CN114797628A - Device and method for extracting chondroitin from fish bone paste - Google Patents

Abstract

The invention relates to the field of chondroitin extraction, in particular to equipment for extracting chondroitin from fish bone paste, which comprises a heating tank, wherein a tank cover is coaxially and fixedly arranged at the upper end of the heating tank, a grinding and pressing piece penetrates through the upper end surface of the tank cover, a valve penetrates through the middle of the lower end surface of the heating tank, a flow piece is arranged inside the heating tank, a drawing piece penetrates through the side surface of the heating tank and is positioned above the flow piece, a support piece is arranged at the lower end edge of the heating tank, and a feed inlet penetrates through and is embedded in the upper end edge of the tank cover.

Description

A kind of equipment and method for extracting chondroitin from fish bone pulp

technical field

The invention relates to the field of chondroitin extraction, in particular to a device and method for extracting chondroitin from fish bone pulp.

Background technique

In the extraction process of chondroitin extraction, it is necessary to use equipment to first mix fish bone meal and sodium hydroxide solution, and then add sodium chloride powder on the basis of their mixing to make the desired solution again, and then enter the chondroitin The next process of extraction, because the fish bone powder will be mixed with massive fish bones, and the sodium chloride powder will be mixed with sodium chloride particles, so it takes a long time to stir in the mixing process to melt and mix it. , the process takes a long time, resulting in low mixing efficiency.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a device and method for extracting chondroitin from fish bone pulp in order to solve the shortcomings existing in the background technology.

In order to achieve the above purpose, the technical solution adopted in the present invention is: a kind of equipment for extracting chondroitin from fish bone pulp, comprising a heating tank, the upper end of the heating tank is coaxially fixedly installed with a tank cover, and the upper end surface of the tank cover is installed through There is a grinding and pressing piece, a valve is installed through the middle of the lower end face of the heating tank, a flow piece is installed inside the heating tank, an extraction piece is installed through the side of the heating tank, and the extraction piece is located above the flow piece A support is installed at the lower edge of the heating tank, and a feeding port is inserted through the upper edge of the tank cover.

Preferably, the support includes a plurality of groups of support frames extending at the lower end edge of the heating tank, reinforcing rings are embedded between the plurality of groups of the support frames, the lower end of the support frame is provided with a foot pad, and the grinding and pressing member It includes a grinding cylinder installed through the middle of the upper end of the tank cover, a grinding table is arranged coaxially inside the grinding cylinder, a drive shaft is inserted through the inner center of the grinding table, and the upper end surface of the grinding table is opened as a cone. The upper end of the drive shaft is fixedly mounted with a servo motor.

Preferably, the upper end surface of the grinding cylinder is inlaid with a fixing frame, the side surface of the fixing frame is extended with a bearing frame, the drive shaft is inserted into the upper end surface of the bearing frame through rotation, and the side surface of the bearing frame is extended with a protruding frame. The upper end surface of the protruding seat is inlaid with a motor seat, and the end of the motor seat is fixedly connected with the servo motor.

Preferably, a connecting shaft is rotatably installed at the end of the fixing frame, a drive ring is provided on the outer side of the connecting shaft near one end, the axis line of the connecting shaft and the axis line of the drive ring are collinear, and the drive ring The outer surface of the shaft and the other end of the connecting shaft are coaxially inlaid with two sets of gears, and the two sets of gears are meshed with each other. In front of the two sets of guide blocks, two sets of guide frames are fitted and installed on the outside of the two sets of guide blocks, wherein a protruding column extends from the upper edge of the side surface of one set of the guide frames, and the protruding column and the drive ring are inclined between the There is a push rod connected to the rotation.

Preferably, four groups of connecting blocks extend in an annular array at one end of the outer surface of the connecting shaft, and the ends of the four groups of the connecting blocks are all fixedly connected to the inner and outer surfaces of the drive ring, and the side surface of the guide frame is close to the upper edge. A chute is formed through the chute, the guide block is attached to the inside of the chute, and two sets of fixed seats are symmetrically extended on the upper end surface of the grinding cylinder, the fixed seats are fixedly connected with the guide block, and the lower end of the guide frame A connecting ring is inlaid, and a cutting ring extends from the lower end surface of the connecting ring, and the cutting ring is located just above the seam between the grinding table and the grinding cylinder.

