CN113022509A - Lightweight semitrailer supporting device - Google Patents
Lightweight semitrailer supporting device Download PDFInfo
- Publication number
- CN113022509A CN113022509A CN202110314036.7A CN202110314036A CN113022509A CN 113022509 A CN113022509 A CN 113022509A CN 202110314036 A CN202110314036 A CN 202110314036A CN 113022509 A CN113022509 A CN 113022509A
- Authority
- CN
- China
- Prior art keywords
- fixed
- supporting
- fixedly connected
- semitrailer
- leg
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000003137 locomotive effect Effects 0.000 abstract 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/02—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting
- B60S9/10—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting by fluid pressure
- B60S9/12—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting by fluid pressure of telescopic type
Abstract
The invention provides a light semitrailer supporting device, and relates to the technical field of vehicle transportation. This lightweight semitrailer supporting device, including fixed connection plate, the supporting connection piece that two symmetries of fixed connection plate lower surface both sides position fixedly connected with set up, two be provided with the fixed support leg that two symmetries set up between the supporting connection piece, two run through fixedly connected with between the fixed support leg and rotate the connecting axle, rotate connecting axle both ends position and correspond the supporting connection piece through rotation of position and be connected, two be close to the bottom position in the fixed support leg and be provided with the regulation cavity, be provided with vice leg adjusting device in the regulation cavity, two fixed support leg lower surface central point put and inlay the rotation and be connected with the rotation steel ball. The middle part of the semitrailer is supported when goods are loaded and unloaded, so that the middle part of the carriage is effectively prevented from being stressed and snapped, the carriage is conveniently supported when the semitrailer is separated from the locomotive, the carriage is prevented from inclining, and the carriage is convenient to move when the semitrailer is separated from the locomotive.
Description
Technical Field
The invention relates to the technical field of carrier transportation, in particular to a light-weight semitrailer supporting device.
Background
A semitrailer is a trailer whose axle is positioned behind the center of gravity of the vehicle (when the vehicle is evenly loaded) and which is equipped with a coupling device that transmits horizontal and vertical forces to the tractor. Semitrailers are generally three-axle semitrailers, and the types of semitrailers are divided into eleven-meter-bin-column semitrailers, thirteen-meter-bin semitrailers, low-bed semitrailers and the like. The semitrailer is a heavy transport vehicle connected with the semitrailer head through the towing pin, and compared with a single-body automobile, the semitrailer can improve the comprehensive economic benefit of road transportation. The transportation efficiency can be improved by 30-50%, the cost is reduced by 30-40%, and the oil consumption is reduced by 20-30%. More importantly, the semitrailer can also play a certain promoting role in the organization form of logistics in China, the semitrailer is mainly used for transporting large goods which are large in size and not easy to split, such as an excavator and the like, and the fence type semitrailer is suitable for pulling live goods such as vegetables, fruits and the like. Van type is suitable for pulling bulk and moisture-proof valuable goods, and is distinguished from full trailers, which are trailers whose axles are located behind the centre of gravity of the vehicle (when the vehicle is evenly loaded) and which are equipped with coupling devices for transmitting horizontal or vertical forces to the towing vehicle! Two axles of a general full trailer and one axle of a semitrailer. The semitrailer is a vehicle which is unpowered and bears the load of the main vehicle to run by means of traction. Simply, the full trailer is connected with the front truck by a hook. The semitrailer is connected with a traction seat of a tractor through a traction pin, a common container transport vehicle is a typical semitrailer train, and a rear loading part is the semitrailer. The full trailer is mainly used for short-distance transportation in factories, ports, docks, warehouses and other fields, and the semitrailer is mainly used for long-distance transportation of goods.
