CN205101466U - Sealing washer chain - Google Patents
Sealing washer chain Download PDFInfo
- Publication number
- CN205101466U CN205101466U CN201520941784.8U CN201520941784U CN205101466U CN 205101466 U CN205101466 U CN 205101466U CN 201520941784 U CN201520941784 U CN 201520941784U CN 205101466 U CN205101466 U CN 205101466U
- Authority
- CN
- China
- Prior art keywords
- seal ring
- chain
- oil storage
- storage tank
- sealing washer
- 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.)
- Expired - Fee Related
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Abstract
(B, ) the utility model provides a sealing washer chain, it has solved the current short -lived problem of sealing washer chain. This sealing washer chain is made up in proper order by a plurality of chain unit and forms, and it is fixed that every chain unit includes all that two inner plates and two inner plates pass through the axle sleeve, and the two inner plates outside all is equipped with outer chain plate and two outer chain plate pass through pivort fixation, and the axle sleeve cover is established at the round pin epaxially, lie in with being equipped with the sealing washer between the inner plate of one side and the outer chain plate, sealed snare on the axle sleeve, sealing washer both ends face be plane and this both ends face respectively with the inner plate with outer chain plate subsides lean on, the sealing washer is fixed through unsmooth formula connection structure and inner plate, is equipped with on the terminal surface of sealing washer and outer chain plate contact all to be annular oil storage tank and recess, and the oil storage tank has at least two and each oil storage tank to distribute with one heart, all is equipped with a foretell recess between two adjacent oil storage tanks, and the groove width and the degree of depth of recess all are greater than the oil storage tank. This sealing washer chain has longe -lived advantage. (B, )
Description
Technical field
the utility model belongs to and relates to a kind of chain, particularly seal ring chain.
Background technique
in prior art, seal ring chain is made up of inner plate, outer plate, axle sleeve, bearing pin and O RunddichtringO etc.Wherein, O RunddichtringO is compressed in inner plate, between outer plate and axle sleeve, this forms an airtight space, and the grease between axle sleeve and bearing pin can not be overflowed in operation process.
when reality uses, the elasticity of seal ring, wear resistance, sealing play an important role the working life to chain.And O RunddichtringO has certain amount of deformation after being extruded, although to be price low for its advantage, this seal ring wear-resisting property is poor, and grease volatilization rear chain rate of wear in unlubricated situation is accelerated, and cannot meet the life requirements of market to high-intensity sealing chain.
Summary of the invention
the purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of seal ring chain of long service life.
the purpose of this utility model realizes by following technical proposal: seal ring chain, combined successively by several chain units, each described chain unit include just to the two pieces of inner plates arranged and two inner plates be fixed together by an axle sleeve, outer plate is equipped with and two outer plates are fixed together by a bearing pin outside two inner plates, described axle sleeve is set on bearing pin, seal ring is provided with between the inner plate and outer plate of the same side, it is characterized in that, described seal ring is enclosed within axle sleeve, the both ends of the surface of seal ring are plane and these both ends of the surface recline with inner plate and outer plate respectively, described seal ring is fixed by lenticular linkage structure and described inner plate, and the end face that seal ring contacts with outer plate is provided with oil storage tank all in the form of a ring and groove, and oil storage tank and groove are all coaxial with seal ring, described oil storage tank has two at least and each oil storage tank distributes with one heart, be equipped with an above-mentioned groove, and the groove width of groove and the degree of depth is all greater than oil storage tank between two adjacent oil storage tanks.
during normal use, between axle sleeve and bearing pin and in each oil storage tank, be all filled with lubricant grease.
seal ring is connected with inner plate by lenticular linkage structure, have and connect firm advantage, the both ends of the surface of seal ring are formed with inner plate and outer plate respectively seal comparatively reliably, reduce grease volatilization, thus extend the time that axle sleeve and the contacting point of bearing pin and the contacting point of seal ring and carrier bar obtain lubricating, effectively to increase the working life of this chain.
