CN211302960U

CN211302960U - Mixing system for fluid material and particle material

Info

Publication number: CN211302960U
Application number: CN201922106784.7U
Authority: CN
Inventors: 李云峰; 王增增; 张亮; 巴根纳
Original assignee: Inner Mongolia Yili Industrial Group Co Ltd
Current assignee: Inner Mongolia Yili Industrial Group Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-08-21
Anticipated expiration: 2029-11-29

Abstract

The utility model provides a hybrid system of mobile material and particulate material, this hybrid system includes: a mixing device; a cleaning liquid supply system for supplying a cleaning medium; a water supply system for providing process water; the mixing equipment comprises a tank body, a particle distributing cover and a contact surface; the particle distribution surface expands outwards from top to bottom, and the particle materials flow downwards along the particle distribution surface and can flow to the contact surface; the mixing system also comprises a feeding mechanism for conveying the granular materials to the granular distribution surface and a flowing material feeding pipe for conveying the flowing materials to the contact surface, the flowing material feeding pipe is connected with a feeding pump, and the cleaning liquid supply system and the water supply system are both connected with the flowing material feeding pipe. By the utility model, the technical problems that when the granular materials are added into the flowing materials in the prior art, the granular materials are easy to agglomerate and harden, and the mixing uniformity is poor are solved; moreover, the mixing system can recover the feed liquid and is convenient to clean.

Description

Mixing system for fluid material and particle material

Technical Field

The utility model relates to a food processing technology field especially relates to a hybrid system of mobile material and granular material.

Background

Granular materials such as oat, rice, walnut grains, chia seeds and the like are gradually added into products such as jam, fruit paste, yoghourt and the like, so that the taste and the quality of the products are favorably improved. In the production of such products, it is necessary to add particulate material to the flowing material. At present, the method of adding particulate materials into flowing materials is generally to feed materials in a material melting tank, and generally needs manual feeding, and the materials are uniformly mixed through stirring in the material melting tank.

During actual production, in the process of adding the granular materials into the flowing materials, due to the surface tension effect and the wetting effect, the phenomena of agglomeration and hardening are easily formed and are not easy to disperse, so that the granular materials are not uniformly dispersed to form agglomerated particles, and even block a discharge pipeline, so that production stagnation is caused, the production efficiency is reduced, and economic loss is caused. Under the working condition of lower stirring speed, the particulate materials are more difficult to disperse, and the phenomenon of cluster hardening is more serious; therefore, when the material melting tank is used for adding the granular materials into the flowing materials, the higher stirring rotating speed is generally required to be kept, and the feeding flow is strictly controlled in the feeding process, so that the energy consumption is higher on one hand; on the other hand, the phenomenon of cohesive plate is still generated occasionally, the uniformity of the mixture of the granular materials and the flowing materials is poor, the uniformity and the stability of the product are influenced, and the adverse effect is caused on the quality of the product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mixing system of flowing materials and granular materials, which alleviates the technical problems that the granular materials are easy to agglomerate and harden and the mixing uniformity is poor when the granular materials are added into the flowing materials in the prior art; moreover, the mixing system can recover the feed liquid, save the available feed liquid and is convenient to clean.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a hybrid system of mobile material and granule material, include: a mixing device; a cleaning liquid supply system for supplying a cleaning medium; a water supply system for providing process water; the mixing equipment comprises a tank body, a particle distributing cover and a contact surface extending from top to bottom, the tank body is provided with a temporary storage cavity, and flowing materials can flow downwards along the contact surface into the temporary storage cavity; the particle distribution surface expands outwards from top to bottom, and the particle materials flow downwards along the particle distribution surface and can flow to the contact surface; the mixing system also comprises a feeding mechanism used for conveying the granular materials to the granular distribution surface and a flowing material feeding pipe used for conveying the flowing materials to the contact surface, the flowing material feeding pipe is connected with a feeding pump, and the cleaning liquid supply system and the water supply system are both connected with the flowing material feeding pipe.

In a preferred embodiment, the bottom of the temporary storage cavity is connected with a discharge pipe, and the discharge pipe is connected with a mixed material storage tank and a cleaning liquid return system.

In a preferred embodiment, a static mixer is connected to the tapping pipe.

In a preferred embodiment, an anti-mixing valve is connected to the discharge pipe, which is arranged between the static mixer and the mixed material storage tank.

In a preferred embodiment, a rotor pump for conveying the mixture is connected to the discharge pipe.

In a preferred embodiment, the mixing system comprises a particulate material buffer connected to the feeding mechanism and an underpressure generator connected to the particulate material buffer, the underpressure generator driving the particulate material to move to the particulate material buffer.

