CN222112030U - A double centrifugal separation structure sand mill - Google Patents
A double centrifugal separation structure sand mill Download PDFInfo
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- CN222112030U CN222112030U CN202420749972.XU CN202420749972U CN222112030U CN 222112030 U CN222112030 U CN 222112030U CN 202420749972 U CN202420749972 U CN 202420749972U CN 222112030 U CN222112030 U CN 222112030U
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- cylinder
- sand mill
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- 238000000926 separation method Methods 0.000 title claims abstract description 36
- 239000004576 sand Substances 0.000 title claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000007599 discharging Methods 0.000 claims description 26
- 230000001681 protective effect Effects 0.000 claims description 10
- 210000004907 gland Anatomy 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 6
- 239000002893 slag Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 26
- 230000000694 effects Effects 0.000 abstract description 7
- 239000011324 bead Substances 0.000 description 6
- 239000004744 fabric Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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- Centrifugal Separators (AREA)
Abstract
本实用新型公开了一种双重离心分离结构砂磨机，包括主轴，主轴内部设有出料通道，主轴顶部连接出料口，上端连接出料上机封，中部连接被动带轮，主轴下端转动连接轴承箱，主轴下端伸入到外筒体内部连接转子和出料内涡轮组件，主轴底部开有出料孔，外筒体顶部安装有筒体安装上法兰，底部连接底盖，外筒体内部安装有内胆组件，出料内涡轮组件下方设有散热内筒组件，筒体安装上法兰顶部连接进料口，进料口与内胆组件内部连通。本砂磨机结构简单，能降低输送管线的阻力，不用承受高压和高温，进料更加方便；转子和出料内涡轮组件构成双重离心分离结构，在保证研磨效果不变的情况下，使分离效果更佳，可以防止研磨腔内物料和研磨介质倒流现象。
The utility model discloses a double centrifugal separation structure sand mill, including a main shaft, a discharge channel is arranged inside the main shaft, the top of the main shaft is connected to the discharge port, the upper end is connected to the discharge upper machine seal, the middle part is connected to the passive pulley, the lower end of the main shaft is rotatably connected to the bearing box, the lower end of the main shaft extends into the outer cylinder to connect the rotor and the discharge inner turbine assembly, the bottom of the main shaft is provided with a discharge hole, the top of the outer cylinder is provided with a cylinder mounting upper flange, the bottom is connected to the bottom cover, the inner tank assembly is installed inside the outer cylinder, a heat dissipation inner cylinder assembly is arranged below the discharge inner turbine assembly, the top of the cylinder mounting upper flange is connected to the feed port, and the feed port is connected to the inner tank assembly. The sand mill has a simple structure, can reduce the resistance of the conveying pipeline, does not need to withstand high pressure and high temperature, and is more convenient to feed; the rotor and the discharge inner turbine assembly constitute a double centrifugal separation structure, which makes the separation effect better while ensuring that the grinding effect remains unchanged, and can prevent the backflow of materials and grinding media in the grinding chamber.
Description
Technical Field
The utility model relates to the technical field of sand mills, in particular to a sand mill with a double centrifugal separation structure.
Background
The grinding device with the most wide material adaptability, the most advanced and the highest efficiency at present comprises a horizontal type grinding machine and a vertical type grinding machine, and the working principle of the vertical type grinding machine is that a dispersion disc drives a grinding medium to move at a high speed to generate friction and shearing so as to grind and disperse the material, thus the grinding device is high-efficiency grinding and dispersing equipment widely applied to the industrial fields of paint coatings, cosmetics, foods, daily chemicals, dyes, printing ink, medicines, ferrite, photosensitive films and the like. The screen cloth ejection of compact separator of traditional sand mill, when the material viscosity of adding the cavity is higher, under the effect of delivery pressure, blocks up the screen cloth easily, causes the shut down. Cleaning the screen cloth after stopping is also a time-consuming and labor-consuming activity, is unfavorable for subsequent production, and reduces production efficiency.
