CN213668404U

CN213668404U - Defogging device for net part of paper machine

Info

Publication number: CN213668404U
Application number: CN202022249550.0U
Authority: CN
Inventors: 沈忠恩; 金建光
Original assignee: Jiaxing Ou Bote Science And Technology Paper Equipment Co ltd
Current assignee: Jiaxing Ou Bote Science And Technology Paper Equipment Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-07-13
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses a paper machine wire section defogging device, including defogging case, negative-pressure air fan, fog collecting box, gas-liquid filter screen and HEPA high efficiency filter screen, there is negative-pressure air fan through the mounting screw in the upper end of defogging case one side, the fog collecting box is installed through the bolt to the lower extreme of defogging case one side, the inside upper end of defogging case is provided with the gas-liquid filter screen, the upper end of defogging incasement wall one side has HEPA high efficiency filter screen through the fix with screw, the lower extreme of defogging incasement wall one side is provided with the fog guide plate. The utility model discloses gas in the waste liquid can flow from the bleeder vent on the water pipe because of the reason of self density to flow to the loss can separate the liquid drop that waste liquid and waste water formed to the inside gas-liquid filter screen of defogging case, and the liquid drop that the fog formed in the waste gas is gathered behind the bottom of gas-liquid filter screen, and the liquid drop flows to the one end of gas-liquid filter screen to flow to the inside of fog collecting box through fog water conservancy diversion board.

Description

Defogging device for net part of paper machine

Technical Field

The utility model relates to a defogging device technical field specifically is a paper machine wire section defogging device.

Background

In the paper making industry, a paper making machine is a very high-usage device, and the paper making machine can generate a large amount of waste liquid and waste gas in the operation process, the waste liquid and the waste gas can generate mist of harmful substances, and if the mist generated by the waste liquid and the waste gas is not timely and quickly eliminated, the production safety and the physical health of personnel can be adversely affected.

The utility model with application number 201821191983.1 discloses a closed dust and mist removing device for a paper machine, which comprises a paper machine, a closed outer frame and a cyclone dust removing device, the closed outer frame is positioned at the periphery of the paper machine and closes the paper machine, the cyclone dust removal device is arranged outside the closed outer frame at the dry part side of the paper machine, the cyclone dust removing device comprises a plurality of cyclone cylinders, a dust collecting box and an air channel which are connected in parallel, a spraying component is arranged in each cyclone cylinder, the spraying component comprises a water inlet pipe and an annular water pipe which is arranged in the cone and is positioned below the air channel, the interval is provided with a plurality of washing terminals along cyclic annular water pipe circumference equidistance each other on the cyclic annular water pipe lateral wall, the utility model provides a closed dust removal defogging device for paper machine that dust collection efficiency is high, dust removal effect is good and do not have the influence to play paper quality.

However, the closed dust and mist removing device for the paper machine has the following defects: 1. the function of gas-liquid separation treatment of the waste liquid generated by the paper machine is not provided; 2. the function of condensing and filtering mist liquid foam carried in the waste gas is not provided, and the mist carried in the waste gas cannot be reduced; 3. the function of collecting and storing the liquid drops formed by the fog is not provided. We have therefore proposed a demisting apparatus for the wire section of a paper machine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a paper machine wire section defogging device, gas in the waste liquid can flow from the bleeder vent on the water pipeline because of the reason of self density, and flow to loss can separate the liquid drop that waste liquid and waste water formed to the inside gas-liquid filter screen of defogging incasement portion, the liquid drop that the fog formed in the waste gas is gathered behind the bottom of gas-liquid filter screen, the liquid drop flows to the one end of gas-liquid filter screen, and flow to the inside of fog collecting box through the fog water flow deflector, the problem that provides among the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a paper machine web site defogging device, includes defogging case, negative-pressure air fan, fog collecting box, gas-liquid filter screen and HEPA high efficiency filter screen, there is negative-pressure air fan through the mounting screw in the upper end of defogging case one side, the fog collecting box is installed through the bolt to the lower extreme of defogging case one side, the inside upper end of defogging case is provided with the gas-liquid filter screen, there is HEPA high efficiency filter screen upper end of defogging incasement wall one side through the fix with screw, the lower extreme of defogging incasement wall one side is provided with the fog guide plate, the lower extreme that one side of defogging case just is located the fog collecting box has the drain through the mounting screw, the waste liquid import is installed through the bolt to the lower extreme of defogging case opposite side, the lower extreme of defogging case one side.

As a preferred embodiment of the present invention, the waste liquid inlet is communicated with one end of the water pipe, the drain outlet is communicated with the other end of the water pipe, and the water pipe is provided with the air holes.