In a preferred embodiment, the feeding mechanism comprises a screw conveyor.

In a preferred embodiment, the mixing device comprises a granular material adding mechanism connected with the feeding mechanism, and the feeding mechanism conveys the granular material to the granular distribution surface through the granular material adding mechanism; the particle material adding mechanism is connected with a compressed air system.

In a preferred embodiment, the contact surface and the particle distribution surface are both surfaces of revolution, and the contact surface is contracted inwards from top to bottom.

In a preferred embodiment, the mixing device comprises an outer cylinder and an inner cylinder, the inner cylinder is arranged in the outer cylinder, a flowing material feeding cavity is arranged between the inner cylinder and the outer cylinder, an annular discharging gap is arranged between the lower end of the inner cylinder and the inner cylinder, and flowing materials in the flowing material feeding cavity can flow out of the annular discharging gap to the contact surface and flow downwards along the contact surface.

When the mixing system for the flowing materials and the granular materials provided by the utility model is used for mixing production, the feeding pump drives the flowing materials to be conveyed to the contact surface through the flowing material feeding pipe, and the flowing materials flow downwards along the contact surface; the feeding mechanism conveys the granular materials to a granular cloth distributing surface, the granular materials fall along the granular cloth distributing surface in a dispersing way, fall onto a contact surface and are mixed with the flowing materials, and then the granular materials and the flowing materials fall into the temporary storage cavity along the contact surface together.

After the mixed production is completed, the water supply system conveys production water to the flowing material feeding pipe, and the production water can push the flowing materials retained in the pipeline to continue to move forwards, so that the material liquid is recovered.

After the feed liquid is recovered, the liquid supply system is cleaned, and a cleaning medium is conveyed to the flowing material feeding pipe, so that the pipeline and the contact surface can be cleaned conveniently.

The utility model discloses a characteristics and advantage are:

the method comprises the following steps that (I) in the process of flowing along a particle distribution surface which expands outwards from top to bottom, the granular materials flowing like a bundle can be gradually spread and dispersed;

secondly, the particle materials are dispersed, so that the contact area between the particle materials and the flowing materials is increased, and the particle materials and the flowing materials are uniformly mixed on the contact surface;

after the granular materials are spread and scattered, the mutual contact among the granules is reduced, and the phenomenon of cluster hardening of the granular materials when the granular materials are in contact with liquid is avoided;

the disadvantage that the mixing uniformity is easily influenced by the viscosity and the density of particles during liquid-solid mixing is reduced;

the simultaneous feeding of the flowing materials and the granular materials can be realized, and the mode of the granular materials entering the flowing materials is improved;

sixthly, the uniformity of the distribution of the particulate materials in the flowing materials is improved;

mixing can be realized under the condition of no external stirring, so that energy is saved;

(VIII) the blockage of mixing equipment and pipelines is reduced, the normal operation of production is ensured, and the continuous production is realized;

the mixing system can recycle the feed liquid, save the available feed liquid and improve the economic benefit;

(ten) the mixing system is convenient to clean.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic diagram of a mixing system of flowable material and particulate material provided by the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 1;

FIG. 5 is a schematic structural diagram of a first embodiment of a mixing apparatus in a mixing system of flowable material and particulate material according to the present invention;

FIG. 6 is a top view of the mixing apparatus shown in FIG. 5;

FIG. 7 is a front view of a flowable material delivery conduit of the mixing apparatus of FIG. 5;

FIG. 8 is a side elevation view of a flowable material delivery conduit of the mixing apparatus of FIG. 5;

fig. 9 is a schematic structural diagram of a second embodiment of a mixing device in a mixing system of flowable material and particulate material according to the present invention;

FIG. 10 is an enlarged partial view of the mixing apparatus shown in FIG. 9;

FIG. 11 is a top view of the mixing apparatus shown in FIG. 9;

fig. 12 is a schematic view showing the structure of a fluidized material feeding tube in the mixing apparatus shown in fig. 9.

