CN201023542Y - Special-purpose pedrail for stairs climbing seat - Google Patents
Special-purpose pedrail for stairs climbing seat Download PDFInfo
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- CN201023542Y CN201023542Y CNU2007201059027U CN200720105902U CN201023542Y CN 201023542 Y CN201023542 Y CN 201023542Y CN U2007201059027 U CNU2007201059027 U CN U2007201059027U CN 200720105902 U CN200720105902 U CN 200720105902U CN 201023542 Y CN201023542 Y CN 201023542Y
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- tooth
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Abstract
The utility model relates to a special stairs climbing chair track, the track of the special stairs climbing chair track has three layers of structures, which comprise an internal layer, a middle layer, and an external layer, wherein the internal layer is a driving teeth layer with the interior surface provided with driving teeth which cooperate with a driving wheel, the internal layer is a hauling-bearing intensity layer, and the external layer is a climbing teeth layer with the exterior surface provided with climbing teeth. The utility model has the advantages that the three-layer structure is adopted, the internal layer and the driving wheel adopt teeth-shaped joggling driving, which prevents relative sliding between the track and the driving wheel, the external layer is provided with dense climbing teeth which integrate with the track to ensure reliable joggling between the track and the climbed stairs to achieve more reliable stairs climbing function of the track, the middle layer comprises a rubber protecting layer and hauling bearing nylon core threads in the rubber protecting layer to enable the track to bear large stairs climbing pull, thereby having great safety standard and ensuring the safety and reliability of the employment of the track.
Description
Technical field
The utility model relates to a kind of ground-engaging element, and specifically a kind of crawler type voluntarily of being used for is climbed and climbed the special-purpose crawler belt of balcony chair on the balcony chair.
Background technology
Existing load-bearing traveling crawler is made by metallic material, shows according to available data, has only the used crawler belt of stair climbing robot to adopt elastomeric material to make.Because the deadweight of this robot is not very big, and the self-propelled crawler type to climb the balcony chair be a kind of later-model manned instrument that transports, its deadweight and load-carrying amount to more than 150 kilograms, adopting rubber belt track is a kind of innovation as ground-engaging element.The crawler belt of selecting for use fourth eyeball neoprene to make, has the wear-resistant premium properties that waits of oil resistant, be highly suitable for the long-term use under the big complex work environment of wearing and tearing, the crawler belt that this rubber is made has great flexibility again, can be tortuous repeatedly in the train of complexity, its percentage elongation can obtain very successful application in a lot of technical fields by the in addition actv. control of reasonably filling a prescription.Reach the conveyer belt of carrying as logistics general as the rubber tape that drives, and the employed rubber belt track of stair climbing robot is all taked common friction driving way, under certain force of strain, utilize the frictional grip between rubber tape and the drive wheel to drive rubber tape.Only when the driven in synchronism of need precision drive, just can adopt the profile of tooth engagement to drive, make between rubber tape and the drive wheel and can not produce slide relative.Because the described rubber belt track of this patent needs failure-free will climb balcony chair band and goes upstairs, the physical construction that adopts this profile of tooth to drive just seems very necessary.Crawler belt is climbed the balcony chair and is also required its crawler belt to be bonded together with the stair failure-free of being climbed in climbing the building process, on the rubber belt track that general stair climbing robot uses, the mode that a segment distance is installed a crosspiece is crossed in employing in the outside of crawler belt, realize climbing the building operation with the corner that this root strut rail hooks stair, this structure is inappropriate to climbing the balcony chair, thereby this patent has adopted a kind of new frame mode, make the tooth-shape structure with the ratio comparatively dense of crawler belt one in the outside of rubber belt track, make crawler belt have more failure-free and climb the building function.This patent is exactly to combine above-mentioned various existing mature technology, climb the building function for what crawler type climbed that the balcony chair has a high reliability, formulated and a kind ofly be different from metal track and existing rubber belt track, and had the rubber belt track that being exclusively used in of brand new climbed the balcony chair.
Summary of the invention
The utility model will solve the shortcoming of above-mentioned prior art, provide a kind of have a three-decker climb the special-purpose crawler belt of balcony chair, what make that crawler type climbs that the balcony chair has a high reliability climbs the building function.
