CN113951400A

CN113951400A - Feed formula capable of increasing meat yield of eel, production process and equipment

Info

Publication number: CN113951400A
Application number: CN202111003860.7A
Authority: CN
Inventors: 郑心宇; 陈帅; 陈大照; 林锋; 陈烁
Original assignee: Fujian Dachangsheng Feed Co Ltd
Current assignee: Fujian Dachangsheng Feed Co Ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-21

Abstract

The invention relates to the technical field of eel feed production, and particularly discloses a feed formula capable of increasing eel meat yield, a production process and equipment; the paint comprises the following components in parts by weight: 60-80 parts of steam-dried fish meal, 30-40 parts of corn starch, 25-40 parts of soybean meal, 2-3 parts of cod-liver oil, 1-3 parts of beer yeast, 1-2 parts of compound vitamin and 0.5-1 part of choline chloride; the equipment comprises a processing case, a plurality of quantitative feeding devices and an extrusion granulation device; the feed equipment capable of increasing the meat yield of the eels, disclosed by the invention, adopts an integrated structural design, is compact in structure, reduces the floor area of the equipment, can realize the functions of quantitative feeding, crushing and sieving, heating, mixing, stirring, extruding and granulating of feed raw materials, is particularly suitable for the production and processing process of the eel feeds, is excellent in using effect, can greatly increase the using amount of the eels and the feed conversion rate when the feed is used for breeding the eels, and greatly increases the meat yield of the eels.

Description

Feed formula capable of increasing meat yield of eel, production process and equipment

Technical Field

The invention relates to the technical field of eel feed production, and particularly discloses a feed formula capable of increasing eel meat yield, a production process and equipment.

Background

The artificial breeding is one of the main sources of commercial eels, the existing eel breeding is mainly long and extensive pond breeding, the yield is low, and the feed conversion rate is low. Most of eel feeds in the current market are prepared from bean cakes and corn meal, although the feeds contain a large amount of starch substances, the nutrition collocation is unreasonable, and eel cannot be converted and utilized to a great extent after eating the feeds.

In addition, when the existing eel feed production equipment is used for producing eel feed, the crusher, the stirrer and the extrusion granulator are required to be used for processing in sequence, so that the occupied area of the whole eel feed production equipment is large, and when the set of production equipment is used for preparing the eel feed, as the feed is not fully sieved, coarse fodder is also used as a main component of feed particles, and the coarse fodder is difficult to digest in the eating process of eel, so that the situation of abdominal fullness is easy to occur after the eel eats excessive coarse fodder, the appetite of the eel is poor, and the meat yield of the eel cannot be improved.

For example, the invention with the application number of CN2018108302968 discloses an eel feed stirring device, which comprises a feeding box, wherein a crushing device is arranged inside the feeding box, a stirring device is arranged on one side of the feeding box, the stirring device comprises a stirring box, a cover plate is arranged at the top end of the stirring box, racks are arranged on the inner wall of the cover plate, a first gear is arranged in the middle of the cover plate, a plurality of second gears are arranged between the first gear and the racks, a second motor is fixedly arranged at the top end of the cover plate, the second motor is fixedly connected with the middle of the first gear through a second rotating shaft, the first gear is meshed with the second gear, the second gear is meshed with the racks, stirring rods are arranged below the second gear, and a plurality of stirring blades are arranged on the surfaces of the stirring rods. Although the stirring equipment disclosed by the invention is convenient for eel eating because the blade rotates to crush the large-particle feed and the stirring box is arranged for mixing and stirring, coarse materials still exist in the eel feed obtained by extrusion granulation due to the fact that the coarse materials cannot be sieved before extrusion granulation of eel feed raw materials, appetite of eel is poor due to the coarse materials, and the eel yield cannot be improved. Therefore, aiming at the defects of the existing eel feed stirring equipment, the technical problems to be solved are to design equipment which has a compact structure and can simultaneously realize the integrated functions of crushing, sieving, stirring and granulating feed raw materials, and to prepare a feed formula and a production process which can improve the eel meat yield.