The reference numbers illustrate:

100. a contact surface;

200. distributing the particles on the cloth surface; 21. a conical distribution disk; 22. a support frame;

300. a flowable material addition mechanism;

31. a fluid material delivery conduit; 311. a distribution pipe; 312. a discharge distribution port; 313. a top wall; 314. an inner sidewall; 315. an outer sidewall; 316. an inclined guide surface; 317. a vertical circular tube;

32. a fluid material feed tube; 321. a lower discharge hole; 322. a vertical pipe section; 323. an arc-shaped bent pipe section;

33. an outer cylinder; 34. an inner cylinder; 35. a flowable material charging chamber; 351. an annular discharge gap;

400. a particulate material adding mechanism; 41. a vertical feed tube; 42. a vertical feeding sleeve; 431. a first collar; 432. a second collar; 433. a third collar;

500. a tank body; 501. temporarily storing the cavity; 51. a support leg; 61. a tank body flange; 62. an upper flange; 63. a lower flange; 64. a bolt; 65. pulling the lug;

1. a mixing device;

2. cleaning the liquid supply system; 2a, cleaning a liquid return system;

3. a water supply system;

4. a feeding mechanism; 4a, a negative pressure generator; 4b, temporarily storing the granular materials; 4c, a particle material temporary storage box; 4d, feeding the granular materials to a hopper;

5. a flowable material feed tube; 5a, a hose; 5b, a mobile material temporary storage box; 5c, cleaning a tank body by using a cleaning pipe;

6. a discharge pipe; 6a, a static mixer;

7. a compressed air system; 8. mixed material storage jar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a hybrid system of mobile material and particulate material, as shown in fig. 1-4, this hybrid system includes: the device comprises a mixing device 1, a cleaning liquid supply system 2, a water supply system 3, a feeding mechanism 4 and a flowing material feeding pipe 5, wherein the cleaning liquid supply system 2 is used for providing a cleaning medium, and the water supply system 3 is used for providing production water; the mixing device 1 comprises a tank 500, a particle distribution cover 200 and a contact surface 100 extending from top to bottom, wherein the tank 500 is provided with a temporary storage cavity 501, and flowing materials can flow downwards to the temporary storage cavity 501 along the contact surface 100; the particle distributing surface 200 expands outwards from top to bottom, and the particle materials flow downwards along the particle distributing surface 200 and can flow to the contact surface 100; the feeding mechanism 4 is used for conveying the granular materials to the granular distribution surface 200, the flowing material feeding pipe 5 is used for conveying the flowing materials to the contact surface 100, and the flowing material feeding pipe 5 is connected with a feeding pump M1; the cleaning liquid supply system 2 and the water supply system 3 are both connected with a flowing material feeding pipe 5.

When the mixing system is used for mixing production, the feed pump M1 drives the flowing material to be conveyed to the contact surface 100 through the flowing material feed pipe 5, and the flowing material flows downwards along the contact surface 100; the feeding mechanism 4 conveys the granular materials to the granular cloth distributing surface 200, the granular materials fall along the granular cloth distributing surface 200 in a dispersing manner, fall onto the contact surface 100, are mixed with the flowing materials, and then fall into the temporary storage cavity 501 along the contact surface 100 together with the flowing materials.

After the mixed production is finished, the water supply system 3 conveys the production water to the flowing material feeding pipe 5, and the production water can push the flowing material remained in the pipeline to continue to move forwards to recover the material liquid.

After the feed liquid is recovered, the cleaning liquid supply system 2 conveys a cleaning medium to the flowing material feeding pipe 5, so that the pipeline and the contact surface 100 can be cleaned conveniently.

The utility model discloses a characteristics and advantage are:

firstly, in the process of flowing along the particle distribution cover 200 which expands outwards from top to bottom, the granular materials flowing like a bundle can be gradually spread and dispersed;

secondly, the particle materials are dispersed, so that the contact area between the particle materials and the flowing materials is increased, and the particle materials and the flowing materials are uniformly mixed on the contact surface 100;

(VIII) the blockage of the mixing equipment 1 and a pipeline is reduced, the normal operation of production is ensured, and the continuous production is realized;

(ten) the mixing system is convenient to clean.

As shown in fig. 1 and 4, the fluidized material feed pipe 5 is connected to the fluidized material holding tank 5b, and the feed pump M1 is connected between the fluidized material holding tank 5b and the mixing apparatus 1. When the flowing material is low-viscosity material, the feed pump M1 adopts a centrifugal pump. When the flowing material is high-viscosity material, the feeding pump M1 adopts a screw pump with self-suction capability, and as shown in fig. 4, the flowing material feeding pipe 5 is connected with a bypass valve V01, and a mass flow meter FT01 is installed on a vertical pipeline at the outlet of the feeding pump M1 to realize PID (proportional-integral-derivative control) high-precision closed-loop control, so as to achieve high-precision and stable-flow supply and delivery of the high-viscosity material.

The flowable material feed pipe between the feed pump M1 and the flowable material temporary storage tank 5b is a flexible pipe 5a, and the flexible pipe 5a is a food grade flexible pipe. The cleaning liquid supply system 2 is connected with the hose 5a through a valve V15, and the water supply system 3 is connected with the hose 5a through a valve V16. Preferably, as shown in fig. 1 and 2, a tank cleaning pipe 5c and a valve V03 are connected to the flowing material feeding pipe 5 from the feeding pump M1 to the mixing device 1 in sequence, the tank cleaning pipe 5c is connected with the tank 500, a valve V02 is arranged on the tank cleaning pipe 5c, and cleaning media can enter the tank 500 through the valve V02 and the tank cleaning pipe 5c to clean the tank 500 and the temporary storage cavity 501.