The utility model solves the technical scheme that its technical matters adopts: this special-purpose crawler belt of balcony chair of climbing, and this crawler belt is a three-decker, is made of internal layer, interlayer, skin; Wherein, internal layer is the driving gear layer, and its inner surface is provided with the driving gear that cooperates with drive wheel; Interlayer is the tensile strength layer; Skin is the tooth layer of creeping, and its outer surface is provided with the tooth of creeping.
The utility model can be further perfect by following manner:
Described with adopt synchronous belt H type profile of tooth.
The tensile strength layer is made up of rubber cover and the tension nylon heart yearn that is embedded in the rubber cover.The tooth layer of creeping is made the structure with the one of crawler belt own, and the tooth of creeping adopts and with the similar intensive flute profile of portion's flute profile, its tooth pitch is a times of driving gear.The surface of driving gear layer, the tooth layer of creeping is respectively arranged with interior wearing course, outer wearing course, and its THICKNESS CONTROL is between 0.5 to 1 millimeter.
The effect that the utility model is useful is: the utility model crawler belt adopts three-decker, and its internal layer and drive wheel adopt the profile of tooth engagement to drive, and make between crawler belt and the drive wheel and can not produce slide relative; Skin is provided with the tooth of creeping with the ratio comparatively dense of crawler belt one, guarantees that crawler belt can be bonded together with the stair failure-free of being climbed, and makes crawler belt have more failure-free and climbs the building function; Interlayer is made up of rubber cover and the tension nylon heart yearn that is embedded in the rubber cover, and that satisfies that crawler belt bears climbs the building pulling force more greatly, and has very big margin of safety, has guaranteed the safe reliability of crawler belt use.
Description of drawings
Fig. 1 is a contour structures scheme drawing of the present utility model;
Fig. 2 is the partial enlarged drawing of one section of the utility model;
Fig. 3 is a cross-section structure of the present utility model;
Fig. 4 is the utility model and the scheme drawing that cooperates of train;
Fig. 5 is the driving engagement constructional drawing of the utility model and drive wheel;
To be the utility model climb the building when initial and stair engagement figure at track unit to Fig. 6;
Fig. 7 is that the utility model is when track unit is climbed the building than high spud angle and stair engagement figure.
Description of reference numerals: driving gear layer 101, the tooth layer 102 of creeping, interior wearing course 103, driving gear nodel line 104, tensile strength layer 105, the total section nodel line 106 of crawler belt, outer wearing course 107, afterbody roller 201, head roller 202, driving roller 203, middle part changed course roller 204, lower running roller 205, top changed course roller 206, afterbody changed course roller 207, the middle part compresses roller 208, the nodel line 209 of driving gear on the driving roller, driving gear 210 on the driving roller, ground 301, stair 302.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
With reference to accompanying drawing: this to climb the special-purpose crawler belt of balcony chair be three-decker, is made of internal layer, interlayer, skin; Wherein, internal layer is the driving gear layer, and its inner surface is provided with the driving gear that cooperates with drive wheel, and driving gear adopts synchronous belt H type profile of tooth.Interlayer is the tensile strength layer, and the tensile strength layer is made up of rubber cover and the tension nylon heart yearn that is embedded in the rubber cover.Skin is the tooth layer of creeping, and its outer surface is provided with the tooth of creeping.The tooth layer 102 of creeping is made the structure with the one of crawler belt own, and the tooth of creeping adopts and with the similar intensive flute profile of portion's flute profile, its tooth pitch is a times of driving gear.The surface of driving gear layer 101, the tooth layer 102 of creeping is respectively arranged with interior wearing course 103, outer wearing course 107, and its THICKNESS CONTROL is between 0.5 to 1 millimeter.
With reference to Fig. 1, the described caterpillar belt structure of this patent is a kind of cast (O shape) structure, has guaranteed the parallelism of its structure, and crawler belt will not produce the sideslip situation in the walking of climbing the balcony chair and when climbing the building, thereby has also guaranteed described crawler belt traveling comfort.Make the rubber raw materials of crawler belt and select fourth eyeball neoprene for use, this elastomeric material has very high antiwear characteristics, can make crawler belt that arranged long service life, and has an oil resistance preferably, just in case when running into the environment for use that oil material contamination is arranged, can not make the crawler belt forfeiture functions of use that deforms when climbing the balcony chair because of being subjected to polluting.In addition, fourth eyeball neoprene has pliability preferably, and its percentage elongation can be controlled effectively by the adjustment of filling a prescription.101 is the driving gear layer of internal layer among the figure, and 102 are the outer field tooth layer of creeping.
