CN201497663U - Small rubber and asphalt processing equipment - Google Patents

Abstract

The utility model relates to small rubber and asphalt processing equipment. The equipment comprises a main body on which a controlling device and a displaying device are arranged, a lifting device which is arranged on the main body and capable of controlling the putting in or taking out of a mixing device, the mixing device connected with the lifting device and provided with an upper mixing slurry, a lower mixing slurry, a temperature sensor; a motor arranged on the lifting device and connected with the mixing device through a transmission device so as to provide power for the mixing of the mixing device, and a multi-layer heating thermal insulation barrel which comprises a heating thermal insulation sleeve, a detachable metal barrel and a thermal insulation cover, wherein the metal barrel is arranged in the heating thermal insulation sleeve which provides heat for the metal barrel to be heated or thermally insulated, the thermal insulation cover is arranged on the metal barrel, and the mixing device can be put into or taken out of the metal barrel as controlled by the lifting device.

Description

A small rubber asphalt processing equipment

technical field

The utility model relates to a rubber asphalt processing equipment, in particular to a small rubber asphalt processing equipment which is specially designed for rubber asphalt testing and can be used indoors.

Background technique

Rubber asphalt refers to a product that meets the requirements of relevant technical indicators obtained by mixing waste tire rubber powder and asphalt (some with a certain proportion of additives) in a certain proportion. The content of waste tire rubber powder is not less than 15% (internal mixing ) or 17.6% (external mixing), also known as asphalt rubber (asphaltrubber). With the environmental problems caused by waste tires, rubber asphalt is more and more widely used in road engineering.

Rubber asphalt is a road building material suitable for current use and processing. Therefore, when using rubber asphalt concrete for mix ratio tests and rubber asphalt performance tests, it is necessary to use small-scale indoor processing methods to prepare a small amount of rubber asphalt. The preparation of rubber asphalt is different from other modified asphalt. Due to its unique particle characteristics, a large number of tests have proved that the processing effect of small colloid mill and high-speed shear testing machine is not good. Due to the high content of rubber powder, the effect of high-speed shear dispersion is not as good as that of direct mixing. During the process of processing and development, it is necessary to use agitator to stir, and then according to the design requirements, it can be developed at a certain temperature for a period of time.

Since there is no finished and controllable indoor rubber asphalt processing complete set of equipment in the current market, the indoor experimental rubber asphalt processing equipment is very scattered in various places, the processing parameters of rubber asphalt are not clear, and the quality of processed rubber asphalt is also unstable. The processing link of rubber asphalt is very important, and it is the basis of all rubber asphalt related experiments and researches. Therefore, according to the main parameters of rubber asphalt processing, the rubber asphalt processing equipment is developed, and the indoor processing of rubber asphalt is unified for better control. The processing and production of rubber asphalt makes rubber asphalt more extensive and unified in engineering applications.

Utility model content

The purpose of this utility model is to provide a small rubber asphalt processing equipment that can be used indoors. The rubber asphalt processing equipment occupies a small area to facilitate the processing of a small amount of rubber asphalt used in the test.

In order to achieve the above purpose, the utility model provides a small rubber asphalt processing equipment, which includes: a body, the body is provided with a control device and a display device, the control device is electrically connected to the display device; a lifting device, It is arranged on the body, and controls the putting in or taking out of a stirring device through the lifting device; the above stirring device is connected with the lifting device, and has an upper mixing blade, a lower mixing blade and a temperature sensor, the temperature The sensor is electrically connected with the control device; a motor is arranged on the lifting device and is electrically connected with the control device, and the motor is connected with the stirring device through a transmission device to provide power for the stirring device Stirring; a multi-layer heating insulation bucket, which includes a heating insulation cover, a detachable metal bucket and a heat preservation cover, the heating insulation cover is electrically connected to the control device, the metal bucket is arranged in the heating insulation cover, And the heat is provided by the heat insulation cover for heating or heat preservation of the metal barrel, the heat preservation cover is arranged on the metal barrel, and the stirring device can be put into the metal barrel or placed in the metal barrel through the control of the lifting device Take it out of the metal barrel.

In the above-mentioned small rubber asphalt processing equipment, the lower mixing paddle is installed at the bottom end of the rotating rod of the stirring device. When the stirring device is put into the metal bucket, the distance between the bottom end of the rotating rod of the stirring device The distance is within 1cm, and the upper mixing paddle is installed at 1/3 of the distance from the rotating rod to the top surface of the metal bucket.