Further, the bottom of the temporary storage cavity 501 is connected with a discharge pipe 6 through a valve V07, and the discharge pipe 6 is connected with a mixed material storage tank 8 and a cleaning liquid return system 2 a. As shown in fig. 1 and 3, the discharge pipe 6 extends from the temporary storage cavity 501, and is provided with a valve V11, a valve V12, a valve V13 and a valve V14 in sequence, the discharge pipe 6 is connected with the cleaning liquid return system 2a through a valve V14, the discharge pipe 6 is connected with the mixed material storage tank 8 through a valve V11, and the mixed material can be discharged through a valve V13 for disposal. Preferably, valve V11 is an anti-mix valve. The mixing system adopts a CIP cleaning system (clean in place), and the cleaning liquid supply system 2 and the cleaning liquid return system 2a are both arranged in the CIP cleaning system.

Adding particulate material to the flowing material at the interface 100; the particulate material and the flowable material fall together into the temporary storage cavity 501 of the tank 500 to form a mixed material. In order to facilitate conveying the mixed materials to the next production procedure, the discharge pipe 6 is connected with a rotor pump M3, and the rotor pump M3 has high-viscosity product conveying capacity and is used for providing power to convey the mixed materials in the temporary storage cavity 501 to the mixed material storage tank 8. As shown in fig. 3, a valve V08 and a valve V09 are sequentially arranged on the discharge pipe 6 along the direction from the temporary storage cavity to the rotor pump M3; the outlet end of the rotodynamic pump M3 is also connected to a valve V09 to facilitate the self-circulation of the rotodynamic pump M3. The inlet end of the cleaning booster pump M2 is connected with a valve V08, the outlet end of the cleaning booster pump M2 is connected with the discharge pipe 6 through a valve V10, and the connection position is located between a valve V08 and a valve V09. The liquid level of the temporary storage cavity 501 is controlled to a target liquid level, and meanwhile, when the liquid level reaches a high liquid level LH in the process, the feeding mechanism 4 and the rotor pump M in the front are immediately suspended until the liquid level of the temporary storage cavity 501 reaches the target liquid level, so that the continuous and smooth blanking of the mixing device 1 is protected.

As shown in FIG. 1, a static mixer is connected to the discharge pipe 6, and a static mixer 6a is provided between the rotary pump M3 and the valve V11. The mixed material accomplishes preliminary mixing in mixing apparatus 1, further mixes when flowing through static mixer 6a, is favorable to guaranteeing the homogeneity that granule material and mobile material mix.

The utility model discloses an in one embodiment, the hybrid system includes the granule material temporary storage fill 4b be connected with feed mechanism 4 and the negative pressure generator 4a of being connected with granule material temporary storage fill 4b, and the granule material in negative pressure generator 4a drive granule material temporary storage case 4c moves to granule material temporary storage fill 4b in, and feed mechanism 4 keeps in the granule material of fighting 4b with granule material and carries to mixing apparatus 1 in. Preferably, the top of the particle material temporary storage hopper 4b is provided with a bin stirring M5, the bottom is provided with a stirring mechanism M4, the bin stirring M5 is opened during the blanking process, and a coaxial rotary valve of the stirring mechanism M4 is also rotated, so as to prevent the blanking precision of the feeding mechanism 4 from being reduced due to the bridging phenomenon of dry materials.

Further, the feeding mechanism 4 includes a screw conveyor to realize accurate feeding and blanking. As shown in fig. 1 and 2, a particle material discharging hopper 4d for feeding particle materials is arranged on the mixing device, the screw conveyor quantitatively conveys the particle materials to the particle material discharging hopper 4d, and a valve V04 is arranged at the bottom of the particle material discharging hopper 4 d. Preferably, the feeding mechanism 4 can weigh the material on line for weightlessness control; the screw conveyor may be single screw fed or twin screw fed.

The mixing device 1 comprises a granular material adding mechanism 400, and the feeding mechanism 4 conveys granular materials to the granular cloth distribution surface 200 through the granular material adding mechanism 400; granule material adds mechanism 400 and is connected with compressed air system 7, and compressed air system 7 provides compressed air, and compressed air adds mechanism 400 along granule material and flows, weathers granule cloth cover 200 to prevent that granule material wall built-up, unable unloading from appearing in process of production. Preferably, a pressure reducing valve V06 and a valve V05 are connected between the compressed air system 7 and the granular material adding mechanism 400; in the blow-drying, the compressed air is depressurized through the pressure-reducing valve V06, and then V05 is opened to purge the mixing apparatus 1.

