CN201970975U - Engineering machinery and supporting leg device thereof - Google Patents
Engineering machinery and supporting leg device thereof Download PDFInfo
- Publication number
- CN201970975U CN201970975U CN2011200765895U CN201120076589U CN201970975U CN 201970975 U CN201970975 U CN 201970975U CN 2011200765895 U CN2011200765895 U CN 2011200765895U CN 201120076589 U CN201120076589 U CN 201120076589U CN 201970975 U CN201970975 U CN 201970975U
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- supporting leg
- connecting rod
- construction machinery
- crossbeam
- support
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Abstract
The utility model discloses a supporting leg device of engineering machinery, which comprises a supporting component (3) and a supporting leg crossbeam (1). The supporting component (3) has stretching and retracting functions, one end of the supporting leg crossbeam (1) is connected with a vehicle frame, the supporting component (3) is hinged at the other end of the supporting leg crossbeam (1), the supporting leg device further comprises a driving device, and the driving device can drive the supporting component (3) to rotate or lock in a vertical plane around a hinge position of the supporting component (3) with the supporting leg crossbeam (1). When the supporting component (3) of the supporting leg device is in a non-working state, the supporting component (3) can rotate around the hinge point of the supporting component (3) with the supporting leg crossbeam (1) under action of the driving device, topples and falls to a horizontal direction from a vertical direction and rotates to a preset position to be stored, storage space of the supporting component in the vertical direction is small, available spaces of the upper side and the lower side of the supporting leg crossbeam (1) are enlarged, furthermore, running safety of a vehicle is strengthened, and attractiveness of arrangement of the integral vehicle is improved. In addition, the utility model provides engineering machinery comprising the supporting leg device.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly a kind of support leg device of construction machinery and equipment.In addition, the utility model also relates to the construction machinery and equipment that comprises above-mentioned support leg device.
Background technology
At present, the structural shape of domestic and international project machinery supporting leg commonly used mainly is divided into suspension type and last act formula.
Please refer to Fig. 1, Fig. 1 is a kind of mounting structure scheme drawing of support leg device of representative type suspension type construction machinery and equipment.
The support leg device of suspension type construction machinery and equipment comprises supporting leg crossbeam 01, support cylinder 02 and the earth plate 03 of the vehicle frame that is connected in construction machinery and equipment, cylinder body one end of support cylinder 02 is connected with the diapire of supporting leg crossbeam 01 by bolt of rear end plate 04 usually, and the piston end of support cylinder 02 is connected with earth plate 03 usually.
When construction machinery and equipment was worked, the piston of support cylinder 02 down stretched, and earth plate 03 lands, and supporting leg crossbeam 01 is together with the lifting that makes progress of the car body of construction machinery and equipment, the car body of propping works machinery; When construction machinery and equipment was in off working state, support cylinder 02 vertically hung on the below of supporting leg crossbeam 01.
The support cylinder 02 of the construction machinery and equipment of this structure is bigger to the space hold below the supporting leg crossbeam 01 at vertical direction, and extension bumps ground obstacle and influences the current of vehicle easily in the driving process of vehicle, simultaneously, also damage support cylinder 02 easily.
Please further with reference to figure 2, Fig. 2 is a mounting structure scheme drawing of lifting the support leg device of formula construction machinery and equipment on a kind of representative type.
The support leg device of last act formula construction machinery and equipment comprises support cylinder 02 and earth plate 03, support cylinder 02 vertically runs through the supporting leg crossbeam 01 of construction machinery and equipment usually, cylinder mouth one end of the cylinder body of support cylinder 02 is fixed in the diapire of supporting leg crossbeam 01 usually by bolt of rear end plate 04, the other end of its cylinder body protrudes upward in supporting leg crossbeam 01, and the piston end of support cylinder 02 is connected with earth plate 03.
When construction machinery and equipment was in off working state, support cylinder 02 vertically was fixed in the top of supporting leg crossbeam 01.
The support leg device of last act formula construction machinery and equipment has taken the free space on supporting leg crossbeam 01 top, has also had a strong impact on the aesthetic property of car load.
Therefore, how a kind of support leg device of construction machinery and equipment is provided, when the support component of support leg device is in off working state, its parking space at vertical direction is smaller, increase the free space of supporting traverse upper and lower sides, and strengthening the safety of vehicle enforcement and improve the attractive in appearance of car load layout, is the present technical issues that need to address of those skilled in the art.
