CN217025722U

CN217025722U - Mud vacuum dehydration device

Info

Publication number: CN217025722U
Application number: CN202220822066.9U
Authority: CN
Inventors: 刘忠玉; 王誉斐; 刘朝凡; 罗文培
Original assignee: Zhengzhou University
Current assignee: Zhengzhou University
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-07-22
Anticipated expiration: 2032-04-11

Abstract

The utility model discloses a vacuum dehydration device for mud, which comprises a mud cylinder, wherein a feed inlet sealing cover and a sealing valve are arranged at the upper part of the mud cylinder, a mud discharge cylinder is connected at the lower part of the mud cylinder, a semi-closed water permeable plate and a bearing are arranged at the upper edge of the mud discharge cylinder, the bearing is communicated with a water storage bottle through a plastic pipe, the water storage bottle is communicated with a vacuum pump through a plastic pipe, a drawer is arranged in the mud discharge cylinder, and a drawer door is arranged on the side surface of the mud discharge cylinder. The semi-closed permeable plate can prevent cracks from occurring in the slurry in the vacuum dehydration process of the slurry and further be communicated with the air at the upper part, so that the air pressure in the slurry cylinder is always negative, the vacuum dehydration efficiency is improved, the semi-closed permeable plate can rotate around the bearing after the dehydration process is finished, the slurry falls into the drawer and is taken out through the drawer door, the cleaning efficiency of the slurry is greatly improved, and the use is convenient.

Description

Mud vacuum dehydration device

Technical Field

The utility model relates to the technical field of slurry dehydration, in particular to a slurry vacuum dehydration device.

Technical Field

The waste slurry mainly comprises river channel dredging slurry and industrial waste slurry, the annual output is huge, direct discharge pollutes the environment, wastes water resources, does not meet the requirement of environmental protection, and is a technical problem on how to reasonably and effectively utilize the waste slurry. In order to facilitate transportation, volume reduction, namely mud-water separation, becomes a key point of research, most of waste mud has the characteristics of low permeability and high compressibility, and for the mud, the traditional methods such as surcharge preloading and the like are difficult to meet the requirements of mud dehydration, and the existing vacuum dehydration equipment is often difficult to efficiently replace the mud, so that a mud vacuum dehydration device is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a vacuum slurry dewatering device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a mud vacuum dehydration device, includes the mud jar, mud jar upper portion is equipped with the sealed lid of pan feeding mouth and seal valve, and mud jar sub-unit connection has a mud discharging jar, mud discharging jar upper edge is provided with semi-closed porous disk and bearing, and the bearing passes through the plastic tubing and the switch-on of water storage bottle, the water storage bottle passes through the plastic tubing and the switch-on of vacuum pump, the inside drawer of having placed of mud discharging jar, and the side of mud discharging jar is provided with the drawer door.

Furthermore, four fixing legs are arranged at the bottom of the mud discharging cylinder and are rigidly connected with the mud discharging cylinder.

Furthermore, a hole is reserved in the side wall of the slurry cylinder, and the slurry cylinder is connected with the hole pressure meter through a plastic pipe at the reserved hole.

Furthermore, scales are arranged outside the water storage bottle, and the parts of the water storage bottle connected with the plastic pipe are sealed.

Furthermore, the lower part of the drawer door is connected with the sludge discharge cylinder, and a hinge is arranged at the joint of the drawer door and the sludge discharge cylinder.

Furthermore, the sealing cover of the feeding port and the sealing valve are made of hard plastics, and the part of the sealing cover of the feeding port, which is in contact with the sealing valve, of the slurry cylinder is provided with threads.

Furthermore, the lateral wall size of semi-closed porous disk is unanimous with drawer inside wall size, and semi-closed porous disk upper portion is the pore material that has the effect of filtering soil granule, and semi-closed porous disk's lower part coincide can bear the hard board of certain load.

Furthermore, the bearing is embedded in the center of the semi-closed water permeable plate, and the bearing is fixed on the side wall of the upper part of the mud discharging cylinder.

The beneficial effects of the utility model are as follows:

1. the feeding port sealing cover and the sealing valve are arranged, so that cracks in the slurry can be prevented from being communicated with the atmosphere in the vacuum dehydration process of the slurry, the air pressure in the slurry cylinder is always negative, and the vacuum dehydration efficiency is improved.

2. Through the setting of bearing can make semi-closed porous disk rotatory around the bearing after the dehydration process, and then let mud fall into the drawer and take out through the drawer door, improved the cleaning efficiency of mud greatly, convenient to use.

Drawings

Fig. 1 is a schematic front view of a vacuum slurry dewatering device according to the present invention.

Fig. 2 is a schematic sectional view of a-a of a vacuum slurry dewatering device according to the present invention.

Fig. 3 is a schematic top view of a vacuum dewatering device for slurry according to the present invention.

