Rapid decolorizing system for beef tallow

Abstract

A beef tallow rapid decolorizing system comprises a premixing tank, a vacuum decolorizing tower and a blade type filter, the vacuum decolorizing tower is further connected with a steam boiler through a pipeline, the vacuum decolorizing tower comprises a tower body and a stirring and shunting module, and the stirring and shunting module comprises a main pipe and a plurality of groups of shunting units. The main pipe is vertically and fixedly connected to the bottom end of the interior of the tower body, the lower end of the main pipe is connected with the steam boiler through a pipeline, the multiple groups of flow dividing units are vertically arranged along the main pipe, each flow dividing unit comprises a flow dividing pipe and turbulent flow blades, and the flow dividing pipes are arranged around the main pipe with the main pipe as the circle center; a plurality of air outlet holes are formed in the upper side of the pipe wall of each flow dividing pipe, the turbulent flow blades are arranged above the corresponding flow dividing pipes and are also arranged around the main pipe with the main pipe as the circle center, and the flow dividing units can improve the speed of superheated steam, cut overlarge superheated steam bubbles and improve the stirring efficiency of the superheated steam on beef tallow.

Description

TECHNICAL FIELD

[0001] The utility model relates to animal oil processing technical field, concretely relates to a beef tallow rapid decolorization system. BACKGROUND

[0002] The main purpose of beef tallow decolorization is to improve oil color, remove harmful substances and improve oil stability. Through decolorization treatment, the color of beef tallow can become lighter, meeting the consumer's preference for light-colored oil products. In addition, the decolorization process can also remove pigments, odor substances, oxidation products, trace metals, polycyclic aromatic hydrocarbons, toxic substances and residual pesticides and other impurities that are not conducive to food safety, thereby improving the food safety of oil. By removing these impurities, the oxidation stability of beef tallow will also be improved, prolonging its storage time.

[0003] The method of beef tallow decolorization is usually to pump the vacuum-dried beef tallow into a premix tank, pump in the activated bleaching clay under negative pressure, stir uniformly, then pump into the vacuum decolorization tower, use superheated steam for stirring, use the surface energy of bleaching clay to physically adsorb carotene, chlorophyll and other pigments to achieve the purpose of decolorization, then use a leaf filter to filter, thereby obtaining decolorized beef tallow. The vacuum decolorization tower on the market currently uses a non-powered stirring mechanism, uses superheated steam or the flow of beef tallow itself to effectively reduce energy consumption, but the vacuum decolorization tower with non-powered stirring mechanism lacks a flow guide structure for superheated steam, the superheated steam is usually pumped directly into the vacuum decolorization tower to stir the beef tallow, the beef tallow has high viscosity, the superheated steam directly introduced into the beef tallow usually forms air bubbles with a diameter greater than 10mm, which reduces the stirring efficiency of beef tallow, reduces the utilization rate of superheated steam, prolongs the time spent for beef tallow decolorization, seriously affects the work efficiency of beef tallow production, and also increases the production energy consumption. SUMMARY

[0004] To solve the above problems, the utility model provides a beef tallow rapid decolorization system.

[0005] The technical scheme of the utility model is as follows:

[0006] The application discloses a fast butter decoloring system which comprises a premixing tank, a vacuum decoloring tower and a blade filter, pipelines are sequentially arranged between the premixing tank, the vacuum decoloring tower and the blade filter and are connected, the vacuum decoloring tower is further connected with a steam boiler through a pipeline, the vacuum decoloring tower comprises a tower body and a stirring and shunting module, the stirring and shunting module comprises a main pipe and a plurality of shunting units, the main pipe is vertically and fixedly connected to the inner bottom end of the tower body, the lower end of the main pipe is connected with the steam boiler through a pipeline, the plurality of shunting units are arranged above and below the main pipe, the shunting unit comprises a shunting pipe and a turbulence blade, the shunting pipe is arranged around the main pipe with the main pipe as the center, one end of the shunting pipe is connected with the main pipe, and the other end of the shunting pipe is away from the main pipe, a plurality of air outlets are arranged on the wall of the shunting pipe, after superheated steam generated by the steam boiler is pumped into the tower body, the superheated steam can enter the shunting pipe through the main pipe and enter the butter through the air outlets, so that the butter is heated and stirred, the turbulence blade is arranged above the corresponding shunting pipe, and the turbulence blade is arranged around the main pipe with the main pipe as the center, one end of the turbulence blade is connected with the main pipe, and the other end of the turbulence blade is away from the main pipe, the arrangement of the turbulence blade can interfere with the flow direction of the superheated steam in the butter and further scatter the bubbles of the superheated steam in the butter, so that the stirring efficiency of the superheated steam on the butter is further improved, the working efficiency of butter production is improved, and the use of the superheated steam is reduced.