With reference to Fig. 2, this graph expression described crawler belt in overall a section and being amplified.From this figure, can see the crawler belt longitudinal construction.Its internal layer (upper strata) is synchronous band (standard GB 11616-89) driving gear of H type, the linear pitch of two driving gears is 12.5 millimeters, tooth depth is 2.29 millimeters, is 2209.8 millimeters at overall length of crawlers (the centromere line length with crawler belt is calculated), and its driving gear adds up to 174.101 is the driving gear layer among the figure, 104 is the driving gear nodel line, 103 is interior wearing course, its thickness should be more than 0.5 millimeter, maximum can reach 1 millimeter, in the rubber that strengthens wearing course, mix the metal alloy abrasion resistant particles of a certain amount of suitable granularity, thereby strengthen its hole mill performance, reach and improve the crawler belt purpose in service life.Among Fig. 2 105 is the tensile strength layer; 3.71 millimeters of floor heights; embedded high strength tension nylon heart yearn; heart yearn four limits are rubber cover; the protection bed thickness is about 0.5 to 1 millimeter; the cross-sectional area of heart yearn body is about 150 millimeters, and its tension force allowable can reach more than the 3000N, can satisfy fully to climb balcony chair hole to crawler belt when climbing the building and draw requirement of strength.106 is the total section nodel line of crawler belt among the figure, and crawler belt its length behind each wheels of train coenvelope calculates the total length of crawler belt by this nodel line.107 for the outer field tooth layer of creeping of crawler belt, and the linear pitch of the tooth of creeping is 25.4 millis, and the transverse tooth thickness of creeping is 12.7 millimeters, and tooth depth is 4 millimeters, and the linear pitch of the tooth of creeping is the twice of driving gear pitch, total 87 in the tooth of creeping on the total length of crawler belt.
With reference to Fig. 3, this graph expression the structure of transversal surface of described crawler belt.Can be clear that the composition of crawler belt each several part from figure.Expressed special enhancing wearing course among the figure is the metal alloy abrasion resistant particles of mixing a certain amount of suitable granularity in rubber, reaches the effect that strengthens the crawler belt wear resistance, to increase the service life of crawler belt.
With reference to Fig. 4, this graph expression described crawler belt climbing the installation envelope state of hugging between each wheels of seat traveling gear train.Crawler belt presents a kind of state of more complicated between each wheels, need be between wheels the repeated multiple times complications, so require crawler belt to have higher flexibility.201 is the afterbody roller of train among the figure, and 202 is the head roller, and 203 is driving roller, and 204 are middle part changed course roller, and 205 be the lower running roller, and 206 are the top roller that alters course, and 207 is the afterbody roller that alters course, and 208 compress roller for the middle part.
With reference to Fig. 5, this graph expression the engagement of described crawler belt and driving roller.301 is the ground that contacts with crawler belt.203 for climbing the driving roller of balcony chair, and 209 is the nodel line of driving gear on the driving roller, and 210 is the driving gear on the driving roller.Climb on the driving roller of balcony chair 40 of total driving gears, under the pressuring action of middle part changed course roller 204, crawler belt and driving roller have big engagement wrapping angle, the angle of its cornerite has reached 97 degree, nearly ten of the total number of teeth in engagement of crawler belt and driving roller, not only greatly improve the reliability of its driving, and lowered the driving stress of crawler belt significantly.Improved the service conditions of crawler belt, helped the smooth operation of crawler belt when climbing the balcony chair at level walking and stair climbing.
With reference to Fig. 6, this graph expression described crawler belt when climbing the initial condition that contacts with stair when the balcony chair is being climbed the building and begun, at this moment, the creep tooth and the traveling gear upward movement that begins to drive seat after the stair corner contacts of crawler belt.Crawler belt is creeped and is expressed in the lower right corner of this figure after the thin portion of tooth and contacting of stair amplifies, and plastic deformation will take place in the contact position of crawler belt and stair corner.
