CN203998723U - A kind of car hosit and climbing mechanism thereof - Google Patents
A kind of car hosit and climbing mechanism thereof Download PDFInfo
- Publication number
- CN203998723U CN203998723U CN201420348093.2U CN201420348093U CN203998723U CN 203998723 U CN203998723 U CN 203998723U CN 201420348093 U CN201420348093 U CN 201420348093U CN 203998723 U CN203998723 U CN 203998723U
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- ladder
- pedal
- stretching
- extension
- fixed ladder
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Abstract
The utility model relates to a kind of car hosit and climbing mechanism thereof, and it comprises fixed ladder, stretches ladder and pedal, and fixed ladder is fixedly attached to the vehicle frame of car hosit; Stretching terraced upper end matches with fixed ladder freely to rotate with respect to the upper end of fixed ladder; Several pedals are spaced apart in stretching ladder, and match with stretching, extension ladder freely to rotate with respect to stretching ladder in the outer end of each pedal.The utility model safety factor is higher, be easy to climb but also comparatively save space.
Description
Technical field
The utility model relates to engineering machinery field, particularly a kind of car hosit and climbing mechanism thereof.
Background technology
At present, car hosit climbing mechanism mainly contains two kinds: a kind of is hand-held type pedal climbing ladder, and another kind is fixed type climbing ladder.Although front a kind of climbing mechanism is simple in structure, cheap, safe reliability is not high, and climbing is wasted time and energy, and safe reliability is not easy to guarantee, likely easily tumble injury during climbing.The mounting means of the second climbing mechanism is wasting space relatively, and practicality is poor, can only be for climbing the larger super-tonnage crane in space.
Fig. 1 shows the structural representation of car hosit climbing mechanism in prior art.As shown in Figure 1, this mechanism, because major part is all fixed on vehicle frame and mud guard, therefore can only utilize manpower to climb, and wastes time and energy.And fixed ladder is after vertical leg is stretched out, ladder terrain clearance uprises, and it is very inconvenient that operator's climbing becomes.In addition, when operator gets off from vehicle frame, due to the position of handrail from centre of body weight too away from, while getting off, pin is difficult for stepping on pedal, easily causes injury to personnel.
Utility model content
The purpose of this utility model be propose a kind of safety factor higher, be easy to climb but also comparatively save space-efficient car hosit and climbing mechanism thereof.
For achieving the above object, the utility model provides following technical scheme:
A car hosit climbing mechanism, it comprises fixed ladder, stretches ladder and pedal, wherein: described fixed ladder is fixedly attached to the vehicle frame of described car hosit; Match with described fixed ladder freely to rotate with respect to the upper end of described fixed ladder in the terraced upper end of described stretching, extension; Several described pedals are spaced apart in described stretching, extension ladder, and described in each, match with described stretching, extension ladder freely to rotate with respect to described stretching, extension ladder in the outer end of pedal.
Further, also comprise be positioned at described pedal both sides and be rotationally connected with the inner of pedal described in each, and and described pedal form the structure of parallelogram.
Further, also comprise stay bearing plate, the inner of the described pedal of itself and the terraced bottommost of described stretching, extension is rotationally connected.
Further, under climbing state, that with respect to described fixed ladder, launches and be supported in ground outwardly describedly stretches ladder, with respect to described, stretch the described stay bearing plate that ladder launched and be supported in ground inwardly and jointly form trapezium structure with the described pedal being the level of state.
Further, under described mobile crane in translation state, described in each, pedal merges in the plane at the terraced place of described stretching, extension, and described stretching, extension ladder merges in the plane at described fixed ladder place.
Further, the inner of the described pedal of the terraced top of described stretching, extension and described fixed ladder are rotationally connected.
Further, the terraced both sides, upper end of described stretching, extension are respectively arranged with sliding part, and the inner side of described fixed ladder is provided with the slideway sliding up and down for described sliding part.
Further, on the described fixed ladder at described slideway place from the interior limiting through hole that wears locating dowel pin, glides along described slideway to limit described sliding part that offers outwardly.
Further, the arranged outside of described fixed ladder has the fabricated section that insertion locating dowel pin is used.
