CN219709145U - Filter material adding device - Google Patents

Abstract

The utility model discloses a filter material adding device, which includes a ejector, a water inlet pipe, a water outlet pipe and a funnel; the ejector includes a main body, and the main body is provided with an inlet part, an outlet part and a feed part that communicate with each other. The inlet part and the outlet The two parts are coaxially arranged, the axis of the feed part and the axis of the outlet part are set vertically, the water inlet pipe is connected to the inlet part, the water outlet pipe is connected to the outlet part, the lower end of the funnel is connected to the feed part, and at least one water flow assembly is provided on the funnel . The water flow component can provide water flow, and the water flow can be mixed with filter material such as activated carbon in the funnel to form a solid mixture, which can enter the ejector under the negative pressure of the ejector and be transported by the water outlet pipe to the place where the filter material is needed. Equipment such as activated carbon beds. It effectively reduces the industrial safety risks in the filter material adding process, improves the efficiency of the filter material adding work, and saves a lot of labor costs. At the same time, the added filter material is in a wet state, which can reduce the subsequent flushing time.

Description

Filter material adding device

Technical Field

The utility model relates to the technical field of nuclear power, in particular to a filter material adding device.

Background

Nuclear power plants have many tasks that require filter material addition, such as resins, instrumentation resins, activated carbon, multi-media, and the like.

High quality demineralized water is required during operation of the nuclear power plant. The demineralized water production system of the Yangjiang nuclear power station mainly adopts an active carbon filter, a primary demineralized bed and a secondary demineralized bed process. The filter material active carbon in the active carbon filter can be replaced irregularly in the running process because of the working conditions of a certain amount of periodical water production, upstream water quality change, aging of the performance of the filter material and the like, so that the quality of desalted water is ensured to be qualified for a long time.

In the prior art, the activated carbon is replaced by adopting a mode of automatically conveying out a discharge port and manually adding the activated carbon into a bed body. The amount of the activated carbon filter material per bed is about 16.08m3, and the amount of the activated carbon per bag is 25Kg. The active carbon adding mode is that a manhole is opened and then a bag is manually poured into the bed, 5 people are required to continuously perform 7 days for adding the filter material of the active carbon filter, one bag is lifted from 0 meter to the active carbon filter by adopting the lifting mode, the active carbon filter is required to continuously operate in the bed, a large amount of dust can be generated in the dumping process, the time and the labor are wasted, and the industrial safety risk is extremely high.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a filter material adding device.

The technical scheme adopted for solving the technical problems is as follows: constructing a filter material adding device, which comprises an ejector, a water inlet pipeline, a water outlet pipeline and a funnel;

the ejector comprises a main body, wherein an inlet part, an outlet part and a feeding part which are communicated with each other are arranged on the main body, the inlet part and the outlet part are coaxially arranged, the axis of the feeding part and the axis of the outlet part are vertically arranged, a water inlet pipe is connected with the inlet part, a water outlet pipe is connected with the outlet part, the lower end of a funnel is connected with the feeding part, and at least one water flow component which is used for being mixed with filter materials in the funnel to enter the ejector is arranged on the funnel.

In some embodiments, at least one of the water flow assemblies is disposed at an upper periphery of the funnel.

In some embodiments, the water flow assembly comprises an annular water pipe, and a water inlet end of the annular water pipe is provided with a valve;

the annular water pipe is provided with a plurality of water outlets, the water outlets are circumferentially arranged at intervals along the annular water pipe, and the water outlets are downwards arranged.

In some embodiments, the valve comprises a ball valve.

In some embodiments, the water outlet is provided with a screen.

In some embodiments, a pressure gauge for detecting the pressure of water flow is arranged on the annular water pipe.

In some embodiments, the annular water pipe is provided with a flowmeter for detecting the flow rate of water.

In some embodiments, the water inlet conduit is removably connected to the inlet portion.

In some embodiments, the outlet conduit is removably connected to the outlet portion.

In some embodiments, the filter media adding device comprises a mobile cart, and the ejector, the water inlet pipeline, the water outlet pipeline and the funnel are all arranged on the mobile cart.

The implementation of the utility model has the following beneficial effects: the filter material adding device comprises a jet device, a water inlet pipeline, a water outlet pipeline and a funnel; the funnel is provided with at least one water flow component which can provide water flow, and the water flow can be mixed with filter materials such as activated carbon in the funnel to form a solid mixture, so that the solid mixture enters the ejector under the action of negative pressure of the ejector and is conveyed into equipment such as an activated carbon bed body needing the filter materials through the water outlet pipeline. The industrial safety risk of the filter material adding working process is effectively reduced, the working efficiency of the filter material adding working is improved, a large amount of labor cost is saved, and meanwhile, the added filter material is wet, so that the time for subsequent flushing can be reduced.

Drawings

In order to more clearly illustrate the technical solution of the present utility model, the following description will be given with reference to the accompanying drawings and examples, it being understood that the following drawings only illustrate some examples of the present utility model and should not be construed as limiting the scope, and that other related drawings can be obtained from these drawings by those skilled in the art without the inventive effort. In the accompanying drawings:

FIG. 1 is a schematic diagram of a filter media adding device according to some embodiments of the utility model;

fig. 2 is a schematic illustration of an arrangement of water flow assemblies in some embodiments of the utility model.

Detailed Description

For a clearer understanding of technical features, objects and effects of the present utility model, a detailed description of embodiments of the present utility model will be made with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "rear", "upper", "lower", "left", "right", "longitudinal", "transverse", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model, and do not indicate that the apparatus or element to be referred to must have specific directions, and thus should not be construed as limiting the present utility model.

It should also be noted that unless explicitly stated or limited otherwise, terms such as "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or one or more intervening elements may also be present. The terms "first," "second," "third," and the like are used merely for convenience in describing the present utility model and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," etc. may explicitly or implicitly include one or more such features. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the following description, for purposes of explanation and not limitation, specific details are set forth such as the particular system architecture, techniques, etc., in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.

Referring to fig. 1, the present utility model shows a filter media adding device that can be used for adding filter media, which can include, but is not limited to, activated carbon, resins for instruments, multimedia, etc.

The filter material adding device comprises an ejector 1, a water inlet pipeline 2, a water outlet pipeline 3 and a funnel 4;

the ejector 1 comprises a main body 11, wherein an inlet part 111, an outlet part 112 and a feeding part 113 which are mutually communicated are arranged on the main body 11, the inlet part 111 and the outlet part 112 are coaxially arranged, the axis of the feeding part 113 and the axis of the outlet part 112 are vertically arranged, the water inlet pipeline 2 is connected with the inlet part 111, the water outlet pipeline 3 is connected with the outlet part 112, the lower end of a funnel 4 is connected with the feeding part 113, and at least one water flow component 5 which is used for being mixed with filter materials in the funnel 4 to enter the ejector 1 is arranged on the funnel 4.

In some embodiments, at least one water flow assembly 5 is provided at the upper periphery of the funnel 4. It is understood that a plurality of water flow assemblies 5 may be provided, and a plurality of water flow assemblies 5 may be provided along the inner circumference of the funnel 4 at intervals in the height direction of the funnel 4.

In other embodiments, the water flow assembly 5 may be disposed directly above the funnel 4 by a bracket.

In some embodiments, the water flow assembly 5 comprises an annular water pipe 51, wherein a valve 52 is arranged at the water inlet end of the annular water pipe 51, and the valve 52 can control the water inlet amount and the flow rate of the annular water pipe 51; the valve 52 may be a ball valve.

The annular water pipe 51 is provided with a plurality of water outlets 53, the plurality of water outlets 53 are arranged at intervals along the circumference of the annular water pipe 51, and the plurality of water outlets 53 are downwards arranged so as to humidify and soak filter materials such as activated carbon in the funnel 4. Understandably, since the new activated carbon filter material is irregularly shaped and dry, it cannot be directly added by using a resin funnel, and adding the water flow component 5 can make the activated carbon wet.

In some embodiments, the water outlet 53 may be a sprinkler head.

Preferably, the water outlet 53 is provided with a filter screen to prevent filter material debris from entering the annular water pipe 51 or from blocking the water outlet 53.

Preferably, the annular water pipe 51 is provided with a pressure gauge for detecting the pressure of water flow.

Preferably, the annular water pipe 51 is provided with a flowmeter for detecting the flow rate of water.

In some embodiments, the water inlet pipe 2 is detachably connected to the inlet portion 111, for example, by a flange structure. The water inlet pipe 2 can be provided with a quick connector for quick connection with a water source, and the water inlet pipe 2 can be a stainless steel pipe which can be provided with a valve for controlling the water inlet flow rate and the flow velocity.