With reference to Fig. 7, this graph expression described crawler belt climbing the building midway the time and the contact condition of stair when climbing the balcony chair, at this moment, climb that the balcony chair reaches or near inclination maximum 45 degree of stair, the linear portion crawler belt at the lower running roller place of seat traveling gear contacts with the corner of stair, bear the seat-weight of considerable part simultaneously and climb the building application force, shown in the enlarged drawing in the lower right corner, with the contacted crawler belt of the stair corner tooth of creeping, also plastic deformation will take place.。
Rubber belt track has been made into the continuous structure of this operation capable of circulation of cast (O shape) in production plant, have the structural strength height, reliable and installation and the outstanding easily advantage of replacing.The section of crawler belt is rectangular, and width is about 80 to 100 millimeters, and thickness is about 10 millimeters.Be divided into three layers along thickness direction, its internal layer is the driving gear layer, and the structural shape of driving gear and size adopt synchronous belt H type profile of tooth, is used for and the driving roller engagement, to drive the crawler belt operation.Synchronous belt H type flute profile size is determined by standard GB 11616-89.The total length of described crawler belt calculates with the centromere line length of crawler belt.The Structural layer at the middle part of crawler belt is the tensile strength layer, embedded high strength tension nylon heart yearn, and heart yearn four limits are rubber cover.The crawler belt skin is the flute profile layer of creeping, its tooth linear pitch of creeping is the twice of driving gear pitch, its transverse tooth thickness is the pitch of driving gear, the number of teeth of creeping of the full circle of crawler belt is half of driving gear, tooth is comparatively intensive owing to creep, and its tooth depth is bigger than driving gear again, adds the flexibility of rubber tooth, described rubber belt track has just had tangible reliability with contacting of stair in climbing the building process, the balcony chair of will climbing that can safety and steady is served floor.The maximum of climbing the balcony chair is climbed the inclination angle, building can reach 45 degree; climb the building pulling force more greatly for what satisfy that crawler belt bears; the middle part tensile strength layer of crawler belt; the cross-sectional area of nylon heart yearn will reach 150 square millimeters except that rubber cover; have very big margin of safety, guaranteed the safe reliability that crawler belt uses.Make the rubber raw materials of crawler belt and select fourth eyeball neoprene for use, this elastomeric material has very high antiwear characteristics, can make crawler belt that arranged long service life, and has an oil resistance preferably, just in case when running into the environment for use that oil material contamination is arranged, can not make the crawler belt forfeiture functions of use that deforms when climbing the balcony chair because of being subjected to polluting.According to the operation characteristic of climbing the balcony chair, crawler belt is in operation when climbing the building particularly, and ground can produce very big wearing and tearing in the face of crawler belt when carrying out the original place rotation, in order further to improve the service life of crawler belt, reduce crawler belt at the replacing number of times of climbing the whole used life of balcony chair, reduce its use cost, can special enhancing wearing layer be set at the outside flute profile of the crawler belt laminar surface of creeping, its method is the metal alloy abrasion resistant particles of mixing a certain amount of suitable granularity in rubber, reaches the remarkable result that strengthens the crawler belt abrasive resistance.Elastomeric flexibility and elongation are adjustable, its method be by the prescription that changes crawler belt rubber regulate and control, guaranteeing on its basis and reach to be not more than 0.5% percentage elongation, to guarantee its reliability of operation with a suitable flexibility.Because climb the train that balcony chair traveling gear has more complicated with crawler belt is complementary,, require the frame of traveling gear to have quickly assembled and disassembled characteristic and have the adjustment tightening device for the ease of the replacing of crawler belt.As above introduction; the described crawler belt of this patent is owing to taked multinomial otherwise effective technique; not only can satisfy fully and climb balcony chair traveling gear the various requirement in the crawler belt use; and compare with existing various traveling crawlers; have fairly obvious novelty and originality, thereby should obtain the necessary technology protection.
What should be understood that is: the foregoing description is just to the explanation of this patent, rather than to the restriction of this patent, any innovation and creation that do not exceed in this patent connotation scope all fall within the protection domain of this patent.
Claims (5)
1. climb the special-purpose crawler belt of balcony chair for one kind, it is characterized in that: this crawler belt is a three-decker, is made of internal layer, interlayer, skin; Wherein, internal layer is driving gear layer (101), and its inner surface is provided with the driving gear that cooperates with drive wheel; Interlayer is tensile strength layer (105); Skin is the tooth layer (102) of creeping, and its outer surface is provided with the tooth of creeping.
2. the special-purpose crawler belt of balcony chair of climbing according to claim 1, it is characterized in that: described driving gear adopts synchronous belt H type profile of tooth.
3. the special-purpose crawler belt of balcony chair of climbing according to claim 1, it is characterized in that: described tensile strength layer (105) is made up of rubber cover and the tension nylon heart yearn that is embedded in the rubber cover.