Further, described fixed ladder is provided with fix shaft, and the inner side of described stretching, extension ladder is provided with groove that can accommodating described fix shaft.
The utility model also provides a kind of car hosit that comprises the car hosit climbing mechanism in the various embodiments described above.
Based on technique scheme, the utility model has the advantages that:
Because the utility model is provided with fixed ladder, stretch ladder and pedal, and fixed ladder is fixedly attached to the vehicle frame of car hosit, stretching terraced upper end matches with fixed ladder freely to rotate with respect to the upper end of fixed ladder, several pedals are spaced apart in stretching ladder, and match with stretching, extension ladder freely to rotate with respect to stretching ladder in the outer end of each pedal, therefore, the utility model can be different according to car hosit operating condition, by change, stretch ladder with respect to state and the pedal state terraced with respect to stretching, extension of fixed ladder, take and will climb mode adjustment as optimal state, to improve the safety factor in climbing process, be easy to climb, but also comparatively save space.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of car hosit climbing mechanism in prior art;
Fig. 2 is the structural representation of car hosit climbing mechanism one embodiment provided by the utility model;
Fig. 3 is the schematic diagram of car hosit climbing mechanism under mobile crane in translation state in Fig. 2;
Fig. 4 is the schematic diagram of car hosit climbing mechanism under climbing state in Fig. 2;
Fig. 5 is the right elevation of car hosit climbing mechanism in Fig. 4;
Fig. 6 is a partial schematic diagram of car hosit climbing mechanism in Fig. 4;
Fig. 7 is the schematic diagram that in Fig. 4, car hosit climbing mechanism utilizes parallelogram principle;
Fig. 8 is the another partial schematic diagram of car hosit climbing mechanism in Fig. 4;
Fig. 9 and Figure 10 are the layout schematic diagram of car hosit climbing mechanism on car hosit in Fig. 2.
The specific embodiment
For object, technical scheme and advantage that the utility model is implemented are clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is further described in more detail.In the accompanying drawings, same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, rather than whole embodiment.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as the restriction to the utility model protection domain.
What Fig. 2 showed is the structural representation of car hosit climbing mechanism one embodiment provided by the utility model.As shown in Figure 2, the car hosit climbing mechanism in the present embodiment comprises fixed ladder 1, stretches ladder 2 and pedal 3, wherein:
Fixed ladder 1 is fixedly attached to the vehicle frame of car hosit.Particularly, fixed ladder 1 is inverted L shaped structure, and horizontal part 11 is set up, and it is provided with mounting hole as mounting portion, is connected easy accessibility with the upper surface bolt of the vehicle frame of car hosit.Vertical part 12 is less with the gap of the side of the vehicle frame of car hosit, therefore can reduce as much as possible the space of expending.
Stretch the upper end of ladder 2 and match with fixed ladder 1 freely to rotate with respect to the upper end of fixed ladder 1, by this structure set-up mode, can change ladder 2 states with respect to fixed ladder 1 that stretch.Such as: can will stretch ladder 2 and merge in the plane at fixed ladder 1 place (as shown in Figure 3 and Figure 9), this kind of state can be adapted to the motoring condition of car hosit.That is to say, when not needing to climb, can be retracted in fixed ladder 1 stretching ladder 2, so that save space.Can also with respect to fixed ladder 1, towards outside, stretch stretching ladder 2, make to stretch ladder 2 and have an angle with respect to fixed ladder 1, this kind of situation can be adapted to climbing state (as shown in Fig. 2, Fig. 4, Fig. 5, Fig. 7 and Figure 10).
Several pedals 3 are spaced apart in stretching ladder 2, and match with stretching, extension ladder 2 freely to rotate with respect to stretching ladder 2 in the outer end 31 of each pedal 3.Because pedal 3 is rotatable, therefore can change ladder 2 states with respect to fixed ladder 1 that stretch.Such as: pedal 3 can be merged in the plane that stretches terraced 2 places, this kind of state both can be adapted to the motoring condition of car hosit, also can climb.That is to say, when not needing to climb, pedal 3 can be retracted to and stretch in ladder 2, can save space like this.Pedal 3 can also be rotated to horizontality, make it to be adapted to climbing state.
