CN112284936B - Asphalt low-temperature extensibility tester - Google Patents
Asphalt low-temperature extensibility tester Download PDFInfo
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- CN112284936B CN112284936B CN202011000719.7A CN202011000719A CN112284936B CN 112284936 B CN112284936 B CN 112284936B CN 202011000719 A CN202011000719 A CN 202011000719A CN 112284936 B CN112284936 B CN 112284936B
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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
- G01N3/28—Investigating ductility, e.g. suitability of sheet metal for deep-drawing or spinning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
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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
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Abstract
The utility model relates to a pitch low temperature extensibility test instrument, belong to pitch extension testing arrangement's technical field, it includes the proof box, be provided with fixed station and the moving platform that is used for testing the pitch piece extension in the proof box, the moving platform is the length direction of proof box along the moving direction of moving platform, be provided with the cleaning brush that is used for clearing up the proof box inner wall in the proof box and be used for driving the movable plate that the cleaning brush removed along proof box length direction, the cleaning brush is located one side of movable plate, and one side of movable plate and one side butt of cleaning brush, the bottom of cleaning brush and the interior diapire butt of proof box, be provided with between proof box and movable plate and be used for driving the drive arrangement that the movable plate removed along proof box length direction. This application has the inside effect of make things convenient for staff's clearance proof box.
Description
Technical Field
The application relates to the field of asphalt extension testing devices, in particular to an asphalt low-temperature extension tester.
Background
The low-temperature asphalt ductility instrument is an instrument suitable for measuring asphalt ductility and testing the elastic recovery test of modified asphalt.
When carrying out the low temperature extension test to the pitch piece, the messenger fixes the both ends of pitch piece between mobile station and fixed station, the fixed station is fixed with the inner wall of proof box one end, and inject the clear water in the proof box, the rethread mobile station pulls the one end of pitch piece and removes, the middle part that makes the pitch piece is elongated gradually, when the pitch piece is elongated, the phenomenon that can take place the come-up or sink in aqueous, and change the density of water through adding ethanol or salt to aqueous, make pitch keep the state of horizontal stretching, with the accuracy of guaranteeing the experiment.
In view of the above related technologies, the inventor thinks that ethanol, salt and the asphalt block broken during the experiment are required to be added into the test chamber during the experiment, and a large amount of impurities are stored in the test chamber after the experiment is finished, so that the worker is difficult to clean the defect of the test chamber.
Disclosure of Invention
In order to reach the effect that makes things convenient for the staff to clear up the proof box inside, this application provides an pitch low temperature extensibility tester.
The application provides a pitch low temperature extensibility tester adopts following technical scheme:
the utility model provides a pitch low temperature extensibility test instrument, including the proof box, be provided with the fixed station and the mobile station that are used for testing the pitch piece and extend in the proof box, the mobile station is the straight line motion of proof box internal horizontal, be the length direction of proof box along the moving direction of mobile station, be provided with the cleaning brush that is used for clearing up proof box inner wall in the proof box and be used for driving the movable plate that the cleaning brush removed along proof box length direction, the cleaning brush is located one side of movable plate, and one side butt of one side of movable plate and cleaning brush, the bottom of cleaning brush and the interior diapire butt of proof box, be provided with between proof box and movable plate and be used for driving the drive arrangement that the movable plate removed along proof box length direction.
Through adopting above-mentioned technical scheme, driving the movable plate through drive arrangement and moving along the length direction of proof box in the proof box, the movable plate takes the cleaning brush to remove again, makes the cleaning brush clean for the inside of proof box, and then provides convenience for the staff to the cleaning work of proof box inside.
Optionally, drive arrangement includes driving motor and lead screw, and the lead screw sets up the inside at the proof box along the length direction of proof box, and the lead screw horizontally pass and with movable plate threaded connection from the inside of movable plate, and driving motor sets up the outside in proof box one end, and driving motor's output shaft and the one end fixed connection of lead screw, the both ends of movable plate have set firmly the guide block, the guide way has been seted up along the length direction of proof box to the inner wall of proof box both sides, the guide block is located the guide way and slides along the length direction of proof box.
