CN114875747A - Land leveler for roadbed and road surface construction - Google Patents
Land leveler for roadbed and road surface construction Download PDFInfo
- Publication number
- CN114875747A CN114875747A CN202210782363.XA CN202210782363A CN114875747A CN 114875747 A CN114875747 A CN 114875747A CN 202210782363 A CN202210782363 A CN 202210782363A CN 114875747 A CN114875747 A CN 114875747A
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- CN
- China
- Prior art keywords
- scraper
- spout
- movable rod
- telescopic link
- soil
- 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.)
- Granted
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/30—Tamping or vibrating apparatus other than rollers ; Devices for ramming individual paving elements
- E01C19/34—Power-driven rammers or tampers, e.g. air-hammer impacted shoes for ramming stone-sett paving; Hand-actuated ramming or tamping machines, e.g. tampers with manually hoisted dropping weight
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
- E02F3/80—Component parts
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
- E02F3/80—Component parts
- E02F3/815—Blades; Levelling or scarifying tools
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
- E02F3/80—Component parts
- E02F3/815—Blades; Levelling or scarifying tools
- E02F3/8152—Attachments therefor, e.g. wear resisting parts, cutting edges
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/32—Rippers
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Road Repair (AREA)
Abstract
The invention relates to the technical field of land levelers, and discloses a land leveller for constructing a roadbed and a road surface, which comprises a machine body and a scraper, wherein a movable cavity is formed in the scraper, a movable rod is sleeved on the bottom surface of the movable cavity in a sliding manner, a stop block is fixedly sleeved on the outer surface of the movable rod and positioned in the movable cavity, a spring is fixedly connected to the bottom surface of the movable cavity and positioned on the outer side of the movable rod, a pressing plate is fixedly connected to the bottom of the movable rod, a sliding groove is formed in the scraper and positioned on the left side of the movable cavity, a telescopic rod is sleeved in the sliding groove in a sliding manner, and a tension spring is fixedly connected to the inner side of the sliding groove and positioned on the outer side of the telescopic rod. According to the invention, the telescopic rod which pushes the scraper to the surface continuously pushes the soil to move the movable rod and the pressing plate upwards in the sliding chute continuously in a reciprocating motion manner, and then the potential energy of the spring and the gravity of the pressing plate are utilized to descend, so that the pressing plate can level the soil which passes over the scraper, and the soil flatness is ensured.
Description
Technical Field
The invention relates to the technical field of land levellers, in particular to a land leveller for roadbed and pavement construction.
Background
The land leveller is a main machine used for shaping and leveling operation in earthwork, is widely applied to roadbed construction of roads and large-area ground construction, and is used for ensuring the flatness of the roadbed, so that the pressure borne by the constructed roads can be uniformly distributed, and the service life of the roads is prolonged.
The existing planisher often utilizes scarifier in the front of the machine body to loosen the soil on the ground firstly in the use process, then scrapes the ground after loosening the soil through the scraper at the rear side of the scarifier to achieve the effect of leveling the ground, but the scraper scrapes the soil continuously in the process of moving, the soil scraped by the scraper can continuously move up along the knife face of the scraper, even part of the soil can cross the top of the scraper in the long-term operation process, thereby dropping on the rear side of the scraper, and the soil dropped can not be scraped flatly at the moment, and further the leveling efficiency on the ground is poor, meanwhile, the scraper is continuously contacted with the soil, the soil is extruded between the ground and the scraper, part of the soil can be adhered on the knife face of the scraper, and the leveling effect of the scraper is reduced.
Disclosure of Invention
Aiming at the defects of the existing land leveller in the prior art in the using process, the invention provides the land leveller for constructing the roadbed and the road surface, which has the advantages of effectively leveling the soil passing over the scraper and cleaning the soil adhered to the blade surface of the scraper, and solves the technical problems in the prior art.
The invention provides the following technical scheme: the utility model provides a leveler for road bed and road surface are built, includes organism and scraper, movable chamber has been seted up to the inside of scraper, the movable rod has been cup jointed in the bottom surface slip in movable chamber, the surface of movable rod and the fixed dog that has cup jointed in the inside that is located movable chamber, the bottom surface in movable chamber and the outside fixedly connected with spring that is located the movable rod, the bottom fixedly connected with clamp plate of movable rod, the spout has been seted up in the inside of scraper and the left side that is located movable chamber, the telescopic link has been cup jointed in the inside slip of spout, the inside of spout and the outside fixedly connected with extension spring that is located the telescopic link.
Preferably, the activity chamber communicates with the spout, the quantity of spout is nine, nine the spout is three a set of and parallel arrangement, the quantity and the spout of telescopic link and extension spring equal and correspond, the both ends of extension spring fixed connection respectively in the lateral wall of spout and the surface of telescopic link.
