CN106763501A - A kind of sealing ring chain - Google Patents
A kind of sealing ring chain Download PDFInfo
- Publication number
- CN106763501A CN106763501A CN201510820273.5A CN201510820273A CN106763501A CN 106763501 A CN106763501 A CN 106763501A CN 201510820273 A CN201510820273 A CN 201510820273A CN 106763501 A CN106763501 A CN 106763501A
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- annular
- oil storage
- storage tank
- chain
- 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.)
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Abstract
The invention provides a kind of sealing ring chain, it solves the problems, such as that existing sealing ring service life of chain is short.This sealing ring chain is combined successively by several chain units, each chain unit includes two pieces of inner plates and two inner plates are fixed by axle sleeve, two inner plates outside is equipped with outer plate and two outer plates are fixed by bearing pin, axle sleeve is set on bearing pin, sealing ring is provided between the inner plate and outer plate of the same side, sealing ring is enclosed within axle sleeve, and sealing ring both ends of the surface are plane and the both ends of the surface recline with inner plate and outer plate respectively；Sealing ring is fixed by lenticular attachment structure and inner plate, the end face that sealing ring is contacted with outer plate is provided with oil storage tank and groove annular in shape, oil storage tank at least two and each oil storage tank is distributed with one heart, an above-mentioned groove is equipped between two neighboring oil storage tank, the groove width and depth of groove are all higher than oil storage tank.This sealing ring chain has the advantages that long lifespan.
Description
Technical field
The invention belongs to a kind of chain, particularly a kind of sealing ring chain.
Background technology
In the prior art, sealing ring chain by inner plate, outer plate, axle sleeve, bearing pin and
O
Type sealing ring etc. is constituted.Wherein,
O
Type sealing ring is compressed between inner plate, outer plate and axle sleeve, and this forms a closed space, the grease being located between axle sleeve and bearing pin is not overflowed in operation process.
When actually used, the elasticity of sealing ring, wearability, sealing play an important role to the service life of chain.And
O
Type sealing ring has certain deflection after being extruded, although its advantage is low price, but this sealing ring anti-wear performance is poor, and grease volatilization rear chain rate of wear in the case of unlubricated is accelerated, it is impossible to meet life requirements of the market to high-intensity sealing chain.
The content of the invention
The purpose of the present invention is directed to existing technology and there is above mentioned problem, it is proposed that a kind of sealing ring chain of long service life.
The purpose of the present invention can be realized by following technical proposal：A kind of sealing ring chain, combined successively by several chain units, chain unit described in each includes that two pieces of inner plates and two inner plates just to setting are fixed together by an axle sleeve, two inner plates outside is equipped with outer plate and two outer plates are fixed together by a bearing pin, described axle sleeve is set on bearing pin, sealing ring is provided between the inner plate and outer plate of the same side, it is characterized in that, described sealing ring is enclosed within axle sleeve, and the both ends of the surface of sealing ring are plane and the both ends of the surface recline with inner plate and outer plate respectively；Described sealing ring is mutually fixed by lenticular attachment structure with described inner plate, and the end face that sealing ring is contacted with outer plate is provided with oil storage tank and groove annular in shape, and oil storage tank and groove are coaxial with sealing ring；Described oil storage tank at least two and each oil storage tank is distributed with one heart, is equipped with an above-mentioned groove between two adjacent oil storage tanks, and the groove width and depth of groove are all higher than oil storage tank.
When normally using, lubricant grease is filled between axle sleeve and bearing pin and in each oil storage tank.
Sealing ring is connected by lenticular attachment structure with inner plate, have the advantages that connection is firm, the both ends of the surface of sealing ring are made to form more reliable sealing with inner plate and outer plate respectively, reduce grease volatilization, so as to the time that the contact position and sealing ring that extend axle sleeve and bearing pin are lubricated with the contact position of carrier bar, to be effectively increased the service life of this chain.
It is located between adjacent two oil storage tank more than the depth and groove of oil storage tank by the depth for setting groove, the upper end of sealing ring is set to be more prone to deform upon and be close to form more reliable sealing with outer plate, to increase the difficulty of grease volatilization, so as to improve the life-span of chain；Simultaneously further through groove width of the groove width more than oil storage tank for setting groove, while more reliable sealing being formed between guarantee sealing ring and outer plate, the contact area of sealing ring and outer plate can effectively be reduced, so as to reduce friction between the two, to extend the life-span of sealing ring, so as to further extend the life-span of chain.
