CN211006246U - Mechanical hopper plate turnover device for spreading machine and spreading machine - Google Patents
Mechanical hopper plate turnover device for spreading machine and spreading machine Download PDFInfo
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- CN211006246U CN211006246U CN201921230090.8U CN201921230090U CN211006246U CN 211006246 U CN211006246 U CN 211006246U CN 201921230090 U CN201921230090 U CN 201921230090U CN 211006246 U CN211006246 U CN 211006246U
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Abstract
The utility model discloses a mechanical hopper plate turnover device for a spreading machine and a spreading machine, belonging to the field of spreading machine parts, comprising a plate turnover device body, wherein the plate turnover device body is connected at the front ends of a left hopper and a right hopper, the front end of a scraping bottom plate is fixedly connected with a cover plate, the plate turnover device body comprises a main turning plate, a first articulated shaft, a left turning plate, a right turning plate, a left connecting piece, a right connecting piece, a left fixing plate, a left articulated shaft, a right fixing plate, a right articulated shaft, a left limiting rod and a right limiting rod, the main turning plate is articulated on the cover plate at the front end of the scraping bottom plate through the first articulated shaft, the left turning plate is rotationally connected at the front end of the left hopper, and; a paver. The utility model discloses a mechanical type hopper plate turnover and paver for paver reduce to spread the material and pile up on plate turnover, and plate turnover rotates with the hopper in step, and the material that spreads out can be along with plate turnover machinery rotates the slip in the scraper bottom plate.
Description
Technical Field
The utility model belongs to paver spare part field especially relates to a mechanical type hopper plate turnover and paver for paver.
Background
The receiving system of the paver comprises a pushing roller, a left hopper, a right hopper and a scraping bottom plate. The pushing idler wheel of the paver contacts with the rear wheel of the tripper to enable the tripper to advance along with the paver, the tripper unloads paving materials into the hopper through the inclination of the carriage, and the paving materials are conveyed to the spiral distributing device on the rear side of the paver by the scraper to be fed to the screed for paving the pavement, wherein the paving materials have higher temperature so as to be bonded and compacted when being pressed on a road. The spreading materials in the scraping bottom plate are gradually reduced along with the continuous forward spreading of the spreading machine, in order to ensure continuous feeding, the hoppers on two sides can be closed to enable the spreading materials in the hoppers to slide into the scraping bottom plate, the sliding part of the spreading materials is accumulated on a cover plate at the front end of the scraping bottom plate, and the spreading materials on the cover plate cannot be conveyed backwards into the scraping bottom plate and can only be manually shoveled into the scraping bottom plate due to the fixed cover plate, so that the time and the labor are wasted, and the utilization rate of the spreading materials is reduced; in addition, because the hopper opens and shuts repeatedly and leads to the high temperature spreading material on the fixed apron more and more, the high temperature spreading material can produce the temperature segregation along with the temperature reduction, solidifies in addition and is difficult to the clearance on the apron, and the manual work is thrown the spreading material to the in-process of scraping the material bottom plate with spreading the material shovel and is raised the spreading material, makes the spreading material produce certain material segregation, and temperature segregation and material segregation are huge to road surface construction quality influence. This problem is a technical problem to be solved in the art.
Disclosure of Invention
Problem to prior art existence, the utility model provides a reduce to spread out the piling up of stone on plate turnover, plate turnover rotates with the hopper is synchronous, and the stone that spreads out can slide into the paver among the scraper bottom plate along with plate turnover machinery rotates with plate turnover machinery and uses mechanical type hopper plate turnover and paver.
