CN109866690A - Engineering truck - Google Patents
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- CN109866690A CN109866690A CN201910263551.XA CN201910263551A CN109866690A CN 109866690 A CN109866690 A CN 109866690A CN 201910263551 A CN201910263551 A CN 201910263551A CN 109866690 A CN109866690 A CN 109866690A
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- 230000005484 gravity Effects 0.000 claims description 14
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 13
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- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The present invention relates to a kind of engineering truck, engineering truck includes: vehicle body (1)；Working equipment is placed on vehicle body (1)；Load bearing component (2) for carrying working equipment, and can carry working equipment and stretch out to the outside of vehicle body (1)；And supporting leg (4), there is the operating position of load bearing component (2) of the support towards the stretching of the outside of vehicle body (1) and be retracted to the stowed position of the inside of vehicle body (1) with load bearing component (2).It applies the technical scheme of the present invention, improves the mobile unit of placement existing in the prior art in the car and be not easy to the problem of being moved to the outside progress operation of vehicle or maintenance.
Description
Technical field
The present invention relates to engineering machinery fields, in particular to a kind of engineering truck.
Background technique
In recent years multifunction is increasingly tended in engineering machinery field, especially rescue, the development of fire-fighting vehicle, such as more function
Energy disaster unit, multi-functional equipment vehicle etc..Engineering truck often has multiple functions, while being equipped with plurality of devices, equipment, with
Convenient for multiple requirements are flexibly met, multi-functional engineering truck is the development trend of rescue, fire-fighting vehicle.
Currently, such as being connected with bolt still based on being completely fixed for the assembly method on vehicle such as mobile unit, equipment
It the traditional approach such as connects or rivets to be fixed in vehicle compartment or on platform, need handheld device or equipment that strap is mostly used to be consolidated
It is fixed.If larger equipment or equipment need to be moved or be overhauled, it need to be dismantled and be moved using specific purpose tool, need to frequently be moved for some
It is very inconvenient for dynamic or maintenance component.
Summary of the invention
The present invention is intended to provide a kind of engineering truck, to improve the mobile unit of placement existing in the prior art in the car
It is not easy to the problem of being moved to the outside progress operation of vehicle or maintenance.
According to an aspect of an embodiment of the present invention, the present invention provides a kind of engineering truck, engineering truck includes:
Vehicle body；
Working equipment is placed on vehicle body；
Load bearing component for carrying working equipment, and can carry working equipment and stretch out to the outside of vehicle body；And
Supporting leg has the operating position of load bearing component of the support towards the stretching of the outside of vehicle body and retracts with load bearing component
To the stowed position of the inside of vehicle body.
Optionally, the supporting leg in stowed position is attached to the lower section of load bearing component.
Optionally, one end of supporting leg and load bearing component are hinged, and can rotate under gravity towards operating position.
Optionally, supporting leg includes:
First leg, first end are connect with load bearing component, and first leg is stacked in below load bearing component, and can be in gravity
Under the action of along first direction towards perpendicular to load bearing component position rotate；And
Second supporting leg is stacked in first leg back to the side of load bearing component, the first end and first leg of the second supporting leg
Second end it is hinged, and can under gravity in a second direction towards perpendicular to load bearing component position rotate.
Optionally, supporting leg further includes third supporting leg, third supporting leg be stacked in the second supporting leg back to first leg one
Side, the first end of third supporting leg and the second end of the second supporting leg are hinged, and can be under gravity along third direction towards vertical
It is rotated in the position of load bearing component.
Optionally, engineering truck further includes the first limiting section for supporting leg to be limited to operating position, the first limiting section
Including for limiting the first limiting component and be used to limit in work that the supporting leg in operating position is rotated in a first direction
There is limitation supporting leg to rotate along fourth direction for the second limiting component that the supporting leg of position is rotated along fourth direction, the second limiting component
First state and allow the second state for rotating along fourth direction of supporting leg, wherein fourth direction is opposite with first direction.
Optionally, the second limiting component includes hook.
It optionally, further include being in the second supporting leg perpendicular to the position of load bearing component relative to first leg for limiting
Second limiting section of rotation, the second limiting section includes being rotated in a second direction, for limiting the second supporting leg relative to first leg
Third limiting component and the 4th limiting component rotated relative to the second supporting leg along the 5th direction for limiting the second supporting leg, the 5th
Direction and second direction are on the contrary, the first state and permission that there is the 4th limiting component the second supporting leg of limitation to rotate along the 5th direction
The second state that second supporting leg is rotated along the 5th direction.