The oil storage tank for storing grease is opened up on the end face that sealing ring is contacted with outer plate, possesses the effect of isolation gas in itself due to grease, to increase the sealing that sealing ring is connected with outer plate, so as to further increase the difficulty of grease volatilization, the life-span of this chain is then effectively improved；Meanwhile, in the presence of grease, the friction between sealing ring and outer plate can be effectively reduced, so as to reduce the loss of sealing ring, then further improve the life-span of this chain.
In above-mentioned sealing ring chain, there is the sealing ring of protrusion annular in shape on the madial wall of described sealing ring, and sealing ring is coaxial with sealing ring, the cross section of described sealing ring is in strip, the madial wall of the sealing ring offsets with bearing pin, and the sealing ring both ends of the surface adjacent with axle sleeve mutually recline.
It is located in sealing ring by setting sealing ring, and the madial wall and end face of the sealing ring offset with bearing pin and axle sleeve respectively, with further extend grease from shoe cream room evaporate into the external world path come increase grease volatilization difficulty, then further improve the life-span of this chain.
In above-mentioned sealing ring chain, described lenticular attachment structure includes the annular dovetail slot being located on inner plate lateral wall and the annular buckle being correspondingly arranged on sealing ring, described annular buckle is coaxial with sealing ring, described annular dovetail slot matches with annular buckle, and annular buckle it is embedding with annular dovetail slot in.
Sealing ring is connected by way of annular buckle is embedded in annular dovetail slot with inner plate, has the advantages that connection is firm, so that the purpose stabilization for improving service life of chain is realized.
In above-mentioned sealing ring chain, described annular dovetail slot has several and each annular dovetail slot is distributed with one heart, and the quantity of described annular buckle is identical with annular dovetail slot, and each annular buckle is embedded in corresponding annular dovetail slot.
By setting multiple annular buckles and annular dovetail slot, and each annular buckle is embedded in corresponding annular dovetail slot, further to improve the stability that sealing ring is connected with inner plate, so as to further improve the service life of this chain.
Alternatively, in above-mentioned sealing ring chain, described lenticular attachment structure includes the connecting hole being located on inner plate lateral wall and the connecting pole matched with connecting hole on sealing ring, and described connecting hole is at least
2
It is individual
And along the circumferential uniform of sealing ring, described connecting hole is tapered and aperture of the connecting hole inwardly gradually increases, and the quantity of described connecting pole is identical with described connecting hole and position corresponds, and described connecting pole is embedded in described connecting hole.
Compared with prior art, this sealing ring chain has advantages below：
1
, sealing ring is connected by lenticular attachment structure with inner plate, have the advantages that connection is firm, the both ends of the surface of sealing ring are made to form more reliable sealing with inner plate and outer plate respectively, reduce grease volatilization, so as to the time that the contact position and sealing ring that extend axle sleeve and bearing pin are lubricated with the contact position of carrier bar, to be effectively increased the service life of this chain.
, be located between adjacent two oil storage tank more than the depth and groove of oil storage tank by setting the depth of groove, the upper end of sealing ring is set to be more prone to deform upon and be close to form more reliable sealing with outer plate, to increase the difficulty of grease volatilization, so as to improve the life-span of chain；Simultaneously further through groove width of the groove width more than oil storage tank for setting groove, while more reliable sealing being formed between guarantee sealing ring and outer plate, the contact area of sealing ring and outer plate can effectively be reduced, so as to reduce friction between the two, to extend the life-span of sealing ring, so as to further extend the life-span of chain.
, open up on the end face that sealing ring is contacted with outer plate oil storage tank for storing grease, possesses the effect of isolation gas in itself due to grease, to increase the sealing that sealing ring is connected with outer plate, so as to further increase the difficulty of grease volatilization, the life-span of this chain is then effectively improved；Meanwhile, in the presence of grease, the friction between sealing ring and outer plate can be effectively reduced, so as to reduce the loss of sealing ring, then further improve the life-span of this chain.
, by setting sealing ring in the sealing ring, and the madial wall and end face of the sealing ring offset with bearing pin and axle sleeve respectively, with further extend grease from shoe cream room evaporate into the external world path come increase grease volatilization difficulty, then further improve the life-span of this chain.