To sum up, the utility model can be different according to car hosit operating condition, by change, stretch ladder with respect to state and the pedal state terraced with respect to stretching, extension of fixed ladder, take and will climb mode adjustment as optimal state, to improve the safety factor in climbing process, be easy to climb, and can also save space.
In above-described embodiment, in order to make each pedal 3 realize synchronous rotation, the utility model also comprise be positioned at pedal 3 both sides and be rotationally connected with the inner 32 of each pedal 3, and and pedal 3 form the structure (as shown in Figure 7) of parallelogram.This structure specifically comprises and is arranged on the connecting rod 33 of pedal 3 both sides and the S. A. being rotationally connected with the inner of each pedal 3, the pedal 3 of connecting rod 33 sides corresponding with it of pedal 3 each side and stretching, extension ladder 2 form a parallelogram jointly like this, utilize parallelogram principle each pedal 3 synchronously can be overturn, such as being incorporated in a plane or horizontality with stretching, extension ladder 2.
As shown in Figure 6, the utility model can also comprise stay bearing plate 4, and stay bearing plate 4 adopts S. A. to be rotationally connected with the inner 32 of stretching the pedal 3 of terraced 2 bottommosts.After stretching ladder 2 layback go out and touches ground outwardly with respect to fixed ladder 1, with respect to stretching inwards turning-over support plate 4 of ladder 2, make the stretching, extension ladder 2 that launches and stay bearing plate 4 and pedal 3 form a stable trapezium structure M, thereby keep pedal 3 to be fixed as all the time horizontality, and then increased stability and safety that the utility model is climbed.
That is to say, at car hosit, stop under climbing state, stretch ladder 2 and launch and be supported in ground outwardly with respect to fixed ladder 1, stay bearing plate 4 launches and is supported in ground inwardly with respect to stretching ladder 2, pedal 3 is the level of state, stretching, extension ladder 2 now, stay bearing plate 4 and a trapezium structure of pedal 3 common formation, to be stably supported on ground.Under mobile crane in translation state, each pedal 3, under the effect of connecting rod 33, merges in the plane that stretches terraced 2 places jointly, similarly, stretches ladder 2 and merges in the plane at fixed ladder 1 place.In this case, whole climbing mechanism is incorporated in the plane at fixed ladder 1 place entirely, this shows that the utility model is lower to space requirement.
As shown in Figure 7, the inner 32 of stretching the pedal 3 of terraced 2 tops is rotationally connected by S. A. and fixed ladder 1, and this connection structure is connected to a pivot point on fixed ladder 1 as the upper end of stretching ladder 2, and auxiliary connecting rod 33 launches or merging pedal 3.Under mobile crane in translation state, pedal 3 need to merge in the plane that stretches terraced 2 places, and the inner 32 of each pedal 3 relies on connecting rod 33 and axial rotary lower swings, until merge to, stretches 2 of ladders planar.When car hosit stops under climbing state, pedal 3 need to remain horizontality, and the inner 32 of each pedal 3 relies on connecting rod 33 and axial rotary and swings, until be horizontality.
Because connecting rod 33 is with pedal 3 with stretch ladder 2 and form parallelogram sturcutres, and the height of this parallelogram remains constant, therefore, the expansion of pedal 3 with merge the height that need to stretch terraced 2 relative ground by changes and be achieved.Given this, the utility model is respectively arranged with sliding part 21 in the both sides, upper end of stretching ladder 2, and such as roller bearing, correspondingly, the inner side of fixed ladder 1 is provided with the slideway 5 sliding up and down for sliding part 21.By sliding part 21, along the sliding up and down of slideway 5, drive the top of stretching ladder 2 along the sliding up and down of fixed ladder 1, thereby change the height that stretches ladder 2.That is to say, stretch the expansion of ladder 2 and merge completing of action and depend on matching and the position of sliding part 21 on slideway 5 of sliding part 21 and slideway 5.