Preferably, a fixing block is extended on the outer surface of the drive shaft, the end of the fixing block is inlaid with a V-shaped piece, a tripod is extended on the inner upper part of the heating tank, and the end of the tripod is inlaid with a receiving plate , the axis line of the connecting plate is collinear with the axis line of the drive shaft, the lower end surface of the V-shaped piece is attached to the upper end surface of the connecting plate, and the connecting plate is located just below the joint between the grinding table and the grinding cylinder .

Preferably, the flow element comprises a No. 1 flow plate fixedly installed on the upper part of the inner wall of the heating tank, the No. 1 flow plate is located below the receiving plate, and four groups of connecting plates extend from the inner annular array of the No. 1 flow plate, The ends of the four groups of the connecting plates are all inlaid with the No. 2 flow plate, the middle of the upper end of the No. 2 flow plate is provided with a through hole, and the upper end surface of the No. 1 flow plate and the upper end surface of the No. 2 flow plate are both It is inclined downward, the drive shaft penetrates through the inner side of the through hole, and the annular array at the lower end of the drive shaft extends with a plurality of groups of stirring blades, and a reinforcing ring is embedded between the plurality of groups of the stirring blades.

Preferably, the extraction member includes a pump base extending on the side of the heating tank, a pump body is fixedly installed on the upper end of the pump base, and a communication pipe is fixedly connected to one end of the pump body, and the communication pipe runs through the heating tank The end of the communication pipe is inclined downward, the other end of the pump body is fixedly connected with a conveying pipe, and the end of the conveying pipe is fixedly connected with a No. 1 dispersion ring. The inner annular array is fixedly connected with a plurality of groups of connecting pipes, and the ends of the connecting pipes are fixedly connected with a No. 2 dispersion ring, the No. 1 dispersion ring is located at the upper outer edge of the No. 1 flow plate, and the No. 2 dispersion ring is located at the At the upper outer edge of the No. 2 flow plate, the axis line of the No. 1 dispersion ring, the axis line of the No. 2 dispersion ring and the axis line of the drive shaft are collinear.

Also provided is a method for using a device for extracting chondroitin from fish bone pulp, comprising the following steps:

S1: the sodium hydroxide solution is added into the heating tank through the feeding port, and the fishbone meal is placed in the grinding cylinder to be ground and dropped through the combination of the receiving plate and the V-shaped piece;

S2: The falling fish bone meal is taken over by the No. 1 flow plate and the No. 2 flow plate, and the sodium hydroxide solution is extracted to the No. 1 flow plate and the No. 2 flow plate to mix with the fish bone meal, and the stirring blade is dropped. The agitation is mixed again, and the heating tank is heated during mixing;

S3: After the sodium hydroxide solution and the fish bone meal are mixed, the sodium chloride powder is added to the grinding cylinder, and the dropped and mixed sodium hydroxide solution and the fish bone meal are mixed, and then it can be discharged for the next process.

Compared with the prior art, the present invention has the following beneficial effects:

1. Through the set grinding and pressing parts, the fish bone powder and the sodium chloride powder can be added to the grinding cylinder in turn, and the lump fish bones mixed in the fish bone powder and the sodium chloride in the sodium chloride powder can be removed by the grinding cylinder and the grinding table. The granules are ground to ensure the powder purity of fish bone meal and sodium chloride powder to improve mixing efficiency.

2. After grinding, the fish bone meal and sodium chloride powder will continue to fall on the receiving plate, so as to push the fish bone meal and sodium chloride powder to the two sides of the receiving plate with the help of the V-shaped piece, so as to disperse and continuously fall on the No. 1 flow from both sides of the receiving plate. On the plate and the No. 2 flow plate, at this time, the pump body works to extract the sodium hydroxide solution in the heating tank and send it into the No. 1 dispersing ring and the No. 2 dispersing ring. The sodium hydroxide solution flows on the No. 1 flow plate and the No. 2 flow plate to be mixed with the continuously falling fish bone meal and sodium chloride powder, so that the continuous addition of the fish bone meal, the sodium chloride powder and the sodium hydroxide solution ensures that the Mix thoroughly during the time, so as to improve the mixing quality.

