CN213762792U - Feed-grade monocalcium phosphate's particle size grading plant - Google Patents

Abstract

The utility model discloses a granularity grading plant of feed level monocalcium phosphate relates to monocalcium phosphate production facility technical field. A grading screen shell of the grading device is fixed on a base, two sides of the base are hung on a cross beam of the rack through a hanging rod, and a vibration exciter is arranged on the base and is connected with one side of the grading screen shell; a feed hopper is arranged on one side of the top of the classifying screen shell, and a plurality of observation holes are formed in one side of the feed hopper along the length direction of the classifying screen shell; a first discharge hole, a second discharge hole and a third discharge hole are sequentially formed in one side of the bottom of the classifying screen shell; inside down having set gradually first screen cloth, second screen cloth from top to bottom of classifying screen casing, first screen cloth end and first discharge gate intercommunication, second screen cloth end and second discharge gate intercommunication. Through the first screen cloth and the second screen cloth that set up in the classifying screen casing, combine the drive of vibration exciter, realize the particle size classification to feed level monocalcium phosphate product to obtain the product of different particle size grades, in order to satisfy market demand.

Description

Feed-grade monocalcium phosphate's particle size grading plant

Technical Field

The utility model relates to a calcium dihydrogen phosphate production facility technical field, concretely relates to feed-grade calcium dihydrogen phosphate's particle size grading plant.

Background

When the domestic MCP device is initially designed to produce feed-grade calcium dihydrogen phosphate products, large-particle-size products with the particle size of 0.5-2.0mm are basically set, particularly, the requirement of the whole market for the products with the particle size of 0.2-1.2mm is gradually increased in 2015, and the products with the particle size of 0.2-1.2mm become the basic requirement in the market in 2016. The 0.2-1.2mm product is a finished product screened once by the production device, but the device does not have the capability of grading the particle size.

With the diversified demands of people on material life, the feed varieties used by different animals become rich day by day, and the requirement on the granularity of feed-grade monocalcium phosphate products is more and more, particularly for breeding industries such as porkets, aquatic products and the like. At different growth stages, the animals have different absorption and demand for the feed, the products with small demand for the suckling pigs and small grain diameters are easy to digest, the demand for the feed is gradually increased along with continuous growth, the feed with larger grain diameters can be used, and the cost is saved. According to market research, the demand of feed-grade calcium dihydrogen phosphate small-particle products is more and more vigorous, and the selling price of the small-particle products is improved by 50-100 yuan/t (taking 0.2-0.8mm as an example) compared with the conventional particle size, so that the product price is better if the feed-grade calcium dihydrogen phosphate can be further classified, different customer demands can be met, and remarkable economic benefits can be brought to enterprises.

Therefore, the development of a feed grade calcium dihydrogen phosphate particle size classification device is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a granularity grading plant of fodder level monocalcium phosphate solves the unable problem that carries out the granularity grading of current MCP apparatus for producing.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a grain size grading plant of feed level monocalcium phosphate which characterized in that: the grading sieve comprises a grading sieve shell, a base, a rack and a vibration exciter, wherein the grading sieve shell is fixed on the base, two sides of the base are hung on a cross beam of the rack through hanging rods, and the vibration exciter is arranged on the base and is connected with one side of the grading sieve shell; a feed hopper is arranged on one side of the top of the classifying screen shell, and a plurality of observation holes are formed in one side of the feed hopper along the length direction of the classifying screen shell; a first discharge hole, a second discharge hole and a third discharge hole are sequentially formed in one side of the bottom of the classifying screen shell; inside down having set gradually first screen cloth, second screen cloth from top to bottom of classifying screen shell, first screen cloth end and first discharge gate intercommunication, second screen cloth end and second discharge gate intercommunication.

A still further technical scheme is that the first screen comprises a plurality of first screen units, each first screen unit comprises a side plate, a first screen plate and a frame, the side plates are fixedly connected with one side of the first screen plates, the frames are fixedly connected with the left three sides of the first screen plates, guide rails are arranged in the classifying screen shell, the frames are inserted into the classifying screen shell along the guide rails, and screen inlet and outlet grooves are formed in the side wall of the classifying screen shell.

A further technical scheme is that the second screen comprises a plurality of second screen units, each second screen unit comprises a side plate, a second screen plate and a frame, the side plates are fixedly connected with one side of the second screen plate, the frames are fixedly connected with the rest three sides of the second screen plate, and the aperture of each second screen plate is smaller than that of the first screen plate.

