CN209764272U

CN209764272U - Device for measuring temperature of pavement layer in high-temperature asphalt paving process

Info

Publication number: CN209764272U
Application number: CN201920790810.XU
Authority: CN
Inventors: 王昊; 王益逊; 吴东阳; 吉伯海
Original assignee: Hohai University HHU
Current assignee: Hohai University HHU
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2019-12-10
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a be used for high temperature pitch paving in-process layer temperature measuring device of mating formation, including the base, first fixed frame and the fixed frame of second that the symmetry set up on the base, the control box of setting in first fixed frame, the fixed pulley of setting in the fixed frame of second, the connection expansion bracket of level setting in first fixed frame and the fixed frame of second set up the thermoscope of connecting expansion bracket one end, connect the switch connection with the thermoscope after fixed pulley is walked around to rope one end connection control box rethread, the control box is used for the control connection rope length. The utility model discloses a to the simultaneous measurement of the layer multiple spot temperature of mating formation among the high temperature pitch the process of paving, the accurate measurement is mated formation like such measuring position that is difficult to of central point in the layer simultaneously, can also fix a position to the temperature measurement station at the measurement in-process quick travel. The device can keep stable in the measurement process, has improved temperature monitoring's accuracy.

Description

Device for measuring temperature of pavement layer in high-temperature asphalt paving process

Technical Field

The utility model relates to a temperature measuring device, concretely relates to be used for high temperature pitch layer temperature measuring's of mating formation device among the process of paving.

background

In order to protect the steel bridge deck from damage and ensure the driving comfort of people, a construction unit generally lays an asphalt concrete layer above the steel bridge deck, and connects the steel bridge deck with the pavement layer through a waterproof bonding layer to form an integral bridge deck system structure. However, the steel bridge deck has good heat conductivity and is sensitive to temperature change, and asphalt concrete can generate higher temperature when being paved on site, compared with the change of environmental temperature, the temperature change caused by high-temperature asphalt paving construction is an instant temperature change process, which affects the stress performance of the steel bridge deck, and meanwhile, the change of temperature can affect the physical performance of the pavement layer, so that the temperature change of the pavement layer in the high-temperature asphalt paving process needs to be monitored. At present, the temperature of a pavement layer is mostly detected in a mode of manually holding a warm gun, and the detection result has larger discrete data due to larger error in the manual holding monitoring during the work; meanwhile, the temperature of the central position of the pavement layer is difficult to monitor through manual handheld detection, and the mode of arranging the temperature sensor can cause irreversible damage to the pavement layer.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model provides a device that is arranged in high temperature pitch process of paving mat formation layer temperature measurement, the device can measure the temperature of the multiple temperature measurement station in the high temperature pitch process of paving mat formation layer simultaneously, also the temperature at layer center of can accurate measurement mat formation.

The technical scheme is as follows: the utility model provides a device that is used for high temperature pitch paving in-process layer temperature measurement of mating formation, includes the base, first fixed frame and the fixed frame of second that the symmetry set up on the base, set up the control box in first fixed frame, set up the fixed pulley in the fixed frame of second, the connection expansion bracket of level setting in first fixed frame and the fixed frame of second, set up the thermoscope that connects expansion bracket one end, connect rope one end connection control box rethread and be connected with the switch of thermoscope after bypassing fixed pulley, the control box is used for the control connection rope length.

Has the advantages that: (1) the utility model realizes the simultaneous measurement of multiple points of the temperature of the pavement layer in the paving process of the high-temperature asphalt; (2) the utility model can accurately measure the position which is difficult to measure, such as the central point, in the pavement layer; (3) the utility model discloses but quick travel location to temperature measurement station in the measurement process, can remain stable better in the measurement process, improved temperature monitoring's efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the base of the present invention;

Fig. 3 is a schematic structural view of a first fixed frame of the present invention;

Fig. 4 is a schematic structural diagram of the control box of the present invention;

Fig. 5 is a schematic structural view of a second fixed frame according to the present invention;

FIG. 6 is a schematic structural view of the connection telescopic frame of the present invention;

FIG. 7 is a schematic structural view of the fixing device of the utility model;

Fig. 8 is a schematic diagram of the working process of the present invention.

Detailed Description

As shown in fig. 1, a device for measuring the temperature of a pavement layer in the process of paving high-temperature asphalt comprises a base 1, a first fixed frame 2 and a second fixed frame 3 which are symmetrically arranged on the base 1, a control box 21 arranged on the first fixed frame 2, a fixed pulley 41 arranged on the second fixed frame 3, a connecting telescopic frame 4 horizontally arranged on the first fixed frame 2 and the second fixed frame 3, and a temperature measuring gun 7 arranged at one end of the connecting telescopic frame 4, wherein one end of a connecting rope 6 is connected with the control box 21 and then connected with a switch of the temperature measuring gun 7 after bypassing the fixed pulley 41, and the control box 21 is used for controlling the length of the connecting rope 6. The base 1 is used as a device foundation platform and is used for fixing the first fixed rack 1 and the second fixed rack 2 and controlling the movement of the whole device; the first fixed frame 2 is used for placing a control box to realize a remote temperature measurement function; the second fixed frame 2 is used for placing fixed pulleys, so that the connecting expansion bracket 4 in the temperature measurement function can move up and down to the height required by temperature measurement; the connecting telescopic frame 4 is fixed on the first fixed frame 2 and the second fixed frame 3 to form a horizontal plane so as to ensure the accuracy of temperature measurement, and can be extended to a proper length to realize a remote temperature measurement function; the fixing device 5 of the temperature measuring gun 7 is arranged on the connecting telescopic frame and used for fixing the temperature measuring gun 7.

