CN218864834U - Cooling device for compound fertilizer particles - Google Patents
Cooling device for compound fertilizer particles Download PDFInfo
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- CN218864834U CN218864834U CN202221951511.8U CN202221951511U CN218864834U CN 218864834 U CN218864834 U CN 218864834U CN 202221951511 U CN202221951511 U CN 202221951511U CN 218864834 U CN218864834 U CN 218864834U
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Abstract
The utility model discloses a heat sink of compound fertilizer granule belongs to compound fertilizer technical field. The cooling tower comprises a base, a bracket on the base, a feed hopper and an annular air inlet pipe on the bracket, a tower body on the base, a feed inlet at the top of the tower body, an air outlet at the top of the tower body, a discharge outlet at the bottom of the tower body and an air inlet at the lower part of the tower body; the tower body is suspended on the base through an elastic supporting piece, the outer wall of the tower body is provided with a vibration motor, the upper part and the lower part of the tower body are provided with a plurality of layers of air distribution structures in parallel, and the lower part of the tower body is uniformly provided with a plurality of air inlets; the feed hopper is positioned right above the feed port and is connected with the feed port through a first telescopic hose; the annular air inlet pipe surrounds the lower part of the tower body, the inner side of the annular air inlet pipe is connected with the air inlet through a second telescopic hose, and the annular air inlet pipe is connected with a cold air supply device; each layer of air distribution structure comprises a plurality of air distribution plates which are arranged on the horizontal plane side by side, the air distribution plates of the adjacent layer of air distribution structure are arranged in a staggered mode, and the air distribution plates are upwards raised V-shaped plates or arc-shaped plates.
Description
Technical Field
The utility model belongs to the technical field of compound fertilizer, in particular to heat sink of compound fertilizer granule.
Background
A compound fertilizer is a substance which provides one or more nutrient elements necessary for plants, improves the soil property and enhances the soil fertility level. The compound fertilizer is processed by a chemical method and a physical method. The production of the compound fertilizer can adopt a physicochemical fertilization technology, improve the fertilizer efficiency, reduce the fertilization times and save the fertilization cost. In the production of the compound fertilizer, granulation is generally performed by a granulation method. The production of compound fertilizer by using aggregate method is a process of mixing solid basic raw materials of nitrogen, phosphorus and potassium according to a formula proportion, granulating, drying, cooling and screening so as to obtain the invented granular finished fertilizer.
The granulated compound fertilizer particles can be cooled by a fluidized bed, a cooling tower or a combination thereof. Common cooling tower includes the base, vertically locates tower body on the base, the feed inlet at tower body top, the air outlet at tower body top, the discharge gate of tower body bottom and the air intake etc. of tower body lower part, and compound fertilizer granule is downward, and cold wind upwards carries out cooling against the current to compound fertilizer granule. The common cooling tower has the defects of uneven cold air inlet and high downward falling speed of particles (the tower body can be heightened for prolonging the falling time, but the equipment cost is high and more), and the like, so that the cooling effect on the compound fertilizer particles is poor, and the compound fertilizer particles are easy to harden.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the embodiment of the utility model provides a heat sink of compound fertilizer granule sets up the tower body into vibrating structure in order to avoid compound fertilizer granule deposit on the grid plate, increases annular air-supply line and grid plate simultaneously, and the annular air-supply line lets the air inlet more even, and the grid plate lets the wind more even and slows down the falling speed of granule. The technical scheme is as follows:
the embodiment of the utility model provides a compound fertilizer granule's heat sink, including the cooling tower, the cooling tower includes base 1, the tower body 2 of vertical locating on base 1, the feed inlet 3 at tower body 2 top, the air outlet 4 at tower body 2 top, the discharge gate 5 and the air intake 6 of tower body 2 lower part of tower body 2 top; a bracket 7 is arranged on the base 1, and a feed hopper 8 and an annular air inlet pipe 9 are arranged on the bracket 7; the tower body 2 is suspended on the base 1 through an elastic supporting piece 10, the outer wall of the tower body is provided with a vibration motor 11 which can only vibrate vertically, the upper part and the lower part of the inner part of the tower body are provided with a multi-layer air distribution structure side by side, and the lower part of the tower body is uniformly provided with a plurality of air inlets 6; the feed hopper 8 is positioned right above the feed inlet 3 and is connected with the feed inlet 3 through a first flexible hose 12 which is vertically arranged; the annular air inlet pipe 9 surrounds the lower part of the tower body 2, the inner side of the annular air inlet pipe is connected with the air inlet 6 through a second flexible hose 13, and the annular air inlet pipe is connected with a cold air supply device through a pipeline; each layer of wind distribution structure comprises a plurality of wind distribution plates 14 which are arranged on the horizontal plane side by side, the wind distribution plates 14 of the adjacent layer of wind distribution structure are arranged in a staggered mode, and the wind distribution plates 14 are upwards raised V-shaped plates or arc-shaped plates.