The further technical proposal is that the outer side wall of the side plate is provided with a handle.

A further technical scheme is that the frame is I-shaped, a groove on one side is connected with the first sieve plate in a clamped mode, a groove on the other side is matched with the guide rail, and a rubber sealing strip is attached to the inner portion of the groove.

The working principle is as follows: after the feed-grade monocalcium phosphate product is processed, the feed-grade monocalcium phosphate enters the grading sieve shell from the feed hopper, the grading sieve shell vibrates according to a set path under the action of the vibration exciter, and the product moves towards the discharge opening while vibrating and screening from the side of the feed opening. After the product was sieved on first screen cloth, great granule was discharged from first discharge gate, and less granule drops and continues to sieve on the second screen cloth, and medium granule is discharged from the second discharge gate, and minimum grade granule is discharged from the third discharge gate, can obtain the product of different particle size grades from this once, satisfies the market demand.

In order to meet the capacity requirement, the whole area of the screen is large, but once the screen is damaged, the whole screen needs to be replaced, and the screen is designed into a mode of splicing a plurality of units for reducing the cost. The unit has curb plate, sieve and frame to constitute, then sets up the guide rail in the classifying screen shell, pegs graft the frame through the handle along the guide rail and can install the unit in the classifying screen shell, can see or just can see the damaged condition of screen cloth through handle pull-out sieve from the observation hole, avoids whole screen cloth area too big to lead to out of shape like this, also can conveniently change and wash. The frame is designed into the I shape, and pastes in the recess and establish rubber seal strip for frame and guide rail clearance are filled by rubber seal strip, avoid in the product granule gets into the clearance.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the first screen cloth and the second screen cloth that set up in the classifying screen casing, combine the drive of vibration exciter, realize the particle size classification to feed level monocalcium phosphate product to obtain the product of different particle size grades, in order to satisfy market demand.

2. Through the mode of designing into a plurality of units concatenations with the screen cloth, make things convenient for the change and the washing of screen cloth, avoid whole screen cloth area too big to lead to warping, also avoid the screen cloth to lead to whole change the problem that the cost is high and change wastes time and energy because of local damage.

3. The frame is designed into the I-shaped structure, so that the sieve plate and the frame, the frame and the guide rail are assembled conveniently, and the rubber sealing strips prevent product particles from entering gaps between the frame and the guide rail to cause blockage, thereby avoiding the problem that the screen unit is difficult to extract.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the internal structure schematic diagram of the classifying screen casing of the present invention.

Fig. 3 is a schematic structural diagram of the first screen and the second screen in the present invention.

In the figure: 1-grading sieve shell, 101-feed hopper, 102-observation hole, 103-first discharge hole, 104-second discharge hole, 105-third discharge hole, 106-first screen, 107-second screen, 108-handle, 109-side plate, 110-first screen plate, 111-frame, 112-second screen plate, 2-base, 3-frame and 4-vibration exciter.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Fig. 1 shows a feed-grade monocalcium phosphate particle size grading device, which comprises a grading sieve shell 1, a base 2, a rack 3 and a vibration exciter 4, wherein the grading sieve shell 1 is fixed on the base 2, and the rack 3 is similar to a portal frame and consists of a stand column and a cross beam. The two sides of the base 2 are hoisted on a cross beam of the frame 3 through a suspender, and the vibration exciter 4 is arranged on the base 2 and is connected with one side of the classifying screen shell 1. The vibration exciter 4 can vibrate according to a set path, frequency and amplitude to drive the grading screen shell 1 to vibrate.

As shown in fig. 2, a feed hopper 101 is arranged on one side of the top of the classifying screen shell 1, and a plurality of observation holes 102 are arranged on one side of the feed hopper 101 along the length direction of the classifying screen shell 1; a first discharge hole 103, a second discharge hole 104 and a third discharge hole 105 are sequentially arranged on one side of the bottom of the classifying screen shell 1; the inside first screen cloth 106, the second screen cloth 107 of having set gradually from top to bottom of classifying screen casing 1, first screen cloth 106, the equal slope setting of second screen cloth 107. The first screen 106 end communicates with the first outlet 103 and the second screen 107 end communicates with the second outlet 104.

After the feed-grade monocalcium phosphate product is processed, the feed-grade monocalcium phosphate enters the grading sieve shell 1 from the feed hopper 101, the grading sieve shell 1 vibrates according to a set path under the action of the vibration exciter 4, and the product moves towards the discharge opening while vibrating and screening from the feed hopper 101 side. After the product is screened on the first screen 106, the larger particles are discharged from the first discharge port 103, the smaller particles fall on the second screen 107 to be screened continuously, the medium particles are discharged from the second discharge port 104, and the minimum grade particles are discharged from the third discharge port 105, so that products with different particle size grades can be obtained at one time, and the market demand is met.

