CN109780173A - Steel and aluminum combined sprocket wheel - Google Patents
Steel and aluminum combined sprocket wheel Download PDFInfo
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- CN109780173A CN109780173A CN201910192347.3A CN201910192347A CN109780173A CN 109780173 A CN109780173 A CN 109780173A CN 201910192347 A CN201910192347 A CN 201910192347A CN 109780173 A CN109780173 A CN 109780173A
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- sealing plate
- sprocket body
- sprocket
- discharge groove
- dirt discharge
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Abstract
The invention belongs to mechanical fitting technical fields, specifically steel and aluminum combined sprocket wheel；Including sprocket body, multiple gear teeth are installed in the sprocket body, multiple lightening holes are offered in the sprocket body, multiple dirt discharge grooves are offered in the sprocket body, skewed slot is provided between the two neighboring gear teeth, annular groove is offered in the sprocket body outer rim, the lightening hole is internally provided with sealing plate, and sealing plate is hinged with sprocket body；The present invention passes through setting sealing plate, adsorption piece and pressing plate, sealing plate can be opened in dirt discharge groove blowdown, adsorption piece can quickly absorb the greasy dirt on sealing plate surface simultaneously, the greasy dirt of sealing plate upper surface is set to reach sealing plate lower surface by the absorption of adsorption piece, during dirt discharge groove turns to bottom, sealing plate blocks dirt discharge groove, when continuing to rotate, sealing plate drives adsorption piece to squeeze pressing plate and releases greasy dirt, advantageously reduces the probability of greasy dirt reflux, improves the service life of sprocket body.
Description
Technical field
The invention belongs to mechanical fitting technical fields, specifically steel and aluminum combined sprocket wheel.
Background technique
Sprocket wheel is the embodiment of industrial power transmission and driving, it is desirable that the features such as intensity is good, and wear-resisting and transmission deformation is low,
Existing industrial drives sprocket wheel is roughly divided into two kinds, and a kind of sprocket wheel is process by steel, and stiffness and strength are preferable, Neng Gouman
The requirement of sufficient industrial drives, but weight is big causes kinetic energy consumption in part in the rotation of pulling chain wheel, thus prevent output power from
It is fully used.Another sprocket wheel is process by aluminium alloy；Aluminium alloy it is light-weight, but hardness and strength are not so good as steel
Sprocket wheel, service life is shorter, therefore usually outer ring is made of Steel material, and intensity is high, and inner ring has aluminum alloy materials to be made, quality
Gently, corrosion-resistant；In order to which the impurity between the gear teeth and chain is discharged in time, opened in the lateral port of traditional sprocket body
Equipped with dirt discharge groove, dirt discharge groove is the blind slot that one end communicates that the other end is sealing with the slot bottom of the gear teeth, and sprocket wheel and chain are worked
The impurity such as water, oil, slag in journey enter dirt discharge groove, and then impurity is discharged by dirt discharge groove.However, since dirt discharge groove is located at sprocket wheel sheet
Close to the position of the gear teeth on body, dirt discharge groove distance chain and the gear teeth are closer, and the impurity by dirt discharge groove discharge can be to being again introduced into
In chain and the gear teeth, secondary pollution is carried out to the gear teeth and chain, shortens the service life of sprocket wheel.
