CN217378388U

CN217378388U - Paper pulp filtration equipment

Info

Publication number: CN217378388U
Application number: CN202220008964.0U
Authority: CN
Inventors: 李文斌
Original assignee: Jiangsu Lee and Man Paper Manufacturing Co Ltd
Current assignee: Jiangsu Lee and Man Paper Manufacturing Co Ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-09-06
Anticipated expiration: 2032-01-05

Abstract

The utility model discloses a paper pulp filtration equipment in paper making equipment technical field aims at solving among the prior art filter equipment and sets up complicacy, filters the poor scheduling problem of cleaning performance. It comprises a filter barrel, a washer and a filter screen; the washer is arranged at the top of the filter barrel; the filter screen is arranged at the bottom of the washer; two supporting mechanisms on the washer are respectively connected with the left side and the right side of the top of the filter barrel, and a disinfection pipeline is arranged in one supporting mechanism; a filtering rotary barrel is arranged between the two supporting mechanisms, and the top of the filtering rotary barrel is provided with a pulp inlet; a towel layer is arranged in the filtering rotary barrel; the utility model is suitable for a pulp filters, each filter unit's washing for filter pulp efficiency promotes, guarantees the better paper quality of follow-up production simultaneously.

Description

Paper pulp filtration equipment

Technical Field

The utility model relates to a paper pulp filtration equipment belongs to papermaking equipment technical field.

Background

In the modern papermaking process, waste paper is generally used as a raw material for the papermaking raw material for the renewable utilization of resources, however, the waste paper raw material generally contains large sand grains, iron wires and other large-particle impurities, and the waste paper pulp needs to be filtered to remove the large-particle impurities in the waste paper pulp in order to ensure that the quality of the finished paper meets the requirements. In the prior art, a filtering device for papermaking pulp generally has the defects of complex structure, high production cost, poor impurity separation effect, incomplete cleaning of various filter screens and influence on the quality of subsequently produced paper.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the prior art, provide a paper pulp filtration equipment, the washing and the drying action of the filter layer of being convenient for simplify the filtration flow, improve filtration efficiency, reduce the operating cost.

In order to achieve the purpose, the utility model is realized by adopting the following technical scheme:

the utility model provides a paper pulp filtering device, which comprises a filtering barrel, a washer and a filter screen; the washer is arranged at the top of the filter barrel; the filter screen is arranged at the bottom of the washer; two supporting mechanisms on the washer are respectively connected with the left side and the right side of the top of the filter barrel, and a disinfection pipeline is arranged in one supporting mechanism; a filtering rotary barrel is arranged between the two supporting mechanisms, and the top of the filtering rotary barrel is provided with a pulp inlet; a towel layer is arranged in the filtering rotary barrel.

Furthermore, a towel layer is arranged in the filtering rotary barrel, and the thickness of the towel layer is 3-4 cm.

Further, the thickness of the towel layer is 3.5 cm.

Furthermore, a plurality of disinfection nozzles are arranged on the periphery of the port of the slurry inlet connected with the filtering rotary barrel, and the total ports of the plurality of disinfection nozzles are connected with the disinfection pipeline.

Furthermore, both sides of the filter screen are provided with turnover mechanisms for turnover of the filter screen.

Furthermore, a baffle is arranged around the top of the filter screen and inclines outwards.

Furthermore, a sponge layer is arranged in the filter screen, and the thickness of the sponge layer is 2 cm.

Furthermore, a water outlet and a pulp outlet are adjacently arranged at the bottom of the filter barrel.

Compared with the prior art, the utility model discloses the beneficial effect who reaches:

the utility model provides a paper pulp filtering device, which can facilitate the cleaning and drying of a filtering layer, simplify the filtering process, improve the filtering efficiency and reduce the operation cost; the washer in this equipment is equipped with the disinfection pipeline that filters rotary barrel and antiseptic solution were sent into in, and the paper pulp of being convenient for washs the towel layer that has pollutants such as rotten thick liquid and other bacteria fast, guarantees that filterable paper pulp does not receive the pollution, and the disinfection through this filtration process is controlled, and the paper quality of guaranteeing to produce is better than the paper quality that traditional filtration obtained.

The utility model discloses a paper pulp filtration equipment in be provided with tilting mechanism and be used for the upset filter screen, at the in-process upset washing filter screen on washing towel layer, wash impurity in the filter screen. The bottom of the filter barrel discharges water for cleaning the towel layer and the filter screen through a water outlet.

