CN207311643U - Track mechanism and track thereof - Google Patents
Track mechanism and track thereof Download PDFInfo
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- CN207311643U CN207311643U CN201720533335.9U CN201720533335U CN207311643U CN 207311643 U CN207311643 U CN 207311643U CN 201720533335 U CN201720533335 U CN 201720533335U CN 207311643 U CN207311643 U CN 207311643U
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- tooth
- assist
- crawler belt
- assist tooth
- pair
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- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 5
- 230000004308 accommodation Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 230000005489 elastic deformation Effects 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 210000000515 tooth Anatomy 0.000 description 208
- 238000010586 diagram Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 9
- 230000009194 climbing Effects 0.000 description 7
- 239000002184 metal Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 241000282326 Felis catus Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 230000000153 supplemental effect Effects 0.000 description 2
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- 230000002159 abnormal effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to a crawler and track thereof. Crawler, comprising a track, wherein said track is preferably a endless track, preferably of the seamless type, comprising a plurality of evenly spaced radially outwardly projecting gripping teeth (1) on its outer surface, wherein each of said gripping teeth is at its opposite ends contiguous with and preferably integrally formed with a first auxiliary tooth and a second auxiliary tooth (2) extending at least counter to the length direction or circumferential direction of said outer surface.
Description
Technical field
A kind of pedrail mechanism is the utility model is related to, specifically, is related to a kind of crawler belt driven by synchronizing wheel, through shoe
Driving force with moving mechanism is run on the ground.The structure singly can not only be in smoothly operating, and on the ground on wheel
It can be flexibly turned to during walking, will not more produce larger vibrations of jolting, and cause object above or passenger's generation shakiness
It is or uncomfortable.In addition, its unique tooth Shape Design, can more increase its grabs ground ability, and it is rugged to be suitable for sandstone and muddy road etc.
Used on road, even help to it and firmly grasp the ability of stair level.
Background technology
Existing crawler belt moving mechanism, such as tank, caterpillar (caterpillar-mounted) excavator, crawler belt climbing machine and stair climbing wheel chair, can all adopt
With the pedrail mechanism (such as Fig. 1 a, 1b, 1c) of " section is tooth-like ".As shown in FIG., the operation of crawler belt is to pass through minimum two wheels
To drive, when it is operated, crawler belt can when and stretch, when and follow the circumference of wheel to rotate.Therefore, it is necessary to it is tooth-like to pass through section
Structure, while crawler belt could meet the needs of this operating power, and have enough earth-grasping forces.
But when the tooth-like pedrail mechanism of the section of the prior art operates in the plane, it may appear that what some were difficult to make up lacks
Fall into, be that when multiplying the situation for carrying passenger, the problem of following just occurs especially on the crawler belt moving mechanism：
1. the pedrail mechanism of " section is tooth-like ", is most commonly used on tank, and tank is mainly used on battlefield, and
The comfort level of passenger is not stressed, also need not smoothly be travelled on level road.When tank is being turned on level road, it may appear that such as
Situation shown in Fig. 1 d, i.e., because the crawler belt of left and right two of tank is walked in a manner of close proximity to ground, when cornering, two
Crawler belt can consumingly rub with ground, thus deep trace is damaged or left to ground.
2. in order to solve the problems, such as the above, some existing technologies can use method as shown in fig. le, wherein with rear crawler belt
Drive, and front is then using crawler belt, wheel or universal wheel etc..This method is except that can solve crawler belt in turn on level road the shortcomings that
While, also remaining crawler belt can be with obstacle detouring and the benefit for climbing ladder.But another shortcoming occurs in this method, such as Fig. 1 f institutes
Show, when the top that crawler belt turns to pitch is contacted to earth, the distance on wheel shaft and ground can be " r ".But when crawler belt turns to tooth and tooth
Between recess when contacting to earth, as shown in Figure 1 g, h can be short than r.Assuming that wheel shares 15 teeth, and the meter of r=150mm, h length
Calculation method is as follows：
H=cos (360 ÷, 15 ÷ 2) x150mm=146.7mm
R and h have the gap of 3.3mm in this example, in other words, when wheel is often run in a circle, will occur 15 times
Height has the bounce of 3.3mm gaps.If continuous service, moving mechanism will occur as shown in figure 1h as sharp pounding
Situation, if if this moving mechanism is wheelchair, ride on old man or the strong personage of wound will feel to jolt very much and not
It is suitable.