Through adopting above-mentioned technical scheme, driving motor drives the lead screw and rotates, because of threaded connection between lead screw and the movable plate, because of the guide block of movable plate both sides inlays in the guide way of proof box both sides again to the effect that the lead screw is driving the movable plate and is moving along proof box length direction when rotating has been realized.
Optionally, the cleaning brushes are provided with two, the side walls between the two cleaning brushes are mutually abutted, and reciprocating mechanisms used for enabling the cleaning brushes to reciprocate along the width direction of the test box are arranged in the two cleaning brushes.
Through adopting above-mentioned technical scheme, make the cleaning brush when removing along test box length direction, can also be along the continuous reciprocating motion of width direction of test box between two cleaning brushes to improve the clearance effect to diapire in the test box.
Optionally, reciprocating mechanism includes the semi-gear, go up rack and lower rack, go up the rack and set firmly at the interior roof of cleaning brush along the width direction of proof box, the lower rack sets firmly at the inner diapire of cleaning brush along the width direction of proof box, and go up the rack and set up with lower rack relatively, the semi-gear meshes at last rack and between the lower rack, the cleaning brush has seted up the groove of dodging of bar along the horizontal direction, the lead screw passes the cleaning brush and passes the semi-gear from the inside of dodging the groove and follow the semi-gear, the lead screw has seted up the restriction groove along the length direction of self, the inboard of semi-gear has set firmly the lug, the lug is located the length direction and the lead screw sliding connection of limiting inslot along the lead screw, the axis of rotation of semi-gear and the rotation axis coincidence of lead screw.
By adopting the technical scheme, the lug is positioned in the limiting groove, so that the screw rod drives the half gear to rotate together while rotating, and when the half gear is meshed with the upper rack, the cleaning brush moves to one side of the test box; when the semi-gear was engaged with lower gear, the cleaning brush moved to the opposite side of proof box to realize the purpose effect that the cleaning brush constantly moved along proof box width direction, thereby improved the effect to diapire clearance in the proof box.
Optionally, the movable plate has been seted up first spout along the length direction of self, and the cleaning brush that is close to the movable plate sets firmly the first slider with first spout looks adaptation with one side of movable plate butt, and first slider is located the width direction and the movable plate sliding connection of test box in the first spout, and the size of first slider is greater than the opening size of first spout.
By adopting the technical scheme, when the cleaning brush moves along the width direction of the test box, the first sliding block slides in the first sliding groove, so that the stability and the stability of the moving plate and the cleaning brush close to the moving plate when sliding are improved, and the phenomenon that the cleaning brush close to the moving plate is separated from the moving plate is avoided.
Optionally, two the second spout has been seted up along the width direction of proof box on one of them side of the mutual butt of cleaning brush, another cleaning brush sets firmly the second slider with second spout looks adaptation, and the second slider is located the second spout and slides along the width direction of proof box, and the size of second slider is greater than the opening size of second spout.
Through adopting above-mentioned technical scheme, improve the stability of connecting between two cleaning brushes, avoided taking place to break away from the phenomenon between two cleaning brushes to make the movable plate can drive two cleaning brushes and come and go the removal in the proof box.
Optionally, a flexible pad is fixedly arranged at the bottom of the moving plate, and the flexible pad is abutted to the inner bottom wall of the test chamber.
Through adopting above-mentioned technical scheme, the effect of wiping can be played to the interior diapire of test box to the flexible pad to further improve the clean effect to diapire in the test box.
Optionally, the cleaning brush includes mounting panel and brush piece, and the bottom of brush piece sets firmly a plurality of brush bodies, passes through bolt fixed connection between brush piece and the mounting panel.
Through adopting above-mentioned technical scheme, make between mounting panel and the brush piece be the detachable structure, after the brush body wearing and tearing are serious, the staff can dismantle the bolt and change the brush piece to the clean effect of diapire in to the proof box has been guaranteed to the cleaning brush.
