CN113533380A - A test device for moisture content of recycled cement stabilized crushed stone mixture - Google Patents
A test device for moisture content of recycled cement stabilized crushed stone mixture Download PDFInfo
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- CN113533380A CN113533380A CN202110854172.5A CN202110854172A CN113533380A CN 113533380 A CN113533380 A CN 113533380A CN 202110854172 A CN202110854172 A CN 202110854172A CN 113533380 A CN113533380 A CN 113533380A
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
- G01N22/04—Investigating moisture content
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Abstract
本发明涉及道路工程施工试验检测设备技术领域，具体涉及一种旧料再生水泥稳定碎石混合料含水率试验装置；门板与保护箱铰接，并位于保护箱的外侧壁，每组移动组件分别与保护箱固定连接，并均位于保护箱的下方，拉杆与保护箱固定连接，并位于保护箱的外侧壁，放置框与保护箱固定连接，并位于保护箱的外侧壁，放置盒与保护箱固定连接，并位于保护箱的外侧壁，真空微波干燥箱设置于保护箱的内部，试样盘与放置框拆卸连接，并位于放置框内，电子天平与放置盒拆卸连接，并位于放置盒内，通过上述结构的设置实现便于操作人员移动，降低操作人员负担，避免影响工作效率。
The invention relates to the technical field of road engineering construction test and detection equipment, in particular to a moisture content test device for recycled cement stabilized crushed stone mixture; The protective box is fixedly connected and is located under the protective box, the pull rod is fixedly connected to the protective box and is located on the outer side wall of the protective box, the placing frame is fixedly connected to the protective box and is located on the outer side wall of the protective box, and the placing box is fixed to the protective box It is connected and located on the outer side wall of the protective box. The vacuum microwave drying box is set inside the protective box. The sample tray is detachably connected to the placing frame and is located in the placing frame. The electronic balance is detached and connected to the placing box and is located in the placing box. Through the arrangement of the above structure, it is convenient for the operator to move, the burden on the operator is reduced, and the work efficiency is avoided.
Description
Technical Field
The invention relates to the technical field of road engineering construction test detection equipment, in particular to a test device for the water content of an old material recycled cement stabilized macadam mixture.
Background
In order to implement an economic system of green low-carbon circulation, an ecological friendly, intensive and efficient development idea, methods and measures such as old material regeneration, waste utilization and the like are adopted in project engineering construction so as to save material resources.
At present, more waste materials are generated by road engineering reconstruction, expansion and maintenance, the types are different and the specifications are different, when a water content ratio test of a mixture is carried out, a drying box is used for drying the mixture, about 30 percent of asphalt mixed materials are doped into reclaimed materials, the traditional drying test technology is adopted, asphalt is softened and is easy to adhere to a container, the test is difficult to be accurate, the undisturbed structure of the mixture is damaged, the subsequent test parameter distortion and other problems are caused, if the temperature is reduced to 60 ℃ for testing, the drying test time is over 10 hours, a vacuum microwave drying box is used for testing, the test accuracy and the timeliness are improved, the construction is guided by the test, but the drying box is huge in size and heavy in weight, when an operator transports the drying box from one place to another place, the drying box is not convenient to move, so that the operator is increased, affecting the work efficiency.
Disclosure of Invention
The invention aims to provide a device for testing the water content of an old material regeneration cement stabilized macadam mixture, and aims to solve the technical problems that in the prior art, when an operator transports a drying box from one place to another place, the operator is not convenient to move the drying box, so that the burden of the operator is increased, and the working efficiency is influenced.
In order to achieve the purpose, the water content test device for the old material regeneration cement stabilized macadam mixture comprises a protection box, a door plate, moving assemblies, pull rods, a placing frame, a placing box, a vacuum microwave drying box, a sample disc and an electronic balance, wherein the door plate is hinged with the protection box and is positioned on the outer side wall of the protection box, the number of the moving assemblies is multiple, each moving assembly is fixedly connected with the protection box and is positioned below the protection box, the pull rods are fixedly connected with the protection box and are positioned on the outer side wall of the protection box, the placing frame is fixedly connected with the protection box and is positioned on the outer side wall of the protection box, the placing box is fixedly connected with the protection box and is positioned on the outer side wall of the protection box, the vacuum microwave drying box is arranged in the protection box, the sample tray is detachably connected with the placing frame and is positioned in the placing frame, and the electronic balance is detachably connected with the placing box and is positioned in the placing box.
Wherein, place the frame and include first framework, second framework, attaching plate and first pull ring, first framework with guard box fixed connection, and be located the lateral wall of guard box, the second framework with first framework sliding connection, and be located in the first framework, attaching plate with second framework fixed connection, and be located the lateral wall of second framework, first pull ring with attaching plate fixed connection, and be located attaching plate's lateral wall, the sample dish set up in the second framework.