Disclosure of Invention

The invention aims to design equipment which has a compact structure and can simultaneously realize the integrated functions of crushing, sieving, stirring and granulating feed raw materials, and a feed formula and a production process which can improve the meat yield of eel aiming at the defects of the existing eel feed stirring equipment.

The invention is realized by the following technical scheme:

a feed formula capable of increasing meat yield of eel comprises the following components in parts by weight: 60-80 parts of steam-dried fish meal, 30-40 parts of corn starch, 25-40 parts of soybean meal, 2-3 parts of cod-liver oil, 1-3 parts of beer yeast, 1-2 parts of compound vitamin and 0.5-1 part of choline chloride.

Preferably, the composition comprises the following components in parts by weight: 72 parts of steam-dried fish meal, 38 parts of corn starch, 26 parts of soybean meal, 3 parts of cod-liver oil, 2 parts of beer yeast, 1.6 parts of compound vitamin and 0.8 part of choline chloride.

A production process for preparing the feed capable of improving the meat yield of the eels comprises the following steps:

1) respectively weighing steam-dried fish meal, corn starch, bean pulp, cod liver oil, beer yeast, compound vitamin and choline chloride according to the weight ratio for later use;

2) putting the weighed steam-dried fish meal, corn starch and soybean meal into a screening device, crushing and screening to obtain fine materials, and then heating and drying the screened fine materials;

3) putting the heated and dried fine materials into a stirring device, adding the weighed meal, cod liver oil, beer yeast, compound vitamin and choline chloride, and fully stirring and mixing the fine materials;

4) and finally, feeding the mixture into an extrusion granulator for puffing granulation, and coating and drying the obtained feed particle blank to obtain the feed.

An apparatus for the feed capable of increasing the meat yield of the eel comprises a processing case, a plurality of quantitative feeding devices and an extrusion granulating device, wherein the lower end of the processing case is connected with a plurality of support rods, the upper surface of the processing case is provided with a feed opening at intervals, the feed opening is connected with each quantitative feeding device, guide rails are welded on the front inner wall and the rear inner wall of the processing case below the feed opening, roller grooves are formed on the opposite surfaces of the two guide rails, a screen frame is arranged between the two guide rails, the front side surface and the rear side surface of each screen frame are connected with a row of rollers, each row of rollers are arranged in the roller grooves on the corresponding guide rails, a screen is welded in the screen frame, the right side wall of the processing case is provided with a motor mounting seat, a cam motor is fixedly arranged on the motor mounting seat, and the output shaft of the cam motor is connected with a cam, the right side surface of the screen frame is connected with an abutting block abutting against the cam;

a bar-shaped opening which is at the same horizontal height with the guide rail is formed in the left side face of the processing case, a bar-shaped sealing plate is arranged in the bar-shaped opening, connecting bolts are screwed at the front end and the rear end of the bar-shaped sealing plate, connecting screw holes matched with the connecting bolts are formed in the front side and the rear side of the bar-shaped opening, a plurality of telescopic cylinders are connected to the inner side face of the bar-shaped sealing plate at intervals, telescopic rods are inserted in the telescopic cylinders, vibrating springs are connected between the inner ends of the telescopic rods and the inner walls of the telescopic cylinders, and the outer ends of the telescopic rods are connected with the screen frame;

two belt rollers are arranged at the left end and the right end of an inner cavity of the processing case right below the screen frame, a conveyor belt is connected between the two belt rollers, a belt motor is arranged on the front side surface of the processing case, the end part of an output shaft of the belt motor, which extends into the processing case, is connected with one of the belt rollers, a heat insulation mounting plate is arranged between the upper layer and the lower layer of the conveyor belt, and a resistance heating block is arranged on the upper surface of the heat insulation mounting plate;

a stirring mechanism is arranged in the processing machine box below the conveyor belt and comprises a stirring shaft horizontally arranged at the left and the right, the lower end of the left side surface of the processing machine box is provided with a stirring motor, the end part of an output shaft of the stirring motor extending into the processing machine box is connected with a stirring shaft, the stirring shaft is connected with a spiral stirring blade, the stirring shaft close to one side of the stirring motor is connected with a disk body, a plurality of radial connecting rods are uniformly connected on the outer circular surface of the disc body, the end part of each radial connecting rod is connected with a shoveling plate which is attached to the inner wall of the stirring cavity at the lower end of the processing case, and a plurality of stirring rods facing the stirring shaft are welded on the inner side surface of each shoveling plate at intervals, the right end of the lower surface of the processing case is connected with a discharge port, and a discharging channel is connected to the discharging port, and the lower end of the discharging channel is connected with the extrusion granulating device.

