CN219326160U

CN219326160U - Metering tank for feeding of slurry and paste material evaporator

Info

Publication number: CN219326160U
Application number: CN202223501357.7U
Authority: CN
Inventors: 孟兵华; 邓海; 肖应东; 刘小红; 李国欢
Original assignee: Dongguan Dongyuan Environmental Technology Co ltd
Current assignee: Dongguan Dongyuan Environmental Technology Co ltd
Priority date: 2022-12-24
Filing date: 2022-12-24
Publication date: 2023-07-11
Anticipated expiration: 2032-12-24

Abstract

The utility model discloses a metering tank for feeding of a slurry and paste material evaporator, which comprises a floating ball liquid level metering module, a metering floating ball, a metering device and a metering device, wherein the metering floating ball is formed by a metering floating ball; the feeding metering tank comprises a tank body, wherein a discharging cone hopper is arranged at the bottom of the tank body, and mirror surface treatment is carried out on the inner wall of the tank body and the inner wall of the discharging cone hopper. The utility model adopts the tank body, the feeding cone bucket and the metering floating ball which are subjected to mirror surface treatment, greatly reduces the adhesion and the attachment of materials, ensures the metering accuracy, avoids the damage of subsequent equipment caused by metering problems, is beneficial to protecting the metering tank, prolongs the service life of the metering tank under severe working conditions, and ensures that the metering sensing equipment is directly contacted with the materials without being corroded or damaged by the materials, and the sediment in the materials is ensured to flow out preferentially through the discharging cone bucket, thereby reducing the condition of blockage of a discharging port caused by the deposition and avoiding equipment faults.

Description

Metering tank for feeding of slurry and paste material evaporator

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a metering tank for feeding a pasty and pasty material evaporator.

Background

The metering tank is divided into two main types of liquid metering and powder particle solid metering according to metering media; dividing the measurement accuracy class into two classes of common measurement and accurate measurement; the materials used for manufacturing the metering tank are classified as follows: the carbon steel, aluminum, titanium, plastic and high-capacity metering tank adopts a carbon steel shell and a lining anti-corrosion nonferrous metal plate, and the carbon steel shell is lined with plastic and rubber; the structure is divided into vertical type and horizontal type.

With industrial development, various metering tanks are used for playing roles in different fields, occasions and demands, a novel metering tank disclosed in Chinese patent CN202020725081.2 and an intelligent metering tank disclosed in Chinese patent CN201720701105.9 are improved in practical significance on the basis of the structure of the metering tank, so that the metering tank can meter materials more accurately or more conveniently, a metering tank for propylene glycol production disclosed in Chinese patent CN201922470614.7 and a stirring type metering tank disclosed in Chinese patent CN202020712053.7 are provided, and the technical scheme is excellent in improvement on certain special materials or special production demands.

However, the existing metering tanks in the market or the existing technical solutions still do not provide a better solution for some special materials, especially in the sewage treatment process, slurry or paste stock solution needs to be added into the evaporator, the added stock solution needs to be planned strictly according to the treatment efficiency of the evaporator and other parameter requirements, and the metering tank needs to be used as a connecting device to control the stock solution feeding amount. However, since the stock solution is pasty or pasty, the metering tank provided in the prior art is easy to adhere and adhere, the measurement result is unstable, the subsequent equipment is damaged due to inaccurate metering in severe cases, the corrosion of the stock solution to the metering tank and the metering device is increased, the service life of the metering tank is short, and the equipment cost is increased. On the other hand, the discharge hole of the existing partial metering tank is relatively flat, which leads to deposition phenomenon easily generated when facing to high-viscosity stock solution, and finally leads to blockage of the discharge hole, and additional cleaning cost is required.

Disclosure of Invention

The utility model aims to provide a metering tank for feeding a slurry-like and paste-like material evaporator, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a metering tank for feeding a slurry and paste material evaporator, comprising:

the floating ball liquid level metering module is used for metering the liquid level and comprises a metering floating ball, the outer surface of the metering floating ball is subjected to mirror surface treatment, the top of the metering floating ball is provided with a floating ball guide rod, and the floating ball guide rod is matched with a photoelectric sensor;

the feeding metering tank is used for being matched with the floating ball liquid level metering module to meter the liquid level of the material and is connected with the external evaporator to feed the material for the external evaporator, the feeding metering tank comprises a tank body, a discharging cone hopper is arranged at the bottom of the tank body, and mirror surface treatment is carried out on the inner wall of the tank body and the inner wall of the discharging cone hopper.

