An emulsified asphalt colloid mill
By using heating structures of heating layers, heating rings and thermal conductive layers in the emulsified asphalt colloid mill, the problem that traditional emulsified asphalt colloid mills is difficult to maintain the required temperature, achieving balanced temperature maintenance during the emulsified asphalt preparation process, and improving processing efficiency and product quality.
Patent Information
- Application Number
- CN202420598186.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-26
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-03-26
AI Technical Summary
Traditional emulsified asphalt colloid mills are difficult to maintain the required temperature during the preparation of emulsified asphalt, resulting in a rapid decrease in the asphalt temperature and an increase in consistency, which affects the grinding effect and product quality.
An emulsified asphalt colloid mill is designed, and a heating structure is formed by a heating layer, a heating ring body and a thermal conductive layer. It is connected by water pipes to preheat the asphalt in the hopper, heat the asphalt in the millstone, and insulate the asphalt in the storage layer to ensure the maintenance of temperature during the entire preparation process.
It realizes the required temperature range during the preparation of emulsified asphalt, avoids equipment cooling, and improves the asphalt grinding effect, processing efficiency and product quality of emulsified asphalt.
Smart Images
Figure CN222694824U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of emulsified asphalt processing equipment, in particular to an emulsified asphalt colloid mill. Background Art
[0002] The traditional emulsified asphalt processing device is an emulsified asphalt colloid mill. The processing principle of the colloid mill is to shear and disperse the asphalt particles through a high-speed rotating shearing machine, and then form an oil-in-water emulsified asphalt liquid through the interaction between the emulsifier and the asphalt particles.
[0003] Emulsified asphalt is usually prepared by colloid mill, and the preparation of emulsified asphalt usually needs to be completed at high temperature. The known colloid mill structure itself does not have a heating function, and can only be preheated with hot water before use, and then the hot water is discharged before the preparation of emulsified asphalt. During the emulsification process, the equipment cools down very quickly. When the temperature is not enough, the asphalt temperature will drop rapidly and the viscosity will increase. When grinding asphalt with emulsifiers and other solvents, the grinding effect is not good, and the colloid mill will be blocked, which will affect the processing efficiency and product quality of emulsified asphalt. Utility Model Content
[0004] The utility model aims to design an emulsified asphalt colloid mill so that the temperature can reach and be maintained within a required range during the whole process of preparing the emulsified asphalt.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] An emulsified asphalt colloid mill comprises a base, a motor box, a grinding box and a pump, wherein the motor box, the grinding box and the pump are fixedly connected to the base, and further comprises a temporary storage tank, wherein the temporary storage tank is fixedly connected to the base, and the temporary storage tank comprises an outer heating layer and an inner storage layer, wherein the grinding box comprises a box body and a feed hopper, wherein the feed hopper is arranged at the upper end of the box body, a grinding disc is arranged in the box body, a heating ring is arranged on the outer side of the grinding disc, a heat-conducting layer is arranged on the outer side of the feed hopper, the heating layer, the heating ring and the heat-conducting layer are connected by a water pipe, and the grinding disc, the storage layer and the pump are connected by a material pipe.
[0007] Furthermore, in the above-mentioned emulsified asphalt colloid mill, the heat-conducting layer is composed of a heat-conducting pipe coiled outside the feed hopper.
[0008] Furthermore, in the above-mentioned emulsified asphalt colloid mill, a bucket shell is provided outside the heat conduction pipe.
[0009] Furthermore, in the above-mentioned emulsified asphalt colloid mill, the grinding disc includes a movable grinding disc and a static grinding disc, the movable grinding disc is located in the middle of the static grinding disc, and the rotating shaft of the movable grinding disc is connected to the output end of the motor in the motor box through a transmission belt.
[0010] Furthermore, in the above-mentioned emulsified asphalt colloid mill, an ultrasonic agitator is provided between the temporary storage tank and the pump, the ultrasonic agitator is fixedly connected to the base, and the temporary storage tank, the ultrasonic agitator and the pump are connected via a material pipe.
[0011] Furthermore, in the above-mentioned emulsified asphalt colloid mill, the temporary storage tank is connected to the ultrasonic agitator and the pump respectively through a first discharge pipe, and the ultrasonic agitator is connected to the pump through a second discharge pipe.