[0007] In order to guide the superheated steam sprayed from the air outlets, the shunting pipe is provided with a guide nozzle at the position of the air outlet, the shape of the guide nozzle comprises a conical shape, and the shape design can further improve the speed of the superheated steam sprayed from the air outlet.

[0008] In order to ensure the guiding effect of the turbulence blade on the superheated steam, the number of the shunting pipes and the turbulence blades of the same group of shunting units is the same, the end of the guide nozzle away from the shunting pipe is directed to the bottom of the corresponding turbulence blade, and it is ensured that the superheated steam sprayed from the guide nozzle can be sprayed on the turbulence blade.

[0009] In order to ensure that the bubbles of the superheated steam sprayed in the shunting pipe can be uniformly and sufficiently scattered in the butter, the interval angle between adjacent shunting pipes is 20-40 degrees.

[0010] As preferred, in order to prevent the superheated steam sprayed from adjacent guide nozzles on the same shunting pipe from interfering with each other, the distance between the adjacent guide nozzles on the same shunting pipe is greater than or equal to 10 cm.

[0011] In order to make the turbulence blade cut the bubbles of the superheated steam and guide the bubbles, the shape of the turbulence blade comprises a letter V type, and the bubbles sprayed from the guide nozzle can be cut and guided by the bottom of the V-shaped turbulence blade when the bubbles contact the bottom of the turbulence blade.

[0012] In order to ensure the cutting and guiding effect of the steam bubbles, the inner opening angle of the spoiler blade is angle a, and the angle a is 30-90 degrees.

[0013] Preferably, in order to ensure the structural strength of the guiding nozzle and the spoiler blade, the guiding nozzle and the spoiler blade are made of stainless steel.

[0014] In order to guide the steam bubbles sprayed from the gas outlet of the shunt pipe, the distance between the spoiler blade and the corresponding shunt pipe is ≤20cm, so that the steam bubbles sprayed from the gas outlet of the shunt pipe can contact the corresponding spoiler blade.

[0015] In order to ensure the stable operation of the tower body in a high temperature and vacuum environment, preferably, the tower body is made of stainless steel.

[0016] The beneficial effects of the utility model lie in:

[0017] The utility model discloses a beef tallow rapid decoloring system, a plurality of shunt units are arranged in the vacuum decoloring tower of the beef tallow rapid decoloring system, the shunt unit is connected with the steam boiler outside the vacuum decoloring tower through the main pipe, the superheated steam generated by the steam boiler can be sprayed from the plurality of guiding nozzles of the shunt unit, the uniformity of the superheated steam in the vacuum decoloring tower is improved, and the spoiler blade of the shunt unit can cut the steam bubbles of the guiding superheated steam, the volume of the steam bubbles of the superheated steam is reduced, the superheated steam can be more fully stirred with beef tallow, the utilization efficiency of the superheated steam is improved, the time required for stirring beef tallow is shortened, the production cycle is shortened, the use of the superheated steam is reduced, and the production energy consumption is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] The scheme and advantages of the present application will become clear to those skilled in the art from the following detailed description of the preferred embodiments. The accompanying drawings are only for the purpose of illustrating the preferred embodiments and are not considered to be limiting to the utility model.

[0019] In the drawings:

[0020] Figure 1 It is a structural schematic view of the beef tallow rapid decoloring system.

[0021] Figure 2 It is an internal structure schematic view of the vacuum decoloring tower.

[0022] Figure 3 It is a top view structural schematic view of the shunt pipe.

[0023] Figure 4 It is a top view structural schematic view of the spoiler blade.

[0024] Figure 5 A schematic view of the cross-sectional structure of the spoiler blade;

[0025] 1, premixing tank; 2, vacuum bleaching tower; 21, tower body; 22, stirring and splitting module; 23, main pipe; 24, splitting unit; 25, splitting pipe; 26, spoiler blade; 27, air outlet hole; 28, guide nozzle; 3, blade filter; 4, steam boiler. DETAILED DESCRIPTION