In the prior art, stress concentration is caused at the middle position of the carriage when the semitrailer is used for loading and unloading, so that the carriage is easily broken from the waist position.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a light-weight semitrailer supporting device, which solves the problem of a semitrailer carriage supporting device.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a light semitrailer supporting device comprises a fixed connecting plate, two symmetrically arranged supporting connecting blocks are fixedly connected to the two sides of the lower surface of the fixed connecting plate, two symmetrically arranged fixed supporting legs are arranged between the two supporting connecting blocks, a rotating connecting shaft is fixedly connected between the two fixed supporting legs in a penetrating manner, the two ends of the rotating connecting shaft are in through rotating connection with the supporting connecting blocks at the corresponding positions, an adjusting cavity is arranged in the two fixed supporting legs and close to the bottom, the auxiliary leg adjusting device is arranged in the adjusting cavity, the center positions of the lower surfaces of the fixed supporting legs are embedded, rotated and connected with rotating steel balls, any one supporting connecting block of the supporting connecting blocks is far away from a fixed supporting leg side bottom position fixedly connected with a fixed supporting plate, and the upper surface position of the fixed supporting plate is fixedly connected with a driving motor.
Preferably, the driving motor driving end is fixedly connected with a driving connecting shaft, one end, far away from the driving motor, of the driving connecting shaft is rotatably connected with the side wall of the fixed supporting leg, the driving connecting shaft penetrates through the driving gear in the middle, one end, close to the driving motor, of the driving connecting shaft penetrates through the driven gear in a fixed connection mode, and the driven gear is connected with the driving gear through gear teeth in a meshed mode.
Preferably, a plurality of fixing threaded holes which are uniformly distributed penetrate through the upper surface of the fixing connecting plate.
Preferably, a fixed support frame is fixedly connected between the two fixed support legs.
Preferably, vice leg adjusting device includes the rotation spout that two symmetries set up, two the spout that rotates is located fixed support leg and is located regulation cavity bottom both sides position, it runs through the setting with fixed support leg both sides to rotate the spout, fixed support leg is located two parallel lateral wall positions in the regulation cavity and sets up the spacing spout that two symmetries set up, two spacing spout place lateral wall is perpendicular setting with the lateral wall that rotates spout place.
Preferably, the position sliding connection has a fixed regulating block between two spacing spouts that lie in adjusting the cavity, fixed regulating block position rotates and is connected with the vice supporting leg that two symmetries set up, two vice supporting leg both sides position all runs through and has seted up spacing regulating groove, the equal fixedly connected with fixed connection axle in inner wall position middle part position of two rotation spouts of adjusting the cavity position.
Preferably, the fixed connecting shaft penetrates through the limit adjusting groove where the auxiliary supporting leg is located to be connected in a sliding mode, and two sides of the auxiliary supporting leg are connected with the side wall of the rotating sliding groove in a sliding mode.
Preferably, two roof central point puts fixedly connected with adjusting hydraulic cylinder in the regulation cavity in the fixed support leg, adjusting hydraulic cylinder's flexible end and fixed regulating block upper surface central point put fixed connection.
Preferably, the fixed connecting plate, the supporting connecting block, the rotating connecting shaft, the fixed supporting frame, the rotating steel ball, the fixed supporting leg, the auxiliary supporting leg and the fixed adjusting block are all made of manganese steel materials.
(III) advantageous effects
The invention provides a light semitrailer supporting device. The method has the following beneficial effects:
according to the invention, the fixed supporting legs and the auxiliary supporting legs are arranged, the driving gears and the driven gears drive the rotating connecting shafts to rotate through the driving motors, so that the fixed supporting legs rotate, the rotating steel balls roll with the ground conveniently, the carriage is supported by the fixed supporting legs, and the auxiliary supporting legs rotate by starting the adjusting hydraulic cylinders in order to facilitate the stability of the carriage.
Drawings
Fig. 1 is a front view of a light semitrailer supporting device of the present invention;
FIG. 2 is a side sectional view of a fixed support of the light weight semi-trailer support of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 1;
fig. 4 is a top view of a fixed connection plate of the light semitrailer supporting device of the present invention.