In the above-mentioned small rubber asphalt processing equipment, the distance between the edge of the lower mixing paddle and the upper mixing paddle and the inner wall of the metal bucket is 2 cm.

In the above-mentioned small rubber asphalt processing equipment, the heating insulation cover includes a shell, insulation material, heating liner and heater, the heating liner is filled with heat conduction oil, and the heater is arranged in the heating liner; The disassembled metal barrel is in close contact with the inner wall of the heating inner container, and can be taken out from the heating inner container, and the heater is electrically connected with the control device.

In the above-mentioned small rubber asphalt processing equipment, the temperature sensor is arranged at the bottom end of the center of the rotating rod of the stirring device.

In the above-mentioned small rubber asphalt processing equipment, the lifting device includes a rack, which is vertically arranged on the body, and also includes a cross bar, which is meshed with the rack through a gear transmission mechanism, The stirring device and the motor are respectively arranged at two ends of the cross bar.

In the above-mentioned small rubber asphalt processing equipment, the gear transmission mechanism drives the cross bar to move up and down along the rack through manual drive or motor drive.

In the above-mentioned small rubber asphalt processing equipment, the motor is a variable speed motor, and the rotation speed of the motor is changed by the control device to control the rotation speed of the upper and lower mixing paddles of the stirring device.

After the utility model adopts the above technical scheme, it has the following beneficial effects:

1. The rubber asphalt processing equipment provided by the utility model is small in size, light in weight, and easy to move. It is very suitable for a small amount of rubber asphalt used in indoor processing tests, thus filling the gap that there is no rubber asphalt processing equipment specially used indoors in this field. blank.

2. The rubber asphalt processing equipment provided by the utility model has a fast heating speed, and can automatically control the processing temperature and processing time, so that the quality of the processed rubber asphalt is stable and uniform. smaller. Therefore, it provides a basis for experiments and research on rubber asphalt in this technical field.

3. The rubber asphalt processing equipment provided by the utility model has a relatively large processing capacity, and can process 2 to 3 kg of rubber asphalt at a time, and the design of the utility model can save energy, reduce exhaust gas emissions, and is especially beneficial to environmental protection.

4. After the utility model is used, the metal barrel can be easily taken out and cleaned. The test equipment is easy to operate and the maintenance cost is low.

5. The utility model can realize the visual display of the processing program, reduce various human influences in the processing process, and greatly reduce the labor intensity of processing personnel.

Description of drawings

Fig. 1 is a three-dimensional schematic view of the utility model.

Fig. 2 is a schematic front view of the utility model.

Fig. 3 is a left schematic view of the utility model.

Fig. 4 is a left side sectional schematic diagram of the present invention.

Fig. 5 is a schematic diagram of the stirring device in the present invention.

Fig. 6 is a schematic diagram of the multi-layer heating insulation bucket in the utility model.

FIG. 7 is a schematic cross-sectional view of A-A in FIG. 6 .

Detailed ways

Below in conjunction with accompanying drawing, the specific embodiment of the utility model is described in detail.

As shown in Figure 1, Figure 2, Figure 3, Figure 4, and Figure 5, a small rubber asphalt processing equipment provided by the utility model includes:

A body 1, the body is provided with a control device 11 and a display device 12, and the control device 11 is electrically connected to the display device 12;

A lifting device 2, which is arranged on the body 1, and controls the insertion or removal of a stirring device 3 through the lifting device 2;

Above-mentioned stirring device 3, it is connected with described elevating device 2, and has an upper mixing blade 31, lower mixing blade 32 and a temperature sensor (not shown), this temperature sensor is electrically connected with described control device 11;

A motor 4, which is arranged on the lifting device 2 and is electrically connected to the control device 11, the motor 4 is connected to the stirring device 3 through a transmission device, so as to provide power for the stirring device 3 to stir;

A multi-layer heating insulation barrel 5, which includes a heating insulation cover 51, a detachable metal barrel 52 and a heat preservation cover 53, the heating insulation cover 51 is electrically connected with the control device 11, and the metal barrel 52 is arranged on the heating Insulation cover 51, and the heating and insulation cover 51 provides heat for the metal bucket 52 to heat or keep warm. The heat preservation cover 53 is arranged on the metal bucket, and the stirring device 3 can pass through the Put into or take out from the metal barrel under control.

