Cross-flow rotary dryer

Abstract

The utility model relates to the technical field of compound fertilizer production and processing, and discloses a through-flow rotary dryer which comprises a bottom plate, a base box rotationally connected to the top end of the bottom plate, a hydraulic cylinder and guide plates rotationally connected to the bottom of the base box, an air guide pipe fixedly connected to the top of one guide plate, and an air inlet pipe fixedly connected to a top opening of the air guide pipe. The air inlet pipe is in a circular pipe shape, the bottom of the air inlet pipe and the top of the air guide pipe communicate with the drying chamber, the drying chamber is movably connected into a cavity of the base box, the mounting structure is arranged in the cavity of the base box and used for being connected with the drying chamber, the mounting structure comprises a clamping rod and a limiting ring, the clamping rod is fixedly connected into the cavity of the base box, and the limiting ring is fixedly connected to the top of the drying chamber. The clamping rods are symmetrically arranged in a cavity of the base box, the drying chamber is rotationally connected to the wall faces of the clamping rods, and the drying chamber is rapidly disassembled and assembled through the installation structure in the mode that the drying chamber is connected in the cavity of the base box in an unlocked mode.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of compound fertilizer production and processing, concretely relates to a through-flow rotary dryer. BACKGROUND

[0002] The compound fertilizer rotary dryer, also known as a compound fertilizer rotary drum dryer, is an important device in chemical fertilizer production and is mainly used for drying compound fertilizer.

[0003] The prior art (publication number: CN217636537U) discloses a through-flow rotary dryer, which comprises a body, a feed inlet is arranged at the front end of the body, a discharge outlet is arranged at the rear end of the body, a drying cylinder is rotatably arranged inside the body, the drying cylinder is matched with a driving device outside the body, a scoop is fixedly arranged inside the drying cylinder, and the scoop is a cylindrical shape with a polygonal cross section.

[0004] The prior art realizes rotary drying by rolling the material in the cavity driven by the drum and can guide the wind into the drum to improve the drying efficiency when the material is rotary dried. Although the prior art utilizes the high-efficiency drying efficiency of the wind flow, the prior art needs to disassemble the shell of the device to repair the drum when the device fails, such as abnormal material in the drum. Therefore, the prior art is troublesome when repairing the device.

[0005] Therefore, the utility model is provided. UTILITY MODEL CONTENTS

[0006] To solve the above-mentioned shortcomings of the prior art, the basic concept of the technical solution of the utility model is as follows:

[0007] A through-flow rotary dryer comprises:

[0008] A bottom plate is an L-shaped plate, the top end of the bottom plate is rotatably connected with a base box, the base box is a hollow rectangular box with the top and both sides open, the bottom of the base box is further rotatably connected with a hydraulic cylinder, and the upper and lower ends of the hydraulic rod are connected with the bottom plate and the base box, respectively;

[0009] A guide plate is an arc-shaped plate, the bottom of the guide plate is fixedly connected with the side wall of the base box through a rectangular support, the guide plate and the rectangular support are symmetrically arranged on both sides of the base box, the top of one of the guide plates is fixedly connected with an air guide pipe, the air guide pipe is an L-shaped hollow pipe with a semicircular cross section, the top opening of the air guide pipe is fixedly connected with an air inlet pipe, the air inlet pipe is a circular pipe, and the bottom of the air inlet pipe is in communication with the top of the air guide pipe;

[0010] A drying chamber is a hollow circular pipe, and the drying chamber is movably connected in the cavity of the base box;

[0011] The mounting structure is arranged in the cavity of the base box and is used for connecting with the drying chamber, and the mounting structure comprises a clamping rod and a limiting ring, the clamping rod is fixedly connected in the cavity of the base box, the limiting ring is fixedly connected on the top of the drying chamber, the clamping rods are symmetrically arranged in the cavity of the base box, and the drying chamber is rotationally connected to the wall surface of the clamping rod.

[0012] As a preferred embodiment of the utility model, the clamping rod is a Y-shaped rod, the opening at the top of the clamping rod is semicircular, the opening at the top of the clamping rod can be matched with the arc surface of the drying chamber, the drying chamber is horizontally arranged in the cavity of the base box, and the limiting ring is a circular ring.

