CN110631896A - Highway pavement accelerated loading test system - Google Patents
Highway pavement accelerated loading test system Download PDFInfo
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- CN110631896A CN110631896A CN201910886605.8A CN201910886605A CN110631896A CN 110631896 A CN110631896 A CN 110631896A CN 201910886605 A CN201910886605 A CN 201910886605A CN 110631896 A CN110631896 A CN 110631896A
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- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000001133 acceleration Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses the technical field of a highway pavement accelerated loading test system, and particularly relates to a highway pavement accelerated loading test system which comprises an outer frame, wherein two groups of limiting plates are fixedly welded at the left end and the right end of the upper surface of the outer frame, a balancing weight is arranged between the two groups of limiting plates, a threaded hole is formed in one surface, close to the outer side of the outer frame, of the balancing weight, a fixing hole is formed in the limiting plate on the outer side of the balancing weight, and the balancing weight and the limiting plates are fixed. According to the invention, the balancing weight is quickly fixed and limited between the two groups of limiting plates through the fixing screws, so that the device is convenient to disassemble, assemble and use, has a stable structure, cannot influence an experiment, and is convenient and practical.
Description
Technical Field
The invention relates to the technical field of a highway pavement accelerated loading test system, in particular to a highway pavement accelerated loading test system.
Background
The highway pavement acceleration loading test system provides a powerful tool for establishing the correlation between empirical data and pavement service performance under the action of driving load, but the system still has the following defects in actual use:
in the prior art, the balancing weight which is often used in the acceleration loading test system for the highway pavement is added according to actual requirements, and the common balancing weight is often directly placed or tied up on the acceleration loading test device for the highway pavement, so that the phenomena of unstable structure and inconvenience in quick fixation exist, and the test is influenced.
Therefore, a highway pavement accelerated loading test system is provided to solve the defects.
Disclosure of Invention
The invention aims to provide a highway pavement accelerated loading test system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the highway pavement accelerated loading test system comprises an outer frame, wherein two groups of limiting plates are fixedly welded at the left end and the right end of the upper surface of the outer frame, a balancing weight is arranged between the two groups of limiting plates, a threaded hole is formed in one surface, close to the outer side of the outer frame, of the balancing weight, a fixing hole is formed in the limiting plate on the outer side of the balancing weight, the balancing weight and the limiting plates are fixed through fixing screws, the fixing screws are simultaneously connected in the corresponding fixing hole and the threaded hole in a matched mode, and the width of the balancing weight is consistent with the;
a hydraulic cylinder is fixedly welded on the inner wall above the left side of the outer frame, a movable wheel supporting plate is fixedly welded on the inner wall above the right side of the outer frame, and traveling wheels are arranged below the movable wheel supporting plate and the hydraulic cylinder;
the outer frame is the rectangle framework structure, and the inboard of outer frame is provided with the internal frame, the four corners department of internal frame all is provided with the leading wheel, the leading wheel is trend sliding connection from top to bottom in the guide rail, guide rail fixed weld is on the inner wall of outer frame, the equal activity of both ends upper surface is articulated to have a loading pneumatic cylinder about the internal frame, the upper end activity of loading pneumatic cylinder articulates on the top inner wall of outer frame, the inboard of internal frame is fixed and is provided with annular supporting rail, annular supporting rail is the loop configuration, is provided with six groups of loading wheels on the annular supporting rail, and the front end transmission of three groups of loading wheels is connected with the stopper, and the rear end of three groups of loading wheels in addition is provided with loading wheel hydraulic drive motor, and three groups of loading wheel.
Preferably, the limiting plate is of a plate-shaped structure, and the limiting plate is vertically arranged with the outer frame.
Preferably, the four groups of fixing holes are arranged in a round hole-shaped structure, and the four groups of fixing holes are distributed at equal intervals up and down.
Preferably, the walking wheel below the hydraulic cylinder is rotatably connected to the connecting block, and the connecting block is fixedly welded to the lower end of the hydraulic cylinder.
