Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an ecological high-protein nutrition livestock feed collecting device.
In order to achieve the purpose, the invention adopts the following technical scheme: an ecological high-protein nutritional livestock feed collecting device comprises a base and a lower collecting frame mechanism, wherein the lower collecting frame mechanism is fixed at the upper part of the base;
the lower collecting rack mechanism comprises a lower water tank, lower water permeable components and lower collecting rack components, wherein two sides of the lower water tank are obliquely and fixedly connected with the lower collecting rack components, the two lower collecting rack components are symmetrically arranged on two sides of the lower water tank, the lower water tank is used for infiltrating the lower collecting rack components through the lower water permeable components, and a horizontal line epsilon at the bottom of the lower collecting rack components is positioned on the upper part of the base;
the lower water permeable assembly comprises a first water permeable channel, a second water permeable channel and a water permeable plug, the water permeable plug is arranged between the first water permeable channel and the second water permeable channel in a matching mode, the first water permeable channel is rectangular and hollow, the second water permeable channel is arranged on one side of the first water permeable channel and is rectangular and hollow, the width of the first water permeable channel is larger than that of the second water permeable channel, and the water permeable plug is rectangular and is embedded between the first water permeable channel and the second water permeable channel in a matching mode;
the lower collecting support component comprises a lower collecting plate, a lower collecting groove and a scraper component, the lower collecting plate is a rectangular plate, one end of the lower collecting plate is fixedly connected with the side wall of the lower water tank, an included angle α between the lower water tank and the lower collecting plate is 70-85 degrees, the lower collecting groove is arranged at the edge of the lower collecting plate and is in a 'ㄩ' shape, the lower collecting groove is lapped with the lower collecting groove, and the scraper component is arranged at the upper part of the lower collecting plate.
The water draining tank comprises a first water draining tank side wall, a second water draining tank side wall, a third water draining tank side wall, a fourth water draining tank side wall and a water draining tank cavity, wherein the first water draining tank side wall, the second water draining tank side wall, the third water draining tank side wall and the fourth water draining tank side wall are mutually and vertically connected end to end, the bottoms of the first water draining tank side wall, the second water draining tank side wall, the third water draining tank side wall and the fourth water draining tank side wall are vertically and fixedly connected with the upper portion of the base, the water draining tank cavity is formed among the first water draining tank side wall, the second water draining tank side wall, the third water draining tank side wall and the fourth water draining tank side wall, and the water draining tank cavity is in.
The lower embedded groove is formed in the first lower trough side wall, the second lower trough side wall, the third lower trough side wall and the four upper portions of the lower trough side walls, the lower embedded groove is in an ∟ shape, the lower embedded groove is arranged along the first lower trough side wall, the second lower trough side wall, the third lower trough side wall and the four upper portion edges of the lower trough side walls and surrounds the first lower trough side wall, the second lower trough side wall, the third lower trough side wall and the four upper portions of the lower trough side walls for a circle, embedded groove sealing rubber is fixed on the outer wall of the lower embedded groove, and lower water permeating assemblies are arranged in the middle of the first lower trough side wall and the three side plates of the lower trough side walls.
The water permeable plug comprises a plug body, a first filter screen, a second filter screen, a plug body cavity and water permeable sand, the cross section of the plug body is in a T shape, the front side of the plug body is arranged in the first water permeable channel, the rear side of the plug body is arranged in the second water permeable channel, the two ends of the plug body are in an open shape, the plug body cavity is arranged in the middle of the plug body, the first filter screen is fixed at the opening of one end of the plug body, the second filter screen is fixed at the opening of the other end of the plug body, and the.
The first baffle and the second baffle are fixed on the lower collecting plate, the cross sections of the first baffle and the second baffle are semicircular, the first baffle and the second baffle are arranged in parallel, the first baffle and the second baffle extend to the lower portion of the lower collecting plate from the upper portion of the lower collecting plate, and a dung laying area is formed between the first baffle and the second baffle.