In view of the above-mentioned problems, application No. is 2013104781975 Chinese patents to propose a kind of sprocket wheel, dirt discharge groove
Both ends are connected to the slot bottom of the gear teeth and lightening hole respectively, effectively extend the length of dirt discharge groove, the blowdown end on dirt discharge groove away from
Farther out from the gear teeth, and impurity can be expelled directly out along displacement direction, effectively reduce impurity to chain and the gear teeth
Pollution, the service life of the sprocket wheel effectively extended, although the blowdown end of its dirt discharge groove reduces outflow after extending
The reflux probability of object, but the blowdown end of its dirt discharge groove does not do any processing, when sprocket wheel continues to rotate, blowdown end rotates half cycle
It is located at afterwards into above dirty end, it is easy to flow backward in dirt discharge groove, cause secondary pollution.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides steel and aluminum combined sprocket wheels, mainly pass through setting sealing plate, adsorption piece
And pressing plate, sealing plate can be opened in dirt discharge groove blowdown, while adsorption piece can quickly absorb the greasy dirt on sealing plate surface, make sealing plate
The greasy dirt of upper surface reaches sealing plate lower surface, during dirt discharge groove turns to bottom, sealing plate by the absorption of adsorption piece
Dirt discharge groove is blocked, when continuing to rotate, sealing plate drives adsorption piece to squeeze pressing plate and releases greasy dirt, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: steel and aluminum combined sprocket wheel, including sprocket body, it is described
Multiple gear teeth are installed in sprocket body, multiple lightening holes are offered in the sprocket body, are offered in the sprocket body
Multiple dirt discharge grooves are provided with skewed slot between the two neighboring gear teeth, offer annular groove in the sprocket body outer rim, institute
It states lightening hole and is internally provided with sealing plate, sealing plate is hinged with sprocket body, and the sealing plate is internally provided with weighted spherical ball, and weighted spherical ball is remote
Hinge joint from sealing plate and sprocket body, the sealing plate surface are provided with adsorption piece, and adsorption piece includes through the cylindricality sea of sealing plate
Continuous body and the blocky cavernous body for being adhered to sealing plate surface are hinged with pressing plate, the pressing plate in the sprocket body of the sealing plate
Surface is connected with spring, and spring one end is connect with sprocket body；When work, during sprocket body rotates, when there is dirt discharge groove
When moving to the top, sealing plate rotates down under the gravity of weighted spherical ball, and the blowdown end of dirt discharge groove bottom end is opened, the gear teeth
Impurity between chain is fallen by skewed slot onto annular groove, is entered in dirt discharge groove eventually by annular groove, finally from loss of weight
Hole discharge, falls on sealing plate, and the cylindricality cavernous body on sealing plate quickly absorbs the cylindricality cavernous body for passing to sealing plate bottom, as this row
When dirty slot turns to least significant end gradually downward, sealing plate blocks dirt discharge groove under the gravity of weighted spherical ball, prevents from entering and subtracts
Impurity in repeated hole is secondary into dirt discharge groove, wears to sprocket body, is conducive to improve service life, when this block of adsorbing contaminant
When shape cavernous body turns to top again, sealing plate is rotated by gravity, blocky cavernous body is extruded on pressing plate, in blocky cavernous body
Oil be extruded out, realize the cleaning to oil, while blocky cavernous body can reduce noise, the column generated when squeezing pressing plate
Shape cavernous body can reduce sealing plate when blocking dirt discharge groove and hit the noise that sprocket body generates.
Preferably, the single lightening hole is connected to two dirt discharge grooves, diameter ratio of the dirt discharge groove close to sprocket body center
Diameter far from sprocket body center is small, and dirt discharge groove longitudinal section is shaped to horn-like, and single row is located in sprocket body
The position of dirty slot two sides offers hangnail slot；There are two dirt discharge grooves for each lightening hole connection, realize larger range of blowdown, together
When its shape it is identical as loudspeaker, impurity quickly can be collected into discharge dirt discharge groove when impurity enters, hangnail slot can be arranged herein
When dirty slot turns to bottom, the remaining impurity of the blowdown end of dirt discharge groove especially oils can enter down along dirt discharge groove refluence
It pierces in slot, is collected by hangnail slot, reduce the reflux probability of impurity.
Preferably, the clamp surface is connected with curved rod, offers inside the sprocket body and collapses channel, the receipts
Hold together the second gathering section that channel includes the first gathering section being connected to hangnail slot, collapses chamber and be connected to lightening hole, curved rod one
End setting collapses intersegmental part second；When dirt discharge groove is located at bottommost, curved rod is driven to collapse section second when spring restores
It slowly moves, a part of greasy dirt being located in hangnail slot is absorbed by the first gathering section and is collapsed in chamber, hangnail slot is prevented
Capacity can not accommodate a large amount of residual greasy dirt, improve the ability of storage.