Utility model content
The shortcomings that in order to solve the problems, such as the prior art and, the present invention provides a kind of " Shockproof type pedrail mechanism " (Fig. 2 a), its
It is middle that two " assist tooths " are attached on the both sides of " lug tooth " respectively, make up/reduce concave distance between two lattice lug tooths.
This simple and practical design, the shortcomings that can solving the problems, such as the prior art at least partially and.
The present invention discloses a kind of crawler belt, is preferably gapless endless track, including：
In the plural lug tooth protruded out radially outward equably set that the track outer surface spacing is separated by, its
In each lug tooth it is reverse with the length direction at least along the outer surface or circumferential direction respectively in its opposite end
The first assist tooth and the second assist tooth of ground extension are adjacent and are preferably integrally formed；
The opposed free end or distal end of first assist tooth described in mutually adjacent each pair and second assist tooth are preferably
Ground substantially copline in circumferential direction；And/or the first assist tooth described in mutually adjacent each pair and second assist tooth it is excellent
Selection of land arranges that the preset distance is preferably described in a manner of preset distance is spaced apart substantially in parallel in the axial direction
1/5th of the axial width of crawler belt or three points of the axial width for first assist tooth or second assist tooth
Two；
And
The opposed radially extending surface of first assist tooth described in mutually adjacent each pair and second assist tooth with it is described
Outer surface is orthogonal；And/or the opposed radially extending surface of lug tooth described in mutually adjacent each pair and the outer surface are with predetermined
Angle of intersection, predetermined angular are preferably 45 ° -90 °；
Formed described in lug tooth described in mutually adjacent each pair and each pair between the first assist tooth and second assist tooth
The spacing or recess of generally'S '-shaped, to contribute to or improve the energy of the coupling of the crawler belt/the catch working face contacted therewith
Power.
The present invention also discloses a kind of pedrail mechanism, including driving wheel and is operably connected and by the drive wheel
Crawler belt as described above.
In some embodiments of crawler belt according to the present invention and/or pedrail mechanism, the lug tooth, first auxiliary
Tooth, and/or the second assist tooth rubber or metal material make and/or the form using substantially truncated pyramid or cuboid,
To improve the supporting force of the lug tooth of the crawler belt, first assist tooth and second assist tooth.
In certain embodiments, the crawler belt is additionally included in the plural footpath equably set that its inner surface spacing is separated by
To the engaging tooth of the inwardly protruded substantially truncated pyramid in ground, in order to which the corresponding site with its driving wheel engages；The engagement
Tooth is positioned relative to the lug tooth, first assist tooth, and/or second assist tooth；And the engaging tooth is excellent
Selection of land is positioned relative to first assist tooth and second assist tooth；And/or the number and thickness of the engaging tooth are excellent
Selection of land is equal with the lug tooth, to improve the lug tooth of the crawler belt, first assist tooth and described second auxiliary
Help the supporting force of tooth.
In certain embodiments, the axial centerline of the engaging tooth is parallel to first assist tooth and second auxiliary
The axial centerline of recess between tooth；And/or the footpath of the engaging tooth coincides with first assist tooth and described to the midline
The footpath of recess between two assist tooths to the midline, to improve first assist tooth of the crawler belt and second assist tooth
Supporting force.
In certain embodiments, the inner side of the crawler belt the engaging tooth with corresponding positioned at the outside of the crawler belt
Mutually adjacent each pair described in the first assist tooth and second assist tooth be collectively forming the cross section profiles of substantially V shapes so that
The engaging tooth can be as first assist tooth at the back side and the supplemental support of second assist tooth；The V-arrangement is cut
The tip of facial contour is directed at center/center of circle of annular section or the center line in the height direction of the crawler belt of the crawler belt,
To improve the supporting force of first assist tooth of the crawler belt and second assist tooth.