[0013] As a preferred embodiment of the utility model, the mounting structure further comprises a fixed ring, a clamping groove and a clamping plate, the fixed ring is also symmetrically fixedly connected to the arc surface of the base box, the clamping groove is arranged on the wall surface of the fixed ring, and the clamping plate is rotationally connected to the outer wall surface of the drying chamber.

[0014] As a preferred embodiment of the utility model, the fixed ring is a circular ring with the same size as the limiting ring, the clamping groove is arranged on the outer arc surface of the fixed ring, the opening of the clamping rod is clamped between the limiting ring and the fixed ring on each side, the clamping plate is a semicapsule-shaped plate, the opening at the top of the base box can be matched with the width of the clamping plate, a circular groove is arranged through the wall surface of the clamping plate, and the clamping plate is rotationally connected to the clamping groove through the circular groove.

[0015] As a preferred embodiment of the utility model, the mounting structure further comprises a motor, a driving tooth and a meshing tooth, the motor is fixedly connected to the bottom of the cavity of the base box, the driving tooth is rotationally connected to the middle section of the bottom of the cavity of the base box, and the meshing tooth is fixedly connected to the middle section of the arc surface of the drying chamber.

[0016] As a preferred embodiment of the utility model, the motor can drive the driving tooth to rotate, the driving tooth is in the form of a gear, and the meshing tooth can be engaged with the wall surface of the driving tooth.

[0017] As a preferred embodiment of the utility model, the wall surface of the base box is further provided with an auxiliary structure, the auxiliary structure comprises a support, a rotating column, a rotating plate, a baffle, a leakage groove and an inclined plate, the support is fixedly connected to the front and rear wall surfaces of the other guide plate opposite to the air duct, the rotating column is fixedly connected to the end of the support, the rotating plate is rotationally connected to the wall surface of the rotating column, the baffle is fixedly connected to the bottom of the rotating plate, the leakage groove is arranged on the wall surface of the baffle, and the inclined plate is fixedly connected to the cavity of the drying chamber.

[0018] As a preferred embodiment of the utility model, the support is an inverted L-shaped support, the rotating column is a circular rod, the rotating column can pass through the wall surface of the rotating plate, the baffle is a circular plate, the baffle can shield the opening on one side of the corresponding drying chamber, the leakage groove is a rectangular groove, a plurality of leakage grooves are evenly arranged through the wall surface of the baffle, the inclined plate is a rectangular plate, the length of the inclined plate is consistent with the inner wall surface of the cavity of the drying chamber, a plurality of inclined plates are arranged in an annular array in the cavity of the drying chamber, and each inclined plate is obliquely arranged in the cavity of the drying chamber.

[0019] The utility model discloses the following beneficial effects compared with prior art:

[0020] 1. Through setting up mounting structure, not only can make the device have high -efficient drying effect, can also quickly detach the drying chamber when maintaining, and mounting structure is connected in the mode of not locking in the base box cavity through drying chamber, realizes the quick detachment and installation of drying chamber, so compared with prior art, the scheme is more convenient when maintaining the device.

[0021] 2. Through setting up auxiliary structure, can guarantee the integrity of compound fertilizer through inclined plate and also can improve the activity of compound fertilizer in drying chamber cavity, can prevent compound fertilizer from leaking out through baffle when drying compound fertilizer in drying chamber, and leakage groove can pass through the wind and block compound fertilizer in drying chamber cavity.

[0022] The specific embodiments of the utility model will be described in further detail below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0023] In the drawings:

[0024] Figure 1 It is the perspective view of the utility model;

[0025] Figure 2 It is the side view perspective drawing of the utility model;

[0026] Figure 3 It is the perspective view in the base box cavity of the utility model;

[0027] Figure 4 It is the exploded view of drying chamber and clamping plate of the utility model;

[0028] Figure 5 It is the exploded view of baffle and support of the utility model.

