CN216024364U

CN216024364U - A agitator tank for pitch is modified

Info

Publication number: CN216024364U
Application number: CN202122361843.2U
Authority: CN
Inventors: 詹磊; 董永康; 周斌杰; 武登磊
Original assignee: Guangzhou Rapid Traffic Construction Co ltd
Current assignee: Guangzhou Rapid Traffic Construction Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-03-15
Anticipated expiration: 2031-09-28

Abstract

The utility model relates to the technical field of asphalt processing experiments, in particular to a stirring tank for asphalt modification, which comprises a main tank body, an inner container and a stirring mechanism, wherein the top of the main tank body is provided with a feed inlet and an oil inlet, the bottom of the main tank body is provided with a discharge outlet, the side wall of the main tank body is provided with an oil outlet, the inner container is arranged inside the main tank body, the inner container is respectively communicated with the feed inlet and the discharge outlet, an oil bath cavity is arranged between the main tank body and the inner container, the oil inlet and the oil outlet are both communicated with the oil bath cavity, and the stirring mechanism is arranged on the main tank body; the mode of being connected through the main tank body and inner bag guarantees in the laboratory, can enough guarantee that modified asphalt's quantity satisfies the user demand, also can reduce device overall structure's volume, and the condition requirement to the laboratory is low, and application scope is wide.

Description

A agitator tank for pitch is modified

Technical Field

The utility model relates to the technical field of asphalt processing experiments, in particular to a stirring tank for asphalt modification.

Background

Many changes occur to modern highways and roads: the traffic flow and the driving frequency are increased sharply, the axle weight of freight cars is increased continuously, and in the face of more serious road challenges, good road materials become a research hotspot, at present, the high-grade roads generally adopt asphalt pavements, and the excellent performance of asphalt is crucial to the use of the pavements, so that the performance of asphalt or asphalt mixtures is improved and is accepted consistently by adding external additives (modifiers) such as rubber, resin, high polymer, ground rubber powder or other fillers or taking measures such as slight oxidation processing of the asphalt.

The conditions of high temperature and high speed stirring are usually required in the asphalt modification process, most of laboratories currently adopt a shearing machine to modify in cooperation with a heating furnace or an oil bath pan, on one hand, the modified asphalt is small in quantity and cannot meet the condition of using a large amount of modified asphalt, and an emulsifying tank on the market is usually used in the cosmetic or pharmaceutical industry, is large in volume and is not suitable for laboratories; on the other hand, certain potential safety hazards exist in the test process, such as high-temperature scald, asphalt smoke, asphalt splashing and the like. Therefore, the asphalt stirring tank capable of modifying asphalt in batches is designed, and meanwhile, the safety problem possibly occurring in the modification process is avoided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stirring tank for asphalt modification, and solves the problem that an asphalt stirring device in the prior art cannot be applied to a laboratory.

The technical scheme for achieving the aim comprises the following steps: the utility model provides an agitator tank for pitch is modified, its characterized in that, includes the main tank body, inner bag and rabbling mechanism, feed inlet and oil inlet have been seted up at the main tank body top, and the discharge gate has been seted up to main tank body bottom, has seted up the oil-out on the main tank body lateral wall, the inner bag sets up in the inside of the main tank body, and inner bag and feed inlet and discharge gate communicate respectively, is the oil bath chamber between the main tank body and the inner bag, oil inlet and oil-out all communicate with the oil bath chamber, the rabbling mechanism sets up on the main tank body.

Further limiting, the stirring tank for asphalt modification further comprises a heating pipe, wherein one end of the heating pipe is connected with the main tank body, and the other end of the heating pipe is positioned in the oil bath cavity.

Further limiting, the outer side of the inner container is sleeved with an insulating layer.

Further inject, the cover of heat preservation outside is equipped with the zone of heating.

Further limited, the stirring tank for asphalt modification further comprises a temperature sensor, and the temperature sensor is positioned inside the inner container.