According to the further arrangement of the scheme, the quantitative feeding device comprises a hopper, a stepping motor and a feeding barrel, the hopper is connected with the upper surface of the outer end of the feeding barrel, the stepping motor is arranged on the outer end surface of the feeding barrel, and the end part, extending into the feeding barrel, of an output shaft of the feeding barrel is connected with a spiral feeding blade.

As a further setting of the above scheme, the extrusion granulation device comprises an extrusion cylinder connected with the blanking channel, the right end face of the extrusion cylinder is provided with an extrusion motor, the end part of the extrusion motor extending into the extrusion cylinder is connected with an extrusion spiral blade, the left end of the extrusion cylinder is connected with an extrusion die head, and the extrusion die head is provided with a rotary granulating cover.

As a further arrangement of the above scheme, a control panel is arranged on the front side surface of the processing machine box.

As a further arrangement of the scheme, a plurality of crushing nails are connected to the left inner wall and the right inner wall of the screen frame at intervals.

As a further arrangement of the scheme, 3-5 telescopic cylinders are connected to the inner side face of the strip-shaped sealing plate.

As a further arrangement of the scheme, the front side and the rear side of the heat insulation mounting plate are both connected with two heat insulation mounting bars, and each heat insulation mounting bar is connected with the front inner wall and the rear inner wall of the processing case.

Has the advantages that:

1) the feed equipment capable of increasing the meat yield of the eels, disclosed by the invention, adopts an integrated structural design, is compact in structure, reduces the occupied area of the equipment, can realize the functions of quantitative feeding, crushing and screening, heating, mixing, stirring, extruding and granulating of feed raw materials, is particularly suitable for the production and processing process of the eel feeds, and is excellent in use effect and strong in practicability.

2) The equipment disclosed by the invention adopts the cam to drive the screen frame to vibrate in a left-right reciprocating manner, and meanwhile, the screening process of the raw materials can be accelerated under the actions of the telescopic rod, the telescopic cylinder, the spring and the like, so that coarse materials in the raw materials are effectively removed; simultaneously at the in-process of reciprocating vibration about the reel, the raw materials of its caking can strike when rolling on the screen cloth and carry out effective breakage on broken nail, and it only can realize the function of breakage, screening simultaneously through a screen cloth that sets up, and this structural design is novel, can accelerate the broken screening process to the raw materials, and the result of use is more excellent.

3) The stirring structure can stir the screened fine materials in a reciprocating manner through the forward and reverse rotation of the spiral blades, so that all the raw materials can be fully mixed and stirred, the uniformity of nutrition of the prepared feed is effectively ensured, the using amount and feed conversion rate of eel can be greatly improved when the feed is used for breeding the eel, and the meat yield of the eel is greatly improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a flow chart of the production process of the present invention;

FIG. 2 is a schematic view of a first-angle perspective structure of the manufacturing apparatus of the present invention;

FIG. 3 is a schematic view of a second angular perspective structure of the manufacturing apparatus of the present invention;

FIG. 4 is a schematic perspective view of a processing machine case according to the present invention;

FIG. 5 is a schematic view of a partial side view of a processing machine case according to the present invention;

FIG. 6 is a schematic view of a front view of an interior planar structure of the processing enclosure of the present invention;

FIG. 7 is a schematic perspective view of a sieve frame, a strip-shaped sealing plate, etc. according to the present invention;

FIG. 8 is a schematic top plan view of the inner structure of the screen frame and the strip sealing plate of the present invention;

FIG. 9 is a schematic view of a three-dimensional half-section structure of a conveyor belt, a resistance heating block and the like according to the present invention;

FIG. 10 is a schematic perspective view of a stirring mechanism according to the present invention;

fig. 11 is a schematic perspective view of the quantitative charging device of the present invention.

