CN219224509U

CN219224509U - Device for measuring asphalt regenerant diffusion index

Info

Publication number: CN219224509U
Application number: CN202320539320.9U
Authority: CN
Inventors: 薛嘉祺; 徐泉心; 陈威豪; 刘晓斌; 刘跃
Original assignee: Xiyuefa International Environmental Protection New Material Co ltd
Current assignee: Xiyuefa International Environmental Protection New Material Co ltd
Priority date: 2023-03-18
Filing date: 2023-03-18
Publication date: 2023-06-20
Anticipated expiration: 2033-03-18

Abstract

The application relates to a survey pitch regenerant diffusion index's device relates to pitch regeneration performance detection's technical field, and it includes the base, the fixed stand that is provided with vertical setting on the base, the fixed block that is provided with in top of stand, the fixed block is kept away from the one end bottom of stand is provided with the connecting rod along vertical direction slip, the bottom fixedly connected with standard needle of connecting rod, be equipped with motor and displacement sensor on the fixed block, the motor is used for the drive the connecting rod removes in vertical direction, displacement sensor is used for measuring the displacement distance of connecting rod, the fixed balance that is provided with in base top, the balance is located under the standard needle, the flourishing appearance ware can be placed to the balance top. The utility model provides a can put into the appearance ware of flourishing with pitch regenerant, insert in pitch regenerant through standard needle whereabouts, measure its penetration, calculate its permeability through the penetration.

Description

Device for measuring asphalt regenerant diffusion index

Technical Field

The application relates to the technical field of asphalt recycling performance detection, in particular to a device for measuring asphalt recycling agent diffusion index.

Background

Along with the major part of roads in China entering the major-minor repair stage, a large amount of waste asphalt mixtures can be caused when asphalt pavements are repaired, and the reasonable treatment of the mixtures not only can obtain good economic benefits, but also can save a large amount of resources.

The regeneration of old asphalt mixture is a technique of re-mixing old asphalt mixture with new aggregate and new asphalt in a certain proportion and paving the mixture to meet the service performance of pavement. After the old asphalt mixture is used for a long time, the asphalt is seriously aged, and the prior experience shows that the water stability and the low-temperature stability of the regenerated asphalt mixture formed by mixing the old asphalt mixture, the new aggregate and the new asphalt are poor, and the asphalt regenerant is required to restore the performance of the regenerated asphalt mixture, so that the recycled asphalt mixture can show excellent pavement performance.

The asphalt regenerant is contacted with the aged asphalt and is dispersed under the action of mechanical stirring, the asphalt regenerant and the aged asphalt are macroscopically uniform, but the asphalt regenerant and the aged asphalt are still in a separated state, the regenerant gradually diffuses into the aged asphalt along with the time extension and the environmental change, and finally a uniform and stable blend is formed, so that the permeability of the regenerant in the aged asphalt is a key index for evaluating the quality of the regenerant, but a measuring device for the permeability of the asphalt regenerant is lacking at present.

Disclosure of Invention

In order to detect the permeability of a regenerant in aged asphalt, the present application provides an apparatus for determining the diffusion index of an asphalt regenerant.

The application provides a survey pitch regenerant diffusion index's device adopts following technical scheme:

the utility model provides a survey pitch regenerant diffusion index's device, includes the base, the fixed stand that is provided with vertical setting on the base, the fixed block that is provided with in top of stand, the fixed block is kept away from the one end bottom of stand is provided with the connecting rod along vertical direction slip, the bottom fixedly connected with standard needle of connecting rod, be equipped with motor and displacement sensor on the fixed block, the motor is used for the drive the connecting rod moves in vertical direction, displacement sensor is used for measuring the displacement distance of connecting rod, the fixed balance that is provided with in base top, the balance is located under the standard needle, the flourishing appearance ware can be placed to the balance top.

