CN209992334U - Density meter for detecting asphalt mixture - Google Patents

Abstract

The utility model provides a bituminous mixture detects uses densimeter, including the balance, place the platform, place the bucket, deposit the bucket, elevating gear, stop device, the balance selection is precision balance, the balance is placed and is being placed the bench, the position of placing the platform and placing the balance is equipped with the breach, the bottom of balance sets up measures the hook, measure the hook and pass through the breach, the hook portion of measuring the hook is connected and is placed the bucket, it sets up in the below of placing the bucket to deposit the bucket, it is equipped with first export on the both sides lateral wall of bucket to deposit respectively, the second export, elevating gear includes the loading board, the connecting block, the nylon rope, servo motor, stop device includes the limiting plate, the connecting axle. The utility model discloses it is convenient effective, simple to use, improve measured data's precision, improve measuring efficiency, the time of using manpower sparingly to improve measuring accuracy, and calculated rationally, measuring result is accurate.

Description

A kind of density meter for testing asphalt mixture

technical field

The utility model relates to the technical field of density meter equipment, in particular to a density meter for detecting asphalt mixtures.

Background technique

Asphalt pavement needs to be tested for performance before use, and it can be used as a pavement material when the pavement made meets the standards. At present, for the density detection of asphalt pavement, a density meter is generally used for detection. According to the measured weight of the asphalt pavement, the volume of the asphalt pavement after being immersed in liquid is measured, and then the density of the asphalt pavement is calculated using the Archimedes principle.

The density meter currently used has some defects. During the detection process, the operation is cumbersome. Due to the high precision of the balance, the movement of the balance during the detection process affects the accuracy of the measurement, and the measurement process requires multiple movements of the asphalt pavement. , When measuring the volume of asphalt pavement, it is more laborious to transport the bucket, which reduces the measurement efficiency.

Utility model content

The purpose of the utility model is to solve the above-mentioned deficiencies and provide a density meter for detecting asphalt mixtures.

In order to achieve the above purpose, the technical solution of the present invention is: a density meter for asphalt mixture detection, including a balance, a placing table, a placing bucket, a water storage bucket, a lifting device, and a limiting device, and the balance is selected as a precision balance. , the balance is placed on the placing platform, the bottom of the placing platform is provided with legs, the position where the placing platform is placed on the balance is provided with a gap, the bottom of the balance is provided with a measuring hook, and the measuring hook passes through The gap, the hook part of the measuring hook is connected to the placing bucket, the side wall of the placing bucket is evenly provided with through holes, the water storage bucket is arranged below the placing bucket, and the two The side walls are respectively provided with a first outlet and a second outlet, and a control switch is respectively provided on the first outlet and the second outlet. The lifting device includes a carrier plate, a connecting block, a nylon rope, and a servo motor. The carrying board is arranged on the ground, the connecting blocks are arranged on both sides of the carrying board, the servo motor is arranged below the placing table, the bottom of the servo motor is provided with a support, the support The seat is fixed on the legs, the drive of the servo motor is provided with a rotating shaft, the other end of the rotating shaft is provided with a bearing, one end of the nylon rope is fixedly connected to the connecting blocks on both sides, and the other end of the nylon rope is fixed Set on the rotating shaft, the limiting device includes a limiting plate and a connecting shaft, the limiting device is arranged between the carrying plate and the legs on both sides, and one end of the connecting shaft is fixedly connected to the connecting shaft. The supporting leg, the other end of the connecting shaft is fixedly connected to the limiting plate, and the upper end of the limiting plate is provided with a baffle plate.

Further, a measuring cylinder is provided on the bearing plate at the bottom of the first outlet.

Further, a collection tube is provided on the carrier plate at the bottom of the second outlet.

Further, a connecting piece is arranged between the bottom end of the nylon rope and the connecting block, and the connecting piece is fixedly arranged on the connecting block.

Further, a round hole is provided on the baffle plate at the upper end of the limiting plate, and the nylon rope passes through the round hole on the baffle plate.