be greater than the degree of depth of oil storage tank by the degree of depth arranging groove and groove between adjacent two oil storage tanks, the upper end of seal ring is enable to be more prone to deformation occur and is close to formation with outer plate to seal comparatively reliably, to strengthen the difficulty of grease volatilization, thus improve the life-span of chain; Be greater than again the groove width of oil storage tank by the groove width arranging groove simultaneously, form sealing comparatively reliably between guarantee seal ring and outer plate while, effectively can reduce the area of contact of seal ring and outer plate, thus the friction reduced between the two, extend the life-span of seal ring, thus extend the life-span of chain further.
the end face that seal ring contacts with outer plate is offered the oil storage tank for storing grease, because grease itself possesses the effect of isolated gas, to increase the sealing that seal ring is connected with outer plate, thus increase the difficulty of grease volatilization further, then effectively improve the life-span of this chain; Meanwhile, under the effect of grease, effectively can reduce the friction between seal ring and outer plate, thus reduce the loss of seal ring, then improve the life-span of this chain further.
in above-mentioned seal ring chain, the madial wall of described seal ring has the seal ring protruded in the form of a ring, and seal ring is coaxial with seal ring, the cross section of described seal ring is strip, madial wall and the bearing pin of sealing ring offset, and seal ring reclines mutually with both ends of the surface adjacent on axle sleeve.
seal ring is positioned at by arranging seal ring, and the madial wall of sealing ring and end face offset with bearing pin and axle sleeve respectively, evaporate into extraneous path to extend grease further from shoe cream room, strengthen the difficulty of grease volatilization, then improve the life-span of this chain further.
in above-mentioned seal ring chain, described lenticular linkage structure comprises is located at the corresponding annular buckle arranged on annular dovetail slot on inner plate outer side wall and seal ring, described annular buckle is coaxial with seal ring, described annular dovetail slot and annular buckle match, and annular buckle is embedding with in annular dovetail slot.
the mode that seal ring is embedded in annular dovetail slot by annular buckle is connected with inner plate, has and connects firm advantage, thus makes the stable realization of the object of raising service life of chain.
in above-mentioned seal ring chain, described annular dovetail slot has several and each annular dovetail slot distributes with one heart, and the quantity of described annular buckle is identical with annular dovetail slot, and each annular buckle is all embedded in corresponding annular dovetail slot.
by arranging multiple annular buckle and annular dovetail slot, and each annular buckle is all embedded in corresponding annular dovetail slot, to improve the stability that seal ring is connected with inner plate further, thus improves the working life of this chain further.
alternatively, in above-mentioned seal ring chain, described lenticular linkage structure comprises the attachment post be located at and attachment hole on inner plate outer side wall and seal ring match with attachment hole, described attachment hole has 2 at least and circumference along seal ring is uniform, tapered and the aperture of this attachment hole of described attachment hole inwardly increases gradually, the quantity of described attachment post and position one_to_one corresponding identical with described attachment hole, described attachment post is embedded in described attachment hole.
compared with prior art, this seal ring chain has the following advantages:
1, seal ring is connected with inner plate by lenticular linkage structure, have and connect firm advantage, the both ends of the surface of seal ring are formed with inner plate and outer plate respectively seal comparatively reliably, reduce grease volatilization, thus extend the time that axle sleeve and the contacting point of bearing pin and the contacting point of seal ring and carrier bar obtain lubricating, effectively to increase the working life of this chain.
, be greater than the degree of depth of oil storage tank by the degree of depth arranging groove and groove between adjacent two oil storage tanks, the upper end of seal ring is enable to be more prone to deformation occur and is close to formation with outer plate to seal comparatively reliably, to strengthen the difficulty of grease volatilization, thus improve the life-span of chain; Be greater than again the groove width of oil storage tank by the groove width arranging groove simultaneously, form sealing comparatively reliably between guarantee seal ring and outer plate while, effectively can reduce the area of contact of seal ring and outer plate, thus the friction reduced between the two, extend the life-span of seal ring, thus extend the life-span of chain further.
, the end face to contact with outer plate at seal ring is offered oil storage tank for storing grease, because grease itself possesses the effect of isolated gas, to increase the sealing that seal ring is connected with outer plate, thus increase the difficulty of grease volatilization further, then effectively improve the life-span of this chain; Meanwhile, under the effect of grease, effectively can reduce the friction between seal ring and outer plate, thus reduce the loss of seal ring, then improve the life-span of this chain further.