By adopting the technical scheme, the asphalt regenerant to be detected can be added into the sample containing vessel filled with cooled asphalt, the sample containing vessel is placed on a balance, the standard needle is driven by a motor to drop and insert into the asphalt regenerant to be detected, and the displacement information of the standard needle inserted into the asphalt regenerant to be detected is obtained by a displacement sensor, so that the permeability of the asphalt regenerant to be detected can be calculated according to the displacement information; specifically, by the arrangement of the base, structural support can be provided for other structures; through the arrangement of the upright post, a fixed block can be arranged at the top of the upright post, and through the arrangement of the fixed block, a connecting rod can be arranged below the fixed block in a sliding manner; through the arrangement of the connecting rod, a standard needle can be fixedly arranged below the connecting rod; through the arrangement of the motor, the connecting rod can be driven by the motor to move in the vertical direction, so that the standard needle can be driven to move in the vertical direction, and the standard needle can be inserted into the asphalt regenerant to be detected below the standard needle; through the setting of displacement sensor, can be through the displacement information of displacement sensor measurement standard needle, through the distance between the position that the measurement standard needle contacted the pitch regenerant of awaiting measuring to the position that inserts the pitch regenerant of awaiting measuring in can not continue the interpolation, can calculate the permeability of pitch regenerant of awaiting measuring through this distance, the displacement distance of standard needle in pitch regenerant is bigger, then the permeability of pitch regenerant of awaiting measuring is stronger.

Optionally, a weighing control panel and a displacement control panel are arranged on the side wall on one side of the base, the weighing control panel is electrically connected with the balance, and the displacement control panel is electrically connected with the displacement sensor.

Through adopting above-mentioned technical scheme, can be on weighing control panel the weight of the pitch regenerant that awaits measuring, can show the displacement information of standard needle on displacement control panel, be convenient for observe the data, improved measuring convenience.

Optionally, an incubator is covered above the base.

Through adopting above-mentioned technical scheme, can keep warm to testing environment through the thermostated container, improve measurement accuracy.

Optionally, a storage partition plate is fixedly arranged above the base, the storage partition plate divides the incubator into a measurement area and a storage area, and the upright post is positioned in the measurement area.

Through adopting above-mentioned technical scheme, divide into measuring area and storing district in with the thermostated container through the storing baffle, can measure the pitch regenerant of treating in the measuring area, can deposit the flourishing appearance ware of containing the style in the storing district, because pitch regenerant mixes the back with ageing pitch, its stability can decline along with the extension of time, so will contain the flourishing appearance ware of style and place and preserve corresponding multiunit time in the storing district, be convenient for measure pitch regenerant and ageing pitch along with the performance change of time after mixing, further improved the measurement accuracy to pitch regenerant diffusion performance.

Optionally, a temperature sensor is fixedly installed on one side, far away from the weighing control panel, of the base.

Through adopting above-mentioned technical scheme, can measure the temperature in the insulation can through temperature sensor.

Optionally, a heating pipe and a refrigerating pipe are fixedly installed on one side, far away from the weighing control panel, of the base, and a plurality of evenly distributed air outlets are formed in the top of the base in the storage area.

Through adopting above-mentioned technical scheme, can change the temperature of insulation can through refrigeration pipe and heating pipe, can accelerate the heat exchange speed in refrigeration pipe, heating pipe and the insulation can through the air outlet.

Optionally, a temperature control panel is fixedly arranged beside the weighing control panel, and the heating pipe, the refrigerating pipe and the temperature sensor are electrically connected with the temperature control panel.

By adopting the technical scheme, the implementation temperature can be observed with the temperature control panel, and the real-time temperature can be regulated through the temperature control panel.

Optionally, the incubator lateral wall is made by transparent material, offer by the operation mouth on the lateral wall of incubator one side, be equipped with on the operation mouth with the articulated operation door of incubator, fixed setting is by the door handle on the operation door.