The lower collecting groove comprises a first lower collecting groove, a second lower collecting groove and a third lower collecting groove, the first lower collecting groove, the second lower collecting groove and the third lower collecting groove are arranged at the edge of the lower collecting plate, the third lower collecting groove is arranged at the edge of the bottom of the lower collecting plate, two sides of the third lower collecting groove are respectively communicated with the bottom of the first lower collecting groove and the bottom of the second lower collecting groove, the first lower collecting groove and the second lower collecting groove are arranged in parallel, the sections of the first lower collecting groove, the second lower collecting groove and the third lower collecting groove are all in an ∪ shape,
the middle position of the bottom of the first lower collecting groove is provided with a first collecting hole, the middle position of the bottom of the second lower collecting groove is provided with a second collecting hole, the middle position of the bottom of the third lower collecting groove is provided with a third collecting hole, the joint of the first lower collecting groove and the third lower collecting groove is provided with a fourth collecting hole, and the joint of the second lower collecting groove and the third lower collecting groove is provided with a fifth collecting hole.
The lower collecting groove comprises a first lower collecting groove, a second lower collecting groove and a third lower collecting groove, the first lower collecting groove, the second lower collecting groove and the third lower collecting groove are all in inverted omega shapes, two sides of the first lower collecting groove are lapped on two upper end faces of the first lower collecting groove, the bottom of the first lower collecting groove is matched and arranged in the first lower collecting groove, two sides of the second lower collecting groove are lapped on two upper end faces of the second lower collecting groove, two bottoms of the second lower collecting groove are matched and arranged in the second lower collecting groove, two sides of the third lower collecting groove are lapped on two sides of the third lower collecting groove, and the three bottoms of the third lower collecting groove are matched and arranged in the third lower collecting groove.
The scraper blade subassembly includes curb plate one, curb plate two, curb plate groove, push pedal and scraper blade, and curb plate one and curb plate two are parallelogram shape, curb plate one bottom one side and collection board one side looks fixed connection down, curb plate two bottom one side and collection board opposite side looks fixed connection down, and curb plate one, two upper portions of curb plate all link up and set up the curb plate groove, and the curb plate groove is parallelogram.
The push pedal is including pushing away the plate body, the handle, picture peg groove and rubber portion, it is three-dimensional platelike to push away the plate body, the matching of push pedal body both ends sets up in the curb plate inslot, the fixed handle in push pedal body both sides, the handle is round bar shape, handle one end and push pedal body lateral wall fixed connection, push pedal body upper portion intermediate position link up and set up the picture peg groove, the picture peg groove is the rectangle form, both sides inner wall fixed rubber portion around the picture peg groove, rubber portion sets up the arc recess for rectangle form and its middle part, the arc recess is "the" nu "form, the scraper blade is the rectangular plate, the scraper blade both sides set up scraper blade arc portion, scraper blade arc portion is down" the nu "form, scraper blade.
Compared with the prior art, the invention has the beneficial effects that: the collecting device has a reasonable structure, can provide a suitable living environment for the maggots, can also collect the maggots conveniently, the lower collecting bracket component and the lower water tank are arranged obliquely so as to facilitate the permeation and infiltration of the lower water permeable component to the maggot living environment, and the maggots and excrement feed in the lower collecting bracket component are easy to separate, so that the collecting efficiency of the maggots is improved.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings.
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic diagram of the structure at a in fig. 1.
FIG. 4 is a schematic top view of the sink of the present invention.
Fig. 5 is a schematic diagram of the structure at B in fig. 1.
FIG. 6 is a side view of the lower water permeable assembly of the present invention.
Fig. 7 is a schematic view of the structure of the water-permeable plug of the present invention.
Fig. 8 is a schematic view of the side view of the lower collecting plate in the present invention.
FIG. 9 is a side view of the squeegee assembly of the present invention.
Fig. 10 is a schematic view of the structure at C in fig. 2.
Fig. 11 is a schematic view of the structure of the present invention in use.