Wherein, 1, fixing the connecting plate; 2. supporting the connecting block; 3. rotating the connecting shaft; 4. fixing a support frame; 5. rotating the steel ball; 6. a fixed support leg; 7. rotating the chute; 8. a secondary support leg; 9. a limiting chute; 10. a limit adjusting groove; 11. fixing the connecting shaft; 12. fixing the threaded hole; 13. fixing the adjusting block; 14. adjusting the cavity; 15. adjusting a hydraulic cylinder; 16. a driving gear; 17. a drive connection shaft; 18. a drive motor; 19. a driven gear; 20. and fixing the support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in figures 1-4, the embodiment of the invention provides a light semitrailer supporting device, which comprises a fixed connecting plate 1, two symmetrically arranged supporting connecting blocks 2 are fixedly connected to the two sides of the lower surface of the fixed connecting plate 1, two symmetrically arranged fixed supporting legs 6 are arranged between the two supporting connecting blocks 2, a rotating connecting shaft 3 is fixedly connected between the two fixed supporting legs 6 in a penetrating manner, the two ends of the rotating connecting shaft 3 are rotatably connected with the supporting connecting blocks 2 at the corresponding positions in a penetrating manner, an adjusting cavity 14 is arranged in the two fixed supporting legs 6 at a position close to the bottom, an auxiliary leg adjusting device is arranged in the adjusting cavity 14, a rotating steel ball 5 is embedded in the central position of the lower surface of the two fixed supporting legs 6 in a rotating manner, a fixed supporting plate 20 is fixedly connected to the bottom of any, the driving motor 18 is fixedly connected to the upper surface of the fixed support plate 20.
The driving end of the driving motor 18 is fixedly connected with a driving connecting shaft 17, the driving connecting shaft 17 is far away from one end of the driving motor 18 and is rotatably connected with the side wall of the fixed supporting leg 6, the middle position of the driving connecting shaft 17 penetrates through the driving gear 16, the position, close to the driving motor 18, of the end of the rotating connecting shaft 3 penetrates through the driven gear 19, the driven gear 19 is meshed with the driving gear 16 through gear teeth, and the driving motor 18 power is conveniently transmitted. The upper surface of the fixed connecting plate 1 is provided with a plurality of uniformly distributed fixed threaded holes 12 in a penetrating way. Fixedly connected with fix the support frame 4 between two fixed support legs 6, restrict through fix the support frame 4 to fixed support leg 6 and avoid its deformation.
Vice leg adjusting device includes the rotation spout 7 that two symmetries set up, and two rotation spouts 7 are located fixed support leg 6 and are located the 14 bottom both sides positions of regulation cavity, rotate spout 7 and fixed support leg 6 both sides and be and run through the setting, and fixed support leg 6 is located two parallel lateral wall positions in regulation cavity 14 and sets up the spacing spout 9 that two symmetries set up, and two spacing spouts 9 are perpendicular setting at the lateral wall with rotation spout 7 at the lateral wall.
Be located position sliding connection between two spacing spouts 9 in the regulation cavity 14 and have fixed regulating block 13, fixed regulating block 13 position rotates and is connected with the vice supporting leg 8 that two symmetries set up, two vice supporting leg 8 both sides positions all run through and have seted up spacing adjustment tank 10, two inner wall positions of rotating spout 7 of regulation cavity 14 position equal fixedly connected with fixed connection axle 11 in position, can conveniently adjust the position of vice supporting leg 8 through fixed connection axle 11.
The fixed connecting shaft 11 is connected with the limiting adjusting groove 10 of the auxiliary supporting leg 8 in a penetrating and sliding mode, and the two sides of the two auxiliary supporting legs 8 are connected with the side wall of the rotating sliding groove 7 in a sliding mode. The central position of the top wall in the adjusting cavity 14 in the two fixed supporting legs 6 is fixedly connected with an adjusting hydraulic cylinder 15, the telescopic end of the adjusting hydraulic cylinder 15 is fixedly connected with the central position of the upper surface of the fixed adjusting block 13, and the fixed adjusting block 13 can be adjusted through the adjusting hydraulic cylinder 15. The fixed connection plate 1, the support connection block 2, the rotating connection shaft 3, the fixed support frame 4, the rotating steel balls 5, the fixed support legs 6, the auxiliary support legs 8 and the fixed adjusting blocks 13 are all made of manganese steel materials, and the manganese steel materials are hard and not prone to deformation.