3. Under the action of the drive ring, it can continuously drive the extension column to move through the push rod. At this time, the guide frame fits on the guide block and slides, so as to drive the cutting ring on the connecting ring to move up and down continuously. The fishbone meal and sodium chloride powder at the joint between the grinding table and the grinding cylinder are continuously pressed down, so that the fishbone meal and the sodium chloride powder can be fully filled between the grinding table and the grinding cylinder for grinding, thereby shortening the grinding time , improve the blanking efficiency.

Description of drawings

Fig. 1 is the structural representation of a kind of equipment for extracting chondroitin from fish bone pulp of the present invention;

2 is a cross-sectional view of a device for extracting chondroitin from fish bone pulp according to the present invention;

3 is a schematic diagram of the No. 1 flow plate of a device for extracting chondroitin from fish bone pulp according to the present invention;

4 is a schematic diagram of the grinding cylinder of a device for extracting chondroitin from fish bone pulp according to the present invention;

5 is a sectional view of the grinding cylinder of a device for extracting chondroitin from fish bone pulp according to the present invention;

6 is a schematic diagram of a guide frame of a device for extracting chondroitin from fish bone pulp according to the present invention;

Fig. 7 is a production flow chart for extracting chondroitin from fish bone pulp according to the present invention.

In the figure: 1. Heating tank; 2. Tank cover; 3. Grinding cylinder; 4. Servo motor; 5. Drive shaft; 6. Pump body; 7. Pump seat; 8. Connecting pipe; 9. Conveying pipe; 10. Support frame; 11, reinforcement ring; 12, foot pad; 13, grinding table; 14, valve; 15, stirring blade; 16, reinforcement ring; 17, No. 1 flow plate; 18, connecting ring; 19, cutting ring; 20 , guide frame; 21, extension column; 22, connecting shaft; 23, drive ring; 24, gear; 25, carrier frame; 26, fixed seat; 27, guide block; 28, chute; 29, push rod; 30 , fixed block; 31, V-shaped piece; 32, connecting plate; 33, No. 1 dispersing ring; 34, connecting pipe; 35, No. 2 dispersing ring; 36, No. 2 flow plate; 37, connecting block; 38, connecting plate; 39. Fixed frame; 40. Extending seat; 41. Motor seat.

Detailed ways

The following description serves to disclose the invention to enable those skilled in the art to practice the invention. The preferred embodiments described below are given by way of example only, and other obvious modifications will occur to those skilled in the art.

A kind of equipment for extracting chondroitin from fish bone pulp as shown in Fig. 1-Fig. 6 includes a heating tank 1, the upper end of the heating tank 1 is coaxially fixedly installed with a tank cover 2, and the upper end surface of the tank cover 2 is provided with a grinding and pressing piece. , a valve 14 is installed through the middle of the lower end face of the heating tank 1, a flow piece is installed inside the heating tank 1, and an extraction piece is installed through the side of the heating tank 1, and the extraction piece is located above the flow piece. The edge of the lower end of the heating tank 1 A support is installed, and a feeding port is inserted through the upper edge of the tank cover 2 .

The support includes a plurality of groups of support frames 10 extending at the lower edge of the heating tank 1, a reinforcement ring 11 is embedded between the multiple groups of support frames 10, and a foot pad 12 is provided at the lower end of the support frame 10. The grinding cylinder 3 in the middle of the upper end of the cover 2 is provided with a grinding table 13 coaxially inside the grinding cylinder 3. The inner center position of the grinding table 13 is inlaid with a drive shaft 5. The upper end of 5 is fixedly installed with a servo motor 4, and the drive shaft 5 can drive the grinding table 13 to rotate, the support frame 10 plays a supporting role, and the reinforcing ring 11 plays a reinforcing role.

