CN213022542U

CN213022542U - Integrated compaction instrument

Info

Publication number: CN213022542U
Application number: CN202022242155.XU
Authority: CN
Inventors: 郭寅川; 吴金华; 申爱琴; 敖清文; 秦金旭; 李震南; 祁汉哲
Original assignee: Changan University
Current assignee: Changan University
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-04-20
Anticipated expiration: 2030-10-10

Abstract

The utility model relates to the technical field of road engineering experimental equipment, in particular to an integrated compaction instrument, which comprises a chassis, and a rotating device, a stirring device, a feeding device and a weighing device which are arranged above the chassis in sequence from bottom to top; the weighing device comprises a weighing bin and a mass sensor, and a discharge port is arranged at the bottom of the weighing bin; the feeding device is a bin which is communicated with the discharge hole, and the bottom of the bin is provided with a discharge hole; the stirring device comprises a stirring bin, a discharging device and a stirring element arranged in the stirring bin, the stirring bin is communicated with the discharging port, and the discharging device is arranged on one side of the stirring bin; one side of the bin is connected with a compaction device, and the other side of the bin is connected with a vibrating device; the chassis is also provided with a plurality of sample barrels. The utility model discloses with mix, reinforced, vibrate, hit real overall process integration, reduced testing personnel's work load for the engineering progress has improved experimental precision and efficiency.

Description

Integrated compaction instrument

Technical Field

The utility model relates to a road engineering experimental facilities's technical field, concretely relates to real appearance of hitting of road surface material integration.

Background

In pavement engineering, the optimum moisture content and maximum dry density of pavement materials are often determined by a compaction method. The existing compaction instrument has low automation degree and large manual dependence, and needs manual completion in the processes of mixing, feeding, vibrating, metering and the like, so that the manual operation reduces the test precision, and further the engineering quality is seriously influenced. In addition, the existing compaction instrument has lower working efficiency, and the compaction of a test piece requires 2 minutes to be 3 minutes, so that the physical strength of testers is consumed, and the engineering progress is further influenced. Therefore, there is a need for an integrated compacting device for pavement materials, which has high efficiency and small manual dependence.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that above-mentioned prior art exists, the utility model aims to provide an integration compaction appearance realizes that mix, reinforced, vibrate, the compaction overall process integrates, and has improved test efficiency.

The utility model discloses a realize through following technical scheme:

an integrated compaction instrument comprises a chassis, and a rotating device, a stirring device, a feeding device and a weighing device which are sequentially arranged above the chassis from bottom to top;

the weighing device comprises a weighing bin and a mass sensor, and a discharge port is arranged at the bottom of the weighing bin;

the feeding device is a bin which is communicated with the discharge hole, and the bottom of the bin is provided with a discharge hole;

the stirring device comprises a stirring bin, a discharging device and a stirring element arranged in the stirring bin, the stirring bin is communicated with the discharging port, and the discharging device is arranged on one side of the stirring bin;

one side of the bin is connected with a compaction device, and the other side of the bin is connected with a vibrating device;

still be equipped with a plurality of sample buckets on the chassis, hit the real device and be used for hitting the mixture in the sample bucket and real, the device that vibrates is used for vibrating the mixture in the sample bucket.

Furthermore, a weighing bin valve is arranged at the bottom of the weighing bin, and a discharging valve is arranged at the joint of the discharging device and the stirring bin.

Furthermore, the weighing bin valve and the discharging valve are both connected with the controller, and the mass sensor is connected with the controller.

Further, the lower part of feed bin is hopper-shaped.

Further, the stirring element comprises a first stirring rod and a second stirring rod, wherein the first stirring rod is arranged at a distance from the bottom 2/3 of the stirring bin, and the second stirring rod is arranged at a distance from the bottom 1/3 of the stirring bin.

Furthermore, the compaction device comprises a compaction motor and a compaction hammer, the compaction motor is connected to the bin through a pull rod, and the compaction motor is used for controlling the compaction hammer to lift.

