (322) is at least provided with one.
7. can note a lubricant oil chain rail, it is characterized in that,
Comprise chain sheet (10), chain pin (20) and the chain as described in any one of claim 1 to 6 logical (30);
Described chain pin (20) is arranged in chain logical (30) and its two ends are stretched out outside the axial two ends of chain logical (30) respectively, described chain pin (20) is provided with oil hole (21) and oil guiding hole (22), one end of described oil guiding hole (22) is communicated with oil hole (21), and the other end is communicated with the shoe cream room (40) that between described chain pin (20) and chain logical (30), gap is formed;
Described chain sheet (10) is fitted in the two ends of chain pin (20) respectively, is provided with seal arrangement (50) between the face, chain go side (31) at described chain sheet (10) and logical (30) the axial two ends of chain.
8. according to claim 7ly note lubricant oil chain rail, it is characterized in that, described seal arrangement (50) comprises metal washer (51) and contacts with described metal washer (51) is stacked the plastic washers (52) arranged, surface roughness Ra≤1.6 micron of described metal washer (51), face, described chain go side (31) is provided with chain and leads to oil storage tank (310).
9. according to claim 8ly note lubricant oil chain rail, it is characterized in that, described seal arrangement (50) is made up of a metal washer (51) and a plastic washers (52), described plastic washers (52) is arranged near chain sheet (10), described metal washer (51) is arranged near face, chain go side (31), and the end face that described metal washer (51) contacts with face, chain go side (31) is provided with packing ring oil storage tank (510), it is antenniform plastic cement seal ring (520) that the end face that described plastic washers (52) contacts with chain sheet (10) is provided with section.
10. according to claim 8ly note lubricant oil chain rail, it is characterized in that, described seal arrangement (50) is made up of two plastic washers (52) and the two or more metal washers (51) be positioned between two plastic washers (52), one of them plastic washers (52) to be arranged and its end face contacted with chain sheet (10) is provided with section is antenniform first seal ring (521) near chain sheet (10), another one plastic washers (52) arranges near face, chain go side (31) and its end face contacted with face, chain go side (31) is provided with section is antenniform second seal ring (522), described metal washer (51) is provided with packing ring oil storage tank (510) with corresponding respectively on the end face that adjacent another metal washer (51) contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520596913.4U CN204828490U (en) | 2015-08-10 | 2015-08-10 | Can annotate lubricating oil caterpillar track of a tractor and chain leads to thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520596913.4U CN204828490U (en) | 2015-08-10 | 2015-08-10 | Can annotate lubricating oil caterpillar track of a tractor and chain leads to thereof |
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| Publication Number | Publication Date |
|---|---|
| CN204828490U true CN204828490U (en) | 2015-12-02 |
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|---|---|---|---|
| CN201520596913.4U Expired - Fee Related CN204828490U (en) | 2015-08-10 | 2015-08-10 | Can annotate lubricating oil caterpillar track of a tractor and chain leads to thereof |
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| CN (1) | CN204828490U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056610A (en) * | 2017-08-31 | 2019-07-26 | 赵若君 | A kind of worm gear |
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2015
- 2015-08-10 CN CN201520596913.4U patent/CN204828490U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056610A (en) * | 2017-08-31 | 2019-07-26 | 赵若君 | A kind of worm gear |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20180810 |