The working principle is as follows: make driving gear 16 and driven gear 19 drive through driving motor 18 and rotate connecting axle 3 and rotate, make fixed support leg 6 rotate, conveniently rotate steel ball 5 and roll with ground, make fixed support leg 6 prop up the carriage, for the stability in convenient carriage, start regulation pneumatic cylinder 15 and make vice supporting leg 8 rotate, prop fixed support leg 6, make rotation steel ball 5 break away from ground, the effectual carriage that avoids removes, the convenience props up the carriage thoroughly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a lightweight semitrailer supporting device, includes fixed connection board (1), its characterized in that: two symmetrical supporting connecting blocks (2) are fixedly connected to the positions of the two sides of the lower surface of the fixed connecting plate (1), two symmetrical fixed supporting legs (6) are arranged between the two supporting connecting blocks (2), a rotating connecting shaft (3) is fixedly connected between the two fixed supporting legs (6) in a penetrating manner, the positions of the two ends of the rotating connecting shaft (3) are rotatably connected with the supporting connecting blocks (2) at the corresponding positions in a penetrating manner, an adjusting cavity (14) is arranged in the two fixed supporting legs (6) close to the bottom, an auxiliary leg adjusting device is arranged in the adjusting cavity (14), a rotating steel ball (5) is embedded and rotatably connected to the central position of the lower surface of the two fixed supporting legs (6), and a fixed supporting plate (20) is fixedly connected to the bottom of one side, far away from the fixed supporting legs (6), of any one, the upper surface of the fixed supporting plate (20) is fixedly connected with a driving motor (18).
2. The light weight semitrailer supporting device of claim 1, wherein: driving motor (18) drive end fixedly connected with drive connecting axle (17), drive connecting axle (17) are kept away from driving motor (18) one end and are rotated with fixed supporting leg (6) lateral wall and are connected, drive connecting axle (17) middle part position runs through fixedly connected with driving gear (16), it runs through fixedly connected with driven gear (19) to rotate connecting axle (3) and be close to driving motor (18) one end position, be connected through the meshing of teeth of a cogwheel between driven gear (19) and driving gear (16).
3. The light weight semitrailer supporting device of claim 1, wherein: the upper surface of the fixed connecting plate (1) is provided with a plurality of uniformly distributed fixed threaded holes (12) in a penetrating way.
4. The light weight semitrailer supporting device of claim 1, wherein: and a fixed support frame (4) is fixedly connected between the two fixed support legs (6).
5. The light weight semitrailer supporting device of claim 1, wherein: vice leg adjusting device includes rotation spout (7), two that two symmetries set up rotation spout (7) are located fixed support leg (6) and are located regulation cavity (14) bottom both sides position, it runs through the setting to rotate spout (7) and fixed support leg (6) both sides, fixed support leg (6) are located regulation cavity (14) two parallel lateral wall positions and set up spacing spout (9) that two symmetries set up, two spacing spout (9) place lateral wall is perpendicular setting with rotation spout (7) place lateral wall.
6. The light weight semitrailer supporting device of claim 1, wherein: adjust and lie in position sliding connection between two spacing spout (9) in cavity (14) and have fixed regulating block (13), fixed regulating block (13) position rotation is connected with vice supporting leg (8) that two symmetries set up, two vice supporting leg (8) both sides position all runs through and has seted up spacing adjustment tank (10), adjust two inner wall position middle part positions fixedly connected with fixed connection axle (11) of rotating spout (7) of cavity (14) position.
7. The light weight semitrailer supporting device of claim 6, wherein: the fixed connecting shaft (11) is connected with a limiting adjusting groove (10) where the auxiliary supporting leg (8) is located in a penetrating and sliding mode, and the two sides of the auxiliary supporting leg (8) are connected with the side wall of the rotating sliding groove (7) in a sliding mode.
