CN214952750U

CN214952750U - Asphalt ductility tester

Info

Publication number: CN214952750U
Application number: CN202120854806.2U
Authority: CN
Inventors: 闵学虎; 洪海生; 郑茂源
Original assignee: Xiamen Municipal Engineering Co ltd; Xiamen Municipal Asphalt Engineering Co ltd
Current assignee: Xiamen Municipal Engineering Co ltd; Xiamen Municipal Asphalt Engineering Co ltd
Priority date: 2021-04-24
Filing date: 2021-04-24
Publication date: 2021-11-30
Anticipated expiration: 2031-04-24

Abstract

The utility model belongs to the technical field of pitch testing tool and specifically relates to a pitch extensibility apparatus is related to, it includes the apparatus body and is located this internal sample holder of apparatus, the inside of apparatus body is provided with the cavity, the sample holder includes fixed folder and removes the folder, fixed folder is located one side of cavity, remove the folder for fixed folder can move towards the opposite side, be provided with the scale on the cavity, the one end tip of scale with remove the folder parallel and level, the length direction of scale with the moving direction that removes the folder is parallel. The method and the device have the effect of assisting in calibrating the experimental data automatically read by the instrument.

Description

Asphalt ductility tester

Technical Field

The application relates to the field of asphalt testing tools, in particular to an asphalt ductility tester.

Background

The asphalt ductility test is one of the important indexes for asphalt quality detection. The asphalt ductility tester is a tool for testing the ductility of asphalt, and is suitable for testing the ductility of various types of asphalt, residues after distillation of liquid asphalt, asphalt emulsion evaporation residues and other materials.

The asphalt extensibility tester mainly comprises a mechanical stretching device, a temperature control device and a liquid crystal display.

The utility model discloses an asphalt extensibility tester in the Chinese utility model patent with publication number CN206057105U, which comprises a testing cabinet body, a water circulation system, a stretching system, a motor and a central host, wherein the stretching system is arranged in a constant temperature water bath, the water circulation system is composed of a constant temperature water bath, a refrigerating device and a heating device, the constant temperature water bath is arranged at the upper part of the testing cabinet body, and the stretching system is composed of a sample holder, a frequency converter, a testing flat plate, a lead screw and a linear guide rail which are arranged on the testing flat plate; the frequency converter is positioned below the test flat plate and connected with the motor; the central host consists of a singlechip, a display screen and a data interface.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: like this kind of asphalt ductility tester, it usually only adopts the ductility numerical value that the instrument was read automatically as experimental data, in case the data reading system of instrument breaks down, will cause data error, therefore awaits improving.

SUMMERY OF THE UTILITY MODEL

The problem of data error is caused easily in order to improve the experimental data that the instrument automatic reading, this application provides an asphalt ductility apparatus.

The application provides a pitch elongation apparatus adopts following technical scheme:

the utility model provides an asphalt elongation apparatus, includes the apparatus body and is located this internal sample holder of apparatus, the inside of apparatus body is provided with the cavity, the sample holder includes fixed folder and removal folder, fixed folder is located one side of cavity, remove the folder for fixed folder can move towards the opposite side, be provided with the scale on the cavity, the one end tip of scale with remove the folder parallel and level, the length direction of scale with the moving direction that removes the folder is parallel.

Through adopting above-mentioned technical scheme, when the extension of needs test pitch, the pitch piece that will need the test is placed on the sample holder in the apparatus, pitch test piece is placed in the cavity, fix the one end of pitch piece in fixed folder, the other end of pitch piece is fixed on removing the folder, when the apparatus operation, it can take pitch piece towards the one side displacement of keeping away from fixed folder to remove the folder, make pitch piece extension, the extension of pitch can be measured automatically to the apparatus this moment, reading through the scale, also can reach the extension of pitch, make and can manually read through the scale, play and calibrate the error of apparatus automatic reading, guarantee that the degree of accuracy of apparatus measured data is good.

Optionally, a pointer is arranged on the movable clamp, and the pointer faces the direction of the graduated scale.

Through adopting above-mentioned technical scheme, the pointer setting is on removing the folder, removes the folder and drives pointer and pitch piece and remove towards the one side of keeping away from fixed folder, with the help of the indicating effect of pointer, makes things convenient for the manual reading of scale, plays the error to the automatic reading of apparatus and carries out calibration effect.

Optionally, the pointer is arranged on the movable clamping piece through a fixing piece, the fixing piece comprises a supporting rod, a bolt and a screw, the supporting rod is perpendicular to the graduated scale, one end of the supporting rod is fixed on the movable clamping piece through the bolt, and the pointer is connected to one end, far away from the movable clamping piece, of the supporting rod through the screw.