Preferably, the walking wheel below the moving wheel supporting plate is in transmission connection with a walking wheel hydraulic drive motor, and the walking wheel hydraulic drive motor is fixedly welded on the inner side surface of the moving wheel supporting plate.
Preferably, the six groups of loading wheels are respectively fixed on the corresponding supporting wheels, the supporting wheels are fixed on the hinge shafts of the hinge plates, and the six groups of loading wheels are connected through a plurality of groups of hinge plates.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:
according to the invention, the balancing weight is quickly fixed and limited between the two groups of limiting plates through the fixing screws, so that the device is convenient to disassemble, assemble and use, has a stable structure, cannot influence an experiment, and is convenient and practical.
Drawings
FIG. 1 is a schematic view of a portion of the structure of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a top view of the present invention.
In the figure: the device comprises an outer frame 1, an inner frame 2, a guide rail 3, a guide wheel 4, a loading wheel 5, a brake 6, a loading wheel hydraulic drive motor 7, a walking wheel 8, a walking wheel hydraulic drive motor 9, a loading hydraulic cylinder 10, an annular support guide rail 11, a hinge plate 12, a support wheel 13, a balancing weight 14, a limiting plate 15, a threaded hole 16, a fixing screw 17, a fixing hole 18, a hydraulic cylinder 19 and a connecting block 20.
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 to 3, the present invention provides a technical solution: the highway pavement accelerated loading test system comprises an outer frame 1, wherein two groups of limiting plates 15 are fixedly welded at the left end and the right end of the upper surface of the outer frame 1, the limiting plates 15 are of plate-shaped structures, and the limiting plates 15 are vertically arranged perpendicular to the outer frame 1, so that welding is facilitated;
wherein, a balancing weight 14 is arranged between the two groups of limiting plates 15, a threaded hole 16 is arranged on one surface of the balancing weight 14 close to the outer side of the outer frame 1, a fixing hole 18 is arranged on the limiting plate 15 at the outer side of the balancing weight 14, the fixing holes 18 are arranged in four groups in a round hole structure, the four groups of fixing holes 18 are distributed at equal intervals up and down, the balancing weight 14 is fixed in the limiting plate 15 through the fixing holes 18, the balancing weight 14 can be conveniently taken out, and the use is;
the counterweight block 14 and the limiting plates 15 are fixed through fixing screws 17, the fixing screws 17 are simultaneously matched and connected in corresponding fixing holes 18 and threaded holes 16, and the width of the counterweight block 14 is consistent with the spacing distance between the two groups of limiting plates 15;
a hydraulic cylinder 19 is fixedly welded on the inner wall of the upper left side of the outer frame 1, a traveling wheel 8 below the hydraulic cylinder 19 is rotatably connected onto a connecting block 20, and the connecting block 20 is fixedly welded at the lower end of the hydraulic cylinder 19.
A moving wheel supporting plate is fixedly welded on the inner wall of the upper right side of the outer frame 1, a moving wheel 8 below the moving wheel supporting plate is in transmission connection with a moving wheel hydraulic driving motor 9, the moving wheel hydraulic driving motor 9 is fixedly welded on the inner side surface of the moving wheel supporting plate, and the moving wheel hydraulic driving motor 9 can drive the moving wheel 8 below the moving wheel supporting plate to rotate so as to drive the whole system device to move;
the outer frame 1 is a rectangular frame structure, the inner frame 2 is arranged on the inner side of the outer frame 1, the guide wheels 4 are arranged at the four corners of the inner frame 2, the guide wheels 4 are connected in the guide rail 3 in a sliding way in the vertical direction, the guide rail 3 is fixedly welded on the inner wall of the outer frame 1, the upper surfaces of the left end and the right end of the inner frame 2 are movably hinged with a loading hydraulic cylinder 10, the upper end of the loading hydraulic cylinder 10 is movably hinged on the upper inner wall of the outer frame 1, the inner side of the inner frame 2 is fixedly provided with an annular support guide rail 11, the annular support guide rail 11 is in an annular structure, six groups of loading wheels 5 are arranged on the annular support guide rail 11, the six groups of loading wheels 5 are respectively fixed on corresponding supporting wheels 13, the supporting wheels 13 are fixed on articulated shafts of hinge plates 12, the six groups of loading wheels 5 are connected through a plurality of groups of hinge plates 12, and the supporting wheels 13 are provided with a plurality of groups, so that the annular supporting guide rail 11 can be stably supported conveniently;
when the experiment is carried out, the walking wheels 8 are lifted off the ground, and the two groups of loading wheels 5 are in contact with the ground.