Drawings

FIG. 1 is a sectional view showing the structure of a pulp filtering apparatus according to an embodiment;

in the figure: 1. a filter vat; 2. a scrubber; 3. filtering with a screen; 4. a filtering rotary barrel; 5. a support mechanism; 6. a pulp inlet; 7. a disinfection nozzle; 8. a towel layer; 9. a baffle plate; 10. a turnover mechanism; 11. a sponge layer; 12. a water outlet; 13. a pulp outlet; 14. and (5) disinfecting the pipeline.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1:

referring to fig. 1, the present embodiment provides a pulp filtering apparatus including a filtering tub 1, a washer 2, and a screen 3. The scrubber 2 is correspondingly connected with the top of the filter barrel 1 through two supporting mechanisms 5 at the left and the right of the scrubber 2. A disinfection pipeline is arranged in the supporting mechanism 5 at one side, one end of the disinfection pipeline is connected with an external disinfection liquid pool, and the other end of the disinfection pipeline enters the filtering rotary barrel 4; the filter screen 3 is disposed inside the filter tub 1 and at a bottom position of the washer 2. The filtering rotary tub 4 of the washer 2 is provided between two support mechanisms 5 and is connected to the support mechanisms 5. A pulp inlet 6 is provided at the top of the filtering rotary tub 4, and the pulp inlet 6 can be used for pulp inlet or washing water inlet. The filtering rotary barrel 4 is internally provided with a towel layer 8 for filtering impurities in the paper pulp, and the rotary filtering rotary barrel 4 throws the moisture and residual disinfection of the towel layer 8 onto the filter screen 3.

Specifically, the thickness of the towel layer 8 is 3-4 cm, most impurities are removed, and the quality of subsequent papermaking is guaranteed.

Specifically, the thickness of the towel layer 8 is 3.5cm, so that impurities in paper pulp are reduced, and the impurity removal rate is improved.

Specifically, the port at disinfection pipeline inserts the total port of a plurality of disinfection shower nozzles 7, and the disinfection shower nozzle 7 that sets up improves the disinfection area of towel layer 8 for various pollution impurity on the towel layer 8 obtain the efficient handling, make paper pulp filter the back and do not carry pollutants such as bacterium, guarantee paper production quality.

Specifically, be provided with tilting mechanism 10 at the both ends of filter screen 3, tilting mechanism 10 can be with filter screen 3 upset 180 degrees, guarantees that the positive and negative of filter screen 3 all obtains wasing in the cleaning process, prevents bacterial contamination, improves paper production quality.

Specifically, all be provided with confined baffle 9 around filter screen 3 top, guarantee that towel layer 8 filters the whole filter screens 3 that get into of paper pulp in, in addition, the cleaning process, the water that has the antiseptic solution that towel layer 8 washd gets into filter screen 3, carries out the reutilization, reduces the water consumption excessively, simplifies the washing flow.

Specifically, the sponge layer 11 with the thickness of 2cm is arranged in the filter screen 3, so that the pulp filtered by the towel layer 8 can be filtered again to obtain finer pulp.

Specifically, the bottom of the filter barrel 1 can be provided with a water outlet 12 and a pulp outlet 13, and the pulp filtering equipment is controlled to close the water outlet 12 and open the pulp outlet 13 for pulp discharge when the pulp is filtered; when the inner towel layer 8 and the filter screen 3 are cleaned, the pulp outlet 13 is closed, and the water outlet 12 is opened to discharge the cleaning sewage.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A paper pulp filtering device is characterized by comprising a filtering barrel, a washer and a filter screen; the washer is arranged at the top of the filter barrel; the filter screen is arranged at the bottom of the washer; two supporting mechanisms on the washer are respectively connected with the left side and the right side of the top of the filter barrel, and a disinfection pipeline is arranged in one supporting mechanism; a filtering rotary barrel is arranged between the two supporting mechanisms, and the top of the filtering rotary barrel is provided with a pulp inlet; a towel layer is arranged in the filtering rotary barrel.

2. The pulp filtration apparatus of claim 1 wherein the towel layer is 3 to 4cm thick.

3. A pulp filtration apparatus according to claim 2 wherein the thickness of said towel layer is 3.5 cm.

4. The pulp filtering apparatus according to claim 1, wherein a plurality of sterilizing spray heads are provided at the periphery of said pulp inlet port connected to said filtering rotary tub, and a total port of said plurality of sterilizing spray heads is connected to said sterilizing duct.

5. The pulp filtering apparatus of claim 1, wherein the two sides of the filter screen are provided with turnover mechanisms for turnover of the filter screen, and the turnover angle is 180 degrees.

6. The pulp filtration apparatus of claim 1 wherein a baffle is provided around the top of the screen, said baffle being inclined outwardly.

7. The pulp filtration apparatus of claim 1 wherein a sponge layer is provided within the screen, the sponge layer having a thickness of 2 cm.

8. The pulp filtration apparatus of claim 1 wherein the bottom of the filter barrel is provided with a water outlet and a pulp outlet adjacent to each other.