Optionally, a plurality of holes of permeating water are seted up to the diapire of proof box, and the bottom of proof box has set firmly the guiding gutter, and the below of guiding gutter is provided with the header tank, and the intercommunication has the outlet pipe between header tank and guiding gutter, is provided with the valve that drains on the lateral wall of outlet pipe.
Through adopting above-mentioned technical scheme, to the test box in the diapire clearance back, open the valve that drains, the water after clearance impurity and the experiment can see through the hole of permeating water and flow into to the guiding gutter in, then discharge into to the header tank through the drain pipe to further provide convenience for the staff to the cleaning work of diapire in the test box.
Optionally, the water outlet pipe is communicated with the bottom of one end of the water chute, and the water chute is obliquely and downwards arranged towards the end of the water outlet pipe along one end deviating from the water outlet pipe.
By adopting the technical scheme, when the water drain valve is opened, water can smoothly flow to the water outlet pipe and is discharged out of the water guide groove from the water outlet pipe, so that the phenomenon of water accumulation in the water guide groove is reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the movable plate and the cleaning brush are arranged in the test box, the movable plate is driven by the driving device to move along the length direction of the test box, the movable plate drives the cleaning brush to move, and the cleaning work of the inner bottom wall of the test box is completed, so that convenience is provided for a worker to clean the test box;
2. the cleaning brushes are provided with two, a reciprocating mechanism is arranged between the two cleaning brushes, and the cleaning brushes can reciprocate along the width direction of the test box through the reciprocating mechanism to improve the cleaning effect on the test box.
Drawings
FIG. 1 is a schematic structural diagram of an asphalt low-temperature ductility tester of the present application;
FIG. 2 is a cross-sectional view showing the internal structure of the low-temperature ductility tester for asphalt;
FIG. 3 is a plan view showing the positional relationship between the moving plate and the cleaning brush;
FIG. 4 is a partial schematic view showing a structure for connecting the movable plate and the inner wall of the test chamber;
FIG. 5 is a cross-sectional view showing a reciprocating mechanism;
fig. 6 is an exploded view showing the structure of the moving plate and the cleaning brush.
Description of reference numerals: 1. a test chamber; 11. a mobile station; 111. a drive gear; 112. a drive rack; 113. a connecting shaft; 114. rotating the motor; 12. a fixed table; 13. a pitch block; 14. a guide groove; 2. moving the plate; 21. a guide block; 22. a first chute; 23. a flexible pad; 3. a cleaning brush; 31. mounting a plate; 32. a brush sheet; 4. a drive device; 41. a drive motor; 42. a lead screw; 421. a limiting groove; 5. a reciprocating mechanism; 51. a half gear; 511. a bump; 52. an upper rack; 53. a lower rack; 6. a first slider; 61. a second slider; 62. a second chute; 7. an avoidance groove; 8. water permeable holes; 9. a water chute; 91. a water collection tank; 92. a water outlet pipe; 921. a water drain valve.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses pitch low temperature extensibility tester.
Referring to fig. 1 and 2, an asphalt low-temperature ductility tester comprises a test box 1, a fixed table 12 and a movable table 11 which are used for testing the extension of an asphalt block 13 are arranged in the test box 1, one end of the asphalt block 13 is fixed on the upper surface of the fixed table 12, the other end of the asphalt block 13 is fixed on the upper surface of the movable table 11, the moving direction along the movable table 11 is the length direction of the test box 1, the fixed table 12 is fixed on the inner wall of one end of the test box 1 in a welding manner, and the movable table 11 moves along the length direction of the test box 1. Fixing two ends of an asphalt block 13 with a movable table 11 and a fixed table 12 respectively, injecting clear water into a test box 1, pulling one end of the asphalt block 13 by the movable table 11 to move along the length direction of the test box 1 to enable the middle part of the asphalt block 13 to be gradually elongated, when the asphalt block 13 is elongated, floating up or sinking down possibly occurs in water, changing the density of the water by adding ethanol or salt into the water, and enabling the asphalt block 13 to keep a horizontal stretching state until the asphalt block is broken so as to measure the accurate elongation of the asphalt block 13.