In the utility model, a top cover is arranged at the top of the tank body of the feeding metering tank, a metering hole is formed in the top cover, and the floating ball guide rod penetrates through the metering hole, so that the metering floating ball is positioned in the feeding metering tank.

Furthermore, a cleaning window is further formed in one side of the top cover, and a movable plate is arranged on the cleaning window, so that sediment in the tank body can be cleaned rapidly through the cleaning window.

In the utility model, one side of the tank body is also provided with a feed inlet, and the feed inlet is matched with an external feed device.

Furthermore, the photoelectric sensor is electrically connected with a PLC controller, and the photoelectric sensor transmits sensing information to the PLC controller, so that the liquid level is measured, and the feeding speed is adjusted according to the liquid level by matching with external feeding equipment.

In the utility model, the floating ball liquid level metering module is internally provided with the floating ball, and only the lower surface of the metering floating ball is contacted with the liquid level in the feeding metering tank.

In the utility model, the photoelectric sensor and the PLC are both arranged outside the tank body, so that the photoelectric sensor is prevented from being contacted with materials in the tank body.

In the utility model, the metering floating ball, the tank body and the discharging cone hopper are all made of corrosion-resistant materials.

In the utility model, the bottom of the tank body is also provided with a plurality of supporting frames.

Compared with the prior art, the utility model has the following beneficial effects:

1. the tank body, the feeding cone bucket and the metering floating ball which are subjected to mirror surface treatment are adopted, so that the adhesion and attachment of materials are greatly reduced, the metering accuracy is ensured, the damage to subsequent equipment caused by metering problems is avoided, the metering tank is protected, and the service life of the metering tank under severe working conditions is prolonged;

2. the metering induction devices are all arranged outside the tank body, so that the metering induction devices are prevented from being directly contacted with materials, and the metering induction devices are prevented from being corroded or damaged;

3. the sediment in the material is guaranteed to flow out preferentially through the discharge cone, the condition that the discharge hole is blocked due to deposition is reduced, equipment faults are avoided, and a cleaning window is formed in the top of the tank body, so that rapid cleaning is facilitated when the deposition is excessive.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is another angular overall block diagram of the present utility model;

FIG. 3 is an internal block diagram of the present utility model;

fig. 4 is a cross-sectional view of the internal structure of the present utility model.

In the figure: 100. a floating ball liquid level metering module; 101. metering a floating ball; 102. a floating ball guide rod; 103. a photoelectric sensor; 200. a feed metering tank; 201. a tank body; 202. a discharging cone bucket; 203. a top cover; 2031. a movable plate; 204. a feed inlet; 205. and (5) supporting frames.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided:

the floating ball liquid level measurement module 100 is used for measuring the liquid level, the floating ball liquid level measurement module 100 comprises a measurement floating ball 101, the outer surface of the measurement floating ball 101 is subjected to mirror surface treatment, a floating ball guide rod 102 is arranged at the top of the measurement floating ball 101, and a floating ball guide rod 1021 is matched with a photoelectric sensor 103;

the feeding metering tank 200 is used for metering the material liquid level by matching with the floating ball liquid level metering module 100, is connected with the external evaporator and feeds the external evaporator, the feeding metering tank 200 comprises a tank body 201, a discharging cone hopper 202 is arranged at the bottom of the tank body 201, and mirror surface treatment is carried out on the inner wall of the tank body 201 and the inner wall of the discharging cone hopper 202.

In this embodiment, a top cover 203 is disposed on top of a tank 201 of the feeding metering tank 200, a metering hole is disposed on the top cover 203, and a floating ball guide rod 102 is inserted into the metering hole, so that the metering floating ball 101 is located inside the feeding metering tank 200.

Further, a cleaning window is further formed on one side of the top cover 203, and a movable plate 2031 is disposed on the cleaning window, so that the sediment in the tank 201 can be cleaned rapidly through the cleaning window.

In this embodiment, a feeding port 204 is further provided on one side of the tank 201, and the feeding port 204 is matched with an external feeding device.

