Dispersion machine capable of improving volatilization efficiency
By designing a circulation mechanism and a grid plate structure, the problem of low devolatilization efficiency of existing dispersers for high-viscosity materials has been solved, achieving efficient material devolatilization and avoiding degradation of material properties.
Patent Information
- Application Number
- CN202423280806.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-12-30
- Estimated Expiration
- 2034-12-30
AI Technical Summary
Existing dispersers have poor devolatilization effect when processing high-viscosity materials, requiring long-term high-temperature vacuum devolatilization, resulting in low efficiency and deterioration of material properties.
The system employs a circulation mechanism and grating structure design. The material is transferred to the devolatilization tank through a transfer pipe. It is then circulated using a high-viscosity pump and circulation pipe, combined with heating and vacuuming, to increase material flowability and contact area, thereby improving devolatilization efficiency.
It shortens the dehydration time, improves the devolatilization efficiency, avoids the performance degradation of materials caused by prolonged high temperature, and achieves efficient material devolatilization.
Smart Images
Figure CN223732562U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to disperser technical field, concretely is a disperser that improves volatile efficiency. BACKGROUND
[0002] Disperser is the common equipment of processing high viscosity material, has mixing, dispersion, heating and so on, has widely used in the field such as paint, ink, cosmetics, food and beverage, medicine and chemical industry.
[0003] Because the cavity volume of existing disperser is big, when material is more full, its devolatilization effect is poor, mainly because is high viscous material mixing, material flow is slow, and the efficiency of overturning material is low, only material liquid surface part material obtains effective devolatilization, and devolatilization area is limited, thus when devolatilizing high viscous material, it needs to reach material temperature, and vacuum devolatilization is 2-5 hours, or even longer time. So need to design a kind of disperser that improves volatile efficiency for the above problems. UTILITY MODEL CONTENT
[0004] The utility model is to provide a kind of disperser that improves volatile efficiency, to solve at least one technical problem existing in the above background art.
[0005] To achieve the above object, the utility model provides the following technical scheme:
[0006] A kind of disperser that improves volatile efficiency, it includes:
[0007] Machine shell, the dispersing stirring mechanism is installed at the top center of the machine shell, the feeding pipe is fixed on one side of the top of the machine shell, the first vacuum extraction mechanism is installed on the other side of the top of the machine shell, the heat preservation shell is fixed on the outer wall of the machine shell, and the heating pipe is installed in the heat preservation shell;
[0008] Machine shell, the transfer pipe is installed at the bottom end of the machine shell, and the transfer pipe is connected and fixed with the top end of the devolatilization tank, the second vacuum extraction mechanism is installed on the other side of the devolatilization tank, the discharge pipe is installed at the bottom end of the devolatilization tank, and the first grid plate is fixedly installed on the top of the inner wall of the devolatilization tank.
[0009] First grid plate, the bottom surface of the first grid plate is attached to the top end of the dispersing cone, the dispersing cone is fixedly installed on the top surface of the second grid plate, the second grid plate is fixed on the inner wall of the devolatilization tank, the circulating pipe is installed on one side of the bottom of the devolatilization tank, the high viscosity pump is installed on the circulating pipe, and the top end of the circulating pipe is connected and fixed with the top of the side wall of the machine shell.
[0010] Preferably, the heating pipe is arranged around the machine shell, and the overall length of the heating pipe around the covering part is greater than half of the overall length of the machine shell.
[0011] Preferably, the diameter of the transfer pipe is not greater than the diameter of the circulating pipe, and the top end of the circulating pipe is located at a level higher than the top surface of the circulating pipe.
[0012] Preferably, the height of the connection between the second vacuumizing mechanism and the devolatilization tank is lower than the height of the bottom surface of the first grid plate, and the front view width of the first grid plate is greater than the front view width of the bottom of the dispersion cone.
[0013] Preferably, the center of the first grid plate, the dispersion cone and the second grid plate are located on the same vertical line, and the front view profile shape of the dispersion cone is an isosceles obtuse triangle.
[0014] Preferably, the second grid plates are distributed at equal intervals in the middle of the devolatilization tank, and the intervals of the grids on the second grid plates decrease from top to bottom.
[0015] Preferably, the front view profile width of the second grid plate is greater than twice the width of the bottom of the front view profile of the dispersion cone, and the interval of the grids on the top of the second grid plate is smaller than the interval of the grids on the first grid plate.
[0016] Preferably, a heat preservation sleeve is mounted outside the circulating pipe, and the length of the covered part of the heat preservation sleeve is greater than 2 / 3 of the overall length of the circulating pipe.
[0017] Compared with the prior art, the present application has the following beneficial effects:
[0018] The novel structure design, through the circulating mechanism, increases the flowability of the material, cooperates with the dispersion mechanism, shortens the dehydration time of the dispersant, improves the dehydration efficiency, and avoids the performance decline caused by long-time high temperature of the material.
