CN212451141U

CN212451141U - Sludge drying machine with stirring and smashing functions

Info

Publication number: CN212451141U
Application number: CN202020989114.4U
Authority: CN
Inventors: 胡露露; 谌伟艳; 李宗春; 高埜夫
Original assignee: Nanjing Zhongsheng Hongxin Environmental Protection Engineering Co ltd
Current assignee: Nanjing Zhongsheng Hongxin Environmental Protection Engineering Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-02-02
Anticipated expiration: 2030-06-03

Abstract

The utility model relates to a sludge drying machine with stirring smashes function, which comprises a bod, top one side of organism is equipped with the feed inlet, the internally mounted of feed inlet has the slitter, first conveyer belt is installed on upper portion in the inner chamber of organism, the second conveyer belt is installed to the lower part in the inner chamber of organism, bottom one side of organism is equipped with the air intake, the bottom opposite side of organism is equipped with the discharge gate, the forced draught blower is installed to the inner chamber bottom of organism, install agitating unit between first conveyer belt and the second conveyer belt, agitating unit is located the bottom of first conveyer belt output. The utility model discloses an install agitating unit between first conveying mesh belt and second conveying mesh belt, beat the mud strip into the segment shape, reach the area of contact of further increase mud and air, more be favorable to the fast drying of mud on second conveying mesh belt, reach and save the holistic stoving time of sludge drying process.

Description

Sludge drying machine with stirring and smashing functions

Technical Field

The utility model relates to an environmental protection equipment technical field especially relates to a sludge drying machine with function is smashed in stirring.

Background

The sludge drier is a device for drying sludge, and the sludge is dried and then used as fertilizer to be scattered in farmlands, so that the sludge drier is beneficial to the growth of crops and the improvement of soil quality. In the low-temperature drying process of the sludge, in order to increase the contact area, the sludge is often cut into strips and formed during drying, and then low-temperature drying is carried out. In the low-temperature sludge drying process, after the sludge is dried by the upper conveying mesh belt, the sludge is in a strip shape and directly falls on the lower conveying mesh belt, the contact area of the volume of the sludge and the air is slightly reduced, and the contact area of the sludge and the air is correspondingly reduced. The water content of the sludge dried by the first layer of conveying mesh belt is greatly reduced, the sludge is basically shaped and mostly strip-shaped, and the part of the sludge is adhered to a plurality of strips and has certain hardness. If the contact area of the sludge and the air can be further increased, the drying time can be further reduced, the energy is saved, and the sludge drying efficiency is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sludge drying machine with stirring smashes function to solve the problem that meets in the above-mentioned background art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a sludge drying machine with function is smashed in stirring, includes the organism, top one side of organism is equipped with the feed inlet, the internally mounted of feed inlet has the slitter, be equipped with the return air inlet in the middle of the top of organism, first conveying mesh belt is installed on upper portion in the inner chamber of organism, second conveying mesh belt is installed to the lower part in the inner chamber of organism, bottom one side of organism is equipped with the air intake, the bottom opposite side of organism is equipped with the discharge gate, the forced draught blower is installed to the inner chamber bottom of organism, install agitating unit between first conveying mesh belt and the second conveying mesh belt, agitating unit is located the bottom of first conveying mesh belt output.

The stirring device comprises a cylinder, a main shaft and stirring blades, wherein the cylinder is of a cylindrical structure, a material receiving hopper is arranged at the top of the cylinder, a discharge opening is formed in the bottom of the cylinder, the outer wall of the bottom of the cylinder is fixedly connected with the inner wall of the machine body through a support frame, the main shaft is arranged at the axial lead of the cylinder through a bearing and is in transmission connection with a transmission device arranged on the outer wall of the machine body, and the stirring blades are uniformly fixed on the main shaft.

In the scheme, the end part of the stirring blade is of a shuttle-type structure.

In the scheme, one side of the top of the receiving hopper is provided with the material baffle plate.

In the above scheme, a first material guide plate is fixed below the first conveying net belt discharging end, two sides of the first material guide plate are fixed on the outer wall of the machine body, the first material guide plate is inclined downwards to a certain degree, and the inclined surface of the first material guide plate faces the stirring device.