Preferably, a circular refining baffle 15 is arranged at the upper part in the tower body 2 and under the feed inlet 3; the refining baffle 15 is horizontally arranged and is positioned above the air distribution structure, and the diameter of the refining baffle is larger than the inner diameter of the feed inlet 3.
Preferably, the air outlet 4 in the embodiment of the present invention is located at the top edge of the tower body 2.
Wherein, the air distribution structure of the top layer in the embodiment of the utility model provides a top that is located air intake 6.
Preferably, the tower body 2 in the embodiment of the present invention is a cylindrical structure, the bottom of which is conical, and the lower part of which is provided with a multi-layer air inlet structure; each layer of air inlet structure comprises a plurality of air inlets 6 which are uniformly distributed around the tower body 2, and a chute 16 which is matched with the air inlets 6 is arranged on the outer wall of the tower body 2 and positioned at each air inlet 6; the slide pipes 16 are arranged along the radial direction of the tower body 2 and are arranged obliquely upwards from inside to outside, the inner ends of the slide pipes are fixed on the outer wall of the tower body 2, the outer ends of the slide pipes are connected with the second telescopic hoses 13, and the inner walls of the slide pipes are smooth.
Preferably, the grid plate 14 in the embodiment of the present invention is a V-shaped plate with a vertex angle smaller than 45 °.
Specifically, the embodiment of the utility model provides an in a plurality of elastic support elements 10 around tower body 2 evenly distributed and it includes vertical guide post, the cover that locates on base 1 establishes the spacing bulge loop at the backup pad that just supplies the guide post to pass on spring, the tower body 2 of guide post lower part and the guide post top, the spring is located between the downside and the base 1 of backup pad, the backup pad can be on the guide post up-and-down motion, spacing bulge loop is used for preventing that the backup pad from breaking away from the guide post.
Further, the embodiment of the utility model provides a heat sink still includes the cooling fluidized bed, the cooling fluidized bed passes through the conveyer belt and is connected with feeder hopper 8.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the embodiment of the utility model provides a heat sink of compound fertilizer granule sets up the tower body into vibrating structure in order to avoid compound fertilizer granule deposit on the grid plate, increases annular air-supply line and grid plate simultaneously, and the annular air-supply line lets the air inlet more even, and the grid plate lets wind more even and slows down the falling speed of granule. In conclusion, the device can improve the cooling effect and reduce the possibility of hardening of the compound fertilizer. Production proves that the discharging temperature of compound fertilizer particles is about 30 ℃ under the conditions that the feeding temperature in a cooling tower is about 40 ℃ (the compound fertilizer is treated by a cooling fluidized bed) and the cold air temperature is 20-25 ℃, the cooling effect is obvious, and no hardening occurs in 6 months after bagged compound fertilizer particles (conventional nitrogen-phosphorus-potassium compound fertilizer, which contains a small amount of anti-caking agents) are stacked to 20 layers.
Drawings
Figure 1 is the heat sink of compound fertilizer granule that the embodiment of the utility model provides a.