As an optimal implementation mode of the utility model, the one end of gas-liquid filter screen is located the top of fog guide plate, the one end of fog guide plate and the import intercommunication of fog collecting box.

As an optimized embodiment of the utility model, the bottom both ends of defogging case all are provided with the universal wheel.

As a preferred embodiment of the utility model, the base member of gas-liquid filter screen adopts aluminum alloy material to make, be provided with the zinc-plated wire netting in the gas-liquid filter screen, the slope of gas-liquid filter screen is installed in the inside of defogging case.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a paper machine web site defogging device, through water pipeline, after the waste liquid got into water pipeline inside, gas in the waste liquid can flow from the bleeder vent because of the reason of self density to upwards loss to defogging incasement portion, and the outside of defogging case can flow out to the water in the waste water.

2. The utility model discloses a paper machine wire section defogging device, through the gas-liquid filter screen, after the inside gas of conduit and waste gas got into the defogging case, the gas-liquid filter screen can block the fog of gas and waste gas production, and the liquid drop just separates the whereabouts from the glass fiber silk, the fog among the separation gas.

3. The utility model discloses a paper machine wire section defogging device, through the fog collecting box, the liquid drop that the fog formed in the waste gas condenses behind the bottom of gas-liquid filter screen, and the liquid drop flows to the one end of gas-liquid filter screen to flow to the inside of fog collecting box through the fog water deflector.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of the mist eliminator for the wire section of the paper machine according to the present invention;

FIG. 2 is a schematic structural view of a gas-liquid filter screen and a water pipe of the mist eliminator for the wire section of the paper machine of the present invention;

FIG. 3 is a schematic structural view of a water pipe and air holes of the mist eliminator for the wire section of the paper machine of the present invention;

fig. 4 is a schematic structural diagram of the gas-liquid filter screen and the glass fiber yarn of the mist removing device for the wire section of the paper machine of the present invention.

In the figure: 1. a demisting box; 2. a negative pressure fan; 3. a fog water collecting box; 4. a sewage draining outlet; 5. a universal wheel; 6. a waste liquid inlet; 7. an air inlet; 8. a gas-liquid filter screen; 9. HEPA high-efficiency filter screen; 10. a fog flow guide plate; 11. a water delivery pipeline; 12. air holes are formed; 13. glass fiber yarn.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and 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.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: a defogging device for a net part of a paper machine, which comprises a defogging box 1, a negative pressure fan 2, a fog water collecting box 3, a gas-liquid filter screen 8 and an HEPA high-efficiency filter screen 9, the upper end of one side of the demisting tank 1 is provided with a negative pressure fan 2 through a screw, the lower end of one side of the demisting tank 1 is provided with a fog water collecting box 3 through a bolt, the upper end of the interior of the demisting tank 1 is provided with a gas-liquid filter screen 8, the upper end of one side of the inner wall of the demisting tank 1 is fixed with a HEPA high-efficiency filter screen 9 through screws, the lower end of one side of the inner wall of the demisting tank 1 is provided with a fog guide plate 10, the lower end of one side of the demisting tank 1 and positioned at the fog collecting tank 3 is provided with a sewage outlet 4 through a screw, the lower extreme of defogging case 1 opposite side installs waste liquid import 6 through the bolt, the lower extreme of defogging case 1 one side is provided with air inlet 7, air inlet 7 and the inside intercommunication of defogging case 1.

In this embodiment (see fig. 1, 2, 3, and 4), the gas in the waste liquid flows out of the air holes 12 on the water pipe 11 due to its density and flows into the defogging box 1, the gas-liquid filter screen 8 can separate the liquid drops formed by the waste liquid and the waste water, and when the liquid drops formed by the mist in the waste gas are accumulated at the bottom of the gas-liquid filter screen 8, the liquid drops flow to one end of the gas-liquid filter screen 8 and flow into the mist collection box 3 through the mist guide plate 10.

The waste liquid inlet 6 is communicated with one end of a water pipeline 11, the sewage outlet 4 is communicated with the other end of the water pipeline 11, and the water pipeline 11 is provided with an air hole 12.

In this embodiment (see fig. 1, 2 and 3), the waste water generated by the paper machine can enter the inside of the demisting tank 1 through the waste water inlet 6, meanwhile, the waste water can be discharged out of the demisting tank 1 through the water pipeline 11 and the sewage outlet 4, and the waste gas generated by the waste water in the water pipeline 11 can flow out of the water pipeline 11 through the air holes 12.

One end of the gas-liquid filter screen 8 is positioned above the fog guide plate 10, and one end of the fog guide plate 10 is communicated with the inlet of the fog collection box 3.