Wherein:

1-processing a machine box, 100-a control panel, 101-a support rod, 102-a feed opening, 103-a guide rail, 1031-a roller groove, 104-a screen frame, 1041-a crushing nail, 105-a roller, 106-a screen, 107-a motor mounting seat, 108-a cam motor, 109-a cam, 110-an abutting block, 111-a strip-shaped opening, 112-a strip-shaped sealing plate, 113-a connecting bolt, 114-a connecting screw hole, 115-a telescopic cylinder, 116-a telescopic rod, 117-a vibrating spring, 118-a belt roller, 119-a conveyor belt, 120-a belt motor, 121-a heat insulation mounting plate, 122-a resistance heating block and 123-a heat insulation mounting strip;

3-a quantitative feeding device, 301-a hopper, 302-a stepping motor and 303-a feeding barrel;

4-extruding a granulating device, 401-extruding a cylinder, 402-extruding a motor, and 403-rotating a granulating cover;

5-stirring mechanism, 501-stirring shaft, 502-stirring motor, 503-spiral stirring blade, 504-disc body, 505-radial connecting rod, 506-shovelling plate, 507-stirring rod and 508-blanking channel.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The following will explain in detail the feed formulation, production process and equipment for increasing meat yield of eel disclosed in the present application with reference to the accompanying drawings 1-11 and embodiments.

Example 1

A production process of a feed capable of increasing meat yield of eel comprises the following preparation steps:

the method comprises the following steps: 72kg of steam-dried fish meal, 38kg of corn starch, 26kg of soybean meal, 3kg of cod-liver oil, 2kg of beer yeast, 1.6kg of compound vitamin and 0.8kg of choline chloride are respectively weighed.

Step two: putting the weighed steam-dried fish meal, corn starch and soybean meal into a screening device for crushing and screening by a 60-mesh screen to obtain fine materials, and then heating and drying the screened fine materials;

step three: putting the heated and dried fine materials into a stirring device, adding the weighed meal, cod liver oil, beer yeast, compound vitamin and choline chloride, and fully stirring and mixing the fine materials;

step four: and finally, feeding the mixture into an extrusion granulator for puffing granulation, and coating and drying the obtained feed particle blank to obtain the feed.

Example 2

the method comprises the following steps: 76kg of steam-dried fish meal, 32kg of corn starch, 28kg of soybean meal, 2.5kg of cod liver oil, 2.2kg of beer yeast, 1.4kg of vitamin complex and 0.6kg of choline chloride are respectively weighed.

Step two: putting the weighed steam-dried fish meal, corn starch and soybean meal into a screening device, crushing, screening by a 80-mesh screen to obtain fine materials, and then heating and drying the screened fine materials;

The invention also discloses a preparation device for preparing the feed capable of improving the meat yield of the eel, and the device is specifically explained with reference to the attached figures 2 to 11.

The main body of the preparation device refers to the attached figures 2 and 3, and comprises a processing machine box 1, a plurality of quantitative feeding devices 3 and an extrusion granulation device 4. A plurality of support rods 101 are connected to the lower end of the processing machine case 1, and the processing machine case 1 can be stably supported by the support rods 101.

Referring to fig. 4 and 11, a blanking opening 102 connected to each quantitative charging device 3 is provided at an interval on the upper surface of the processing machine case 1. The quantitative feeding device 3 comprises a hopper 301, a stepping motor 302 and a feeding barrel 303, the hopper 301 is connected with the upper surface of the outer end of the feeding barrel 303, the stepping motor 302 is arranged on the outer end surface of the feeding barrel 303, the end part of an output shaft of the feeding barrel 303, which extends into the feeding barrel 303, is connected with a spiral feeding blade (not shown in the figure), and the feeding barrel 303 is connected with a discharging pipe connected with a discharging opening 102. Quantitative discharging of the feed raw materials in the hopper 301 can be realized by controlling the number of turns or the rotation angle of the stepping motor 302.