Example 2

In order to further optimize the technical solution in embodiment 1, in this embodiment, the first screen 106 is composed of two first screen units, each first screen unit includes a side plate 109, a first screen plate 110, and a frame 111, the side plate 109 is fixedly connected to one side of the first screen plate 110, the frame 111 is fixedly connected to the remaining three sides of the first screen plate 110, three guide rails are arranged in the classifying screen casing 1, the frame 111 is inserted into the classifying screen casing 1 along the guide rails, and a screen inlet and outlet groove is formed in the side wall of the classifying screen casing 1. As shown in fig. 3, the second screen 107 includes a plurality of second screen units, each second screen unit includes a side plate 109, a second screening deck 112, and a frame 111, the side plate 109 is fixedly connected to one side of the second screening deck 112, the frame 111 is fixedly connected to the remaining three sides of the second screening deck 112, and the aperture of the second screening deck 112 is smaller than that of the first screening deck 110. To meet the requirement of capacity, the whole area of the screen is large, the area is usually 10m2, the screen is a whole mesh plate, and the center of the mesh plate can sink and deform under the influence of gravity, so that the screening effect can be influenced. And once local damage appears then whole screen cloth all need be changed, and the change degree of difficulty is big wastes time and energy. The first screen unit and the second screen unit are spliced into corresponding screens respectively, and are spliced through the guide rails, so that the screens are convenient to replace and clean.

For convenience of operation, handles 108 are provided on the outer side walls of the side plates 109. For avoiding the granule to block up the fit-up gap between frame 111 and the guide rail, frame 111 is the I shape, and one side recess and first sieve 110 joint, opposite side recess and guide rail cooperation, and the recess is interior to paste and is equipped with the rubber seal strip.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More particularly, various variations and modifications are possible in the component parts and/or arrangements within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims (5)

1. The utility model provides a grain size grading plant of feed level monocalcium phosphate which characterized in that: the vibration screening machine comprises a grading screen shell (1), a base (2), a rack (3) and a vibration exciter (4), wherein the grading screen shell (1) is fixed on the base (2), two sides of the base (2) are hung on a cross beam of the rack (3) through a hanging rod, and the vibration exciter (4) is arranged on the base (2) and is connected with one side of the grading screen shell (1); a feed hopper (101) is arranged on one side of the top of the classifying screen shell (1), and a plurality of observation holes (102) are formed in one side of the feed hopper (101) along the length direction of the classifying screen shell (1); a first discharge hole (103), a second discharge hole (104) and a third discharge hole (105) are sequentially formed in one side of the bottom of the grading screen shell (1); the grading screen is characterized in that a first screen (106) and a second screen (107) are sequentially arranged inside the grading screen shell (1) from top to bottom, the tail end of the first screen (106) is communicated with the first discharge hole (103), and the tail end of the second screen (107) is communicated with the second discharge hole (104).

2. The feed grade monocalcium phosphate grading plant of claim 1, wherein: first screen cloth (106) include a plurality of first screen cloth units, and first screen cloth unit includes curb plate (109), first sieve (110) and frame (111), curb plate (109) and first sieve (110) one side fixed connection, and frame (111) and first sieve (110) remain three sides fixed connection, are provided with the guide rail in classifying screen casing (1), and frame (111) are pegged graft in classifying screen casing (1) along the guide rail, have seted up the screen cloth on classifying screen casing (1) lateral wall and have advanced out the groove.

3. The feed grade monocalcium phosphate grading plant of claim 2, wherein: the second screen (107) comprises a plurality of second screen units, each second screen unit comprises a side plate (109), a second screen plate (112) and a frame (111), the side plates (109) are fixedly connected with one side of the second screen plates (112), the frames (111) are fixedly connected with the rest three sides of the second screen plates (112), and the mesh opening of the second screen plates (112) is smaller than that of the first screen plates (110).

4. The feed grade monocalcium phosphate grading plant of claim 3, wherein: and a handle (108) is arranged on the outer side wall of the side plate (109).

5. The feed grade monocalcium phosphate grading plant of claim 2, wherein: frame (111) are the I shape, and one side recess and first sieve (110) joint, opposite side recess and guide rail cooperation, and the recess is interior to paste and be equipped with the rubber seal strip.

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