The duty cycle of the hybrid system includes: blow-drying → pushing the material to the drainage ground → mixing production → recycling of the material liquid → washing.

Drying: the feeding pipeline and the particle distributing cover 200 of the particle materials are dried through the compressed air system, and smooth blanking of the particle materials is guaranteed.

Pushing water to drain the materials: because water exists in the pipeline, after the feeding is started, the valve V11 needs to be opened in a delayed way, and the residual water after cleaning is drained from the valve V13.

Mixing production: the flowable material and the particulate material are fed and the mixed material passes through the impeller pump M3 and the static mixer 6a and enters the mixed material storage tank 8 through valve V11.

Recovering feed liquid: after production is complete, valve V16 is opened and the water supply 3 provides process water which enters the blending system from valve V16 and the available material in the blending system is recycled to the blended material storage tank 8 while the water mixture is being disposed of through valve V13. Since the subsequent material-water mixture is discharged, in order to reduce the waste of the granular materials, during the material liquid recovery, the feeding of the granular materials is stopped after the set time is delayed, the valve V11 is closed after the set time and does not enter the mixed material storage tank 8, the valve V12 is opened, and the material-water mixture is discharged from the valve V13. The process water is pure water.

Cleaning: cleaning medium enters from valve V15, passes through the hose, enters the inlet of screw pump M1, and bypass valve V01 of the screw pump is opened, then cleaning of mixing apparatus 1 and temporary storage chamber 501 is achieved by alternately and intermittently opening valve V02 and valve V03, then cleaning medium passes through rotor pump M3, at which time valve V09 is opened, valve V10 is opened, valve V08 is intermittently opened, cleaning increasing pump M2 is opened, and then cleaning medium returns to cleaning return system 2a through valve V11, valve V12, valve V13, valve V14, achieving independent cleaning of the mixing system. The mixing system adopts a CIP cleaning system to clean, the design of cleaning flow is calculated according to the pipe diameter of a pipeline, the cleaning flow rate of the pipeline is more than or equal to 1.5m/s, and the cleaning pressure of the tank body reaches the required pressure of a spray ball.

The mixing system can realize the addition of particle materials into the 200CP-50000CP flowing materials with higher viscosity, and the online addition and mixing are carried out, thereby realizing the industrialized continuous production; the method is also suitable for low-viscosity flowing materials, can be used for online uniform mixing and dispersion, can prevent the occurrence of agglomeration of dry materials, and achieves the effects of industrialization, continuity, uniform mixing and agglomeration prevention. The mixing system adopts the PLC to carry out full-automatic control, and improves the automation, stability and reliability of the system.

In order to further improve the homogeneity of the mixing of the particulate material and the flowable material, the inventors have made further improvements to the mixing apparatus 1.

As shown in fig. 5 and 9, the contact surface 100 and the particle distributing surface 200 are both revolution surfaces, and the particle distributing surface 200 is arranged in the contact surface 100 and surrounded by the contact surface 100, so as to ensure that the particle materials are guided by the particle distributing surface 200 and fall to the contact surface 100; the flowing material spreads into a thin layer and flows along the contact surface 100, thereby enlarging the contact area between the solid material and the flowing material and uniformly mixing the granular material and the flowing material.

Further, the contact surface 100 is contracted from top to bottom inwards, so that when flowing materials flow downwards, overlapping is formed, and the contact surface 100 is fully covered.

The shapes of the contact surface 100 and the particle distribution surface 200 are not limited to one, for example: can be in a smooth curved surface shape or a spherical surface shape. Preferably, the contact surface 100 and the particle distribution surface 200 are conical surfaces to facilitate uniform distribution of the fluid material and the particulate material along the contact surface 100. Specifically, as shown in fig. 5, the mixing device 1 includes a conical distribution plate 21, and the particle distribution cover 200 is provided on the conical distribution plate 21. The axis of the particle distributing cover 200 coincides with the axis of the contact surface 100 and is arranged parallel to the vertical direction.

Mechanism for adding flowing material

As shown in fig. 2, 5 and 9, in order to make the flowing material flow uniformly on the contact surface 100, the mixing device 1 includes a flowing material adding mechanism 300, the flowing material feeding pipe 5 is connected with the flowing material adding mechanism 300, and the flowing material is made to flow along the contact surface 100 by the flowing material adding mechanism 300 and is caused to spread out circumferentially.