The utility model content
The purpose of this utility model purport is for a kind of support leg device of construction machinery and equipment is provided, and when the support component of support leg device was in off working state, its parking space at vertical direction was smaller, strengthens the safety of vehicle enforcement and improves the attractive in appearance of car load layout.In addition, another purpose purport of the present utility model is for providing a kind of construction machinery and equipment that comprises above-mentioned support leg device.
For solving the problems of the technologies described above, the utility model provides a kind of support leg device of construction machinery and equipment, comprises the supporting leg crossbeam that a support component with Telescopic and an end connect to ground, and described support component is articulated in the other end of described supporting leg crossbeam; Described support leg device also comprises can drive the actuating device that described support component rotates or locks in perpendicular around the hinge of itself and described supporting leg crossbeam.
Preferably, described actuating device is a telescopic oil cylinder, and the fixed part of described telescopic oil cylinder connects the inboard of the roof of described supporting leg crossbeam, and its pars contractilis is connected with described support component.
Preferably, also comprise an end be articulated in described supporting leg crossbeam the roof inboard first connecting rod and with the other end pivotally attached second connecting rod of described first connecting rod, the other end of described second connecting rod is articulated in the non-hinge-point position of described support component; The pars contractilis of described telescopic oil cylinder is connected in the position of articulating point of described first connecting rod and second connecting rod.
Preferably, comprise that also link spigot pin and two ends are provided with the lock link of the pin-and-hole of the described link spigot pin of plug-in mounting, be correspondingly provided with first pin-and-hole of the described link spigot pin of plug-in mounting on described first connecting rod and the described second connecting rod respectively.
Preferably, also be provided with second pin-and-hole on the described second connecting rod, and the width between centers of described first pin-and-hole of described second connecting rod and described second pin-and-hole equates with the width between centers of the pin-and-hole at described lock link two ends.
Preferably, also comprise movable latch, be provided with the otic placode of band through hole on the free-ended cylinder body of the diapire of described supporting leg crossbeam and described support component, and the through hole that described movable latch can be passed on the two described otic placodes connects two described otic placodes.
Preferably, the diapire of described supporting leg crossbeam is provided with the bearing of certain altitude, and the piston rod of described support component and described bearing are hinged.
The utility model also provides a kind of construction machinery and equipment, comprises vehicle frame and the support leg device that is connected on the described vehicle frame, and the support leg device of described construction machinery and equipment is above any described support leg device.
The support leg device of the construction machinery and equipment that the utility model provides comprises the supporting leg crossbeam that a support component with Telescopic and an end connect to ground, and described support component is articulated in the other end of described supporting leg crossbeam; Described support leg device also comprises can drive the actuating device that described support component rotates or locks in perpendicular around the hinge of itself and described supporting leg crossbeam.
When engineer machinery operation finishes, support component can be under the effect of actuating device, rotate around hinge-point with the supporting leg crossbeam, topple over to horizontal direction gradually by vertical direction, when support component turns to the desired location, actuating device stops action, and support component can be locked in this position, thereby makes support component be placed in supporting leg crossbeam below; When construction machinery and equipment was worked, actuating device moved in the opposite direction, and support component is reset control position, and can be locked in the control position place, and the Telescopic that utilizes support component is with car load jack-up.
The supporting leg of construction machinery and equipment is when packing up, save the parking space of support component vertical direction, make the free space of supporting traverse downside become big, and do not occupy the space of supporting traverse upside, help the layout of parts on the current and crossbeam of vehicle, thereby strengthen the safety that vehicle exercises and improve attractive in appearance that car load arranges.
A kind of preferred embodiment in, described actuating device is a telescopic oil cylinder, also comprise an end be articulated in described supporting leg crossbeam the roof inboard first connecting rod and with the other end pivotally attached second connecting rod of described first connecting rod, the other end of described second connecting rod is articulated in the non-hinge-point position of described support component; And described actuating device is a telescopic oil cylinder, and the fixed part of described telescopic oil cylinder connects the inboard of the roof of described supporting leg crossbeam, and its pars contractilis is connected in the hinge-point place of described first connecting rod and described second connecting rod.
Telescopic oil cylinder is controlled support component by connecting rod, regulates more conveniently, and the scalable amount is bigger, further increases the free space of the supporting leg crossbeam below of construction machinery and equipment, and makes things convenient for the installation of actuating device.