In certain embodiments, further include and live positioned at having for the inner side of the crawler belt with least a portion of the crawler belt
An at least drive for the appropriate section coupled dynamicly；And/or the lug tooth, first assist tooth, and/or described second
Assist tooth is configured to be resiliently deformed in this way, so that on the part coupled with the drive of the crawler belt
Mutually adjacent each pair described in circumferential spacing described in lug tooth or each pair between the first assist tooth and second assist tooth
Different from lug tooth described in the mutually adjacent each pair on the part not coupled with the drive of the crawler belt or every
To the circumferential spacing between first assist tooth and second assist tooth, to be conducive to the steady running of the crawler belt.
In certain embodiments, first assist tooth and/or second assist tooth are configured to by being grabbed described in reduction
Spacing in the circumferential between ground tooth and make the pedrail mechanism when being operated on working face, and preferably flat type working face
During upper running, the contact surface contacted with the working face of the crawler belt is substantially continuous or close to continuous contact surface, to subtract
Few bounce of the crawler belt on the working face.
In certain embodiments, be configured to can at least part ground diameter for first assist tooth and/or second assist tooth
Xiang Di, axially, and/or circumferentially deformation and/or displacement, so that the first assist tooth described in mutually adjacent each pair and described the
Two assist tooths are collectively forming co-operating a pair of of clamping piece adjustable in pitch, so that first assist tooth and described second auxiliary
The recess helped between tooth is suitable for that elasticity can be passed through when operating on on-plane surface or concave-convex type working face in the pedrail mechanism
Deform come the convex of the working face that clamps or be coupled into and between first assist tooth and second assist tooth
The terraced angle of part, especially stair is played, to improve the ability of the coupling of the pedrail mechanism/the catch working face.
In certain embodiments, be configured to can be all at least in part for first assist tooth and/or second assist tooth
To ground deformation and/or displacement, so that the recess between the first assist tooth described in mutually adjacent each pair and second assist tooth
Shape and accommodation space can adjust and/or make the first assist tooth described in mutually adjacent each pair and second assist tooth
Opposed radially extending surface can be configured to mutually forms predetermined angle by being parallel to each other to switch to, and the predetermined angle is preferably
90 °, it is suitable for the change for adapting to the working face when operating on on-plane surface or concave-convex type working face in the pedrail mechanism
The terraced angle of projection portion, especially stair, to improve the ability of the coupling of the pedrail mechanism/the catch working face.
In certain embodiments, the crawler belt further include be arranged between the lug tooth and the engaging tooth for both
Supporting/stationary plane is provided and makes the center band that both cooperate at work；The center band preferably uses rubber or metal material
Make and/or using gapless circulation strips or the form of chain fastener type strips；And/or the thickness of the center band preferably with institute
The equal of lug tooth and/or the engaging tooth is stated, to improve the rigidity of the crawler belt or supporting force.
The advantage of crawler belt/pedrail mechanism according to the present invention is：
When 1. smoothly operation function-crawler belt of the present invention set is used in the mechanism that two wheels are driven (such as Fig. 3 a), work as crawler belt
In linear running, the distance between two adjacent assist tooths (d) can reduce.When crawler belt is run in wheel upper curve, two is adjacent
The distance between assist tooth (D) can increase.Since the two adjacent assist tooths of the present invention are not fully connected, so leaving space
The elastic telescopic between tooth and tooth is given, crawler belt is smoothly unimpededly run.
2. shockproof function-since two adjacent assist tooths make up/reduces the depression distance between tooth and tooth, (such as Fig. 3 c institutes
Show) (r) is almost identical with the length of (h), therefore when crawler belt is being run on level land, that in example above or else occurs
Vibrations caused by the gap of 3.3mm and jolt, and can be very steady and comfortable.
3. foring suitable rugged shape between grabbing the tooth and tooth of ground function-(as shown in Figure 3a) crawler belt, its shape is very
Ground is more grabbed to the concaveconvex shape formed compared to the common tooth-like crawler belt of section, even if running into the crankcase ventilatons such as sandstone miriness, all
It can handle a situation with ease.
4. the shape and hardness of the adjacent assist tooth of cat ladder function-two, can directly affect crawler belt climb terraced function.(such as
Shown in Fig. 4 a) when two adjacent assist tooths are travelled to stair angle, as long as its shape and hardness suitably configure, moving mechanism
Two adjacent assist tooth pressures can be made askew for weight or deformation, so that by the dented space increase between tooth and tooth, makes (as shown in Figure 4 b)
Stair angle can be fully sunk in/be clamped between pitch, so as to improve joggled strength therebetween, crawler belt of the present invention so as to
Preferably climb terraced ability.