Optionally, the first end of the second supporting leg is provided with U-type groove, in the second end insertion U-type groove of first leg, and with the
Two supporting legs are hinged, and third limiting component is formed on the bottom of U-type groove.
Optionally, the 4th limiting component may be rotatably mounted in first leg, and the width of the 4th limiting component is less than U-type groove
Width, the length of the 4th limiting component is greater than the width of U-type groove.
Using the technical solution of the application, load bearing component can carry working equipment and stretch out to the outside of vehicle body, improve
The outside that the mobile unit of placement existing in the prior art in the car is not easy to be moved to vehicle carries out operation or maintenance
Problem.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 shows the structural schematic diagram of the engineering truck of the embodiment of the present invention；
Structural schematic diagram when stretching out equipment on the outside of car body Fig. 2 shows the engineering truck of the embodiment of the present invention；
Fig. 3 shows the structural representation under the load bearing component and legs fold state of the engineering truck of the embodiment of the present invention
Figure；
Fig. 4 shows the structural representation under the load bearing component and supporting leg unfolded state of the engineering truck of the embodiment of the present invention
Figure；
Fig. 5 shows the front view structure under the load bearing component and supporting leg unfolded state of the engineering truck of the embodiment of the present invention
Schematic diagram；
Fig. 6 shows the right view structure under the load bearing component and supporting leg unfolded state of the engineering truck of the embodiment of the present invention
Schematic diagram；
Fig. 7 shows the left view structure under the load bearing component and supporting leg unfolded state of the engineering truck of the embodiment of the present invention
Schematic diagram；
Fig. 8 shows the partial enlarged view at I in Fig. 5；
Fig. 9 shows the partial enlarged view at II in Fig. 6；
Figure 10 shows partial enlarged view when another state at II in Fig. 6；
Figure 11 shows the partial enlarged view at III in Fig. 7；And
Figure 12 shows partial enlarged view when another state at III in Fig. 7.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Fig. 1 shows the structural schematic diagram of the engineering truck of the present embodiment, and Fig. 2 shows the engineering trucks of the present embodiment
Structural schematic diagram when another state.
Referring to figs. 1 and 2, the engineering truck of the present embodiment includes vehicle body 1, is placed on vehicle body 1
Working equipment, for carry working equipment and can to the outside of vehicle body 1 stretch out load bearing component 2 and be used to support towards vehicle
The supporting leg 4 for the load bearing component 2 that the outside of ontology 1 is stretched out, the supporting part that there is supporting leg 4 support to stretch out towards the outside of vehicle body 1
The operating position of part 2 and be retracted to load bearing component 2 vehicle body 1 inside stowed position.
The supporting leg 4 of engineering truck shown in FIG. 1 is in stowed position.The load bearing component 2 of engineering truck shown in Fig. 2 is towards vehicle
The outside of ontology 1 is stretched out, and supporting leg 4 is in the operating position of support bearing component 2.
In the present embodiment, load bearing component 2 can extend out to the outside of vehicle body 1, and load bearing component 2 need to be in vehicle for carrying
The equipment that the outside of ontology 1 carries out operation, or need to be set what the outside of vehicle body 1 was overhauled or safeguarded for carrying
It is standby, it improves the mobile unit existing in the prior art for being placed in 1 inside of vehicle body and is not easy to be moved to vehicle body 1
Outside carries out the problem of operation or maintenance.
As depicted in figs. 1 and 2, engineering truck further includes for guiding the drawing relative to the movement of vehicle body 1 of load bearing component 2
Portion 3 is led, guide portion 3 includes that the first guide member 31 being mounted on load bearing component 2 draws with second be mounted on vehicle body 1
Component 32 is led, one in the first guide member 31 and the second guide member 32 is groove-like structure, another is movably disposed
In groove-like structure.Load bearing component 2 can be mobile relative to the second load bearing component 32 with the first guide member 31, with to vehicle body
1 outside is stretched out.
Fig. 3 shows the structural schematic diagram of supporting leg 4 and load bearing component 2 in stowed position, the lower surface of load bearing component 2
There is the space that can accommodate the supporting leg 4 in stowed position between vehicle body 1.In conjunction with shown in Fig. 1 and 3, in packing up position
The supporting leg 4 set is attached to the lower section of load bearing component 2.