The upper end surface of the grinding cylinder 3 is inlaid with a fixing frame 39, the side of the fixing frame 39 is extended with a bearing frame 25, the drive shaft 5 is inserted through and rotated on the upper end surface of the bearing frame 25, and the side surface of the bearing frame 25 is extended with an extension seat 40, which extends. The upper end face of the outlet seat 40 is inlaid with a motor seat 41 , the end of the motor seat 41 is fixedly connected with the servo motor 4 , the motor seat 41 plays a role of fixing the servo motor 4 , and the carrier 25 plays a role of limiting the drive shaft 5 . .

The end of the fixing frame 39 is rotatably installed with the connecting shaft 22 , the outer side of the connecting shaft 22 is provided with a drive ring 23 close to one end, the axis line of the connecting shaft 22 is collinear with the axis line of the drive ring 23 , and the outer surface of the drive shaft 5 Two sets of gears 24 are coaxially inlaid with the other end of the connecting shaft 22, and the two sets of gears 24 are meshed with each other. The upper end surface of the grinding cylinder 3 is symmetrically installed with two sets of guide blocks 27, and the guide blocks 27 are located in front of the fixing frame 39. The outer sides of the two sets of guide blocks 27 are respectively fitted with two sets of guide frames 20 , among which a protruding column 21 extends from the upper edge of the side of the one set of guide frames 20 . The push rod 29 and the gear 24 play the role of transmission, the extension column 21 plays the role of connection, and the cooperation between the guide block 27 and the guide frame 20 plays the role of guiding.

One end of the outer surface of the connecting shaft 22 extends in an annular array with four groups of connecting blocks 37, and the ends of the four groups of connecting blocks 37 are all fixedly connected to the inner and outer surfaces of the drive ring 23, and the side of the guide frame 20 is close to the upper edge. The groove 28, the guide block 27 is attached to the inside of the chute 28, the upper end of the grinding cylinder 3 is symmetrically extended with two sets of fixed seats 26, the fixed seats 26 are fixedly connected with the guide block 27, and the lower end of the guide frame 20 is inlaid with a connecting ring 18. A cutting ring 19 extends from the lower end surface of the connecting ring 18. The cutting ring 19 is located just above the joint between the grinding table 13 and the grinding cylinder 3. The connecting block 37 plays a role of connecting and fixing, and the chute 28 plays a role of limiting and guiding The role of the block 27, the fixed seat 26 plays the role of fixing the guide block 27.

The outer surface of the drive shaft 5 is extended with a fixed block 30, the end of the fixed block 30 is inlaid with a V-shaped piece 31, the inner upper part of the heating tank 1 is extended with a tripod, the end of the tripod is inlaid with a receiving plate 32, the shaft of the receiving plate 32 The center line is collinear with the axis line of the drive shaft 5, the lower end surface of the V-shaped piece 31 is attached to the upper end surface of the connecting plate 32, and the connecting plate 32 is located just below the joint between the grinding table 13 and the grinding cylinder 3, and the tripod is erected. To the role of fixing the docking plate 32, the docking plate 32 plays the role of receiving.

The flow element includes a No. 1 flow plate 17 that is fixedly installed on the upper part of the inner wall of the heating tank 1. The No. 1 flow plate 17 is located below the receiving plate 32. The inner annular array of the No. 1 flow plate 17 extends with four groups of connecting plates 38, and the four groups are connected to each other. The ends of the plate 38 are inlaid with the No. 2 flow plate 36, the middle of the upper end of the No. 2 flow plate 36 is provided with a through hole, and the upper end surface of the No. 1 flow plate 17 and the upper end surface of the No. 2 flow plate 36 are inclined downward. Arrangement, the drive shaft 5 runs through the inner side of the through hole, the lower end of the drive shaft 5 extends a plurality of groups of stirring blades 15 in an annular array, and a reinforcing ring 16 is embedded between the groups of stirring blades 15, and the connecting plate 38 plays the role of connecting the No. 1 flow plate. 17 and the No. 2 flow plate 36 are fixed together, and the reinforcing ring 16 plays the role of reinforcing the multiple groups of stirring blades 15 .