In the above drawings, the corresponding names of the reference numerals are a base 1, a vertical flow channel 11, a transverse flow channel 12, a transverse pipe 13, a lower collecting frame mechanism 2, a lower water tank 21, a lower water permeable component 218, a lower collecting frame component 22, a lower water tank side wall one 212, a lower water tank side wall two 213, a lower water tank side wall three 214, a lower water tank side wall four 215, a water tank cavity 216, a lower embedded groove 217, embedded groove sealing rubber 2171, a water permeable channel one 2181, a water permeable channel two 2182, a water permeable plug 2183, a plug 21831, a filter screen one 21832, a filter screen two 21833, a plug body cavity 21834, water permeable sand 21835, a lower collecting frame component 22, a lower collecting plate 221, a lower collecting groove 222, a lower collecting groove 223, a scraper component 224, a lower collecting plate 221, a baffle one 2211, a baffle two 2212, a lower collecting groove one 2222222222, a lower collecting groove three 2222223, a collecting hole one 22222211, a collecting hole two 22221 and a collecting hole 22131, The four collecting holes 22232, the five collecting holes 22233, the lower collecting groove 223, the first lower collecting groove 2231, the second lower collecting groove 2232, the third lower collecting groove 2233, the scraper component 224, the first side plate 2241, the second side plate 2242, the side plate groove 2243, the push plate 2244, the scraper 2245, the push plate body 22441, the handle 22442, the inserting plate groove 22443, the rubber part 22444, and the upper collecting frame mechanism 3 comprise a water feeding groove 31 and an upper collecting frame component 32.
Detailed Description
The present invention will be described in further detail with reference to the following examples, which are provided only for illustrating the present invention and are not intended to limit the scope of the present invention.
Please refer to fig. 1-11, which illustrate an ecological high protein nutrition livestock feed collecting device, comprising a base 1 and a lower collecting frame mechanism 2, wherein the upper part of the base 1 is fixed with the lower collecting frame mechanism 2; the base 1 is used for supporting the collecting frame mechanism 2, and the collecting frame mechanism 2 is used for breeding the fly maggots with manure and collecting the fly maggots at the same time.
The base 1 is rectangular, the vertical flow passage 11, the transverse flow passage 12 and the transverse pipeline 13 are arranged on the base 1, the vertical flow passage 11 and the transverse flow passage 12 are distributed in an ∟ shape, the transverse flow passage 12 is fixedly connected with the transverse pipeline 13, the transverse pipeline 13 is provided with a valve 131, and the vertical flow passage 11, the transverse flow passage 12 and the transverse pipeline 13 are used for discharging water remained in the drain tank 21 when the remained water in the drain tank 21 needs to be discharged.
The lower collecting rack mechanism 2 comprises a lower water tank 21, lower water permeable components 218 and lower collecting rack components 22, two sides of the lower water tank 21 are obliquely and fixedly connected with the lower collecting rack components 22, the number of the lower collecting rack components 22 is two, the lower collecting rack components 22 are symmetrically arranged on two sides of the lower water tank 21, the lower water tank 21 is used for infiltrating the lower collecting rack components 22 through the lower water permeable components 218, and a horizontal line epsilon at the bottom of the lower collecting rack components 22 is positioned on the upper part of the base 1. The lower water tank 21 is used for storing water, the lower water permeable assembly 218 has a certain water permeable function, and the stored water seeps into the lower collecting bracket assembly 22 through the lower water permeable assembly 218 to perform infiltration and wetting on manure in the lower collecting bracket assembly 22, so as to provide a wet environment for fly maggots living on the manure.
Referring to fig. 4, the sink 21 includes a first sink side wall 212, a second sink side wall 213, a third sink side wall 214, a fourth sink side wall 215, and a sink cavity 216, wherein the first sink side wall 212, the second sink side wall 213, the third sink side wall 214, and the fourth sink side wall 215 are vertically connected end to end, the first sink side wall 212, the second sink side wall 213, the third sink side wall 214, and the fourth sink side wall 215 are vertically and fixedly connected to the upper portion of the base 1, a sink cavity 216 is formed between the first sink side wall 212, the second sink side wall 213, the third sink side wall 214, and the fourth sink side wall 215, the sink cavity 216 is in an upper shape, and the vertical flow channel 11 is communicated with the sink cavity 216. The water tank cavity 216 can store certain moisture in advance, and in the process of breeding fly maggots with manure, water in the water tank cavity 216 permeates into the manure in the lower collecting support assembly 22 through the lower water permeable assembly 218, and meanwhile, due to the fact that the lower collecting support assembly 22 is inclined, infiltration of moisture is facilitated, and therefore the manure in the lower collecting support assembly 22 can be uninterruptedly infiltrated by the water in the water tank cavity 216.