Preferably, the lower part of movable rod stretches out the bottom of scraper, the quantity of dog is three, and is three the dog corresponds with three groups of telescopic links, the terminal surface that the dog is close to telescopic link one side is the inclined plane, the terminal surface that the telescopic link is close to dog one side also is the inclined plane and the gradient equals the gradient of dog.
Preferably, the top of the spring is fixedly connected to the bottom surface of the lowest side stop block, and the bottom surface is flush with the bottom surface of the scraper when the pressure plate moves to the lowest stroke.
Preferably, the left side of the telescopic rod extends out of the knife surface of the scraper, and one end of the telescopic rod extending out of the scraper is hemispherical.
The invention has the following beneficial effects:
1. the invention designs the movable cavity, the movable rod, the stop block, the pressing plate, the sliding chute and the telescopic rod, continuously scrapes the soil through the scraper, continuously pushes the scraper to the telescopic rod on the surface, continuously reciprocates the telescopic rod in the sliding chute, further utilizes the inclined surface at the top end of the telescopic rod to promote the stop block to move upwards, leads the stop block to drive the movable rod and the pressing plate to move upwards, then utilizes the potential energy of the spring and the gravity of the pressing plate to descend, leads the pressing plate to level the soil passing over the scraper, promotes the telescopic rod to drive the stop block and the pressing plate to continuously reciprocate up and down through the self-vibration of the spring and equipment, utilizes the soil to drive the movement of the telescopic rod, realizes the micro-vibration of the pressing plate, has soil scattered on the scraped bottom surface after the bottom surface is scraped by the grader, thereby utilizing the micro-vibration of the pressing plate to realize the pre-compaction treatment after the soil is scraped, through the arrangement, the effect of ground leveling can be achieved while the energy loss is reduced.
2. According to the invention, through the design of the movable cavity, the movable rod, the stop block, the pressing plate, the sliding chute and the telescopic rod, after the telescopic rod moves under the action of soil, due to the energy storage of the tension spring, the telescopic rod is driven to move and reset under the action of the potential energy of the tension spring so as to extend out of the surface of the scraper, the clay adhered to the surface of the scraper is driven to be pushed open by the extended telescopic rod and fall off, and meanwhile, the tension spring can generate vibration when releasing the energy storage, so that the soil adhered to the surface of the scraper is further driven to fall off.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of a cross frame according to the present invention;
FIG. 3 is a perspective view of the scraper of the present invention;
FIG. 4 is a schematic view of the internal structure of the scraper blade of the present invention;
FIG. 5 is a schematic diagram of the upward-moving state of the pressing plate shown in FIG. 4 according to the present invention.
In the figure: 1. a body; 2. a suspension; 3. a cross frame; 4. a ripper; 5. fixing the rod; 6. a scraper; 61. a movable cavity; 62. a movable rod; 63. a stopper; 64. a spring; 65. pressing a plate; 66. a chute; 67. a telescopic rod; 68. a tension spring.
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.
Referring to fig. 1-2, a grader for roadbed and road construction includes a machine body 1, a suspension 2 is fixedly mounted on the upper portion of the left side of the machine body 1, a cross frame 3 is fixedly mounted on the lower portion of the left side of the machine body 1, the left end of the suspension 2 is fixedly connected to the top surface of the cross frame 3, a ripper 4 is fixedly mounted on the bottom surface of the cross frame 3 close to the left, a fixing rod 5 is fixedly mounted on the side surface of the cross frame 3 close to the right, and a scraper 6 is fixedly sleeved on the outer side of the fixing rod 5.
