CN212834769U - Mesh flow equalizing plate for paper-plastic film drying box - Google Patents
Mesh flow equalizing plate for paper-plastic film drying box Download PDFInfo
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- CN212834769U CN212834769U CN202021487542.3U CN202021487542U CN212834769U CN 212834769 U CN212834769 U CN 212834769U CN 202021487542 U CN202021487542 U CN 202021487542U CN 212834769 U CN212834769 U CN 212834769U
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- mesh
- paper
- flow equalizing
- equalizing plate
- plastic film
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- 238000001035 drying Methods 0.000 title claims description 48
- 239000002985 plastic film Substances 0.000 title claims description 45
- 229920006255 plastic film Polymers 0.000 title claims description 45
- 230000007423 decrease Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000012528 membrane Substances 0.000 abstract description 18
- 241001233242 Lontra Species 0.000 abstract description 9
- 238000000465 moulding Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000123 paper Substances 0.000 description 23
- 239000000047 product Substances 0.000 description 4
- 239000010893 paper waste Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model belongs to the technical field of the membrane production is moulded to paper, concretely relates to a mesh flow equalizing plate for membrane stoving box is moulded to paper, including flow equalizing plate body, flow equalizing plate body from the top down divide into the otter board that a plurality of layers of mesh size gradual change, the equipartition has the mesh that a plurality of sizes equal on every layer of otter board, and wind speed from the top down gradual change after a plurality of layers of otter board are seen through to wind in the same wind channel. The utility model discloses a mesh flow equalizing plate for paper mould membrane stoving box can carry out level ground evenly distributed to hot-blast, moulds the membrane through the paper that is in different stoving stages to the from the top down, adopts the otter board of different mesh sizes to shunt the wind pressure, can guarantee to mould the membrane to effectively dry to the paper that is in different stoving stages, also can prevent that paper from moulding the membrane because weight and wind speed are not matched and blown down.
Description
Technical Field
The utility model belongs to the technical field of paper plastic film production, concretely relates to a mesh flow equalizing plate for paper plastic film stoving box.
Background
The paper-plastic film is a solid container used for containing and limiting packaged objects, serves the links of circulation, storage, transportation and the like of commodities, and is mainly applied to the transportation and packaging of the commodities. The paper plastic film is used as a lunch box and tableware, and is also used as an industrial buffer package, so the development is very rapid. The paper-plastic film is a novel packaging material which is rapid in recent years and is an excellent substitute for wood. The paper plastic film is produced through the steps of material pulping, compounding, molding, stoving and setting. Since a large amount of water (about 55-60%) remains on the workpiece after press molding, the moisture content of the final product is 12-14%, and therefore, during the drying process of the workpiece, water, which is about half the weight of the workpiece, is removed, and this water is removed by heat absorption to form steam. Because the traditional drying process does not adopt an oven structure with strong wind convection and uniform air supply, the energy utilization is insufficient, the energy consumption is high, the paper-plastic film becomes a high-energy-consumption product, the paper-plastic film is not uniformly dried, and the product quality is not high. Therefore, the design and processing of the drying equipment are improved, the utilization rate of energy can be improved, and the method has important guiding significance for reducing the production cost of the paper-plastic film industry.
The egg tray in the paper plastic film takes waste paper as raw material, and has the advantages of wide source of the waste paper, including paperboard, waste paper box paper, waste white edge paper and the like, environment-friendly production process completed by pulping, adsorption molding, drying and shaping and other processes, recycling, small volume ratio of foamed plastic, overlapping and convenient transportation. However, the existing egg tray drying system is still arranged in an integral oven, molded egg tray products enter from one end of a drying box and come out from the other end of the drying box, the drying box is provided with an integral air inlet and an integral air outlet, the air speed and the air quantity are not accurately controlled, and the problems of long drying time, much energy waste, uneven drying, low drying efficiency and the like exist.
Disclosure of Invention
The utility model aims at the problem that above-mentioned exists and not enough, provide a mesh flow equalizing plate for paper mould membrane stoving box, it can carry out level ground evenly distributed to hot-blast, moulds the membrane through the paper that is in different stoving stages to the from the top down, adopts the otter board of different mesh sizes to shunt the wind pressure, can guarantee to mould the membrane to effectively dry to the paper that is in different stoving stages, also can prevent that paper from moulding the membrane because weight and wind speed are not matched and blown off.
In order to realize the purpose, the adopted technical scheme is as follows:
the mesh flow equalizing plate comprises a flow equalizing plate body, wherein the flow equalizing plate body is divided into a plurality of layers of screen plates with gradually-changed mesh sizes from top to bottom, a plurality of mesh holes with the same size are uniformly distributed on each layer of screen plate, and the wind speed of wind in the same air channel after penetrating through the plurality of layers of screen plates gradually changes from top to bottom.