The device for testing the water content of the old material recycled cement stabilized macadam mixture further comprises a rail and a roller, the rail is fixedly connected with the first frame body and embedded in the first frame body, the roller is rotatably connected with the second frame body, and the roller is matched with the rail.
The device for testing the water content of the old material recycled cement stabilized macadam mixture further comprises a limiting rod, a moving groove is formed in the first frame body, and the limiting rod is fixedly connected with the second frame body and located in the moving groove.
The device for testing the water content of the old material recycled cement stabilized macadam mixture further comprises a friction ring, wherein the friction ring is fixedly connected with the attaching plate and located on the outer side wall of the attaching plate.
The box comprises a first half box, a second half box, a hinge and a second pull ring, wherein the first half box is fixedly connected with the protection box and positioned on the outer side wall of the protection box, one end of the hinge is fixedly connected with the first half box, the other end of the hinge is fixedly connected with the second half box, and the second pull ring is fixedly connected with the second half box and positioned on the outer side wall of the second half box.
The movable assembly comprises a movable rod and a movable wheel, one end of the movable rod is fixedly connected with the protection box, and the movable wheel is rotatably connected with the other end of the movable rod.
The invention relates to a test device for the water content of an old material regenerated cement stabilized macadam mixture, which transmits energy through microwave radiation by a vacuum microwave drying box, has short test period, the temperature precision of +/-0.5 ℃, the diameter of a sample plate of about 300mm and the height of 30-50 mm, the measuring range of an electronic balance of not less than 4000g and the sensing quantity of 0.1g, is beneficial to analyzing the gradation and the grain size shape of the mixture, the dehydration quantity of about 800g/h is calculated by the water content of 5 percent of 2000g of the mixture, the dehydration and the drying can be carried out in 3-5 min, the mixture is placed in the sample plate in the process of stabilizing the water content of the macadam mixture by the old material regenerated cement, the sample plate is placed in the vacuum microwave drying box for testing, the vacuum microwave drying box adopts low-temperature dehydration, the water content test temperature is not higher than 60 ℃, the phenomenon that asphalt cementing materials existing in the regenerated old material adhere to the sample plate is avoided while the original structure of the mixture is not damaged, ensuring the testing precision; when operating personnel removed when old material regeneration cement stabilized macadam mixture moisture content test device, close the door plant makes the guard box seals, and operating personnel can hand this moment the pull rod to exert the pulling force, it is a plurality of under the cooperation of removal subassembly, will the guard box pulling, so that operating personnel removes old material regeneration cement stabilized macadam mixture moisture content test device has realized the operating personnel of being convenient for and has removed, reduces operating personnel burden, avoids influencing work efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a test device for the water content of an old material regenerated cement stabilized macadam mixture.
FIG. 2 is a front view of the test device for the water content of the old material recycled cement stabilized macadam mixture.
Fig. 3 is a cross-sectional view of the a-a line structure of fig. 2 of the present invention.
Fig. 4 is a cross-sectional view of the B-B line structure of fig. 2 of the present invention.
Fig. 5 is a cross-sectional view of the C-C line structure of fig. 2 of the present invention.
Fig. 6 is an enlarged view of a portion of the structure of fig. 5 according to the present invention.
100-old material recycled cement stabilized macadam mixture water content test device, 1-protection box, 2-door panel, 3-moving assembly, 4-pull rod, 5-placing frame, 6-placing box, 7-vacuum microwave drying box, 8-sample tray, 9-electronic balance, 11-air inlet, 12-heat dissipation hole, 31-moving rod, 32-moving wheel, 51-first frame, 52-second frame, 53-attaching plate, 54-first pull ring, 61-first half box, 62-second half box, 63-hinge, 64-second pull ring, 101-track, 102-roller, 103-limiting rod, 104-friction ring, 105-placing plate, 106-damping spring, 107-outer barrel, 108-inner rod, 106-damping spring, 109-connecting rod, 110-rotating motor, 111-speed reducer, 112-fan blade, 113-protective frame, 114-protective net and 511-moving groove.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 6, the invention provides a water content test device 100 for an old material regeneration cement stabilized macadam mixture, the water content test device 100 for the old material regeneration cement stabilized macadam mixture comprises a protection box 1, a door panel 2, a plurality of groups of moving assemblies 3, a pull rod 4, a placing frame 5, a placing box 6, a vacuum microwave drying box 7, a sample tray 8 and an electronic balance 9, the door panel 2 is hinged with the protection box 1 and is positioned on the outer side wall of the protection box 1, the number of the moving assemblies 3 is multiple, each group of the moving assemblies 3 is respectively fixedly connected with the protection box 1 and is positioned below the protection box 1, the pull rod 4 is fixedly connected with the protection box 1 and is positioned on the outer side wall of the protection box 1, the placing frame 5 is fixedly connected with the protection box 1 and is positioned on the outer side wall of the protection box 1, the placing box 6 is fixedly connected with the protection box 1, the vacuum microwave drying box 7 is arranged inside the protection box 1, the sample tray 8 is detachably connected with the placing frame 5 and is positioned in the placing frame 5, and the electronic balance 9 is detachably connected with the placing box 6 and is positioned in the placing box 6.