[0019] 1. The present application transfers the material at the bottom of the inside of the casing to the devolatilization tank through the transfer pipe, and transfers the material back to the top of the material in the casing through the high-viscosity pump and the circulating pipe, thereby improving the flow speed of the material and improving the devolatilization efficiency.
[0020] 2. The first grid plate, the dispersion cone and the second grid plate in the devolatilization tank disperse the viscous material multiple times, so that the viscous material forms a continuous sheet structure when falling through the gaps of the grid plates, greatly increasing the contact area with the vacuum environment, thereby further improving the devolatilization efficiency. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 It is a front view structure schematic diagram of the present application.
[0022] Figure 2 It is a front view profile structure schematic diagram of the present application.
[0023] Figure 3 It is a top view profile structure schematic diagram of the casing and the heat preservation shell of the present application.
[0024] Figure 4 It is a top view structure schematic diagram of the dispersing cone and the second grid plate of the utility model.
[0025] In the figure: 1, the machine shell; 2, dispersing stirring mechanism; 3, feed pipe; 4, first vacuumizing mechanism; 5, heat preservation shell; 6, heating pipe; 7, transfer pipe; 8, devolatilization tank; 9, second vacuumizing mechanism; 10, discharge pipe; 11, first grid plate; 12, dispersing cone; 13, second grid plate; 14, circulating pipe; 15, high viscosity pump; 16, heat preservation pipe sleeve. DETAILED DESCRIPTION
[0026] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.
[0027] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end" and "another end" is the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and is not indicative or suggestive of the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicative or suggestive of relative importance.
[0028] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled persons in the art without creative labor belong to the scope of protection of the utility model.
[0030] Please refer to Figures 1-4 The utility model provides an embodiment:
[0031] A dispersing machine for improving the volatilization efficiency comprises:
[0032] The machine shell 1 is provided with a dispersion stirring mechanism 2 at the center of the top of the machine shell 1, a feeding pipe 3 is fixed at one side of the top of the machine shell 1, a first vacuum pumping mechanism 4 is installed at the other side of the top of the machine shell 1, a heat preservation shell 5 is fixed on the outer wall of the machine shell 1, a heating pipe 6 is installed in the heat preservation shell 5, the heating pipe 6 is arranged around the machine shell 1, and the overall length of the heating pipe 6 around the covered part is greater than half of the overall length of the machine shell 1. The above structure design ensures the heating and heat preservation effect of the material in the machine shell 1.
[0033] The machine shell 1 is provided with a transfer pipe 7 at the bottom end of the machine shell 1, the bottom end of the transfer pipe 7 is connected and fixed with the top end of a devolatilization tank 8, a second vacuum pumping mechanism 9 is installed at the other side of the devolatilization tank 8, a discharging pipe 10 is installed at the bottom end of the devolatilization tank 8, a first grid plate 11 is fixed and installed at the top of the inner wall of the devolatilization tank 8, the height of the connection part of the second vacuum pumping mechanism 9 and the devolatilization tank 8 is lower than the height of the bottom surface of the first grid plate 11, and the front view width of the first grid plate 11 is greater than the front view width of the bottom of a dispersion cone 12. The above structure design ensures that the second vacuum pumping mechanism 9 can work smoothly, and the devolatilization tank 8 is pumped and the devolatilization components are quickly pumped out.
[0034] The first grid plate 11 is attached to the top end of the dispersion cone 12, the dispersion cone 12 is fixed and installed on the top surface of a second grid plate 13, the second grid plate 13 is fixed on the inner wall of the devolatilization tank 8, a circulating pipe 14 is installed at one side of the bottom of the devolatilization tank 8, a high viscosity pump 15 is installed on the circulating pipe 14, the top end of the circulating pipe 14 is connected and fixed with the top of the side wall of the machine shell 1, the diameter of the transfer pipe 7 is not greater than the diameter of the circulating pipe 14, and the top end of the circulating pipe 14 is higher than the top surface of the circulating pipe 14. The above structure design ensures that the viscous material can be smoothly circulated and transferred.
[0035] In one embodiment, the first grid plate 11, the dispersion cone 12 and the second grid plate 13 are on the same vertical line, and the front view of the dispersion cone 12 is an isosceles obtuse triangle. The above structure design can uniformly disperse the viscous material.
[0036] In one preferred embodiment, the second grid plate 13 is distributed at equal intervals in the middle of the devolatilization tank 8, and the interval of the grid on the second grid plate 13 decreases from top to bottom. The above structure design can classify and disperse the viscous material, and greatly increase the contact area of the viscous material and the vacuum environment.
[0037] In one embodiment, the front view width of the second grid plate 13 is greater than twice the width of the bottom of the front view of the dispersion cone 12, and the interval of the grid on the top second grid plate 13 is smaller than the interval of the grid on the first grid plate 11. The above structure design can disperse the viscous material in a large area and ensure the dispersion effect.
[0038] In one preferred embodiment, the circulating pipe 14 is provided with a heat preservation sleeve 16 outside, and the length of the heat preservation sleeve 16 covers more than 2 / 3 of the whole length of the circulating pipe 14, which avoids excessive cooling of the material during transportation, reduces energy consumption, and improves the efficiency of the cycle devolatilization.