After crawler belt of the present invention possesses the multiple function of the above, crawler belt moving mechanism can be allowed to play more preferably function：With
When on tank and caterpillar (caterpillar-mounted) excavator, its earth-grasping force and cornering ability can be strengthened；For crawler belt climbing machine and stair climbing wheel
When on chair, it can strengthen outside its earth-grasping force and cornering ability, most important is that its passenger can be allowed to feel more comfortable safer.
Brief description of the drawings
Hereinafter reference will be made to the drawings describes the present invention by example, in the accompanying drawings：
Fig. 1 a are the schematic diagram for the pitch structure for showing tank.
Fig. 1 b are the schematic diagram of the running for the crawler belt for showing tank.
Fig. 1 c are the schematic diagram for showing to save the overall operation of tooth-like crawler belt.
Fig. 1 d is show when saving tooth-like pedrail mechanism, such as tank, when turning on level road to caused by ground not
Smoothly with the schematic diagram of destruction.
Fig. 1 e to show some current crawler belt moving mechanisms, used crawler belt contact to earth driving when situation schematic diagram.
When Fig. 1 f is show that some current crawler belt moving mechanisms run on the ground, when tooth top contacts to earth the showing of the situation at a moment
It is intended to.
When Fig. 1 g is show that some current crawler belt moving mechanisms run on the ground, when the recessed position between tooth and tooth is touched
The schematic diagram of the situation at ground a moment.
Fig. 1 h are to show that some current crawler belt moving mechanisms when walking on level road, sharp pounding and situation about jolting occur
Schematic diagram.
Fig. 2 a are the three-dimensional structure diagram of Shockproof type crawler belt, and show to form the component of this mechanism.
Fig. 2 b are the overlooking structure figure of Shockproof type crawler belt, and show to form the component of this mechanism.
Fig. 2 c are the side block diagram of Shockproof type crawler belt, and show to form the component of this mechanism.
Fig. 3 a are three-dimensional running figure when Shockproof type crawler belt is combined with synchronizing wheel.
Fig. 3 b are display Shockproof type crawler belt when being operated with wheel combination, and the distance between two adjacent assist tooths can be in response to
Crawler belt runs or stretches operation and different schematic diagram in wheel top-surface camber.
Fig. 3 c is show Shockproof type crawler belt when being run on level road, because assist tooth makes up/reduces between tooth and tooth
Be recessed distance, so that by the length difference of r and h away from being substantially reduced, greatly reduces shake of crawler belt moving mechanism when walking on level road
Dynamic schematic diagram.
To show Shockproof type crawler belt in speeling stairway, two adjacent assist tooths can be because crawler belt moving mechanism weigh Fig. 4 a in itself
The pressure of amount, by terraced angle pressure is askew and at least partially axially and/or circumferentially top view of deformation and/or displacement.
To show Shockproof type crawler belt in speeling stairway, two adjacent assist tooths can be because crawler belt moving mechanism weigh Fig. 4 b in itself
The pressure of amount, presses askew by terraced angle and axially and/or circumferentially deformation and/or displacement to form a recess, allow terraced angle to fall into
Enter/be clamped in side view therein.
Embodiment
The present invention discloses a kind of Shockproof type pedrail mechanism, it can be any material and shape, depend on its crawler belt moving machine
Depending on the road surface demand of walking required for structure, it further comprises.
Lug tooth 1 (material can be the materials such as rubber or metal, and shape can be trapezoidal or rectangle etc.) can fifty-fifty
Be arranged on center band 3 (material can be the materials such as rubber or metal, and structure can be a whole or chain fastener type), 1 and 1 it
Between formed a recess.The unique design of the present invention makes the earth-grasping force of lug tooth increase, and is adapted to more different pavement usages.
Assist tooth 2 (material can be the materials such as rubber or metal, can also be any shape) be additional to lug tooth 1 it
On, its position, shape, size and hardness etc., depending on depending on its purposes and being actually needed.The present invention utilizes two and lug tooth
The assist tooth of connection, makes up/reduces the depression distance between two adjacent lug tooths, when crawler belt of the present invention set is used for any crawler belt
After moving mechanism, vibrations and situation about jolting or else occur when walking on level road.