One end of supporting leg 4 and the lower surface of load bearing component 2 are hinged, and supporting leg 4 is with load bearing component 2 towards the outside of vehicle body 1
After stretching, supporting leg 4 can be swung towards the operating position of support bearing component 2 under gravity.Supporting leg 4 in operating position
It is approximately perpendicular to load bearing component 2.
In some embodiments, engineering truck further includes for supporting leg 4 to be limited to the lower section for being attached to load bearing component 2
The limiting component of position.Optionally, limiting component is the hook for being suspended on the lower section of load bearing component 2.
After moving load bearing component 2 towards the outside of vehicle body 1, hook can be taken from supporting leg 4, so that supporting leg 4
It can be swung under gravity towards operating position.Need by load bearing component 2 towards vehicle body 1 medial movement when, first
Supporting leg 4 is rotated towards the lower surface of load bearing component 2, after supporting leg 4 is rolled over the position for being attached to the lower surface of load bearing component 2,
Supporting leg 4 is limited to the position for attaching the lower section of load bearing component 2 by limiting component, finally by load bearing component 4 and supporting leg 2 to vehicle sheet
The medial movement of body 1.
Fig. 4 shows the structural schematic diagram of the supporting leg 4 from stowed position into operating position handoff procedure.Fig. 5 is shown
The schematic view of the front view of supporting leg 4 in operating position, Fig. 6 show the right of supporting leg 4 in operating position and show depending on structure
It is intended to, Fig. 7 shows the left view structural representation of the supporting leg 4 in operating position.
In conjunction with shown in Fig. 3 and 4, engineering truck further include connecting plate 41 for connecting load bearing component 2 and supporting leg 4 and with even
The otic placode 42 that fishplate bar 41 connects, connecting plate 1 are attached on the lower surface of load bearing component 2, the first end and connecting plate 41 of otic placode 42
The second end of connection, otic placode 42 is hinged by the first end of the first articulated shaft 43 and supporting leg 4.Supporting leg 4 further includes being connected to supporting leg 4
Second end bottom plate 49.
In conjunction with shown in Fig. 4 to 7, the supporting leg of the present embodiment 4 includes first leg 44 and the second supporting leg 45, first leg 44
First end is connect with load bearing component 2, the position edge that first leg 44 can under gravity by being attached to below load bearing component 2
First direction is rotated towards the position perpendicular to load bearing component 2.In the present embodiment, the first end and load bearing component 2 of first leg 44
Hingedly.As shown in figure 4, first direction is counterclockwise
The second end of the first end and first leg 44 of second supporting leg 45 is hinged, and the second supporting leg 45 can be under gravity
Position by being stacked in the lower section of first leg 44 is rotated towards the position perpendicular to load bearing component 2 in a second direction.Such as Fig. 4 institute
Show, second direction is clockwise.
Supporting leg 4 further includes third supporting leg 48, and the first end of third supporting leg 48 and the second end of the second supporting leg 45 are hinged, third
Supporting leg 48 can be rotated along third direction towards the position perpendicular to load bearing component 2 by the position being stacked with the second supporting leg 45.Such as Fig. 4 institute
Show, third direction is counterclockwise.
When supporting leg 4 is in stowed position, first leg 44, the second supporting leg 45 and third supporting leg 48 are sequentially stacked in supporting part
The lower section of part 2.The first end and load bearing component 2 of first leg 44 are hinged by the first articulated shaft 43, and the second of first leg 44
End and the first end of the second supporting leg 45 pass through the second articulated shaft 46, the second end of the second supporting leg 45 and the first end of third supporting leg 48
It is hinged by third articulated shaft 47.
During supporting leg 4 is switched by stowed position towards operating position, first leg 44 is relative to load bearing component 4 around first
Articulated shaft 43 rotates, and the second supporting leg 45 rotates relative to first leg 44 around the second articulated shaft 46, and third supporting leg 48 is relative to the
Two supporting legs 45 are rotated around third articulated shaft 47, and final first leg 44, the second supporting leg 45 and third supporting leg 48 turn to vertically
In the position of load bearing component 2.
The supporting leg of the present embodiment 4 is multistage folding type leg, is conducive to save space, improves the space benefit of vehicle body 1
With rate.Supporting leg 4 can stretch under gravity, be conducive to streamline operation, be also beneficial to simplify structure.