A mechanical hopper plate turnover device for a paver comprises a plate turnover device body, wherein the plate turnover device body is connected to the front ends of a left hopper and a right hopper of the paver, the left hopper and the right hopper are positioned on two sides of a scraping bottom plate of the paver, the front end of the scraping bottom plate is fixedly connected with a cover plate, the plate turnover device body comprises a main turning plate, a first hinged shaft, a left turning plate, a right turning plate, a left connecting piece, a right connecting piece, a left fixing plate, a left hinged shaft, a right fixing plate, a right hinged shaft, a left limiting rod and a right limiting rod, and the main turning plate is hinged to the front end of the scraping bottom plate right above the cover plate through the first hinged shaft; the front end of the left hopper is fixedly connected with the left fixing plate, the left turning plate is hinged with the left fixing plate through the left hinge shaft so as to be connected to the front end of the left hopper, a left limiting rod is fixedly connected to the lower portion of the right end of the left turning plate along the right end of the left turning plate, and the left turning plate is lapped above the main turning plate through the left limiting rod; the right side hopper is fixedly connected with the right side fixing plate at the front end, the right side turning plate is hinged with the right side fixing plate through the right side hinge shaft so as to be connected with the front end of the right side hopper, a right side limiting rod is fixedly connected with the lower part of the left end of the right side turning plate along the left end of the right side turning plate, and the right side turning plate is lapped above the main turning plate through the right side limiting rod; the two ends of the left side connecting piece are respectively connected with the left side hopper and the main turning plate, the two ends of the right side connecting piece are respectively connected with the right side hopper and the main turning plate, and the left side hopper pulls the main turning plate through the left side connecting piece and the right side hopper through the right side connecting piece.
Among this technical scheme, the main board that turns over covers the upper portion of the apron, the partly spreading material that slides down when making both sides hopper close is piled up on the board is turned over in the owner, the left side hopper passes through left side connecting piece fixed connection owner and turns over the board, the right side hopper passes through right side connecting piece fixed connection owner and turns over the board, when the hopper is opened and shut and is rotated, the left side hopper passes through the left side connecting piece, the right side hopper drives the main board that turns over through the right side connecting piece and rotates backward in step, reduce the piling up of spreading material on the main board that turns over, make the spreading material that piles up on the main board that turns over slide into along with the upset of. The left turning plate is rotationally connected to the front end of the left hopper, and the right turning plate is rotationally connected to the front end of the right hopper, so that the left turning plate and the right turning plate synchronously rotate in the same direction along with the rotation of the hoppers on the two sides; the board is turned over on the left side and is held up to the board and the board is turned over on the right side to the owner, and the board is turned over on the board and the synchronous backward rotation of board is turned over on the board with the owner to the left side, reduces to pave the material and turns over the piling up on board and the board is turned over on the right side in the left side, makes to pile up and turns over the board on the board, the right side and turn over the material of paving.
In the above technical solution, preferably, the left connecting member is a left lifting chain, the lower end of the left side plate of the left hopper near the main turning plate is provided with a first mounting seat and a first lock catch matched with the first mounting seat, the left end of the main turning plate near the left side plate is provided with a second mounting seat and a second lock catch matched with the second mounting seat, and two ends of the left lifting chain are respectively connected with the first lock catch and the second lock catch;
the right connecting piece adopts a right lifting chain, a third mounting seat and a third lock catch matched with the third mounting seat are arranged at the lower end of a right side plate of the right hopper close to the side of the main turning plate, a fourth mounting seat and a fourth lock catch matched with the fourth mounting seat are arranged at the right end of the main turning plate close to the side of the right side plate, and two ends of the right lifting chain are respectively connected with the third lock catch and the fourth lock catch.
Among this technical scheme, left side hopper and right side hopper open and shut and drive the main board that turns over through left side lifting chain and right side lifting chain and rotate backward in step when rotating, lead to the material of spreading to leak when avoiding the maloperation, this project organization is simple, practices thrift the cost, is convenient for maintain, and occupation space is little.
In the above technical solution, preferably, a front end rubber plate is arranged along the front end face of the main turning plate, and a front end flitch is arranged at the front part of the front end rubber plate; a left rubber plate is arranged along the front end surface of the left turning plate, and a left attachment plate is arranged at the front part of the left rubber plate; and a right rubber plate is arranged on the front end face of the right turning plate, and a right attachment plate is arranged on the front part of the right rubber plate.
According to the technical scheme, a front-end rubber plate is fixedly connected to a main turning plate through a front-end flitch, a left-side rubber plate is fixedly connected to a left-side turning plate through a left-side flitch, a right-side rubber plate is fixedly connected to a right-side turning plate through a right-side flitch, and the front-end rubber plate, the left-side rubber plate and the right-side rubber plate can respectively prevent paving materials from leaking to the ground from installation positions of the front-end rubber plate, the left-side rubber plate and the right-side rubber plate; the front-end flitch, the left-side flitch and the right-side flitch are respectively connected to the plate turnover device through fasteners, all adopt carbon steel materials, play a role in fixing the rubber plate and prevent the rubber plate from being damaged.