The extraction part includes a pump base 7 extending on the side of the heating tank 1, the upper end of the pump base 7 is fixedly installed with a pump body 6, one end of the pump body 6 is fixedly connected with a communication pipe 8, and the communication pipe 8 runs through the side of the heating tank 1, The end of the communication pipe 8 is inclined downward, and the other end of the pump body 6 is fixedly connected with the conveying pipe 9. The end of the conveying pipe 9 is fixedly connected to a dispersing ring 33, and the inner annular array of the dispersing ring 33 is fixedly connected. There are a plurality of groups of connecting pipes 34, the ends of the connecting pipes 34 are fixedly connected with the No. 2 dispersing ring 35, the No. 1 dispersing ring 33 is located at the upper outer edge of the No. 1 flow plate 17, and the No. 2 dispersing ring 35 is located at the No. 2 flow plate 36 At the upper outer edge, the axis line of the No. 1 dispersion ring 33, the axis line of the No. 2 dispersion ring 35 and the axis line of the drive shaft 5 are collinear, the communication pipe 8 plays the role of communication, and the conveying pipe 9 plays the role of communication. For the function of communicating and conveying, the connecting pipe 34 plays the role of communicating, and the pump seat 7 plays the role of fixing the pump body 6 .

As shown in FIG. 7 , a preparation method for extracting chondroitin from fish bone pulp is shown. The equipment of the present invention is used in the pretreatment of fish pulp, and the obtained fish pulp is further processed by the steps shown in FIG. 7 in turn.

Also provided is a method for using a device for extracting chondroitin from fish bone pulp, comprising the following steps:

S1: the sodium hydroxide solution is added into the heating tank 1 through the feeding port, and the fishbone meal is placed in the grinding cylinder 3 by means of the grinding table 13 to grind and fall through the coordination of the receiving plate 32 and the V-shaped piece 31 to disperse and fall;

S2: The fallen fish bone meal is received by the No. 1 flow plate 17 and the No. 2 flow plate 36, and the sodium hydroxide solution is extracted to the No. 1 flow plate 17 and the No. 2 flow plate 36 by using the extractor to mix with the fish bone meal, and The drop is stirred by the stirring blade 15 and mixed again, and the heating tank 1 is heated during mixing;

S3: After the sodium hydroxide solution and the fish bone meal are mixed, add the sodium chloride powder into the grinding cylinder 3, and mix the dropped and mixed sodium hydroxide solution and the fish bone meal, and then discharge it for the next process.

When in use, the sodium hydroxide solution is added to the heating tank 1 through the feeding port, and the fishbone meal is placed in the grinding cylinder 3. At this time, the servo motor 4 works to drive the drive shaft 5 to rotate, and then drives the grinding wheel on the drive shaft 5. The table 13, the V-shaped piece 31 and the stirring blade 15 are rotated, and the block fishbone mixed in the fishbone meal is paired with the help of the grinding cylinder 3 and the grinding table 13, and the connecting shaft 22 is driven to rotate synchronously by the driving shaft 5 through the gear 24, Then the drive ring 23 is driven to rotate, so as to continuously drive the extension column 21 to move through the push rod 29. At this time, the guide frame 20 slides on the guide block 27 to drive the cutting ring 19 on the connecting ring 18 to move up and down continuously. , in order to continuously press down the fishbone powder at the joint between the grinding table 13 and the grinding cylinder 3, so that the fishbone powder can be fully filled between the grinding table 13 and the grinding cylinder 3 for grinding, and the fishbone powder will continue to fall after grinding. On the receiving plate 32, with the help of the V-shaped piece 31, the fishbone meal is pushed to the two sides of the receiving plate 32, and continuously falls on the No. 1 flow plate 17 and the No. 2 flow plate 36 from the two sides of the receiving plate 32, and the pump body 6 works at this time. The sodium hydroxide solution in the heating tank 1 is drawn out and sent into the No. 1 dispersion ring 33 and the No. 2 dispersion ring 35, and is dispersed and sprayed by the No. 1 dispersion ring 33 and the receiving plate 32, and the sprayed sodium hydroxide solution is in the No. 1 flow. Disk 17 and No. 2 flow plate 36 flow to mix with the continuously falling fishbone meal, and after mixing, the lower part of the heating tank 1 is stirred by the stirring blade 15 to be further mixed, and the heating tank 1 works to heat at the same time, and after it is mixed , the sodium chloride powder is added into the grinding drum 3 and the solution mixed in the heating tank 1 is mixed, and after mixing, the valve 14 is opened to discharge it to proceed to the next process.