Further, the vibrating device comprises a vibrating motor, a vibrating rod and a spring, one end of the spring is connected with the vibrating motor, the other end of the spring is connected with the vibrating rod, and the vibrating motor is connected to the storage bin through a pull rod.

Further, rotary device includes gyroscope and brace table, and the gyroscope upper end is connected in stirring excellent storehouse bottom, and the lower extreme is connected with the brace table, and the brace table is installed on the chassis.

Furthermore, four sample barrels are arranged, wherein three sample barrels correspond to the outlet of the discharging device, the vibrating device and the compaction device respectively.

Furthermore, the controller is provided with a power switch, a vibration control switch, a rotation control switch and a compaction control switch, wherein the power switch is used for controlling the power supply, the vibration control switch is used for controlling the vibration device, the rotation control switch is used for controlling the rotation device, and the compaction control switch is used for controlling the compaction device.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model discloses an integration hits real appearance, including weighing device, feeding device, agitating unit, vibrator, hit real device, rotary device and chassis, rotary device, agitating unit, feeding device and weighing device follow supreme setting gradually in the chassis top down. Weighing device is used for weighing the mixture, and feeding device and agitating unit are used for mixing the stirring to the mixture, still are equipped with a plurality of sample buckets on the chassis, hit real device and are used for hitting the mixture in the sample bucket admittedly, and the device that vibrates is used for vibrating the mixture in the sample bucket admittedly. The utility model discloses with mix, reinforced, vibrate, hit real overall process integration, reduced testing personnel's work load for the engineering progress has improved experimental precision and efficiency.

Furthermore, a weighing bin valve is arranged at the bottom of the weighing bin, the weighing bin valve and the mass sensor are both connected with the controller, and the amount of the mixture is accurately controlled through the mass sensor.

Further, 4 switches are independent of each other and do not influence each other, and each work can be carried out simultaneously or separately.

Drawings

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

FIG. 2 is a front view of the charging device;

FIG. 3 is a left side view of the charging device;

fig. 4 is a top view of the charging device.

Wherein: the device comprises a power switch 1, a compaction control switch 2, a vibration control switch 3, a rotation control switch 4, a compaction hammer 5, a compaction motor 6, a rotator 7, a support platform 8, a mass sensor 9, a weighing bin 10, a weighing bin valve 11, a feeding device 12, a first stirring rod 13, a stirring bin 14, a second stirring rod 15, a discharge valve 16, a discharge device 17, a vibration motor 18, a spring 19, a vibration rod 20, a first sample barrel 21, a second sample barrel 22, a third sample barrel 23, a fourth sample barrel 24, a chassis 25, a storage bin 26, a hopper 27 and a discharge port 28.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings:

as shown in fig. 1, the utility model discloses an integration compaction apparatus, including weighing device, feeding device 12, agitating unit, the device of vibrating, compaction device, rotary device and chassis 25, rotary device, agitating unit, feeding device 12 and weighing device set gradually in chassis 25 top from supreme down.

The weighing device comprises a weigh bin 10, a mass sensor 9 and a weigh bin valve 11. Weigh bin 10 is the cuboid container, mass sensor 9 sets up the bottom at weigh bin 10, be equipped with the bin outlet in weigh bin 10 bottom, weigh bin valve 11 installs in bin outlet department, quality through the accurate control mixture of mass sensor 9, there is the controller by the mass sensor 9, the controller is connected respectively with mass sensor 9 and weigh bin valve 11, mass sensor 9 will record data transfer and give the controller, the controller is with measured value and default comparison, after reaching the default, controller control flap opens. The weigh bin valve 11 opens automatically under the influence of the mass sensor 9.

As shown in fig. 2 to 4, the feeding device 12 includes a bin 26, the lower portion of the bin 26 is in the shape of a funnel 27, a discharge hole 28 is formed at the bottom of the bin 26, and the bin 26 and the funnel 27 can be regarded as one component or two independent components.