Referring to fig. 2, two sides of the bottom of the movable table 11 are rotatably connected with driving gears 111, the rotation axis of the driving gears 111 is perpendicular to the moving direction of the movable table 11, a driving rack 112 is fixedly welded on the inner wall of the test chamber 1 along the length direction of the test chamber 1, the driving gears 111 are meshed with the driving rack 112, a connecting shaft 113 is fixedly welded between the two driving gears 111, and a rotating motor 114 for driving the connecting shaft 113 to rotate is fixedly arranged right below the movable table 11. When the moving table 11 needs to move, the rotating motor 114 drives the connecting shaft 113 to rotate, the connecting shaft 113 drives the driving gear 111 to rotate, and the effect that the moving table 11 moves along the length direction of the test box 1 is achieved through the meshing between the driving gear 111 and the driving rack 114.
Referring to fig. 3, a moving plate 2 and a cleaning brush 3 are provided in a test chamber 1, and the moving plate 2 and the cleaning brush 3 are both located below a moving stage 11. The cleaning brushes 3 are provided with two, a driving device 4 for driving the moving plate 2 to move along the length direction of the test box 1 is arranged between the moving plate 2 and the test box 1, the moving plate 2 is abutted against one side wall of one cleaning brush 3 close to the moving plate 2, and the side walls of the two cleaning brushes 3 are abutted against each other. The driving device 4 drives the moving plate 2 to move in the test chamber 1 along the length direction of the test chamber 1, and the moving plate 2 drives the cleaning brush 3 to move along the length direction of the test chamber 1, so that the test chamber 1 is cleaned.
Referring to fig. 3 and 4, the driving device 4 includes a driving motor 41 and a lead screw 42, the lead screw 42 is arranged in the test chamber 1 along the length direction of the test chamber 1, and two ends of the lead screw 42 are rotatably connected with two ends of the test chamber 1, the driving motor 41 is arranged at one end of the test chamber 1 to drive the lead screw 42 to horizontally rotate, the lead screw 42 passes through the inside of the moving plate 2 and is in threaded connection with the moving plate 2, guide blocks 21 are fixedly arranged at two sides of the moving plate 2, a guide groove 14 is formed in the inner wall of the test chamber 1 along the length direction of the test chamber 1, and the guide blocks 21 are located in the guide groove 14 and horizontally slide along the length direction of the test chamber 1. The driving motor 41 rotates the lead screw 42, and the guide block 21 slides in the guide groove 14, so that the moving plate 2 moves in the test chamber 1 along the length direction of the test chamber 1.
Referring to fig. 5, reciprocating mechanisms 5 are respectively arranged in the two cleaning brushes 3, so that the two cleaning brushes 3 can slide along the width direction of the test chamber 1 while moving along the length direction of the test chamber 1, and when one cleaning brush 3 abuts against the inner wall of one side of the test chamber 1, the other cleaning brush 3 just abuts against the inner wall of the other side of the test chamber 1; the reciprocating mechanism 5 comprises a half gear 51, an upper rack 52 and a lower rack 53, wherein the upper rack 52 is fixedly arranged on the inner top wall of the cleaning brush 3 along the width direction of the test box 1 in a welding manner, the lower rack 53 is fixedly arranged on the inner bottom wall of the cleaning brush 3 along the width direction of the test box 1 in a welding manner, the upper rack 52 corresponds to the lower rack 53, the half gear 51 is meshed between the upper rack 52 and the lower rack 53, and the rotation axis of the half gear 51 is coincided with the rotation axis of the lead screw 42. Cleaning brush 3 has been seted up along the length direction of proof box 1 and has been dodged groove 7, and dodge groove 7 and run through cleaning brush 3, and lead screw 42 passes cleaning brush 3 in dodging groove 7, passes semi-gear 51 along semi-gear 51's axis of rotation simultaneously, and limiting groove 421 has been seted up along self length direction to lead screw 42, and semi-gear 51's inner wall welding has set firmly lug 511, and lug 511 is located limiting groove 421 and slides along the length direction of proof box 1. When one of the half gears 51 is meshed with the lower rack 53 in the cleaning brush 3, the other half gear 51 is meshed with the upper rack 52 in the other cleaning brush 3, so that when one of the cleaning brushes 3 moves to abut against the side wall on one side of the detection box, the other cleaning brush 3 just abuts against the side wall on the other side of the detection box. With the above structure, when the screw rod 42 rotates, the projection 511 is located in the limiting groove 421, so the screw rod 42 drives the half gear 51 to rotate together, and when the half gear 51 is engaged with the upper rack 52, the cleaning brush 3 moves to one side of the test chamber 1; when the half gear 51 is engaged with the lower gear, the cleaning brush 3 is moved to the other side of the test chamber 1. Thereby realized the effect that cleaning brush 3 brushed along 1 width direction of proof box to the improvement is to the clean effect of diapire in the proof box 1.