And the telescopic oil cylinder that hydraulic circuit drives does not have the pivoting friction parts, and each parts long service life, and hydraulic operation campaign is steady, and telescopic oil cylinder is arranged on the bottom surface of roof of supporting leg crossbeam has further been saved the space outside the supporting leg crossbeam.
Description of drawings
Fig. 1 is a kind of mounting structure scheme drawing of support leg device of representative type suspension type construction machinery and equipment;
Fig. 2 is a device mounting structure scheme drawing of lifting the supporting leg of formula construction machinery and equipment on a kind of representative type;
Fig. 3 is in the structural representation of deployed condition for a kind of specific embodiment of the support leg device of construction machinery and equipment provided by the utility model;
Fig. 4 is in the structural representation of rounding state for a kind of specific embodiment of the support leg device of construction machinery and equipment provided by the utility model.
Wherein, the corresponding relation between Reference numeral and the component names is among Fig. 1 to Fig. 2:
01 supporting leg crossbeam; 02 support cylinder; 03 earth plate; 04 bolt of rear end plate.
Wherein, the corresponding relation between Reference numeral and the component names is among Fig. 3 to Fig. 4:
1 supporting leg crossbeam; 2 telescopic oil cylinders; 3 support components; 5 bearings; 6 first connecting rods; 7 second connecting rods; 8 lock links; 9 movable latch.
The specific embodiment
Core purport of the present utility model is for a kind of support leg device of construction machinery and equipment is provided, and when the support component of support leg device was in off working state, its parking space at vertical direction was smaller, strengthens the safety of vehicle enforcement and improves the attractive in appearance of car load layout.In addition, another core purport of the present utility model is for providing a kind of construction machinery and equipment that comprises above-mentioned support leg device.
In order to make those skilled in the art understand the technical solution of the utility model better, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 3 and Fig. 4, Fig. 3 is in the structural representation of deployed condition for a kind of specific embodiment of the support leg device of construction machinery and equipment provided by the utility model; Fig. 4 is in the structural representation of rounding state for a kind of specific embodiment of the support leg device of construction machinery and equipment provided by the utility model.
The support leg device of the construction machinery and equipment that the utility model provides comprises the supporting leg crossbeam 1 that an end connects to ground, and supporting leg crossbeam 1 generally includes roof, sidewall and diapire.Usually have certain space between roof and the diapire,, can open an opening on the diapire of supporting leg crossbeam 1, so that the supporting leg of the construction machinery and equipment that installation the utility model provides in order to make full use of this section space.The supporting leg of the construction machinery and equipment that can direct mount the utility model provides certainly, is not provided for the space between roof and the diapire under the situation of space outerpace; For the supporting leg crossbeam 1 that does not have certain space between roof and the diapire, can not distinguish roof inboard and diapire, this moment, roof inboard and diapire were considered as a notion, all referred to the bottom surface of supporting leg crossbeam 1.
The support leg device of the construction machinery and equipment that the utility model provides, comprise support component 3 with Telescopic, support component 3 can be to support cylinder, it also can be support cylinder, it also can be screw rod, support component 3 is articulated in the other end of supporting leg crossbeam 1, and support leg device also comprises can drive the actuating device that support component 3 rotates or locks in perpendicular around the hinge of itself and supporting leg crossbeam 1.
After engineer machinery operation finishes, support component 3 can be under the effect of actuating device, rotate around hinge-point with supporting leg crossbeam 1, topple over to horizontal direction gradually by vertical direction, when support component 3 turns to the desired location, actuating device stops action, and support component 3 can be locked in this position, thereby makes support component 3 be placed in supporting leg crossbeam below; When construction machinery and equipment was worked, actuating device moved in the opposite direction, and support component 3 is reset control position, and can be locked in the control position place.
The support component of construction machinery and equipment is when packing up, save the parking space of support component 3 vertical directions, make the free space of supporting traverse downside become big, and do not occupy the space of supporting traverse upside, help the layout of parts on the current and crossbeam of vehicle, thereby strengthen the safety that vehicle exercises and improve attractive in appearance that car load arranges.
Need to prove that flexible being meant along supporting on the direction of support component has flexible function.
Particularly, actuating device can be telescopic oil cylinder 2, and the fixed part of telescopic oil cylinder 2 connects the inboard of the roof of supporting leg crossbeam 1, and its pars contractilis is connected with support component 3, and connection between the two can be a direct connection, also can be to connect indirectly by the third party.