Referring to fig. 1-5, a movable cavity 61 is formed inside the scraper 6, a movable rod 62 is slidably sleeved on the bottom surface of the movable cavity 61, a stop 63 is fixedly sleeved on the outer surface of the movable rod 62 and located inside the movable cavity 61, a spring 64 is fixedly connected on the bottom surface of the movable cavity 61 and located outside the movable rod 62, a pressing plate 65 is fixedly connected on the bottom of the movable rod 62, the top of the spring 64 is fixedly connected on the bottom surface of the lowermost stop 63, the bottom surface of the pressing plate 65 is flush with the bottom surface of the scraper 6 when moving to the bottommost stroke, so that the pressing plate 65 can level soil passing over the scraper 6, it is ensured that the bottom surface scraped by the scraper 6 is flat and simple, a chute 66 is formed inside the scraper 6 and located on the left side of the movable cavity 61, an expansion link 67 is slidably sleeved inside the chute 66, the lower portion of the movable rod 62 extends out of the bottom of the scraper 6, the number of the stops 63 is three, and the three stops 63 correspond to the three expansion links 67, the end surface of the side, close to the telescopic link 67, of the stop block 63 is an inclined surface, the end surface of the side, close to the stop block 63, of the telescopic link 67 is also an inclined surface, the inclination of the inclined surface is equal to the inclination of the stop block 63, when the telescopic link 67 extends into the movable cavity 61, the inclined surface of the stop block 63 is utilized to drive the stop block 63 to move upwards, the movable rod 62 is further driven to move upwards, the left side of the telescopic link 67 extends out of the knife surface of the scraper 6, one end, extending out of the scraper 6, of the telescopic link 67 is hemispherical, the telescopic link 67 can push away soil adhered to the scraper 6 conveniently, the inner part of the sliding groove 66 and the outer side of the telescopic link 67 are fixedly connected with the tension spring 68, the movable cavity 61 is communicated with the sliding groove 66, the number of the sliding grooves 66 is nine, the nine sliding grooves 66 are arranged in a group and in parallel, the number of the telescopic link 67 and the tension spring 68 is equal and corresponding to the number of the sliding groove 66, and two ends of the tension spring 68 are respectively and fixedly connected to the side wall of the sliding groove 66 and the outer surface of the telescopic link 67, it is ensured that sufficient stress area exists between the soil and the telescopic rod 67, and the telescopic rod 67 is pushed by the soil to stretch continuously.
Referring to fig. 1-5, when the machine body 1 is in normal operation, the soil is scraped by the movement of the scraper 6, and meanwhile, the excess soil is continuously accumulated on the blade surface of the scraper 6 by the thrust of the ground, thereby pushing the expansion link 67, the expansion link 67 continuously extends and retracts back and forth by the thrust of the soil and the action of the tension spring 68, when the telescopic rod 67 is pressed, the inclined surface at the right end of the telescopic rod 67 is used for urging the stop block 63 to move upwards, the stopper 63 drives the movable rod 62 to move upwards, so that the movable rod 62 drives the pressing plate 65 to move upwards, the pressing plate 65 after moving upwards descends under the action of the gravity of the pressing plate 65 and the potential energy of the spring 64, the micro-vibration of the pressing plate 65 is realized, the soil leveling agent acts on the soil to promote the soil over the scraper 6 to be leveled, so that the leveled soil is pre-compacted, the bottom surface scraped by the scraper 6 is kept flat, and the effect of leveling the ground is achieved while the energy loss is reduced;
referring to fig. 1 to 5, when the telescopic rod 67 is pushed by soil and continuously stretches and retracts back and forth by the potential energy of the tension spring 68, the soil adhered to the blade surface of the scraper 6 is pushed away and falls off due to the extension of the telescopic rod 67, and the tension spring 68 generates vibration along with the continuous energy storage and release of the tension spring 68, and the vibration generated by the tension spring 68 is transmitted to the scraper 6, so that the soil adhered to the scraper 6 is further promoted to fall off.
The use method (working principle) of the invention is as follows:
firstly, open the leveler, organism 1 removes and drives scraper 6 and implement the work of strickleing off to ground, along with soil is continuous to be piled up on the knife face of scraper 6, make the telescopic link 67 that 6 knife faces of scraper department stretched out constantly stretch out and draw back by the top of soil, telescopic link 67 stretches out and draws back and moves up through inclined plane top moving dog 63, make dog 63 drive movable rod 62 to shift up, movable rod 62 drives clamp plate 65 and shifts up, clamp plate 65 after moving up moves down by self gravity and spring 64's potential energy, and be used in soil, make the soil of crossing scraper 6 by the flattening, the soil on the surface can be promoted scraper 6 to be pushed away by constantly stretching out and drawing back of telescopic link 67 simultaneously and is got rid of, and extension spring 68 can produce vibrations when continuous energy storage and release energy storage, further promote dropping of soil on scraper 6.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (5)
1. A grader for the construction of foundations and road surfaces, comprising a body (1) and a blade (6), characterized in that: activity chamber (61) have been seted up to the inside of scraper (6), movable rod (62) have been cup jointed in the bottom surface slip of activity chamber (61), the surface of movable rod (62) and the inside fixed dog (63) of having cup jointed that is located activity chamber (61), the bottom surface of activity chamber (61) and the outside fixedly connected with spring (64) that is located movable rod (62), the bottom fixedly connected with clamp plate (65) of movable rod (62), spout (66) have been seted up to the inside of scraper (6) and the left side that is located activity chamber (61), telescopic link (67) have been cup jointed in the inside slip of spout (66), the outside fixedly connected with extension spring (68) that the inside of spout (66) and is located telescopic link (67).