, be positioned at seal ring by arranging seal ring, and the madial wall of sealing ring and end face offset with bearing pin and axle sleeve respectively, evaporate into extraneous path to extend grease further from shoe cream room, strengthen the difficulty of grease volatilization, then improve the life-span of this chain further.
Accompanying drawing explanation
fig. 1 is the structural representation of this seal ring chain.
fig. 2 is the structure for amplifying schematic diagram at A place in Fig. 1.
in figure, 1, outer plate; 2, inner plate; 3, bearing pin; 4, axle sleeve; 5, seal ring; 5a, annular buckle; 5b, groove; 5c, oil storage tank; 5d, seal ring; 6, roller.
Embodiment
be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
embodiment one
as shown in Figure 1, this seal ring chain is combined successively by several chain units.Wherein, each chain unit forms by outer plate 1, inner plate 2, bearing pin 3, axle sleeve 4, seal ring 5, roller 6.
specifically, inner plate 2 has two pieces, and two pieces of inner plates 2 are just to setting.Axle sleeve 4 is vertically located between two inner plates 2, and the two ends of axle sleeve 4 fix with two inner plates 2 respectively.Be equipped with outer plate 1 outside two inner plates 2, and two pieces of outer plates 1 are just to setting.Bearing pin 3 is inserted in axle sleeve 4, and axle sleeve 4 is all stretched out at the two ends of bearing pin 3, and the two ends of this bearing pin 3 fix with two outer plates 1 respectively.Roller 6 cylindrically and be enclosed within axle sleeve 4.
between the inner plate 2 and outer plate 1 of the same side, be equipped with above-mentioned seal ring 5, namely a chain unit has 2 seal rings 5.As shown in Figure 1, seal ring 5 is enclosed within axle sleeve 4, and the both ends of the surface of seal ring 5 are plane and these both ends of the surface recline with inner plate 2 and outer plate 1 respectively.Seal ring 5 is fixed by lenticular linkage structure and inner plate 2, and in the present embodiment, as depicted in figs. 1 and 2, lenticular linkage structure comprises is located at the corresponding annular buckle 5a arranged on annular dovetail slot on inner plate 2 outer side wall and seal ring 5.Wherein, annular buckle 5a is coaxial with seal ring 5; Annular dovetail slot and annular buckle 5a match, and annular buckle 5a is embedding with in annular dovetail slot, thus make seal ring 5 and firm and stable being fixed together of inner plate 2.
further optimization, annular dovetail slot has several and each annular dovetail slot distributes with one heart.The quantity of annular buckle 5a is identical with annular dovetail slot, and each annular buckle 5a is all embedded in corresponding annular dovetail slot, thus the further fixing improving seal ring 5 and be connected with inner plate 2.In the present embodiment, the quantity of preferred annular buckle 5a has 2, and namely the quantity of annular dovetail slot also has two.
as depicted in figs. 1 and 2, the end face that seal ring 5 contacts with outer plate 1 is provided with oil storage tank 5c all in the form of a ring and groove 5b, and oil storage tank 5c and groove 5b is all coaxial with seal ring 5.Oil storage tank 5c has two at least and each oil storage tank 5c distributes with one heart.An above-mentioned groove 5b is equipped with between two adjacent oil storage tank 5c.Further illustrate, the groove width of groove 5b is greater than the groove width of oil storage tank 5c, and the degree of depth of groove 5b is greater than the degree of depth of oil storage tank 5c.In the present embodiment, the quantity of preferred oil storage tank 5c has 3, and namely now, the quantity of groove 5b is 2.
the madial wall of seal ring 5 has the seal ring 5d protruded in the form of a ring, and seal ring 5d is coaxial with seal ring 5.In the present embodiment, seal ring 5 and seal ring 5d are by same material disposal molding.As depicted in figs. 1 and 2, the cross section of seal ring 5d is strip, madial wall and the bearing pin 3 of sealing ring 5d offset, and seal ring 5d reclines mutually with adjacent both ends of the surface on axle sleeve 4, extraneous path is evaporate into from shoe cream room to extend grease, strengthen the difficulty of grease volatilization, then improve the life-span of this chain further.