The utility model also provides a paver, hopper plate turnover including paver automobile body, hopper and connection hopper, hopper plate turnover adopts arbitrary in the above-mentioned technical scheme mechanical type hopper plate turnover for the paver.
In this technical scheme, because this paver includes any one of above-mentioned technical scheme mechanical hopper flap gear for the paver, therefore have above-mentioned mechanical hopper flap gear for the paver beneficial effect, no longer give unnecessary details here.
To sum up, left side hopper and right side hopper open and shut when rotating, turn over the board synchronous backward through lifting chain traction owner, turn over board and right side through rotating to connect the left side and turn over board and right side and turn over board and drive the board synchronous syntropy rotation of turning over on the left side and turn over board and right side, the board holds up the board and turns over on the left side and turn over board and right side and turn over board and rotate backward in step simultaneously, realize the synchronous upset of plate turnover device and hopper, this design makes main board and the left side turn over the board, the right side turns over the whole slides in of the spreading material on the board and scrapes the material bottom plate, the spreading is to the highway, improve the spreading material utilization ratio, manpower and materials are saved, reduce the operational risk, reduce the spreading cost.
Drawings
Fig. 1 is a top view provided by an embodiment of the present invention;
fig. 2 is a front view of the main turning plate provided by the embodiment of the present invention when the main turning plate is turned backwards.
In the figure: 1. a plate turnover device body; 11. a scraping bottom plate; 12. a left hopper; 13. a right hopper; 14. A cover plate; 2. a main turning plate; 21. a first hinge shaft; 22. a front end rubber plate; 23. a front-end flitch; 3. a left side turning plate; 31. a left rubber plate; 32. a left flitch plate; 33. a left side fixing plate; 34. a left side articulated shaft; 35. a left side limiting rod; 4. a right turning plate; 41. a right rubber plate; 42. a right side flitch plate; 43. a right side fixing plate; 44. a right side hinged shaft; 45. a right side limiting rod; 5. a left side connector; 51. a left side hoist chain; 52. a first mounting seat; 53. a first lock catch; 54. a second mounting seat; 55. a second lock catch; 6. a right side connecting piece; 61. a right side hoist chain; 62. a third mounting seat; 63. a third lock catch; 64. a fourth mounting seat; 65. a fourth lock catch; 7. paving a locomotive body; 8. and (4) a hopper.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model discloses a mechanical type hopper plate turnover and paver for paver reduce to spread the material and pile up on plate turnover, and plate turnover rotates with the hopper in step, and the material that spreads out can be along with plate turnover machinery rotates the slip in the scraper bottom plate. For further explanation of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings:
a mechanical hopper flap device for a paver comprises a flap device body 1, wherein the flap device body 1 is connected to the front ends of a left hopper 12 and a right hopper 13 of the paver, the left hopper 12 and the right hopper 13 are positioned on two sides of a scraping bottom plate 11 of the paver, the front end of the scraping bottom plate 11 is fixedly connected with a cover plate 14, the flap device body 1 comprises a main flap 2, a first hinge shaft 21, a left flap 3, a right flap 4, a left connecting piece 5, a right connecting piece 6, a left fixing plate 33, a left hinge shaft 34, a right fixing plate 43, a right hinge shaft 44, a left limiting rod 35 and a right limiting rod 45, and the main flap 2 is hinged to the front end of the scraping bottom plate 11 through the first hinge shaft 21 and above the cover plate 14; the front end of the left hopper 12 is fixedly connected with the left fixing plate 33, the left turning plate 3 is hinged with the left fixing plate 33 through the left hinge shaft 34 so as to be connected with the front end of the left hopper 12, a left limiting rod 35 is fixedly connected below the right end of the left turning plate 3 along the right end of the left turning plate 3, and the left turning plate 3 is lapped above the main turning plate 2 through the left limiting rod 35; the front end of the right hopper 13 is fixedly connected with the right fixing plate 43, the right turning plate 4 is hinged with the right fixing plate 43 through the right hinge shaft 44 and is connected with the front end of the right hopper 13, a right limiting rod 45 is fixedly connected below the left end of the right turning plate 4 along the left end of the right turning plate 4, and the right turning plate 4 is lapped above the main turning plate 2 through the right limiting rod 45; the two ends of the left side connecting piece 5 are respectively connected with the left side hopper 12 and the main turning plate 2, the two ends of the right side connecting piece 6 are respectively connected with the right side hopper 13 and the main turning plate 2, and the left side hopper 12 pulls the main turning plate 2 through the left side connecting piece 5 and the right side hopper 13 through the right side connecting piece 6.