In the embodiment, the vacuum microwave drying box 7 is used for transmitting energy by microwave radiation, the test period is short, the temperature precision is +/-0.5 ℃, the diameter of the sample plate 8 is about 300mm, the height is 30-50 mm, the range of the electronic balance 9 is not less than 4000g, the sensing quantity is 0.1g, the analysis of the mixture gradation and the particle size shape is facilitated, the dehydration quantity is about 800g/h, the dehydration quantity is calculated by the water content of 5% of 2000g of the mixture, dehydration and drying can be carried out within 3-5 min, the mixture is placed in the sample plate 8 in the process of stabilizing the water content of the mixture crushed stone for the test old material recycled cement, the sample plate 8 is placed in the vacuum microwave drying box 7 for testing, the vacuum microwave drying box 7 adopts low-temperature dehydration, the water content test temperature is not higher than 60 ℃, the phenomenon that the asphalt cementing material existing in the recycled old material adheres to the sample plate 8 is avoided while the original structure of the mixture is not damaged, ensuring the testing precision; when operating personnel removed during old material regeneration cement stabilized macadam mixture moisture content test device 100, close door plant 2 makes guard box 1 seals, and operating personnel can hand this moment pull rod 4 to exert the pulling force, it is a plurality of under the cooperation of removal subassembly 3, will guard box 1 pulling, so that operating personnel removes old material regeneration cement stabilized macadam mixture moisture content test device 100 has realized the operating personnel of being convenient for and has removed, reduces operating personnel burden, avoids influencing work efficiency.
Further, the placement frame 5 includes a first frame body 51, a second frame body 52, a fitting plate 53 and a first pull ring 54, the first frame body 51 is fixedly connected to the protection box 1 and located on an outer side wall of the protection box 1, the second frame body 52 is slidably connected to the first frame body 51 and located in the first frame body 51, the fitting plate 53 is fixedly connected to the second frame body 52 and located on an outer side wall of the second frame body 52, the first pull ring 54 is fixedly connected to the fitting plate 53 and located on an outer side wall of the fitting plate 53, and the sample tray 8 is disposed in the second frame body 52.
In this embodiment, the sample disk 8 is placed in the second frame 52, and when an operator uses the sample disk 8, the operator holds the first pull ring 54 with his hand and applies a pulling force to move the attachment plate 53, so that the second frame 52 slides in the first frame 51 until the sample disk 8 is exposed, and at this time, the operator can take out the sample disk 8 and perform a test.
Further, the test device 100 for the water content of the old material recycled cement stabilized macadam mixture further comprises a rail 101 and a roller 102, the rail 101 is fixedly connected with the first frame body 51 and embedded in the first frame body 51, the roller 102 is rotatably connected with the second frame body 52, and the roller 102 is matched with the rail 101.
In the present embodiment, when the second housing 52 slides in the first housing 51, the roller 102 rotates in the rail 101, so that the second housing 52 slides in the first housing 51.
Further, the device 100 for testing the water content of the old material recycled cement stabilized macadam mixture further comprises a limiting rod 103, a moving groove 511 is formed in the first frame body 51, and the limiting rod 103 is fixedly connected with the second frame body 52 and is located in the moving groove 511.
In the present embodiment, when the second frame body 52 slides in the first frame body 51 until the sample disk 8 is exposed, the stopper rod 103 moves in the moving groove 511, the stopper rod 103 moves from one end of the moving groove 511 to the other end of the moving groove 511 and is stopped by the first frame body 51, the stopper rod 103 restricts the sliding distance of the second frame body 52, and the second frame body 52 is prevented from falling off from the first frame body 51 when an operator slides the second frame body 52, and the sample disk 8 falls on the ground and is damaged.
Further, old material regeneration cement stabilized macadam mixture moisture content test device 100 still includes friction ring 104, friction ring 104 with attaching plate 53 fixed connection, and be located attaching plate 53's lateral wall.
In the present embodiment, the friction ring 104 increases the friction between the attachment plate 53 and the first frame 51, and prevents the attachment plate 53 from falling off the first frame 51 and the sample tray 8 from falling on the ground and being damaged when the used recycled cement-stabilized macadam mixture water content test apparatus 100 is moved.