Interior band moving teeth 4 (material can be the materials such as rubber or metal, and shape and structure can be any mode) and center band
3 engagements, for being engaged with synchronizing wheel activity, so that the power of synchronizing wheel is transferred on crawler belt, it exists can be in response to crawler belt
It is related with the drive principle cooperation of synchronizing wheel.Because the two adjacent assist tooths of the present invention are not connected completely, therefore can't
Resistance is caused when being run to crawler belt, makes the power of center band can smoothly drive to whole crawler belt.In addition, the uniqueness of the present invention is set
Meter makes the power of synchronizing wheel to drive crawler belt in the case where resistance is seldom, therefore can reduce the interior load with moving teeth, makes
It is overall more practical and durable.
Reference Fig. 2 a-2c, show various 2 schematic diagrames of Shockproof type crawler belt and its component.The crawler belt is preferably seamless
Formula endless track, is included in the plural lug tooth 1 protruded out radially outward equably set that its outer surface spacing is separated by,
Lug tooth described in each of which be configured to its opposite end respectively with the length direction or circumferential direction at least along the outer surface
The first assist tooth and the second assist tooth 2 that direction oppositely extends are abutted and are preferably integrally formed.
In certain embodiments, the first assist tooth described in mutually adjacent each pair and second assist tooth it is opposed from
By end or distal end preferably substantially copline in circumferential direction；And/or the first assist tooth described in mutually adjacent each pair and institute
The second assist tooth is stated preferably to arrange in a manner of preset distance is spaced apart substantially in parallel in the axial direction, it is described predetermined
The axial width of the preferably described crawler belt of distance 1/5th or be first assist tooth or second assist tooth
2/3rds of axial width.
In certain embodiments, the opposed footpath of the first assist tooth described in mutually adjacent each pair and second assist tooth
It is orthogonal with the outer surface to extended surface；And/or opposed radially extending surface and the institute of lug tooth described in mutually adjacent each pair
State outer surface at a predetermined angle to intersect, the predetermined angular is preferably 45 ° -90 °, more preferably 67.5 °.
In certain embodiments, the first assist tooth and described second described in lug tooth described in mutually adjacent each pair and each pair
The spacing or recess of generally'S '-shaped are formed between assist tooth, is contacted therewith with contributing to or improving the coupling of the crawler belt/catch
Working face ability.
As shown in the figure, the crawler belt equably setting of being additionally included in that its inner surface spacing is separated by it is plural radially to
The engaging tooth 4 of the substantially truncated pyramid of internal projection, in order to be engaged with the corresponding site of its driving wheel (not shown)；It is described to nibble
Tooth is closed to position relative to the lug tooth 1, first assist tooth, and/or second assist tooth 2, preferably relative to
First assist tooth and second assist tooth 2 position；And/or the number and thickness of the engaging tooth preferably with it is described
Lug tooth it is equal.
In certain embodiments, the axial centerline of the engaging tooth is parallel to first assist tooth and second auxiliary
The axial centerline AL of recess between tooth 2, to help to disperse pressure；And/or the footpath of the engaging tooth coincides with institute to the midline
The footpath of the recess between the first assist tooth and second assist tooth 2 RL to the midline is stated, it is preferable to help to provide assist tooth
Supporting force.
In certain embodiments, the inner side of the crawler belt the engaging tooth with corresponding positioned at the outside of the crawler belt
Mutually adjacent each pair described in the first assist tooth and second assist tooth be collectively forming the cross section profiles of substantially V shapes so that
The engaging tooth can be as first assist tooth at the back side and the supplemental support of second assist tooth；The V-arrangement is cut
The tip of facial contour is directed at center/center of circle of annular section or the center line in the height direction of the crawler belt of the crawler belt,
To help to disperse pressure and provide preferably supporting.