2. A grader for use in subgrade and pavement construction according to claim 1 wherein: activity chamber (61) and spout (66) intercommunication, the quantity of spout (66) is nine, nine spout (66) are three a set of and parallel arrangement, the quantity of telescopic link (67) and extension spring (68) equals and corresponds with spout (66), the both ends of extension spring (68) are fixed connection respectively in the lateral wall of spout (66) and the surface of telescopic link (67).
3. A grader for roadbed and pavement construction according to claim 1, wherein: the lower part of movable rod (62) stretches out the bottom of scraper (6), the quantity of dog (63) is three, and is three dog (63) correspond with three group's telescopic link (67), the terminal surface that dog (63) are close to telescopic link (67) one side is the inclined plane, the terminal surface that telescopic link (67) are close to dog (63) one side also is the inclined plane and the gradient equals the gradient of dog (63).
4. A grader for roadbed and pavement construction according to claim 1, wherein: the top of the spring (64) is fixedly connected with the bottom surface of the lowest side stop block (63), and the bottom surface is flush with the bottom surface of the scraper (6) when the pressure plate (65) moves to the lowest stroke.
5. A grader for use in subgrade and pavement construction according to claim 1 wherein: the left side of the telescopic rod (67) stretches out of the knife face of the scraper (6), and one end, stretching out of the scraper (6), of the telescopic rod (67) is hemispherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210782363.XA CN114875747B (en) | 2022-07-05 | 2022-07-05 | Land leveler for roadbed and road surface construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210782363.XA CN114875747B (en) | 2022-07-05 | 2022-07-05 | Land leveler for roadbed and road surface construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114875747A true CN114875747A (en) | 2022-08-09 |
| CN114875747B CN114875747B (en) | 2022-09-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210782363.XA Active CN114875747B (en) | 2022-07-05 | 2022-07-05 | Land leveler for roadbed and road surface construction |
Country Status (1)
| Country | Link |
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| CN (1) | CN114875747B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107254892A (en) * | 2017-07-31 | 2017-10-17 | 安徽意诚智能科技有限公司 | A kind of low noise scraper land leveller |
| CN206873386U (en) * | 2017-06-19 | 2018-01-12 | 昆山市金侨环境市政工程有限公司 | A kind of land leveller |
| CN109468915A (en) * | 2018-10-26 | 2019-03-15 | 中铁二院成都勘察设计研究院有限责任公司 | A kind of roadbed filling construction method and its equipment |
| CN212446691U (en) * | 2020-05-29 | 2021-02-02 | 天津乾宇电子股份有限公司 | Scraper structure of extruding tin paste type tin paste printing machine |
| CN213932876U (en) * | 2020-12-11 | 2021-08-10 | 哈尔滨茗纳科技有限公司 | Soil temperature sensor device convenient to it is fixed |
| CN214695807U (en) * | 2021-06-10 | 2021-11-12 | 山西机械化建设集团有限公司 | Broken surface layer scraping device in collapsible loess filling construction |
| CN214940518U (en) * | 2021-07-21 | 2021-11-30 | 华志国 | Land leveler for highway construction |
| CN114150555A (en) * | 2021-11-30 | 2022-03-08 | 张晓� | Paving and leveling process for road construction pavement |
-
2022
- 2022-07-05 CN CN202210782363.XA patent/CN114875747B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206873386U (en) * | 2017-06-19 | 2018-01-12 | 昆山市金侨环境市政工程有限公司 | A kind of land leveller |
| CN107254892A (en) * | 2017-07-31 | 2017-10-17 | 安徽意诚智能科技有限公司 | A kind of low noise scraper land leveller |
| CN109468915A (en) * | 2018-10-26 | 2019-03-15 | 中铁二院成都勘察设计研究院有限责任公司 | A kind of roadbed filling construction method and its equipment |
| CN212446691U (en) * | 2020-05-29 | 2021-02-02 | 天津乾宇电子股份有限公司 | Scraper structure of extruding tin paste type tin paste printing machine |
| CN213932876U (en) * | 2020-12-11 | 2021-08-10 | 哈尔滨茗纳科技有限公司 | Soil temperature sensor device convenient to it is fixed |
| CN214695807U (en) * | 2021-06-10 | 2021-11-12 | 山西机械化建设集团有限公司 | Broken surface layer scraping device in collapsible loess filling construction |
| CN214940518U (en) * | 2021-07-21 | 2021-11-30 | 华志国 | Land leveler for highway construction |
| CN114150555A (en) * | 2021-11-30 | 2022-03-08 | 张晓� | Paving and leveling process for road construction pavement |
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| Publication number | Publication date |
|---|---|
| CN114875747B (en) | 2022-09-27 |
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