Preferably, the position that the blocky cavernous body is connect with cylindricality cavernous body is provided with hard foam body, the hard
The pliability of cavernous body is smaller than the pliability of adsorption piece；When sealing plate drives adsorption piece to be expressed on pressing plate, by blocky adsorption piece
In greasy dirt compress out, due to there is hard foam body, in crushing failure at high speed bulk cavernous body, reduce greasy dirt enter cylindricality sea
The probability of continuous body thereby reduces the probability that greasy dirt reaches sealing plate upper surface, oil is reduced when sealing plate blocks dirt discharge groove
The probability of dirty secondary back.
Preferably, the sealing plate surface is fixed with protrusion, and the convex surfaces are bonded with dummy block, and the dummy block is by rubber
Glue material is made；Protrusion can fill in the blowdown end of dirt discharge groove, while squeeze the dummy block made of rubber material, to dirt discharge groove
It is thoroughly blocked, improves the effect of closure, when opening dirt discharge groove, moment is extracted out of dirt discharge groove by protrusion, Neng Gouyou
The greasy dirt for entering dirt discharge groove is quickly driven downwards, improves the effect of blowdown by one downward suction.
Preferably, the first gathering section collapses the diameter of the section other end with the diameter for collapsing one end that chamber is connect and first
Small, side is provided with elastic membrane before and after the sprocket body, collapses chamber for blocking, the elastic membrane is solid by two fixing pieces
It is fixed；Chamber will be collapsed to get through after sprocket body, when pumping when curved rod is mobile into gathering channel, elastic membrane is tightly right
It collapses chamber to block, when curved rod slowly moves into the second gathering section, there is the effect of an air blowing, push elastic membrane to open, be located at
A part of greasy dirt collapsed in chamber is ejected, and improves the effect of actual use.
Technical effect and advantage of the invention:
1. steel and aluminum combined sprocket wheel provided by the invention, can be in dirt discharge groove by setting sealing plate, adsorption piece and pressing plate, sealing plate
It is opened when blowdown, while adsorption piece can quickly absorb the greasy dirt on sealing plate surface, and the greasy dirt of sealing plate upper surface is made to pass through adsorption piece
Absorption reach sealing plate lower surface, during dirt discharge groove turns to bottom, sealing plate block dirt discharge groove, when continuing to rotate,
Sealing plate drives adsorption piece to squeeze pressing plate and releases greasy dirt, advantageously reduces the probability of greasy dirt reflux, improves making for sprocket body
Use the service life.
2. steel and aluminum combined sprocket wheel provided by the invention, by the way that hangnail slot is arranged, each lightening hole is connected to there are two dirt discharge groove,
It realizes larger range of blowdown, while its shape is identical as loudspeaker, impurity quickly can be collected into discharge row when impurity enters
Dirty slot, hangnail slot can be when this dirt discharge groove turn to bottom, the remaining impurity of the blowdown end of dirt discharge groove especially oils, can be suitable
Dirt discharge groove refluence enter in hangnail slot, collected by hangnail slot, reduce the reflux probability of impurity.