Furthermore, in the mesh flow equalizing plate for the paper-plastic film drying box, the mesh openings on the plurality of layers of screen plates of the flow equalizing plate body gradually decrease from top to bottom, and the wind speed of the wind in the same air duct after penetrating through the plurality of layers of screen plates gradually decreases from top to bottom.
Further, in the mesh flow equalizing plate for the paper-plastic film drying box, the mesh openings on the plurality of layers of screen plates of the flow equalizing plate body are gradually enlarged from top to bottom, and the wind speed of the wind in the same wind channel after penetrating through the plurality of layers of screen plates is gradually enlarged from top to bottom.
Further, in the mesh flow equalizing plate for the paper-plastic film drying box, the mesh shape on the mesh plate is circular.
Further, in the mesh flow equalizing plate for the paper-plastic film drying box, the mesh on the screen plate is in a strip shape or a square shape.
Further, in the mesh flow equalizing plate for the paper-plastic film drying box, the flow equalizing plate body is formed by splicing a plurality of layers of screen plates from top to bottom.
Further, in the mesh flow equalizing plate for the paper-plastic film drying box, the flow equalizing plate body is integrally formed.
Further, in the mesh flow equalizing plate for the paper-plastic film drying box, the mesh flow equalizing plate for the paper-plastic film drying box is used in the egg tray drying box.
By adopting the technical scheme, the beneficial effects are as follows:
the utility model discloses a mesh flow equalizing plate for paper mould membrane stoving box can carry out level ground evenly distributed to hot-blast, mould the membrane through the paper that is in different stoving stages to the from the top down, the otter board that adopts different mesh sizes shunts the wind pressure, can guarantee to effectively dry the paper mould membrane that is in different stoving stages, the otter board that can adopt great mesh to mould the membrane to the paper that is in middle stoving stage promptly makes the wind speed blow to the paper relatively fast on moulding the membrane, the otter board that can adopt less mesh to mould the membrane to the paper that is in last stoving stage makes the wind speed relax relatively and blow to the paper mould the membrane, prevent that the paper from moulding the membrane because weight and wind speed are unmatched and blown down.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. The drawings are intended to depict only some embodiments of the invention, and not all embodiments of the invention are limited thereto.
Fig. 1 is one of the schematic structural diagrams of a mesh flow equalizing plate for a paper-plastic film drying box according to the embodiment of the present invention.
Fig. 2 is a second schematic structural view of a mesh flow equalizing plate for a paper-plastic film drying box according to an embodiment of the present invention.
Number in the figure:
1 is a mesh plate and 2 is a mesh.
Detailed Description
The embodiments of the present invention will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art.
In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for describing various elements of the present invention, and do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.
It should be noted that when an element is referred to as being "connected," "coupled," or "connected" to another element, it can be directly connected, coupled, or connected, but it is understood that intervening elements may be present therebetween; i.e., positional relationships encompassing both direct and indirect connections.
It should be noted that the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.
It should be noted that terms indicating orientation or positional relationship such as "upper", "lower", "left", "right", and the like, are used only for indicating relative positional relationship, which is for convenience of describing the present invention, and not that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation; when the absolute position of the object to be described is changed, the relative positional relationship may also be changed accordingly.
Referring to fig. 1 and 2, the application discloses a mesh flow equalizing plate for a paper-plastic film drying box, which comprises a flow equalizing plate body, wherein the flow equalizing plate body is divided into a plurality of layers of screen plates with gradually-changed mesh sizes from top to bottom, a plurality of mesh holes with the same size are uniformly distributed on each layer of screen plate, and the wind speed of wind in the same air channel after penetrating through the plurality of layers of screen plates gradually changes from top to bottom. The mesh flow equalizing plate for the paper-plastic film drying box body can uniformly distribute hot air in different layers, the paper-plastic films in different drying stages from top to bottom are arranged, the screen plates with different mesh sizes are adopted to divide air pressure, effective drying of the paper-plastic films in different drying stages can be guaranteed, namely, the screen plates with larger meshes can be adopted for the paper-plastic films in the middle drying stage to enable the air speed to be blown to the paper-plastic films relatively quickly, the screen plates with smaller meshes can be adopted for the paper-plastic films in the last drying stage to enable the air speed to be blown to the paper-plastic films relatively gently, and the paper-plastic films are prevented from being blown off due to the fact that the weight is not matched with the air speed.
In this embodiment, optionally, the mesh sizes of the plurality of layers of mesh plates of the flow equalizing plate body gradually decrease from top to bottom, and the wind speed of the wind in the same wind channel after passing through the plurality of layers of mesh plates gradually decreases from top to bottom. At the moment, the paper plastic film to be dried can enter the drying box body from the upper part and then gradually move downwards to gradually dry the paper plastic film.
In this embodiment, optionally, the mesh sizes of the plurality of layers of mesh plates of the flow equalizing plate body gradually increase from top to bottom, and the wind speed of the wind in the same wind channel after penetrating through the plurality of layers of mesh plates gradually increases from top to bottom. At the moment, the paper plastic film to be dried can enter the drying box body from the lower end and then gradually move upwards to gradually dry the paper plastic film.
In this embodiment, preferably, the mesh shape on the otter board is circular, and circular processing is convenient, and the cost of manufacture is low. Of course, in other embodiments, the mesh shape on the mesh plate is other shapes such as a long strip shape, a square shape and the like.
In this embodiment, preferably, as shown in fig. 1, the flow equalizing plate body is formed by splicing a plurality of layers of mesh plates up and down, and is formed by splicing a plurality of existing mesh plates, so that the flow equalizing plate is convenient to manufacture.
In this embodiment, as shown in fig. 2, the flow equalizing plate body is preferably integrally formed, so that the overall structural strength of the flow equalizing plate is better.
In this embodiment, specifically, the mesh flow equalizing plate for the paper-plastic film drying box is used for the egg tray drying box, so that the egg tray product is short in drying time, uniform in air supply, uniform in drying, high in drying efficiency and free of blowing off the egg tray.
While the above description has described in detail the preferred embodiments for carrying out the invention, it should be understood that these embodiments are presented by way of example only, and are not intended to limit the scope, applicability, or configuration of the invention in any way. The scope of the invention is defined by the appended claims and equivalents thereof. Many modifications may be made to the foregoing embodiments by those skilled in the art in light of the teachings of the present disclosure, and such modifications are intended to be within the scope of the present disclosure.
Claims (8)
1. The mesh flow equalizing plate for the paper-plastic film drying box is characterized by comprising a flow equalizing plate body, wherein the flow equalizing plate body is divided into a plurality of layers of screen plates with gradually-changed mesh sizes from top to bottom, a plurality of mesh holes with the same size are uniformly distributed on each layer of screen plate, and the wind speed of wind in the same air channel after penetrating through the plurality of layers of screen plates gradually changes from top to bottom.
2. The mesh flow equalizing plate for the paper-plastic film drying box body as claimed in claim 1, wherein the mesh openings of the plurality of layers of mesh plates of the flow equalizing plate body gradually decrease from top to bottom, and the wind speed of the wind in the same wind channel after passing through the plurality of layers of mesh plates gradually decreases from top to bottom.
3. The mesh flow equalizing plate for the paper-plastic film drying box body as claimed in claim 1, wherein the mesh openings of the plurality of layers of mesh plates of the flow equalizing plate body become larger from top to bottom, and the wind speed of the wind in the same wind channel after passing through the plurality of layers of mesh plates becomes larger from top to bottom.
4. The mesh flow equalizing plate for a paper-plastic film drying box body as claimed in claim 1, wherein the mesh shape of the mesh plate is circular.
5. The mesh flow equalizing plate for the paper-plastic film drying box body as claimed in claim 1, wherein the mesh shape on the mesh plate is a strip shape or a square shape.
6. The mesh flow equalizing plate for the paper-plastic film drying box body as claimed in claim 1, wherein the flow equalizing plate body is formed by splicing a plurality of layers of mesh plates from top to bottom.
7. The mesh flow equalizing plate for paper-plastic film drying box as claimed in claim 1, wherein the flow equalizing plate body is integrally formed.
8. The mesh flow equalizing plate for a paper-plastic film drying box body as claimed in claim 1, wherein the mesh flow equalizing plate for a paper-plastic film drying box body is used in an egg tray drying box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021487542.3U CN212834769U (en) | 2020-07-24 | 2020-07-24 | Mesh flow equalizing plate for paper-plastic film drying box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021487542.3U CN212834769U (en) | 2020-07-24 | 2020-07-24 | Mesh flow equalizing plate for paper-plastic film drying box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212834769U true CN212834769U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021487542.3U Expired - Fee Related CN212834769U (en) | 2020-07-24 | 2020-07-24 | Mesh flow equalizing plate for paper-plastic film drying box |
Country Status (1)
| Country | Link |
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| CN (1) | CN212834769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523978A (en) * | 2021-07-15 | 2021-10-22 | 合肥三利谱光电科技有限公司 | Glass panel grinding device for RTP production line |
-
2020
- 2020-07-24 CN CN202021487542.3U patent/CN212834769U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523978A (en) * | 2021-07-15 | 2021-10-22 | 合肥三利谱光电科技有限公司 | Glass panel grinding device for RTP production line |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210330 |