CN218808093U - Wet sludge storage hopper - Google Patents

Abstract

The utility model discloses a wet sludge storage hopper, include: the hopper comprises a hopper body, a movable cover arranged on the hopper body, a cover opening mechanism used for opening or closing the movable cover, and a control device connected with the cover opening mechanism; the hopper body is arranged in a pit, a plurality of gravity sensors used for sensing arrival of vehicles for transporting wet sludge are arranged on the ground at the periphery of the pit, and the gravity sensors are connected with the control device. The wet sludge storage hopper is located the pit, and sets up the movable cover on the bucket body, is equipped with a plurality of gravity sensors that are used for responding to the arrival of transportation mud car on the peripheral subaerial of pit, and when the transport car reachd fixed position, controlling means received gravity sensor signal control mechanism operation of uncapping, and the movable cover is opened, and the mud transporting car tipping bucket unloads, makes things convenient for mud to store in the wet sludge storage hopper.

Description

Wet sludge storage hopper

Technical Field

The utility model relates to a sludge drying technical field especially relates to a wet sludge storage hopper.

Background

With the vigorous development of the printing and dyeing industry, the treatment force on printing and dyeing wastewater is continuously increased, a wastewater treatment plant matched with a printing and dyeing enterprise generates a large amount of sludge every day after being put into operation, and after the printing and dyeing wastewater tends to be treated intensively, the amount of the sludge is increased day by day, and the components of the generated sludge are complicated day by day. The generated large amount of sludge is usually treated by a mechanical filter press apparatus to filter press the sludge to a water content of 80% or less and then transported to the outside for final disposal in a landfill, a pile, or a dump. Such a disposal method often causes secondary pollution to the natural environment, and has relatively serious environmental safety hidden dangers.

In order to achieve the aims of harmless treatment, reduction and resource treatment of the printing and dyeing sludge, the sludge must be dried firstly, and a wet sludge storage hopper needs to be adopted to store the wet sludge before the sludge is dried. The main characteristics of the sludge are high water content, high organic matter content, easy decomposition and stinking, fine particles, small specific gravity, colloidal liquid state and thick matter between liquid and solid. A corresponding device is required for storing the sludge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wet mud storage hopper convenient to store mud.

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

A wet sludge storage hopper, comprising: the hopper comprises a hopper body, a movable cover arranged on the hopper body, a cover opening mechanism used for opening or closing the movable cover, and a control device connected with the cover opening mechanism; the hopper body is arranged in the pit, a plurality of gravity sensors used for sensing the arrival of vehicles for transporting wet sludge are arranged on the peripheral ground of the pit, and the gravity sensors are connected with the control device.

As a further explanation of the above scheme, a plurality of vibration motors are arranged on the bucket body; and each vibration motor is respectively connected with the control device.

As a further explanation of the above scheme, a discharging screw conveyor is arranged at the bottom of the hopper body, and the discharging screw conveyor is used for conveying wet sludge in the hopper body outwards.

As a further explanation of the above scheme, the bucket body adopts a rectangular cone structure, and comprises a rectangular body at the upper part and a cone body at the lower part; the inclination angle of the cone body is smaller than the repose angle of the material.

As a further explanation of the above scheme, a miniature induced draft fan connected with the control device is arranged on the bucket body.

As a further explanation of the above scheme, a fixed cover is further arranged on the bucket body, and a miniature induced draft fan connected with the control device is arranged on the fixed cover.

As a further explanation of the above scheme, the miniature induced draft fan is connected with an odor discharge pipe, and the odor discharge pipe is connected to the incinerator.

As a further explanation of the above aspect, the inner wall surface of the bucket body is an ultra-smooth surface.

The beneficial effects of the utility model are that.

1. The wet sludge storage hopper is located the pit, and sets up the movable cover on the bucket body, is equipped with a plurality of gravity sensors that are used for responding to the arrival of transportation mud car on the peripheral subaerial of pit, and when the transport car arrived the scene, the gravity sensor sensed car transmission signal to controlling means, and controlling means drive mechanism operation of uncapping, the movable cover is opened, and the tipping bucket is unloaded after the mud conveying car gets into fixed position, makes things convenient for mud to store in the wet sludge storage hopper.

2. The vibrating motor is arranged on the bucket body, so that a bridge breaking effect is achieved, and the idle running of the discharging screw conveyor is prevented; a miniature induced draft fan is arranged to maintain negative pressure in the hopper, so as to prevent odor from overflowing.

Drawings

Figure 1 shows the structure sketch of the wet sludge storage hopper provided by the utility model.

Reference numerals indicate the same.

1: bucket body, 2: movable cover, 3: fixed cover, 4: miniature draught fan, 5: pit, 6: a vibration motor.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature "above," "below," and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply an elevation where the first feature is at a higher level than the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The following description will further describe embodiments of the present invention with reference to the drawings of the specification, so that the technical solutions and the advantages of the present invention will be more clear and definite. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.

As shown in fig. 1, a wet sludge storage hopper comprises: bucket body 1 establishes movable cover 2 on the bucket body 1 is used for realizing the mechanism of uncapping that movable cover 2 opened or closed, and with the controlling means that the mechanism of uncapping connects, bucket body 1 establishes in pit 5 the peripheral subaerial gravity inductor that is used for the vehicle arrival of the wet mud of response transportation that is equipped with of pit 5, gravity inductor with controlling means connects.