The utility model provides a density meter for testing asphalt mixtures. When in use, distilled water is placed in a water storage bucket, a first outlet is closed, a second outlet is opened, and excess distilled water is discharged to a collecting cylinder through the second outlet, and the second outlet is closed , hang the placing bucket on the measuring hook, measure the quality of the placing bucket, start the lifting device, drive the carrier plate to rise, and open the first outlet, when the placing bucket is submerged, the volume of water in the measuring cylinder is the placing bucket volume; When measuring the density of the asphalt pavement, place distilled water in the storage bucket, the first outlet is closed, the second outlet is opened, the excess distilled water is discharged to the collecting cylinder through the second outlet, the second outlet is closed, and the asphalt pavement is placed in the placing bucket, Hang the placing bucket on the measuring hook, measure the total mass of the placing bucket and the asphalt pavement, start the lifting device, drive the bearing plate to rise, and open the first outlet. When the placing bucket is submerged, measure the total mass of the placing bucket and the asphalt road. The volume is equal to the volume of water in the graduated cylinder, and the average density of the asphalt pavement is obtained using Archimedes' principle.

Compared with the prior art, the utility model has the following beneficial effects:

1. Using a precision balance, the balance does not move during the measurement process, ensuring the accuracy of the balance measurement and improving the accuracy of the measurement data;

2. By setting the lifting device, the measurement process is driven by the servo motor, which saves manpower, saves the measurement time and improves the measurement efficiency;

3. By setting the limit device to avoid the deviation of the bearing plate during the lifting process, which affects the accuracy of the measurement data, and the upper baffle limits the connecting plate to ensure the same rising height and avoid the difference between the front and rear measurements;

4. By setting a collecting cylinder and a measuring cylinder, the collecting cylinder collects the excess distilled water to prevent the distilled water from directly falling into the environment and ensure the cleanliness of the environment. volume;

5. The utility model is convenient and effective, simple to use, improves the accuracy of measurement data, improves the efficiency of measurement, saves manpower and time, and improves the accuracy of measurement, and the calculation is reasonable and the measurement result is accurate.

Description of drawings

Fig. 1 is the front view structure schematic diagram of the utility model.

FIG. 2 is a schematic view of the main structure of the utility model during measurement.

FIG. 3 is a schematic view of the front structure of the carrying plate and the water storage bucket of the present invention.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figure 1, Figure 2 and Figure 3, a density meter for testing asphalt mixture includes a balance 1, a placing table 2, a placing bucket 3, a water storage bucket 4, a lifting device 5, and a limiting device 6. The balance 1 is selected as a precision balance, the balance 1 is placed on the placement platform 2, the bottom of the placement platform 2 is provided with legs 21, and the position where the placement platform 2 places the balance 1 is provided with a gap 22, and the The bottom of the balance 1 is provided with a measuring hook 11, the measuring hook 11 passes through the gap 22, the hook portion of the measuring hook 11 is connected to the placing bucket 3, and the side wall of the placing bucket 3 is evenly provided with through holes 31 , the water storage bucket 4 is arranged below the placing bucket 3, the side walls on both sides of the water storage bucket 4 are respectively provided with a first outlet 41 and a second outlet 42, the first outlet 41 and the first outlet 41 The two outlets 42 are respectively provided with control switches 43 , the lifting device 5 includes a carrying plate 51 , a connecting block 52 , a nylon rope 53 , and a servo motor 54 , the carrying plate 51 is arranged on the ground, and the connecting blocks 52 are respectively arranged On both sides of the carrier plate 51 , the servo motor 54 is arranged below the placing table 2 , and the bottom of the servo motor 54 is provided with a support 541 , and the support 541 is fixed on the support leg 21 . , the transmission of the servo motor 54 is provided with a rotating shaft 542, the other end of the rotating shaft 542 is provided with a bearing 543, one end of the nylon rope 53 is fixedly connected to the connecting blocks 52 on both sides, and the other end of the nylon rope 53 is provided with On the rotating shaft 543 , the limiting device 6 includes a limiting plate 61 and a connecting shaft 62 , and the limiting device 6 is arranged between the supporting plate 51 and the legs 21 on both sides. One end of the shaft 62 is fixedly connected to the support leg 21 , and the other end of the connecting shaft 62 is fixedly connected to the limiting plate 61 , and a baffle 611 is provided on the upper end of the limiting plate 61 .

