CN205906087U - Crawler -type running gear prevents reverseing - Google Patents
Crawler -type running gear prevents reverseing Download PDFInfo
- Publication number
- CN205906087U CN205906087U CN201620810817.XU CN201620810817U CN205906087U CN 205906087 U CN205906087 U CN 205906087U CN 201620810817 U CN201620810817 U CN 201620810817U CN 205906087 U CN205906087 U CN 205906087U
- Authority
- CN
- China
- Prior art keywords
- retrogression
- walking mechanism
- ratchet
- crawler type
- type walking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a crawler -type running gear prevents reverseing, including track, prevent falling back subassembly and base, the base includes two bottom seat side board that are parallel to each other, the last track that is provided with respectively of bottom seat side board, the track includes action wheel, bogie wheel and centers on its flexible chain link that two action wheels are connected and coaxial rotation through first pivot, the subassembly of preventing reverseing includes ratchet and pawl, and the ratchet sleeve is established in first pivot and is rotationally connected on one of them bottom seat side board, bottom seat side board is last still be provided with with ratchet complex pawl. The utility model discloses be convenient for simple structure, operate steadily, the operation in -process can prevent that the mechanism from reverseing.
Description
Technical field
This utility model is related to loading equipment, particularly to anti-retrogression crawler type walking mechanism.
Background technology
Hot with electric business industry, express delivery industry is also growing, needs to deliver substantial amounts of article, the work of courier
Intensity constantly increases.During delivery article, especially upper downstairs carry, probably due to the muscle power of courier is not good or rubber sleeve
Etc. reason, loading equipment is caused to fall back, the easy landing of the article on loading equipment even causes injury to personnel.Common roller row
Walk mechanism more unstable in carry process, also easily cause article landing.
Utility model content
The defect existing for above prior art, technical problem to be solved in the utility model is to provide a kind of structure
Simply, operate steadily, running can prevent the walking mechanism falling back.
In order to solve above-mentioned technical problem, a kind of anti-retrogression crawler type walking mechanism of the present utility model it is characterised in that:
Including crawler belt, anti-retrogression assembly and base, described base includes two base side plates being parallel to each other, on described base side plate respectively
It is provided with crawler belt；Described crawler belt includes drivewheel, bogie wheel and the flexible chain link around it, and described two drivewheels pass through first
Rotating shaft connects and rotates coaxially；Described anti-retrogression assembly includes ratchet and pawl, and described ratchet is set in described first rotating shaft
And be rotatably connected on wherein one base side plate, described base side plate is additionally provided with the ratchet with the cooperation of described ratchet.
For further mature technology scheme, this utility model also includes following technical characteristic:
As improving further, described ratchet can rotate relative to described base side plate, with against or leave described ratchet.
As improving further, the one end between described two base side plates is fixedly connected with connecting plate, and the other end is fixed with
Support bar；Described connecting plate be fixedly arranged above handspike；One end of object stage is hinged with described connecting plate, and the other end passes through
Can the expansion link of self-locking be connected with described support bar, the angle adjustable between described object stage and described base side plate.
As improving further, the both sides of described connecting plate are respectively fixed with three horn ring mounting seats, and described three horn rings are installed
Seat is provided with installing hole, and described three horn rings are separately mounted to outside described three horn ring mounting seats, and the second rotating shaft passes through described installation
Hole connects two or three horn ring.
As improving further, described three horn rings include A-frame, and its three summits rotate connection one roller respectively.
As improving further, described expansion link has the first pars contractilis and the second pars contractilis, described first pars contractilis
One end is rotated with described support bar and is connected, and described first pars contractilis is provided with the holding tank that can accommodate the second pars contractilis, also opens thereon
It is provided with gear hole, the gear bar tilting to object stage direction is extended in the side in described gear hole；The one of described second pars contractilis
End is hinged with described object stage bottom, and the other end is provided with the projection coordinating with described gear bar, and described second pars contractilis is first
Slide in pars contractilis.
As improving further, also include lifting platform, described lifting platform is detachably connected on described object stage, described
Lifting platform is scissor lift structure, and described lifting platform is adjusted by the screw mandrel being connected on its arm.
As improving further, described stage surface is provided with groove, and described object stage is additionally provided with guide rail；Described scissors
Lifting structure arm positioning end is fastened in described groove, and scissor lift structure arm movable end is provided with pulley, and described pulley can
Along described slide.
As improving further, described scissor lift structure is 2 groups.
As improving further, described handspike includes push rod and ram seat, and described ram seat is fixed on described connecting plate
On, described push rod passes through gemel connection with described ram seat.