The telescopic oil cylinder 2 that hydraulic circuit drives does not have the pivoting friction parts, each parts long service life, and simple in structure, operation, and hydraulic operation campaign easily is steady.
The hydraulic oil source that drives oil circuit can be from the propulsion source of the hydraulic control system of engineering truck, and this scheme need not provide extra oil sources, and is simple in structure, and cost is lower.
And telescopic oil cylinder 2 is arranged on the bottom surface of roof of supporting leg crossbeam 1, has further saved the space in supporting leg crossbeam 1 outside.
Further, support leg device also comprise an end be articulated in supporting leg crossbeam 1 the roof inboard first connecting rod 6 and with the other end pivotally attached second connecting rod 7 of first connecting rod 6, the other end of second connecting rod 7 is articulated in the non-hinge-point position of support component 3; Telescopic oil cylinder 2 can be connected with described support component 3 by first connecting rod 6 or second connecting rod 7, also can connect two connecting rods simultaneously, telescopic oil cylinder 2 and two connecting rod bonded assembly positions, can can drive this two connecting rods work with assurance telescopic oil cylinder 2 for except that first connecting rod 6 other positions with the hinge-point of supporting leg crossbeam 1.
In a kind of concrete embodiment, support leg device comprises further that also link spigot pin and two ends are provided with the lock link 8 of the pin-and-hole of plug-in mounting link spigot pin, are correspondingly provided with the pin-and-hole of plug-in mounting link spigot pin respectively on first connecting rod 6 and the second connecting rod 7.
When telescopic oil cylinder 2 control support components 3 reach the work desired location, the position of first connecting rod 6 and second connecting rod 7 can be used lock link 8 lockings, like this when telescopic oil cylinder 2 or its engine installation break down, support component 3 still can reliable operation, the safety of enhancement engineering mechanical equipment work.
Also be provided with second pin-and-hole on the described second connecting rod 7, and the width between centers of described first pin-and-hole of described second connecting rod 7 and described second pin-and-hole equates with the width between centers of the pin-and-hole at described lock link 8 two ends.
When engineer machinery operation finishes, only need the be connected bearing pin of lock link 8 with first connecting rod 6 coupling ends taken off, this end of lock link 8 is connected on second pin-and-hole of second pipe link, thereby promptly realized the release of first connecting rod 6 and second connecting rod 7, blocking device can be fixed on the connecting rod again, make things convenient for the use of blocking device.
The road conditions of travelling of construction machinery and equipment are general relatively more abominable, have bigger jolt, vibrations etc., in order to guarantee the current safety of construction machinery and equipment, the support leg device of construction machinery and equipment can also further be provided with the registration device of support component 3, this registration device can comprise movable latch 9, can be correspondingly provided with otic placode on the free-ended cylinder body of the diapire of supporting leg crossbeam 1 and support component 3, all can be provided with the through hole of this movable latch 9 of plug-in mounting on the otic placode.
When support component 3 is packed up, movable latch 9 can be plugged in the through hole on the otic placode on supporting leg crossbeam 1 and the support component 3, thereby support component 3 is fixed on the supporting leg crossbeam 1.
During support component 3 inoperatives, be fixed on the supporting leg crossbeam 1, can avoid causing support component 3 to fall, prolong the service life of each parts, and increase traveling security because of driving vibrations or telescopic oil cylinder 2 faults.
Need to prove, the setting of registration device not only is confined to description herein, be to be understood that, description including, but not limited to this paper, can also on supporting leg crossbeam 1, hook be set, support component 3 directly is articulated to supporting leg crossbeam 1 first-class mode, and other structures that can realize positioning function are also passable.
In addition, the coupling end of support component 3 adopts the pivotally attached mode to be connected with the bottom wall outer of supporting leg crossbeam 1, can also be by regulating two connecting rods, support component 3 is suitably outwards launched, under the situation of the length that does not increase supporting leg crossbeam 1, enlarge the supporting zone of whole construction machinery and equipment, thereby improve scope of work.
Need to prove that when the driving surface of support component 3 and its support was vertical, support bearing situation the best of whole construction machinery and equipment under common service conditions, was adjusted to this angle work with the supporting leg of this project machinery.
In any specific embodiment of the support leg device of construction machinery and equipment provided by the utility model, can be provided with the bearing 5 of certain altitude on the diapire of supporting leg crossbeam 1, the coupling end of support component 3 can by with being connected of bearing 5 hinged realizations and supporting leg crossbeam 1.