In the figure: the device comprises a base 1, a tower body 2, a feed inlet 3, an air outlet 4, a discharge outlet 5, an air inlet 6, a support 7, a feed hopper 8, an annular air inlet pipe 9, an elastic support element 10, a vibration motor 11, a first telescopic hose 12, a second telescopic hose 13, an air distribution plate 14, a refining baffle 15 and a chute 16.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
Example 1
Referring to fig. 1, embodiment 1 provides a cooling device for compound fertilizer granules, including a cooling tower; the cooling tower includes base 1, support 7 on the base 1, feeder hopper 8 and annular air-supply line 9 on the support 7, vertical tower body 2 on locating the base 1, the feed inlet 3 (being used for the feeding at 2 tops of tower body, the air outlet 4 (being used for the air-out at 2 tops of tower body, accessible hose and play wind pipe connection, it is connected with cooling tail gas processing apparatus to go out the wind pipeline, the discharge gate 5 (being used for the ejection of compact of tower body 2 bottom, can set up the air seal machinery as required, air intake 6 (being used for the air inlet) of 2 lower parts of tower body, refining baffle 15 on 2 interior upper portions of tower body, the outer lower part of tower body annular air-supply line 9 of 2 outer lower parts of tower body and tower body 2 in the multilayer cloth wind structure etc. of lower part. The tower body 2 is suspended on the base 1 through elastic support members 10 (specifically, a plurality of (at least 3)) and has an outer wall provided with a vibration motor 11 (specifically, located in the middle of the tower body 2) which can only vibrate vertically and a plurality of air inlets 6 uniformly distributed on the lower portion (corresponding to the area where the multi-layer air distribution structure is located). The feed hopper 8 is located right above the feed inlet 3 and is connected with the feed inlet 3 through a vertically arranged first flexible hose 12. The annular air inlet pipe 9 is of an annular structure, surrounds the lower part of the tower body 2, is connected with the air inlet 6 through a second flexible hose 13 at the inner side, and is connected with a cold air supply device (for providing cold air at 20-25 ℃) through a pipeline. The multiple layers of air distribution structures are arranged side by side from top to bottom, each layer of air distribution structure comprises multiple air distribution plates 14 arranged side by side on the horizontal plane, and the air distribution plates 14 of the adjacent layers of air distribution structures are arranged in a staggered mode. The wind distribution plate 14 is horizontally arranged, is a V-shaped plate or an arc-shaped plate protruding upwards, and the like, and has two ends fixed on the inner wall of the tower body 2 and a smooth upper surface. A plurality of grid plates 14 on the same layer are parallel. The refining baffle 15 is a horizontally arranged circular plate, is located right below the feed inlet 3, is located above the air distribution structure, has a diameter larger than the inner diameter of the feed inlet 3, and is used for uniformly distributing the feed.
Preferably, referring to fig. 1, the air outlet 4 of the present invention is located at the top edge of the tower body 2 to avoid sucking away the fed compound fertilizer particles.
Wherein, the air distribution structure of the top layer in the embodiment of the utility model provides a be located the top of the air intake 6 at top.
Preferably, referring to fig. 1, the tower body 2 in the embodiment of the present invention is a cylindrical structure, the bottom of which is a cone (the discharge port 5 is located at the bottom of the cone), and the lower portion of which is provided with a multi-layer (at least two-layer) air inlet structure. Each layer of air inlet structure comprises a plurality of (at least six) air inlets 6 which are uniformly distributed around the tower body 2, and a chute 16 which is matched with the air inlets 6 in size is arranged on the outer wall of the tower body 2 and is positioned at each air inlet 6. The chute 16 is arranged along the radial direction of the tower body 2, is arranged obliquely upwards from inside to outside, is fixed at the inner end on the outer wall of the tower body 2, is connected with the outer end of the second flexible hose 13, has smooth inner wall and is a hard pipe. The chute 16 can reduce the possibility that the compound fertilizer particles enter the annular air inlet pipe 9 and the second telescopic hose 13, and the compound fertilizer particles slide into the tower body 2 due to the weight of the compound fertilizer particles after entering the chute 16. The chute 16 is preferably greater than 5cm in length.
Wherein, the first flexible hose 12 and the second flexible hose 13 in the embodiment of the present invention are corrugated flexible hoses.
Preferably, the grid plate 14 in the embodiment of the present invention is a V-shaped plate with a vertex angle smaller than 45 °. The distance between the adjacent air distribution plates 14 on the same layer is larger than 2cm so as to facilitate the smooth passing of compound fertilizer particles.
Specifically, referring to fig. 1, in the embodiment of the present invention, a plurality of elastic supporting members 10 are uniformly distributed around the tower body 2 and include a vertical guide post (specifically, a smooth cylinder) on the base 1, a spring sleeved on the lower portion of the guide post, a supporting plate on the tower body 2 and used for the guide post to pass through (a round hole for the guide post to pass through is arranged along the vertical direction on the supporting plate), a limiting convex ring at the top of the guide post, and the like. The supporting plates are positioned on the same horizontal plane. Wherein, the spring is located between the downside of backup pad and base 1, and the backup pad can be on the guide post up-and-down motion, and the diameter that the external diameter of spacing bulge loop is greater than the round hole is used for preventing that the backup pad breaks away from the guide post.
In this embodiment, "first" and "second" only have a distinguishing function, and have no other special meaning.
Example 2
Embodiment 2 provides a compound fertilizer granule's heat sink, and the device includes the cooling tower in cooling fluidized bed and embodiment 1, and the cooling fluidized bed passes through the conveyer belt and is connected with feeder hopper 8. And introducing cold air into the cooling fluidized bed, and cooling the compound fertilizer particles to about 40 ℃.