Disclosure of utility model
The utility model aims to provide a sand mill with a double centrifugal separation structure, which solves the problems in the prior art. The sand mill with the double centrifugal separation structure comprises a main shaft, wherein a discharge channel is arranged in the main shaft, the top of the main shaft is connected with a discharge port, the upper end of the main shaft is connected with a discharge upper machine seal, the middle of the main shaft is connected with a driven belt wheel, the lower end of the main shaft is rotationally connected with a bearing box, the lower end of the main shaft stretches into the inner part of an outer cylinder body to be connected with a rotor and a discharge inner turbine component, the bottom of the main shaft is provided with a discharge hole, the discharge hole is positioned in the inner turbine component, the top of the outer cylinder body is provided with a cylinder body mounting upper flange, the bottom of the outer cylinder body is connected with a bottom cover, the inner cylinder component is arranged in the outer cylinder body, a heat dissipation inner cylinder component is arranged below the discharge inner turbine component, the top of the cylinder body mounting upper flange is connected with a feed inlet, and the feed inlet is communicated with the inner cylinder component.
Preferably, a lower mechanical seal is arranged between the upper flange of the cylinder body and the main shaft.
Preferably, the inner container assembly comprises an inner container, the inner container is of a cylindrical structure, and the inner wall of the inner container is provided with an inner rod nail.
Preferably, the rotor includes the rotor block, the main shaft is connected at rotor block top, the rotor block lateral wall is connected with outer excellent nail, and outer excellent nail of outer wall department of rotor block is crisscross with interior excellent nail position each other, main separation hole has been opened to the rotor block upper end, main separation hole position corresponds with the ejection of compact internal turbine subassembly position.
Preferably, the heat dissipation inner tube subassembly includes the heat dissipation inner tube, heat dissipation inner tube bottom and inner bag subassembly bottom sealing contact, the inside internal support piece that connects of heat dissipation inner tube, inside hollow structure that is of internal support piece, bottom is connected to the bottom, the clamp plate is connected at internal support piece top, the clamp plate compresses tightly the heat dissipation inner tube, the helicoidal groove is installed to the internal support piece outer wall, constitute inner tube helicoidal water course between helicoidal groove and the heat dissipation inner tube, the outlet conduit is connected to inner tube helicoidal water course upper end, and the inlet channel is connected to the lower extreme, outlet conduit and inlet channel lower extreme wear out the bottom.
Preferably, the turbine assembly in the ejection of compact includes the turbine in the ejection of compact, turbine in the main shaft bottom connection ejection of compact, turbine top connection gland in the ejection of compact, the main shaft is connected to the gland, the inside turbine in the ejection of compact hole site, turbine lateral wall opens has a secondary separation hole in the ejection of compact.
Preferably, a liner heat dissipation spiral water channel is arranged between the outer cylinder body and the liner, the upper end and the lower end of the outer cylinder body are respectively connected with a heat dissipation water outlet and a heat dissipation water inlet, and the heat dissipation water outlet and the heat dissipation water inlet are communicated with the liner heat dissipation spiral water channel.
Preferably, the outer sides of the driven belt wheel and the bearing box are connected with a protective shell, a connecting port is formed in the position, corresponding to the driven belt wheel, of the protective shell, and the discharging upper machine seal is connected with the protective shell through a machine seal mounting disc.
Preferably, one side of the bottom cover is provided with a slag discharging port.
The sand mill has the technical effects and advantages that the sand mill is simple in structure, can reduce the resistance of a conveying pipeline, is more convenient to feed without bearing high pressure and high temperature, and can prevent backflow of materials and grinding media in a grinding cavity due to the fact that a rotor and a discharging inner turbine component form a double centrifugal separation structure under the condition that the grinding effect is unchanged.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a left side view of the present utility model;
FIG. 4 is a cross-sectional view taken along the direction A-A in FIG. 2;
FIG. 5 is a cross-sectional view taken along the direction B-B in FIG. 3;
FIG. 6 is a schematic view of the structure of the liner of the present utility model;
FIG. 7 is a schematic view of a rotor structure according to the present utility model;
FIG. 8 is a schematic view of the discharge internal turbine structure of the present utility model.