In conjunction with shown in Fig. 4,5 and 8, engineering truck further includes the first limiting section for supporting leg 4 to be limited to operating position
401, the first limiting section 401 includes being rotated in a first direction for limiting the supporting leg 4 in operating position relative to load bearing component 2
The first limiting component 4011 and for limit be in operating position supporting leg 4 relative to load bearing component 2 along fourth direction rotate
The second limiting component 4014, the first state that there is the second limiting component 4014 limitation supporting leg 4 rotate along fourth direction and fair
Perhaps the second state that supporting leg 4 is rotated along fourth direction, wherein fourth direction is opposite with first direction.
First limiting component 4011 is set at the first of the supporting leg 4 for being attached to the position of lower surface of load bearing component 2
End, the first limiting component 4011 is at least partially disposed at the lower section of the first articulated shaft 43, with prevent the supporting leg 4 in operating position after
It is continuous to be rotated in a first direction.
Second limiting component 4014 includes the hook connecting with load bearing component 2, and the extension to match with hook is provided on supporting leg 4
Ring 4015.Hook and link 4015 are located at the downstream of supporting leg 4 along first direction, and hook is hooked on link 4015 and can limit
Supporting leg 4 is rotated along the fourth direction opposite with first direction.In the present embodiment, link 4015 is arranged in first leg 44.
Engineering truck further includes the connecting component 4012 being connected on load bearing component 2, and hook passes through with connecting component 4012
Hinge member 4013 connects.Hook can be rotated relative to load bearing component 2, in order in the first state being hooked on link 4015
Switch between the second state being detached from link 4015.
Engineering truck further includes the elastomeric element 4016 being arranged between load bearing component 2 and supporting leg 4, and elastomeric element 4016 is used
In by supporting leg 4 towards operating position push.
In conjunction with shown in Fig. 4,5,6,9 and 10, engineering truck further includes for limiting the position being in perpendicular to load bearing component 2
The second limiting section 402 for being rotated relative to first leg 44 of the second supporting leg 45, the second limiting section 402 includes for limiting second
Third limiting component that supporting leg 45 is rotated in a second direction, relative to first leg 44 and for limit the second supporting leg 45 relative to
The 4th limiting component 4022 that first leg 44 is rotated along the 5th direction, the 5th direction and second direction are on the contrary, the 4th limiting section
The first state and permission second that there is part 4022 the second supporting leg 45 of limitation to rotate relative to first leg 44 along the 5th direction
The second state that leg 45 is rotated relative to first leg 44 along the 5th direction.
Fig. 9 shows schematic diagram when the 4th limiting component 4022 is in first state, and Figure 10 shows the 4th limiting component
4022 are in schematic diagram when the second state.
In conjunction with shown in Fig. 4,5,9 and 10, the first end of the second supporting leg 45 is provided with U-type groove, the second end of first leg 44
It is inserted into U-type groove, the U-type groove and first in U-type groove that the second articulated shaft 46 passes through the first end of the second supporting leg 45
Leg 44.As shown in figure 4, the second supporting leg 45 be rotated in a second direction, to it is consistent with the direction of first leg 44 when, the bottom of U-type groove
Portion is abutted with first leg 44, to prevent the second supporting leg 45 from continuing to be rotated in a second direction, therefore the bottom of U-type groove forms the
Three limiting components.
In conjunction with shown in Fig. 9 and Figure 10, the open end of U-type groove is arranged in the 4th limiting component 4022, and is rotatably mounted
In first leg 44, the width of the 4th limiting component 4022 is less than the width of U-type groove, and the length of the 4th limiting component 4022 is big
In the width of U-type groove.4th limiting component 4022 is mounted in first leg 44 by the 4th articulated shaft 4021, the 4th limiting section
When part 4022 turns to first state shown in Fig. 9, the length direction of the 4th limiting component 4022 is perpendicular to first leg 44
Extending direction, the first limiting component 4022 are abutted with the side portion of U-type groove, to prevent the second supporting leg 45 relative to first leg 44
It is rotated along the 5th direction.Preferably, the 4th limiting component 4022 in first state extends to the lower section of the second articulated shaft 46.