Referring to fig. 5, guide rails 103 are welded to the front and rear inner side walls of the processing machine casing 1 below the feed opening 102, roller grooves 1031 are formed on the opposite surfaces of the two guide rails 103, a screen frame 104 is disposed between the two guide rails 103, a row of rollers 105 is connected to the front and rear side surfaces of each screen frame 104, and each row of rollers 105 is disposed in the roller grooves 1031 on the corresponding guide rails 103.

Referring to fig. 6 and 7, a screen 106 is welded in the screen frame 104, a motor mounting seat 107 is disposed on a right side wall of the processing machine box 1, a cam motor 108 is fixedly disposed on the motor mounting seat 107, a cam 109 is connected to an output shaft of the cam motor 108, and a butting block 110 butting against the cam 109 is connected to a right side surface of the screen frame 104. By controlling the rotation of the cam motor 108, the cam 109 can then act on the abutment block 110 to push the screen frame 104. And a plurality of broken nails 1041 are connected to the left and right inner walls of the reel 104 at intervals, and the setting of broken nail 1041 can be broken the caking raw materials that do not sieve when the reel 104 reciprocates from side to side.

Reference is made to fig. 4, 7 and 8. A bar-shaped opening 111 which is at the same horizontal height with the guide rail 103 is arranged on the left side surface of the processing case 1, a bar-shaped sealing plate 112 is arranged in the bar-shaped opening 111, the front end and the rear end of the bar-shaped sealing plate 112 are in threaded connection with a connecting bolt 113, and connecting screw holes 114 matched with the connecting bolt 113 are arranged on the front side and the rear side of the bar-shaped opening 111. A plurality of telescopic cylinders 115 are connected to the inner side surface of the strip-shaped sealing plate 112 at intervals, telescopic rods 116 are inserted into the telescopic cylinders 115, a vibration spring 117 is connected between the inner ends of the telescopic rods 116 and the inner walls of the telescopic cylinders 115, and the outer ends of the telescopic rods 116 are connected with the screen frame 104; when the telescopic tube type sealing plate is specifically arranged, 3-5 telescopic tubes 115 connected to the inner side surface of the strip-shaped sealing plate 112 can be arranged. When the screening is completed, the entire screen can be removed from the processing machine box by loosening the connecting screws 113 from the connecting screw holes 114, so that the unscreened coarse material is poured out.

Referring to fig. 6 and 9, two belt rollers 118 are disposed at the left and right ends of the inner cavity of the processing machine case 1 located right below the screen frame 104, a conveyor belt 119 is connected between the two belt rollers 118, a belt motor 120 is mounted on the front side surface of the processing machine case 1, the end of the output shaft of the belt motor 120 extending into the processing machine case 1 is connected with one of the belt rollers 118, a heat insulation mounting plate 121 is disposed between the upper layer and the lower layer of the conveyor belt 119, two heat insulation mounting bars 123 are connected to the front and rear side surfaces of the heat insulation mounting plate 121, each heat insulation mounting bar 123 is connected to the front and rear inner walls of the processing machine case 1, and a resistance heating block 122 is disposed on the upper surface of the heat insulation mounting plate 121. When the screened fine material falls on the conveyor belt 119 and moves to the resistance heating block 122, the fine material can be processed and dried by heat emitted by the resistance heating block 122, and the conveyor belt 119 is made of a high-temperature resistant material.