Brief description of the drawings
Figure
1
It is the structural representation of this sealing ring chain.
Figure
2
It is figure
1
In
A
The mplifying structure schematic diagram at place.
In figure,
1
, outer plate；
2
, inner plate；
3
, bearing pin；
4
, axle sleeve；
5
, sealing ring；
5a
, annular buckle；
5b
, groove；
5c
, oil storage tank；
5d
, sealing ring；
6
, roller.
Specific embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described, but the present invention is not limited to these embodiments.
Embodiment one
As schemed
1
Shown, this sealing ring chain is combined successively by several chain units.Wherein, each chain unit is by outer plate
1
, inner plate
2
, bearing pin
3
, axle sleeve
4
, sealing ring
5
, roller
6
Composition.
Specifically, inner plate
2
There are two pieces, and two pieces of inner plates
2
Just to setting.Axle sleeve
4
Two inner plates are located at vertically
2
Between, and axle sleeve
4
Two ends respectively with two inner plates
2
It is mutually fixed.Two inner plates
2
Outside is equipped with outer plate
1
, and two pieces of outer plates
1
Just to setting.Bearing pin
3
It is inserted in axle sleeve
4
It is interior, bearing pin
3
Two ends stretch out axle sleeve
4
, and the bearing pin
3
Two ends respectively with two outer plates
1
It is mutually fixed.Roller
6
It is cylindrical and be enclosed within axle sleeve
4
On.
Positioned at the inner plate of the same side
2
And outer plate
1
Between be equipped with above-mentioned sealing ring
5
, i.e., one chain unit has
2
Individual sealing ring
5
.As schemed
1
It is shown, sealing ring
5
It is enclosed within axle sleeve
4
On, sealing ring
5
Both ends of the surface be plane and the both ends of the surface respectively with inner plate
2
And outer plate
1
Recline.Sealing ring
5
By lenticular attachment structure and inner plate
2
It is mutually fixed, in the present embodiment, such as scheme
1
And figure
2
Shown, lenticular attachment structure includes being located at inner plate
2
Annular dovetail slot and sealing ring on lateral wall
5
On the annular buckle that is correspondingly arranged
5a
.Wherein, annular buckle
5a
With sealing ring
5
Coaxially；Annular dovetail slot and annular buckle
5a
Match, and annular buckle
5a
In embedding and annular dovetail slot, so that sealing ring
5
With inner plate
2
It is firm and be stably fixed to together.
Further optimization, annular dovetail slot has several and each annular dovetail slot is distributed with one heart.Annular buckle
5a
Quantity it is identical with annular dovetail slot, and each annular buckle
5a
It is embedded in corresponding annular dovetail slot, so as to further improve sealing ring
5
And inner plate
2
The fixing of connection.In the present embodiment, preferably annular buckle
5a
Quantity have
2
Individual, i.e., the quantity of annular dovetail slot also has two.
As schemed
1
And figure
2
It is shown, sealing ring
5
With outer plate
1
The end face of contact is provided with oil storage tank annular in shape
5c
And groove
5b
, and oil storage tank
5c
And groove
5b
And sealing ring
5
Coaxially.Oil storage tank
5c
At least two and each oil storage tank
5c
Distribution with one heart.Two adjacent oil storage tanks
5c
Between be equipped with an above-mentioned groove
5b
.Further illustrate, groove
5b
Groove width be more than oil storage tank
5c
Groove width, and groove
5b
Depth be more than oil storage tank
5c
Depth.In the present embodiment, preferred oil storage tank
5c
Quantity have
3
It is individual, i.e., now, groove
5b
Quantity be
2
It is individual.
Sealing ring
5
Madial wall on there is the sealing ring of protrusion annular in shape
5d
, and sealing ring
5d
With sealing ring
5
Coaxially.In the present embodiment, sealing ring
5
And sealing ring
5d
By same material disposal molding.As schemed
1
And figure
2
It is shown, sealing ring
5d
Cross section be in strip, the sealing ring
5d
Madial wall and bearing pin
3
Offset, and sealing ring
5d
And axle sleeve
4
Upper adjacent both ends of the surface mutually recline, and from shoe cream room evaporateing into the path in the external world extending grease increases the difficulty of grease volatilization, then further improves the life-span of this chain.