When 4th limiting component 4022 turns to the second state shown in Fig. 10, the width direction of the 4th limiting component 4022
It is consistent with the width direction of U-type groove, since the width of the 4th limiting component 4022 is less than the width of U-type groove, the 4th limit
Component 4022 no longer stops the second supporting leg 45 to rotate relative to first leg 44 along the 5th direction.
In conjunction with shown in Fig. 4,5,7,11 and 12, engineering truck further includes for limiting the position being in perpendicular to load bearing component 2
The third limiting section 403 that the third supporting leg 48 set is rotated relative to the second supporting leg 45, third limiting section 403 include for limiting the
The 5th limiting section that three supporting legs 48 are rotated relative to the second supporting leg along third direction and for limiting third supporting leg 48 relative to
The 6th limiting component 4032 that two supporting legs 45 are rotated along the 6th direction, the 6th direction and third direction are on the contrary, the 6th limiting component
4032 first states that there is limitation third supporting leg 48 rotate relative to the second supporting leg 45 along the 6th direction and permission third supporting leg
48 the second states rotated relative to the second supporting leg 45 along the 6th direction.
Figure 11 shows schematic diagram when the 6th limiting component 4032 is in first state, and Figure 12 shows the 6th limiting component
4032 are in schematic diagram when the second state.
In conjunction with shown in Fig. 4,5,11 and 12, the first end of third supporting leg 48 is provided with U-type groove, the second end of the second supporting leg 45
It is inserted into U-type groove, the U-type groove and second in U-type groove that third articulated shaft 47 passes through the first end of third supporting leg 48
Leg 45.As shown in figure 4, when third supporting leg 48 turns to consistent with the direction of the second supporting leg 45 along third direction, the bottom of U-type groove
Portion is abutted with the second supporting leg 45, to prevent third supporting leg 48 from continuing to rotate along third direction, therefore the bottom of U-type groove forms the
Five limiting components.
In conjunction with shown in Figure 11 and Figure 12, the open end of U-type groove is arranged in the 6th limiting component 4032, and is rotatably mounted
On the second supporting leg 45, the width of the 6th limiting component 4032 is less than the width of U-type groove, and the length of the 6th limiting component 4032 is big
In the width of U-type groove.6th limiting component 4032 is mounted on the second supporting leg 45 by the 5th articulated shaft 4031, the 6th limiting section
When part 4032 turns to first state shown in Figure 11, the length direction of the 6th limiting component 4032 is perpendicular to the second supporting leg 45
Extending direction, the 6th limiting component 4032 are abutted with the side portion of U-type groove, to prevent third supporting leg 48 relative to the second supporting leg 45
It is rotated along the 6th direction.Preferably, the 4th limiting component 4032 in first state extends to the lower section of the second articulated shaft 46.
When 6th limiting component 4032 turns to the second state shown in Figure 12, the width direction of the 6th limiting component 4032
It is consistent with the width direction of U-type groove, since the width of the 6th limiting component 4032 is less than the width of U-type groove, the 6th limit
Component 4032 no longer stops third supporting leg 48 to rotate relative to the second supporting leg 45 along the 6th direction.
When the working equipment of the inside of vehicle body 1 or equipment need to move to the outside of vehicle body, vehicle is opened manually
Rolling screen door on ontology, the load bearing component 2 of extraction carrying relevant work equipment or equipment manually, meanwhile, supporting leg 4 is held with TongAn
It is mobile towards the outside of vehicle body 1 together to carry component 2, when supporting leg 4 is moved fully to the outside of vehicle body 1, supporting leg 4 is at it
It is automatically opened under the action of gravity and elastomeric element 4016, until supporting leg 4 connects at the bottom plate 49 of vertical state and supporting leg 4 with ground
Touching.The rotation position for controlling each joint arm of supporting leg 4 by position-limit mechanism at this time guarantees that supporting leg 4 is in stable vertical state.
When working equipment or equipment need to move back to the inside of vehicle body 1, position-limit mechanism is released manually.First by
Four limiting components 4022 and the 6th limiting component 4032 rotate the second state, release the limit of the second supporting leg 45 and third supporting leg 48
Position；Then, the hook of the second limiting component of Manual rotary 4014, to release the limit to first leg 44.Supporting leg 4 is at this time
Fully active state can be packed up manually, and the movement of load bearing component 2 is followed to bounce back to the state of the inside of vehicle body 1.