[0039] The working principle of the utility model is as follows: when the utility model is used, appropriate material is added through the feeding pipe 3, the dispersion stirring mechanism 2 is started to stir and disperse, the heating pipe 6 is started to heat, and the first vacuumizing mechanism 4 and the second vacuumizing mechanism 9 are started to vacuumize the machine shell 1 and the devolatilization tank 8 respectively.
[0040] The material liquid surface inside the machine shell 1 contacts the upper vacuum space to devolatilize, the valve on the transfer pipe 7 is opened, the material at the bottom of the machine shell 1 which does not participate in the devolatilization enters the devolatilization tank 8, the valve on the discharge pipe 10 at the bottom of the devolatilization tank 8 is closed, the viscous material first passes through the first grid plate 11, when passing through the gap of the first grid plate 11, it flows downwards in a continuous sheet shape and contacts the vacuum environment in a large area, then falls on the surface of the dispersion cone 12 and falls on the second grid plate 13, falls along the multiple second grid plates 13 in turn, and when passing through the gap of the second grid plate 13, it also flows downwards in a continuous sheet shape and contacts the vacuum environment in a large area to efficiently devolatilize, and the second vacuumizing mechanism 9 timely discharges the devolatilization product.
[0041] Then the viscous material gathers at the bottom inside the devolatilization tank 8, the high viscosity pump 15 is started to transport the viscous material back to the machine shell 1 through the circulating pipe 14, the material at the top inside the machine shell 1 continues to devolatilize, the above steps are repeated to realize continuous and efficient devolatilization, after the devolatilization is completed, the first vacuumizing mechanism 4, the second vacuumizing mechanism 9 and the high viscosity pump 15 are closed, and the discharge pipe 10 is opened to discharge the material.
[0042] The above is only an embodiment of the utility model, and the specific structure and characteristics of the scheme and other common knowledge are not described in detail. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.
Claims
1. A diffuser for improving the efficiency of volatilization, characterized by, It includes: The machine shell (1) top center is equipped with dispersion stirring mechanism (2), one side of the machine shell (1) top is fixed with feeding pipe (3), the other side of the machine shell (1) top is equipped with first vacuumizing mechanism (4), the outer wall of the machine shell (1) is fixed with heat preservation shell (5), the heat preservation shell (5) is equipped with heating pipe (6) in it; The machine shell (1) bottom end is equipped with transfer pipe (7), the transfer pipe (7) bottom end is connected with devolatilization tank (8) top end, the other side of the devolatilization tank (8) is equipped with second vacuumizing mechanism (9), the devolatilization tank (8) bottom end is equipped with discharge pipe (10), the devolatilization tank (8) inner wall top is fixedly installed with first grid plate (11); The first grid plate (11) bottom surface is attached with dispersion cone (12) top end, the dispersion cone (12) is fixedly installed on the top surface of second grid plate (13), the second grid plate (13) is fixed on the inner wall of devolatilization tank (8), one side of the devolatilization tank (8) bottom is equipped with circulating pipe (14), the circulating pipe (14) is equipped with high viscosity pump (15), the circulating pipe (14) top end is connected with the machine shell (1) side wall top.
2. A dispersion machine for improving the efficiency of volatilization according to claim 1, characterized in that: The heating pipe (6) is arranged around the machine shell (1), and the overall length of the heating pipe (6) around the covered part is greater than half of the overall length of the machine shell (1).
3. The dispersion machine of claim 1, wherein: The diameter of the transfer pipe (7) is not greater than the diameter of the circulating pipe (14), and the horizontal plane where the top end of the circulating pipe (14) is located is higher than the top surface of the circulating pipe (14).
4. The dispersion machine of claim 1, wherein: The height of the second vacuumizing mechanism (9) at the connection with the devolatilization tank (8) is lower than the height of the bottom surface of the first grid plate (11), and the front view width of the first grid plate (11) is greater than the front view width of the bottom of the dispersion cone (12).
5. The dispersion machine of claim 1, wherein: The centers of the first grid plate (11), the dispersion cone (12) and the second grid plate (13) are on the same vertical line, and the front view cross-sectional shape of the dispersion cone (12) is an isosceles obtuse triangle.
6. The dispersion machine of claim 1, wherein: The second grid plates (13) are distributed at equal intervals in the middle of the devolatilization tank (8), and the intervals of the grids on the second grid plates (13) decrease from top to bottom.
7. The dispersion machine of claim 1, wherein: The front view cross-sectional width of the second grid plate (13) is greater than twice the width of the bottom of the front view cross-section of the dispersion cone (12), and the interval of the grids on the top of the second grid plate (13) is smaller than the interval of the grids on the first grid plate (11).
8. The dispersion machine of claim 1, wherein: The circulating pipe (14) is equipped with a heat preservation pipe sleeve (16) on the outside, and the length of the covered part of the heat preservation pipe sleeve (16) is greater than two-thirds of the overall length of the circulating pipe (14).