Example one

As shown in fig. 5, the flowing material adding mechanism 300 includes a plurality of flowing material conveying pipelines 31 distributed circumferentially around the axis of the contact surface 100, the flowing material conveying pipelines 31 include distribution pipes 311 extending along the contact surface, the bottom of the distribution pipes 311 is provided with discharging distribution openings 312 extending along the contact surface 100, the flowing material in the distribution pipes 311 can flow to the contact surface 100 through the discharging distribution openings 312, so that the flowing material spreads circumferentially of the contact surface 100.

Further, the distribution pipe 311 extends along the circumferential direction around the axis of the contact surface 100 and is arranged along the horizontal direction, and the discharge distribution ports 312 are fan-shaped, so that the flowing material is uniformly spread into a thin layer; referring to fig. 6, the distribution pipes 311 are distributed around the circumference of the contact surface 100, and since the contact surface 100 is contracted from top to bottom, the flowing material flowing out from each discharge distribution port 312 will gradually converge when flowing downward, ensuring that the flowing material is fully distributed on the contact surface 100, and the granular material is in contact with the flowing material when falling to the contact surface 100.

The cross-sectional shape of the distribution pipe 311 may be formed of various shapes, for example: and may be rectangular or circular. Preferably, the distribution pipe 311 is provided within the contact surface 100; the distribution pipe 311 has a top wall 313, an inner side wall 314 and an outer side wall 315 close to the contact surface 100, the top wall 313 is planar, and the inner side wall 314 and the outer side wall 315 are both cylindrical; the discharging distribution openings 312 are formed on the bottom surface of the distribution pipe 311. More preferably, the distribution pipe 311 has a generally square cross-section, with an outer side wall 315 and an inner side wall 314 both coaxial with the contact surface 100, and a top wall 313 perpendicular to the axis of the contact surface 100.

As shown in fig. 5 and 6, an inclined guide surface 316 is connected to a lower end of the inner side wall 314, the inclined guide surface 316 is inclined from an upper end to a lower end toward the outer side wall 315, and the inclined guide surface 316 can guide the flowing material to flow toward the contact surface 100.

As shown in fig. 7 and 8, the flowing material transporting pipe 31 includes a vertical pipe 317 communicating with the top of the distribution pipe 311, and the flowing material is introduced into the distribution pipe 311 through the vertical pipe 317.

In an embodiment of the present invention, the flowing material adding mechanism 300 includes an outer cylinder 33 connected to the upper end of the contact surface 100, as shown in fig. 5, the outer cylinder 33 is a cylindrical cylinder, the distribution pipe 311 is disposed on the inner wall of the outer cylinder 33, preferably, the outer wall 315 of the distribution pipe 311 and the inner wall of the outer cylinder 33 are located on the same cylindrical surface, the flowing material flowing out from the distribution pipe 311 flows downwards along the inner wall of the outer cylinder 33, and then flows to the contact surface 100.

Example two

As shown in fig. 9 and 10, the flowing material adding mechanism 300 includes an outer cylinder 33 and an inner cylinder 34 disposed in the outer cylinder 33, a flowing material adding chamber 35 is disposed between the inner cylinder 34 and the outer cylinder 33, and an annular discharging gap 351 is disposed between the lower end of the inner cylinder 34 and the outer cylinder 33. The axis of the contact surface 100 in the shape of a revolution surface is arranged along the vertical direction, and the flowing material in the flowing material feeding cavity 35 can flow out to the contact surface 100 from the annular discharging gap 351 and flow downwards along the contact surface 100; the particle distributing surface 200 in the shape of a revolution surface expands outwards from top to bottom, and the particle materials flow downwards along the particle distributing surface 200 and can flow to the contact surface 100. Add the material that flows into flowing material and add material chamber 35 in, then the material that flows under self action of gravity, through annular ejection of compact clearance 351 downward flow, can guarantee on the one hand that the material that flows is covered with contact surface 100, on the other hand makes the material that flows distribute more evenly on contact surface 100.

The shape of the outer cylinder 33 is not limited to one, for example: the outer cylinder 33 may have a cylindrical shape, a conical shape, or a spherical crown shape. Preferably, the outer cylinder 33 is in a cone shape and is contracted inward from top to bottom; the inner cylinder 34 is a cylindrical cylinder. The outer cylinder body 33 and the inner cylinder body 34 are coaxial with the contact surface 100, the cross section of the flowing material feeding cavity 35 is gradually reduced from top to bottom, and the flowing material can be guided. By adjusting the up and down position of the inner cylinder 34, the size of the annular discharge gap 351 can be adjusted to adjust the thickness of the thin layer of flowing material flowing down the contact surface 100.

