CN112345098A

CN112345098A - Pavement temperature tester

Info

Publication number: CN112345098A
Application number: CN202011438468.0A
Authority: CN
Inventors: 王鑫
Original assignee: Xi'an Jiade Special Service Equipment Technology Co ltd
Current assignee: Xi'an Jiade Special Service Equipment Technology Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-02-09

Abstract

The invention relates to the technical field of pavement performance testing, and discloses a pavement temperature tester, which comprises a shell and temperature sensors, wherein two limiting plates are fixedly arranged on two sides in the shell, a first sliding plate and a second sliding plate are sequentially arranged at the middle end in the shell from top to bottom, two ends of the first sliding plate and two ends of the second sliding plate extend to positions between the two corresponding limiting plates, two ends of the first sliding plate and two ends of the second sliding plate are fixedly connected through connecting rods, a testing rod is rotatably arranged on the lower surface of the second sliding plate through a first rolling bearing, the temperature sensors are sequentially and fixedly arranged on a rod wall of the testing rod from top to bottom, a first motor is arranged on the upper surface of the second sliding plate, and the output end of the first motor is fixedly connected with the upper end of the testing rod. The temperature acquisition device can acquire the temperature of each depth of the pavement structure in a time-saving and labor-saving manner, and greatly improves the working efficiency.

Description

Pavement temperature tester

Technical Field

The invention relates to the technical field of pavement performance testing, in particular to a pavement temperature tester.

Background

The pavement is a layered structure which is paved on a road bed by various road building materials and directly bears vehicle load, the pavement with good quality has enough strength and good stability, the surface of the pavement meets the requirements of flatness, compactness and skid resistance, the pavement structure consists of a surface layer, a base layer and a cushion layer, and in the performance research of the asphalt pavement, the temperature of each depth of the pavement structure is usually required to be collected.

Traditional road surface temperature tester is difficult to test the road surface structure below the surface course, needs the manual work to drill to the road surface, then detects, and is very wasted time and energy, great reduction work efficiency.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, a pavement structure below a surface layer is difficult to test by a pavement temperature tester, and manual drilling of a pavement is needed, so that the pavement temperature tester is time-consuming, labor-consuming and low in efficiency.

In order to achieve the purpose, the invention adopts the following technical scheme:

a pavement temperature tester comprises a shell and temperature sensors, wherein two limiting plates are fixedly arranged on two sides in the shell, a first sliding plate and a second sliding plate are sequentially arranged at the middle end in the shell from top to bottom, two ends of the first sliding plate and the second sliding plate extend to positions between the two corresponding limiting plates, two ends of the first sliding plate and the second sliding plate are fixedly connected through connecting rods, a testing rod is arranged on the lower surface of the second sliding plate through rotation of a first rolling bearing, a plurality of temperature sensors are sequentially and fixedly arranged on the rod wall of the testing rod from top to bottom, a first motor is arranged on the upper surface of the second sliding plate, the output end of the first motor is fixedly connected with the upper end of the testing rod, a worm wheel is arranged on the side wall of the upper end in the shell through rotation of the first rotating rod, a worm is meshed with the upper end of the worm wheel, the both ends of worm all rotate with the lateral wall that corresponds the casing through second antifriction bearing and be connected, the right side upper end of casing is provided with the second motor, the output of second motor and the right-hand member fixed connection of worm, the fixed cover of the pole wall of first bull stick has first push rod, the other end of first push rod rotates through first pivot and is provided with the second push rod, the other end of second push rod rotates through the upper surface middle part of second axis round pin with first slide and is connected, the outside lower extreme of casing all is provided with fixed establishment all around.

Preferably, fixed establishment includes fixed plate and second bull stick, the lower extreme of casing lateral wall all has seted up the recess all around, and is a plurality of the lower extreme both sides of recess are all fixed and are provided with the fixed block, and are a plurality of the fixed plate all sets up in corresponding two between the fixed block, it is a plurality of the second bull stick is all fixed cup joints inside the lower extreme of the fixed plate that corresponds, and is a plurality of the both ends of second bull stick all rotate with the fixed block that corresponds and be connected.

Preferably, the lower end of the test rod is fixedly provided with a conical head.

Preferably, the first motor and the second motor are fixedly connected with the corresponding second sliding plate and the corresponding shell through the supporting frame.