3. steel and aluminum combined sprocket wheel provided by the invention collapses channel, when dirt discharge groove is located at bottommost, spring by setting
Curved rod is driven slowly to move when recovery in the second gathering section, a part of greasy dirt in hangnail slot will be located at by collapsing section by first
It is absorbed into and collapses in chamber, prevent the capacity of hangnail slot from can not accommodate a large amount of residual greasy dirt, improve the ability of storage.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the portion the A enlarged drawing of Fig. 1 in the present invention；
Fig. 3 is main view of the invention；
Fig. 4 is the portion the B enlarged drawing of Fig. 3 in the present invention；
In figure: sprocket body 1, the gear teeth 2, lightening hole 3, dirt discharge groove 4, skewed slot 5, annular groove 6, sealing plate 7, weighted spherical ball 8, absorption
Part 9, blocky cavernous body 92, pressing plate 10, spring 11, hangnail slot 12, curved rod 13, collapses channel 14, first at cylindricality cavernous body 91
It collapses section 141, collapse the gathering of chamber 142, second section 143, hard foam body 15, raised 16, dummy block 17, elastic membrane 18.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, steel and aluminum combined sprocket wheel of the present invention, including sprocket body 1, the sprocket wheel
Multiple gear teeth 2 are installed on ontology 1, multiple lightening holes 3 are offered in the sprocket body 1, are offered in the sprocket body 1
Multiple dirt discharge grooves 4 are provided with skewed slot 5 between the two neighboring gear teeth 2, offer annular in 1 outer rim of sprocket body
Slot 6, the lightening hole 3 are internally provided with sealing plate 7, and sealing plate 7 and sprocket body 1 are hinged, and the sealing plate 7 is internally provided with weighted spherical ball
8, and hinge joint of the weighted spherical ball 8 far from sealing plate 7 Yu sprocket body 1,7 surface of sealing plate are provided with adsorption piece 9, adsorption piece 9 wraps
The cylindricality cavernous body 91 for running through sealing plate 7 and the blocky cavernous body 92 for being adhered to 7 surface of sealing plate are included, close to the sprocket wheel of the sealing plate 7
Pressing plate 10 is hinged on ontology 1,10 surface of pressing plate is connected with spring 11, and 11 one end of spring is connect with sprocket body 1；Work
When, during sprocket body 1 rotates, when there is dirt discharge groove 4 to move to the top, gravity of the sealing plate 7 in weighted spherical ball 8
Under, it rotates down, the blowdown end of 4 bottom end of dirt discharge groove is opened, and the impurity between the gear teeth 2 and chain is fallen by skewed slot 5 to annular groove 6
On, it is entered in dirt discharge groove 4 eventually by annular groove 6, is finally discharged, falls on sealing plate 7, the cylindricality on sealing plate 7 from lightening hole 3
Cavernous body 91 quickly absorbs the cylindricality cavernous body 91 for passing to 7 bottom of sealing plate, when this dirt discharge groove 4 turns to least significant end gradually downward
When, sealing plate 7 blocks dirt discharge groove 4 under the gravity of weighted spherical ball 8, prevents the secondary entrance of the impurity entered in lightening hole 3
Dirt discharge groove 4 wears sprocket body 1, is conducive to improve service life, when this blocky cavernous body 92 of adsorbing contaminant rotates again
When to top, sealing plate 7 is rotated by gravity, and blocky cavernous body 92 is extruded on pressing plate 10, and the oil in blocky cavernous body 92 is squeezed
It presses out, realizes the cleaning to oil, while blocky cavernous body 92 can reduce the noise generated when squeezing pressing plate 10, cylindricality sea
Continuous body 91 can reduce sealing plate 7 when blocking dirt discharge groove 4 and hit the noise that sprocket body 1 generates.
As shown in Figure 1 and Figure 2, steel and aluminum combined sprocket wheel of the present invention, the single lightening hole 3 and two dirt discharge grooves 4 connect
Logical, diameter of the dirt discharge groove 4 close to 1 center of sprocket body is smaller than the diameter at separate 1 center of sprocket body, 4 longitudinal section of dirt discharge groove
It is shaped to horn-like, offers hangnail slot 12 positioned at the positions of single 4 two sides of dirt discharge groove in sprocket body 1；Each subtract
There are two dirt discharge grooves 4 for the connection of repeated hole 3, realize larger range of blowdown, while its shape is identical as loudspeaker, the energy when impurity enters
Enough that impurity is quickly collected discharge dirt discharge groove 4, hangnail slot 12 can be when this dirt discharge groove 4 turns to bottom, the blowdown of dirt discharge groove 4
Remaining impurity especially oils is held, can be entered in hangnail slot 12 along the refluence of dirt discharge groove 4, be collected, reduce by hangnail slot 12
The reflux probability of impurity.