Referring to fig. 6, a first sliding groove 22 is formed in one side, close to the cleaning brush 3, of the moving plate 2 along the moving direction of the cleaning brush 3, a first sliding block 6 is fixedly welded to one side, close to the moving plate 2, of the cleaning brush 3, abutted to the moving plate 2, the first sliding block 6 is matched with the first sliding groove 22, the first sliding block 6 is located in the first sliding groove 22 and horizontally slides along the width direction of the test box 1, and the size of the first sliding block 6 is larger than the opening size of the first sliding groove 22; two cleaning brush 3 one side of mutual butt have seted up second spout 62 along the width direction of proof box 1 on the lateral wall of one of them cleaning brush 3, and the welding has set firmly second slider 61 on the lateral wall of another cleaning brush 3, second slider 61 and second spout 62 looks adaptation, and second slider 61 is located the width direction horizontal slip of proof box 1 in second spout 62, and the size of second slider 61 is greater than the opening size of second spout 62. In the present document, the first slider 6 and the second slider 61 are both dovetail blocks, and the first runner 22 and the second runner 62 are both dovetail grooves. Through the structure, the moving plate 2 and the two cleaning brushes 3 are well connected together while the cleaning brushes 3 do not move along the width direction of the detection box, so that the two cleaning brushes 3 can be well driven to move together while the moving plate 2 moves along the length direction of the test box 1.
Referring to fig. 6, the cleaning brush 3 includes a mounting plate 31 and a brush sheet 32, the bottom of the brush sheet 32 is fixedly provided with a plurality of brush bodies in a sticking manner, the brush bodies are abutted to the inner bottom wall of the test chamber 1, a bolt is provided between the mounting plate 31 and the brush sheet 32, and the bolt passes through the mounting plate 31 from the top of the mounting plate 31 and then is in threaded connection with the top of the brush sheet 32. After the brush body is seriously worn, the brush piece 32 is disassembled through the loose bolts, and then the brush piece 32 is replaced, so that convenience is provided for the worker to replace the brush piece 32, and a good cleaning effect on the inner part of the test box 1 is ensured.
Referring to fig. 1 and 2, a plurality of hole 8 of permeating water has been seted up at the inner diapire of proof box 1, and the diapire that hole 8 of permeating water runs through proof box 1, bottom welding at proof box 1 has set firmly guiding gutter 9, be provided with header tank 91 in the below of proof box 1 one end, the intercommunication has outlet pipe 92 between header tank 91 and the guiding gutter 9, guiding gutter 9 sets up downwards along the one end that deviates from outlet pipe 92 to the slope of outlet pipe 92, be provided with the valve 921 that drains on the lateral wall of outlet pipe 92. After finishing detecting pitch piece 13, opening the valve 921 that drains, the impurity of water and clearance in the proof box 1 can permeate through and flow into guiding gutter 9 in the hole 8 that permeates water from permeating water, in flowing into header tank 91 along outlet pipe 92 to further provide convenience for staff's clearance proof box 1.