As shown in fig. 1 and fig. 2, the main board 2 that turns over covers on 14 upper portions of apron, make the partly paver pile that slides down when both sides hopper closes on main board 2 that turns over, left side hopper 12 is through 5 fixed connection owner of left side connecting piece and turns over board 2, right side hopper 13 is through 6 fixed connection owner of right side connecting piece and turns over board 2, when the hopper opens and shuts and rotates, left side hopper 12 is through left side connecting piece 5, right side hopper 13 drives main board 2 synchronous backward rotation that turns over through right side connecting piece 6, reduce the pile up of paver on main board that turns over, make the paver that piles up on main board 2 slide into scraper bottom plate 11 along with the upset of main board 2 that turns over, improve the paver utilization ratio. The left turning plate 3 is rotationally connected to the front end of a left hopper 12, the right turning plate 4 is rotationally connected to the front end of a right hopper 13, and the left turning plate 3 and the right turning plate 4 synchronously rotate in the same direction along with the rotation of the hoppers on the two sides; the board 2 is turned over in the main left side and has held up the board 3 and the board 4 is turned over on the right side in the left side, and the board 3 is turned over on the board 4 and the board 2 synchronous backward rotation is turned over on the board to the left side with the right side, reduces to spread out the bed material and turns over the piling up on board 3 and the board 4 is turned over on the right side in the left side, makes to pile up and turns over the bed material that spreads out on board 3, the board 4 on the right.
Further, the arrangement of the left fixing plate 33 and the right fixing plate 43 improves the welding precision and the connection firmness with the left hopper 12 and the right hopper 13. The left side gag lever post 35 shape turns over board 3 and the main clearance phase-match between the board 2 that turns over with the left side, and the right side gag lever post 45 shape turns over board 4 and the main clearance phase-match between the board 2 that turns over with the right side, effectively prevents that the main board 2, the left side from turning over the board 3 and the right side turns over 4 upper portions of board and spread the leakage of bed material to make the left side turn over board 3 and the right side turn over board 4 along with the main rotation backward rotation that turns over. The left limiting rod 35 and the right limiting rod 45 are respectively connected with the turning plates at the two sides in a welding mode, a fastening piece connecting mode and the like, the materials can be plain carbon steel or high-quality carbon steel, the wear resistance of the steel is improved after heat treatment, the processing and the manufacturing are convenient, and the cost is reduced.
In the above technical solution, preferably, the left connecting member 5 is a left lifting chain 51, the lower end of the left side plate of the left hopper 12 near the main turning plate 2 is provided with a first mounting seat 52 and a first lock catch 53 matched with the first mounting seat, the left end of the main turning plate 2 near the left side plate is provided with a second mounting seat 54 and a second lock catch 55 matched with the second mounting seat, and two ends of the left lifting chain 51 are respectively connected to the first lock catch 53 and the second lock catch 55; the right connecting piece 6 adopts a right lifting chain 61, a third mounting seat 62 and a third lock catch 63 matched with the third mounting seat are arranged at the lower end of the right side plate of the right hopper 13 close to the side of the main turning plate 2, a fourth mounting seat 64 and a fourth lock catch 65 matched with the fourth mounting seat are arranged at the right end of the main turning plate 2 close to the side of the right side plate, and two ends of the right lifting chain 61 are respectively connected with the third lock catch 63 and the fourth lock catch 65. In this embodiment, the selection of the installation positions of the first, second, third and fourth installation seats 52, 54, 62 and 64 can avoid the interference between the left and right lifting chains 51 and 61 and other parts of the apparatus. Left side hopper 12 and right side hopper 13 drive main board 2 synchronous backward rotation through left side lifting chain 51 and right side lifting chain 61 when opening and shutting and rotate, lead to the material of spreading to leak when avoiding the maloperation, adopt the lifting chain length of being convenient for adjust, and then conveniently satisfy the main requirement of turning over the board different angles of upset. Further, the left-side hoist chain 51 and the right-side hoist chain 61 are subjected to plating rust prevention treatment, and materials meeting the strength requirement can be selected according to the load. The design structure is simple, the cost is saved, the maintenance is convenient, and the occupied space is small. Wherein, left side lifting chain 51 and right side lifting chain 61 can adopt the iron chain, satisfy the use strength requirement, and reduce cost, the purchase of being convenient for.