Further, a measuring cylinder 411 is provided on the carrier plate 51 at the bottom of the first outlet 41 .

Further, a collection cylinder 421 is provided on the carrier plate 51 at the bottom of the second outlet 42 .

Further, a connecting piece 531 is disposed between the bottom end of the nylon rope 53 and the connecting block 52 , and the connecting piece 531 is fixedly arranged on the connecting block 52 .

Further, the baffle 611 at the upper end of the limiting plate 61 is provided with a circular hole 612 , and the nylon rope 53 passes through the circular hole 612 on the baffle.

The utility model provides a density meter for testing asphalt mixtures. When in use, distilled water is placed in a water storage bucket, a first outlet is closed, a second outlet is opened, and excess distilled water is discharged to a collecting cylinder through the second outlet, and the second outlet is closed , hang the placing bucket on the measuring hook, measure the quality of the placing bucket, start the lifting device, drive the carrier plate to rise, and open the first outlet, when the placing bucket is submerged, the volume of water in the measuring cylinder is the placing bucket volume; When measuring the density of the asphalt pavement, place distilled water in the storage bucket, the first outlet is closed, the second outlet is opened, the excess distilled water is discharged to the collecting cylinder through the second outlet, the second outlet is closed, and the asphalt pavement is placed in the placing bucket, Hang the placing bucket on the measuring hook, measure the total mass of the placing bucket and the asphalt pavement, start the lifting device, drive the bearing plate to rise, and open the first outlet. When the placing bucket is submerged, measure the total mass of the placing bucket and the asphalt road. The volume is equal to the volume of water in the graduated cylinder, and the average density of the asphalt pavement is obtained using Archimedes' principle.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention.

Claims (5)

1. a density meter for asphalt mixture detection, is characterized in that: comprise balance, place platform, place bucket, storage bucket, lifting device, limit device, described balance is selected as precision balance, and described balance is placed on described On the placing platform, the bottom of the placing platform is provided with legs, the position where the placing platform is placed on the balance is provided with a gap, the bottom of the balance is provided with a measuring hook, the measuring hook passes through the gap, and the measuring hook The hook part is connected to the placing bucket, the side wall of the placing bucket is evenly provided with through holes, the water storage bucket is arranged below the placing bucket, and the two side walls of the water storing bucket are respectively provided with a third An outlet and a second outlet. The first outlet and the second outlet are respectively provided with control switches. The lifting device includes a bearing plate, a connecting block, a nylon rope, and a servo motor. The bearing plate is set on the ground. , the connecting blocks are respectively arranged on both sides of the carrier plate, the servo motor is arranged under the placing table, the bottom of the servo motor is provided with a support, and the support is fixed on the support legs , the drive of the servo motor is provided with a rotating shaft, the other end of the rotating shaft is provided with a bearing, one end of the nylon rope is fixedly connected to the connecting blocks on both sides, and the other end of the nylon rope is set on the rotating shaft, so The limiting device includes a limiting plate and a connecting shaft, the limiting device is arranged between the bearing plate and the legs on both sides, one end of the connecting shaft is fixedly connected to the legs, and the connecting shaft The other end of the limiter is fixedly connected to the limit plate, and the upper end of the limiter is provided with a baffle plate. 2 . The density meter for testing asphalt mixture according to claim 1 , wherein a measuring cylinder is provided on the bearing plate at the bottom of the first outlet. 3 . 3 . The density meter for testing asphalt mixtures according to claim 1 , wherein a collecting cylinder is provided on the bearing plate at the bottom of the second outlet. 4 . 4 . The density meter for testing asphalt mixture according to claim 1 , wherein a connecting piece is provided between the bottom end of the nylon rope and the connecting block, and the connecting piece is fixedly arranged on the on the connection block. 5 . The density meter for testing asphalt mixtures according to claim 1 , wherein the baffle at the upper end of the limit plate is provided with a circular hole, and the nylon rope passes through the baffle. 6 . the circular hole on the .

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