Further inject, rabbling mechanism is including the driving motor, (mixing) shaft and the stirring head that connect gradually, driving motor installs at the top of the main jar of body, and the (mixing) shaft passes the top of the main jar of body along the axis of inner bag and extends to the inside of inner bag.

Further, the stirring head is positioned at the position of the inner container close to the bottom.

Further limited, the bottom of the main tank body is provided with a plurality of brackets.

Further limit, the agitator tank for asphalt modification still includes controlling means, controlling means sets up the one side at the main jar of body, and controlling means is connected with heating pipe, temperature sensor and driving motor electricity respectively.

The utility model has the beneficial effects that:

1. the mode of being connected through the main tank body and inner bag guarantees in the laboratory, can enough guarantee that modified asphalt's quantity satisfies the user demand, also can reduce device overall structure's volume, and the condition requirement to the laboratory is low, and application scope is wide.

2. The inner container can be heated uniformly by oil bath heating, failure of asphalt modification experiments caused by local heating is avoided, and the working efficiency and the accuracy of the asphalt modification experiments are improved.

3. Can long-rangely control the modified agitator tank of pitch through controlling means, avoid personnel closely to contact and cause the scald, improve the work convenience, guarantee the safety of experiment effectively.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

FIG. 2 is a schematic structural diagram of a control device according to embodiment 2 of the present invention;

in the figure: 1-main tank body, 101-feed inlet; 102-an oil inlet; 103-a discharge hole; 104-oil outlet; 2-inner container, 201-heat insulation layer; 202-a heating layer; 3-heating pipe, 4-temperature sensor, 5-driving motor; 502-a stirring shaft; 503-stirring head; 6-a scaffold; 7-a control device; 701-temperature control interface; 702-start heating button; 703-heat off button; 704-start stir button; 705-stirring stop button; 706-power switch button; 707-scram button.

Detailed Description

Example 1

With reference to the attached drawing 1, the stirring tank for asphalt modification comprises a main tank body 1, a liner 2 and a stirring mechanism, wherein the main tank body 1 is mainly used as a shell to protect the liner and provides an oil bath space for oil bath, the liner 2 is mainly used for containing asphalt to be modified or a mixture of the asphalt and a modifier, and the stirring mechanism is used for stirring the asphalt to be modified in the liner 2.

The structure of the main tank body 1 can be a hollow cylinder or a hollow cube, and the oil bath is carried out in the main tank body 1, so that the cylinder is selected, the heat conduction oil quantity of the liner at the same height can be ensured to be the same, the heat conduction oil flows more smoothly in the main tank body 1, the flowability cannot be influenced due to the existence of corners, and the liner is further ensured to be uniformly heated under the action of the oil bath; the size of inner bag 2 can be selected for the internal diameter to be 300mm, highly be 300mm while thickness is 3mm, and the material can be selected to 304 stainless steel, can hold 20L's the pitch of treating the modification, satisfies the experimental requirement.

The inner container 2 is positioned inside the main tank body 1, the top of the inner container 2 is attached to the top end inside the main tank body 1, the bottom of the inner container 2 is attached to the bottom end inside the main tank body 1, in order to enable asphalt to be modified to be added into or flow out of the inner container 2, a feeding hole 101 is formed in the top of the main tank body 1, a discharging hole 103 is formed in the bottom of the main tank body 1, the feeding hole 101 is communicated with the inside of the inner container 2, the asphalt to be modified can be directly added through the feeding hole 101 when being added into the inner container 2, the discharging hole 103 is communicated with the inside of the inner container 2, and after the asphalt is modified, the modified asphalt is discharged through the discharging hole 103; in order to control the material flow between the feed port 101 and the discharge port 103, a switch valve is additionally arranged on the two ports.

The outer side of the inner container 2 is sequentially sleeved with the heat preservation layer 201 and the heating layer 202, the heat preservation layer 201 does not affect the heating efficiency, meanwhile, due to the heating and heat preservation of the double-layer structure, the heating process is buffered, the phenomenon that the set temperature is exceeded and the modification is affected is avoided, and the inner heat preservation layer 201 can keep constant temperature after the set temperature is reached, so that the control of the test temperature is facilitated; the height of heat preservation 201 and zone of heating 202 is 300mm, and thickness is 3mm, and the internal diameter of heat preservation 201 is 400mm, and the internal diameter of zone of heating 203 is 500mm, and the equal optional 304 stainless steel of material.