In the above technical solution, preferably, a front end rubber plate 22 is arranged along the front end surface of the main turning plate 2, and a front end attachment plate 23 is arranged in front of the front end rubber plate 22; a left rubber plate 31 is arranged along the front end face of the left turning plate 3, and a left attachment plate 32 is arranged at the front part of the left rubber plate 31; a right rubber plate 41 is arranged along the front end face of the right turning plate 4, and a right attachment plate 42 is arranged in front of the right rubber plate 41. In the technical scheme, a front-end rubber plate 22 is fixedly connected to a main turning plate 2 through a front-end attachment plate 23, a left-side rubber plate 31 is fixedly connected to a left-side turning plate 3 through a left-side attachment plate 32, a right-side rubber plate 41 is fixedly connected to a right-side turning plate 4 through a right-side attachment plate 42, the front-end rubber plate 22, the left-side rubber plate 31 and the right-side rubber plate 41 can respectively prevent paving materials from leaking to the ground from mounting positions of the front-end rubber plate 22, the left-side rubber plate 31 and the right-side rubber plate 41, and a rubber material is adopted to facilitate the extension of a carriage of a tripper with a; the front-end flitch 23, the left flitch 32 and the right flitch 42 are respectively connected on the plate turnover device by fasteners, all adopt carbon steel materials, play the role of fixing rubber plates and can prevent the rubber plates from being damaged.
The utility model also provides a paver, hopper plate turnover including paver automobile body 7, hopper 8 and connection hopper, hopper plate turnover adopts arbitrary in the above-mentioned technical scheme mechanical type hopper plate turnover for the paver.
In this technical scheme, because this paver includes any one of above-mentioned technical scheme mechanical hopper flap gear for the paver, therefore have above-mentioned mechanical hopper flap gear for the paver beneficial effect, no longer give unnecessary details here.
The working principle is as follows: when left side hopper 12 and right side hopper 13 opened and shut and rotate, turn over board 2 synchronous backward upset through promoting the chain traction owner, turn over board 3 and right side and turn over board 4 and drive the left side and turn over board 3 and the synchronous syntropy of board 4 and rotate with the right side through rotating the connection left side, it turns over board 4 and drive the left side and turn over board 3 and the synchronous backward rotation of board 4 with the right side to turn over board 2 to turn over board 3 to turn over in the board 4 in the main side of turning over simultaneously, realize turning over board device and hopper 8's synchronous upset, this design makes the owner turn over board 2 and the left side and turns over board 3, the right side turns over the whole sliding of spreading material on board 4 and scrapes material bottom plate 11, pave on the highway, improve the spreading material utilization ratio, practice thrift manpower and materials.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the spirit and principles of the present invention, such as the replacement of the lifting chain with the rod set, the cam mechanism, etc., should be included in the protection scope of the present invention.