8. The light weight semitrailer supporting device of claim 1, wherein: two roof central point puts fixedly connected with and adjusts pneumatic cylinder (15) in adjusting cavity (14) in fixed supporting leg (6), adjust the flexible end and fixed regulating block (13) upper surface central point of pneumatic cylinder (15) and put fixed connection.
9. The light weight semitrailer supporting device of claim 1, wherein: the fixed connecting plate (1), the supporting connecting block (2), the rotating connecting shaft (3), the fixed supporting frame (4), the rotating steel ball (5), the fixed supporting leg (6), the auxiliary supporting leg (8) and the fixed adjusting block (13) are all made of manganese steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314036.7A CN113022509A (en) | 2021-03-24 | 2021-03-24 | Lightweight semitrailer supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314036.7A CN113022509A (en) | 2021-03-24 | 2021-03-24 | Lightweight semitrailer supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113022509A true CN113022509A (en) | 2021-06-25 |
Family
ID=76473388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110314036.7A Pending CN113022509A (en) | 2021-03-24 | 2021-03-24 | Lightweight semitrailer supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113022509A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0900720A2 (en) * | 1997-09-02 | 1999-03-10 | Jakob Kläsi | Stability improving device for mounting on a pneumatic-tyred, single- or tandem-axle trailer for road vehicles |
| US20020036392A1 (en) * | 1998-11-06 | 2002-03-28 | Damron Tony R. | Extendable trailer |
| CN201856742U (en) * | 2010-10-29 | 2011-06-08 | 陶正兰 | Rollover prevention protective device for vehicle |
| CN203652841U (en) * | 2013-10-31 | 2014-06-18 | 中国人民解放军军事交通学院 | Portable emergency handling cab apron for semi-trailer |
| CN204956685U (en) * | 2015-07-30 | 2016-01-13 | 湖北智权知识产权咨询有限公司 | Take stabilising arrangement's two -wheeled moving platform |
| CN208469982U (en) * | 2017-12-12 | 2019-02-05 | 黄河交通学院 | A kind of lightweight trailer auxiliary support apparatus |
| CN110254401A (en) * | 2019-06-13 | 2019-09-20 | 徐州比亚机械设备有限公司 | A kind of semitrailer lifting landing leg |
| CN209667051U (en) * | 2019-03-14 | 2019-11-22 | 扬州富沃特工程机械制造有限公司 | A kind of supporter of semi-trailer convenient for storing and installing |
| CN110525394A (en) * | 2019-09-24 | 2019-12-03 | 江苏海丰交通设备科技有限公司 | A kind of auxiliary support apparatus of trailer tune wheel |
| CN209739036U (en) * | 2019-04-28 | 2019-12-06 | 陕西理工大学 | Mechanical support leg for engineering machinery |
| CN209776269U (en) * | 2019-01-08 | 2019-12-13 | 山东华劲专用汽车制造有限公司 | cargo bed can incline and turn over flat board transportation semitrailer |
| CN111439241A (en) * | 2020-03-18 | 2020-07-24 | 中山大学 | Lifting support device capable of assisting driving of semitrailer |
| CN211663219U (en) * | 2020-02-04 | 2020-10-13 | 北京华重夏德环保机械科技有限公司 | Movable lifting support leg |
-
2021
- 2021-03-24 CN CN202110314036.7A patent/CN113022509A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0900720A2 (en) * | 1997-09-02 | 1999-03-10 | Jakob Kläsi | Stability improving device for mounting on a pneumatic-tyred, single- or tandem-axle trailer for road vehicles |
| US20020036392A1 (en) * | 1998-11-06 | 2002-03-28 | Damron Tony R. | Extendable trailer |
| CN201856742U (en) * | 2010-10-29 | 2011-06-08 | 陶正兰 | Rollover prevention protective device for vehicle |
| CN203652841U (en) * | 2013-10-31 | 2014-06-18 | 中国人民解放军军事交通学院 | Portable emergency handling cab apron for semi-trailer |