The foregoing has shown and described the basic principles, main features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions describe only the principles of the present invention. Without departing from the spirit and scope of the present invention, there are various Variations and improvements are intended to fall within the scope of the claimed invention. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims (9)

1. The utility model provides an equipment of chondroitin is drawed to fish bone paste, includes heating jar (1), its characterized in that: the coaxial fixed mounting in upper end of heating jar (1) has cover (2), the up end of cover (2) runs through to install grinds the casting die, the lower terminal surface middle part of heating jar (1) runs through to install valve (14), the internally mounted of heating jar (1) has a class piece, the side of heating jar (1) runs through to install and takes out the piece, it is located the top that flows the piece to take out, the lower extreme edge of heating jar (1) installs a piece, the upper end edge of cover (2) runs through to inlay and has the feed inlet.

2. The device for extracting chondroitin from fish bone paste as claimed in claim 1, wherein: a spare is including extending lower extreme edge multiunit support frame (10), multiunit at heating tank (1) inlay between support frame (10) and have reinforcing ring (11), the lower extreme of support frame (10) is provided with callus on the sole (12), grind the casting die including running through a mill section of thick bamboo (3) of installing in the upper end middle part of cover (2), the inside coaxial of grinding a section of thick bamboo (3) is provided with grinds platform (13), the inside central point of grinding platform (13) puts and runs through and inlays and have drive shaft (5), the up end of grinding platform (13) is opened and is established to the conical surface, the upper end fixed mounting of drive shaft (5) has servo motor (4).

3. The device for extracting chondroitin from fish bone paste as claimed in claim 2, wherein: grind the up end of a section of thick bamboo (3) and inlay and have mount (39), the side of mount (39) extends and has bear frame (25), drive shaft (5) run through to rotate and inlay in the up end that bears frame (25), the side that bears frame (25) extends and has stretch out seat (40), the up end that stretches out seat (40) inlays and has motor cabinet (41), the tip and servo motor (4) fixed connection of motor cabinet (41).

4. The device for extracting chondroitin from fish bone paste as claimed in claim 3, wherein: a connecting shaft (22) is rotatably arranged at the end part of the fixed frame (39), a driving ring (23) is arranged at one end, close to the outer side of the connecting shaft (22), the axial lead of the connecting shaft (22) is collinear with the axial lead of the driving ring (23), two groups of gears (24) are respectively and coaxially embedded in the outer surface of the driving shaft (5) and the other end of the connecting shaft (22), the two groups of gears (24) are meshed, two groups of guide blocks (27) are symmetrically arranged on the upper end surface of the grinding cylinder (3), the guide blocks (27) are positioned in front of the fixed frame (39), two groups of guide frames (20) are respectively attached to the outer sides of the two groups of guide blocks (27), wherein the upper edge of the side surface of one group of the guide frames (20) extends to form a protruding column (21), a push rod (29) is connected between the extending column (21) and the driving ring (23) in an inclined and rotating way.