The lower embedded groove 217 is formed in the upper portions of the first lower tank side wall 212, the second lower tank side wall 213, the third lower tank side wall 214 and the fourth lower tank side wall 215, the lower embedded groove 217 is in a shape of ∟, the lower embedded groove 217 is arranged along the upper edges of the first lower tank side wall 212, the second lower tank side wall 213, the third lower tank side wall 214 and the fourth lower tank side wall 215 and surrounds the upper portion of the first lower tank side wall 212, the second lower tank side wall 213, the third lower tank side wall 214 and the fourth lower tank side wall 215, the embedded groove sealing rubber 2171 is fixed on the outer wall of the lower embedded groove 217, referring to fig. 11, the embedded groove sealing rubber 2171 plays a role in sealing a contact gap between the first lower tank 21 and the upper tank 31 when the lower tank 21 and the upper tank 31 are buckled, and water is prevented from overflowing between.
The lower water permeable assembly 218 is arranged in the middle of the side plate of the first lower water tank side wall 212 and the third lower water tank side wall 214, and referring to fig. 5, 6 and 7, the lower water permeable assembly 218 comprises a first water permeable channel 2181, a second water permeable channel 2182 and a water permeable plug 2183, the water permeable plug 2183 is arranged between the first water permeable channel 2181 and the second water permeable channel 2182 in a matching manner, the water permeable plug 2183 plays a role in slow water seepage, and controls water to slowly seep out of the lower water permeable assembly 218, the first water permeable channel 2181 is rectangular hollow, the second water permeable channel 2182 is arranged on one side of the first water permeable channel 2181, the second water permeable channel 2182 is rectangular hollow, the width of the first water permeable channel 2181 is larger than that of the second water permeable channel 2182, and the water permeable plug 2183 is rectangular and.
Referring to fig. 7, the water permeable plug 2183 includes a plug 21831, a first filter 21832, a second filter 21833, a plug cavity 21834 and water permeable sand 21835, the cross section of the plug 21831 is "T", the front side of the plug 21831 is disposed in the first water permeable channel 2181, the rear side of the plug 21831 is disposed in the second water permeable channel 2182, two ends of the plug 21831 are open, the middle of the plug 21831 is disposed with the plug cavity 21834, the first filter 21832 is fixed at one end opening of the plug 21831, the second filter 21833 is fixed at the other end opening of the plug 21831, the water permeable sand 21835 is made of fine sand, and the water permeable sand 21835 is filled in the plug cavity 21834. The permeable sand 21835 mainly plays a role in slowly permeating water to control the overflow speed of water flow, so that water is prevented from directly flowing out of the plug body cavity 21834, and the first filter screen 21832 and the second filter screen 21833 are made of fine yarn meshes to prevent the permeable sand 21835 from scattering and losing.
The lower collecting bracket assembly 22 comprises a lower collecting plate 221, a lower collecting groove 222, a lower collecting groove 223 and a scraper assembly 224, wherein the lower collecting plate 221 is a rectangular plate, one end of the lower collecting plate 221 is fixedly connected with the side wall of the lower trough 21, an included angle α between the lower trough 21 and the lower collecting plate 221 is 70-85 degrees, preferably 80 degrees, the lower collecting groove 222 is arranged at the edge of the lower collecting plate 221, the lower collecting groove 222 is in a shape of 'ㄩ', the lower collecting groove 223 is bridged on the lower collecting groove 222, the scraper assembly 224 is arranged at the upper part of the lower collecting plate 221, the scraper assembly 224 acts between the lower collecting groove 222, on one hand, the fly maggots can be conveniently spread out in the lower collecting plate 221, meanwhile, the fly maggots can be gradually scraped off layer by layer under the action of the scraper assembly 224, and finally, part of the fly maggots in the fly maggots are separated from the manure from the upper layer by layer, the lower collecting groove 221 is obliquely arranged, the lower collecting groove 222, the lower collecting groove 223 is convenient, and the surface layer of the fly maggots can be conveniently scraped off the manure assembly.