Referring to fig. 6 and 10, a stirring mechanism 5 is disposed in the processing machine case 1 below the conveyor belt 119, wherein the stirring mechanism 5 includes a stirring shaft 501 horizontally disposed on the left and right sides, a stirring motor 502 is mounted at the lower end of the left side surface of the processing machine case 1, and an end of an output shaft of the stirring motor 502 extending into the processing machine case 1 is connected to the stirring shaft 501. Be connected with spiral stirring leaf 503 on the (mixing) shaft 501, be connected with disk body 504 on the (mixing) shaft 501 that is close to agitator motor 502 one side, evenly be connected with a plurality of radial connecting rod 505 on disk body 504's the outer disc, the end connection of every radial connecting rod 505 has the shovel flitch 506 of laminating with processing machine case 1 lower extreme stirring cavity inner wall, and the interval welding has many stirring rod 507 towards (mixing) shaft 501 on the medial surface of every shovel flitch 506, the lower surface right-hand member of processing machine case 1 is connected with the bin outlet, be connected with unloading passageway 508 on the bin outlet, the lower extreme of unloading passageway 508 is connected with extrusion prilling granulator 4. The stirring motor 502 is controlled to rotate forward and backward alternately, so that the raw materials can be pushed back and forth while being stirred, the raw materials in all the regions are fully mixed, and the uniformity of the mixture is finally obtained.

Referring to fig. 2 and fig. 3, the extrusion granulation apparatus 4 includes an extrusion cylinder 401 connected to a feeding channel 508, an extrusion motor 402 is disposed on a right end surface of the extrusion cylinder 401, an extrusion spiral blade is connected to an end of the extrusion motor 402 extending into the extrusion cylinder 401, an extrusion die head (not shown) is connected to a left end of the extrusion cylinder 401, and a rotary granule cutting cover 403 is disposed on the extrusion die head.

Finally, a control panel 100 is further disposed on the front side of the processing machine case 1, and start-stop and other control functions of all electrical devices in the whole device are realized through the control panel 100.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The feed formula capable of increasing the meat yield of the eels is characterized by comprising the following components in parts by weight: 60-80 parts of steam-dried fish meal, 30-40 parts of corn starch, 25-40 parts of soybean meal, 2-3 parts of cod-liver oil, 1-3 parts of beer yeast, 1-2 parts of compound vitamin and 0.5-1 part of choline chloride.

2. The feed formula capable of improving the meat yield of the eels in claim 1, is characterized by comprising the following components in parts by weight: 72 parts of steam-dried fish meal, 38 parts of corn starch, 26 parts of soybean meal, 3 parts of cod-liver oil, 2 parts of beer yeast, 1.6 parts of compound vitamin and 0.8 part of choline chloride.

3. A process for preparing a feed for increasing the meat yield of eel as claimed in claim 1 or 2, which comprises the following steps:

respectively weighing steam-dried fish meal, corn starch, bean pulp, cod liver oil, beer yeast, compound vitamin and choline chloride according to the weight ratio for later use;

putting the weighed steam-dried fish meal, corn starch and soybean meal into a screening device, crushing and screening to obtain fine materials, and then heating and drying the screened fine materials;

putting the heated and dried fine materials into a stirring device, adding the weighed meal, cod liver oil, beer yeast, compound vitamin and choline chloride, and fully stirring and mixing the fine materials;

and finally, feeding the mixture into an extrusion granulator for puffing granulation, and coating and drying the obtained feed particle blank to obtain the feed.

4. An apparatus for preparing the feed capable of increasing the meat yield of the eel according to claim 1 or 2, which comprises a processing machine box (1), a plurality of quantitative feeding devices (3) and an extrusion granulating device (4), wherein the lower end of the processing machine box (1) is connected with a plurality of support rods (101), the upper surface of the processing machine box (1) is provided with a discharge opening (102) connected with each quantitative feeding device (3) at intervals, guide rails (103) are welded on the front and rear inner side walls of the processing machine box (1) below the discharge opening (102), roller grooves (1031) are formed on the opposite surfaces of the two guide rails (103), a screen frame (104) is arranged between the two guide rails (103), the front and rear side surfaces of each screen frame (104) are connected with a row of rollers (105), and each row of rollers (105) are arranged in roller grooves (1031) on the corresponding guide rails (103), a screen (106) is welded in the screen frame (104), a motor mounting seat (107) is arranged on the right side wall of the processing case (1), a cam motor (108) is fixedly arranged on the motor mounting seat (107), a cam (109) is connected to an output shaft of the cam motor (108), and an abutting block (110) abutting against the cam (109) is connected to the right side surface of the screen frame (104);