In some embodiments, the water outlet conduit 3 is removably connected to the outlet portion 112, such as by a flange structure. The water outlet pipeline 3 can be provided with a quick connector, and the water outlet pipeline 3 can be a stainless steel pipe which can be provided with a valve for controlling the water inlet flow and the water flow rate.

Preferably, the funnel 4 is a stainless steel funnel, and the lower end of the funnel and the feeding portion 113 may be detachably connected, for example, may be connected through a flange structure. The inner cavity of the funnel 4 is used for storing filtering materials, and the height of the funnel 4 is approximately 80-100cm.

It will be appreciated that the ejector 1 may be an ejector made of stainless steel material, and an ejector of a suitable specification may be selected according to the need, which is not particularly limited herein.

In some embodiments, the filter media adding device includes a moving trolley 6, and the ejector 1, the water inlet pipe 2, the water outlet pipe 3 and the funnel 4 are all disposed on the moving trolley 6.

The travelling car 6 is provided with universal wheels and braking means to transport the filter media adding means to a predetermined location and to stay at the predetermined location.

It is understood that the filter material adding device comprises an ejector 1, a water inlet pipeline 2, a water outlet pipeline 3 and a funnel 4; the funnel 4 is provided with at least one water flow component 5, the water flow component 5 can provide water flow, the water flow can be mixed with filter materials such as activated carbon in the funnel 4 to form a solid mixture, so that the water enters the ejector 1 under the action of negative pressure of the ejector 1, and is conveyed into equipment such as an activated carbon bed body needing the filter materials by the water outlet pipeline 3. The application of the filter material adding device can effectively reduce the industrial safety risk in the filter material adding working process, improve the working efficiency of the filter material adding working, save a great deal of labor cost, and simultaneously add the wet filter material, thereby reducing the time of subsequent flushing.

It is to be understood that the above examples only represent preferred embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that, for a person skilled in the art, the above technical features can be freely combined, and several variations and modifications can be made without departing from the scope of the utility model; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (10)

1. The filter material adding device is characterized by comprising an ejector (1), a water inlet pipeline (2), a water outlet pipeline (3) and a funnel (4);

the ejector (1) comprises a main body (11), an inlet part (111), an outlet part (112) and a feeding part (113) which are communicated with each other are arranged on the main body (11), the inlet part (111) and the outlet part (112) are coaxially arranged, the axis of the feeding part (113) and the axis of the outlet part (112) are vertically arranged, a water inlet pipeline (2) is connected with the inlet part (111), a water outlet pipeline (3) is connected with the outlet part (112), the lower end of a funnel (4) is connected with the feeding part (113), and at least one water flow component (5) for mixing filter materials in the funnel (4) to enter the ejector (1) is arranged on the funnel (4).

2. Filter media adding device according to claim 1, characterized in that at least one of the water flow assemblies (5) is provided at the upper periphery of the funnel (4).

3. Filter media adding device according to claim 1, characterized in that the water flow assembly (5) comprises an annular water pipe (51), the water inlet end of the annular water pipe (51) being provided with a valve (52);

the annular water pipe (51) is provided with a plurality of water outlets (53), the water outlets (53) are circumferentially arranged at intervals along the annular water pipe (51), and the water outlets (53) are downwards arranged.

4. A filter media adding device according to claim 3, wherein the valve (52) comprises a ball valve.

5. A filter media adding device according to claim 3, characterized in that the water outlet (53) is provided with a filter screen.

6. A filter media adding device according to claim 3, characterized in that the annular water pipe (51) is provided with a pressure gauge for detecting the water flow pressure.

7. A filter media adding device according to claim 3, characterized in that the annular water pipe (51) is provided with a flow meter for detecting the flow rate of water.

8. Filter media adding device according to any of claims 1 to 7, characterized in that the water inlet conduit (2) is detachably connected to the inlet portion (111).

9. Filter media adding device according to any of claims 1 to 7, characterized in that the outlet conduit (3) is detachably connected to the outlet portion (112).

10. Filter media adding device according to any of claims 1 to 7, characterized in that the filter media adding device comprises a travelling car (6), the jet (1), the water inlet conduit (2), the water outlet conduit (3) and the funnel (4) being all arranged on the travelling car (6).