[0012] Furthermore, in the above-mentioned emulsified asphalt colloid mill, the temporary storage tank is provided with two discharge pipes, one of which is located below the other discharge pipe.
[0013] Furthermore, in the above-mentioned emulsified asphalt colloid mill, the pump is connected to a reflux pipe, and the discharge port of the reflux pipe is located above the feed hopper.
[0014] Furthermore, in the above-mentioned emulsified asphalt colloid mill, the heat-conducting layer is connected to the heating ring body through a first connecting water pipe, the heating ring body is connected to the heating layer through a third connecting water pipe, and the heating layer is connected to the heat-conducting layer through a second connecting water pipe.
[0015] Furthermore, in the above-mentioned emulsified asphalt colloid mill, an electric heating plate is provided in the heating layer, the third connecting water pipe connects the upper end of the heating layer with the lower end of the heating ring body, the first connecting water pipe connects the upper end of the heating ring body with the lower end of the heat conductive layer, and the second connecting water pipe connects the upper end of the heat conductive layer with the lower end of the heating layer.
[0016] Compared with the prior art, the utility model has the following beneficial effects: the utility model provides an emulsified asphalt colloid mill, which forms a heating structure through a heating layer, a heating ring and a heat-conducting layer, so as to preheat the asphalt in the feed hopper, heat the asphalt in the grinding disc, and keep the asphalt in the storage layer warm. Water circulates in the water pipe, so that the temperature can be reached and maintained within the required range during the entire process of emulsified asphalt preparation. That is, unlike the prior art which only preheats with hot water before use and then discharges the hot water before emulsified asphalt preparation, heat can be provided throughout the entire preparation process. The equipment will not cool down quickly, but can be maintained within the required temperature range. The temperature is sufficient during the asphalt grinding process, which is beneficial to grinding and to improving the processing efficiency and product quality of the emulsified asphalt. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the overall structure of the utility model from another perspective;
[0020] Figure 3 It is a cross-sectional view of the utility model;
[0021] The names of the components marked in the figure are as follows:
[0022] 1. Base; 2. Motor box; 3. Grinding box; 31. Box body; 32. Feed hopper; 321. Bucket shell; 322. Heat pipe; 33. Connecting pipe; 34. Heating ring; 341. First connecting water pipe; 35. Rotating shaft; 36. Static grinding disc; 37. Moving grinding disc; 4. Temporary storage tank; 41. First discharge pipe; 42. Second connecting water pipe; 43. Third connecting water pipe; 44. Lower discharge pipe; 5. Ultrasonic agitator; 51. Second discharge pipe; 6. Self-priming pump; 61. Reflux pipe; 62. Third discharge pipe. DETAILED DESCRIPTION
[0023] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.
[0024] Example: Please refer to Figure 1-3An emulsified asphalt colloid mill includes a base 1, a motor box 2, a mill box 3, a temporary storage tank 4, an ultrasonic agitator 5 and a pump. The motor box 2, the mill box 3, the temporary storage tank 4 and the pump are fixedly connected to the base 1 respectively. A motor is arranged in the motor box 2, the mill box 3 includes a box body 31 and a feed hopper 32, the feed hopper 32 is fixedly connected to the upper end of the box body 31, and a grinding disc is arranged in the box body 31. The grinding disc includes a moving grinding disc 37 and a static grinding disc 36. The moving grinding disc 37 is located in the middle of the static grinding disc 36. The rotating shaft 35 of the moving grinding disc 37 is connected to the output end of the motor in the motor box 2 through a transmission belt. There are multiple groups of moving grinding discs 37 and static grinding discs 36. The outlet of the feed hopper 32 is located above the grinding disc. After the asphalt comes out of the feed hopper 32, it is ground in the grinding disc. The temporary storage tank 4 includes a heating layer located in the outer layer and a storage layer located in the inner layer. Water flows in the heating layer, and asphalt is temporarily stored in the storage layer. The grinding disc, storage layer, ultrasonic agitator 5 and pump are connected through a material pipe, specifically: the lower part of the grinding disc is connected to the storage layer in the temporary storage tank 4 through a connecting material pipe 33, the upper end of the storage layer is connected to the ultrasonic agitator 5 and the pump through a first discharge pipe 41, the lower end of the storage layer is connected to the ultrasonic agitator 5 and the pump through a lower discharge pipe 44, the ultrasonic agitator 5 and the pump are connected through a second discharge pipe 51, the pump is connected to a reflux pipe 61, the discharge port of the reflux pipe 61 is located above the feed hopper 32, and the pump is also connected to a third discharge pipe 62. The ground asphalt is temporarily stored in the storage layer, further microscopically dispersed and sheared in the ultrasonic agitator 5, and the asphalt is subjected to secondary dispersion processing, and the pump provides power for the asphalt to move in the device. Valves