4. the special-purpose crawler belt of balcony chair of climbing according to claim 1, it is characterized in that: the described tooth layer (102) of creeping is made the structure with the one of crawler belt own, and the tooth of creeping adopts and with the similar intensive flute profile of portion's flute profile, its tooth pitch is a times of driving gear.
5. according to claim 1 or the 4 described special-purpose crawler belts of balcony chair of climbing, it is characterized in that: the surface of described driving gear layer (101), the tooth layer (102) of creeping is respectively arranged with interior wearing course (103), outer wearing course (107), and its THICKNESS CONTROL is between 0.5 to 1 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201059027U CN201023542Y (en) | 2007-01-23 | 2007-01-23 | Special-purpose pedrail for stairs climbing seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201059027U CN201023542Y (en) | 2007-01-23 | 2007-01-23 | Special-purpose pedrail for stairs climbing seat |
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| Publication Number | Publication Date |
|---|---|
| CN201023542Y true CN201023542Y (en) | 2008-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201059027U Expired - Fee Related CN201023542Y (en) | 2007-01-23 | 2007-01-23 | Special-purpose pedrail for stairs climbing seat |
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| Country | Link |
|---|---|
| CN (1) | CN201023542Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397787A (en) * | 2015-11-30 | 2016-03-16 | 成都三壹八科技有限公司 | Multi-tooth crawler type waterproof tool box |
| CN105397784A (en) * | 2015-11-30 | 2016-03-16 | 成都三壹八科技有限公司 | Buckled crawler type automotive tool kit |
| CN105397786A (en) * | 2015-11-30 | 2016-03-16 | 成都三壹八科技有限公司 | Multi-tooth crawler type tool box for vehicles |
| CN105397785A (en) * | 2015-11-30 | 2016-03-16 | 成都三壹八科技有限公司 | Annular crawler type tool box for vehicles |
| CN105500321A (en) * | 2015-11-30 | 2016-04-20 | 成都三壹八科技有限公司 | Automotive tool kit |
| CN107571929A (en) * | 2017-10-26 | 2018-01-12 | 镇江市胜得机械制造有限责任公司 | A kind of interior pad of crawler belt |
| CN107719497A (en) * | 2017-09-20 | 2018-02-23 | 镇江市胜得机械制造有限责任公司 | A kind of crawler belt of high intensity |
| CN109895877A (en) * | 2019-03-31 | 2019-06-18 | 广州市盖达传动带有限公司 | Two-sided heterodont ring-shaped synchronous belt and its production method |
| CN112914863A (en) * | 2021-02-28 | 2021-06-08 | 陈娇 | Step climbing shifting device and wheelchair using same |
-
2007
- 2007-01-23 CN CNU2007201059027U patent/CN201023542Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397787A (en) * | 2015-11-30 | 2016-03-16 | 成都三壹八科技有限公司 | Multi-tooth crawler type waterproof tool box |
| CN105397784A (en) * | 2015-11-30 | 2016-03-16 | 成都三壹八科技有限公司 | Buckled crawler type automotive tool kit |
| CN105397786A (en) * | 2015-11-30 | 2016-03-16 | 成都三壹八科技有限公司 | Multi-tooth crawler type tool box for vehicles |
| CN105397785A (en) * | 2015-11-30 | 2016-03-16 | 成都三壹八科技有限公司 | Annular crawler type tool box for vehicles |
| CN105500321A (en) * | 2015-11-30 | 2016-04-20 | 成都三壹八科技有限公司 | Automotive tool kit |
| CN107719497A (en) * | 2017-09-20 | 2018-02-23 | 镇江市胜得机械制造有限责任公司 | A kind of crawler belt of high intensity |
| CN107571929A (en) * | 2017-10-26 | 2018-01-12 | 镇江市胜得机械制造有限责任公司 | A kind of interior pad of crawler belt |
| CN109895877A (en) * | 2019-03-31 | 2019-06-18 | 广州市盖达传动带有限公司 | Two-sided heterodont ring-shaped synchronous belt and its production method |
| CN112914863A (en) * | 2021-02-28 | 2021-06-08 | 陈娇 | Step climbing shifting device and wheelchair using same |
| CN112914863B (en) * | 2021-02-28 | 2023-02-21 | 青岛大学附属医院 | Step climbing shifting device and wheelchair using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080220 Termination date: 20110123 |