In this embodiment (see fig. 2), after liquid droplets formed by mist in the exhaust gas are accumulated at the bottom of the gas-liquid filter screen 8, the liquid droplets flow to one end of the gas-liquid filter screen 8 and flow to the inside of the mist collection box 3 through the mist guide plate 10.

Wherein, the bottom both ends of defogging case 1 all are provided with universal wheel 5.

In this embodiment (see fig. 1), a person can move the novel device through the universal wheels 5.

The base body of the gas-liquid filter screen 8 is made of an aluminum alloy material, a galvanized iron wire mesh 13 is arranged in the gas-liquid filter screen 8, and the gas-liquid filter screen 8 is obliquely arranged in the defogging box 1.

In this embodiment (see fig. 1), the aluminum alloy material has the characteristics of light weight and high hardness, and can more stably fix the glass fiber 13 in the defogging box 1, and the gas-liquid filter screen 8 installed in the defogging box 1 in an inclined manner can facilitate the flow of mist droplets.

It should be noted that the utility model relates to a paper machine wire demisting device, which comprises a demisting box 1, a negative pressure fan 2, a fog collecting box 3, a sewage outlet 4, a universal wheel 5, a waste liquid inlet 6, an air inlet 7, a gas-liquid filter screen 8, a HEPA high-efficiency filter screen 9, a fog guide plate 10, a water delivery pipeline 11, an air vent 12 and a glass fiber 13, wherein the parts are all universal standard parts or parts known by technicians in the field, the structure and the principle of the device can be known by technicians in the field through technical manuals or conventional experimental methods, all electric devices in the device are connected with a power supply through wires at an idle position, a power element, an electric device and a monitoring computer matched with the electric devices, and a specific connecting means, in the following working principle, the electric connection between the electric devices is completed in sequence, and the detailed connecting means, the following description will mainly describe the operation principle and process for the known technology in the field, and will not describe the electric control, and when in operation, the personnel connects the waste liquid inlet 6 with the source of the waste water produced by the paper machine, introduces the waste water into the water delivery pipeline 11, then, the waste gas generated by the waste water in the water pipeline 11 can flow out of the water pipeline 11 through the air holes 12, personnel can convey the waste gas generated by the paper machine to the interior of the demisting tank 1 through the air inlet 7, the waste gas floats upwards and dissipates to the interior of the demisting tank 1, the waste water in the water conveying pipeline 11 can be discharged out of the demisting tank 1 through the sewage discharge outlet 4, further, the liquid-gas filter screen 8 can separate liquid drops formed by the waste liquid and the waste water, meanwhile, after liquid droplets formed by mist in the exhaust gas are accumulated at the bottom of the gas-liquid filter screen 8, the liquid droplets can flow to one end of the gas-liquid filter screen 8, and then the mist can flow to the inside of the mist collection box 3 along the guide plate 10.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a paper machine wire section defogging device, includes defogging case (1), negative-pressure air fan (2), fog collecting box (3), gas-liquid filter screen (8) and HEPA high efficiency filter screen (9), its characterized in that: negative-pressure air fan (2) are installed through the screw in the upper end of defogging case (1) one side, fog collecting box (3) are installed through the bolt to the lower extreme of defogging case (1) one side, the inside upper end of defogging case (1) is provided with gas-liquid filter screen (8), the upper end of defogging case (1) inner wall one side has HEPA high efficiency filter screen (9) through the fix with screw, the lower extreme of defogging case (1) inner wall one side is provided with fog guide plate (10), the lower extreme that one side of defogging case (1) just is located fog collecting box (3) has drain (4) through the fix with screw, waste liquid import (6) are installed through the bolt to the lower extreme of defogging case (1) opposite side, the lower extreme of defogging case (1) one side is provided with air inlet (7), air inlet (7) and the inside intercommunication of defogging case (1).

2. A defogging device for a wire section of a paper machine as recited in claim 1, wherein: the waste liquid inlet (6) is communicated with one end of the water pipeline (11), the sewage outlet (4) is communicated with the other end of the water pipeline (11), and the water pipeline (11) is provided with air holes (12).

3. A defogging device for a wire section of a paper machine as recited in claim 1, wherein: one end of the gas-liquid filter screen (8) is positioned above the fog guide plate (10), and one end of the fog guide plate (10) is communicated with the inlet of the fog collecting box (3).

4. A defogging device for a wire section of a paper machine as recited in claim 1, wherein: the two ends of the bottom of the demisting box (1) are provided with universal wheels (5).

5. A defogging device for a wire section of a paper machine as recited in claim 1, wherein: the base body of the gas-liquid filter screen (8) is made of an aluminum alloy material, a galvanized wire mesh (13) is arranged in the gas-liquid filter screen (8), and the gas-liquid filter screen (8) is obliquely arranged in the defogging box (1).