Compared with prior art, the beneficial effects of the utility model are: with crawler belt as walking mechanism, run flat
Surely, ratchet and the cooperation of ratchet, realize anti-retrogression by limiting the reversion of crawler belt drivewheel, structure is simple；Can be made according to actual
With need to make ratchet against or leave ratchet, when ratchet leaves ratchet, walking mechanism can fall back, to adapt to different demands.
Brief description
Fig. 1 is the structural representation of this utility model walking mechanism.
Fig. 2 is the use state schematic diagram (mounting lifting platform) of this utility model walking mechanism.
Fig. 3 is the use state schematic diagram (non-mounting lifting platform) of this utility model walking mechanism
Specific embodiment
In order to be illustrated more clearly that the technical solution of the utility model, simply it is situated between below in conjunction with drawings and Examples
Continue it should be apparent that, drawings in the following description merely relate to some embodiments of the present utility model, not to this utility model
Restriction.
Refer to shown in Fig. 1 to Fig. 3, this utility model anti-retrogression crawler type walking mechanism, it is parallel to each other including two
Base side plate 111 and the connecting plate 112 being fixedly connected on two base side plate 111 one end, the inner side of base side plate 111 is fixed with shoe
Band 120, in the present embodiment, base side plate 111 is made up of the first side plate and the second side plate, and crawler belt 120 is fixed on the first side plate
With second between side plate.Crawler belt 120 forms with including drivewheel 121, bogie wheel 122 and the flexible chain link 123 around it, actively
Wheel 121 under a stretching force, drives crawler belt 120 to walk by flexible chain link 123.First is connected through between two drivewheels 121
Rotating shaft 153 connects, and two drivewheels 121 rotate coaxially.Ratchet 151 is set in first rotating shaft 153, and is rotatably connected to it
In on a base side plate 111, this base side plate 111 is additionally provided with the ratchet 152 with ratchet 151 cooperation, loading mechanism falls back
When, in the presence of ratchet 152, ratchet 151 is restricted from inverting, thus realizing the self-locking of loading mechanism, prevents courier's body
Power is not good or loading mechanism falls back and causes danger during rubber sleeve.Connecting plate 112 is fixedly arranged above ram seat 131, logical in ram seat 131
Cross hinge to be connected with push rod 132, push rod 132 can be folded when not delivering article and pack up, be convenient for carrying.Connecting plate 112
Both sides be further fixed on three horn ring mounting seats 141, three horn ring mounting seats 141 are provided with installing hole, and three horn rings 142 are separately mounted to
Outside three horn ring mounting seats 141, the second rotating shaft 143 passes through installing hole to connect two or three horn ring 142.Loading mechanism passes through crawler belt 120
With three horn rings 142 collectively as running gear, gathered three horn ring 142 convenient on downstairs and the feature that operates steadily of crawler belt 120.
Between two base side plates 111, the one end away from connecting plate 112 is fixed with support bar 113.One end of object stage 210 with
Base is hinged, and the other end of object stage 210 passes through the expansion link of self-locking to be connected with support bar 113.Can self-locking expansion link bag
Include the first pars contractilis 221 and the second pars contractilis 222, one end of the first pars contractilis 221 is rotated with support bar 113 and is connected, and first stretches
Contracting portion 221 is provided with the holding tank that can accommodate the second pars contractilis 222, is further opened with gear hole thereon, and the side in gear hole is extended
The gear bar tilting to object stage 210 direction,.One end of second pars contractilis 222 is hinged with object stage 210 bottom, and the other end sets
There is the projection with the cooperation of gear bar, the second pars contractilis 222 slides in the first pars contractilis 221.Because gear bar is to object stage 210
Direction tilts, and after the second pars contractilis 222 stretching, its projection may be stuck in realization on corresponding gear bar and fixes and realize self-locking.Logical
Cross the angle that expansion link can adjust between object stage 210 and base, according to the slope of stairs when upper going downstairs, make object stage
210 remain horizontal direction.
The delivery of eminence article for convenience, also can connect a lifting platform 300, lifting platform 300 can root on object stage 210
Need to dismount according to actually used.Lifting platform 300 is scissor lift structure.Object stage 210 surface is provided with groove 211, scissor lift
The fixing end of structure arm 310 is fastened in groove 211.Guide rail 212, scissor lift structural arm are additionally provided with object stage 210
Portion 310 movable end is connected with pulley 320, and pulley 320 can slide on guide rail 212.It is additionally provided with scissor lift structure arm 310
Screw mandrel 330, adjusts the height of lifting platform 300 by screw mandrel 330.
When need to deliver article upstairs when, the angle between object stage 210 and base is adjusted so that carrying according to the slope of stairs
Thing platform 210 is in level.If desired delivery is located at the article of eminence, lifting platform 300 can be arranged on object stage 210, and adjust
The height of section lifting platform 300.Push rod 132, three horn rings 142 and crawler belt 120 is pulled to drive loading mechanism simultaneously as running gear
Motion.During courier's not good or rubber sleeve of muscle power, due to the effect of ratchet 151 and ratchet 152, prevent loading mechanism from falling back.It is not required to
When delivering article, only need to adjust expansion link and object stage 210 resets, and push rod 132 is folded, you can be convenient for carrying material holder
Structure, save space.