The space between the inner wall of the main tank body 1 and the outer part of the inner container 2 is an oil bath cavity, heat conducting oil is arranged in the oil bath cavity, the heat conducting oil can be No. 400 heat conducting oil, and in order to enable the heat conducting oil to fully flow in the oil bath cavity, an oil inlet 102 is arranged at the top of the main tank body 1, an oil outlet 104 is arranged at the bottom of the main tank body 1, the oil inlet 102 is communicated with the oil bath cavity, and the oil outlet 104 is communicated with the oil bath cavity; the heat conducting oil flows into the oil bath cavity from the oil inlet 102, immediately fills the outer side of the liner 2, uniformly heats the liner 2, and the temperature of the heated heat conducting oil is reduced and immediately flows out from the oil outlet 104;

two implementation modes can be selected for oil bath heating, one mode is that heat conduction oil directly flows into an oil bath cavity after being heated externally, then exchanges heat with the inner container 2 to heat the inner container 2, the heat conduction oil flows out from the oil outlet 104 after being cooled and then is heated and recycled to carry out oil bath heating, the heating temperature of the heat conduction oil is adjusted according to experimental needs, in order to avoid the heat conduction oil from directly flowing out of the oil outlet 104 from the oil inlet 102, the oil inlet 102 and the oil outlet 104 are oppositely arranged on two sides of the main tank body 1; another kind of implementation is through installing heating pipe 3 additional on main jar of body 1, heating pipe 3 is used for heating the conduction oil, the conduction oil stops flowing after flowing into the oil bath chamber completely filled up through oil inlet 102 earlier when the oil bath is heated this moment, then heat the conduction oil through heating pipe 3 and stop after reaching the experiment requirement temperature, the heat conduction oil is cooled after the experiment is accomplished or directly discharges from oil-out 104, accomplish oil bath heating work, preferably the latter implementation, because it is corresponding more convenient to heat, temperature control is more accurate, because the conduction oil flows when no longer the oil bath this moment, then oil-out 104 can be installed in the homonymy of main jar of body 1 with oil inlet 102, the heating power of heating pipe 3 can select 12 KW.

In order to know the real-time temperature inside the inner container 2, the temperature sensor 4 is installed on the main tank body 1, the temperature sensor 4 is used for measuring the real-time temperature in the inner container 2, and real-time supplementary heating can be carried out through the heating pipe 3, so that the temperature in the inner container 2 meets the requirements.

The stirring mechanism comprises a driving motor 5, a stirring shaft 502 and a stirring head 503 which are sequentially connected, the driving motor 5 is installed at the top of the main tank body 1, the highest rotating speed is not less than 5000r/min, the output end of the driving motor 5 faces downwards, the stirring shaft 502 penetrates through the top of the main tank body 1 and extends to the inner portion of the inner container 2 along the axis of the inner container 2, and the stirring head 503 is located at the position, close to the bottom, of the inner container 2, so that media in the inner container 2 can be conveniently and fully stirred.

For convenient the removal in the laboratory and support main tank body 1, at the bottom installing support 6 of main tank body 1, preferred quantity is 4, and support 6 interval evenly sets up in the bottom of main tank body 1, improves stability, avoids the slope to lead to the high temperature medium spill to cause the damage.

Example 2

Referring to fig. 2, unlike in example 1, a stirring tank for asphalt modification further includes a control device 7, and the control device 7 is provided with a temperature control interface 701, a heating start button 702, a heating off button 703, a stirring start button 704, a stirring stop button 705, a power switch button 706, and an emergency stop button 707;

the heating starting button 702 and the heating closing button 703 are electrically connected with the temperature control interface 701, the temperature control interface 701 is respectively electrically connected with the heating pipe 3 and the temperature sensor 4 or is in signal connection with the temperature of the inner container 2 displayed on the temperature control interface 701, laboratory staff observe the temperature inside the inner container 2 through the control interface 701, the heating pipe 3 is heated by pressing the heating starting button 702 to start heating the heat conducting oil, the heating stopping button 703 is pressed after the temperature reaches the required temperature, the required temperature can be given through the control interface 701, when the temperature inside the inner container 2 is lower than the given temperature, the heating pipe 3 is controlled to be heated until the given temperature is reached, the control is convenient and rapid, and meanwhile, the control is more accurate.