In the figure, a main shaft, a discharging channel, a discharging port, a discharging upper machine seal, a driven belt wheel, a bearing box, a protective shell, a machine seal mounting disc, a connecting port, a cylinder body, a discharging hole, a cylinder body mounting upper flange, a bottom cover, a lower machine seal, a feeding port, a liner, a inner rod nail, a rotor body, a main rod nail, a main separating hole, a heat dissipation inner cylinder, a supporting piece, a pressing plate, an inner cylinder spiral water channel, a water outlet pipe, a water inlet pipe, a discharging inner turbine, a pressing cover, a secondary separating hole, a heat dissipation spiral water channel, a heat dissipation water outlet, a heat dissipation water inlet and a slag discharging hole.
Detailed Description
In order that the manner in which the features and objects and functions of the utility model are attained and can be readily understood, a further description of the utility model will be seen in connection with the accompanying drawings, in which the terms "mounted," "connected," and "connected" are to be understood broadly, and may be, for example, fixedly connected, detachably connected, integrally or mechanically connected, electrically connected, directly connected, indirectly connected via an intermediate medium, or communicate between two elements unless otherwise specifically indicated and defined.
Examples
The sand mill with the double centrifugal separation structure as shown in the figures 1-5 comprises a main shaft 1, wherein a discharging channel 2 is arranged in the main shaft 1, the top of the main shaft 1 is connected with a discharging port 3, the upper end of the main shaft 1 is connected with a discharging upper machine seal 4, the middle part of the main shaft is connected with a driven belt pulley 5, the lower end of the main shaft is rotationally connected with a bearing box 6, the outer sides of the driven belt pulley 5 and the bearing box 6 are connected with a protective shell 7, the discharging upper machine seal 4 is connected with the protective shell 7 through a machine seal mounting disc 8, foreign matters can be prevented from entering and damaging the driven belt pulley 5 and the bearing box 6 through the protective shell 7, and meanwhile, the damage caused by the fact that workers touch the driven belt pulley 5 by mistake in work can be avoided;
The lower end of the main shaft 1 stretches into the outer cylinder 10 to be connected with a rotor and a discharge inner turbine component, the main shaft 1 can drive the rotor to grind, a discharge hole 11 is formed in the bottom of the main shaft 1, the discharge hole 11 is positioned in the discharge inner turbine component, ground materials enter the discharge hole 11 after passing through the discharge inner turbine component and finally are discharged from the discharge hole 3 through a discharge channel 2, a cylinder mounting upper flange 12 is mounted at the top of the outer cylinder 10, a bottom cover 13 is connected with the bottom, a lower mechanical seal 14 is mounted between the cylinder mounting upper flange 12 and the main shaft 1, a feed inlet 15 is connected at the top of the cylinder mounting upper flange 12, a liner component is mounted in the outer cylinder 10, the feed inlet 15 is communicated with the interior of the liner component, and meanwhile, grinding balls in the grinding cavity can be periodically supplemented, in order to prevent the temperature from being too high when the materials are ground, a heat dissipation component is arranged below the discharge inner turbine component, the heat accumulated in the interior can be effectively dissipated, and the influence of the high Wen Duiyan component is prevented;
As shown in fig. 6 and 7, the inner container assembly comprises an inner container 16, the inner container 16 is of a cylindrical structure, an inner rod nail 17 is arranged on the inner wall of the inner container 16, a rotor comprises a rotor body 18, the top of the rotor body 18 is connected with a main shaft 1, the side wall of the rotor body 18 is connected with an outer rod nail 19, the positions of the outer rod nail 19 and the inner rod nail 17 on the outer side of the rotor body 18 are staggered, a main separation hole 20 is formed in the upper end of the rotor body 18, the position of the main separation hole 20 corresponds to the position of a discharging inner turbine assembly, when materials are ground, the main shaft 1 drives the rotor body 18 to rotate, the materials are located between the inner container 16 and the rotor body 18, the materials are ground rapidly under the action of the outer rod nail 19, the inner rod nail 17 and grinding beads, and the ground materials enter a discharging channel 2 after being separated from the grinding beads through the main separation hole 20 and pass through the discharging inner turbine assembly to be discharged.