are provided in the first discharge pipe 41 and the lower discharge pipe 44. When further processing in the ultrasonic agitator 5 is required, the first discharge pipe 41 is opened and the lower discharge pipe 44 is closed, and the asphalt enters the ultrasonic agitator 5 from the storage layer; when further processing in the ultrasonic agitator 5 is not required, the first discharge pipe 41 is closed and the lower discharge pipe 44 is opened, and the asphalt directly enters the pump from the storage layer. When the asphalt does not meet the discharge requirements, it re-enters the feed hopper 32 through the reflux pipe to go through the processing flow. When the asphalt meets the discharge requirements, it is directly discharged through the third discharge pipe 62. The pump in this embodiment is a self-priming pump 6.An electric heating plate is provided in the heating layer located in the outer layer of the temporary storage tank 4, which is used to heat the water in the heating layer. A heating ring body 34 is provided on the outer side of the grinding disc, and a heat-conducting layer is provided on the outer side of the feed hopper 32. The heat-conducting layer is composed of a heat-conducting pipe 322 that is spirally coiled on the outside of the feed hopper 32 like a thread. The outside of the heat-conducting pipe 322 is fixedly connected to a bucket shell 321 to prevent the heat-conducting pipe 322 from being exposed and easily losing heat and scalding. The heating layer, the heating ring body 34 and the heat-conducting layer are connected by water pipes, specifically: the heat-conducting layer is connected to the heating ring body 34 through a first connecting water pipe 341, the first connecting water pipe 341 connects the upper end of the heating ring body 34 and the lower end of the heat-conducting layer, the heating ring body 34 is connected to the heating layer through a third connecting water pipe 43, the third connecting water pipe 43 connects the upper end of the heating layer and the lower end of the heating ring body 34, the heating layer is connected to the heat-conducting layer through a second connecting water pipe 42, and the second connecting water pipe 42 connects the upper end of the heat-conducting layer and the lower end of the heating layer. Except for the heating layer, the water flow in the heating ring body 34 and the heat-conducting layer flows from bottom to top, which is opposite to the movement direction of the asphalt from top to bottom, thereby increasing the heat exchange between the water and the asphalt in the heating ring body 34 and the heat-conducting layer. The electric heating plate in the heating layer is the heat source for the water in the heating layer, the heating ring body 34 and the heat-conducting layer. A water pump is provided at a certain point in the water pipe to provide power for the water to move in the heating layer, the heating ring body 34 and the heat-conducting layer, which is not drawn in the attached drawings.
[0025] Working principle of this embodiment: This embodiment provides an emulsified asphalt colloid mill, the flow direction of asphalt is: feeding from the feed hopper 32, grinding in the grinding disc through the dynamic grinding disc 37 and the static grinding disc 36, the dynamic grinding disc 37 is powered by the motor in the motor box 2, the ground asphalt is temporarily stored in the storage layer inside the temporary storage tank 4, if further processing is required in the ultrasonic agitator 5, it is first passed into the ultrasonic agitator 5 and then into the pump, otherwise it is directly passed through the pump, and when the asphalt meets the discharge requirements, it is directly discharged through the third discharge tank. The material is discharged through pipe 62, otherwise it re-enters the feed hopper 32 through the reflux pipe to go through the same processing flow. The heat-conducting layer provided on the outside of the feed hopper 32, the heating ring body 34 provided on the outside of the grinding disc and the heating layer provided on the outside of the storage layer constitute the heating structure of this embodiment, which preheats the asphalt in the feed hopper 32, heats the asphalt in the grinding disc, and keeps the asphalt in the storage layer warm respectively. The heat-conducting medium in the heating layer, the heating ring body 34 and the heat-conducting layer is water, and water circulates in the heating layer, the heating ring body 34 and the heat-conducting layer through a water pipe. The present embodiment provides an emulsified asphalt colloid mill, which has a heating structure formed by a heating layer, a heating ring 34 and a heat-conducting layer, so as to preheat the asphalt in the feed hopper 32, heat the asphalt in the grinding disc, and keep the asphalt in the storage layer warm. Water circulates in the water pipe, so that the desired temperature range can be reached and maintained throughout the entire process of preparing the emulsified asphalt. That is, unlike the prior art which only preheats the temperature with hot water before use and then discharges the hot water before preparing the emulsified asphalt, heat can be provided throughout the entire preparation process. The equipment will not cool down too quickly, but can be maintained within the desired temperature range. The temperature is sufficient during the asphalt grinding process, which is beneficial to grinding and improving the processing efficiency and product quality of the emulsified asphalt.