In the above scheme, a second material guide plate is fixed obliquely below the discharge end of the second conveying mesh belt, two sides of the second material guide plate are fixed on the outer wall of the machine body, the second material guide plate is inclined downwards to a certain degree, and the inclined surface of the second material guide plate faces the discharge port.

In the above scheme, the two sides of the belt body of the first conveying mesh belt and the two sides of the belt body of the second conveying mesh belt are both provided with the outer guard plates.

In the above scheme, the blower is connected with the air inlet through the air guide channel, and the air guide channel is of a contraction structure.

In the scheme, the machine body is formed by welding the transverse pipe, the vertical pipe and the axial pipe, and the outer wall of the machine body is fixed with the heat insulation board.

In the scheme, the observation window is arranged at the top of the bottom of the machine body close to the discharge hole.

Compared with the prior art, the beneficial effects of the utility model are that: through installing agitating unit between first conveying mesh belt and second conveying mesh belt, beat the mud strip into the segment shape, reach the area of contact that further increases mud and air, more be favorable to the fast drying of mud on second conveying mesh belt, reach and save the holistic stoving time of sludge drying process, be favorable to reducing whole drying system's energy consumption, improve the whole efficiency of sludge drying.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a stirring device of the present invention;

fig. 3 is a schematic view of the connection structure of the middle spindle and the stirring blade of the present invention.

Reference numbers in the figures: 1-body; 11-a feed inlet; 12-air return; 13-air inlet; 14-a discharge hole; 15-a first material guide plate; 16-a second material guide plate; 17-a viewing window; 2-a strip cutting machine; 3-a first conveyor belt; 31-an outer guard plate; 4-a second conveyor belt; 5-a blower; 51-an air guide channel; 6-a stirring device; 61-a cylinder body; 62-a main shaft; 63-stirring blade; 64-a receiving hopper; 65-a discharge opening; 66-a striker plate; 67-support frame.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and embodiments.

As shown in figure 1, a sludge drying machine with stirring and smashing functions comprises a machine body 1, a drying chamber for drying sludge at this time is formed in the machine body 1, the machine body 1 is formed by welding a transverse pipe, a vertical pipe and an axial pipe, and other devices for drying sludge are conveniently arranged in the machine body 1 through the steel pipes. The outer wall of organism 1 is fixed with the heated board, and the heated board package is attached to the outer wall of organism 1 and is wrapped whole mummification room, is used for providing the heat preservation environment for the mummification room, is convenient for the mummification of the indoor portion mud of mummification. The outer wall of the whole sludge drying machine can adopt a polyurethane foaming heat-insulating flat plate, so that the heat inside the drying chamber can not be leaked to the external environment, and unnecessary heat loss is avoided.

Top one side of organism 1 is equipped with feed inlet 11, and the internally mounted of feed inlet 11 has slitter 2, cuts into the strip with the sludge cake through slitter 2, and the mud of strip form can increase the area of contact of mud strip surface and outside air, continuous output strip form mud like this, and the inside moisture of the mud of being convenient for exposes at the mud surface, also improves the mummification efficiency of mud greatly. An air return inlet 12 is arranged in the middle of the top of the machine body 1, and the air return inlet 12 is connected with an external heat pump system and used for collecting hot air transmitted from the bottom of the drying chamber from bottom to top.

The upper portion installs first conveying mesh belt 3 in the inner chamber of organism 1, and second conveying mesh belt 4 is installed to the lower part in the inner chamber of organism 1, through two-layer conveying mesh belt come and go the conveying sludge that needs the mummification, in the in-process of operation conveying sludge, speed is slower, receives from down the wind-force air current that blows up, is convenient for the mummification of sludge in the mummification room. The motors and the speed reducers for driving the first conveying mesh belt 3 and the second conveying mesh belt 4 are arranged on the outer wall of the drying room in a hanging mode, so that the problem that the failure rate of driving equipment is increased when the drying room runs in a high-temperature and humid environment for a long time is avoided. As a preferable scheme, the outer guard plates 31 are additionally arranged on both sides of the belt body of the first conveying mesh belt 3 and both sides of the belt body of the second conveying mesh belt 4, so that sludge is prevented from being scattered from the side in the transverse movement process.