The stirring start button 704 and the stirring stop button 705 are electrically connected or in signal connection with the driving motor 5 and are used for controlling the start and stop of the rotation of the driving motor 5, and the stirring start button 704 can be selected as a multi-stage switch, so that the rotation speed of the driving motor 5 can be adjusted and controlled, for example, the rotation speed of the driving motor 5 is controlled to be five stages of 1000 rpm, 2000 rpm, 3000 rpm, 4000 rpm and 5000 rpm, and the stirring speed of the asphalt to be modified under different quantities or different parameters can be met, and the experimental requirements can be met.

The power switch button 706 is connected with a power supply, the power switch button 706 starts to work after being pressed down, the power switch button 706 stops working after being reset, the emergency stop button 707 is respectively electrically connected or in signal connection with the heating pipe 4 and the driving motor 5, the heating pipe 4 stops heating immediately after the emergency button 707 is pressed down in an emergency, heating stops, the driving motor 5 stops rotating, and stirring stops.

Remote control or accurate control are conveniently carried out through the control device 7, the operation is simple and convenient, the safety is high, the control device 7 adopts the prior art, can directly purchase, and the control mode adopts the conventional technology equally.

Claims

1. The utility model provides a agitator tank for pitch is modified, its characterized in that, includes the main tank body (1), inner bag (2) and rabbling mechanism, feed inlet (101) and oil inlet (102) have been seted up at the main tank body (1) top, and discharge gate (103) have been seted up to the main tank body (1) bottom, has seted up oil-out (104) on the main tank body (1) lateral wall, inner bag (2) set up in the inside of the main tank body (1), and inner bag (2) and feed inlet (101) and discharge gate (103) communicate respectively, are the oil bath chamber between the main tank body (1) and inner bag (2), oil inlet (102) and oil-out (104) all communicate with the oil bath chamber, the rabbling mechanism sets up on the main tank body (1).

2. The stirring tank for asphalt modification according to claim 1, further comprising a heating pipe (3), wherein one end of the heating pipe (3) is connected with the main tank body (1), and the other end of the heating pipe (3) is positioned in the oil bath cavity.

3. The stirring tank for modifying the asphalt according to claim 2, wherein an insulating layer (201) is sleeved outside the inner container (2).

4. The stirring tank for asphalt modification according to claim 3, wherein a heating layer (202) is sleeved outside the heat-insulating layer (201).

5. The mixing tank for the modification of asphalt according to claim 4, characterized in that it further comprises a temperature sensor (4), said temperature sensor (4) being located inside the inner container (2).

6. The stirring tank for asphalt modification according to claim 5, wherein the stirring mechanism comprises a driving motor (5), a stirring shaft (502) and a stirring head (503) which are connected in sequence, the driving motor (5) is installed at the top of the main tank body (1), and the stirring shaft (502) penetrates through the top of the main tank body (1) along the axis of the inner container (2) and extends to the inside of the inner container (2).

7. The stirring tank for modifying the asphalt as recited in claim 6, wherein the stirring head (503) is located at a position of the inner container (2) close to the bottom.

8. The mixing tank for the modification of asphalt according to claim 6 or 7, characterized in that the bottom of the main tank body (1) is provided with a plurality of brackets (6).

9. The mixing tank for the modification of asphalt according to claim 8, characterized in that the mixing tank for the modification of asphalt further comprises a control device (7), the control device (7) is arranged at one side of the main tank body (1), and the control device (7) is electrically connected with the heating pipe (3), the temperature sensor (4) and the driving motor (5) respectively.