The stirring device comprises a stirring bin 14, a discharging device 17 and stirring elements arranged in the stirring bin 14, the space of the stirring bin 14 is slightly larger than the volume corresponding to the mass of the required mixed material 1/3, the stirring elements are stirring rods, the two stirring rods are arranged one above the other, the first stirring rod 13 is far from the bottom 2/3 of the stirring bin 14, and the second stirring rod 15 is far from the bottom 1/3 of the stirring rod. The discharging device 17 is of a semi-open type and is made of metal materials.

The mixture falls into the stirring bin 14 after passing through the stock bin 26, the volume of the stirring bin 14 is slightly larger than the volume corresponding to the mass of the mixture, threads are engraved on the surfaces of the two stirring rods, and relative movement, namely mutual approaching and mutual leaving, can be realized, the relative movement, namely the mixing time is 60s, and all the mixtures in the stirring bin 14 can be uniformly stirred.

The joint of the discharging device 17 and the stirring bin 14 is provided with a discharging valve 16, the discharging valve 16 is connected with a controller, the controller compares the stirred mixture with a preset value, when the preset value is reached, the discharging valve 16 is automatically opened, the pipeline material of the discharging device 17 is made of metal, and the angle is 45 degrees downwards.

The vibrating device comprises a vibrating motor 18, a vibrating rod 20 and a spring 19. The vibrating motor 18 controls the vibrating rod 20 to vibrate up and down; the vibrating rod 20 is provided with a spring 19 for buffering after each vibration, the compaction control switch 2 independently controls the vibrating rod to vibrate, the vibration frequency ranges from 28 hz to 30hz, and the mixture is guaranteed to be dense and uniform before compaction through vibration.

The compaction device comprises a compaction motor 6 and a compaction hammer 5. The middle of the compaction motor 6 and the compaction hammer 5 is provided with a connecting shaft, the compaction hammer 5 is arranged at the lower end of the connecting shaft, the motor drives the connecting shaft to ascend, and then the compaction hammer 5 is driven to ascend, the compaction hammer 5 falls through self weight, the compaction hammer 5 can be replaced, and the compaction hammers 5 with different gravities can be replaced to meet the test requirements with different gravities. The compaction motor 6 can control the hammering frequency and the hammering gravity to meet different test requirements.

The right side of the storage bin 26 is connected with a pull rod, and the front part of the storage bin 26 is connected with the pull rod. The two tie rods are connected to the vibrating motor 18 and the compacting motor 6, respectively, for fixing the vibrating device and the compacting device.

The rotating device comprises a rotator 7 and a supporting table 8, wherein the supporting table 8 plays a role in supporting a positive upper structure, the upper structure is ensured to run stably when rotating, the rotator 7 rotates 90 degrees at each time, and the rotator 7 is controlled by a rotation control switch 4.

Four sample buckets are fixed on the chassis 25 at 90 degrees to each other, and a support device for supporting the upper structure is arranged in the middle. The three sample buckets that hold correspond with discharging device 17's export, vibrator and the compaction device, and the continuity that the fourth sample bucket was used for guaranteeing reinforced, the vibration, is compacted.

The switches are 4, the power switch 1 is used for controlling the power supply, the vibration control switch 3 is used for controlling the vibration device, the rotation control switch 4 is used for controlling the rotation device, and the compaction control switch 2 is used for controlling the compaction device and is independent of each other.

The working principle is as follows: in the compaction test, the pavement material is added into the weighing bin 10, the mass of the mixed material is controlled to be 1/3 of the mass of the test piece by the mass sensor 9, and the pavement material is automatically mixed in the stirring bin 14 through the discharge hole 28 and then flows into the first sample barrel 21 through the discharge device 17. The rotor rotates 90 degrees clockwise, and pavement material gets into stirring storehouse 14 automatic mix through discharge gate 28, and the end opening of discharging device 17 aims at second sample bucket 22, opens the vibration control switch 3 this moment and vibrates first sample bucket 21 through step motor control vibrating rod 20. The rotating instrument rotates 90 degrees clockwise again, and pavement materials pass through discharge gate 28 and stir 14 automatic mix in the storehouse, and discharge gate 28 aims at third sample bucket 23, and the tamp 20 vibrates second sample bucket 22 this moment, opens and hits compaction control switch 2 and control and hit real hammer 5 and hit real to first sample bucket 21. After the compaction times are reached, the rotator rotates clockwise by 90 degrees, the discharging device 17 is aligned with the fourth sample barrel 24, the vibrating rod 20 vibrates the third sample barrel 23, and the compaction hammer 5 compacts the second sample barrel 22. The tester takes the first sample barrel 21 away for data recording, cleans the first sample barrel 21 and puts it back again, and the process is repeated. The device has reduced manual operation, has improved and has hit real efficiency, has realized the road surface material and has hit real experimental full process automation control's purpose.

