CN203427919U - Track walking mechanism - Google Patents

Track walking mechanism Download PDF

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Publication number
CN203427919U
CN203427919U CN201320498245.2U CN201320498245U CN203427919U CN 203427919 U CN203427919 U CN 203427919U CN 201320498245 U CN201320498245 U CN 201320498245U CN 203427919 U CN203427919 U CN 203427919U
Authority
CN
China
Prior art keywords
wheel
creeper undercarriage
crawler belt
nut
fixed mount
Prior art date
Application number
CN201320498245.2U
Other languages
Chinese (zh)
Inventor
吴永平
彭学星
杨金中
刘晓兰
孙俊
Original Assignee
昆山华恒工程技术中心有限公司
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Application filed by 昆山华恒工程技术中心有限公司 filed Critical 昆山华恒工程技术中心有限公司
Priority to CN201320498245.2U priority Critical patent/CN203427919U/en
Application granted granted Critical
Publication of CN203427919U publication Critical patent/CN203427919U/en

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Abstract

The utility model provides a track walking mechanism. The track walking mechanism comprises a driving walking wheel, a driven walking wheel, a track connecting the driving walking wheel and the driven walking wheel, and a stabilizing mechanism arranged between the driving walking wheel and the driven walking wheel, wherein the driving walking wheel and the driven walking wheel are arranged on the same straight line. The stabilizing mechanism comprises a fixing rack, a tensioning wheel which is movably located on the upper side of the fixing rack and can rotate freely, and two supporting wheels which are arranged on the two sides of the bottom of the fixing rack and can rotate freely. The tensioning wheel supports the track upwards, and the two supporting wheels are respectively close to the driving walking wheel and the driven walking wheel and support the track downwards.

Description

Creeper undercarriage

Technical field

The utility model relates to a kind of creeper undercarriage, relates in particular to a kind of creeper undercarriage with stabilizing mechanism.

Background technology

At present, general traveling gear mainly comprises wheeled and crawler type.Crawler type walking mechanism because of its crossing ability strong, good stability, is difficult for skidding, and is widely used in various outdoor work equipment, as excavating machine, bulldozer etc.In crawler travel process, owing to there being the decorative pattern projection that increases adhesive ability coefficient on crawler belt, and press certain pitch along crawler belt circumferential directions, cause crawler belt in the process of walking easily because the contact rate with ground changes, and cause the continuous fluctuating of center of gravity, cause rocking of vehicle body.For avoiding rocking of vehicle body, in prior art, conventionally adopt several caterpillar wheels are set between drive wheel and track adjusting wheel, this caterpillar wheel is screwed below wheel carrier, thereby by mass distribution caterpillar block.According to watt level, general every side need to arrange 4~6 caterpillar wheels.When track ground contact length one timing, by increasing the number of caterpillar wheel, reach even with ground footprint pressure, yet after caterpillar wheel number increases, certainly will reduce diameter, thereby increase the resistance that caterpillar wheel rolls on crawler belt; For middle low power walking machine, its structure is bulky complex too, and cost is higher simultaneously.

Therefore, be necessary to provide a kind of creeper undercarriage to overcome the problems referred to above.

Utility model content

The purpose of this utility model is to provide a kind of creeper undercarriage simple in structure and the stable stabilizing mechanism that can guarantee to walk that has.

For realizing above-mentioned utility model object, the utility model provides a kind of creeper undercarriage, comprise the positive transport wheel and the driven road wheel that are arranged on same straight line, and the crawler belt that connects this positive transport wheel and driven road wheel, described creeper undercarriage also comprises the stabilizing mechanism being arranged between described positive transport wheel and driven road wheel, described stabilizing mechanism comprises fixed mount, the tension wheel that activity orientation also can freely be rotated in fixed mount upside, and two support wheels that are arranged on fixed mount two bottom sides and can freely rotate, described tension wheel upwards supports crawler belt, two described support wheels also support crawler belt downwards near described positive transport wheel and driven road wheel setting respectively.

As further improvement of the utility model, described fixed mount is provided with one and extends along the vertical direction the also accepting groove of upward opening, described stabilizing mechanism also comprises and is positioned at accepting groove the slide block that can slide up and down at accepting groove and the relocation mechanism of support slipper, and described tension wheel is fixed on described slide block.

As further improvement of the utility model, described relocation mechanism comprises the spring that supports below slide block, support nut below spring and the screw mandrel of upper and lower connection sliding block and fixed mount, and described spring housing is in screw mandrel outside.

As further improvement of the utility model, described nut is band pad nut, and comprises nut body and be positioned at the pad on nut body, and described pad supports below spring.

As further improvement of the utility model, described slide block both sides are provided with the chute extending along the vertical direction, and inner side, described accepting groove two side is formed with the slide rail that matches with chute and slide.

As further improvement of the utility model, described relocation mechanism is gas spring.

As further improvement of the utility model, described crawler belt is provided with decorative pattern projection, and the pitch of this decorative pattern projection is P, and the wheelbase of two described support wheels is D1, and the wheelbase of positive transport wheel and driven road wheel is D2, when D1=2n1P, and D2=n2P; At D1=(2n1+1) during P, D2=2n2P; N1 wherein, n2 is nonzero integer.