As shown in fig. 4 and 5, the heat dissipation inner barrel assembly comprises a heat dissipation inner barrel 21, the bottom of the heat dissipation inner barrel 21 is in sealing contact with the bottom of the inner barrel assembly, the inner side of the heat dissipation inner barrel 21 is connected with an inner supporting piece 23, the inner supporting piece 23 is of a hollow structure, the bottom of the inner supporting piece is connected with a bottom cover 13, the top of the inner supporting piece 23 is connected with a pressing plate 24, the pressing plate 24 presses the heat dissipation inner barrel 21 to prevent the heat dissipation inner barrel 21 from moving, a spiral water tank is arranged on the outer wall of the inner supporting piece 23, an inner barrel spiral water channel 25 is formed between the spiral water tank and the heat dissipation inner barrel 21, the upper end of the inner barrel spiral water channel 25 is connected with a water outlet pipeline 26, the lower end of the inner barrel spiral water channel 25 is connected with a water inlet pipeline 27, the lower ends of the water outlet pipeline 26 and the water inlet pipeline 27 penetrate out of the bottom cover 13, the water outlet pipeline 26 and the water inlet pipeline 27 are connected with external liquid supply equipment, and cooling liquid is fed into the inner barrel spiral water channel 25 for cooling.
As shown in fig. 4, 5 and 8, the turbine assembly in the ejection of compact includes ejection of compact in turbine 28, turbine 28 in the ejection of compact is connected to main shaft 1 bottom, turbine 28 top connection gland 29 in the ejection of compact, and turbine 28 rocks in the main shaft 1 is prevented to gland 29 connection ejection of compact, and the discharge orifice 11 is located in the ejection of compact turbine 28, and turbine 28 lateral wall is opened there is a secondary separation hole 30 in the ejection of compact, can separate the material after the rotor separation grinding ball again through secondary separation hole 30 to realized dual centrifugal separation, make the separation effect better.
As shown in fig. 4 and 5, in order to reduce the temperature of the inner container 16, an inner container heat dissipation spiral water channel 31 is arranged between the outer cylinder 10 and the inner container 16, the upper end and the lower end of the outer cylinder 10 are respectively connected with a heat dissipation water outlet 32 and a heat dissipation water inlet 33, the heat dissipation water outlet 32 and the heat dissipation water inlet 33 are communicated with the inner container heat dissipation spiral water channel 31, the heat dissipation water outlet 32 and the heat dissipation water inlet 33 are connected with external liquid supply equipment, and cooling liquid enters the inner container heat dissipation spiral water channel 31 for cooling.
In order to perform the grinding, a slag discharge port 34 is formed at one side of the bottom cover 13 in the grinding chamber, and the residual impurities can be periodically discharged through the slag discharge port 34.
When the grinder is used, materials are fed into the outer cylinder 10 through the feed inlet 15 and positioned between the inner cylinder 16 and the rotor body 18 by the circulating material pump, the driving device drives the main shaft 1 to rotate by the driven belt pulley 5, the outer rod nails 19 and the inner rod nails 17 push grinding beads to run at high speed and are quickly ground under the action of the grinding beads, so that the collision frequency and the collision speed of the materials and the grinding beads are increased, the materials are severely extruded, rubbed and sheared, mixed, emulsified, dispersed, rubbed and rolled, the materials fall downwards due to the heavier specific gravity of the grinding beads, the materials generate up-down convection in a grinding cavity with pressure, and the crushed tiny particles enter the inner side of the rotor through the main separation holes 20 on the rotor under the pressure of the circulating material pump, are uniformly distributed on the inner wall of the rotor, the mixture of the materials is continuously ground, and the mixture of the materials is pushed upwards until the inner turbine component is discharged, and the problem of concentrated space is solved, the inner cylinder with lower centrifugal force is accelerated, and heat comparison is solved; the materials separated by the main separation hole 20 of the rotor are thoroughly separated by the secondary separation hole 30 on the side wall of the discharge inner turbine 28, then the materials enter the discharge channel 2 through the discharge hole 11, flow out from the discharge hole 3 and return to the stirring cylinder, and the materials in the cylinder return to the grinding cavity again through the circulating material pump, so that the materials are circulated until the use requirement is met.
It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.