In this embodiment, the control device 11 can be controlled by a single-chip microcomputer, or a programmable control chip can also be selected, but not limited to the above, any control device that can control the processing temperature, processing time, and stirring speed of rubber asphalt are available. It is not difficult to see from the above that the control device 11 is mainly used to control the processing and development temperature of rubber asphalt, the mixing speed of rubber asphalt processing, the processing and development time of rubber asphalt, and can be set by the operator; and the display device 12 is a liquid crystal display screen, which can display the above-mentioned relevant parameters and the setting content of the operator.

In the present utility model, the lifting device 2 can be specifically implemented as including a rack 21, which is vertically arranged on the body 1, and also includes a cross bar 22, which is connected to the rack through a gear transmission mechanism. 21 meshing connection, the stirring device 3 and the motor 4 are respectively arranged at the two ends of the cross bar 22 . In this embodiment, the gear transmission mechanism drives the cross bar 22 to move up and down along the rack 21 by manual driving, that is, a hand wheel 23 is provided to connect with the gear transmission mechanism, and the operator rotates the hand wheel 23 to drive The gear transmission mechanism operates to drive the cross bar 22 to move up and down along the rack 21 . In other embodiments of the present invention, the cross bar 22 can also be driven to move up and down along the rack 21 by means of motor drive, and can be controlled by the control device 11, which is beneficial to realize automation.

In the present utility model, the bottom stirring paddle 32 is installed on the bottom of the rotating rod 33 of the stirring device 3. The distance at the bottom is within 1cm, and at this time, the upper mixing paddle 31 is installed at the 1/3 distance from the top surface of the metal bucket 52 from the rotating rod 33 . That is, assuming that the height of the metal bucket 52 is h, the distance between the upper mixing paddle 31 and the bottom of the bucket is 2/3h, or it can be understood that the distance between the upper mixing paddle 31 and the bottom end of the rotating rod 33 is about 2/3h. 3h. This design can ensure that the rubber powder is evenly mixed in the asphalt, reducing the concentration of floating or sedimentation during the mixing process; and makes the rubber particles disperse faster, preventing the rubber powder from settling and segregating in the asphalt, causing the rubber asphalt quality at the bottom and top of the sample There are large differences in indicators. At the same time, this design can also make the rubber asphalt sample heated evenly, so that the development speed of the rubber powder in the sample and the matrix asphalt are basically the same, thus ensuring the quality of the rubber asphalt to be stable.

In addition, the width of the stirring paddles 31 and 32 should be controlled within a specified distance from the inner wall of the metal bucket 52 to ensure sufficient dispersion of the rubber powder. Specifically, in this embodiment, the distance between the edge of the lower paddle 32 and the upper paddle 31 and the inner wall of the metal barrel 52 is 2 cm.

In the utility model, the temperature sensor (not shown) mainly senses the reaction temperature and the development temperature in the heat preservation barrel, and transmits the data to the control device 11, thereby controlling heating and stopping heating. Described humidity sensor is arranged on the bottommost end of the rotating rod 33 center of described mixing device 3, and its outside is a metal hollow tube (not shown) that plays a protective role, and the lead wire of temperature sensor is drawn upwards from hollow tube, in The uppermost end of the hollow pipe has a mechanism that prevents it from rotating with the rotating rod 33, and is supported by a bearing between the hollow pipe and the rotating rod 33.

In the present utility model, as shown in Fig. 6 and Fig. 7, the heating insulation cover 51 includes an outer shell 511, a heat preservation material 512, a heating liner 513 and a heater 514, and the heating liner 513 is filled with heat transfer oil. The heater 514 is set in the heating inner tank; the detachable metal barrel 52 is in close contact with the heating inner tank 513 and can be taken out from the heating inner tank 513, so it has a simple detachable function and can be taken out at any time And cleaning, the volume of the metal bucket 52 is generally the scope of 2L～5L, in order to ensure uniform stirring, the metal bucket 52 is columnar. In addition, the heater 514 is electrically connected to the control device 11, so as to be controlled by the control device 11 to heat or stop heating, and transfer the heat to the heating inner tank 513 through the heat conduction oil, and then to the metal barrel 52 .