Please refer to fig. 2 and 8, the first baffle 2211 and the second baffle 2212 are fixed on the lower collecting plate 221, the first baffle 2211 and the second baffle 2212 are both semicircular in cross section, the first baffle 2211 and the second baffle 2212 are arranged in parallel, the first baffle 2211 and the second baffle 2212 both extend from the upper portion of the lower collecting plate 221 to the lower portion of the lower collecting plate 221, and a fecal material laying area 2213 is formed between the first baffle 2211 and the second baffle 2212. The manure material laying area 2213 is used for stacking manure materials, the manure materials are stacked on the lower collecting plate 221, maggot larvae are laid on the manure materials, and the end surfaces of the manure materials are flush with the upper end surfaces of the first baffle 2211 and the second baffle 2212;
the lower collecting groove 222 includes a first lower collecting groove 2221, a second lower collecting groove 2222, and a third lower collecting groove 2223, the first lower collecting groove 2221, the second lower collecting groove 2223, and the third lower collecting groove 2224 are opened at the edge of the lower collecting plate 221, the third lower collecting groove 2223 is formed at the bottom edge of the lower collecting plate 221, both sides of the third lower collecting groove 2223 are respectively communicated with the bottom of the first lower collecting groove 2221 and the bottom of the second lower collecting groove 2222, the first lower collecting groove 2221 and the second lower collecting groove 2222 are arranged in parallel, the first lower collecting groove 2221, the second lower collecting groove 2222, and the third lower collecting groove 2223 have a section of "∪", and maggots have a habit of being distributed to climb around the corners, so that a part of maggots enter the first lower collecting groove 2221, the second lower collecting groove 2222, and the third lower collecting groove 2223 during the cultivation, and thus the maggots can be directly collected through the first lower collecting groove 2221, the second lower collecting groove 2222, and the third lower collecting groove 2223.
The middle position of the bottom of the first lower collecting groove 2221 is provided with a first collecting hole 22211, the middle position of the bottom of the second lower collecting groove 2222 is provided with a second collecting hole 22221, the middle position of the bottom of the third lower collecting groove 2223 is provided with a third collecting hole 22231, the joint of the first lower collecting groove 2221 and the third lower collecting groove 2223 is provided with a fourth collecting hole 22232, and the joint of the second lower collecting groove 2222 and the third lower collecting groove 2223 is provided with a fifth collecting hole 22233. Usually, the first collecting hole 22211, the second collecting hole 2222, the third collecting hole 22231, the fourth collecting hole 22232 and the fifth collecting hole 22233 are all in a blocking state, each hole can be opened when larvae are collected, and container collectors such as barrels are arranged below to collect the maggot larvae.
The lower collecting and overlapping groove 223 comprises a lower collecting and overlapping groove I2231, a lower collecting and overlapping groove II 2232 and a lower collecting and overlapping groove III 2233, the lower collecting and overlapping groove I2231, the lower collecting and overlapping groove II 2232 and the lower collecting and overlapping groove III 2233 are all in an inverted omega shape, two sides of the lower collecting and overlapping groove I2231 are overlapped on two sides of the upper end face of the lower collecting groove I2221, the bottom of the lower collecting and overlapping groove I2231 is matched and arranged in the lower collecting groove I2221, two sides of the lower collecting and overlapping groove II 2232 are overlapped on two sides of the upper end face of the lower collecting groove II 2222, the bottom of the lower collecting and overlapping groove II 2232 is matched and arranged in the lower collecting groove II 2222, and two sides of the lower collecting and overlapping groove III 2233 are overlapped on two sides of the. The bottom of the lower collecting lap groove III 2233 is matched and arranged in the lower collecting groove III 2223. Collect down and take groove 223 and collect recess 222 upper portion down, the fly maggot is in the collection takes the groove 223 down of the direct entering of the in-process of crawling, collects down and takes the groove 223 because can dismantle and take out in can following collection takes the groove 223 down, can be direct will collect down and take groove 223 wherein fly maggot and empty the collection, collect like this more directly from collecting groove one 2221 down, collecting groove two 2222 down and collecting groove three 2223 down and collect the fly maggot larva more be convenient for collect the fly maggot.
Please refer to fig. 1, 2 and 8, the scraper component 224 includes a first side plate 2241, a second side plate 2242, a side plate groove 2243, a push plate 2244 and a scraper 2245, the first side plate 2241 and the second side plate 2242 are parallelogram-shaped, one side of the bottom of the first side plate 2241 is fixedly connected with one side of the lower collecting plate 221, one side of the bottom of the second side plate 2242 is fixedly connected with the other side of the lower collecting plate 221, the upper parts of the first side plate 2241 and the second side plate 2242 are provided with a side plate groove 2243, and the side plate groove 2243 is parallelogram.