A stirring device 6 is arranged between the first conveying mesh belt 3 and the second conveying mesh belt 4, and the stirring device 6 is positioned at the bottom of the output end of the first conveying mesh belt 3. The sludge strips are smashed into small sections through the stirring device 6, the contact area of sludge and air is further increased, the rapid drying on the second conveying mesh belt 4 is facilitated, and the whole drying time in the sludge drying process is saved.

Referring to fig. 2 and 3, the stirring device 6 includes a cylinder 61, a main shaft 62 and a stirring blade 63, wherein the cylinder 61 is cylindrical and has a receiving hopper 64 at the top. As a preferable scheme, a material baffle plate 66 is arranged on one side of the top of the material receiving hopper 64 for preventing the sludge from splashing from the material receiving hopper 64 and falling outside in the material receiving process. The bottom of the cylinder 61 is provided with a discharge opening 65 which is butted with the feed end of the second conveying net belt 4. The outer wall of the cylinder 61 is fixedly connected with the inner wall of the machine body 1 by welding through a support frame 67 for supporting the weight of the whole stirring device 6. The main shaft 62 is mounted on the axial lead of the cylinder 61 through a bearing, the main shaft 62 is in transmission connection with a transmission device mounted on the outer wall of the machine body 1, the main shaft 62 is driven to rotate in the cylinder 61 through a transmission device such as a direct current motor mounted on the outer wall of the machine body 1, the stirring blades 63 are uniformly fixed on the main shaft 62, and the transmission device drives the main shaft 62 to rotate so as to drive the stirring blades 63 to rotate, so that the sludge entering the cylinder 61 is stirred and smashed. As a preferred scheme, the end part of the stirring blade 63 is of a shuttle-type structure, and the stirring blade 63 with a shuttle-type pointed end has better cutting force on the sludge strips, so that the sludge strips are convenient to break, the contact area of the sludge and air is increased, and the sludge is favorably and quickly dried.

A first material guide plate 15 is fixed obliquely below the discharge end of the first conveying belt 3, two sides of the first material guide plate 15 are fixed on the outer wall of the machine body 1, the first material guide plate 15 is inclined downwards by 45-60 degrees, and the inclined surface of the first material guide plate 15 faces the stirring device 6. The first material guiding plate 15 is used for blocking the movement direction of the sludge, so that the sludge falling from the discharge end of the first conveying net belt 3 is guided into the receiving hopper 64 of the stirring device 6.

An air inlet 13 is formed in one side of the bottom of the machine body 1, and in implementation, connecting flanges are mounted at the air return port 12 and the air inlet 13, and can be in sealing connection with an air channel of the dehumidifying dryer through the connecting flanges, and are connected with an external heat pump system, so that the hot air can be ensured to perform circulating work in a closed space. A discharge hole 14 is formed in the other side of the bottom of the machine body 1, an observation window 17 is installed at the top, close to the discharge hole 14, of the bottom of the machine body 1, the transfer condition of sludge can be observed during operation, and the dried sludge can be discharged in a quality-guaranteed and quantity-guaranteed manner.

The bottom of the inner cavity of the machine body 1 is provided with a blower 5, the blower 5 is connected with the air inlet 13 through an air guide channel 51, and the air guide channel 51 is of a contraction structure and is used for outputting outside air to a drying chamber in the machine body 1 through the blower 5 in a centralized manner. The shape of the outlet is reformed at the top of the blower 5, and an opening is additionally arranged, so that the airflow field in the drying chamber 1 is more uniform, and the sludge at the two ends of the conveying mesh belt can also obtain better drying effect.

In this embodiment, the blower 5 and the induced air duct 51 are disposed at the bottom of the drying chamber of the machine body 1 and below all the conveying mesh belts, and the blower 5 continuously operates to drive the high-temperature and low-humidity air from below to above and penetrate through each conveying mesh belt to take away the moisture in the sludge, thereby achieving the effect of drying the sludge.

A second material guide plate 16 is fixed obliquely below the discharge end of the second conveying mesh belt 4, two sides of the second material guide plate 16 are fixed on the outer wall of the machine body 1, the second material guide plate 16 inclines downwards by 45-60 degrees, and the inclined surface of the second material guide plate 16 faces the discharge port 14. The second material guide plate 16 is used for blocking the movement direction of the sludge, so that the sludge falling from the discharge end of the second conveying mesh belt 4 is guided to the discharge port 14, and the dried sludge is conveniently collected in a centralized manner.