When mobile crane in translation, need to stretch ladder 2 be completely integrated fixed ladder 1 institute planar, now the described sliding part that stretches terraced 2 both sides is upwards slided along slideway 5.At car hosit, stop under climbing state, and when vertical leg is shunk completely, need to stretch ladder 2 and launch laterally with respect to fixed ladder 1, now the described sliding part that stretches terraced 2 both sides is slided downwards along slideway 5, until stretch the bottom of ladder 2, touch ground completely.At car hosit, stop under climbing state, and when vertical leg is stretched out completely, now, the height of car hosit increases, the described sliding part that stretches terraced 2 both sides need to be continued to slide downwards along slideway 5, until stretch the bottom of ladder 2, touch ground completely.Therefore, the utility model can corresponding multiple climbing pattern, makes to climb inconvenience and compares after vertical leg is stretched out with climbing of the prior art mechanism because overhead highly increasing, and the utility model climbing is more convenient, and safety is higher.
In the various embodiments described above, as shown in Figure 8, on the fixed ladder 1 at slideway 5 places from the interior limiting through hole (not shown) that wears locating dowel pin 7, glides along slideway 5 with limit slippage part 21 that offers outwardly.Locating dowel pin 7 inserts under the state of described limiting through hole, in the process that sliding part 21 glides along slideway 5, when sliding part slides into the position at locating dowel pin 7 places for 21 times and cannot glide.This kind of situation is corresponding under climbing state and the situation that vertical leg is not stretched out completely.When hoisting crane stops climbing, first locating dowel pin 7 is inserted in described limiting through hole, then stretching, extension ladder 2 is pulled out with respect to fixed ladder 1, stretch sliding part 21 down slidings of terraced 2 upper ends simultaneously, when sliding part 21 slides to locating dowel pin 7 position, the bottom of stretching ladder 2 can coincide with ground simultaneously, then stay bearing plate 4 is opened, and just can climb.When vertical leg is all stretched out, it is large that the vehicle frame ground clearance of car hosit becomes, and locating dowel pin 7 can be extracted from described limiting through hole, by stretching ladder 2, slide downwards to the lower position of slideway 5, the lower end of simultaneously stretching ladder 2 also overlaps with ground, then stay bearing plate 4 is opened, and just can climb.
In the various embodiments described above, the arranged outside of fixed ladder 1 has inserts the fabricated section 6 that locating dowel pin is used.Fabricated section 6 can be installed on fixed ladder 1 at pedal 3 and merge to and stretch first pedal 3 from top to bottom after planar of 2 of ladders and the position between second pedal 3, also can be installed on fixed ladder 1 at pedal 3 and merge to and stretch second pedal 3 from top to bottom after planar of 2 of ladders and the position between the 3rd pedal 3, can also install in above-mentioned two positions simultaneously.When mobile crane in translation state lower time, because each pedal 3 merges in the plane that stretches terraced 2 places, stretch ladder 2 and merge in the plane at fixed ladder 1 place.When locating dowel pin is inserted in fabricated section 6, by this locating dowel pin, can at vehicle heading, be subjected to displacement by limits stretch ladder 2.
In addition, be provided with fix shaft 8 on fixed ladder 1, the corresponding position, inner side of stretching ladder 2 is provided with groove 9 that can accommodating fix shaft 8.Under mobile crane in translation state, while stretching in the plane that ladder 2 merges to fixed ladder 1 place, fix shaft 5 is for overlapping with the groove 9 stretching on ladder 2, thereby plays limits stretch ladder 2 in the displacement of above-below direction.
In the various embodiments described above, handrail 10 can also be set in the upper end of fixed ladder 1, so that each pedal 3 merges in the plane that stretches terraced 2 places, by handrail 10, also can utilize the gap between pedal 3 to climb, as shown in Figure 3.Can also handrail 10 be set stretching on ladder 2, by handrail 10, can be easily to stretch ladder 2 with respect to fixed ladder 1 outwardly layback go out.