When in actual use, all the sludge is transported to the wet sludge storage hopper through the automobile for storage and buffering, and the sludge storage hopper is arranged in the pit so that the automobile can conveniently dump the sludge in the wet sludge storage hopper. A plurality of gravity sensors for sensing arrival of the sludge transporting vehicles are arranged on the peripheral ground of the pit, when the sludge transporting vehicles arrive at fixed positions, the control device receives signals of the gravity sensors to control the cover opening mechanism to operate to open the movable cover, and the sludge transporting vehicles skip and unload the sludge transporting vehicles; after the sludge transporting vehicle leaves, the control device receives a signal of the gravity sensor to control the cover opening mechanism to operate to close the movable cover, so that sludge is conveniently stored in the wet sludge storage hopper.

In this embodiment, the bucket body 1 is further provided with a fixing cover 3, and the fixing cover 3 is provided with a miniature induced draft fan 4 connected with the control device. Of course, in some embodiments, the miniature induced draft fan may be disposed on the bucket body, and is not limited to this embodiment. The miniature induced draft fan of installation can maintain the negative pressure in the wet sludge storage hopper, prevents that the foul smell is excessive.

In some embodiments, a plurality of wet sludge storage hoppers are installed in one pit.

It should be noted that a discharge screw conveyor (not shown in the figure) connected to the control device is disposed at the bottom of the sludge storage hopper to convey the sludge in the sludge storage hopper to the next equipment. In this embodiment, the discharge screw conveyor is a shaftless screw conveyor, and variable-frequency motor input is adopted to realize variable quantitative discharge.

The hopper body 1 adopts a rectangular cone structure and comprises a rectangular body positioned at the upper part and a cone body positioned at the lower part; the inclination angle of the cone body is smaller than the repose angle of the material, and bridging is prevented in design. Two vibration motors 6 connected with the control device are installed on the sludge storage hopper, and the two vibration motors are respectively arranged on two sides of the hopper body. The vibrating motor plays a role of breaking a bridge, and prevents the discharging screw conveyor from idling. In this embodiment, the vibration motor 6 is preferably operated by accident, and is not set to operate for a long period of time. The working conditions of the vibration motor can be set to that when the working current of the discharging spiral conveyor is lower than a certain set value, the vibration motor automatically works, and the working time is 5S or freely set. When the working current of the discharging spiral conveyor is higher than a certain set value, the vibration motor automatically stops, and the vibration motor can receive double commands to stop working and receive a single command to start working.

In this embodiment, one end of the movable cover 2 is hinged with the bucket body. The movable cover 2 is opened or closed by a hydraulic cylinder. Obviously, in other embodiments, the opening or closing of the movable cover can be completed by using other linear lifting devices or by using a rotating shaft, a transmission mechanism and a motor, and is not limited to the embodiment.

The utility model provides a controlling means of wet mud storage hopper adopts PLC automatic control system control, gravity sensor miniature draught fan arrange material screw conveyer the pneumatic cylinder and vibrating motor is connected with PLC automatic control system. The PLC automatic control system is purchased by those skilled in the art according to actual needs, and the specific structure and principle thereof are not described herein again.

Miniature draught fan 4 is connected with the foul smell delivery pipe, the foul smell delivery union coupling burns burning furnace for the foul smell discharges to burning furnace incineration disposal.

The inner wall surface of the bucket body 1 is an ultra-smooth surface, so that materials are prevented from being accumulated on the inner wall surface.

It will be understood by those skilled in the art from the foregoing description of the structure and principles that the present invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the known art are intended to fall within the scope of the invention, which is defined by the claims and their equivalents. Details not described in the detailed description are prior art or common general knowledge.

Claims (8)

1. A wet sludge storage hopper, comprising: the bucket comprises a bucket body, a movable cover arranged on the bucket body, a cover opening mechanism used for opening or closing the movable cover, and a control device connected with the cover opening mechanism; the hopper body is arranged in the pit, a plurality of gravity sensors used for sensing the arrival of vehicles for transporting wet sludge are arranged on the peripheral ground of the pit, and the gravity sensors are connected with the control device.

2. The wet sludge storage hopper according to claim 1, wherein a plurality of vibration motors for vibrating the hopper body are arranged on the hopper body, and each vibration motor is connected with the control device.

3. The wet sludge storage hopper as claimed in claim 1, wherein a discharge screw conveyor is arranged at the bottom of the hopper body, and the discharge screw conveyor is used for conveying the wet sludge in the hopper body outwards.

4. The wet sludge storage hopper as claimed in claim 1 wherein the hopper body is of a rectangular cone structure comprising a rectangular body at an upper portion and a cone at a lower portion; the inclination angle of the cone body is smaller than the repose angle of the material.

5. The wet sludge storage hopper as claimed in claim 1 wherein a miniature induced draft fan connected to the control device is provided on the hopper body.

6. The wet sludge storage hopper as claimed in claim 1 wherein the hopper body is further provided with a fixed cover, and the fixed cover is provided with a miniature induced draft fan connected with the control device.

7. The wet sludge storage hopper as claimed in claim 5 or 6 wherein said mini-draft fan is connected to an odor discharge pipe, said odor discharge pipe being connected to an incinerator.

8. The wet sludge storage hopper of claim 1 wherein the inner wall surface of the hopper body is a super-smooth surface.

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