The front ends of the three groups of loading wheels 5 are connected with a brake 6 in a transmission manner, the rear ends of the other three groups of loading wheels 5 are provided with loading wheel hydraulic driving motors 7, and the three groups of loading wheel hydraulic driving motors 7 and the three groups of brakes 6 are arranged at intervals, so that the control is reasonable, and the travelling and braking are convenient.
The working principle is as follows: the balancing weight 14 can be placed the multiunit according to the actual demand and place between two sets of limiting plates 15, then runs through fixed orifices 18 and screw hole 16 simultaneously through set screw 17 and fix fast, and the structure is firm for the balancing weight 14 is difficult for droing and the off tracking influences the experiment to go on when entire system is moving.
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 (6)
1. Highway road surface acceleration load test system, including outer frame (1), its characterized in that: two groups of limiting plates (15) are fixedly welded at the left end and the right end of the upper surface of the outer frame (1), a balancing weight (14) is arranged between the two groups of limiting plates (15), a threaded hole (16) is formed in one surface, close to the outer side of the outer frame (1), of the balancing weight (14), a fixing hole (18) is formed in the limiting plate (15) on the outer side of the balancing weight (14), the balancing weight (14) and the limiting plate (15) are fixed through a fixing screw (17), the fixing screw (17) is simultaneously connected in the corresponding fixing hole (18) and the threaded hole (16) in a matched mode, and the width of the balancing weight (14) is consistent with the spacing distance between the two groups of limiting;
a hydraulic cylinder (19) is fixedly welded on the inner wall of the upper left side of the outer frame (1), a movable wheel supporting plate is fixedly welded on the inner wall of the upper right side of the outer frame (1), and traveling wheels (8) are arranged below the movable wheel supporting plate and the hydraulic cylinder (19);
the outer frame (1) is a rectangular frame structure, the inner side of the outer frame (1) is provided with an inner frame (2), four corners of the inner frame (2) are respectively provided with a guide wheel (4), the guide wheels (4) are connected in a guide rail (3) in a sliding manner, the guide rail (3) is fixedly welded on the inner wall of the outer frame (1), the upper surfaces of the left end and the right end of the inner frame (2) are movably hinged with a loading hydraulic cylinder (10), the upper end of the loading hydraulic cylinder (10) is movably hinged on the inner wall above the outer frame (1), an annular support guide rail (11) is fixedly arranged on the inner side of the inner frame (2), the annular support guide rail (11) is of an annular structure, six groups of loading wheels (5) are arranged on the annular support guide rail (11), the front ends of the three groups of loading wheels (5) are in a transmission manner and are connected with a brake (6), and the rear ends of the other three, the three groups of loading wheel hydraulic drive motors (7) and the three groups of brakes (6) are arranged at intervals.
2. The highway pavement accelerated loading test system according to claim 1, wherein: the limiting plate (15) is of a plate-shaped structure, and the limiting plate (15) is vertically arranged with the outer frame (1).
3. The highway pavement accelerated loading test system according to claim 1, wherein: the four groups of fixing holes (18) are arranged in a circular hole-shaped structure, and the four groups of fixing holes (18) are distributed at equal intervals up and down.
4. The highway pavement accelerated loading test system according to claim 1, wherein: road wheel (8) of pneumatic cylinder (19) below rotate to be connected on connecting block (20), connecting block (20) fixed welding is at the lower extreme of pneumatic cylinder (19).