The implementation principle of the asphalt low-temperature extensibility tester in the embodiment of the application is as follows: after finishing detecting pitch piece 13, staff's accessible drive arrangement 4 drives movable plate 2 and removes along the length direction of proof box 1, movable plate 2 is driving cleaning brush 3 again and is removing along the length direction of proof box 1, cleaning brush 3 brushes repeatedly along the width direction of proof box 1 through self inside reciprocating mechanism 5, in order to play the cleanness to proof box 1 inside, then open valve 921 that drains, make inside water of proof box 1 and impurity flow into to guiding gutter 9 from the hole 8 of permeating water in, rethread outlet pipe 92 flows into to the header tank 91 along guiding gutter 9. Therefore, through the structure, the cleaning work of the interior of the test box 1 is realized, and convenience is provided for workers to clean the interior of the test box 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. The utility model provides an asphalt low temperature extensibility tester which characterized in that: comprises a test box (1), a fixed table (12) and a movable table (11) which are used for testing the extension of an asphalt block (13) are arranged in the test box (1), the movable table (11) moves in a horizontal straight line in the test box (1), the moving direction along the movable table (11) is the length direction of the test box (1), a cleaning brush (3) which is used for cleaning the inner wall of the test box (1) and a movable plate (2) which is used for driving the cleaning brush (3) to move along the length direction of the test box (1) are arranged in the test box (1), the cleaning brush (3) is positioned on one side of the movable plate (2), one side of the moving plate (2) is abutted against one side of the cleaning brush (3), the bottom of the cleaning brush (3) is abutted against the inner bottom wall of the test box (1), a driving device (4) for driving the moving plate (2) to move along the length direction of the test box (1) is arranged between the test box (1) and the moving plate (2); the driving device (4) comprises a driving motor (41) and a lead screw (42), the lead screw (42) is arranged inside the test box (1) along the length direction of the test box (1), the lead screw (42) horizontally penetrates through the moving plate (2) from the inside and is in threaded connection with the moving plate (2), the driving motor (41) is arranged outside one end of the test box (1), an output shaft of the driving motor (41) is fixedly connected with one end of the lead screw (42), two ends of the moving plate (2) are fixedly provided with guide blocks (21), guide grooves (14) are formed in the inner walls of two sides of the test box (1) along the length direction of the test box (1), and the guide blocks (21) are located in the guide grooves (14) and slide along the length direction of the test box (1); the two cleaning brushes (3) are arranged, the side walls between the two cleaning brushes (3) are mutually abutted, and reciprocating mechanisms (5) for enabling the cleaning brushes (3) to reciprocate along the width direction of the test box (1) are arranged in the two cleaning brushes (3); the reciprocating mechanism (5) comprises a half gear (51), an upper rack (52) and a lower rack (53), the upper rack (52) is fixedly arranged on the inner top wall of the cleaning brush (3) along the width direction of the test box (1), the lower rack (53) is fixedly arranged on the inner bottom wall of the cleaning brush (3) along the width direction of the test box (1), the upper rack (52) and the lower rack (53) are oppositely arranged, the half gear (51) is meshed between the upper rack (52) and the lower rack (53), the cleaning brush (3) is provided with a strip-shaped avoiding groove (7) along the horizontal direction, the lead screw (42) penetrates through the cleaning brush (3) from the avoiding groove (7) and penetrates through the half gear (51) from the inside of the half gear (51), the lead screw (42) is provided with a limiting groove (421) along the length direction of the lead screw (42), the inner side of the half gear (51) is fixedly provided with a lug (511), and the lug (511) is positioned in the limiting groove (421) and is connected with the lead screw (42) in a sliding manner along the length direction of the lead screw (42), the axis of rotation of the half gear (51) coincides with the axis of rotation of the lead screw (42).
2. The asphalt low temperature ductility tester as claimed in claim 1, characterized in that: first spout (22) have been seted up along the length direction of self in movable plate (2), one side that cleaning brush (3) that are close to movable plate (2) and movable plate (2) butt set firmly first slider (6) with first spout (22) looks adaptation, first slider (6) are located width direction and movable plate (2) sliding connection of first spout (1) in first spout (22), and the size of first slider (6) is greater than the opening size of first spout (22).