[0029] In the drawing: 20, bottom plate; 21, base box; 22, motor; 23, drive tooth; 24, air guide pipe; 25, air inlet pipe; 26, guide plate; 30, drying chamber; 31, inclined plate; 32, tooth; 33, limit ring; 34, fixed ring; 35, clamping groove; 36, clamping plate; 37, clamping rod; 40, support; 41, rotating column; 42, rotating plate; 43, baffle; 44, leakage groove. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantage of the utility model embodiment more clear, the following will be combined with the drawings in the utility model embodiment, and the technical scheme in the embodiment is clearly and completely described, and the following embodiment is used to explain the utility model.

[0031] As Figure 1 , Figure 2 ,Figure 3 and Figure 4 As shown in FIGS. 1-4, a through-flow rotary dryer comprises a bottom plate 20, the bottom plate 20 being a plate with an L-shaped cross section, a base box 21 being rotatably connected to a top end of the bottom plate 20, the base box 21 being a hollow rectangular box with an open top and two sides, a hydraulic cylinder being rotatably connected to a bottom of the base box 21, and upper and lower ends of a hydraulic rod being connected to the bottom plate 20 and the base box 21, respectively.

[0032] A guide plate 26, the guide plate 26 being an arc-shaped plate, the guide plate 26 being fixedly connected to a side wall of the base box 21 through a rectangular support, the guide plate 26 and the rectangular support being symmetrically arranged on two sides of the base box 21, a top of one of the guide plates 26 being fixedly connected to a wind guide pipe 24, the wind guide pipe 24 being an L-shaped hollow pipe with a semicircular cross section, a top opening of the wind guide pipe 24 being fixedly connected to an air inlet pipe 25, the air inlet pipe 25 being a circular pipe, and a bottom of the air inlet pipe 25 being in communication with the top of the wind guide pipe 24.

[0033] A drying chamber 30, the drying chamber 30 being a hollow circular pipe, the drying chamber 30 being movably connected to a cavity of the base box 21, the hydraulic cylinder being electrically connected to a corresponding power supply, a blower being installed at a top of the air inlet pipe 25, and the blower being electrically connected to the corresponding power supply. This is a prior art, and thus will not be described here.

[0034] As shown in FIGS. 1-4, a through-flow rotary dryer comprises a bottom plate 20, the bottom plate 20 being a plate with an L-shaped cross section, a base box 21 being rotatably connected to a top end of the bottom plate 20, the base box 21 being a hollow rectangular box with an open top and two sides, a hydraulic cylinder being rotatably connected to a bottom of the base box 21, and upper and lower ends of a hydraulic rod being connected to the bottom plate 20 and the base box 21, respectively. Figure 1 、 Figure 2 、 Figure 3 and Figure 4 An installation structure, the installation structure being arranged in a cavity of the base box 21 and being used for connecting the drying chamber 30, the installation structure comprising a clamping rod 37 and a limiting ring 33, the clamping rod 37 being fixedly connected in the cavity of the base box 21, the limiting ring 33 being fixedly connected to a top of the drying chamber 30, the clamping rods 37 being symmetrically arranged in the cavity of the base box 21, and the drying chamber 30 being rotatably connected to wall surfaces of the clamping rods 37.

[0035] As shown in FIGS. 1-4, a through-flow rotary dryer comprises a bottom plate 20, the bottom plate 20 being a plate with an L-shaped cross section, a base box 21 being rotatably connected to a top end of the bottom plate 20, the base box 21 being a hollow rectangular box with an open top and two sides, a hydraulic cylinder being rotatably connected to a bottom of the base box 21, and upper and lower ends of a hydraulic rod being connected to the bottom plate 20 and the base box 21, respectively. Figure 1 、 Figure 2 、 Figure 3 and Figure 4As shown, the clamping rod 37 is a Y-shaped rod, the top opening of the clamping rod 37 is semicircular, the top opening of the clamping rod 37 can fit the arc surface of the drying chamber 30, the drying chamber 30 is horizontally arranged in the cavity of the base box 21, the limiting ring 33 is a circular ring, the limiting ring 33 is symmetrically and fixedly connected to the arc surface of the drying chamber 30, the mounting structure further includes a fixed ring 34, a clamping groove 35 and a clamping plate 36, the fixed ring 34 is also symmetrically and fixedly connected to the arc surface of the base box 21, the clamping groove 35 is arranged on the wall surface of the fixed ring 34, and the clamping plate 36 is rotatably connected to the outer wall surface of the drying chamber 30; the fixed ring 34 is a circular ring with the same size as the limiting ring 33, the clamping groove 35 is arranged on the outer arc surface of the fixed ring 34, the opening of the clamping rod 37 is clamped between each limiting ring 33 and fixed ring 34, the clamping plate 36 is a semicapsule-shaped plate, the top opening of the base box 21 can fit the width of the clamping plate 36, a circular groove is arranged through the wall surface of the clamping plate 36, and the clamping plate 36 is rotatably connected in the clamping groove 35; the mounting structure further includes a motor 22, a driving tooth 23 and a meshing tooth 32, the motor 22 is fixedly connected to the bottom of the cavity of the base box 21, the driving tooth 23 is rotatably connected to the middle of the bottom of the cavity of the base box 21, and the meshing tooth 32 is fixedly connected to the middle of the arc surface of the drying chamber 30; the motor 22 can drive the driving tooth 23 to rotate, the driving tooth 23 is in the form of a gear, and the meshing tooth 32 can mesh with the wall surface of the driving tooth 23;