Further, the photoelectric sensor 103 is electrically connected with a PLC controller, and the photoelectric sensor 103 transmits sensing information to the PLC controller, so as to measure the liquid level, and the PLC controller controls the external feeding device to adjust the feeding speed according to the liquid level.

In this embodiment, there is and only the lower surface of the metering float 101 within the float level metering module 100 is in contact with the liquid level within the feed metering tank 200.

In this embodiment, the photoelectric sensor 103 and the PLC controller are both disposed outside the can 201, so as to avoid contact with the material in the can 201.

In this embodiment, the metering float 101, the tank 201 and the discharge cone 202 are made of corrosion-resistant materials.

In this embodiment, a plurality of supporting frames 205 are further disposed at the bottom of the tank 201.

Working principle:

it was confirmed that the feed inlet 204 of the metering tank for evaporator feed and the discharge outlet of the discharge cone 202 provided in this embodiment were respectively communicated with an external feed device or feed pipe and the feed inlet of the external evaporator.

Starting a feeding device, a metering tank for feeding an evaporator and the evaporator, wherein the feeding device injects stock solution into the feeding metering tank 200 through a feeding port 204, the liquid level in the tank 201 is in contact with the lower surface of the metering floating ball 101, under the buoyancy effect of the stock solution, the metering floating ball 101 moves upwards, meanwhile, the floating ball guide rod 102 synchronously moves upwards under the effect of the metering floating ball 101, in the moving process, the photoelectric sensor 103 senses the movement distance of the floating ball guide rod 102 and feeds the data back to a PLC controller, and the PLC controller obtains the liquid level in the tank 201 at the moment according to the data, so as to control whether the feeding device continuously feeds.

While the feeding device is feeding, the stock solution flows out along the discharge hole of the discharge cone 202, and it is noted that the outflow process can be controlled by a pipeline valve, and the flowing stock solution flows into the evaporator along the pipeline to complete the feeding action to the evaporator.

In the whole process, in the floating ball liquid level measuring module 100, only the lower surface of the measuring floating ball 101 is in contact with the liquid level, and the phenomenon of adhesion and attachment is not easy to occur on the measuring floating ball 101, the inner wall of the tank 201 and the inner wall of the discharging cone 202 due to mirror surface treatment.

Inevitably, the sediment in the tank 201 will remain more and more along with the extension of the working time, at this time, the movable plate 2031 can be directly opened, and the sediment in the tank 201 is cleaned through the cleaning window.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A metering tank for feeding a slurry and paste material evaporator, comprising:

2. The metering tank for feeding of slurry and paste material evaporators according to claim 1, wherein a top cover is arranged at the top of the tank body of the feeding metering tank, a metering hole is formed in the top cover, and the floating ball guide rod penetrates through the metering hole, so that the metering floating ball is positioned in the feeding metering tank.

3. The metering tank for feeding of a slurry and paste material evaporator according to claim 2, wherein a cleaning window is further formed on one side of the top cover, and a movable plate is arranged on the cleaning window, so that sediment in the tank body can be cleaned rapidly through the cleaning window.

4. The metering tank for feeding a slurry and paste material evaporator according to claim 1, wherein a feeding port is further formed on one side of the tank body, and the feeding port is matched with an external feeding device.

5. The metering tank for feeding a slurry and paste material evaporator according to claim 4, wherein the photoelectric sensor is electrically connected with a PLC controller, and the photoelectric sensor transmits sensing information to the PLC controller, so as to meter the liquid level, and the feeding speed is adjusted according to the liquid level by matching with an external feeding device.

6. A metering tank for a slurry and paste material evaporator feed as claimed in claim 1 wherein said float level metering module has a lower surface only of said metering float in contact with the liquid level in said feed metering tank.

7. The metering tank for feeding a slurry and paste material evaporator according to claim 1, wherein the photoelectric sensor and the PLC controller are both arranged outside the tank body, so as to avoid contact with the material in the tank body.

8. The metering tank for feeding a slurry and paste material evaporator according to claim 1, wherein the metering floating ball, the tank body and the discharging cone hopper are all made of corrosion-resistant materials.

9. The metering tank for feeding a slurry and paste material evaporator according to claim 1, wherein a plurality of supporting frames are further arranged at the bottom of the tank body.