3. The asphalt low-temperature ductility tester as claimed in claim 1, characterized in that: two one side of the mutual butt of cleaning brush (3) has seted up second spout (62) along the width direction of proof box (1) on the lateral wall of one of them cleaning brush (3), and another cleaning brush (3) have set firmly second slider (61) with second spout (62) looks adaptation, and second slider (61) are located the width direction of second spout (62) and slide along proof box (1), and the size of second slider (61) is greater than the opening size of second spout (62).
4. The asphalt low-temperature ductility tester as claimed in claim 1, characterized in that: the bottom of the moving plate (2) is fixedly provided with a flexible pad (23), and the flexible pad (23) is abutted to the inner bottom wall of the test box (1).
5. The asphalt low-temperature ductility tester as claimed in claim 1, characterized in that: the cleaning brush (3) comprises a mounting plate (31) and a brush piece (32), a plurality of brush bodies are fixedly arranged at the bottom of the brush piece (32), and the brush piece (32) is fixedly connected with the mounting plate (31) through bolts.
6. The asphalt low-temperature ductility tester as claimed in claim 1, characterized in that: a plurality of water permeable holes (8) are formed in the bottom wall of the test box (1), a water guide groove (9) is fixedly arranged at the bottom of the test box (1), a water collecting tank (91) is arranged below the water guide groove (9), a water outlet pipe (92) is communicated between the water collecting tank (91) and the water guide groove (9), and a water drain valve (921) is arranged on the side wall of the water outlet pipe (92).
7. The asphalt low temperature ductility tester as claimed in claim 6, characterized in that: the water outlet pipe (92) is communicated with the bottom of one end of the water guide groove (9), and the water guide groove (9) is obliquely and downwards arranged towards the end of the water outlet pipe (92) along one end deviating from the water outlet pipe (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011000719.7A CN112284936B (en) | 2020-09-22 | 2020-09-22 | Asphalt low-temperature extensibility tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011000719.7A CN112284936B (en) | 2020-09-22 | 2020-09-22 | Asphalt low-temperature extensibility tester |
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| Publication Number | Publication Date |
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| CN112284936A CN112284936A (en) | 2021-01-29 |
| CN112284936B true CN112284936B (en) | 2022-09-30 |
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| CN202011000719.7A Active CN112284936B (en) | 2020-09-22 | 2020-09-22 | Asphalt low-temperature extensibility tester |
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| CN110777620A (en) * | 2019-11-13 | 2020-02-11 | 邢台路桥建设总公司 | Highway engineering asphalt paving system |
| CN210288048U (en) * | 2019-06-26 | 2020-04-10 | 苏交科集团股份有限公司 | Bituminous paving microwave hot-blast complex hot in-place recycling mills plane rim charge cleaning device |
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| US20060191097A1 (en) * | 2004-05-11 | 2006-08-31 | Baumhakel Alexander J | Transport cleaning device |
| KR101257308B1 (en) * | 2010-10-22 | 2013-04-23 | 삼보중공업(주) | A broom brush |
| CN211437344U (en) * | 2019-12-27 | 2020-09-08 | 常熟市环境试验设备有限公司 | Cleaning device for thermal aging test chamber |
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| CN206667001U (en) * | 2017-03-15 | 2017-11-24 | 江苏泰鸿景观建设工程有限责任公司 | Asphalt-spreader and its railway carriage |
| CN209485867U (en) * | 2019-01-28 | 2019-10-11 | 上海时申工贸有限公司 | A kind of pitch ductility tester being convenient to clean |
| CN210288048U (en) * | 2019-06-26 | 2020-04-10 | 苏交科集团股份有限公司 | Bituminous paving microwave hot-blast complex hot in-place recycling mills plane rim charge cleaning device |
| CN110777620A (en) * | 2019-11-13 | 2020-02-11 | 邢台路桥建设总公司 | Highway engineering asphalt paving system |
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