[0026] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an element centered thereon. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an element centered thereon. The terms "upper", "lower", "left", "right", "front", "rear" and similar expressions used herein are for illustrative purposes only.
[0027] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.
Claims
1. An emulsified asphalt colloid mill, comprising a base (1), a motor box (2), a mill box (3) and a pump, wherein the motor box (2), the mill box (3) and the pump are fixedly connected to the base (1), characterized in that: The invention also comprises a temporary storage tank (4), wherein the temporary storage tank (4) is fixedly connected to the base (1), and the temporary storage tank (4) comprises a heating layer located on the outer layer and a storage layer located on the inner layer. The grinding box (3) comprises a box body (31) and a feed hopper (32), and the feed hopper (32) is arranged at the upper end of the box body (31). A grinding disc is arranged in the box body (31), and a heating ring body (34) is arranged on the outer side of the grinding disc. A heat-conducting layer is arranged on the outer side of the feed hopper (32). The heating layer, the heating ring body (34) and the heat-conducting layer are connected by a water pipe, and the grinding disc, the storage layer and the pump are connected by a material pipe.
2. The emulsified asphalt colloid mill according to claim 1, characterized in that: The heat-conducting layer is composed of a heat-conducting pipe (322) coiled outside the feed hopper (32).
3. The emulsified asphalt colloid mill according to claim 2, characterized in that: A bucket shell (321) is provided outside the heat conduction pipe (322).
4. The emulsified asphalt colloid mill according to claim 1, characterized in that: The grinding disc comprises a movable grinding disc (37) and a stationary grinding disc (36); the movable grinding disc (37) is located in the middle of the stationary grinding disc (36); and the rotating shaft (35) of the movable grinding disc (37) is connected to the output end of the motor in the motor box (2) via a transmission belt.
5. The emulsified asphalt colloid mill according to claim 1, characterized in that: An ultrasonic stirrer (5) is provided between the temporary storage tank (4) and the pump, and the ultrasonic stirrer (5) is fixedly connected to the base (1). The temporary storage tank (4), the ultrasonic stirrer (5) and the pump are connected via a material pipe.
6. The emulsified asphalt colloid mill according to claim 5, characterized in that: The temporary storage tank (4) is connected to the ultrasonic stirrer (5) and the pump through a first discharge pipe (41), respectively, and the ultrasonic stirrer (5) is connected to the pump through a second discharge pipe (51).
7. The emulsified asphalt colloid mill according to claim 1, characterized in that: The temporary storage tank (4) is provided with two discharge pipes, one of which is located below the other.
8. The emulsified asphalt colloid mill according to claim 1, characterized in that: The pump is connected to a reflux pipe (61), and the discharge port of the reflux pipe (61) is located above the feed hopper (32).
9. The emulsified asphalt colloid mill according to claim 1, characterized in that: The heat-conducting layer is connected to the heating ring body (34) via a first connecting water pipe (341), the heating ring body (34) is connected to the heating layer via a third connecting water pipe (43), and the heating layer is connected to the heat-conducting layer via a second connecting water pipe (42).
10. The emulsified asphalt colloid mill according to claim 9, characterized in that: An electric heating plate is provided in the heating layer, the third connecting water pipe (43) connects the upper end of the heating layer and the lower end of the heating ring body (34), the first connecting water pipe (341) connects the upper end of the heating ring body (34) and the lower end of the heat-conducting layer, and the second connecting water pipe (42) connects the upper end of the heat-conducting layer and the lower end of the heating layer.