The foregoing is only the embodiment of utility model, it is not limited to scope of patent protection of the present utility model.
Any it is familiar with alike those skilled in the art, replacing without departing from the change in spirit and scope of the present utility model, made and the equivalent of retouching
Change, still in scope of patent protection of the present utility model.
Claims (10)
1. a kind of anti-retrogression crawler type walking mechanism it is characterised in that: include crawler belt, anti-retrogression assembly and base, described base
Including two base side plates being parallel to each other, described base side plate is respectively arranged with crawler belt；Described crawler belt includes drivewheel, heavy burden
Wheel and the flexible chain link around it, described two drivewheels are connected by first rotating shaft and rotate coaxially；Described anti-retrogression assembly
Including ratchet and pawl, described ratchet is set in described first rotating shaft and is rotatably connected on wherein one base side plate,
Ratchet with the cooperation of described ratchet is additionally provided with described base side plate.
2. anti-retrogression crawler type walking mechanism according to claim 1 it is characterised in that: described ratchet can relatively described bottom
Seat side plate rotate, with against or leave described ratchet.
3. anti-retrogression crawler type walking mechanism according to claim 2 it is characterised in that: between described two base side plates
One end is fixedly connected with connecting plate, and the other end is fixed with support bar；Described connecting plate be fixedly arranged above handspike；Object stage
One end is hinged with described connecting plate, and the other end passes through the expansion link of self-locking to be connected with described support bar, described object stage and institute
State the angle adjustable between base side plate.
4. anti-retrogression crawler type walking mechanism according to claim 3 it is characterised in that: the both sides of described connecting plate are respectively
It is fixed with three horn ring mounting seats, described three horn ring mounting seats are provided with installing hole, and described three horn rings are separately mounted to described triangle
Outside wheel mounting seat, the second rotating shaft passes through described installing hole to connect two or three horn ring.
5. anti-retrogression crawler type walking mechanism according to claim 4 it is characterised in that: described three horn rings include triangle and prop up
Frame, its three summits rotate connection one roller respectively.
6. anti-retrogression crawler type walking mechanism according to claim 4 it is characterised in that: described expansion link has first and stretches
Contracting portion and the second pars contractilis, one end of described first pars contractilis is rotated with described support bar and is connected, and described first pars contractilis is provided with
The holding tank of the second pars contractilis can be accommodated, be further opened with gear hole thereon, the side in described gear hole is extended to object stage side
To the gear bar tilting；One end of described second pars contractilis is hinged with described object stage bottom, and the other end is provided with and described gear
The projection of bar cooperation, described second pars contractilis slides in the first pars contractilis.
7. anti-retrogression crawler type walking mechanism according to claim 4 it is characterised in that: also include lifting platform, described liter
Fall platform is detachably connected on described object stage, and described lifting platform is scissor lift structure, and described lifting platform passes through to be connected to
Screw mandrel on its arm is adjusted.
8. anti-retrogression crawler type walking mechanism according to claim 7 it is characterised in that: described stage surface is provided with recessed
Groove, described object stage is additionally provided with guide rail；Described scissor lift structure arm positioning end is fastened in described groove, scissor lift
Structure arm movable end is provided with pulley, and described pulley can be along described slide.
9. anti-retrogression crawler type walking mechanism according to claim 8 it is characterised in that: described scissor lift structure be 2
Group.
10. anti-retrogression crawler type walking mechanism according to claim 3 it is characterised in that: described handspike includes push rod
And ram seat, described ram seat is fixed on described connecting plate, and described push rod passes through gemel connection with described ram seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620810817.XU CN205906087U (en) | 2016-07-29 | 2016-07-29 | Crawler -type running gear prevents reverseing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620810817.XU CN205906087U (en) | 2016-07-29 | 2016-07-29 | Crawler -type running gear prevents reverseing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205906087U true CN205906087U (en) | 2017-01-25 |
Family
ID=57803006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620810817.XU Expired - Fee Related CN205906087U (en) | 2016-07-29 | 2016-07-29 | Crawler -type running gear prevents reverseing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205906087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114664A (en) * | 2016-07-29 | 2016-11-16 | 宁德师范学院 | A kind of anti-retrogression crawler type walking mechanism |
-
2016
- 2016-07-29 CN CN201620810817.XU patent/CN205906087U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114664A (en) * | 2016-07-29 | 2016-11-16 | 宁德师范学院 | A kind of anti-retrogression crawler type walking mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170125 Termination date: 20190729 |