Claims (4)
1. A mechanical hopper plate turnover device for a paver comprises a plate turnover device body (1), the plate turnover device body (1) is connected with the front ends of a left hopper (12) and a right hopper (13) of the paver, the left hopper (12) and the right hopper (13) are positioned at two sides of a scraping bottom plate (11) of the paver, a cover plate (14) is fixedly connected at the front end of the scraping bottom plate (11), it is characterized in that the plate turnover device body (1) comprises a main turnover plate (2), a first articulated shaft (21), a left side turnover plate (3), a right side turnover plate (4), a left side connecting piece (5), a right side connecting piece (6), a left side fixing plate (33), a left side articulated shaft (34), a right side fixing plate (43), a right side articulated shaft (44), a left side limiting rod (35) and a right side limiting rod (45), the main turning plate (2) is hinged above the cover plate (14) at the front end of the scraping bottom plate (11) through the first hinge shaft (21); the front end of the left hopper (12) is fixedly connected with the left fixing plate (33), the left turning plate (3) is hinged to the left fixing plate (33) through the left hinge shaft (34) so as to be connected to the front end of the left hopper (12), a left limiting rod (35) is fixedly connected to the lower portion of the right end of the left turning plate (3) along the right end of the left turning plate (3), and the left turning plate (3) is lapped above the main turning plate (2) through the left limiting rod (35); the front end of the right hopper (13) is fixedly connected with the right fixing plate (43), the right turning plate (4) is hinged to the right fixing plate (43) through the right hinge shaft (44) and is connected to the front end of the right hopper (13), a right limiting rod (45) is fixedly connected to the lower portion of the left end of the right turning plate (4) along the left end of the right turning plate (4), and the right turning plate (4) is lapped above the main turning plate (2) through the right limiting rod (45); the left side hopper (12) and the main turning plate (2) are connected to the two ends of the left side connecting piece (5) respectively, the right side hopper (13) and the main turning plate (2) are connected to the two ends of the right side connecting piece (6) respectively, the left side hopper (12) is pulled through the right side connecting piece (5) and the right side hopper (13) is pulled through the right side connecting piece (6) to form the main turning plate (2).
2. The mechanical hopper flap device for the spreading machine as claimed in claim 1, wherein the left connecting piece (5) adopts a left lifting chain (51), the lower end of the left side plate of the left hopper (12) near the main flap (2) is provided with a first mounting seat (52) and a first lock catch (53) matched with the first mounting seat, the left end of the main flap (2) near the left side plate is provided with a second mounting seat (54) and a second lock catch (55) matched with the second mounting seat, and two ends of the left lifting chain (51) are respectively connected with the first lock catch (53) and the second lock catch (55);
the right connecting piece (6) adopts a right lifting chain (61), a third mounting seat (62) and a third lock catch (63) matched with the third mounting seat are arranged at the lower end of a right side plate of the right hopper (13) close to the side of the main turning plate (2), a fourth mounting seat (64) and a fourth lock catch (65) matched with the fourth mounting seat are arranged at the right end of the main turning plate (2) close to the side of the right side plate, and two ends of the right lifting chain (61) are respectively connected with the third lock catch (63) and the fourth lock catch (65).
3. The mechanical hopper flap device for the spreading machine according to claim 1, wherein a front end rubber plate (22) is arranged along the front end surface of the main flap (2), and a front end flitch plate (23) is arranged in front of the front end rubber plate (22); a left rubber plate (31) is arranged along the front end face of the left turning plate (3), and a left attachment plate (32) is arranged at the front part of the left rubber plate (31); a right rubber plate (41) is arranged along the front end face of the right turning plate (4), and a right attachment plate (42) is arranged in front of the right rubber plate (41).
4. A paver comprising a paver body (7), a hopper (8) and a hopper flap connected to the hopper, characterized in that the hopper flap is a mechanical hopper flap for pavers as claimed in any one of claims 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921230090.8U CN211006246U (en) | 2019-07-30 | 2019-07-30 | Mechanical hopper plate turnover device for spreading machine and spreading machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921230090.8U CN211006246U (en) | 2019-07-30 | 2019-07-30 | Mechanical hopper plate turnover device for spreading machine and spreading machine |
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| CN211006246U true CN211006246U (en) | 2020-07-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468659A (en) * | 2019-07-30 | 2019-11-19 | 天津工程机械研究院有限公司 | A kind of paver mechanical hopper panel turnover device and paver |
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2019
- 2019-07-30 CN CN201921230090.8U patent/CN211006246U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468659A (en) * | 2019-07-30 | 2019-11-19 | 天津工程机械研究院有限公司 | A kind of paver mechanical hopper panel turnover device and paver |
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