[0026] Referring to Figures 1-5 A beef tallow rapid bleaching system, comprising a premixing tank 1, a vacuum bleaching tower 2 and a blade filter 3, pipes are sequentially arranged between the premixing tank 1, the vacuum bleaching tower 2 and the blade filter 3 for connection, the vacuum bleaching tower 2 is further connected with a steam boiler 4 through a pipe, during beef tallow bleaching treatment, the beef tallow after deacidification is first pumped into the premixing tank 1, active clay is quantitatively added and mixed, and then transferred into the vacuum bleaching tower 2 through a pipe, the steam boiler 4 can pump superheated steam into the vacuum bleaching tower 2 through a pipe and heat the beef tallow to 95-110℃, and the stirring reaction is continuously carried out, the vacuum bleaching tower 2 comprises a tower body 21 and a stirring and splitting module 22, the stirring and splitting module 22 comprises a main pipe 23 and a plurality of splitting units 24, the main pipe 23 is vertically and fixedly connected to the inner bottom end of the tower body 21, the lower end of the main pipe 23 is connected with the steam boiler 4 through a pipe, the plurality of splitting units 24 are arranged up and down along the main pipe 23, the splitting unit 24 comprises a splitting pipe 25 and a spoiler blade 26, the splitting pipe 25 is arranged around the main pipe 23 with the main pipe 23 as the center, one end of the splitting pipe 25 is connected with the main pipe 23, and the other end is away from the main pipe 23, a plurality of air outlet holes 27 are arranged on the pipe wall of the splitting pipe 25, after the superheated steam generated by the steam boiler 4 is pumped into the tower body 21, the superheated steam can enter the splitting pipe 25 through the main pipe 23 and enter the beef tallow through the air outlet holes 27 to heat and stir the beef tallow, the arrangement of the splitting pipe 25 and the air outlet holes 27 can reduce the bubbles generated after the superheated steam enters the beef tallow, effectively improve the flow rate of the superheated steam, and improve the stirring efficiency of the superheated steam on the beef tallow, the spoiler blade 26 is arranged above the corresponding splitting pipe 25, and the spoiler blade 26 is also arranged around the main pipe 23 with the main pipe 23 as the center, one end of the spoiler blade 26 is connected with the main pipe 23, and the other end is away from the main pipe 23, the arrangement of the spoiler blade 26 can interfere with the flow direction of the superheated steam in the beef tallow and further scatter the bubbles of the superheated steam in the beef tallow, further improving the stirring efficiency of the superheated steam on the beef tallow, the arrangement of the splitting unit 24 can shorten the time spent for beef tallow bleaching, improve the working efficiency of beef tallow production, reduce the use of superheated steam, and thus reduce the production energy consumption.

[0027] Referring toFigure 2 And Figure 3 In order to guide the superheated steam sprayed from the air outlet hole 27, the flow guide nozzle 28 is arranged on the flow guide pipe 25 at the position of the air outlet hole 27. The shape of the flow guide nozzle 28 includes a conical shape, which is designed to further increase the speed of the superheated steam sprayed from the air outlet hole 27 and improve the stirring efficiency of the superheated steam on the butter.

[0028] In order to ensure the guiding effect of the turbulence vane 26 on the superheated steam, refer to Figure 3 And Figure 4 The number of flow guide pipes 25 and turbulence vanes 26 of the same group of flow guide units 24 is the same, and the end of the flow guide nozzle 28 away from the flow guide pipe 25 is directed towards the bottom of the corresponding turbulence vane 26. The arrangement of the turbulence vane 26 and the flow guide pipe 25 ensures that the superheated steam sprayed from the flow guide nozzle 28 can be sprayed onto the turbulence vane 26, thereby ensuring the guiding effect of the turbulence vane 26 on the superheated steam.

[0029] In order to ensure that the bubbles of superheated steam sprayed from the flow guide pipe 25 can be uniformly and fully dispersed in the butter, the interval angle between adjacent flow guide pipes 25 is 20-40 degrees. On the one hand, it avoids the influence of excessive density of adjacent flow guide pipes 25, and on the other hand, it ensures that the bubbles of superheated steam can be fully dispersed in the butter to stir the butter.

[0030] Refer to Figure 4 And Figure 5 In order to enable the turbulence vane 26 to cut and guide the bubbles of superheated steam, the shape of the turbulence vane 26 includes a letter V shape. When the bubbles sprayed from the flow guide nozzle 28 contact the bottom of the turbulence vane 26, they can be cut and guided by the bottom of the V-shaped turbulence vane 26, further reducing the volume of the bubbles of superheated steam and improving the efficiency of the bubbles of superheated steam in stirring the butter.

[0031] In order to ensure the cutting and guiding effect of the turbulence vane 26 on the bubbles of superheated steam, refer to Figure 5 The inside opening angle of the turbulence vane 26 is angle a, and the angle a is 30-90 degrees. On the one hand, it ensures that the bottom of the turbulence vane 26 is sharp enough to cut the bubbles of superheated steam, and on the other hand, it also makes the upper side of the turbulence vane 26 open at a large enough angle to avoid the cut bubbles of superheated steam from re-aggregating.