Through adopting above-mentioned technical scheme, can put into the thermostated container with flourishing appearance ware through the operation mouth or take out from the thermostated container in, improved the convenience of operation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the base, the upright post, the fixed block, the motor, the connecting rod, the standard needle, the Tianping and the sample holding vessel, the asphalt regenerant to be detected can be added into the sample holding vessel filled with cooled asphalt, the sample holding vessel is placed on the balance, the standard needle is driven by the motor to fall and is inserted into the asphalt regenerant to be detected, and the displacement information of the standard needle inserted into the asphalt regenerant to be detected is obtained through the displacement sensor, so that the permeability of the asphalt regenerant to be detected can be calculated according to the displacement information;

2. through the arrangement of the incubator, the test environment can be insulated through the incubator, so that the measurement accuracy is improved;

3. through the setting of storing baffle, can divide into measuring zone and storing district through the storing baffle with the incubator in, can measure the pitch regenerant of treating in the measuring zone, can deposit the flourishing appearance ware of containing the style in the storing district, because pitch regenerant mixes the back with ageing pitch, its stability can decline along with the extension of time, so will contain the flourishing appearance ware of style and place and preserve corresponding multiunit time in the storing district, be convenient for measure pitch regenerant and ageing pitch along with the performance change of time after mixing, further improved the measurement accuracy to pitch regenerant diffusion performance.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of a hidden incubator according to an embodiment of the present application;

fig. 3 is a schematic structural view of a hidden incubator and a scale pan according to an embodiment of the present application.

Reference numerals illustrate: 1. a base; 2. a constant temperature box; 21. a storage area; 22. a measurement zone; 23. a storage partition; 24. an operation port; 25. an operation door; 251. a door handle; 26. an air outlet; 27. a device switch; 28. a plug interface; 3. sample holding dish; 4. a displacement measurement assembly; 41. a column; 42. a fixed block; 43. a motor; 44. a connecting rod; 45. a standard needle; 46. a displacement sensor; 5. a weight measurement assembly; 51. a balance; 511. a scale pan; 512. a pressure sensor; 6. a temperature control assembly; 61. a temperature sensor; 62. heating pipes; 63. a refrigeration tube; 7. a weighing control panel; 8. a displacement control panel; 9. a temperature control panel; 10. and (5) a level gauge.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a device for measuring asphalt regenerant diffusion index. Referring to fig. 1 and 2, an apparatus for measuring an asphalt regenerant diffusion index comprises a base 1, an incubator 2, a cuvette 3, a displacement measurement assembly 4, a weight measurement assembly 5 and a temperature control assembly 6; wherein the base 1 is horizontally arranged and rectangular; the constant temperature box 2 is fixedly arranged above the base 1; the displacement measuring assembly 4 is arranged in the constant temperature box 2 and comprises a standard needle 45 for measuring displacement information of the standard needle 45 inserted into the asphalt regenerant to be measured; the sample containing vessel 3 is arranged in the incubator 2 and is used for containing the asphalt regenerant to be tested; the weight measuring component 5 is also arranged in the incubator 2 and is used for measuring the weight of the sample container 3 for placing the asphalt regenerant to be measured; the temperature control assembly 6 is used to maintain the temperature within the oven 2.

Referring to fig. 1 and 2, the outer wall of the incubator 2 is made of a transparent material, the size of the incubator 2 is matched with the size of the base 1, a rectangular operation opening 24 is formed in the side wall of one side of the incubator 2, an operation door 25 hinged with the side wall of the incubator 2 is arranged on the operation opening 24, the size of the operation door 25 is matched with the size of the operation opening 24, the direction of the hinge axis of the operation door 25 is in the vertical direction, and a door handle 251 which is vertically arranged is fixedly connected to one side, far away from the inside of the incubator 2 and the operation shaft of the operation door 25.

Referring to fig. 1 and 2, a storage partition 23 is fixedly arranged at one side of the top of the base 1, which is close to the operation door 25, the storage partition 23 is horizontally arranged and takes a long strip shape, the storage partition 23 is positioned in the incubator 2, and the measurement area 22 and the storage area 21 are divided into the incubator 2, wherein the asphalt regenerant can be measured in the measurement area 22, and the asphalt regenerant to be measured can be placed in the storage area 21; a plurality of evenly distributed air outlets 26 are arranged on the top surface of the base 1 in the storage area 21.