With reference to Fig. 3 a-4b, various schematic diagrames when Shockproof type pedrail mechanism and its component and work are shown.Pedrail mechanism
Including above-mentioned crawler belt and further include having with least a portion of the crawler belt actively positioned at the inner side of the crawler belt
An at least drive for the appropriate section of coupling；And/or the lug tooth 1, first assist tooth, and/or described second auxiliary
Tooth 2 is helped to be configured to be resiliently deformed in this way, so that on the part coupled with the drive of the crawler belt
Mutually adjacent each pair described in circumferential space D described in lug tooth or each pair between the first assist tooth and second assist tooth
Different from lug tooth described in the mutually adjacent each pair on the part not coupled with the drive of the crawler belt or every
To the circumferential spacing d between first assist tooth and second assist tooth, to be conducive to the steady running of the crawler belt.
In certain embodiments, first assist tooth and/or second assist tooth 2 are configured to by reducing described
Spacing in the circumferential between lug tooth and make in the pedrail mechanism when being operated on working face, and preferably flat type work
When making to operate on face, the contact surface contacted with the working face of the crawler belt is substantially continuous or close to continuous contact surface,
To reduce bounce of the crawler belt on the working face.
In certain embodiments, as shown in fig. 4 a, be configured to can for first assist tooth and/or second assist tooth 2
At least partially radially, axially, and/or circumferentially deformation and/or displacement, so that first auxiliary described in mutually adjacent each pair
Tooth and second assist tooth is helped to be collectively forming co-operating a pair of of clamping piece adjustable in pitch, so that first assist tooth
The recess between second assist tooth is suitable in the pedrail mechanism on on-plane surface or concave-convex type working face, such as
It can clamp or be coupled into and in first assist tooth and described second auxiliary by elastic deformation when being operated on stair
The projection portion of the working face between tooth, such as stair angle are helped, the working face is caught with improve the pedrail mechanism
Ability.
In certain embodiments, as shown in Figure 4 b, be configured to can for first assist tooth and/or second assist tooth 2
At least partially circumferentially deformation and/or displacement, so that the first assist tooth described in mutually adjacent each pair and second auxiliary
The shape and accommodation space of recess between tooth can adjust and/or make the first assist tooth described in mutually adjacent each pair and described
The opposed radially extending surface of second assist tooth can be configured to mutually forms predetermined angle by being parallel to each other to switch to, described predetermined
Angle is preferably 90 °, is suitable in the pedrail mechanism in on-plane surface or concave-convex type working face, such as is fitted when being operated on stair
The projection portion of the change of the working face, such as stair angle are answered, to improve the working face of catching of the pedrail mechanism
Ability.
In certain embodiments, the crawler belt, which further includes to be arranged between the lug tooth 1 and the engaging tooth 4, is
Both provide supporting/stationary plane and make the center band 3 that both cooperate at work；The center band preferably uses rubber or metal
Material makes and/or using gapless circulation strips or the form of chain fastener type strips；And/or the thickness of the center band is preferably
It is equal with the lug tooth and/or the engaging tooth.
Through the structure of the above, function of the invention is as follows：
1. operation function-crawler belt moving mechanism can need in response to its application and set the combining structure of synchronizing wheel (as schemed
3a), its synchronizing wheel can pass through and the interior cooperation with moving teeth 4 and synchronous drive.Therefore, the power of synchronizing wheel can pass through interior band moving teeth
4 and be delivered on center band 3, so as to drive the running of whole crawler belt.
In fact when crawler belt is with straight line or curve motion, the top of its crawler belt can subject very big tension variations, (such as
Shown in Fig. 3 b) because the two adjacent assist tooths 2 of the present invention are not fully connected, leave space and give between tooth and tooth
Elastic telescopic, reduces resistance during transmission, so even if patent of the present invention set is used on any crawler belt moving mechanism, machine
Structure smoothly can unimpededly be run.
2. shockproof function-tooth and tooth due to commonly saving tooth-like crawler belt between gap it is too big, cause (such as Fig. 1 f, 1g)
The length difference of r and h is away from bigger than normal, therefore when the moving mechanism is walking on level road, it may occur that the abnormal situation for shaking and jolting
(such as Fig. 1 h).But the two adjacent assist tooths 2 of the present invention make up/reduce depression distance between tooth and tooth, the length of r and h are several
Identical (such as Fig. 3 c), therefore when crawler belt is being run on level land, then be not in any vibrations and jolt, if by the invention
Apply to climb on terraced wheelchair, the wound rided on wheelchair, which is good for personage, will feel very steady and comfortable.