Because bearing 5 has certain length, in the vertical direction occupies certain space, after this bearing 5 is set, can select the less support component of stroke 3, and then rigidity and stability can improve support component 3 work the time.
Additionally, the maximum the when height of bearing 5 can be horizontal with support component 3 levels vertically highly equates, can promptly exceed the free space that takies supporting leg crossbeam 1 below like this, also can realize the horizontal fixed that support component 3 is packed up.
Actuating device in the various embodiments described above is not limited to telescopic oil cylinder 2, can also use motor-chain gearing, and this driving device load-carrying capacity is bigger.
Except that above-mentioned support leg device, the utility model also provides a kind of construction machinery and equipment, comprises vehicle frame and the support leg device that is connected in vehicle frame, and the support leg device of this project machinery is above each described support leg device.
Since comprised above-described support leg device in this project machinery, its also corresponding technique effect with this support leg device, and in addition, the technical characterictic of other parts of this project machinery can not repeat them here referring to prior art.
More than a kind of construction machinery and equipment provided by the utility model and support leg device thereof are described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (8)
1. the support leg device of a construction machinery and equipment comprises the supporting leg crossbeam (1) that a support component (3) with Telescopic and an end connect to ground, and it is characterized in that described support component (3) is articulated in the other end of described supporting leg crossbeam (1); Described support leg device also comprises can drive the actuating device that described support component (3) rotates or locks in perpendicular around the hinge of itself and described supporting leg crossbeam (1).
2. the support leg device of construction machinery and equipment according to claim 1, it is characterized in that, described actuating device is telescopic oil cylinder (2), and the fixed part of described telescopic oil cylinder (2) connects the inboard of the roof of described supporting leg crossbeam (1), and its pars contractilis is connected with described support component (3).
3. the support leg device of construction machinery and equipment according to claim 2, it is characterized in that, also comprise an end be articulated in described supporting leg crossbeam (1) the roof inboard first connecting rod (6) and with the other end pivotally attached second connecting rod (7) of described first connecting rod (6), the other end of described second connecting rod (7) is articulated in the non-hinge-point position of described support component (3); The pars contractilis of described telescopic oil cylinder (2) is connected in the position of articulating point of described first connecting rod (6) and second connecting rod (7).
4. the support leg device of construction machinery and equipment according to claim 3, it is characterized in that, comprise that also link spigot pin and two ends are provided with the lock link of the pin-and-hole of the described link spigot pin of plug-in mounting (8), be correspondingly provided with first pin-and-hole of the described link spigot pin of plug-in mounting on described first connecting rod (6) and the described second connecting rod (7) respectively.
5. the support leg device of construction machinery and equipment according to claim 4, it is characterized in that, described second connecting rod also is provided with second pin-and-hole on (7), and the width between centers of described first pin-and-hole of described second connecting rod (7) and described second pin-and-hole equates with the width between centers of the pin-and-hole at described lock link (8) two ends.
6. the support leg device of construction machinery and equipment according to claim 5, it is characterized in that, also comprise movable latch (9), be provided with the otic placode of band through hole on the free-ended cylinder body of the diapire of described supporting leg crossbeam (1) and described support component (3), and the through hole that described movable latch can be passed on the two described otic placodes connects two described otic placodes.
7. the support leg device of construction machinery and equipment according to claim 6 is characterized in that, the diapire of described supporting leg crossbeam (1) is provided with the bearing (5) of certain altitude, and described support component (3) is hinged with described bearing (5).