Referring to fig. 1 and 2, the displacement measurement assembly 4 includes a column 41, a fixed block 42, a motor 43, a connecting rod 44, a gauge needle 45, and a displacement sensor 46; the stand column 41 is located in the measuring area 22, fixedly arranged on the top surface of the base 1 and vertically arranged, the fixed block 42 is horizontally arranged and has a rectangular cross section, the fixed block is fixedly arranged at the top end of the stand column 41, one end in the length direction is fixedly connected with the stand column 41, the fixed block 42 is of an internal hollow structure, the motor 43 is installed inside the fixed block 42, the displacement sensor 46 is fixedly installed on the outer wall of one side of the fixed block 42, the connecting rod 44 is vertically arranged and is in sliding connection with the bottom of one end, far away from the stand column 41, of the fixed block 42 in the vertical direction, the standard needle 45 is also vertically arranged and coaxially arranged with the connecting rod 44 and is located below the connecting rod 44, and the top end of the standard needle 45 is fixedly connected with the bottom end of the connecting rod 44; the motor 43 can drive the connecting rod 44 to move in the vertical direction, and the displacement sensor 46 can detect displacement information of the standard needle 45 in the vertical direction.

Referring to fig. 1 and 2, a device switch 27 and a plug interface 28 are arranged on one side of the base 1, a weighing control panel 7, a displacement control panel 8, a temperature control panel 9 and a level meter 10 which are horizontally distributed are arranged on the side wall of the base 1, which is close to the operation port 24, wherein a displacement sensor 46 and a motor 43 are electrically connected with the displacement control panel 8, a user can continuously control the movement of a standard needle 45 through the displacement control panel 8, and can read a displacement signal of the standard needle 45 on the displacement control panel 8, and the levelness of the base 1 can be observed through the level meter 10.

During measurement, firstly, an asphalt regenerant to be measured is added into a sample container 3 filled with cooled aged asphalt, the sample container 3 is placed below a standard needle 45, a motor 43 is started to drive a connecting rod 44 to vertically move downwards, the connecting rod 44 drives the standard needle 45 to be inserted into the asphalt regenerant, when the standard needle 45 is in contact with the asphalt regenerant, the displacement control panel 8 is zeroed, and when the standard needle 45 is inserted into the asphalt regenerant, the displacement information of the standard needle 45 inserted into the asphalt regenerant can be obtained by reading the indication of the displacement control panel 8.

Referring to fig. 2 and 3, the weighing control panel 7 includes a balance 51, the balance 51 including a scale pan 511 and a pressure sensor 512; the scale pan 511 is cylindrical and vertically arranged, the scale pan 511 is fixedly arranged above the base 1 and is positioned under the standard needle 45 and coaxially arranged with the standard needle 45, the scale pan 511 is of an internal hollow structure, the pressure sensors 512 are fixedly arranged in the scale pan 511 and are provided with a plurality of pressure sensors 512 which are uniformly distributed along the circumferential direction of the scale pan 511; the pressure sensor 512 is electrically connected to the weighing control panel 7, and a measurer can read the weight of the cuvette 3 placed on the scale 511 through the weighing control panel 7.

Referring to fig. 1 and 2, the temperature control assembly 6 is disposed on a side wall of the base 1 on a side remote from the weighing control panel 7, and includes a temperature sensor 61, a heating pipe 62, and a cooling pipe 63; wherein the temperature sensor 61 is also tubular and horizontally arranged on the base 1; the heating pipe 62 is also horizontally installed on the base 1 and is positioned below the temperature sensor 61; the cooling tube 63 is also horizontally installed on the base 1 and is located below the heating tube 62, the heating tube 62 and the cooling tube 63 are electrically connected with the temperature sensor 61, the heating tube 62, the cooling tube 63 and the temperature sensor 61 are electrically connected with the temperature control panel 9, and a measurer can read the temperature in the incubator 2 through the temperature control panel 9 and can also adjust the temperature in the incubator 2 through the temperature control panel 9.