[0036] In specific use, the compound fertilizer to be dried is added from the top of the guide plate 26 with the air guide pipe 24, and the power supply of the motor 22 is turned on when the compound fertilizer is added; the motor 22 can drive the driving tooth 23 to rotate when the power supply is turned on; the driving tooth 23 can drive the drying chamber 30 to rotate by meshing with the meshing tooth 32 when rotating; the drying chamber 30 can roll in the cavity of the base box 21; the drying chamber 30 can continuously rotate in the top opening of the symmetric clamping rod 37; the clamping plate 36 will not move when the base box 21 limits it when the drying chamber 30 rolls; the drying chamber 30 can drive the compound fertilizer in the cavity to rotate and dry when rotating; the blower at the top of the air inlet pipe 25 can blow air into the cavity of the drying chamber 30 through the air guide pipe 24 and the air inlet pipe 25, and dry the compound fertilizer in the cavity of the drying chamber 30; after the drying of the compound fertilizer is completed, the hydraulic cylinder at the top of the bottom plate 20 is started to make the base box 21 drive the drying chamber 30 to be in an inclined state, and then the compound fertilizer in the cavity of the drying chamber 30 is discharged from the top of the other guide plate 26; when the drying chamber 30 needs to be repaired, the drying chamber 30 can be directly removed from the top of the base box 21 through the clamping plate 36; at this time, the drying chamber 30 is separated from the opening of the clamping rod 37; when the drying chamber 30 is installed back into the cavity of the base box 21, the distance between the limiting ring 33 and the fixed ring 34 of the wall surface of the drying chamber 30 is aligned with the opening of each clamping rod 37, and the teeth of the meshing tooth 32 and the driving tooth 23 are aligned to complete the installation;

[0037] In summary, by setting the mounting structure, the device not only has high efficiency drying effect, but also can quickly disassemble the drying chamber 30 during maintenance. The mounting structure realizes the quick disassembly and installation of the drying chamber 30 through the non-locked connection of the drying chamber 30 in the cavity of the base box 21, so compared with the prior art, the device is more convenient to maintain.

[0038] As shown in Figure 2 、 Figure 3 and Figure 5 , the wall of the base box 21 is also provided with an auxiliary structure, which includes a bracket 40, a rotating column 41, a rotating plate 42, a baffle 43, a leakage groove 44 and an inclined plate 31. The bracket 40 is fixedly connected to the front and rear walls of the other guide plate 26 opposite to the air guide pipe 24. The rotating column 41 is fixedly connected to the end of the bracket 40. The rotating plate 42 is rotatably connected to the wall of the rotating column 41. The baffle 43 is fixedly connected to the bottom of the rotating plate 42. The leakage groove 44 is opened on the wall of the baffle 43. The inclined plate 31 is fixedly connected in the cavity of the drying chamber 30. The bracket 40 is an inverted L-shaped bracket. The rotating column 41 is a circular rod. The rotating column 41 can pass through the wall of the rotating plate 42. The baffle 43 is a circular plate. The baffle 43 can shield the opening on one side of the corresponding drying chamber 30. The leakage groove 44 is a rectangular groove. Multiple leakage grooves 44 are uniformly and penetratively opened on the wall of the baffle 43. The inclined plate 31 is a rectangular plate. The length of the inclined plate 31 is consistent with the inner wall of the cavity of the drying chamber 30. Multiple inclined plates 31 are arranged in a ring array in the cavity of the drying chamber 30. Each inclined plate 31 is inclined in the cavity of the drying chamber 30.