The beneficial effects of the utility model are: the stabilizing mechanism on the utility model creeper undercarriage is simple in structure, its tension wheel by upside upwards supports crawler belt, two support wheels of two bottom sides also support crawler belt downwards near described positive transport wheel and driven road wheel setting respectively, thus, by this kind of suitable layout, make crawler belt even with the footprint pressure on road surface all the time, the center of gravity of avoiding contact surface change in location because of crawler belt and positive transport wheel and driven road wheel to cause being provided with the equipment of the utility model creeper undercarriage rises and falls, also need not adopt too much caterpillar wheel simultaneously and make creeper undercarriage too huge, thereby effectively improve the walking stability of creeper undercarriage, improve durability and the traveling comfort of creeper undercarriage.

Accompanying drawing explanation

Fig. 1 is the part block diagram that is provided with the equipment of the utility model creeper undercarriage;

Fig. 2 is the block diagram of the stabilizing mechanism in creeper undercarriage in Fig. 1.

The specific embodiment

Below with reference to each embodiment shown in the drawings, the utility model is described in detail.But these embodiments do not limit the utility model, the conversion in the structure that those of ordinary skill in the art makes according to these embodiments, method or function is all included in protection domain of the present utility model.

Please refer to Fig. 1 and Figure 2 shows that the better embodiment of the utility model creeper undercarriage 6.Creeper undercarriage described in present embodiment 6 is applicable to various as robot, excavating machine, on the equipment such as bulldozer (not shown), and comprise two positive transport wheels 61 that are fixed on equipment chassis 1 both sides and are arranged side by side, two groups of walking driver trains 62 that drive respectively two positive transport wheels 61 to move, be fixed on chassis 1 and with two positive transport wheels 61 and lay respectively at two driven road wheels 63 on same straight line, the positive transport wheel 61 that connection is located along the same line respectively and the crawler belt 64 of driven road wheel 63, and be arranged on the positive transport wheel 61 that is located along the same line and the stabilizing mechanism 65 between driven road wheel 63.

Described walking driver train 62 comprises travel driving motor 621, be fixed on finishing bevel gear cuter commutator 622 on the output shaft of travel driving motor 621 and with the reductor 623 of finishing bevel gear cuter commutator 622 supporting settings.Described positive transport wheel 61 is fixed on the mouth of reductor 623.

Please refer to shown in Fig. 1 and Fig. 2, described stabilizing mechanism 65 comprises the fixed mount 651 in the middle of being positioned at, the tension wheel 652 that activity orientation also can freely be rotated in fixed mount 651 upsides and two support wheels 653 that are symmetricly set on fixed mount 651 two bottom sides and can freely rotate.Described fixed mount 651 is fixed on chassis 1.Two described support wheels 653 arrange near described positive transport wheel 61 and driven road wheel 63 respectively, and support crawler belt 64 downwards, can prevent that thus crawler belt 64 from rotating up and walking about with positive transport wheel 61 and driven road wheel 63, guarantee that robot 100 walkings are stable.In the present embodiment, in each stabilizing mechanism 65, described support wheel 653 is only set to two in fixed mount 651 two bottom sides; Certainly, in other embodiments, described support wheel 653 also can be set to more than three or three according to actual conditions adjustment.

In the middle of described fixed mount 651, be provided with one and extend along the vertical direction the also accepting groove 6511 of upward opening.Described stabilizing mechanism 65 also comprises and is positioned at accepting groove 6511 slide block 654 that can slide up and down at accepting groove 6511 and the relocation mechanism of support slipper 654.Described tension wheel 652 is fixed on described slide block 654 and upwards supports crawler belt 64, and in the present embodiment, in each stabilizing mechanism 65, described fixed mount 651 is spider, and tension wheel 652 is only provided with one; Certainly, in other embodiments, described tension wheel 652 also can be set to according to actual conditions two or more.Described slide block 654 both sides are provided with the chute 6541 extending along the vertical direction, and described accepting groove 6511 inner sides, two side are formed with the slide rail 6512 that matches with chute 6541 and slide.

In the present embodiment, described relocation mechanism comprises the spring 655 that supports below slide block 654, supports nut 656 below spring 655 and the screw mandrel 657 of upper and lower connection sliding block 654 and fixed mount 651.Described spring 655 is enclosed within screw mandrel 657 outsides.Can pass through thus rotating nut 656 with the predetermincd tension of regulating spring 655, and then regulate the degree of tension of crawler belt 64.Wherein said nut 656 is band pad nut, and comprises nut body 6561 and be positioned at the pad 6562 on nut body 6561, and described pad 6562 supports below spring 655.Certainly, described relocation mechanism also can be set to gas spring, equally also the object of attainable cost invention.