embodiment two
the present embodiment two with the structure of embodiment one and principle substantially identical, different place is: lenticular linkage structure comprises the attachment post be located at and attachment hole on inner plate 2 outer side wall and seal ring 5 match with attachment hole, attachment hole has 2 at least and circumference along seal ring 5 is uniform, tapered and the aperture of this attachment hole of attachment hole inwardly increases gradually, the quantity of attachment post and position one_to_one corresponding identical with attachment hole, attachment post is embedded in attachment hole.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (5)
1. seal ring chain, combined successively by several chain units, each described chain unit include just to the two pieces of inner plates arranged and two inner plates be fixed together by an axle sleeve, outer plate is equipped with and two outer plates are fixed together by a bearing pin outside two inner plates, described axle sleeve is set on bearing pin, seal ring is provided with between the inner plate and outer plate of the same side, it is characterized in that, described seal ring is enclosed within axle sleeve, and the both ends of the surface of seal ring are plane and these both ends of the surface recline with inner plate and outer plate respectively; Described seal ring is fixed by lenticular linkage structure and described inner plate, and the end face that seal ring contacts with outer plate is provided with oil storage tank all in the form of a ring and groove, and oil storage tank and groove are all coaxial with seal ring; Described oil storage tank has two at least and each oil storage tank distributes with one heart, be equipped with an above-mentioned groove, and the groove width of groove and the degree of depth is all greater than oil storage tank between two adjacent oil storage tanks.
2. seal ring chain according to claim 1, it is characterized in that, the madial wall of described seal ring has the seal ring protruded in the form of a ring, and seal ring is coaxial with seal ring, the cross section of described seal ring is strip, madial wall and the bearing pin of sealing ring offset, and seal ring reclines mutually with both ends of the surface adjacent on axle sleeve.
3. seal ring chain according to claim 1, it is characterized in that, described lenticular linkage structure comprises is located at the corresponding annular buckle arranged on annular dovetail slot on inner plate outer side wall and seal ring, described annular buckle is coaxial with seal ring, described annular dovetail slot and annular buckle match, and annular buckle is embedding with in annular dovetail slot.
4. seal ring chain according to claim 3, it is characterized in that, described annular dovetail slot has several and each annular dovetail slot distributes with one heart, and the quantity of described annular buckle is identical with annular dovetail slot, and each annular buckle is all embedded in corresponding annular dovetail slot.
5. seal ring chain according to claim 1, it is characterized in that, described lenticular linkage structure comprises the attachment post be located at and attachment hole on inner plate outer side wall and seal ring match with attachment hole, described attachment hole has 2 at least and circumference along seal ring is uniform, tapered and the aperture of this attachment hole of described attachment hole inwardly increases gradually, the quantity of described attachment post and position one_to_one corresponding identical with described attachment hole, described attachment post is embedded in described attachment hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520941784.8U CN205101466U (en) | 2015-11-24 | 2015-11-24 | Sealing washer chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520941784.8U CN205101466U (en) | 2015-11-24 | 2015-11-24 | Sealing washer chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205101466U true CN205101466U (en) | 2016-03-23 |
Family
ID=55517248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520941784.8U Expired - Fee Related CN205101466U (en) | 2015-11-24 | 2015-11-24 | Sealing washer chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205101466U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020516827A (en) * | 2017-04-11 | 2020-06-11 | ケッテンヴルフ ベトリープス ゲーエムベーハーＫｅｔｔｅｎＷｕｌｆ Ｂｅｔｒｉｅｂｓ ＧｍｂＨ | Link chain |
-
2015
- 2015-11-24 CN CN201520941784.8U patent/CN205101466U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020516827A (en) * | 2017-04-11 | 2020-06-11 | ケッテンヴルフ ベトリープス ゲーエムベーハーＫｅｔｔｅｎＷｕｌｆ Ｂｅｔｒｉｅｂｓ ＧｍｂＨ | Link chain |
| JP7136805B2 (en) | 2017-04-11 | 2022-09-13 | ケッテンヴルフ ベトリープス ゲーエムベーハー | link chain |
| US11525495B2 (en) | 2017-04-11 | 2022-12-13 | KettenWulf Betriebs GmbH | Link chain |
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Legal Events
| 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 |
Granted publication date: 20160323 Termination date: 20171124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |