High-temperature wet oxidation sludge dryer with constant-speed feeding mechanism

Abstract

The utility model discloses a high-temperature wet oxidation sludge dryer with a constant-speed feeding mechanism, and particularly relates to the technical field of sludge treatment equipment, the high-temperature wet oxidation sludge dryer comprises a tank body, a feeding box body is arranged at the top end of the tank body, the feeding box body is communicated with the tank body, a control baffle plate is arranged in the feeding box body in a limited sliding manner, and the control baffle plate is connected with the tank body. A mounting plate is fixedly welded to the side wall of one end of the control baffle, a fixing plate is fixedly connected to the side wall of the feeding box through bolts, a driving motor is arranged on the fixing plate, the output end of the driving motor is connected with a rotating disc through a coupler, and an arm rod is hinged between the surface of the rotating disc and the surface of the mounting plate; through the arrangement of the structure, the feeding speed can be adjusted and controlled, so that the device can feed sludge at a constant speed, the fed sludge can be uniformly and better mixed and contacted with introduced air, the oxidation efficiency and the oxidation effect of organic matters in the sludge are improved, and meanwhile, the working efficiency of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sludge treatment equipment technical field more specifically, the utility model relates to a kind of high-temperature wet oxidation sludge dryer with uniform speed feeding mechanism. BACKGROUND

[0002] Sludge wet oxidation refers to using wet oxidation method to treat sludge, usually sludge is placed in a sealed reactor, under high temperature and high pressure, air or oxygen is introduced as oxidant, organic matter in sludge is oxidized and decomposed according to submerged fuel principle, organic matter is converted into inorganic matter, including hydrolysis, cracking and oxidation processes.

[0003] After searching, the existing patent (publication number: CN218202508U) discloses a sludge dryer, which comprises a tank body and a control cabinet, the tank body has a feed inlet and a discharge outlet, a heater is fixedly installed on the inner wall of the tank body, and a scraping assembly is further included, the scraping assembly comprises a rotating shaft and a motor, the rotating shaft is longitudinally arranged inside the tank body and is rotatably connected with the tank body, a scraper is fixedly installed on the rotating shaft, the scraper is adapted to the inner wall of the tank body, the motor is fixedly installed on the tank body and is used to control the rotation of the rotating shaft, and the motor is electrically connected with the external control cabinet, the device can clean the inner wall of the tank body to prevent sludge from adhering to the inner wall of the tank body, which facilitates subsequent use. The inventor found that the prior art has the following problems in the process of implementing the utility model:

[0004] The existing device directly opens the cover plate when feeding, and then the sludge is fed through the feed inlet at the top end of the tank body, but it is inevitable that the feeding is not uniform during manual feeding, which affects the oxidation efficiency of organic matter in sludge and the overall working efficiency of the device, because the oxygen input by the air blower cannot be uniformly mixed and contacted with the fed sludge when the sludge is fed into the tank body;

[0005] Therefore, a high-temperature wet oxidation sludge dryer with uniform speed feeding mechanism is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0006] In order to overcome the above-mentioned defects of the prior art, the utility model provides a high-temperature wet oxidation sludge dryer with uniform speed feeding mechanism to solve the problems raised in the above background art.

[0007] To achieve the above object, the utility model provides following technical scheme: a high temperature wet oxidation sludge dryer with uniform speed feeding mechanism, including jar body, the jar body top is provided with feeding box, the feeding box is connected with the jar body and is communicated, the feeding box is limited in position and is provided with control baffle, one end side wall of control baffle is fixed with mounting plate, the feeding box side wall is fixedly connected with fixed plate, the fixed plate is provided with drive motor, the drive motor output is connected with carousel through coupling, the carousel surface is hinged with the arm lever between mounting plate surface,

[0008] The drive motor is fixedly installed on the fixed plate by bolts, and the feeding box side wall is fixedly welded with a limiting plate, and the mounting plate is limitedly and slidably connected in the limiting plate.

[0009] Preferably, a heating assembly is installed on the outer side wall of the jar body, four supports are fixedly arranged on the outer side wall of the heating assembly, one support leg is fixedly welded to the bottom end of each support, and one foot is fixedly arranged at the bottom end of each support leg.

[0010] Preferably, a discharge pipe is arranged at the bottom end of the jar body for discharging sludge dried in the jar body, and a discharge valve is installed on the discharge pipe.

[0011] Preferably, a connecting plate is fixedly arranged in the jar body, and a blower is fixedly connected to the connecting plate by bolts.

[0012] Preferably, the output end of the blower is connected with an exhaust pipe, the exhaust pipe is inclined downward, the input end of the blower is connected with an input pipe, and the input pipe arranged at one end of the blower penetrates the top wall of the jar body and is connected with the outside.

[0013] Preferably, a stirring shaft is arranged at the central axis position of the jar body by a motor, three groups of connecting rods are arranged on the outer side wall of the stirring shaft, one scraper is fixedly connected to the end of each connecting rod away from the stirring shaft, the scraper is in contact with the inner side wall of the jar body, and a plurality of through holes are arranged on the surfaces of the three scrapers at equal intervals.

[0014] The utility model discloses the technical effect and advantage:

[0015] 1、compared with prior art, by increasing the setting of the drive motor and the turntable, the arm connected with the hinge of the turntable can move the mounting plate when the turntable rotates, and then the moving mounting plate drives the control baffle to move, so as to adjust the size of the opening between the feeding box and the tank, and control the feeding speed.

[0016] 2、compared with prior art, by installing the limiting sliding connection between the mounting plate and the limiting plate, the mounting plate can move stably in the limiting plate, and the stability of the control baffle during the movement is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a first perspective view of the utility model.

[0018] Figure 2 It is a partial structure of the utility model.

[0019] Figure 3 It is a partial sectional view of the utility model.

[0020] Figure 4 It is a second perspective view of the utility model.

[0021] The reference signs are: 1, tank; 2, heating assembly; 3, feeding box; 4, control baffle; 5, mounting plate; 6, limiting plate; 7, fixed plate; 8, drive motor; 9, turntable; 10, arm; 11, support; 12, support leg; 13, bottom foot; 14, discharge pipe; 15, blower; 16, stirring shaft; 17, scraper; 18, connecting rod. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Embodiment 1

[0024] As shown in the accompanying drawings Figures 1 to 4The high-temperature wet oxidation sludge dryer with a uniform feeding mechanism shown comprises a tank body 1, a feeding box body 3 is arranged at the top end of the tank body 1, the feeding box body 3 is connected and communicated with the tank body 1, a control baffle 4 is arranged in the feeding box body 3 and is limited to slide, a mounting plate 5 is fixedly welded on one end side wall of the control baffle 4, a fixed plate 7 is fixedly connected on the side wall of the feeding box body 3, a driving motor 8 is arranged on the fixed plate 7, a rotating disc 9 is connected with the output end of the driving motor 8 through a shaft coupling, and an arm rod 10 is hingedly connected between the surface of the rotating disc 9 and the surface of the mounting plate 5.

[0025] The driving motor 8 is fixedly installed on the fixed plate 7 through bolts, and a limiting plate 6 is fixedly welded on the side wall of the feeding box body 3, and the mounting plate 5 is limited to slide in the limiting plate 6.

[0026] When it is needed to put sludge into the tank body 1, the sludge is first put into the feeding box body 3, then the rotating disc 9 is driven to rotate by the driving motor 8, and then the rotating disc 9 drives the one end of the arm rod 10 hingedly connected to the surface of the rotating disc 9 to rotate, and the other end of the arm rod 10 is hingedly connected with the mounting plate 5, so that the mounting plate 5 can be stably moved and adjusted on the limiting plate 6, the mounting plate 5 drives the control baffle 4 fixedly connected with the mounting plate 5 to move and adjust, and then the size of the opening formed between the feeding box body 3 and the tank body 1 is adjusted to control the feeding speed. The structure can adjust and control the feeding speed, so that the device can uniformly feed the sludge, so that the input sludge can be uniformly mixed and contacted with the air, the oxidation efficiency and effect of the organic matter in the sludge are accelerated, and the working efficiency of the device is improved.

[0027] Embodiment 2

[0028] On the basis of embodiment 1, the scheme in embodiment 1 is further refined and introduced in combination with the specific working mode as follows: Figures 1 to 4 As shown, details are described below:

[0029] As a preferred embodiment, the heating assembly 2 is installed on the outer side wall of the tank body 1, four supports 11 are fixedly arranged on the outer side wall of the heating assembly 2, one support leg 12 is fixedly welded on the bottom end of each of the four supports 11, and one bottom foot 13 is fixedly arranged on the bottom end of each of the four support legs 12. Further, the sludge in the tank body 1 can be dried by the heating assembly 2, the whole device can be stably supported and placed by the four support legs 12, and the stability of the whole device can be improved by additionally arranging rubber sheets on the bottom walls of the bottom feet 13.

[0030] As a preferred implementation, a discharge pipe 14 is arranged at the bottom end of the tank body 1, and a discharge valve is arranged on the discharge pipe 14; further, the discharge pipe 14 can be used to discharge the sludge dried in the tank body 1, and the discharge valve can be used to open and close the discharge pipe 14 and control the discharge speed.

[0031] As a preferred implementation, a connecting plate is fixedly arranged in the tank body 1, and a blower 15 is bolted to the connecting plate; further, the blower 15 can be used to introduce oxygen in the external air, so as to accelerate the flowability of the air in the tank body 1, so that the sludge in the tank body 1 can be better contacted with the oxygen, and the oxidation reaction rate of the organic matter in the sludge is accelerated.

[0032] As a preferred implementation, the output end of the blower 15 is connected with an exhaust pipe, the exhaust pipe is arranged in an inclined downward manner, the input end of the blower 15 is connected with an input pipe, and the input pipe penetrates through the top wall of the tank body 1 and is connected with the outside; further, the inclined downward exhaust pipe can make the input oxygen contact with the sludge more quickly, and the input pipe is arranged to introduce the external air.