The foregoing is merely exemplary embodiment of the present invention, are not intended to limit the invention, all in spirit of the invention
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of engineering truck characterized by comprising
Vehicle body (1)；
Working equipment is placed on the vehicle body (1)；
Load bearing component (2) for carrying the working equipment, and can carry the working equipment to the vehicle body (1)
Outside is stretched out；And
Supporting leg (4), have support towards the vehicle body (1) outside stretch out the load bearing component (2) operating position and
The stowed position of the inside of the vehicle body (1) is retracted to the load bearing component (2).
2. engineering truck according to claim 1, which is characterized in that the supporting leg (4) patch in the stowed position
It is attached to the lower section of the load bearing component (2).
3. engineering truck according to claim 1, which is characterized in that one end of the supporting leg (4) and the load bearing component
(2) hingedly, it and can be rotated under gravity towards the operating position.
4. engineering truck according to claim 1, which is characterized in that the supporting leg (4) includes:
First leg (44), first end are connect with the load bearing component (2), and the first leg (44) is stacked in the carrying
Below component (2), and it can be rotated under gravity along first direction towards the position perpendicular to the load bearing component (2)；With
And
Second supporting leg (45) is stacked in side of the first leg (44) back to the load bearing component (2), second supporting leg
(45) first end and the second end of the first leg (44) are hinged, and can be under gravity in a second direction towards vertical
It is rotated in the position of the load bearing component (2).
5. engineering truck according to claim 4, which is characterized in that the supporting leg (4) further includes third supporting leg (48), institute
State third supporting leg (48) be stacked in second supporting leg (45) back to first leg (44) side, the third supporting leg
(48) first end and the second end of second supporting leg (45) are hinged, and can be under gravity along third direction towards vertical
It is rotated in the position of the load bearing component (2).
6. engineering truck according to claim 4, which is characterized in that further include for supporting leg (4) to be limited to the work
Make first limiting section (401) of position, first limiting section (401) includes for limiting in described in operating position
The first limiting component (4011) that supporting leg (4) is rotated along the first direction and for limiting the supporting leg for being in operating position
(4) along the second limiting component (4014) of fourth direction rotation, second limiting component (4014), which has, limits the supporting leg
(4) along the first state of fourth direction rotation and the second state for allowing the supporting leg (4) to rotate along fourth direction, wherein institute
It is opposite to the first direction to state fourth direction.
7. engineering truck according to claim 6, which is characterized in that second limiting component (4014) includes hook.
8. engineering truck according to claim 4, which is characterized in that further include for limiting in perpendicular to the carrying
The second limiting section (402) that the second supporting leg (45) of the position of component (2) is rotated relative to the first leg (44), described
Two limiting sections (402) include being rotated in a second direction, for limiting second supporting leg (45) relative to the first leg (44)
Third limiting component and rotated relative to the second supporting leg (44) along the 5th direction for limiting second supporting leg (45)
Four limiting components (4022), the 5th direction and the second direction are on the contrary, the 4th limiting component (4022) has limit
Second supporting leg (45) is made to turn with permission second supporting leg (45) along the 5th direction along the first state that the 5th direction rotates
The second dynamic state.
9. engineering truck according to claim 8, which is characterized in that the first end of second supporting leg (45) is provided with U
The second end of type groove, the first leg (44) is inserted into the U-type groove, and hingedly with second supporting leg (45), described U-shaped
The third limiting component is formed on the bottom of slot.
10. engineering truck according to claim 9, which is characterized in that the 4th limiting component (4022) is rotatably pacified
On the first leg (44), the width of the 4th limiting component (4022) is less than the width of the U-type groove, and described the
The length of four limiting components (4022) is greater than the width of the U-type groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910263551.XA CN109866690A (en) | 2019-04-03 | 2019-04-03 | Engineering truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910263551.XA CN109866690A (en) | 2019-04-03 | 2019-04-03 | Engineering truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109866690A true CN109866690A (en) | 2019-06-11 |
Family
ID=66922013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910263551.XA Pending CN109866690A (en) | 2019-04-03 | 2019-04-03 | Engineering truck |
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| CN (1) | CN109866690A (en) |
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| CN109501780A (en) * | 2018-12-28 | 2019-03-22 | 徐工集团工程机械有限公司 | Leg structure and engineering truck |
| CN210174759U (en) * | 2019-04-03 | 2020-03-24 | 徐工集团工程机械有限公司 | Construction vehicle |
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