3. grab ground function-no matter tank or any crawler belt moving mechanism, purpose is grabbed using the section tooth on crawler belt
Tight different road surface, such as sandstone road, muddy road crankcase ventilaton.(as shown in Figure 3a) phase is formd between tooth and tooth of the invention
When rugged shape, the concaveconvex shape that its shape is even formed compared to the common tooth-like crawler belt of section more grabs ground, if incite somebody to action this
Invention set be used for existing any crawler belt moving mechanism on, it will after lifting its grabs ground ability, can more increase its operation and
The flexibility of turning.
4. cat ladder function-it is more existing climb ladder work's tool, such as climbing machine, climb terraced means of transport and climb terraced wheelchair, can all meet
To when walking on level road not smoothly the problem of, but when they solve the problems, such as on level road can flexibly smoothly when, and can send out
The situation that can not firmly grasp terraced angle occurs when climbing ladder for its existing crawler belt.The two adjacent assist tooths of the present invention, although being seen in side, tooth
Not recess is seemed between tooth, with for terraced angle can be failed to grip with, but in fact when crawler belt climbs ladder, the weight meeting of moving mechanism
Two adjacent assist tooth pressures are askew, so that by the dented space increase between tooth and tooth, (as shown in Figs. 4a and 4b) stair angle can press
It is askew and be fully sunk in/be clamped between pitch, so that playing it climbs terraced function.
Although advantages of the present invention and preferred embodiment are described herein, those skilled in the art should
Understand, narration here is only merely provided as example, is not intended to limit protection scope of the present invention.Guarantor of the present invention is not being departed from
In the case of protecting scope, described implementation detail can be replaced with any other equivalent, or modified or modification.
Claims (10)
1. a kind of crawler belt, is preferably gapless endless track, is included in the plural number equably set that its outer surface spacing is separated by
The lug tooth (1) protruded out radially outward, lug tooth described in each of which be configured to its opposite end respectively with least edge
The length direction of the outer surface or the first assist tooth and the second assist tooth (2) that circumferential direction oppositely extends are adjacent and excellent
Selection of land is integrally formed；
The opposed free end or distal end of first assist tooth described in mutually adjacent each pair and second assist tooth preferably exist
Substantially copline in circumferential direction；And/or the first assist tooth described in mutually adjacent each pair and second assist tooth are preferably
Arranged substantially in parallel in a manner of preset distance is spaced apart in the axial direction, the preset distance is preferably the crawler belt
Axial width 1/5th or the axial width for first assist tooth or second assist tooth 2/3rds；
And
The opposed radially extending surface of first assist tooth described in mutually adjacent each pair and second assist tooth and the appearance
Face is orthogonal；And/or the opposed radially extending surface of lug tooth described in mutually adjacent each pair and the outer surface are at a predetermined angle
Intersecting, the predetermined angular is preferably 45 ° -90 °；
Described in lug tooth described in mutually adjacent each pair and each pair substantially S is formed between the first assist tooth and second assist tooth
The spacing or recess of shape.
2. crawler belt as claimed in claim 1, it is characterised in that：The lug tooth (1), first assist tooth, and/or described
Second assist tooth (2) is made of rubber or metal material and/or the form using substantially truncated pyramid or cuboid.
3. crawler belt as claimed in claim 1, it is characterised in that：The crawler belt be additionally included in its inner surface spacing be separated by it is uniform
The engaging tooth (4) for the plural substantially truncated pyramid raised radially inward that ground is set；The engaging tooth is relative to described
Lug tooth (1), first assist tooth, and/or second assist tooth (2) position；And the engaging tooth preferably phase
Positioned for first assist tooth and second assist tooth (2)；And/or the number and thickness of the engaging tooth are preferably
It is equal with the lug tooth.
4. crawler belt as claimed in claim 3, it is characterised in that：The axial centerline of the engaging tooth is parallel to the described first auxiliary
The axial centerline (AL) of recess between tooth and second assist tooth (2)；And/or the footpath of the engaging tooth coincides with to the midline
The footpath of recess between first assist tooth and second assist tooth (2) is to the midline (RL).