Example 3
Embodiment 3 provides a compound fertilizer granule's heat sink, and the compound fertilizer granule's that embodiment 1 discloses heat sink's structure is basically the same, the difference lies in: the air distribution plate 14 in this embodiment is an arc plate protruding upward.
Example 4
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The cooling device for the compound fertilizer particles comprises a cooling tower, wherein the cooling tower comprises a base (1), a tower body (2) vertically arranged on the base (1), a feeding hole (3) in the top of the tower body (2), an air outlet (4) in the top of the tower body (2), a discharging hole (5) in the bottom of the tower body (2) and an air inlet (6) in the lower part of the tower body (2); the air conditioner is characterized in that a support (7) is arranged on the base (1), and a feed hopper (8) and an annular air inlet pipe (9) are arranged on the support (7); the tower body (2) is suspended on the base (1) through an elastic supporting piece (10), the outer wall of the tower body is provided with a vibration motor (11) which can only vibrate vertically, the upper part and the lower part of the inner part of the tower body are provided with a plurality of layers of air distribution structures side by side, and the lower part of the inner part of the tower body is uniformly distributed with a plurality of air inlets (6); the feed hopper (8) is positioned right above the feed inlet (3) and is connected with the feed inlet (3) through a first telescopic hose (12) which is vertically arranged; the annular air inlet pipe (9) surrounds the lower part of the tower body (2), the inner side of the annular air inlet pipe is connected with the air inlet (6) through a second telescopic hose (13), and the annular air inlet pipe is connected with a cold air supply device through a pipeline; each layer of wind distribution structure comprises a plurality of wind distribution plates (14) which are arranged on the horizontal plane side by side, the wind distribution plates (14) of the adjacent layer of wind distribution structure are arranged in a staggered mode, and the wind distribution plates (14) are upwards raised V-shaped plates or arc-shaped plates.
2. A cooling device for compound fertilizer granules as defined in claim 1, wherein a circular refining baffle (15) is provided at the upper part of the tower body (2) and right below the feed inlet (3); the refining baffle (15) is horizontally arranged and positioned above the air distribution structure, and the diameter of the refining baffle is larger than the inner diameter of the feed inlet (3).
3. Compound fertilizer granule cooling device as claimed in claim 2, characterized in that the air outlet (4) is located at the top edge of the tower body (2).
4. Compound fertilizer granule cooling device as claimed in claim 1, characterized in that the top layer of the air distribution structure is located above the air inlet (6).
5. The cooling device for compound fertilizer granules as defined in claim 1, wherein the tower body (2) is cylindrical, the bottom of which is conical, and the lower part of which is provided with a multi-layer air intake structure; each layer of air inlet structure comprises a plurality of air inlets (6) which are uniformly distributed around the tower body (2), and a chute (16) which is matched with each air inlet (6) is arranged on the outer wall of the tower body (2) and is positioned at each air inlet (6); the elephant trunk (16) is arranged along the radial direction of the tower body (2) and is obliquely upwards arranged from inside to outside, the inner end of the elephant trunk is fixed on the outer wall of the tower body (2), the outer end of the elephant trunk is connected with the second flexible hose (13), and the inner wall of the elephant trunk is smooth.
6. Compound fertilizer granule cooling device as claimed in claim 1, characterized in that the air distribution plate (14) is a V-shaped plate with a vertex angle of less than 45 °.
7. A cooling device for compound fertilizer granules as defined in claim 1, wherein the plurality of resilient supporting members (10) are evenly distributed around the tower body (2) and comprise a guide post vertically arranged on the base (1), a spring sleeved on the lower portion of the guide post, a supporting plate on the tower body (2) for the guide post to pass through, and a limit convex ring on the top of the guide post, wherein the spring is located between the lower side of the supporting plate and the base (1), the supporting plate can move up and down on the guide post, and the limit convex ring is used for preventing the supporting plate from separating from the guide post.
8. A cooling apparatus for compound fertilizer granules as defined in claim 1, further comprising a cooling fluidized bed connected to the feed hopper (8) by a conveyor belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221951511.8U CN218864834U (en) | 2022-07-27 | 2022-07-27 | Cooling device for compound fertilizer particles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221951511.8U CN218864834U (en) | 2022-07-27 | 2022-07-27 | Cooling device for compound fertilizer particles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218864834U true CN218864834U (en) | 2023-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221951511.8U Active CN218864834U (en) | 2022-07-27 | 2022-07-27 | Cooling device for compound fertilizer particles |
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| Country | Link |
|---|---|
| CN (1) | CN218864834U (en) |
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2022
- 2022-07-27 CN CN202221951511.8U patent/CN218864834U/en active Active
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