As shown in Fig. 2, steel and aluminum combined sprocket wheel of the present invention, 10 surface of pressing plate is connected with curved rod 13, described
It is offered inside sprocket body 1 and collapses channel 14, the channel 14 of collapsing includes that first be connected to hangnail slot 12 collapses section
141, second for collapsing chamber 142 and being connected to lightening hole 3 collapses section 143, and the setting of 13 one end of curved rod is collapsed in section 143 second
Portion；It drives curved rod 13 slowly to move when dirt discharge groove 4 is located at bottommost, when spring 11 restores in the second gathering section 143, passes through
A part of greasy dirt being located in hangnail slot 12 is absorbed by the first gathering section 141 to be collapsed in chamber 142, and the capacity of hangnail slot 12 is prevented
A large amount of residual greasy dirt can not be accommodated, the ability of storage is improved.
As shown in Fig. 2, steel and aluminum combined sprocket wheel of the present invention, the bulk cavernous body 92 is connect with cylindricality cavernous body 91
Position be provided with hard foam body 15, the pliability of the hard foam body 15 is smaller than the pliability of adsorption piece 9；When sealing plate 7
When adsorption piece 9 being driven to be expressed on pressing plate 10, the greasy dirt in blocky adsorption piece 9 is compressed out, due to there is hard foam body 15,
In crushing failure at high speed bulk cavernous body 92, the probability that greasy dirt enters cylindricality cavernous body 91 is reduced, thereby reduces greasy dirt arrival
The probability of 7 upper surface of sealing plate reduces the probability of greasy dirt secondary back when sealing plate 7 blocks dirt discharge groove 4.
As shown in Fig. 2, steel and aluminum combined sprocket wheel of the present invention, 7 surface of sealing plate is fixed with protrusion 16, the protrusion
16 surfaces are bonded with dummy block 17, and the dummy block 17 is made of rubber material；Protrusion 16 can fill in the blowdown of dirt discharge groove 4
End, while dummy block 17 made of rubber material are squeezed, dirt discharge groove 4 is thoroughly blocked, the effect of closure is improved, when
When opening dirt discharge groove 4, by protrusion 16, moment is extracted out of dirt discharge groove 4, can be had a downward suction, will quickly be entered blowdown
The greasy dirt of slot 4 drives downwards, improves the effect of blowdown.
As shown in Figure 2, Figure 4 shows, steel and aluminum combined sprocket wheel of the present invention, described first collapses section 141 and collapses the company of chamber 142
The diameter of the one end connect and the diameter of first gathering 141 other end of section are small, and the 1 front and back side of sprocket body is provided with elastic membrane
18, chamber 142 is collapsed for blocking, the elastic membrane 18 is fixed by two fixing pieces；Chamber 142 will be collapsed to get through and run through sprocket wheel
After ontology 1, when pumping when curved rod 13 is mobile into gathering channel 14, elastic membrane 18 tightly to the closure of chamber 142 is collapsed, works as arc
When shape bar 13 slowly moves into the second gathering section 143, there is the effect of an air blowing, elastic membrane 18 is pushed to open, is located at and collapses chamber 142
In a part of greasy dirt be ejected, improve the effect of actual use.