In this embodiment, the motor 4 is a variable speed motor, which can change the rotation speed of the motor 4 through the control of the control device 11 , so as to control the speed of rotation of the upper and lower mixing paddles 31 , 32 of the stirring device 3 . In addition, the transmission device may be a transmission belt (not shown in the figure), but it is not limited thereto, and it may also be other transmission forms.

When the utility model is in use, first start the heating function and set the processing temperature. Generally speaking, the processing temperature is 175-185 degrees. In this embodiment, 180 degrees is selected. After it is melted, put the stirring device 3 into the metal barrel 52 through the lifting device 2, and set the stirring rate for stirring; after the temperature rises to the processing temperature, add a certain amount of rubber powder to the metal barrel in batches 52, continue to stir to make the rubber powder and base asphalt fully miscible; when the temperature rises to the processing temperature again, cover the heat preservation cover, and set the processing time and stirring rate through the control device. The motor 4 drives the upper and lower mixing paddles of the stirring device 3 to stir, and the heating protection cover 51 makes the rubber asphalt in the metal bucket 52 fully miscible, so that the high-temperature miscibility and development can be carried out at the set temperature and stirring speed, and then the asphalt can be obtained. Finished rubberized asphalt. After the utility model is used, the metal barrel 52 can be taken out from the heating insulation cover 51 and cleaned to facilitate the next use.

Claims (8)

1. a small-sized rubber asphalt process equipment is characterized in that, includes:

One body, this body is provided with control device and display device, and this control device and this display device electrically connect;

One jacking gear, it is arranged on the body, and controls putting into or taking out of a stirring apparatus by this jacking gear;

Above-mentioned stirring apparatus, it is connected with described jacking gear, and has to mix and stir on one and starch, mix and stir a slurry and a temperature sensor once, the electric connection of this temperature sensor and described control device;

One motor, it is arranged on the described jacking gear, and electrically connects with described control device, and this motor is connected with described stirring apparatus by gearing, mixes and stirs for stirring apparatus so that power to be provided;

One multilayer heat tracing bucket, it includes heat tracing cover, Demountable metallic bucket and insulation cover, this heat tracing cover electrically connects with described control device, this metal drum is arranged in this heat tracing cover, and provide heat for heating of this metal drum or insulation by this heat tracing cover, this insulation cover is arranged on this metal drum, and described stirring apparatus can be put in this metal drum or by taking out in this metal drum by the control of described jacking gear.

2. small-sized rubber asphalt process equipment according to claim 1, it is characterized in that: mix and stir the bottom that oar is installed in the swingle of described stirring apparatus under described, when this stirring apparatus is put into metal drum, the distance of the bottom of the swingle of this stirring apparatus at the bottom of the bucket is in the 1cm, and on mix and stir slurry and be installed in 1/3 distance of this swingle apart from the metal drum end face.

3. small-sized rubber asphalt process equipment according to claim 2 is characterized in that: described mix and stir down oar and on mix and stir slurry ora terminalis and described metal drum inwall between distance be 2cm.

4. small-sized rubber asphalt process equipment according to claim 1 is characterized in that: described heat tracing cover includes shell, insulation material, heating inner bag and well heater, and falling heat-transfer oil in this heating inner bag, this well heater are arranged in the heating inner bag; Described Demountable metallic bucket closely contacts with the inwall of this heating inner bag, and can heat the inner bag from this and take out, and this well heater and described control device electrically connect.

5. small-sized rubber asphalt process equipment according to claim 1 is characterized in that: described temperature sensor is arranged at the lowermost end at the swingle center of described stirring apparatus.

6. small-sized rubber asphalt process equipment according to claim 1, it is characterized in that: described jacking gear includes a tooth bar, this tooth bar is vertically set on the described body, also include a cross bar, this cross bar is connected with a joggle by a gear drive and this tooth bar, and described stirring apparatus and motor are separately positioned on the two ends of this cross bar.

7. small-sized rubber asphalt process equipment according to claim 6 is characterized in that: described gear drive drives this cross bar by manual drives or motor-driven and moves up and down along tooth bar.

8. small-sized rubber asphalt process equipment according to claim 1 is characterized in that: described motor is a change speed motor, changes rotating speed of motor by described control device, to control the upper and lower rotation express delivery of mixing and stirring slurry of described stirring apparatus.

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