[0033] As a preferred implementation, a stirring shaft 16 is arranged at the central axis position of the tank body 1 through a motor, three groups of connecting rods 18 are arranged on the outer side wall of the stirring shaft 16, one scraper 17 is fixedly connected to the end of each group of connecting rods 18 away from the stirring shaft 16, the scraper 17 is in contact with the inner side wall of the tank body 1, and a plurality of through holes are arranged on the surfaces of the three scrapers 17 at equal intervals; further, in use, the motor drives the stirring shaft 16 to rotate, the stirring shaft 16 drives the scraper 17 to rotate through the connecting rod 18, and the rotating scraper 17 scrapes the sludge adhered to the inner side wall of the tank body 1, so as to avoid adhesion, and the through holes on the scraper 17 can reduce the resistance generated when the scraper 17 contacts with the sludge, so that the scraper 17 can rotate more smoothly.

[0034] The working process of the utility model is as follows: firstly, the sludge is put into the feeding box body 3, then the sludge enters the tank body 1 through the opening between the feeding box body 3 and the tank body 1, and the motor arranged at one end of the stirring shaft 16 is turned on, the motor drives the stirring shaft 16 to rotate, the stirring shaft 16 drives the scraper 17 to rotate through the connecting rod 18, the rotating scraper 17 scrapes the sludge adhered to the inner side wall of the tank body 1, so as to avoid adhesion, and the heating assembly 2 is used for drying the sludge in the tank body 1, finally, the dried sludge is discharged through the discharge pipe 14;

[0035] When the feeding speed of the sludge needs to be regulated, first drive the motor 8 to drive the rotating disc 9 to rotate, then the rotating disc 9 drives the arm rod 10 connected with the rotating disc 9 to rotate, through the arm rod 10 and the hinge connection with the mounting plate 5, so that the mounting plate 5 can be stably adjusted on the limiting plate 6, through the stable adjustment of the mounting plate 5, the control baffle 4 fixedly connected with the mounting plate 5 is driven to move and adjust, then the size of the opening between the feeding box 3 and the tank 1 is adjusted, so as to control the feeding speed, so that the sludge can be uniformly fed at a suitable speed, so that the sludge can be uniformly mixed with the air, so as to speed up the oxidation efficiency and effect of the organic matter in the sludge, the above is the working principle of the high-temperature wet oxidation sludge dryer with uniform speed feeding mechanism.

Claims

1. A high-temperature wet oxidation sludge dryer with a uniform feeding mechanism, comprising a tank (1), characterized in that: The top of the tank (1) is provided with a feeding box (3), which is connected to the tank (1). A control baffle (4) is provided in the feeding box (3) for limiting sliding. An installation plate (5) is fixedly welded to one side wall of the control baffle (4). A fixing plate (7) is bolted to the side wall of the feeding box (3). A drive motor (8) is provided on the fixing plate (7). The output end of the drive motor (8) is connected to a turntable (9) through a coupling. An arm (10) is hinged between the surface of the turntable (9) and the surface of the installation plate (5). The drive motor (8) is fixedly mounted on the fixed plate (7) by bolts, and the side wall of the feeding box (3) is fixedly welded with a limiting plate (6), and the mounting plate (5) is limited and slidably connected in the limiting plate (6).

2. A high-temperature wet oxidation sludge dryer with a uniform feeding mechanism according to claim 1, characterized in that: A heating assembly (2) is installed on the outer wall of the tank (1). Four supports (11) are fixedly installed on the outer wall of the heating assembly (2). A support leg (12) is fixedly welded to the bottom of each of the four supports (11). A foot (13) is fixedly installed at the bottom of each of the four support legs (12).

3. A high-temperature wet oxidation sludge dryer with a uniform feeding mechanism according to claim 1, characterized in that: The bottom of the tank (1) is provided with a discharge pipe (14) for discharging the dried sludge inside the tank (1), and a discharge valve is installed on the discharge pipe (14).

4. A high-temperature wet oxidation sludge dryer with a uniform feeding mechanism according to claim 1, characterized in that: A connecting plate is fixedly installed inside the tank (1), and a blower (15) is bolted to the connecting plate.

5. A high-temperature wet oxidation sludge dryer with a uniform feeding mechanism according to claim 4, characterized in that: The blower (15) has an exhaust pipe connected to its output end, which is inclined downwards. The blower (15) has an input pipe connected to its input end, which passes through the top wall of the tank (1) and is connected to the outside.

6. A high-temperature wet oxidation sludge dryer with a uniform feeding mechanism according to claim 1, characterized in that: A stirring shaft (16) is connected to a motor at the central axis of the tank (1). Three sets of connecting rods (18) are provided on the outer side wall of the stirring shaft (16). A scraper (17) is fixedly connected to the end of each set of connecting rods (18) away from the stirring shaft (16). The scraper (17) is in contact with the inner side wall of the tank (1). Several unblocking holes are opened at equal intervals on the surface of the three scrapers (17).

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