In the figure: 1 mud jar, 2 pan feeding mouth sealed lids, 3 seal valves, 4 rows of mud jars, 5 semi-enclosed porous disks, 6 bearings, 7 drawers, 8 drawer doors, 9 fixed feet, 10 plastic tubing, 11 hole pressure meters, 12 retaining bottles, 13 vacuum pumps.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a vacuum mud dewatering device comprises a mud cylinder 1, wherein a feed inlet sealing cover 2 and a sealing valve 3 are arranged at the upper part of the mud cylinder 1, a mud discharging cylinder 4 is connected to the lower part of the mud cylinder 1, a semi-closed water permeable plate 5 and a bearing 6 are arranged at the upper edge of the mud discharging cylinder 4, the bearing 6 is communicated with a water storage bottle 12 through a plastic pipe 10, the water storage bottle 12 is communicated with a vacuum pump 13 through the plastic pipe 10, a drawer 7 is placed inside the mud discharging cylinder 4, and a drawer door 8 is arranged on the side surface of the mud discharging cylinder 4.

In the utility model, four fixing feet 9 are arranged at the bottom of a mud discharging cylinder 4, the fixing feet 9 are rigidly connected with the mud discharging cylinder 4, a hole is reserved on the side wall of the mud discharging cylinder 1, the mud discharging cylinder 1 is connected with a hole pressure meter 11 through a plastic pipe 10 at the reserved hole, scales are arranged outside a water storage bottle 12, the parts of the water storage bottle 12 connected with the plastic pipe 10 are sealed, the lower part of a drawer door 8 is connected with the mud discharging cylinder 4, a hinge is arranged at the connection part of the drawer door 8 and the mud discharging cylinder 4, a feeding port sealing cover 2 and a sealing valve 3 are made of hard plastic, the part of the feeding port sealing cover 2, which is in contact with the mud discharging cylinder 1, is provided with threads, the size of the outer side wall of a semi-closed permeable plate 5 is consistent with the size of the inner side wall of a drawer 7, the upper part of the semi-closed permeable plate 5 is made of a pore material with the effect of filtering soil particles, and the lower part of the semi-closed permeable plate 5 is overlapped with a hard plate capable of bearing a certain load, the bearing 6 is embedded in the center of the semi-closed permeable plate 5, and the bearing 6 is fixed on the upper side wall of the sludge discharge cylinder 4.

The working principle is as follows: when the device is used, firstly, the sealing cover 2 and the sealing valve 3 of the feeding port are opened, the semi-closed permeable plate 5 rotates around the bearing 6 to the horizontal position, then the drawer 7 is placed into the mud discharging cylinder 4, the drawer door 8 is closed, then mud is poured into the mud cylinder 1, then the sealing cover 2 and the sealing valve 3 of the feeding port are closed, cracks in the mud are avoided and further communicated with the atmosphere, then the vacuum pump 13 and the pore pressure meter 11 are opened, the semi-closed permeable plate 5 is rotated after the dehydration process is finished, the mud can be poured into the drawer 7 and taken out through the drawer door 8 and cleaned, and the device is convenient to use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The utility model provides a mud vacuum dehydration device, includes mud jar (1), its characterized in that, mud jar (1) upper portion is equipped with pan feeding mouth sealed lid (2) and seal valve (3), and mud jar (1) sub-unit connection has row mud jar (4), row mud jar (4) top edge is provided with semi-closed porous disk (5) and bearing (6), and bearing (6) through plastic tubing (10) and water storage bottle (12) switch-on, water storage bottle (12) switch-on through plastic tubing (10) and vacuum pump (13), arrange inside drawer (7) of having placed of mud jar (4), and the side of arranging mud jar (4) is provided with drawer door (8).

2. The vacuum dewatering device for mud according to claim 1, characterized in that four fixing feet (9) are arranged at the bottom of the mud discharging cylinder (4), and the fixing feet (9) are connected with the mud discharging cylinder (4) by steel.

3. The vacuum dewatering device for mud according to claim 1, characterized in that holes are reserved on the side wall of the mud cylinder (1), and the mud cylinder (1) is connected with the pore pressure gauge (11) through a plastic pipe (10) at the reserved holes.

4. The vacuum sludge dewatering device as claimed in claim 1, wherein the water storage bottle (12) is provided with scales on the outside, and the connection part of the water storage bottle (12) and the plastic pipe (10) is sealed.

5. The vacuum dewatering device for mud according to claim 1, characterized in that the lower part of the drawer door (8) is connected with the mud discharging cylinder (4), and a hinge is arranged at the connection of the drawer door (8) and the mud discharging cylinder (4).

6. The vacuum slurry dewatering device according to claim 1, wherein the feed port sealing cover (2) and the sealing valve (3) are made of rigid plastics, and the portions of the feed port sealing cover (2) and the sealing valve (3) contacting the slurry tank (1) are provided with threads.

7. A vacuum dewatering apparatus for mud according to claim 1, characterized in that the semi-closed permeable plate (5) has outer side wall dimensions corresponding to those of the inner side wall of the drawer (7), and the upper part of the semi-closed permeable plate (5) is made of porous material with effect of filtering soil particles, and the lower part of the semi-closed permeable plate (5) is laminated with hard plate capable of bearing certain load.

8. A vacuum dewatering apparatus for sludge as defined in claim 1, wherein the bearing (6) is embedded in the center of the semi-closed permeable plate (5), and the bearing (6) is fixed to the upper side wall of the sludge discharge cylinder (4).