[0039] In specific use, when the drying chamber 30 rolls, the compound fertilizer in the cavity of the drying chamber 30 can move back and forth along the inclined surface of the inclined plate 31. The baffle 43 can always shield the opening of the drying chamber 30. The wind injected into the cavity of the drying chamber 30 can pass through the leakage groove 44. When the base box 21 is in an inclined state, the baffle 43 will always maintain a vertical state due to gravity. Then the compound fertilizer in the cavity of the drying chamber 30 can be discharged from the gap between the bottom of the baffle 43 and the guide plate 26.

[0040] In summary, by setting the auxiliary structure, the integrity of the compound fertilizer can be ensured and the activity of the compound fertilizer in the cavity of the drying chamber 30 can be improved through the inclined plate 31. The baffle 43 can prevent the compound fertilizer from leaking out during the drying process of the compound fertilizer in the drying chamber 30. The leakage groove 44 can pass the wind and block the compound fertilizer in the cavity of the drying chamber 30.

[0041] Working principle: the required dry processing of compound fertilizer from the top of the guide plate 26 with the wind pipe 24, and when the compound fertilizer is added, the power of the motor 22 is turned on, the motor 22 can drive the drive gear 23 to rotate when the power is turned on, the drive gear 23 can drive the drying chamber 30 to rotate when meshing with the gear 32, the drying chamber 30 can roll in the cavity of the base box 21, the drying chamber 30 can continuously rotate in the opening at the top of the symmetrical clamping rod 37, the clamping plate 36 will be limited by the base box 21 when the drying chamber 30 rolls, so that the clamping plate 36 will always remain in the base box 21, the drying chamber 30 can drive the compound fertilizer in its cavity to rotate when rotating, the blower at the top of the air inlet pipe 25 can blow the air through the air guide pipe 24 and the air inlet pipe 25 into the cavity of the drying chamber 30, and dry the compound fertilizer in the cavity of the drying chamber 30, after the compound fertilizer is dried, the hydraulic cylinder at the top of the bottom plate 20 is started to make the base box 21 drive the drying chamber 30 to be inclined, then the compound fertilizer in the cavity of the drying chamber 30 will be discharged from the top of the other guide plate 26;

[0042] When the drying chamber 30 needs to be repaired, the drying chamber 30 can be directly removed from the top of the base box 21 through the clamping plate 36, at this time the drying chamber 30 will be separated from the opening of the clamping rod 37, when the drying chamber 30 is installed back into the cavity of the base box 21, the spacing between the limiting ring 33 and the fixed ring 34 of the wall surface of the drying chamber 30 and each opening of the clamping rod 37 is aligned, and the teeth of the gear 32 and the drive gear 23 are aligned.

[0043] It can be understood that the utility model is described through some embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope protected by the utility model.