As shown in figure 2, the base 1 is connected and fixed with an upper device through a front clamping groove 11 and a rear clamping groove 11, the positions of the first fixed frame 2 and the second fixed frame 3 are controlled through a rotating button 13 and scales 14, the accurate adjustment of the temperature measuring position is realized, the lower part is provided with four rotatable balls 15, the slidable function of the device is realized, and meanwhile, the whole device is fixed through a pin 16 during temperature measurement, so that the device is guaranteed not to move during temperature measurement. As shown in fig. 3, the first fixed frame 2 mainly fixes the control box 21 through the connecting rod 22, and meanwhile, the lower protrusion of the first frame 2 is disposed in the slot and fixed on the base 1, so as to realize the function of remote control temperature monitoring, and meanwhile, the expansion bracket 4 is fixedly connected through the vertical slot 24.

As shown in fig. 4, the upper slot 31 of the control box 21 is connected to the first fixed frame 2, the connection rope reel 32 is arranged inside the control box for winding the connection rope 33, and the control of the length of the external connection rope is realized through the button 34, so as to realize the function of temperature measurement control. As shown in fig. 5, the second fixed frame 3 is used for placing the fixed pulley 41, and the frame 42 is fixed with the jacking device 43, so that the first rotating wheel 44 can achieve the telescopic function of the jacking device 43, thereby ensuring the vertical height of temperature measurement.

As shown in fig. 6, the connecting telescopic frame 4 is fixed on the first fixed frame 2 and the second fixed frame 3 to be horizontal, the length of the telescopic shaft 51 is controlled by the second runner 52, meanwhile, the accuracy of the temperature measuring position is ensured according to the scale 53 on the telescopic shaft 51, and the transverse connecting rod 54 is used for connecting the temperature measuring gun fixing device 5. As shown in fig. 7, the upper clamping groove 61 of the fixing device 5 for the temperature measuring gun is used for connecting the transverse connecting rod 54, the four vertical rods 62 ensure that the temperature measuring gun is in a vertical position, and the lower clamping groove 63 is used for fixing the temperature measuring gun 7, so that the temperature measuring gun 7 is fixed during temperature measurement.

The working steps of the real bridge detection and measurement tool based on the device for measuring the temperature of the pavement layer in the high-temperature asphalt paving process are as follows: (1) fixing the temperature measuring guns in the device, adjusting the transverse and longitudinal distances between the temperature measuring guns, and fixedly connecting the ropes; (2) moving the device to a position near the transverse direction of a temperature measuring point, fixing the whole temperature measuring device, adjusting the longitudinal position of the upper device through a rotating button 13, controlling the vertical height through a first rotating wheel 44, controlling the transverse distance through a second rotating wheel 52, and moving the temperature measuring gun to the accurate position of the temperature measuring point; (3) the temperature measurement is controlled by a button on the control box 21, and the multipoint temperature is accurately monitored.

Claims

1. the utility model provides a device that is arranged in high temperature pitch paving process layer temperature measurement that paves which characterized in that: the temperature measurement gun comprises a base (1), a first fixed frame (2) and a second fixed frame (3) which are arranged on the base (1) relatively, a connection expansion bracket (4) which is horizontally arranged on the first fixed frame (2) and the second fixed frame (3), a control box (21) which is arranged on the first fixed frame (2), a fixed pulley (41) which is arranged on the second fixed frame (3), and a temperature measurement gun (7) which is arranged at one end of the connection expansion bracket (4), wherein one end of a connection rope (33) is connected with the control box (21) and then is connected with a switch of the temperature measurement gun (7) after bypassing the fixed pulley (41), and the control box (21) is used for controlling the length of the connection rope (33).

2. The apparatus for temperature measurement of a mat layer in a high temperature asphalt paving process according to claim 1, wherein: the control box (21) is fixed on the first fixed frame (2) through a connecting rod (22).

3. The apparatus for temperature measurement of a mat layer in a high temperature asphalt paving process according to claim 1, wherein: and a jacking and extending device (43) is arranged on the second fixed rack (3), and jacking and extending movement is realized by arranging a first rotating wheel (44).

4. The apparatus for temperature measurement of a mat layer in a high temperature asphalt paving process according to claim 1, wherein: the connecting expansion bracket (4) is provided with a second rotating wheel (52) for controlling the length of an expansion shaft (51) on the connecting expansion bracket (4).

5. The apparatus for temperature measurement of a mat layer in a high temperature asphalt paving process according to claim 1, wherein: the temperature measuring gun fixing device (5) for fixing the temperature measuring gun (7) is arranged on the connecting telescopic frame (4), the connecting telescopic frame (4) is provided with a transverse connecting rod (54) to be connected with an upper clamping groove (61) of the temperature measuring gun fixing device (5), the upper clamping groove (61) is connected with a lower clamping groove (63) of the temperature measuring gun fixing device (5) through a vertical rod (62), and the lower clamping groove (63) is fixedly connected with the temperature measuring gun (7).

6. The apparatus for temperature measurement of a mat layer in a high temperature asphalt paving process according to claim 1, wherein: the base (1), the connecting telescopic frame (4) and the second fixed rack (3) are all provided with length scales.

7. The apparatus for temperature measurement of a mat layer in a high temperature asphalt paving process according to claim 1, wherein: the base (1) is used for fixing the first fixed rack (2) and the second fixed rack (3) through the arrangement of a clamping groove (11); the bottom of the base (1) is provided with a pulley (15) and a pin (16) to ensure that the pulley (15) is fixed during temperature measurement.