Further, as shown in fig. 10 to 12, the flowing material adding mechanism 300 includes a plurality of flowing material feeding pipes 32 circumferentially distributed around the axis of the contact surface 100, a lower discharge port 321 of the flowing material feeding pipe 32 is provided at an upper portion of the flowing material feeding chamber 35, the flowing material flowing out from the lower discharge port 321 can flow along the inner wall of the outer cylinder 33, and has a tangential velocity around the axis of the contact surface 100 to form a rotational flow in the flowing material feeding chamber 35, so as to ensure that the flowing material is distributed over the contact surface 100.

The flow material feed tube 32 may also serve as a purge line. When the washing, the washing liquid gets into mobile material feeding chamber 35 through mobile material filling tube 32, because mobile material filling tube 32 makes the washing liquid have tangential velocity, is favorable to increasing the torrent, improves the cleaning performance of interior barrel 34 and outer barrel 33, guarantees that the washing of mobile material feeding chamber 35 inside does not have the dead angle.

As shown in fig. 12, the flowing material feeding tube 32 includes a vertical tube section 322 and an arc-shaped bent tube section 323 connected to a lower end of the vertical tube section 322, and the flowing material is guided to turn to have a tangential velocity by the arc-shaped bent tube section 323. The opening of the end of the arc-shaped bent pipe section 323 away from the vertical pipe section 322 is the lower discharge port 321 of the flowing material feeding pipe 32, and the speed direction of the flowing material entering the flowing material feeding cavity 35 can be set by setting the orientation of the lower discharge port 321. Further, the lower discharge port 321 opens perpendicular to the axis of the contact surface 100, allowing the flowing material to flow into the flowing material charging chamber 35 in a tangential direction about the axis of the contact surface 100. Preferably, the opening of the end of the curved pipe section 323 remote from the upright pipe section 322 is circular in shape, with the plane of the end surface passing through the axis of the contact surface 100.

In one embodiment, the flowable material feed tube 32 is fabricated using a 90 degree standard elbow, with the excess portion of the elbow cut so that the upper inlet enters vertically and the lower outlet exits horizontally.

As shown in fig. 10, the contact surface 100 and the outer cylinder 33 both contract inward from top to bottom, the taper of the contact surface 100 is greater than that of the outer cylinder 33, and the contact surface 100 is more gradual, so that the flowing material flows more smoothly on the contact surface 100. Preferably, the contact surface 100 is connected to the inner wall of the outer cylinder 33 by a cylindrical surface.

Granular material adding mechanism

In order to make the particulate material flow uniformly downward along the particulate distribution surface 200, the mixing apparatus 1 includes a particulate material adding mechanism 400, and the particulate material adding mechanism 400 conveys the particulate material to the top of the particulate distribution surface 200.

EXAMPLE III

As shown in fig. 5, the particulate material adding mechanism 400 includes a vertical feeding pipe 41 disposed above the particulate cloth distributing surface 200, the vertical feeding pipe 41 is in a circular pipe shape, the particulate material is added from the top opening of the vertical feeding pipe 41, and the particulate material can fall to the top of the particulate cloth distributing surface 200 under the action of its own gravity. A particulate material discharge hopper 4d is attached to the top of the vertical feed tube 41.

Preferably, the axis of the vertical feeding tube 41 is collinear with the axis of the particle distribution surface 200, so that the particle material flowing out from the lower opening of the vertical feeding tube 41 flows uniformly along the particle distribution surface 200.

Example four

As shown in fig. 9 and 10, the granular material adding mechanism 400 includes a vertical feeding pipe 41 disposed above the granular material distribution surface 200, the vertical feeding pipe 41 is in a circular pipe shape, the granular material is added from the top opening of the vertical feeding pipe 41, and the granular material can fall to the top of the granular material distribution surface 200 under the action of its own gravity. Preferably, the axis of the vertical feeding tube 41 is collinear with the axis of the particle distribution surface 200, so that the particle material flowing out from the lower opening of the vertical feeding tube 41 flows uniformly along the particle distribution surface 200.

The particulate material adding mechanism 400 further comprises a vertical feeding sleeve 42, the vertical feeding sleeve 42 is arranged in the vertical feeding pipe 41, and the vertical feeding sleeve 42 is detachably connected with the vertical feeding pipe 41. The inner diameter of the vertical feeding sleeve 42 is smaller than that of the vertical feeding pipe 41, and when the particle material needs a smaller feeding speed, the particle material can be fed through the vertical feeding sleeve 42; when the granule material needs great input speed, can dismantle vertical charging sleeve 42, carry out the feeding through vertical filling tube 41 to satisfy different granule material feeding volume demands, satisfy the flexible production requirement.