Embodiment two
The present embodiment two is essentially identical with the structure and principle of embodiment one, and different place is：Lenticular attachment structure includes being located at inner plate
2
Connecting hole and sealing ring on lateral wall
5
The connecting pole that upper and connecting hole matches, connecting hole is at least
2
It is individual
And along sealing ring
5
It is circumferential uniform, connecting hole is tapered and aperture of the connecting hole inwardly gradually increases, and the quantity of connecting pole is identical with connecting hole and position one-to-one corresponding, and connecting pole is embedded in connecting hole.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Those skilled in the art can be made various modifications or supplement to described specific embodiment or be substituted using similar mode, but without departing from spirit of the invention or surmount scope defined in appended claims.
Claims (5)
1. a kind of sealing ring chain, combined successively by several chain units, chain unit described in each includes that two pieces of inner plates and two inner plates just to setting are fixed together by an axle sleeve, two inner plates outside is equipped with outer plate and two outer plates are fixed together by a bearing pin, described axle sleeve is set on bearing pin, sealing ring is provided between the inner plate and outer plate of the same side, it is characterized in that, described sealing ring is enclosed within axle sleeve, and the both ends of the surface of sealing ring are plane and the both ends of the surface recline with inner plate and outer plate respectively；Described sealing ring is mutually fixed by lenticular attachment structure with described inner plate, and the end face that sealing ring is contacted with outer plate is provided with oil storage tank and groove annular in shape, and oil storage tank and groove are coaxial with sealing ring；Described oil storage tank at least two and each oil storage tank is distributed with one heart, is equipped with an above-mentioned groove between two adjacent oil storage tanks, and the groove width and depth of groove are all higher than oil storage tank.
2. sealing ring chain according to claim 1, it is characterized in that, there is the sealing ring of protrusion annular in shape on the madial wall of described sealing ring, and sealing ring is coaxial with sealing ring, the cross section of described sealing ring is in strip, the madial wall of the sealing ring offsets with bearing pin, and the sealing ring both ends of the surface adjacent with axle sleeve mutually recline.
3. sealing ring chain according to claim 1, it is characterized in that, described lenticular attachment structure includes the annular dovetail slot being located on inner plate lateral wall and the annular buckle being correspondingly arranged on sealing ring, described annular buckle is coaxial with sealing ring, described annular dovetail slot matches with annular buckle, and annular buckle it is embedding with annular dovetail slot in.
4. sealing ring chain according to claim 3, it is characterized in that, described annular dovetail slot has several and each annular dovetail slot is distributed with one heart, and the quantity of described annular buckle is identical with annular dovetail slot, and each annular buckle is embedded in corresponding annular dovetail slot.
5. sealing ring chain according to claim 1, it is characterized in that, described lenticular attachment structure includes the connecting hole being located on inner plate lateral wall and the connecting pole matched with connecting hole on sealing ring, described connecting hole at least 2 and along the circumferential uniform of sealing ring, described connecting hole is tapered and aperture of the connecting hole inwardly gradually increases, the quantity of described connecting pole is identical with described connecting hole and position corresponds, and described connecting pole is embedded in described connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510820273.5A CN106763501A (en) | 2015-11-24 | 2015-11-24 | A kind of sealing ring chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510820273.5A CN106763501A (en) | 2015-11-24 | 2015-11-24 | A kind of sealing ring chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106763501A true CN106763501A (en) | 2017-05-31 |
Family
ID=58963123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510820273.5A Pending CN106763501A (en) | 2015-11-24 | 2015-11-24 | A kind of sealing ring chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106763501A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108999932A (en) * | 2018-07-11 | 2018-12-14 | 益阳百炼链条科技有限公司 | A kind of sealed chain |
| CN112797116A (en) * | 2021-01-13 | 2021-05-14 | 杭州持正科技股份有限公司 | Sealed tooth chain |
-
2015
- 2015-11-24 CN CN201510820273.5A patent/CN106763501A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108999932A (en) * | 2018-07-11 | 2018-12-14 | 益阳百炼链条科技有限公司 | A kind of sealed chain |
| CN112797116A (en) * | 2021-01-13 | 2021-05-14 | 杭州持正科技股份有限公司 | Sealed tooth chain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170531 |