| CN204956685U (en) * | 2015-07-30 | 2016-01-13 | 湖北智权知识产权咨询有限公司 | Take stabilising arrangement's two -wheeled moving platform |
| CN208469982U (en) * | 2017-12-12 | 2019-02-05 | 黄河交通学院 | A kind of lightweight trailer auxiliary support apparatus |
| CN209776269U (en) * | 2019-01-08 | 2019-12-13 | 山东华劲专用汽车制造有限公司 | cargo bed can incline and turn over flat board transportation semitrailer |
| CN209667051U (en) * | 2019-03-14 | 2019-11-22 | 扬州富沃特工程机械制造有限公司 | A kind of supporter of semi-trailer convenient for storing and installing |
| CN209739036U (en) * | 2019-04-28 | 2019-12-06 | 陕西理工大学 | Mechanical support leg for engineering machinery |
| CN110254401A (en) * | 2019-06-13 | 2019-09-20 | 徐州比亚机械设备有限公司 | A kind of semitrailer lifting landing leg |
| CN110525394A (en) * | 2019-09-24 | 2019-12-03 | 江苏海丰交通设备科技有限公司 | A kind of auxiliary support apparatus of trailer tune wheel |
| CN211663219U (en) * | 2020-02-04 | 2020-10-13 | 北京华重夏德环保机械科技有限公司 | Movable lifting support leg |
| CN111439241A (en) * | 2020-03-18 | 2020-07-24 | 中山大学 | Lifting support device capable of assisting driving of semitrailer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201457503U (en) | Self-loading container transport semitrailer | |
| CN205150022U (en) | A double -deck platform trailer for transporting full all terrain vehicle | |
| CN202201014U (en) | Unpowered vehicle for storing and transporting materials | |
| CN108791012B (en) | Flat-bed self-discharging semitrailer capable of realizing side-turning and discharging | |
| CN201033595Y (en) | Gooseneck device of the lift type semitrailer | |
| CN213799262U (en) | Underground trackless ore-transporting truck | |
| CN113022509A (en) | Lightweight semitrailer supporting device | |
| CN2866270Y (en) | Untrailing auxiliary work supporting device and self-unloading half-trailer thereof | |
| CN111301980A (en) | Belt conveyor connected with rear-end dump truck | |
| CA1327829C (en) | Side tipper support system | |
| CN203126614U (en) | Semi-trailer unloading device | |
| CN216069734U (en) | Low flat-bed semi-trailer with rail conveying device | |
| CN219236998U (en) | Semitrailer landing leg structure | |
| CN202518146U (en) | Self-loading and self-unloading trailer | |
| CN212892869U (en) | Semitrailer handling device | |
| CN215706736U (en) | Positioning device of container transport semitrailer | |
| CN110884468B (en) | Semitrailer car hopper lifting supporting device | |
| CN210027316U (en) | Semitrailer with movable protective device | |
| CN216582543U (en) | Combined remote control tank | |
| CN216069731U (en) | Side-turning self-unloading semitrailer with stable structure | |
| CN214776215U (en) | Transversely stable breast board semitrailer | |
| CN211521014U (en) | Intelligent dragging mechanism for bulk cargo loading device | |
| CN219056080U (en) | Light telescopic multifunctional truck tail plate | |
| CN218258463U (en) | Multifunctional flat-plate transport vehicle | |
| CN216508590U (en) | Telescopic multi-functional transport vechicle about heavy four-axis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 225000 Shuangtang Industrial Park, Ganquan Street, Hangjiang District, Yangzhou City, Jiangsu Province, No. 86 Applicant after: Jiangsu Lanxun environmental protection Co.,Ltd. Address before: 225000 Shuangtang Industrial Park, Ganquan Street, Hangjiang District, Yangzhou City, Jiangsu Province, No. 86 Applicant before: Yangzhou Fuwat Construction Machinery Manufacturing Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210625 |
|
| RJ01 | Rejection of invention patent application after publication |