Through adopting above-mentioned technical scheme, the pointer passes through screwed connection on the bracing piece, and the other end of bracing piece passes through the bolt fastening on removing the folder, and the bracing piece is perpendicular with the scale, and when removing the folder and remove, the assurance is better to the fixed effect of pointer, makes things convenient for the manual reading of reading the scale, plays the error to apparatus automatic reading and calibrates the effect.

Optionally, the pointer is rotatably connected to the support rod through the screw.

Through adopting above-mentioned technical scheme, the pointer passes through the screw rotation connection on the bracing piece, and the pointer can rotate relative to the bracing piece, and the data of reading the scale that can be accurate relatively with the help of the pointer conveniently calibrates the effect to the error of apparatus automatic reading.

Optionally, a connecting piece is vertically arranged at one end of the supporting rod close to the movable clamping piece, a waist-shaped hole is formed in the connecting piece, and the supporting rod is fixed on the movable clamping piece through the connecting piece by the bolt.

Through adopting above-mentioned technical scheme, connect and be provided with waist type hole, the bolt passes through waist type hole and fixes the bracing piece on removing the folder, guarantees to the fixed effectual of bracing piece, and the design in waist type hole when installation and dismantlement, conveniently finely tunes the bracing piece position, guarantees to the data of the scale of reading accurate relatively.

Optionally, the graduated scale is set as a steel scale, and the steel scale is fixedly connected to one side of the cavity.

Through adopting above-mentioned technical scheme, the scale sets up to the steel rule, and the steel rule is difficult for rustting and life is longer relatively, ensures that the data to the scale of reading is accurate relatively.

Optionally, the length of the steel ruler is set to be 1.5 m.

Through adopting above-mentioned technical scheme, the length of steel chi sets up to 1.5m, guarantees that the length of scale is reasonable, and is relatively accurate to the measurement of pitch piece elongation.

Optionally, a transparent cover plate is arranged at the top of the cavity, sliding grooves are formed in two sides of the top of the cavity, and the transparent cover plate is connected in the sliding grooves in a sliding mode.

Through adopting above-mentioned technical scheme, the transparent cover plate that the top of cavity set up can seal the cavity, guarantees that the cavity has a relatively inclosed space, and the convenience is to the test of pitch piece elongation.

Optionally, a holding portion is disposed on one side of the transparent cover plate.

Through adopting above-mentioned technical scheme, the portion of gripping of setting on transparent cover plays the additional action, conveniently opens and closes simple and convenient transparent cover with the help of the portion of gripping.

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

the tester can automatically measure the extensibility of the asphalt, and the extensibility of the asphalt can be obtained through the reading of the graduated scale, so that the graduated scale can be manually read, the automatic reading error of the tester can be calibrated, and the good accuracy of the data measured by the tester can be ensured;

by means of the indicating effect of the pointer, the reading of the graduated scale is convenient to read manually, and the effect of calibrating the automatic reading error of the measuring instrument is achieved;

the bracing piece is perpendicular with the scale, and when removing the folder and removing, the assurance is better to the fixed effect of pointer, makes things convenient for manual reading scale's reading, plays the error to the apparatus automatic reading and carries out calibration effect.

Drawings

FIG. 1 is a front view of an asphalt ductility measuring apparatus according to an embodiment of the present application;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of a movable clamp in an asphalt ductility tester according to an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a fixing member in an asphalt ductility measuring apparatus according to an embodiment of the present application.

Reference numerals: 1. a meter body; 2. a cavity; 3. a sample holder; 4. fixing the clamp; 5. moving the clamp; 6. a graduated scale; 7. a pointer; 8. a fixing member; 9. a support bar; 10. a screw; 11. a screw; 12. a connecting member; 13. a kidney-shaped hole; 14. a transparent cover plate; 15. a chute; 16. a grip portion.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses pitch elongation apparatus. Referring to fig. 1 and 2, the asphalt ductility tester includes a tester body 1, a cavity 2 is provided inside the tester body 1, and the cavity 2 is in a rectangular shape. The sample holder 3 is arranged in the measuring instrument body 1, and the sample holder 3 comprises a fixed clamp 4 and a movable clamp 5.

The fixed clamp 4 is fixed on one side of the cavity 2 and the movable clamp 5 is displaceable relative to the fixed clamp 4 towards the other side of the cavity 2. The asphalt block to be tested is placed on the sample holder 3, two ends of the asphalt block are respectively fixed on the movable clamp 5 and the fixed clamp 4, and the extensibility of the asphalt can be tested through the movement of the movable clamp 5.