In addition, described crawler belt 64 is provided with some decorative pattern projections (not shown), and the pitch of this decorative pattern projection is P, and the wheelbase of two described support wheels 653 is D1, and the wheelbase of positive transport wheel 61 and driven road wheel 63 is D2, when D1=2n1P, and D2=n2P; At D1=(2n1+1) during P, D2=2n2P; N1 wherein, n2 is nonzero integer.

To sum up, stabilizing mechanism 65 on the utility model creeper undercarriage 6 is simple in structure, its tension wheel 652 by upside upwards supports crawler belt 64, two support wheels 653 of two bottom sides arrange and support crawler belt 64 downwards near described positive transport wheel 61 and driven road wheel 63 respectively, thus, by this kind of suitable layout, make crawler belt 64 even with the footprint pressure on road surface all the time, the center of gravity of avoiding contact surface change in location because of crawler belt 64 and positive transport wheel 61 and driven road wheel 63 to cause being provided with the equipment of the utility model creeper undercarriage 6 rises and falls, also need not adopt too much caterpillar wheel simultaneously and make creeper undercarriage 6 too huge, thereby effectively improve the walking stability of creeper undercarriage 6, improve durability and the traveling comfort of creeper undercarriage 6.

Be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should make specification sheets as a whole, technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.

Listed a series of detailed description is above only illustrating for feasibility embodiment of the present utility model; they are not in order to limit protection domain of the present utility model, all disengaging within equivalent embodiment that the utility model skill spirit does or change all should be included in protection domain of the present utility model.

Claims (7)

1. a creeper undercarriage, comprise the positive transport wheel and the driven road wheel that are arranged on same straight line, and the crawler belt that connects this positive transport wheel and driven road wheel, it is characterized in that: described creeper undercarriage also comprises the stabilizing mechanism being arranged between described positive transport wheel and driven road wheel, described stabilizing mechanism comprises fixed mount, the tension wheel that activity orientation also can freely be rotated in fixed mount upside, and two support wheels that are arranged on fixed mount two bottom sides and can freely rotate, described tension wheel upwards supports crawler belt, two described support wheels also support crawler belt downwards near described positive transport wheel and driven road wheel setting respectively.
2. creeper undercarriage according to claim 1, it is characterized in that: described fixed mount is provided with one and extends along the vertical direction the also accepting groove of upward opening, described stabilizing mechanism also comprises and is positioned at accepting groove the slide block that can slide up and down at accepting groove and the relocation mechanism of support slipper, and described tension wheel is fixed on described slide block.
3. creeper undercarriage according to claim 2, is characterized in that: described relocation mechanism comprises the spring that supports below slide block, support nut below spring and the screw mandrel of upper and lower connection sliding block and fixed mount, and described spring housing is in screw mandrel outside.
4. creeper undercarriage according to claim 3, is characterized in that: described nut is band pad nut, and comprises nut body and be positioned at the pad on nut body, and described pad supports below spring.
5. creeper undercarriage according to claim 2, is characterized in that: described slide block both sides are provided with the chute extending along the vertical direction, and inner side, described accepting groove two side is formed with the slide rail that matches with chute and slide.
6. creeper undercarriage according to claim 2, is characterized in that: described relocation mechanism is gas spring.
7. creeper undercarriage according to claim 1, is characterized in that: described crawler belt is provided with decorative pattern projection, and the pitch of this decorative pattern projection is P; the wheelbase of two described support wheels is D1; the wheelbase of positive transport wheel and driven road wheel is D2, when D1=2n1P, and D2=n2P; At D1=(2n1+1) during P, D2=2n2P; N1 wherein, n2 is nonzero integer.
CN201320498245.2U 2013-05-30 2013-05-30 Track walking mechanism CN203427919U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320498245.2U CN203427919U (en) 2013-05-30 2013-05-30 Track walking mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320498245.2U CN203427919U (en) 2013-05-30 2013-05-30 Track walking mechanism

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN2013203056565U Division CN203285033U (en) 2013-05-30 2013-05-30 Robot

Publications (1)

Publication Number Publication Date
CN203427919U true CN203427919U (en) 2014-02-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320498245.2U CN203427919U (en) 2013-05-30 2013-05-30 Track walking mechanism

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Country Link
CN (1) CN203427919U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105500364A (en) * 2016-01-14 2016-04-20 任曲波 Hygiene and epidemic prevention monitoring and rescue robot
CN108448481A (en) * 2018-04-07 2018-08-24 陕西送变电工程公司 A kind of transport device on ultra-high-tension power transmission line high altitude wire
CN108556940A (en) * 2018-03-21 2018-09-21 江苏长龄液压股份有限公司 A kind of Caterpillar belt tightening device of expanding force automatic adjustment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105500364A (en) * 2016-01-14 2016-04-20 任曲波 Hygiene and epidemic prevention monitoring and rescue robot
CN108556940A (en) * 2018-03-21 2018-09-21 江苏长龄液压股份有限公司 A kind of Caterpillar belt tightening device of expanding force automatic adjustment
CN108448481A (en) * 2018-04-07 2018-08-24 陕西送变电工程公司 A kind of transport device on ultra-high-tension power transmission line high altitude wire

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