Claims

1. An integrated compaction instrument is characterized by comprising a chassis (25), and a rotating device, a stirring device, a feeding device (12) and a weighing device which are sequentially arranged above the chassis (25) from bottom to top;

the weighing device comprises a weighing bin (10) and a mass sensor (9), and a discharge port is arranged at the bottom of the weighing bin (10);

the feeding device (12) is a storage bin (26), the storage bin (26) is communicated with a discharge hole, and a discharge hole (28) is formed in the bottom of the storage bin (26);

the stirring device comprises a stirring bin (14), a discharging device (17) and a stirring element arranged in the stirring bin (14), the stirring bin (14) is communicated with the discharging hole (28), and the discharging device (17) is arranged on one side of the stirring bin (14);

one side of the stock bin (26) is connected with a compaction device, and the other side is connected with a vibrating device;

still be equipped with a plurality of sample buckets on chassis (25), hit the real device and be used for hitting the mixture in the sample bucket, the device that vibrates is used for vibrating the mixture in the sample bucket.

2. The integrated compaction apparatus according to claim 1, wherein a weighing bin valve (11) is provided at the bottom of the weighing bin (10), and a discharge valve (16) is provided at the connection of the discharge device (17) and the mixing bin (14).

3. The integrated compaction apparatus according to claim 2, wherein the weigh bin valve (11) and the discharge valve (16) are connected to a controller, and the mass sensor (9) is connected to the controller.

4. The integrated compaction apparatus according to claim 1, wherein the lower part of the silo (26) is funnel-shaped (27).

5. The integrated compaction apparatus according to claim 1, wherein the stirring elements comprise a first stirring rod (13) and a second stirring rod (15), the first stirring rod (13) being located at a distance 2/3 from the bottom of the stirring chamber (14), and the second stirring rod (15) being located at a distance 1/3 from the bottom of the stirring rod.

6. The integrated compaction instrument according to claim 1, wherein the compaction device comprises a compaction motor (6) and a compaction hammer (5), the compaction motor (6) is connected to the bin (26) through a pull rod, and the compaction motor (6) is used for controlling the compaction hammer (5) to lift.

7. The integrated tamper according to claim 1, wherein the vibrating means comprises a vibrating motor (18), a vibrating rod (20) and a spring (19), one end of the spring (19) is connected to the vibrating motor (18) and the other end is connected to the vibrating rod (20), and the vibrating motor (18) is connected to the hopper (26) by a pull rod.

8. The integrated compaction apparatus according to claim 1, wherein the rotation device comprises a rotation device (7) and a support platform (8), the upper end of the rotation device (7) is connected to the bottom of the stirring rod bin, the lower end of the rotation device is connected to the support platform (8), and the support platform (8) is mounted on the chassis (25).

9. The integrated compaction apparatus according to claim 1, wherein four sample barrels are provided, and three sample barrels correspond to the outlet of the discharging device (17), the vibrating device and the compaction device, respectively.

10. The integrated compaction instrument according to claim 1, wherein the controller is provided with a power switch (1), a vibration control switch (3), a rotation control switch (4) and a compaction control switch (2), the power switch (1) is used for controlling the power supply, the vibration control switch (3) is used for controlling the vibration device, the rotation control switch (4) is used for controlling the rotation device, and the compaction control switch (2) is used for controlling the compaction device.