The implementation principle of the device for measuring the diffusion index of the asphalt regenerant in the embodiment of the application is as follows: firstly, recycling aged asphalt, placing the aged asphalt on a sample container 3, covering the sample container 3 after the aged asphalt is cooled, and weighing the aged asphalt pattern and the whole mass of the sample container 3; secondly, weighing a certain amount of asphalt regenerant, adding the asphalt regenerant into the sample container 3, and weighing the aged asphalt pattern, the sample container 3 and the overall mass of the asphalt regenerant; thirdly, placing the sample containing vessel 3 with the sample in a storage area 21 in the incubator 2 for preserving health; measuring the sample containers 3 filled with the patterns on the first day, the third day, the fifth day, the seventh day and the fifteenth day respectively; fifth, in the measurement, the sample container 3 is placed on the scale 511 to weigh the whole body, and the upper cover of the sample container 3 is unscrewed; sixthly, starting the motor 43 to drive the connecting rod 44 to move downwards, driving the standard needle 45 to be inserted into the asphalt regenerant, resetting the indication number on the displacement control panel 8 to zero when the bottom end of the standard needle 45 is contacted with the asphalt regenerant, continuously driving the standard needle 45 to move downwards for five seconds, reading the indication number of the displacement control panel 8, and performing parallel test on the same pattern for at least three times; and seventh, calculating the diffusion depth and the diffusion rate according to the measurement result.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. An apparatus for determining the diffusion index of an asphalt recycling agent, characterized in that: including base (1), fixed stand (41) that are provided with vertical setting on base (1), fixed piece (42) that is provided with in top of stand (41), fixed piece (42) are kept away from the one end bottom of stand (41) is provided with connecting rod (44) along vertical direction slip, the bottom fixedly connected with standard needle (45) of connecting rod (44), be equipped with motor (43) and displacement sensor (46) on fixed piece (42), motor (43) are used for the drive connecting rod (44) remove in vertical direction, displacement sensor (46) are used for measuring the displacement distance of connecting rod (44), fixed balance (51) that are provided with in base (1) top, balance (51) are located under standard needle (45), sample vessel (3) can be placed to balance (51) top.

2. An apparatus for determining asphalt recycling agent diffusion index according to claim 1, wherein: the weighing control panel (7) and the displacement control panel (8) are arranged on the side wall of one side of the base (1), the weighing control panel (7) is electrically connected with the balance (51), and the displacement control panel (8) is electrically connected with the displacement sensor (46).

3. An apparatus for determining asphalt recycling agent diffusion index according to claim 2, wherein: an incubator (2) is covered above the base (1).

4. A device for determining asphalt recycling agent diffusion index according to claim 3, characterized in that: the device is characterized in that a storage partition plate (23) is fixedly arranged above the base (1), the storage partition plate (23) divides the constant temperature box (2) into a measurement area (22) and a storage area (21), and the upright post (41) is positioned in the measurement area (22).

5. An apparatus for determining asphalt recycling agent diffusion index according to claim 4, wherein: one side of the base (1) far away from the weighing control panel (7) is fixedly provided with a temperature sensor (61).

6. An apparatus for determining asphalt recycling agent diffusion index according to claim 5, wherein: one side of the base (1) far away from the weighing control panel (7) is fixedly provided with a heating pipe (62) and a refrigerating pipe (63), and a plurality of evenly distributed air outlets (26) are formed in the top of the base (1) in the storage area (21).

7. An apparatus for determining asphalt recycling agent diffusion index according to claim 6, wherein: the weighing control panel (7) is fixedly provided with a temperature control panel (9), and the heating pipe (62), the refrigerating pipe (63) and the temperature sensor (61) are electrically connected with the temperature control panel (9).

8. An apparatus for determining asphalt recycling agent diffusion index according to claim 7, wherein: the side wall of the incubator (2) is made of transparent materials, an operation port (24) is formed in the side wall of one side of the incubator (2), an operation door (25) hinged to the incubator (2) is arranged on the operation port (24), and a door handle (251) is fixedly arranged on the operation door (25).