[0032] As a preferred, in order to ensure the structural strength of the flow guide nozzle 28 and the turbulence vane 26, the flow guide nozzle 28 and the turbulence vane 26 are both made of stainless steel material, which avoids the damage of the flow guide nozzle 28 by the high temperature and high pressure of the superheated steam, and also avoids the oxidation or contamination of the grease.

[0033] In order to enable the spoiler vane 26 to guide the overheat steam bubbles sprayed from the air outlet hole 27 of the shunt pipe 25, the distance between the spoiler vane 26 and the adjacent corresponding shunt pipe 25 is ≤20 cm, so as to ensure that the overheat steam bubbles sprayed from the air outlet hole 27 of the shunt pipe 25 can contact the corresponding spoiler vane 26, and the spoiler vane 26 can play a guiding role

[0034] As a preferred, in order to prevent the overheat steam sprayed from the adjacent guiding nozzles 28 on the same shunt pipe 25 from interfering with each other, the distance between the adjacent guiding nozzles 28 on the same shunt pipe 25 is ≥10 cm, so as to avoid the overheat steam bubbles sprayed from the adjacent guiding nozzles 28 from being aggregated into large bubbles with large volume, and ensure the stirring effect of the overheat steam on the butter.

[0035] In order to ensure that the tower body 21 can stably operate in a high-temperature and vacuum environment, as a preferred, the tower body 21 is made of stainless steel, which can ensure the structural strength and high-temperature resistance of the tower body 21, and also avoid the oxidation or pollution of the grease.

Claims

1. A fast bleaching system for beef tallow, comprising a premixing tank (1), a vacuum bleaching tower (2) and a blade filter (3), wherein the premixing tank (1), the vacuum bleaching tower (2) and the blade filter (3) are connected in sequence by pipes, and the vacuum bleaching tower (2) is further connected with a steam boiler (4) by a pipe, characterized in that, The vacuum decoloring tower (2) comprises a tower body (21) and a stirring and shunting module (22), the stirring and shunting module (22) comprises a main pipe (23) and a plurality of shunting units (24), the main pipe (23) is vertically fixedly connected to the inner bottom end of the tower body (21), the lower end of the main pipe (23) is connected with the steam boiler (4) through a pipeline, the plurality of shunting units (24) are arranged up and down along the main pipe (23), the shunting unit (24) comprises a shunting pipe (25) and a spoiler blade (26), the shunting pipe (25) is arranged around the main pipe (23) with the main pipe (23) as the center, a plurality of air outlet holes (27) are arranged on the pipe wall of the shunting pipe (25), the spoiler blade (26) is arranged above the corresponding shunting pipe (25), and the spoiler blade (26) is also arranged around the main pipe (23) with the main pipe (23) as the center.

2. A system for rapid decolourisation of beef tallow as claimed in claim 1, wherein, The shunting pipe (25) is provided with a flow guide nozzle (28) at the position of the air outlet hole (27), and the shape of the flow guide nozzle (28) comprises a conical shape.

3. A system for rapid decolourisation of beef tallow as claimed in claim 2, wherein, The number of the shunting pipe (25) and the spoiler blade (26) of the same group of shunting units (24) is the same, and the end of the flow guide nozzle (28) away from the shunting pipe (25) is directed towards the bottom of the corresponding spoiler blade (26).

4. A system for rapid decolourisation of beef tallow as claimed in claim 3, wherein, The distance between adjacent flow guide nozzles (28) on the same shunting pipe (25) is greater than or equal to 10 cm.

5. A system for rapid decolourisation of beef tallow as claimed in claim 4, wherein, The interval angle of adjacent shunting pipes (25) is 20-40 degrees.

6. A system for rapid decolourisation of beef tallow as claimed in claim 5, wherein, The shape of the spoiler blade (26) comprises a letter V shape, and the air bubbles sprayed by the flow guide nozzle (28) can be cut and guided by the bottom of the V-shaped spoiler blade (26) when contacting the bottom of the spoiler blade (26).

7. A system for rapid decolourisation of beef tallow as claimed in claim 6, wherein, The inside opening angle of the spoiler blade (26) is angle a, and the angle of the angle a is 30-90 degrees.

8. A system for rapid decolourisation of beef tallow as claimed in claim 7, wherein, The flow guide nozzle (28) and the spoiler blade (26) are both made of stainless steel material.

9. A system for rapid decolourisation of butter as claimed in claim 1, wherein, The distance between the spoiler blade (26) and the adjacent corresponding shunting pipe (25) is less than or equal to 20 cm.

10. A system for rapid decolourisation of beef tallow as claimed in claim 1, wherein, The tower body (21) is made of stainless steel.

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