Further, a first clamp sleeve 431 is welded to the top of the vertical feeding pipe 41, a second clamp sleeve 432 matched with the first clamp sleeve 431 is welded to the pipe wall of the vertical feeding sleeve 42, and the first clamp sleeve 431 and the second clamp sleeve 432 can be locked together through a clamp so as to realize the detachable connection of the vertical feeding sleeve 42 and the vertical feeding pipe 41.

Further, a third clamping sleeve 433 is welded to the top of the vertical charging sleeve 42, and a charging sleeve with a smaller inner diameter can be installed in the vertical charging sleeve 42 through the third clamping sleeve 433.

As shown in fig. 5 and 9, the mixing apparatus includes a tank 500, and the outer cylinder 33 is fixedly disposed in the tank 500. After the granular material and the flowing material are mixed at the contact surface 100, the granular material and the flowing material flow into the temporary storage cavity 501 of the tank body 500 along the contact surface 100 under the action of gravity, and the uniform mixing process with fixed ratio is completed. Preferably, the bottom of the can 500 is provided with legs 51. As shown in FIG. 5, the conical distribution plate 21 is fixed in the tank 500 by the support frame 22

Specifically, a tank flange 61 is welded at the top of the tank 500, the top of the outer cylinder 33 is welded to a lower flange 63, and the vertical feeding pipe 41 is welded to an upper flange 62; the lower flange 63 is fastened to the tank flange 61 by bolts 64, and the upper flange 62 is fastened to the lower flange 63 by bolts 64.

In an embodiment of the present invention, as shown in fig. 9, the upper flange 62 is connected with a pull tab 65 by welding, and the installation of the mixing device 1 is lifted and adjusted by the pull tab 65.

The above description is only for the embodiments of the present invention, and those skilled in the art can make various changes or modifications to the embodiments of the present invention according to the disclosure of the application document without departing from the spirit and scope of the present invention.

Claims

1. A mixing system of flowable material and particulate material, comprising:

a mixing device;

a cleaning liquid supply system for supplying a cleaning medium;

a water supply system for providing process water;

the mixing equipment comprises a tank body, a particle distributing cover and a contact surface extending from top to bottom, the tank body is provided with a temporary storage cavity, and flowing materials can flow downwards along the contact surface into the temporary storage cavity; the particle distribution surface expands outwards from top to bottom, and the particle materials flow downwards along the particle distribution surface and can flow to the contact surface;

the mixing system also comprises a feeding mechanism used for conveying the granular materials to the granular distribution surface and a flowing material feeding pipe used for conveying the flowing materials to the contact surface, the flowing material feeding pipe is connected with a feeding pump, and the cleaning liquid supply system and the water supply system are both connected with the flowing material feeding pipe.

2. The mixing system of flowing material and particulate material of claim 1, wherein a discharge pipe is connected to the bottom of the temporary storage cavity, and the discharge pipe is connected with a mixed material storage tank and a cleaning liquid return system.

3. The mixing system of flowing material and particulate material of claim 2, wherein a static mixer is connected to the discharge pipe.

4. The mixing system of claim 3, wherein an anti-mixing valve is connected to the discharge pipe, the anti-mixing valve being disposed between the static mixer and the mixed material storage tank.

5. The mixing system of flowing material and particulate material of claim 2, wherein a rotor pump for transporting the mixed material is connected to the discharge pipe.

6. The mixing system of claim 1, comprising a particulate material buffer connected to the feed mechanism and a negative pressure generator connected to the particulate material buffer, the negative pressure generator driving the particulate material to move to the particulate material buffer.

7. The mixing system of flowable and particulate material of claim 6 wherein the feed mechanism comprises a screw conveyor.

8. The mixing system of claim 1, wherein the mixing device comprises a particulate material adding mechanism connected to the feeding mechanism, and the feeding mechanism conveys the particulate material to the particulate distribution surface through the particulate material adding mechanism;

the particle material adding mechanism is connected with a compressed air system.

9. The mixing system of flowable and particulate material of claim 1 wherein the contact surface and the particulate distribution surface are both surfaces of revolution, the contact surface converging from top to bottom.

10. The mixing system of claim 9, wherein the mixing device comprises an outer cylinder and an inner cylinder, the inner cylinder is disposed in the outer cylinder, a flowing material feeding cavity is disposed between the inner cylinder and the outer cylinder, an annular discharging gap is disposed between a lower end of the inner cylinder and the outer cylinder, and the flowing material in the flowing material feeding cavity can flow out of the annular discharging gap to the contact surface and flow downward along the contact surface.