With particular reference to fig. 2, 9 and 10, the push plate 2244 includes a push plate body 22441, a handle 22442, a board slot 22443 and a rubber part 22444, the push plate body 22441 is in a three-dimensional plate shape, two ends of the push plate body 22441 are disposed in the side plate slots 2243 in a matching manner, the fixed handles 22442 on two sides of the push plate body 22441 and the handle 22442 are in a circular rod shape, one end of the handle 22442 is fixedly connected with the side wall of the push plate body 22441, the board slot 22443 is formed through the middle position of the upper part of the push plate body 22441, the board slot 22443 is in a rectangular shape, the rubber part 22444 is fixed on the inner walls on the front and rear sides of the board slot 22443, the rubber part 22444 is in a rectangular shape and is provided with an arc-shaped groove 224441 in the middle part, the arc-shaped groove 224441 is in a "υ" shape, the scraper 2245 is a rectangular plate, scraper arc-shaped parts 22451. The scraper 2245 can be directly inserted into or pulled out of the arc-shaped groove 224441, and when the scraper 2245 is inserted into the arc-shaped groove 224441, the position of the scraper 2245 inserted into the arc-shaped groove 224441 is relatively fixed due to the elastic action of the rubber part 22444, so that the push plate 2244 can be pulled, and the scraper 2245 can scrape the surface layer of the excrement.
When in use, the upper part of the lower collecting frame mechanism 2 is detachably provided with an upper collecting frame mechanism 3; the upper collecting frame mechanism 3 and the lower collecting frame mechanism 2 can be embedded together in a matching mode, so that the upper water tank and the lower water tank are connected together, on one hand, the upper collecting frame mechanism 3 can be arranged on the upper portion of the lower collecting frame mechanism 2 to fully utilize the three-dimensional space to culture the maggots, and the culture efficiency of the maggots is improved.
Go up and collect frame mechanism 3 and include last basin 31, go up the subassembly that permeates water and go up and collect bracket component 32, go up basin 31 and the corresponding setting of lower basin 21, go up basin 31 and the basically unanimous of lower basin 21 structure, the structure difference point of going up basin 31 and lower basin 21 is: the bottom of the upper water tank 31 is provided with a boss 311, the boss 311 is rectangular and protrudes out of the lower end surface of the upper water tank 31, a hollow cavity 3111 is arranged in the boss 311, the boss 311 is matched with the lower embedded groove 217, and the boss 311 can be matched and inserted into the lower embedded groove 217. The upper and lower water permeable modules 218 and 32 are identical in structure and will not be described in detail, and the upper and lower collection support modules 22 and 32 are identical in structure and will not be described in detail.
In use, the lower collecting groove 223 is placed on the lower collecting groove 222;
firstly, animal manure feed is flatly paved in the manure paving area 2213, and the animal manure feed is formed by mixing 50% of pig manure, 25% of bean dregs, 5% of probiotics and 20% of wheat bran; then spreading the egg-collecting material containing fly maggot eggs on the animal excrement feed for mixing,
water is filled in the water tank cavity 216, and the water gradually enters the animal waste feed from the lower water permeable component 218 to soak the animal waste feed; moisture in the manure placement area 2213 is maintained, and the manure pile is not dried due to the slow infiltration of the lower water permeable component 218 and has proper humidity.
After the maggots are raised for a period of time, a part of the maggots climb into the lower collecting groove 223, when the maggots accumulate to a certain amount, the lower collecting groove 223 is moved out of the lower collecting groove 222, and the maggots in the lower collecting groove 223 are collected;
a small amount of maggots enter the lower collecting groove 222, and the maggots in the lower collecting groove 222 are discharged from the first collecting hole 22211, the second collecting hole 22221, the third collecting hole 22231, the fourth collecting hole 22232 and the fifth collecting hole 22233 by using a broom;
the adjusting scraper 2245 is arranged at the height of the inserting plate groove 22443, and the lower part of the scraper 2245 abuts against the animal excrement feed;
the push plate 2244 is pushed to enable the scraper 2245 to scrape the surface layer of the animal excrement feed, and fly maggot larvae have the optical phobicity and therefore gradually penetrate into the animal excrement feed at the lower layer;
the height of the scraper 2245 in the inserting plate groove 22443 is adjusted again, the lower part of the scraper 2245 is pressed into the animal excrement feed at the lower part until the animal excrement feed is separated from the fly maggots;
the maggots are swept into the lower collecting groove 223, and the lower collecting groove 223 is taken up to collect the maggots.
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.