Preferably, a guide sleeve is fixedly arranged at the bottom end of the inner part of the shell and right below the conical head.

Preferably, universal wheels are fixedly arranged on two sides of the lower surface of the shell.

Compared with the prior art, the invention provides a pavement temperature tester, which has the following beneficial effects:

1. this road surface temperature tester drives the test bar through first motor and rotates, and the second motor drives the worm and rotates, and the worm drives the worm wheel and rotates for first push rod and the rotatory test bar that promotes downwards of second push rod make things convenient for the test bar rotation to get into inside the road surface, thereby make a plurality of temperature sensor can gather the temperature of the different degree of depth in road surface.

2. This road surface temperature tester is provided with a plurality of rotatable fixed plates through casing outside lower extreme, uses the fixed pin to fix a plurality of fixed plates and road surface, and the casing takes place to rock when can preventing the rotatory road surface that gets into of test bar.

The device has the advantages that the parts which are not involved are the same as or can be realized by adopting the prior art, the temperature of each depth of the pavement structure can be acquired in a time-saving and labor-saving manner, and the working efficiency is greatly improved.

Drawings

Fig. 1 is a schematic structural diagram of a pavement temperature tester according to the present invention;

fig. 2 is a schematic view of the overall structure of fig. 1.

In the figure: the device comprises a shell 1, a limiting plate 2, a first sliding plate 3, a second sliding plate 4, a connecting rod 5, a testing rod 6, a temperature sensor 7, a conical head 8, a first motor 9, a first rotating rod 10, a worm wheel 11, a first push rod 12, a second push rod 13, a worm 14, a second motor 15, a fixed block 16, a second rotating rod 17, a fixed plate 18, a universal wheel 19 and a guide sleeve 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments.

In the description of the present patent, it is to be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, are used only for convenience in describing the present patent and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present patent.

Referring to fig. 1-2, a road surface temperature tester comprises a housing 1 and a temperature sensor 7, two limiting plates 2 are fixedly arranged on two sides of the interior of the housing 1, a first sliding plate 3 and a second sliding plate 4 are sequentially arranged at the middle end of the interior of the housing 1 from top to bottom, two ends of the first sliding plate 3 and the second sliding plate 4 extend to between the two corresponding limiting plates 2, two ends of the first sliding plate 3 and the second sliding plate 4 are fixedly connected through a connecting rod 5, a testing rod 6 is rotatably arranged on the lower surface of the second sliding plate 4 through a first rolling bearing, a plurality of temperature sensors 7 are sequentially and fixedly arranged on the rod wall of the testing rod 6 from top to bottom, a first motor 9 is arranged on the upper surface of the second sliding plate 4, the output end of the first motor 9 is fixedly connected with the upper end of the testing rod 6, a worm wheel 11 is rotatably arranged on the side wall of the upper end of the interior, the meshing of the upper end of worm wheel 11 is provided with worm 14, the both ends of worm 14 all rotate with the lateral wall that corresponds casing 1 through second antifriction bearing and are connected, the right side upper end of casing 1 is provided with second motor 15, the output of second motor 15 and the right-hand member fixed connection of worm 14, the fixed cover of the pole wall of first bull stick 10 has been cup jointed first push rod 12, the other end of first push rod 12 rotates through first pivot and is provided with second push rod 13, the other end of second push rod 13 rotates through the second pivot and is connected with the upper surface middle part of first slide 3, the outside lower extreme of casing 1 all is provided with fixed establishment all around.

The fixing mechanism comprises a fixing plate 18 and a second rotating rod 17, grooves are formed in the outer side wall of the periphery of the lower end of the shell 1, fixing blocks 16 are fixedly arranged on two sides of the lower end of each groove, the fixing plates 18 are arranged between the corresponding fixing blocks 16, the second rotating rods 17 are fixedly sleeved inside the lower ends of the corresponding fixing plates 18, and the two ends of the second rotating rods 17 are rotatably connected with the corresponding fixing blocks 16.

The lower extreme of test bar 6 is fixed and is provided with conical head 8, makes things convenient for test bar 6 more smooth entering road surface.

First motor 9 and second motor 15 all pass through support frame and the second slide 4 and the casing 1 fixed connection that correspond for first motor 9 and second motor 15 are connected more firmly with the second slide 4 and the casing 1 that correspond.