Claims (9)
1. The sand mill with the double centrifugal separation structure comprises a main shaft and is characterized in that a discharge channel is arranged in the main shaft, the top of the main shaft is connected with a discharge port, the upper end of the main shaft is connected with a discharge upper machine seal, the middle of the main shaft is connected with a driven belt wheel, the lower end of the main shaft is rotationally connected with a bearing box, the lower end of the main shaft stretches into an outer cylinder body to be internally connected with a rotor and a discharge inner turbine component, a discharge hole is formed in the bottom of the main shaft, the discharge hole is formed in the discharge inner turbine component, a cylinder body is mounted at the top of the outer cylinder body, the bottom of the outer cylinder body is connected with a bottom cover, an inner cylinder component is mounted in the outer cylinder body, a heat dissipation inner cylinder component is arranged below the discharge inner turbine component, the top of the cylinder body is connected with a feed inlet, and the feed inlet is communicated with the inner cylinder component.
2. The sand mill with the double centrifugal separation structure of claim 1, wherein a lower machine seal is arranged between the upper flange of the cylinder body and the main shaft.
3. The sand mill with the double centrifugal separation structure of claim 1, wherein the inner container assembly comprises an inner container, the inner container is of a cylindrical structure, and inner rod nails are arranged on the inner wall of the inner container.
4. A sand mill with a double centrifugal separation structure according to claim 3, wherein the rotor comprises a rotor body, the top of the rotor body is connected with a main shaft, the side wall of the rotor body is connected with outer rod nails, the outer rod nails and the inner rod nails at the outer wall of the rotor body are staggered, the upper end of the rotor body is provided with a main separation hole, and the position of the main separation hole corresponds to the position of a discharging inner turbine assembly.
5. The sand mill with the double centrifugal separation structure according to claim 1, wherein the heat dissipation inner cylinder assembly comprises a heat dissipation inner cylinder, the bottom of the heat dissipation inner cylinder is in sealing contact with the bottom of the inner cylinder assembly, the inner side of the heat dissipation inner cylinder is connected with an inner support piece, the inner part of the inner support piece is of a hollow structure, the bottom of the inner support piece is connected with a bottom cover, the top of the inner support piece is connected with a pressing plate, the pressing plate presses the heat dissipation inner cylinder, a spiral water tank is arranged on the outer wall of the inner support piece, an inner cylinder spiral water channel is formed between the spiral water tank and the heat dissipation inner cylinder, the upper end of the inner cylinder spiral water channel is connected with a water outlet pipeline, the lower end of the inner cylinder spiral water channel is connected with a water inlet pipeline, and the lower ends of the water outlet pipeline and the water inlet pipeline penetrate out of the bottom cover.
6. The sand mill with the double centrifugal separation structure of claim 1, wherein the discharging inner turbine assembly comprises a discharging inner turbine, the bottom of the main shaft is connected with the discharging inner turbine, the top of the discharging inner turbine is connected with a gland, the gland is connected with the main shaft, the discharging hole is positioned in the discharging inner turbine, and the side wall of the discharging inner turbine is provided with a secondary separation hole.
7. The sand mill with the double centrifugal separation structure of claim 3, wherein a liner heat dissipation spiral water channel is arranged between the outer cylinder and the liner, the upper end and the lower end of the outer cylinder are respectively connected with a heat dissipation water outlet and a heat dissipation water inlet, and the heat dissipation water outlet and the heat dissipation water inlet are communicated with the liner heat dissipation spiral water channel.
8. The sand mill with the double centrifugal separation structure of claim 1, wherein the outer sides of the driven belt wheel and the bearing box are connected with a protective shell, a connecting port is formed in a position, corresponding to the driven belt wheel, of the protective shell, and the discharging upper machine seal is connected with the protective shell through a machine seal mounting disc.
9. The sand mill with the double centrifugal separation structure of claim 1, wherein one side of the bottom cover is provided with a slag discharging port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420749972.XU CN222112030U (en) | 2024-04-11 | 2024-04-11 | A double centrifugal separation structure sand mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420749972.XU CN222112030U (en) | 2024-04-11 | 2024-04-11 | A double centrifugal separation structure sand mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222112030U true CN222112030U (en) | 2024-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420749972.XU Active CN222112030U (en) | 2024-04-11 | 2024-04-11 | A double centrifugal separation structure sand mill |
Country Status (1)
| Country | Link |
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| CN (1) | CN222112030U (en) |
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2024
- 2024-04-11 CN CN202420749972.XU patent/CN222112030U/en active Active
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