Be provided with scale 6 on cavity 2, scale 6 is located the roof of one side of cavity 2, and the one end tip of scale 6 is parallel with the removal folder 5 parallel and level, and the length direction of scale 6 is parallel with the removal direction that removes folder 5. Scale 6 in this embodiment sets up to the steel rule, and steel rule fixed connection is on the roof of cavity 2, and the length of steel rule sets up to 1.5 m.

Referring to fig. 3 and 4, a pointer 7 is provided on the moving clamp 5, the pointer 7 facing in the direction of the scale 6. The pointer 7 is arranged on the mobile clamp 5 by means of a fixing 8, the fixing 8 comprising a support rod 9, a threaded rod 10 and a screw 11. Wherein, the support rod 9 is vertical to the length direction of the graduated scale 6, and one end of the support rod 9 close to the movable clamp 5 is fixedly welded with a connecting piece 12. The connecting piece 12 is perpendicular to the movable clamping piece 5, a waist-shaped hole 13 is formed in the connecting piece 12, and one end of a bolt penetrates through the waist-shaped hole 13 to fix the supporting rod 9 on the movable clamping piece 5. A screw 11 is connected to one end of the support rod 9 far away from the movable clamp 5 through a thread, and the pointer 7 is rotatably connected to the support rod 9 through the screw 11.

Referring to fig. 1, a transparent cover plate 14 is arranged at the top of the cavity 2, sliding grooves 15 are formed in two sides of the top wall of the cavity 2, the transparent cover plate 14 is connected to the measuring instrument body 1 in a sliding mode through the sliding grooves 15, a holding portion 16 is arranged on one side of the transparent cover plate 14, the holding portion 16 is connected with the transparent cover plate 14 into a whole, and the transparent cover plate 14 is conveniently opened and closed through the holding portion 16.

The implementation principle of this application embodiment pitch elongation apparatus is: when the ductility of the asphalt needs to be tested, the asphalt block to be tested is placed on a sample holder 3 in a tester, the asphalt test block is placed in a cavity 2, one end of the asphalt block is fixed in a fixed clamp 4, and the other end of the asphalt block is fixed on a movable clamp 5;

when the apparatus operation, remove folder 5 and can take the pitch piece towards the one side displacement of keeping away from fixed folder 4 for the pitch piece extends, and the apparatus can be automatic this moment measure the extension of pitch, passes through the reading of scale 6 with the help of pointer 7, also can obtain the extension of pitch, makes and to read manually through scale 6.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An asphalt ductility tester, includes tester body (1) and is located sample holder (3) in tester body (1), its characterized in that: the inside of apparatus body (1) is provided with cavity (2), sample holder (3) are including fixed folder (4) and removal folder (5), fixed folder (4) are located one side of cavity (2), remove folder (5) for fixed folder (4) can move towards the opposite side, be provided with scale (6) on cavity (2), the one end tip of scale (6) with remove folder (5) parallel and level, the length direction of scale (6) with the moving direction that removes folder (5) is parallel.

2. An asphalt ductility tester as claimed in claim 1, wherein: and a pointer (7) is arranged on the movable clamping piece (5), and the pointer (7) faces the direction of the graduated scale (6).

3. An asphalt ductility tester as claimed in claim 2, wherein: pointer (7) set up through mounting (8) on the removal folder (5), mounting (8) are including bracing piece (9), bolt and screw (11), bracing piece (9) with scale (6) are perpendicular, the one end of bracing piece (9) is passed through the bolt fastening is in on the removal folder (5), pointer (7) pass through screw (11) are connected keep away from on bracing piece (9) the one end of removing folder (5).

4. An asphalt ductility tester as claimed in claim 3, wherein: the pointer (7) is rotatably connected to the supporting rod (9) through the screw (11).

5. An asphalt ductility tester as claimed in claim 4, wherein: one end of the support rod (9) close to the movable clamping piece (5) is vertically provided with a connecting piece (12), a waist-shaped hole (13) is formed in the connecting piece (12), and the support rod (9) is fixed on the movable clamping piece (5) through the connecting piece (12) by a bolt.

6. An asphalt ductility tester as claimed in claim 1, wherein: the graduated scale (6) is a steel scale which is fixedly connected to one side of the cavity (2).

7. An asphalt ductility tester as claimed in claim 6, wherein: the length of the steel ruler is set to be 1.5 m.

8. An asphalt ductility tester as claimed in claim 1, wherein: the top of cavity (2) is provided with transparent cover plate (14), the top both sides of cavity (2) are provided with spout (15), transparent cover plate (14) slide and connect in spout (15).

9. An asphalt ductility tester as claimed in claim 8, wherein: one side of the transparent cover plate (14) is provided with a holding part (16).