The guide sleeve 20 is fixedly arranged at the bottom end of the interior of the shell 1 and right below the conical head 8, so that the test rod 6 is prevented from being inclined.

The universal wheels 19 are fixedly arranged on two sides of the lower surface of the shell 1, and the mobile equipment is convenient.

In the invention, when the temperature detection device is used, a worker pushes equipment to the position above a road surface to be detected through the universal wheel 19, then the fixing plates 18 are rotated and opened, then the fixing plates 18 corresponding to the fixing pins are fixedly connected with the road surface, then the power supplies of the first motor 9 and the second motor 15 are switched on, the first motor 9 drives the test rod 6 to rotate, the second motor 15 drives the worm 14 to rotate, the worm 14 drives the worm wheel 11 to rotate, so that the first push rod 12 and the second push rod 13 are driven to rotate, the first push rod 12 and the second push rod 13 rotate to be vertical, so that the first sliding plate 3 is pushed to move downwards, namely the test rod 6 rotates downwards to enter the interior of the road surface, and the temperature sensors 7 collect the temperatures at different depths of the road surface.

The above description is only for the preferred embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts of the present invention are equivalent to or changed within the technical scope of the present invention.

Claims

1. The road surface temperature tester comprises a shell (1) and temperature sensors (7), and is characterized in that two limiting plates (2) are fixedly arranged on two sides of the inside of the shell (1), a first sliding plate (3) and a second sliding plate (4) are sequentially arranged at the middle end of the inside of the shell (1) from top to bottom, two ends of the first sliding plate (3) and the second sliding plate (4) extend to two corresponding limiting plates (2), the two ends of the first sliding plate (3) and the two ends of the second sliding plate (4) are fixedly connected through connecting rods (5), a test rod (6) is arranged on the lower surface of the second sliding plate (4) through rotation of a first rolling bearing, the temperature sensors (7) are sequentially and fixedly arranged on the rod wall of the test rod (6) from top to bottom, a first motor (9) is arranged on the upper surface of the second sliding plate (4), the output end of the first motor (9) is fixedly connected with the upper end of the test rod (6), the side wall of the upper end inside the shell (1) is rotatably provided with a worm wheel (11) through a first rotating rod (10), the upper end of the worm wheel (11) is meshed with a worm (14), two ends of the worm (14) are rotatably connected with the side wall of the corresponding shell (1) through second rolling bearings, the upper end of the right side of the shell (1) is provided with a second motor (15), the output end of the second motor (15) is fixedly connected with the right end of the worm (14), the rod wall of the first rotating rod (10) is fixedly sleeved with a first push rod (12), the other end of the first push rod (12) is rotatably provided with a second push rod (13) through a first shaft pin, the other end of the second push rod (13) is rotatably connected with the middle part of the upper surface of the first sliding plate (3) through a second shaft pin, and fixing mechanisms are arranged on the periphery of the lower end of the outer side of the shell (1).

2. The road surface temperature tester of claim 1, wherein the fixing mechanism comprises a fixing plate (18) and a second rotating rod (17), the outer side wall of the periphery of the lower end of the casing (1) is provided with a groove, both sides of the lower end of the plurality of grooves are fixedly provided with fixing blocks (16), the plurality of fixing plates (18) are arranged between the two corresponding fixing blocks (16), the plurality of second rotating rods (17) are fixedly sleeved inside the lower ends of the corresponding fixing plates (18), and both ends of the plurality of second rotating rods (17) are rotatably connected with the corresponding fixing blocks (16).

3. The pavement temperature tester according to claim 1, characterized in that the lower end of the test rod (6) is fixedly provided with a conical head (8).

4. The road surface temperature tester of claim 1, wherein the first motor (9) and the second motor (15) are fixedly connected with the corresponding second sliding plate (4) and the corresponding shell (1) through a supporting frame.

5. The road surface temperature tester according to claim 1, characterized in that a guide sleeve (20) is fixedly arranged at the inner bottom end of the shell (1) and is positioned right below the conical head (8).

6. The road surface temperature tester according to claim 1, characterized in that universal wheels (19) are fixedly arranged on both sides of the lower surface of the housing (1).