Claims

1. A through-flow rotary dryer, characterized in that The utility model relates to a kind of drying room, including: base plate (20), base plate (20) is the plate of L-shaped section, the top end of base plate (20) is rotatably connected with base box (21), base box (21) is hollow rectangular box with top and two sides open, the bottom of base box (21) is also rotatably connected with hydraulic cylinder, the upper and lower ends of hydraulic rod are connected with base plate (20) and base box (21) respectively; Leading plate (26), leading plate (26) is arc plate, the bottom of leading plate (26) is fixedly connected with base box (21) side wall surface by rectangular support, leading plate (26) and rectangular support are symmetrically arranged in the two sides of base box (21), wherein the top of one of leading plate (26) is fixedly connected with air duct (24), air duct (24) is L-shaped hollow pipe with semicircular section, the top opening of air duct (24) is fixedly connected with air inlet pipe (25), air inlet pipe (25) is circular tube, and the bottom of air inlet pipe (25) is communicated with the top of air duct (24); Drying chamber (30), drying chamber (30) is hollow circular tube, and drying chamber (30) is movably connected in the cavity of base box (21); Mounting structure, mounting structure is arranged in the cavity of base box (21) for and drying chamber (30) connection, and mounting structure includes: clamping rod (37) and limit ring (33), clamping rod (37) is fixedly connected in the cavity of base box (21), limit ring (33) is fixedly connected on the top of drying chamber (30), clamping rod (37) is symmetrically arranged in the cavity of base box (21), and drying chamber (30) is rotatably connected on the wall surface of clamping rod (37). The clamping rod (37) is Y-shaped rod, the top opening of clamping rod (37) is semicircular, the opening of the top of clamping rod (37) can be adapted to the arc surface of drying chamber (30), and the drying chamber (30) is transversely arranged in the cavity of base box (21), the limit ring (33) is circular ring, and the limit ring (33) is symmetrically fixedly connected on the arc surface of drying chamber (30).

2. A through-flow rotary dryer according to claim 1, characterised in that The mounting structure further includes fixed ring (34), clamping groove (35) and clamping plate (36), the fixed ring (34) is also symmetrically fixedly connected on the arc surface of base box (21), the clamping groove (35) is opened on the wall surface of fixed ring (34), and the clamping plate (36) is rotatably connected on the outer wall surface of drying chamber (30).

3. A through-flow rotary dryer according to claim 1, characterized in that The fixed ring (34) is circular ring with the same size as the limit ring (33), the clamping groove (35) is opened on the outer arc surface of fixed ring (34), the opening of clamping rod (37) is clamped between the limit ring (33) and the fixed ring (34) on each side, the clamping plate (36) is semigelatin capsule-shaped plate, the top opening of base box (21) can be adapted to the width of clamping plate (36), and the wall surface of clamping plate (36) is penetrated with circular slot, and the clamping plate (36) is rotatably connected in the clamping groove (35) through the circular slot.

4. A through-flow rotary dryer according to claim 3, characterised in that The mounting structure further includes motor (22), driving tooth (23) and meshing tooth (32), the motor (22) is fixedly connected in the bottom of the cavity of base box (21), the driving tooth (23) is rotatably connected in the middle section of the bottom of the cavity of base box (21), and the meshing tooth (32) is fixedly connected on the middle section of the arc surface of drying chamber (30).

5. A through-flow rotary dryer according to claim 3, wherein The motor (22) can drive the driving tooth (23) to rotate, the driving tooth (23) is gear-shaped, and the meshing tooth (32) can be engaged with the wall surface of the driving tooth (23).

6. A through-flow rotary dryer according to claim 5, characterised in that ​ 7. A through-flow rotary dryer according to claim 1, characterized in that The wall surface of the base box (21) is further provided with an auxiliary structure, which comprises a support (40), a rotating column (41), a rotating plate (42), a baffle (43), a leakage groove (44) and an inclined plate (31), the support (40) is fixedly connected to the front and rear walls of the other guide plate (26) opposite to the air guide pipe (24), the rotating column (41) is fixedly connected to the end of the support (40), the rotating plate (42) is rotatably connected to the wall surface of the rotating column (41), the baffle (43) is fixedly connected to the bottom of the rotating plate (42), the leakage groove (44) is opened on the wall surface of the baffle (43), and the inclined plate (31) is fixedly connected in the cavity of the drying chamber (30).

8. A through-flow rotary dryer according to claim 7, characterised in that The support (40) is an inverted L-shaped support, the rotating column (41) is a circular rod, the rotating column (41) can pass through the wall surface of the rotating plate (42), the baffle (43) is a circular plate, the baffle (43) can shield the opening on the side of the corresponding drying chamber (30), the leakage groove (44) is a rectangular groove, a plurality of leakage grooves (44) are uniformly and through-opened on the wall surface of the baffle (43), the inclined plate (31) is a rectangular plate, the length of the inclined plate (31) is consistent with the inner wall surface of the drying chamber (30), a plurality of inclined plates (31) are arranged in an annular array in the cavity of the drying chamber (30), and each inclined plate (31) is obliquely arranged in the cavity of the drying chamber (30).

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