The utility model discloses an install agitating unit 6 between first conveying mesh belt 3 and second conveying mesh belt 4, beat the mud strip into the segment shape, reach the area of contact of further increase mud and air, more be favorable to the fast drying of mud on second conveying mesh belt 4, reach and save the holistic stoving time of mud mummification process, be favorable to reducing whole drying system's energy consumption, improve the whole efficiency of mud stoving.

The above-mentioned embodiments further explain in detail the objects, technical solutions and advantages of the present invention, and it should be understood that the above-mentioned embodiments are only the embodiments of the present invention, and are not intended to limit the scope of the present invention, any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a sludge drying machine with function is smashed in stirring, includes organism (1), top one side of organism (1) is equipped with feed inlet (11), the internally mounted of feed inlet (11) has slitter (2), be equipped with return air inlet (12) in the middle of the top of organism (1), first conveying mesh belt (3) are installed on upper portion in the inner chamber of organism (1), second conveying mesh belt (4) are installed to the lower part in the inner chamber of organism (1), bottom one side of organism (1) is equipped with air intake (13), the bottom opposite side of organism (1) is equipped with discharge gate (14), forced draught blower (5), its characterized in that are installed to the inner chamber bottom of organism (1): and a stirring device (6) is arranged between the first conveying mesh belt (3) and the second conveying mesh belt (4), and the stirring device (6) is positioned at the bottom of the output end of the first conveying mesh belt (3).

2. The sludge drying machine with stirring and smashing functions as claimed in claim 1, wherein: agitating unit (6) are including barrel (61), main shaft (62) and stirring blade (63), barrel (61) are cylindric structure, and its top is equipped with and connects hopper (64), and its bottom is equipped with discharge opening (65), and the inner wall fixed connection of support frame (67) and organism (1) is passed through to the outer wall of its bottom, main shaft (62) are installed through the bearing the axial lead department of barrel (61), main shaft (62) are connected with the transmission of installing at organism (1) outer wall, stirring blade (63) are even to be fixed on main shaft (62).

3. The sludge drying machine with stirring and smashing functions as claimed in claim 2, wherein: the end part of the stirring blade (63) is of a shuttle type structure.

4. The sludge drying machine with stirring and smashing functions as claimed in claim 2, wherein: and a material baffle plate (66) is arranged on one side of the top of the material receiving hopper (64).

5. The sludge drying machine with stirring and smashing functions as claimed in claim 1, wherein: a first material guide plate (15) is fixed to the oblique lower portion of the discharging end of the first conveying net belt (3), two sides of the first material guide plate (15) are fixed to the outer wall of the machine body (1), the first material guide plate (15) inclines downwards 45-60 degrees, and the inclined surface of the first material guide plate (15) faces the stirring device (6).

6. The sludge drying machine with stirring and smashing functions as claimed in claim 1, wherein: a second material guide plate (16) is fixed below the discharge end of the second conveying mesh belt (4) in an inclined manner, two sides of the second material guide plate (16) are fixed on the outer wall of the machine body (1), the second material guide plate (16) inclines downwards by 45-60 degrees, and the inclined surface of the second material guide plate (16) faces the discharge hole (14).

7. The sludge drying machine with stirring and smashing functions as claimed in claim 1, wherein: and outer guard plates (31) are arranged on both sides of the belt body of the first conveying mesh belt (3) and both sides of the belt body of the second conveying mesh belt (4).

8. The sludge drying machine with stirring and smashing functions as claimed in claim 1, wherein: the air feeder (5) is connected with the air inlet (13) through an air guide channel (51), and the air guide channel (51) is of a contraction structure.

9. The sludge drying machine with stirring and smashing functions as claimed in claim 1, wherein: the machine body (1) is formed by welding a transverse pipe, a vertical pipe and an axial pipe, and a heat insulation plate is fixed on the outer wall of the machine body (1).

10. The sludge drying machine with stirring and smashing functions as claimed in claim 1, wherein: an observation window (17) is arranged at the bottom of the machine body (1) close to the top of the discharge hole (14).