CN219341985U

CN219341985U - Mud discharging device

Info

Publication number: CN219341985U
Application number: CN202320797755.3U
Authority: CN
Inventors: 李晓征; 张俊; 刘华林; 刘晓婷
Original assignee: Dalian Jinpu New Area Ecological Environment Construction Investment Co ltd
Current assignee: Dalian Jinpu New Area Ecological Environment Construction Investment Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-07-14
Anticipated expiration: 2033-04-12

Abstract

The utility model belongs to the technical field of sewage treatment, and particularly relates to a sludge discharge device, which comprises a combined box for preventing sewage from overflowing and facilitating periodic overhaul of main parts of the device by workers, wherein a dehydration mechanism for dehydrating sludge in the process of extruding and conveying the sludge is arranged in the combined box, and a driving mechanism for driving the dehydration mechanism to operate is arranged above the combined box. The utility model is convenient for extruding the sludge reserved at the lower end of the cone-shaped bucket through the up-and-down swing of the pressing block, so that the sludge is subjected to preliminary dehydration; the sludge is convenient to convey and shear through the rotation of the auger, so that the sludge is further dehydrated; the device is convenient to enable the sludge in the device to keep a certain flowing state through the swing of the pressing block and the rotation of the auger, thereby avoiding the blockage of the device by the sludge.

Description

Mud discharging device

Technical Field

The utility model belongs to the technical field of sewage treatment, and particularly relates to a mud discharging device.

Background

Sewage treatment is a process of purifying the quality of sewage by allowing the sewage to meet a discharge or reuse standard. Sewage treatment equipment for purifying sewage can accumulate a large amount of sludge in continuous operation, and in order to ensure that the sewage treatment operation is carried out normally and effectively, synchronous cleaning of the sludge is required in the sewage treatment process.

Chinese patent document with publication number CN213132065U discloses a sludge discharge device for sewage treatment, which prevents sludge from blocking the device and adhering to the inner wall of the device by providing parts with stirring and cleaning functions.

However, in the prior art, the device cannot further reduce the water content of the sludge while cleaning the sludge, and therefore, a sludge discharge device is proposed.

Disclosure of Invention

The utility model aims to provide a mud discharging device.

The technical scheme adopted by the utility model is as follows:

the mud discharging device comprises a combined box for preventing sewage from overflowing and facilitating periodic overhaul of main parts of the device by workers, wherein a dehydration mechanism for dehydrating the mud in the process of extruding and conveying the mud is arranged in the combined box, and a driving mechanism for driving the dehydration mechanism to operate is arranged above the combined box;

the dehydration mechanism comprises a conical bucket fixedly mounted in the combined box, one side of the conical bucket is fixedly connected with a water inlet pipe, a pressing block is movably connected in the conical bucket, the lower end of the conical bucket is fixedly connected with a first filter screen, the lower end of the conical bucket is fixedly connected with a connecting pipe, the connecting pipe is far away from one end of the conical bucket, the other end of the conical bucket is fixedly connected with a conveying cylinder, two ends of the conveying cylinder are fixedly connected with end covers, a packing auger is movably connected between the end covers, the lower side of the conveying cylinder is fixedly connected with a second filter screen, and one end of the conveying cylinder is fixedly connected with a mud discharging pipe.

Preferably: the cone-shaped bucket is in sliding connection with the pressing block.

Preferably: the end cover is rotationally connected with the auger.

Preferably: the first filter screen and the second filter screen are both provided with filter holes, and the diameter of the filter holes of the first filter screen is the same as that of the filter holes of the second filter screen.

Preferably: the size of the outer side surface of the cone section at the lower end of the pressing block is the same as that of the inner side surface of the cone section at the lower end of the cone bucket.

Preferably: the cone-shaped hopper and the conveying cylinder are connected with the connecting pipe through flanges.

The beneficial effects of the utility model are as follows: the sludge reserved at the lower end of the cone-shaped bucket is conveniently extruded by the up-and-down swing of the pressing block, so that the sludge is subjected to preliminary dehydration; the sludge is convenient to convey and shear through the rotation of the auger, so that the sludge is further dehydrated; the device is convenient to enable the sludge in the device to keep a certain flowing state through the swing of the pressing block and the rotation of the auger, thereby avoiding the blockage of the device by the sludge.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is a schematic view of an isometric view of a mud discharging apparatus according to the present utility model;

FIG. 2 is a schematic view of a combined tank of the sludge discharging device according to the present utility model;

FIG. 3 is a schematic diagram of a dewatering mechanism of a sludge discharging apparatus according to the present utility model;

FIG. 4 is a schematic cross-sectional view of FIG. 3;

fig. 5 is a schematic structural view of a driving mechanism of the sludge discharging device according to the present utility model.

The reference numerals are explained as follows:

1. a combination box; 101. a lower box body; 102. an upper case; 103. an access panel; 104. a drain pipe; 2. a dehydration mechanism; 201. a cone bucket; 202. a water inlet pipe; 203. briquetting; 204. a first filter screen; 205. a connecting pipe; 206. a delivery cylinder; 207. an end cap; 208. an auger; 209. a second filter screen; 210. a mud pipe; 3. a driving mechanism; 301. a shaft seat; 302. a rotating shaft; 303. a motor; 304. a first pulley; 305. a second pulley; 306. a first belt; 307. a cam; 308. a connecting rod; 309. a third pulley; 310. a fourth pulley; 311. a second belt.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model is further illustrated by the following examples in connection with the accompanying drawings.

As shown in fig. 1-5, a sludge discharge device comprises a combined box 1 for preventing sewage from overflowing and facilitating periodic overhaul of main parts of the device by workers, a dewatering mechanism 2 for dewatering sludge in the process of extruding and conveying the sludge is arranged in the combined box 1, and a driving mechanism 3 for driving the dewatering mechanism 2 to operate is arranged above the combined box 1.

In this embodiment: the combined box 1 comprises a lower box body 101, an upper box body 102 is fixedly connected above the lower box body 101, an overhaul plate 103 is fixedly connected to the front side of the upper box body 102, and a drain pipe 104 is fixedly connected to one side of the lower box body 101; the main structure of the combined box 1 for accommodating the dewatering mechanism 2 is formed by combining the lower box body 101 and the upper box body 102, so that the splashing of sewage generated by the dewatering mechanism 2 in sludge dewatering is limited, a worker can quickly inspect and maintain the dewatering mechanism 2 after removing the access board 103, and the drain pipe 104 is convenient for discharging the sewage accumulated in the lower box body 101 outwards.

In this embodiment: the dehydration mechanism 2 comprises a conical bucket 201 fixedly arranged in the combination box 1, a water inlet pipe 202 is fixedly connected to one side of the conical bucket 201, a pressing block 203 is movably connected in the conical bucket 201, the lower end of the conical bucket 201 is fixedly connected with a first filter screen 204, a connecting pipe 205 is fixedly connected below the conical bucket 201, one end, far away from the conical bucket 201, of the connecting pipe 205 is fixedly connected with a conveying cylinder 206, two ends of the conveying cylinder 206 are fixedly connected with end covers 207, a packing auger 208 is movably connected between the end covers 207, a second filter screen 209 is fixedly connected to the lower side of the conveying cylinder 206, and one end of the conveying cylinder 206 is fixedly connected with a mud discharging pipe 210; the cone-shaped bucket 201 is in sliding connection with the pressing block 203, the end cover 207 is in rotary connection with the auger 208, filter holes are formed in the first filter screen 204 and the second filter screen 209, the diameter of the filter holes of the first filter screen 204 is the same as that of the filter holes of the second filter screen 209, the size of the outer side surface of the cone-shaped section at the lower end of the pressing block 203 is the same as that of the inner side surface of the cone-shaped section at the lower end of the cone-shaped bucket 201, and the cone-shaped bucket 201 and the conveying cylinder 206 are connected with the connecting pipe 205 through flanges; the water inlet pipe 202 injects sludge into the cone-shaped bucket 201, under the action of gravity, the sludge is accumulated at the lower bending position of the connecting pipe 205, when the accumulated sludge is leveled with the higher bending position of the connecting pipe 205, part of sludge and sewage fall into the conveying cylinder 206 together, due to the viscosity of the sludge, the other part of sludge is continuously accumulated in the connecting pipe 205, when the height of the part of sludge touches the first filter screen 204, the sewage positioned on the upper layer of sludge leaves the cone-shaped bucket 201 through the first filter screen 204, when the height of the sludge continuously rises, the sludge is extruded by the pressing block 203 which swings up and down, in the extrusion process of the pressing block 203, the sludge which is newly injected into the cone-shaped bucket 201 is initially dehydrated and then is pressed into the conveying cylinder 206, the sludge which enters the conveying cylinder 206 is conveyed to the sludge discharge pipe 210 and then leaves the device, and due to the fact that the auger 208 has certain shearing and stirring effects on the sludge, when the sludge passes through the second filter screen 209, the contained water gradually drains out through the filtering holes 103 of the second filter screen 209, the sludge is removed from the second filter screen 204, the sludge is removed from the connecting pipe 205, the device is stopped after the connecting pipe 205 and the device is disconnected, and the inside the connecting pipe 205 is cleaned, and the device is stopped after the connecting pipe is broken, and the device is broken, and the pipe is cleaned.