Further, it includes first half box 61, second half box 62, hinge 63 and second pull ring 64 to place box 6, first half box 61 with guard box 1 fixed connection, and be located the lateral wall of guard box 1, the one end of hinge 63 with first half box 61 fixed connection, the other end of hinge 63 with second half box 62 fixed connection, second pull ring 64 with second half box 62 fixed connection, and be located the lateral wall of second half box 62.
In this embodiment, the electronic balance 9 is placed in the first half case 61, and when the operator uses the electronic balance 9, the operator holds the second pull ring 64 and rotates the second half case 62, and the electronic balance 9 is exposed by the hinge 63, and at this time, the operator can take out the electronic balance 9 and use it.
Further, the moving assembly 3 comprises a moving rod 31 and a moving wheel 32, one end of the moving rod 31 is fixedly connected with the protection box 1, and the moving wheel 32 is rotatably connected with the other end of the moving rod 31.
In this embodiment, when the operator moves the old material recycled cement stabilized macadam mixture water content test device 100, the door panel 2 is closed to seal the protection box 1, the operator can hold the pull rod 4 by hand and apply a pulling force, the movable wheel 32 rotates on the movable rod 31, and the movable wheels 32 are matched to move the protection box 1.
Further, old material regeneration cement stabilized macadam mixture moisture content test device 100 still includes places board 105, damping spring 106, urceolus 107 and interior pole 108, damping spring 106's one end with guard box 1 fixed connection, and be located the inside of guard box 1, damping spring 106's the other end with place board 105 fixed connection, urceolus 107 with guard box 1 fixed connection, interior pole 108's one end with urceolus 107 sliding connection, interior pole 108 the other end with place board 105 fixed connection, just damping spring 106 encloses respectively in urceolus 107 with the lateral wall of interior pole 108, vacuum microwave drying cabinet 7 with place board 105 fixed connection, and be located place the top of board 105.
In this embodiment, the vacuum microwave drying box 7 is fixed on the placing plate 105, when the operator moves the old material recycled cement stabilized macadam mixture water content testing apparatus 100, the protection box 1 swings to cause the placing plate 105 to receive vibration, at this time, the damping spring 106 absorbs the vibration received by the placing plate 105 to prevent the placing plate 105 from swinging, the inner rod 108 and the outer cylinder 107 are matched to increase the stability of the damping spring 106, so as to achieve the damping effect.
Further, old material regeneration cement stabilized macadam mixture moisture content test device 100 still includes connecting rod 109, rotation motor 110, speed reducer 111, flabellum 112, fender bracket 113 and protection network 114, the last fresh air inlet 11 and the louvre 12 of having of guard box 1, fender bracket 113 with 1 fixed connection of guard box, and be located in the guard box 1, connecting rod 109 with 1 fixed connection of guard box, and be located in the louvre 12, rotation motor 110 with connecting rod 109 fixed connection, and be located the lateral wall of connecting rod 109, speed reducer 111 with the output fixed connection of rotation motor 110, flabellum 112 with the output fixed connection of speed reducer 111, fresh air inlet 11 with all be provided with in the louvre 12 the protection network 114.
In this embodiment, when vacuum microwave drying cabinet 7 operates, the production of heat makes temperature rises in protection box 1, for avoiding vacuum microwave drying cabinet 7 is in under the high temperature environment for a long time, and operating personnel controls rotation motor 110 operates, rotate motor 110 with speed reducer 111 cooperatees, the drive flabellum 112 rotates, fresh air inlet 11 gets into the air, louvre 12 exhaust steam, so that reach the radiating effect, flabellum 112 is located in protection frame 113, avoid operating personnel to contact flabellum 112 in the rotation carelessly, thereby lead to being injured, fresh air inlet 11 with all be provided with in the louvre 12 protection network 114, protection network 114 places the foreign matter and passes through fresh air inlet 11 or louvre 12 gets into to in the protection box 1.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110854172.5A CN113533380A (en) | 2021-07-28 | 2021-07-28 | A test device for moisture content of recycled cement stabilized crushed stone mixture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110854172.5A CN113533380A (en) | 2021-07-28 | 2021-07-28 | A test device for moisture content of recycled cement stabilized crushed stone mixture |
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| CN113533380A true CN113533380A (en) | 2021-10-22 |
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| CN202110854172.5A Pending CN113533380A (en) | 2021-07-28 | 2021-07-28 | A test device for moisture content of recycled cement stabilized crushed stone mixture |
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Application publication date: 20211022 |
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| RJ01 | Rejection of invention patent application after publication |