8. a construction machinery and equipment comprises vehicle frame and the support leg device that is connected on the described vehicle frame, it is characterized in that the support leg device of described construction machinery and equipment is each described support leg device of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200765895U CN201970975U (en) | 2011-03-22 | 2011-03-22 | Engineering machinery and supporting leg device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200765895U CN201970975U (en) | 2011-03-22 | 2011-03-22 | Engineering machinery and supporting leg device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201970975U true CN201970975U (en) | 2011-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200765895U Expired - Lifetime CN201970975U (en) | 2011-03-22 | 2011-03-22 | Engineering machinery and supporting leg device thereof |
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| Country | Link |
|---|---|
| CN (1) | CN201970975U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490698A (en) * | 2011-12-20 | 2012-06-13 | 三一重工股份有限公司 | Support leg for engineered machine and engineered machine |
| CN102490695A (en) * | 2011-12-15 | 2012-06-13 | 中联重科股份有限公司 | Slide bar locking mechanism, supporting leg supporting device and engineering machinery |
| CN102514553A (en) * | 2011-12-02 | 2012-06-27 | 青特集团有限公司 | Novel pneumatic landing leg |
| CN102837739A (en) * | 2012-08-28 | 2012-12-26 | 三一重型装备有限公司 | Bracket carrying vehicle and front vehicle frame thereof |
| CN103437391A (en) * | 2013-09-10 | 2013-12-11 | 鼎盛重工机械有限公司 | Loader-digger with multiple supporting modes |
| CN104210472A (en) * | 2014-09-15 | 2014-12-17 | 泰安思博特机械有限公司 | Wrecker back supporting device |
| CN107539293A (en) * | 2017-09-18 | 2018-01-05 | 牟秀丽 | Automobile chassis support meanss and mobile maintenance service station |
| CN109095386A (en) * | 2018-09-18 | 2018-12-28 | 苏州华电电气股份有限公司 | A kind of lift Self-loading-unloading power test mobile platform |
| CN109109834A (en) * | 2017-06-23 | 2019-01-01 | 北京凌云智能科技有限公司 | Vehicle auxiliary support apparatus and vehicle with it |
| CN109250633A (en) * | 2018-10-21 | 2019-01-22 | 韶关市起重机厂有限责任公司 | A kind of support leg device |
| CN110525393A (en) * | 2019-08-08 | 2019-12-03 | 贵州航天特种车有限责任公司 | A kind of supporting leg for vehicles |
-
2011
- 2011-03-22 CN CN2011200765895U patent/CN201970975U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514553A (en) * | 2011-12-02 | 2012-06-27 | 青特集团有限公司 | Novel pneumatic landing leg |
| CN102490695A (en) * | 2011-12-15 | 2012-06-13 | 中联重科股份有限公司 | Slide bar locking mechanism, supporting leg supporting device and engineering machinery |
| CN102490698A (en) * | 2011-12-20 | 2012-06-13 | 三一重工股份有限公司 | Support leg for engineered machine and engineered machine |
| CN102837739A (en) * | 2012-08-28 | 2012-12-26 | 三一重型装备有限公司 | Bracket carrying vehicle and front vehicle frame thereof |
| CN103437391A (en) * | 2013-09-10 | 2013-12-11 | 鼎盛重工机械有限公司 | Loader-digger with multiple supporting modes |
| CN104210472B (en) * | 2014-09-15 | 2016-08-17 | 泰安东岳重工有限公司 | A kind of device for supporting rear end of obstacle-removing vehicle |
| CN104210472A (en) * | 2014-09-15 | 2014-12-17 | 泰安思博特机械有限公司 | Wrecker back supporting device |
| CN109109834A (en) * | 2017-06-23 | 2019-01-01 | 北京凌云智能科技有限公司 | Vehicle auxiliary support apparatus and vehicle with it |
| CN109109834B (en) * | 2017-06-23 | 2024-04-02 | 北京凌云智能科技有限公司 | Vehicle auxiliary support device and vehicle with same |
| CN107539293A (en) * | 2017-09-18 | 2018-01-05 | 牟秀丽 | Automobile chassis support meanss and mobile maintenance service station |
| CN109095386A (en) * | 2018-09-18 | 2018-12-28 | 苏州华电电气股份有限公司 | A kind of lift Self-loading-unloading power test mobile platform |
| CN109250633A (en) * | 2018-10-21 | 2019-01-22 | 韶关市起重机厂有限责任公司 | A kind of support leg device |
| CN110525393A (en) * | 2019-08-08 | 2019-12-03 | 贵州航天特种车有限责任公司 | A kind of supporting leg for vehicles |
| CN110525393B (en) * | 2019-08-08 | 2022-05-03 | 贵州航天特种车有限责任公司 | Supporting leg for vehicle |
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Owner name: SANY AUTOMOBILE MANUFACTURING CO., LTD. Free format text: FORMER OWNER: SANYI HEAVY INDUSTRY CO LTD Effective date: 20130507 |
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Effective date of registration: 20130507 Address after: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee after: SANY Automobile Manufacturing Co., Ltd. Address before: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee before: Sanyi Heavy Industry Co., Ltd. |
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