5. The highway pavement accelerated loading test system according to claim 1, wherein: the walking wheel (8) below the moving wheel supporting plate is in transmission connection with a walking wheel hydraulic drive motor (9), and the walking wheel hydraulic drive motor (9) is fixedly welded on the inner side surface of the moving wheel supporting plate.
6. The highway pavement accelerated loading test system according to claim 1, wherein: six groups of loading wheels (5) are respectively fixed on corresponding supporting wheels (13), the supporting wheels (13) are fixed on articulated shafts of hinge plates (12), and the six groups of loading wheels (5) are connected through a plurality of groups of hinge plates (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910886605.8A CN110631896A (en) | 2019-09-19 | 2019-09-19 | Highway pavement accelerated loading test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910886605.8A CN110631896A (en) | 2019-09-19 | 2019-09-19 | Highway pavement accelerated loading test system |
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| Publication Number | Publication Date |
|---|---|
| CN110631896A true CN110631896A (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910886605.8A Pending CN110631896A (en) | 2019-09-19 | 2019-09-19 | Highway pavement accelerated loading test system |
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| Country | Link |
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| CN (1) | CN110631896A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114643084A (en) * | 2022-03-25 | 2022-06-21 | 山东交通学院 | Annular shunting accelerated loading environment cabin |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5659140A (en) * | 1996-08-13 | 1997-08-19 | Pavement Technology, Inc. | Testing machine for pavement samples |
| CN200979453Y (en) * | 2006-11-22 | 2007-11-21 | 江苏省计量测试技术研究所 | A weight measurement detector with controllable double hydraulic load mechanism |
| CN105181495A (en) * | 2015-08-21 | 2015-12-23 | 机科发展科技股份有限公司 | Pavement loading testing machine |
| CN205175845U (en) * | 2015-08-21 | 2016-04-20 | 机科发展科技股份有限公司 | Road surface load test machine |
| CN106769558A (en) * | 2016-11-23 | 2017-05-31 | 山东交通学院 | A kind of full size moves the circulating accelerating and loading test system of straight line |
| CN107215759A (en) * | 2017-06-28 | 2017-09-29 | 苏州新达电扶梯部件有限公司 | A kind of adjustable elevator weight |
| CN206974829U (en) * | 2017-05-27 | 2018-02-06 | 中国市政工程中南设计研究总院有限公司 | A kind of bituminous paving accelerating and loading test machine |
-
2019
- 2019-09-19 CN CN201910886605.8A patent/CN110631896A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5659140A (en) * | 1996-08-13 | 1997-08-19 | Pavement Technology, Inc. | Testing machine for pavement samples |
| CN200979453Y (en) * | 2006-11-22 | 2007-11-21 | 江苏省计量测试技术研究所 | A weight measurement detector with controllable double hydraulic load mechanism |
| CN105181495A (en) * | 2015-08-21 | 2015-12-23 | 机科发展科技股份有限公司 | Pavement loading testing machine |
| CN205175845U (en) * | 2015-08-21 | 2016-04-20 | 机科发展科技股份有限公司 | Road surface load test machine |
| CN106769558A (en) * | 2016-11-23 | 2017-05-31 | 山东交通学院 | A kind of full size moves the circulating accelerating and loading test system of straight line |
| CN206974829U (en) * | 2017-05-27 | 2018-02-06 | 中国市政工程中南设计研究总院有限公司 | A kind of bituminous paving accelerating and loading test machine |
| CN107215759A (en) * | 2017-06-28 | 2017-09-29 | 苏州新达电扶梯部件有限公司 | A kind of adjustable elevator weight |
Non-Patent Citations (2)
| Title |
|---|
| 华中农业大学: "《拖拉机汽车理论》", 31 May 2001 * |
| 李怡厚: "《铁路客运专线架梁铺轨施工设备》", 30 April 2003 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114643084A (en) * | 2022-03-25 | 2022-06-21 | 山东交通学院 | Annular shunting accelerated loading environment cabin |
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Application publication date: 20191231 |
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| RJ01 | Rejection of invention patent application after publication |