5. crawler belt as claimed in claim 3, it is characterised in that：The engaging tooth and corresponding position in the inner side of the crawler belt
First assist tooth described in mutually adjacent each pair in the outside of the crawler belt and second assist tooth are collectively forming generally V-shaped
Cross section profile so that the engaging tooth can be as first assist tooth at the back side and the aiding support of second assist tooth
Part；The tip of the cross section profile of the V-arrangement be aligned the annular section of the crawler belt center/center of circle or the crawler belt in height
Center line on direction.
6. a kind of pedrail mechanism of the crawler belt including as described in any in claim 3-5, further includes in the crawler belt
At least drive with the appropriate section actively coupled with least a portion of the crawler belt of side；And/or described grab
Ground tooth (1), first assist tooth, and/or second assist tooth (2) are configured to be resiliently deformed in this way, with
Make described in lug tooth described in the mutually adjacent each pair on the part coupled with the drive of the crawler belt or each pair
Circumferential spacing (D) between first assist tooth and second assist tooth be different from the crawler belt not with the drive coupling
First assist tooth described in lug tooth described in mutually adjacent each pair on the part of conjunction or each pair and second assist tooth it
Between circumferential spacing (d), to be conducive to the flat hidden running of the crawler belt.
7. pedrail mechanism as claimed in claim 6, it is characterised in that：First assist tooth and/or second assist tooth
(2) it is configured to make the pedrail mechanism in operating on working face by reducing the spacing in the circumferential between the lug tooth
When, the contact surface contacted with the working face of the crawler belt is substantially continuous or close to continuous contact surface, with described in reduction
Bounce of the crawler belt on the working face.
8. pedrail mechanism as claimed in claim 6, it is characterised in that：First assist tooth and/or second assist tooth
(2) it is configured at least partially radially, axially, and/or circumferentially to deform and/or displacement, so that mutually adjacent is every
Co-operating a pair of of clamping piece adjustable in pitch is collectively forming to first assist tooth and second assist tooth, so that institute
The recess stated between the first assist tooth and second assist tooth is suitable in the pedrail mechanism in on-plane surface or concave-convex type
It can clamp or be coupled into and in first assist tooth and described second auxiliary by elastic deformation when being operated on working face
The projection portion of the working face between tooth is helped, to improve the ability for catching the working face of the pedrail mechanism.
9. pedrail mechanism as claimed in claim 6, it is characterised in that：First assist tooth and/or second assist tooth
(2) it is configured at least partially circumferentially to deform and/or displacement, so that the first assist tooth described in mutually adjacent each pair and institute
State the shape of the recess between the second assist tooth and accommodation space can be adjusted and/or made described in mutually adjacent each pair first auxiliary
Help the opposed radially extending surface of tooth and second assist tooth can be configured to and mutually form pre- clamp by being parallel to each other to switch to
Angle, the predetermined angle is preferably 90 °, is suitable for fitting when operating on on-plane surface or concave-convex type working face in the pedrail mechanism
The projection portion of the change of the working face is answered, to improve the ability for catching the working face of the pedrail mechanism.
10. pedrail mechanism as claimed in claim 6, it is characterised in that：The crawler belt, which further includes, is arranged on the lug tooth (1)
Between the engaging tooth (4) is that both provide supporting/stationary planes and make the center band (3) that both cooperate at work；Institute
Center band is stated preferably to make of rubber or metal material and/or using gapless circulation strips or the form of chain fastener type strips；
And/or the thickness of the center band is preferably equal with the lug tooth and/or the engaging tooth.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HK16109225.0 | 2016-08-02 | ||
| HK16109225 | 2016-08-02 | ||
| HK17103791.6 | 2017-04-12 | ||
| HK17103791 | 2017-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207311643U true CN207311643U (en) | 2018-05-04 |
Family
ID=62436114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720533335.9U Expired - Fee Related CN207311643U (en) | 2016-08-02 | 2017-05-15 | Track mechanism and track thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207311643U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111096860A (en) * | 2019-12-31 | 2020-05-05 | 南京工业职业技术学院 | Multifunctional wheelchair |
-
2017
- 2017-05-15 CN CN201720533335.9U patent/CN207311643U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111096860A (en) * | 2019-12-31 | 2020-05-05 | 南京工业职业技术学院 | Multifunctional wheelchair |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20190515 |
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| CF01 | Termination of patent right due to non-payment of annual fee |