a bar-shaped opening (111) which is at the same horizontal height with a guide rail (103) is formed in the left side surface of the processing case (1), a bar-shaped sealing plate (112) is arranged in the bar-shaped opening (111), connecting bolts (113) are screwed at the front end and the rear end of the bar-shaped sealing plate (112), connecting screw holes (114) matched with the connecting bolts (113) are formed in the front side and the rear side of the bar-shaped opening (111), a plurality of telescopic cylinders (115) are connected to the inner side surface of the bar-shaped sealing plate (112) at intervals, telescopic rods (116) are inserted in the telescopic cylinders (115), a vibrating spring (117) is connected between the inner ends of the telescopic rods (116) and the inner walls of the telescopic cylinders (115), and the outer ends of the telescopic rods (116) are connected with a screen frame (104);

two belt rollers (118) are arranged at the left end and the right end of an inner cavity of the processing case (1) which are positioned right below the screen frame (104), a conveyor belt (119) is connected between the two belt rollers (118), a belt motor (120) is arranged on the front side surface of the processing case (1), the end part of an output shaft of the belt motor (120) extending into the processing case (1) is connected with one of the belt rollers (118), a heat insulation mounting plate (121) is arranged between the upper layer and the lower layer of the conveyor belt (119), and a resistance heating block (122) is arranged on the upper surface of the heat insulation mounting plate (121);

be located be provided with rabbling mechanism (5) in processing machine case (1) of conveyer belt (119) below, rabbling mechanism (5) are including controlling (mixing) shaft (501) that the level set up, agitator motor (502) are installed to processing machine case (1) left surface lower extreme, the tip that the output shaft of agitator motor (502) stretched into in processing machine case (1) is connected with (mixing) shaft (501), be connected with spiral stirring leaf (503) on (mixing) shaft (501) of being close to agitator motor (502) one side is connected with disc body (504), evenly be connected with a plurality of radial connecting rod (505) on the disc body's (504) the outer disc, every the end connection of radial connecting rod (505) has shoveling plate (506) with processing machine case (1) lower extreme stirring cavity laminating mutually, and every there are many stirring rod (507) towards (501) interval welding on the medial surface of shoveling plate (506), the lower surface right-hand member of processing machine case (1) is connected with the bin outlet, be connected with unloading passageway (508) on the bin outlet, the lower extreme of unloading passageway (508) is connected with extrusion prilling granulator (4).

5. The equipment for improving the feed yield of the eel meat according to the claim 4, wherein the quantitative feeding device (3) comprises a hopper (301), a stepping motor (302) and a feeding barrel (303), the hopper (301) is connected with the upper surface of the outer end of the feeding barrel (303), the stepping motor (302) is arranged on the outer end surface of the feeding barrel (303), and the end part of the output shaft of the feeding barrel (303) extending into the feeding barrel (303) is connected with a spiral feeding blade.

6. The equipment for improving the meat yield of eel according to claim 4, wherein the extrusion granulation device (4) comprises an extrusion cylinder (401) connected with a feeding channel (508), the right end face of the extrusion cylinder (401) is provided with an extrusion motor (402), the end of the extrusion motor (402) extending into the extrusion cylinder (401) is connected with an extrusion spiral blade, the left end of the extrusion cylinder (401) is connected with an extrusion die head, and the extrusion die head is provided with a rotary granulating cover (403).

7. The device for producing feed capable of increasing meat yield of eel according to claim 4, wherein the front side of the processing machine box (1) is provided with a control panel (100).

8. The apparatus for producing feed with effect of increasing meat yield of eel according to claim 4, wherein the left and right inner walls of the screen frame (104) are connected with a plurality of breaking nails (1041) at intervals.

9. The equipment for producing feed capable of improving meat yield of eel according to claim 4, wherein the number of the telescopic cylinders (115) connected to the inner side surface of the strip-shaped closing plate (112) is 3-5.

10. The device for producing feed capable of improving meat yield of eels according to claim 4, wherein two heat insulation mounting bars (123) are connected to the front and rear side surfaces of the heat insulation mounting plate (121), and each heat insulation mounting bar (123) is connected with the front and rear inner walls of the processing machine case (1).