When work, during sprocket body 1 rotates, when there is dirt discharge groove 4 to move to the top, sealing plate 7 is in weighted spherical ball 8
Gravity under, rotate down, the blowdown end of 4 bottom end of dirt discharge groove is opened, and the impurity between the gear teeth 2 and chain is fallen by skewed slot 5
It falls on annular groove 6, is entered in dirt discharge groove 4 eventually by annular groove 6, be finally discharged, fallen on sealing plate 7 from lightening hole 3, seal
Cylindricality cavernous body 91 on plate 7 quickly absorbs the cylindricality cavernous body 91 for passing to 7 bottom of sealing plate, when this dirt discharge groove 4 gradually downward
When turning to least significant end, sealing plate 7 blocks dirt discharge groove 4 under the gravity of weighted spherical ball 8, prevents from entering in lightening hole 3
Impurity is secondary to enter dirt discharge groove 4, wears to sprocket body 1, is conducive to improve service life, when this blocky sponge of adsorbing contaminant
When body 92 turns to top again, sealing plate 7 is rotated by gravity, blocky cavernous body 92 is extruded on pressing plate 10, blocky cavernous body
Oil in 92 is extruded out, realizes the cleaning to oil, while blocky cavernous body 92 can reduce generation when squeezing pressing plate 10
Noise, cylindricality cavernous body 91 can reduce block dirt discharge groove 4 when sealing plate 7 hit sprocket body 1 generate noise, each loss of weight
There are two dirt discharge grooves 4 for the connection of hole 3, realize larger range of blowdown, while its shape is identical as loudspeaker, can when impurity enters
Impurity is quickly collected into discharge dirt discharge groove 4, hangnail slot 12 can be when this dirt discharge groove 4 turns to bottom, the blowdown end of dirt discharge groove 4
Remaining impurity especially oils can enter in hangnail slot 12 along the refluence of dirt discharge groove 4, be collected, reduce by hangnail slot 12
The reflux probability of impurity drives curved rod 13 to collapse section 143 second when dirt discharge groove 4 is located at bottommost when spring 11 restores
It slowly moves, a part of greasy dirt being located in hangnail slot 12 is absorbed by the first gathering section 141 and is collapsed in chamber 142, is prevented
The capacity of hangnail slot 12 can not accommodate a large amount of residual greasy dirt, improve the ability of storage, when sealing plate 7 drives adsorption piece 9 to squeeze
When on to pressing plate 10, the greasy dirt in blocky adsorption piece 9 is compressed out, due to there is hard foam body 15, in crushing failure at high speed bulk
When cavernous body 92, the probability that greasy dirt enters cylindricality cavernous body 91 is reduced, greasy dirt is thereby reduced and reaches the several of 7 upper surface of sealing plate
Rate, the probability of greasy dirt secondary back is reduced when sealing plate 7 blocks dirt discharge groove 4, and protrusion 16 can fill in the row of dirt discharge groove 4
Dirty end, while dummy block 17 made of rubber material are squeezed, dirt discharge groove 4 is thoroughly blocked, the effect of closure is improved,
When opening dirt discharge groove 4, by protrusion 16, moment is extracted out of dirt discharge groove 4, can there is a downward suction, will quickly enter row
The greasy dirt of dirty slot 4 drives downwards, improves the effect of blowdown, will collapse chamber 142 get through and after the sprocket body 1, in arc
When pumping when bar 13 is mobile into gathering channel 14, elastic membrane 18 is tightly to the closure of chamber 142 is collapsed, when curved rod 13 slowly moves into
When the second gathering section 143, there is the effect of an air blowing, elastic membrane 18 is pushed to open, positioned at a part of greasy dirt collapsed in chamber 142
It is ejected, improves the effect of actual use.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. steel and aluminum combined sprocket wheel, including sprocket body (1), it is characterised in that: be equipped with multiple gear teeth on the sprocket body (1)
(2), it is offered multiple lightening holes (3) on the sprocket body (1), offers multiple dirt discharge grooves on the sprocket body (1)
(4), it is provided with skewed slot (5) between the two neighboring gear teeth (2), offers annular groove in sprocket body (1) outer rim
(6), the lightening hole (3) is internally provided with sealing plate (7), and sealing plate (7) and sprocket body (1) hingedly, are set inside the sealing plate (7)
It is equipped with weighted spherical ball (8), and hinge joint of the weighted spherical ball (8) far from sealing plate (7) and sprocket body (1), sealing plate (7) the surface setting
Have adsorption piece (9), adsorption piece (9) includes the cylindricality cavernous body (91) for running through sealing plate (7) and the bulk for being adhered to sealing plate (7) surface
Cavernous body (92) is hinged with pressing plate (10) in the sprocket body (1) of the sealing plate (7), pressing plate (10) the surface connection
Have spring (11), spring (11) one end is connect with sprocket body (1).