5. The device for extracting chondroitin from fish bone paste as claimed in claim 4, wherein: the utility model discloses a grinding machine, including grinding cylinder (3), connecting axle (22), the inside fixed surface that the outside surface one end annular array of connecting axle (22) extends and has four groups connecting block (37), four groups the tip of connecting block (37) all is connected with the inside fixed surface of drive ring (23), the side of leading truck (20) is close to the top edge and runs through and has seted up spout (28), inside in spout (28) is laminated in leading truck (27), the up end symmetry of grinding cylinder (3) is extended and is had two sets of fixing bases (26), fixing base (26) and leading truck (27) fixed connection, the lower extreme of leading truck (20) is inlayed and is had go-between ring (18), the lower terminal surface of go-between ring (18) extends and has surely encircles (19), surely encircle (19) and be located directly over the seam crossing between grinding table (13) and grinding cylinder (3).

6. The device for extracting chondroitin from fish bone paste as claimed in claim 5, wherein: the surface of drive shaft (5) extends and has fixed block (30), the tip of fixed block (30) is inlayed and is had V-arrangement piece (31), the inboard upper portion of heating jar (1) extends and has the tripod, the tip of tripod is inlayed and is had flange (32), the axial lead of flange (32) and the axial lead collineation of drive shaft (5), the up end in flange (32) is laminated to the lower terminal surface of V-arrangement piece (31), flange (32) are located and grind under the seam crossing between platform (13) and grinding barrel (3).

7. The device for extracting chondroitin from fish bone paste as claimed in claim 6, wherein: flow a set (17) including a fixed mounting on the inner wall upper portion of heating jar (1), a set (17) is located the below of flange (32) of flowing, the inboard ring array of a set (17) of flowing extends and has four group connecting plate (38), four groups the tip of connecting plate (38) is all inlayed and is had No. two sets of flow dish (36), the upper end middle part of No. two sets of flow dish (36) is run through and has been seted up the through-hole, the up end of a set (17) and the up end of No. two sets of flow dish (36) all are the downward sloping setting, drive shaft (5) run through in the inboard of through-hole, the lower extreme ring array of drive shaft (5) extends and has multiunit stirring leaf (15), multiunit it has beaded finish (16) to inlay between stirring leaf (15).

8. The apparatus for extracting chondroitin from fish bone paste as claimed in claim 7, wherein: the drawing part comprises a pump seat (7) extending to the side face of the heating tank (1), the upper end of the pump seat (7) is fixedly provided with a pump body (6), one end of the pump body (6) is fixedly communicated with a communicating pipe (8), the communicating pipe (8) runs through the side face of the heating tank (1), the end part of the communicating pipe (8) is arranged in a downward inclination mode, the other end of the pump body (6) is fixedly communicated with a conveying pipe (9), the end part of the conveying pipe (9) is fixedly communicated with a first dispersing ring (33), the inner annular array of the first dispersing ring (33) is fixedly communicated with a plurality of groups of connecting pipes (34), the end part of each connecting pipe (34) is fixedly communicated with a second dispersing ring (35), the first dispersing ring (33) is located at the outer edge of the top of the first flow plate (17), and the second dispersing ring (35) is located at the outer edge of the top of the second flow plate (36), the axial lead of the first dispersion ring (33) and the axial lead of the second dispersion ring (35) are collinear with the axial lead of the driving shaft (5).

9. The method for using the device for extracting chondroitin from fish bone paste, which is used in the device for extracting chondroitin from fish bone paste as claimed in claim 8, is characterized by comprising the following steps: s1: adding a sodium hydroxide solution into the heating tank (1) through a feeding hole, and placing the fishbone powder into a grinding cylinder (3) to be ground and fall through a grinding table (13) and dispersed and fall through the matching of a connecting disc (32) and a V-shaped sheet (31);

s2: the falling fishbone powder is received by the first flow plate (17) and the second flow plate (36), the sodium hydroxide solution is extracted to the first flow plate (17) and the second flow plate (36) by the extracting part to be mixed with the fishbone powder, the fishbone powder falls down and is stirred by the stirring blade (15) to be mixed again, and the heating tank (1) is heated during mixing;

s3: after the sodium hydroxide solution and the fishbone powder are mixed, adding sodium chloride powder into the milling drum (3) to mix the falling and mixed sodium hydroxide solution and the fishbone powder, and then discharging to perform the next procedure.

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