In this embodiment: the driving mechanism 3 comprises a shaft seat 301 fixedly arranged above the upper box 102, a rotating shaft 302 is movably connected between the shaft seats 301, a motor 303 is arranged behind the shaft seat 301, the output end of the motor 303 is fixedly connected with a first belt pulley 304, the outer side surface of the rotating shaft 302 is fixedly connected with a second belt pulley 305, a first belt 306 is arranged between the first belt pulley 304 and the second belt pulley 305, one end of the rotating shaft 302 is fixedly connected with a cam 307, one side of the cam 307 is provided with a connecting rod 308, the other end of the rotating shaft 302 is fixedly connected with a third belt pulley 309, one end of the auger 208 is fixedly connected with a fourth belt pulley 310, and a second belt 311 is arranged between the third belt pulley 309 and the fourth belt pulley 310; the shaft seat 301 is rotationally connected with the rotating shaft 302, and the pressing block 203 and the cam 307 are rotationally connected with the connecting rod 308; when the motor 303 drives the rotating shaft 302 to rotate relative to the shaft seat 301 through the first belt pulley 304, the first belt 306 and the second belt pulley 305, the rotation of the rotating shaft 302 is transmitted to the pressing block 203 through the cam 307 and the connecting rod 308 respectively, so that the pressing block 203 swings up and down relative to the cone 201, and is transmitted to the auger 208 through the third belt pulley 309, the second belt 311 and the fourth belt pulley 310, so that the auger 208 rotates relative to the end cover 207.

Working principle: when the device is installed and the sludge discharge operation for sewage treatment is completed, the sludge with higher water content is injected into the cone-shaped hopper 201 through the water inlet pipe 202, when the motor 303 works to drive the pressing block 203 to swing up and down relative to the cone-shaped hopper 201 and drive the auger 208 to rotate relative to the end cover 207, the pressing block 203 can squeeze the sludge entering the cone-shaped hopper 201 to carry out primary dehydration, and the auger 208 can shear the sludge to carry out secondary dehydration in the process of transversely conveying the sludge.

While the preferred embodiments of the present utility model have been described in detail with reference to the drawings, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.

Claims

1. A mud discharging device, characterized in that: the sewage treatment device comprises a combined box (1) for preventing sewage from overflowing and facilitating periodic overhaul of main parts of the device by workers, wherein a dewatering mechanism (2) for dewatering the sludge in the process of extruding and conveying the sludge is arranged in the combined box (1), and a driving mechanism (3) for driving the dewatering mechanism (2) to operate is arranged above the combined box (1);

the dehydration mechanism (2) comprises a conical bucket (201) fixedly mounted in the combined box (1), a water inlet pipe (202) is fixedly connected to one side of the conical bucket (201), a pressing block (203) is movably connected to the inside of the conical bucket (201), a first filter screen (204) is fixedly connected to the lower end of the conical bucket (201), a connecting pipe (205) is fixedly connected to the lower end of the conical bucket (201), a conveying cylinder (206) is fixedly connected to one end of the connecting pipe (205) away from the conical bucket (201), end covers (207) are fixedly connected to the two ends of the conveying cylinder (206), a packing auger (208) is movably connected between the end covers (207), a second filter screen (209) is fixedly connected to the lower side of the conveying cylinder (206), and a mud discharging pipe (210) is fixedly connected to one end of the conveying cylinder (206).

2. A mud discharging apparatus according to claim 1, wherein: the cone-shaped bucket (201) is in sliding connection with the pressing block (203).

3. A mud discharging apparatus according to claim 1, wherein: the end cover (207) is rotatably connected with the auger (208).

4. A mud discharging apparatus according to claim 1, wherein: the first filter screen (204) and the second filter screen (209) are both provided with filter holes, and the diameter of the filter holes of the first filter screen (204) is the same as that of the filter holes of the second filter screen (209).

5. A mud discharging apparatus according to claim 2, wherein: the size of the outer side surface of the conical section at the lower end of the pressing block (203) is the same as the size of the inner side surface of the conical section at the lower end of the conical hopper (201).

6. A mud discharging apparatus according to claim 5, wherein: the cone-shaped hopper (201) and the conveying cylinder (206) are connected with the connecting pipe (205) through flanges.