2. steel and aluminum combined sprocket wheel according to claim 1, it is characterised in that: the single lightening hole (3) and two blowdowns
Slot (4) connection, diameter ratio of the dirt discharge groove (4) close to sprocket body (1) center is small far from the diameter at sprocket body (1) center, row
Dirty slot (4) longitudinal section is shaped to horn-like, opens in sprocket body (1) positioned at the position of single dirt discharge groove (4) two sides
Equipped with hangnail slot (12).
3. steel and aluminum combined sprocket wheel according to claim 2, it is characterised in that: pressing plate (10) surface is connected with curved rod
(13), it is offered inside the sprocket body (1) and collapses channel (14), the gathering channel (14) includes connecting with hangnail slot (12)
The second gathering section (143) that logical first collapses section (141), collapses chamber (142) and be connected to lightening hole (3), curved rod (13)
One end setting collapses section (143) inside second.
4. steel and aluminum combined sprocket wheel according to claim 1, it is characterised in that: the bulk cavernous body (92) and cylindricality sponge
The position of body (91) connection is provided with hard foam body (15), and the pliability of the hard foam body (15) is than adsorption piece (9)
Pliability is small.
5. steel and aluminum combined sprocket wheel according to claim 1, it is characterised in that: sealing plate (7) surface is fixed with protrusion
(16), described raised (16) surface is bonded with dummy block (17), and the dummy block (17) is made of rubber material.
6. steel and aluminum combined sprocket wheel according to claim 3, it is characterised in that: described first collapses section (141) and collapse chamber
(142) diameter of the one end connected and the diameter of first gathering section (141) other end are small, and side is equal before and after the sprocket body (1)
Elastic membrane (18) are provided with, collapse chamber (142) for blocking, the elastic membrane (18) is fixed by two fixing pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910192347.3A CN109780173B (en) | 2019-03-14 | 2019-03-14 | Steel-aluminium combined chain wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910192347.3A CN109780173B (en) | 2019-03-14 | 2019-03-14 | Steel-aluminium combined chain wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109780173A true CN109780173A (en) | 2019-05-21 |
| CN109780173B CN109780173B (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910192347.3A Active CN109780173B (en) | 2019-03-14 | 2019-03-14 | Steel-aluminium combined chain wheel |
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| Country | Link |
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| CN (1) | CN109780173B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112253725A (en) * | 2020-10-29 | 2021-01-22 | 常州市鼎顺金属科技有限公司 | Novel chain wheel |
| CN113460606A (en) * | 2021-06-30 | 2021-10-01 | 河北华丰能源科技发展有限公司 | Discharging roller |
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| CN207213082U (en) * | 2017-08-17 | 2018-04-10 | 河南亚视软件技术有限公司 | The driving gear of intelligent ball machine |
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| KR20070030987A (en) * | 2005-09-14 | 2007-03-19 | 현대자동차주식회사 | Lubricating device of chain |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112253725A (en) * | 2020-10-29 | 2021-01-22 | 常州市鼎顺金属科技有限公司 | Novel chain wheel |
| CN112253725B (en) * | 2020-10-29 | 2024-05-24 | 常州市鼎顺金属科技有限公司 | Novel chain wheel |
| CN113460606A (en) * | 2021-06-30 | 2021-10-01 | 河北华丰能源科技发展有限公司 | Discharging roller |
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| Publication number | Publication date |
|---|---|
| CN109780173B (en) | 2020-11-10 |
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Effective date of registration: 20201022 Address after: 233600 zone B, Woyang Economic Development Zone, Bozhou City, Anhui Province Applicant after: Anhui Congxian Machinery Co., Ltd Address before: 310018 Hangzhou University of Electronic Science and Technology, No. 1158, No. 2 Main Street, Baiyang Street, Jingkai District, Hangzhou City, Zhejiang Province Applicant before: Xiao Chengmei |
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