The present invention also comprises a kind of car hosit, and it comprises the car hosit climbing mechanism that the various embodiments described above provide, and the other parts of car hosit are prior art, at this, no longer launches to describe.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement the specific embodiment of the present utility model; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (11)
1. a car hosit climbing mechanism, is characterized in that: comprise fixed ladder, stretch ladder and pedal, wherein: described fixed ladder is fixedly attached to the vehicle frame of described car hosit; Match with described fixed ladder freely to rotate with respect to the upper end of described fixed ladder in the terraced upper end of described stretching, extension; Several described pedals are spaced apart in described stretching, extension ladder, and described in each, match with described stretching, extension ladder freely to rotate with respect to described stretching, extension ladder in the outer end of pedal.
2. mechanism as claimed in claim 1, is characterized in that: also comprise be positioned at described pedal both sides and be rotationally connected with the inner of pedal described in each, and and described pedal form the structure of parallelogram.
3. mechanism as claimed in claim 1, is characterized in that: also comprise stay bearing plate, the inner of the described pedal of itself and the terraced bottommost of described stretching, extension is rotationally connected.
4. mechanism as claimed in claim 3, it is characterized in that: under climbing state, that with respect to described fixed ladder, launches and be supported in ground outwardly describedly stretches ladder, with respect to described, stretch the described stay bearing plate that ladder launched and be supported in ground inwardly and jointly form trapezium structure with the described pedal being the level of state.
5. mechanism as claimed in claim 3, is characterized in that: under described mobile crane in translation state, described in each, pedal merges in the plane at the terraced place of described stretching, extension, and described stretching, extension ladder merges in the plane at described fixed ladder place.
6. mechanism as claimed in claim 1, is characterized in that: the inner and the described fixed ladder of the described pedal of the terraced top of described stretching, extension are rotationally connected.
7. the mechanism as described in any one in claim 1-6, is characterized in that: the terraced both sides, upper end of described stretching, extension are respectively arranged with sliding part, and the inner side of described fixed ladder is provided with the slideway sliding up and down for described sliding part.
8. mechanism as claimed in claim 7, is characterized in that: on the described fixed ladder at described slideway place from the interior limiting through hole that wears locating dowel pin, glides along described slideway to limit described sliding part that offers outwardly.
9. mechanism as claimed in claim 1, is characterized in that: the arranged outside of described fixed ladder has inserts the fabricated section that locating dowel pin is used.
10. mechanism as claimed in claim 1, is characterized in that: described fixed ladder is provided with fix shaft, and the inner side of described stretching, extension ladder is provided with groove that can accommodating described fix shaft.
11. 1 kinds of car hosits that comprise car hosit climbing mechanism as described in any one in claim 1～10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420348093.2U CN203998723U (en) | 2014-06-26 | 2014-06-26 | A kind of car hosit and climbing mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420348093.2U CN203998723U (en) | 2014-06-26 | 2014-06-26 | A kind of car hosit and climbing mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203998723U true CN203998723U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420348093.2U Expired - Fee Related CN203998723U (en) | 2014-06-26 | 2014-06-26 | A kind of car hosit and climbing mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203998723U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106495037A (en) * | 2016-11-13 | 2017-03-15 | 无锡晟欧船舶设备有限公司 | A kind of isolated pillar crane revolving bed |
| CN107001010A (en) * | 2014-12-19 | 2017-08-01 | 株式会社多田野 | Rough-terrain crane |
| CN108528752A (en) * | 2018-06-04 | 2018-09-14 | 四川航泰航空装备有限公司 | A kind of general rear deck working stand |
-
2014
- 2014-06-26 CN CN201420348093.2U patent/CN203998723U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107001010A (en) * | 2014-12-19 | 2017-08-01 | 株式会社多田野 | Rough-terrain crane |
| CN107001010B (en) * | 2014-12-19 | 2018-10-09 | 株式会社多田野 | Rough-terrain crane |
| CN106495037A (en) * | 2016-11-13 | 2017-03-15 | 无锡晟欧船舶设备有限公司 | A kind of isolated pillar crane revolving bed |
| CN108528752A (en) * | 2018-06-04 | 2018-09-14 | 四川航泰航空装备有限公司 | A kind of general rear deck working stand |
| CN108528752B (en) * | 2018-06-04 | 2023-08-18 | 四川航泰航空装备有限公司 | General rear cabin working ladder |
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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 |
Granted publication date: 20141210 Termination date: 20190626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |