CN108162502B - Paperboard spraying system - Google Patents
Paperboard spraying system Download PDFInfo
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- CN108162502B CN108162502B CN201711472332.XA CN201711472332A CN108162502B CN 108162502 B CN108162502 B CN 108162502B CN 201711472332 A CN201711472332 A CN 201711472332A CN 108162502 B CN108162502 B CN 108162502B
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- pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
- B31F1/20—Corrugating; Corrugating combined with laminating to other layers
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Abstract
The invention provides a paperboard spraying system which comprises an inner pipe and an outer pipe, wherein the outer pipe is fixedly sleeved on the outer side of the inner pipe, a cavity is formed between the inner pipe and the outer pipe, through holes are uniformly distributed in the bottom surface of the inner pipe, through holes are uniformly distributed in the top surface of the outer pipe, a heating layer is also fixed on the outer side of the outer pipe, a V-shaped opening is formed in the top of the heating layer, an arc-shaped water collecting tank is fixed on the outer side of the bottom of the heating layer, water baffle plates are fixedly connected to the tops of the water collecting tank, which are positioned on two sides of the heating layer, respectively, the two water baffle plates are. According to the invention, the heating layer is fixed on the outer side of the outer pipe to heat steam in the outer pipe, so that condensed water is prevented from being generated in the outer pipe, steam is sprayed out of the through holes of the outer pipe, the height of the paperboard can be reached, and the heating and tempering effects are enhanced; in addition, the water collecting tank is fixed on the outer side of the bottom of the heating layer, and water vapor which does not reach the paperboard is collected to the water collecting tank through the water baffle, so that resource waste is avoided.
Description
Technical Field
The invention relates to the technical field of corrugated board processing equipment, in particular to a paperboard spraying system for a corrugated board production line.
Background
The corrugated board is also called corrugated board, is formed by bonding at least one layer of corrugated paper and one layer of box board paper, and has better elasticity and extensibility. The method is mainly used for manufacturing cartons, the sandwich of the cartons and other packaging materials of fragile commodities. The corrugated paper box is produced through stoving and adhering paper sheets to form corrugated paper board, rolling crease, cutting and folding into paper box. Raw starch glue is adopted for paper board bonding, and the raw starch glue is gelatinized at the temperature of 58-62 ℃ to generate sticky bonding corrugated paper and flat paper.
The corrugated board production line is a key production device of corrugated carton production enterprises, and the corrugated board production line generally adopts methods of passing water or spraying cold water on a bottom single-face board or increasing the content of alkali in glue when producing four-layer or six-layer paper boards, and the problems of low speed and poor adhesion cannot be fundamentally solved. Therefore, in the existing production equipment of the paperboard line, the seamless steel pipe is generally used for connecting steam source spraying along the width of the paper web, and the raw starch coated in the corrugated paperboard can be more effectively gelatinized and strengthened in viscosity by spraying steam, humidifying and conducting heat, but the steam can generate condensed water in a pipeline, so that the water mist sprayed out of the seamless steel pipe is an intermittent water-gas mixture, and the effective heating and tempering effect cannot be achieved; and when the seamless steel pipe is positioned below the paper board, water in the sprayed water-air mixture falls down when the water does not reach the height of the paper board, so that resources are wasted, and meanwhile, the falling water drops can wet the machine to cause equipment failure.
Disclosure of Invention
The invention provides a paperboard spraying system, which aims to solve the problems of poor heating and tempering effects and resource waste in the background technology.
The invention provides a paperboard spraying system, which comprises an inner pipe and an outer pipe, wherein one end of the inner pipe is connected with a steam inlet pipeline, the steam inlet pipeline is provided with a steam inlet valve, the outer pipe is fixedly sleeved on the outer side of the inner pipe, a cavity is formed between the inner pipe and the outer pipe, through holes are uniformly distributed on the bottom surface of the inner pipe, through holes are uniformly distributed on the top surface of the outer pipe, a heating layer is also fixed on the outer side of the outer pipe, the top of the heating layer is provided with a V-shaped opening, the through hole at the top of the outer pipe is positioned at the V-shaped opening of the heating layer, an arc-shaped water collecting tank is fixed on the outer side of the heating layer and is positioned below the heating layer, the water collecting tank is located the top of the both sides of zone of heating fixedly connected with breakwater respectively, two the breakwater is "V" shape, the bottom intercommunication of water collecting tank has the collector pipe.
Preferably, the water collecting pipe is communicated with the steam inlet pipeline through a metering pump, a booster pump is fixed on the steam inlet pipeline, and the water collecting pipe is communicated with the steam inlet pipeline at the front end of the booster pump.
Preferably, the device also comprises a controller, a spray head is fixedly connected to each through hole at the top of the outer pipe, a micro-control switch is arranged on the spray head, and the micro-control switch is electrically connected with the controller; the steam inlet valve is an electromagnetic valve, and the electromagnetic valve is electrically connected with the controller.
Preferably, the inside of zone of heating is equipped with the heating wire, the outside of heating wire sets up the heat preservation, the inside of outer tube is provided with temperature sensor, temperature sensor with the heating wire all with the controller electricity is connected.
Preferably, the inner pipe and the outer pipe are seamless steel pipes.
Preferably, the water collecting tank, the water collecting pipe and the water baffle are of an integrally formed structure.
The technical scheme provided by the embodiment of the invention can have the following beneficial effects:
the invention provides a paperboard spraying system, which comprises an inner pipe and an outer pipe, wherein one end of the inner pipe is connected with a steam inlet pipeline, the steam inlet pipeline is provided with a steam inlet valve, the outer pipe is fixedly sleeved on the outer side of the inner pipe, a cavity is formed between the inner pipe and the outer pipe, through holes are uniformly distributed on the bottom surface of the inner pipe, through holes are uniformly distributed on the top surface of the outer pipe, a heating layer is also fixed on the outer side of the outer pipe, the top of the heating layer is provided with a V-shaped opening, the through hole at the top of the outer pipe is positioned at the V-shaped opening of the heating layer, an arc-shaped water collecting tank is fixed on the outer side of the heating layer and is positioned below the heating layer, the water collecting tank is located the top of the both sides of zone of heating fixedly connected with breakwater respectively, two the breakwater is "V" shape, the bottom intercommunication of water collecting tank has the collector pipe. According to the invention, the heating layer is fixed on the outer side of the outer pipe to heat steam in the outer pipe, so that condensed water is prevented from being generated in the outer pipe, steam is sprayed out of the through holes of the outer pipe, the height of the paperboard can be reached, and the heating and tempering effects are enhanced; in addition, the water collecting tank is fixed on the outer side of the bottom of the heating layer, water vapor which does not reach the paperboard is collected to the water collecting tank through the water baffle and is discharged through the water collecting pipe for other use, so that resource waste is avoided, the structure is simple, and the use is convenient.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a side cross-sectional view of a paperboard spray system in accordance with an embodiment of the present invention.
Fig. 2 is a schematic diagram of an external structure of a paperboard spraying system according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of an external structure of another paperboard spraying system according to an embodiment of the invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without making creative efforts based on the embodiments of the present invention, shall fall within the protection scope of the present invention.
Referring to fig. 1, a side cross-sectional view of a paperboard spray system is shown according to an embodiment of the present invention.
As shown in fig. 1, the paperboard spraying system comprises an inner pipe 1 and an outer pipe 2, wherein the outer pipe 2 is fixedly sleeved outside the inner pipe 1, a cavity is formed between the inner tube 1 and the outer tube 2, through holes are uniformly distributed on the bottom surface of the inner tube 1, through holes are uniformly distributed on the top surface of the outer tube 2, a heating layer 3 is also fixed on the outer side of the outer tube 2, the top of the heating layer 3 is provided with a V-shaped opening, the through hole at the top of the outer tube 2 is positioned at the V-shaped opening of the heating layer 3, an arc-shaped water collecting tank 6 is fixed on the outer side of the heating layer 3, the water collecting tank 6 is positioned below the heating layer 3, the water collecting tank 6 is located the top of the both sides of zone of heating 3 is fixedly connected with breakwater 4 respectively, two breakwater 4 is "V" shape, the bottom intercommunication of water collecting tank 6 has collector pipe 7.
Referring to fig. 2, a schematic diagram of an external structure of a paperboard spraying system according to an embodiment of the present invention is shown.
As can be seen from fig. 2, in the present embodiment, the inner pipe 1 and the outer pipe 2 are both seamless steel pipes, and a through hole is formed in the bottom of the seamless steel pipe as the inner pipe 1 and a through hole is formed in the top of the seamless steel pipe as the outer pipe 2. One end of the inner pipe 1 is connected with a steam inlet pipeline 9, and a steam inlet valve 8 is arranged on the steam inlet pipeline 9. The steam inlet pipeline 9 is connected with a steam source and used for providing steam for the spraying system, and the steam inlet valve 8 is used for controlling the steam to enter.
In this embodiment, the pipe diameter of the inner pipe 1 is 15mm, the pipe diameter of the outer pipe 2 is 25mm, the heating layer 3 is tightly attached to the outer surface of the outer pipe 2, the V-shaped opening provided at the top of the heating layer 3 facilitates the steam spraying from the through hole at the top of the outer pipe 2, the water collecting tank 6 is semicircular, as shown in fig. 1, the semicircular inner diameter of the water collecting tank 6 is larger than the outer diameter of the heating layer 3 and is fixed on the outer surface of the heating layer 3 through a connecting rod, the connecting rod is provided with at least two connecting rods to ensure the stability of the water collecting tank 6, in addition, the water collecting tank 6 can be fixed in other manners, such as being fixed on the bottom surface through a bracket, as long as the water collecting tank 6 is fixed at the outer side of the bottom of the heating layer 3, and the water baffle 4 can block the water sprayed from the through hole of the outer pipe 2, the present invention is not particularly limited. The water collecting pipe 7 is connected to the center of the water collecting tank 6, and the center of the water collecting tank 6 can be set to be slightly lower, so that the water collected in the water collecting tank 6 can smoothly enter the water collecting pipe 7. The water collecting tank 6, the water collecting pipe 7 and the water baffle 4 in the embodiment are of an integrally formed structure, and no gap is formed between the water collecting tank 6, the water collecting pipe 7 and the water baffle 4, so that the water caught by the water baffle 4 is prevented from generating outward seepage loss in the process of entering the water collecting pipe 7, and the water waste is avoided.
In the paperboard spraying system provided by the invention, the heating layer 3 fixed outside the outer pipe 2 can heat the outer pipe 2, so that steam inside the outer pipe 2 is heated, condensed water formed inside the outer pipe 2 by the steam is prevented from being sprayed out intermittently in a water-gas mixture mode, and the situation that water in the water-gas mixture falls into the ground and is wasted because the water falls down to the height of the paperboard 5 due to gravity is avoided; on the other hand, the water baffle plate 4 and the water collection tank 6 are arranged outside the heating layer 3, the water baffle plate 4 is fixedly connected to two sides of the top of the water collection tank 6, the two water baffle plates are in a large V-shaped structure, even if the heating layer 3 is insufficiently heated, a water-air mixture is sprayed out from a through hole in the top of the outer pipe 2, water cannot directly fall to the bottom surface when falling to the height of the paper board 5 due to gravity, but falls to the inner surface of the water baffle plate 4, so that the water reaches the water collection tank 6 and then enters the water collection pipe 7 of the bottom plate of the water collection tank 6, and the water collection pipe 7 can collect the water for other purposes, so that the.
Further, in this embodiment, as shown in fig. 2, the water collecting pipe 7 is communicated with the steam inlet pipe 9 through a metering pump 13, a booster pump 10 is fixed on the steam inlet pipe 9, and the water collecting pipe 7 is communicated with the steam inlet pipe 9 at the front end of the booster pump 10.
In this embodiment, the collector pipe 7 with communicate through measuring pump 13 between the admission pipeline 9, during the moisture that collector pipe 7 was collected was gone into admission pipeline 9 through measuring pump 13 pump, along with steam gets into inner tube 1, at the in-process route booster pump 10 that gets into inner tube 1, during moisture atomized into steam entering inner tube 1 under the effect of booster pump 10, made the moisture reuse of water catch bowl 6 collection, resources are saved, convenient to use. In other embodiments of the present invention, the metering pump 13 may be replaced by a common electric pump, so as to enable the moisture in the water collecting pipe 7 to enter the steam pipeline 9, the present invention is not limited specifically, in this embodiment, the metering pump 13 is adopted, the pumping amount of the moisture can be metered while the moisture in the water collecting pipe 7 is pumped into the steam inlet pipeline 9, and the amount of the steam sprayed on the paper board 5 is conveniently estimated by the worker in combination with the supply amount of the steam, so that the worker can better grasp the state of the paper board 5.
Referring to fig. 3, a schematic diagram of another paperboard spraying system according to an embodiment of the present invention is shown.
As can be seen from fig. 3, the paperboard spraying system comprises the above structure, and further comprises a controller 12, wherein a spray head 11 is fixedly connected to each through hole at the top of the outer tube 2, a micro-control switch is arranged on the spray head 11, and the micro-control switch is electrically connected to the controller 12.
In this embodiment, the spraying direction of the spray head 11 is the same as the spraying direction of the through holes of the outer tube 2, and the spray head 11 is sprayed upwards, besides, the spray head 11 can also spray upwards in an inclined manner, when the spray head 11 sprays upwards in an inclined manner, the position and the shape of the water baffle 4 are correspondingly adjusted, so that the water or steam which is sprayed by the spray head 11 and does not reach the height of the paper board 5 can be collected by the water baffle 4; the spraying direction of the spray head 11 can be adjustable, the requirements of spraying different parts of the paperboard 5 are met, and the use is convenient. In this embodiment, the controller 12 is provided with a plurality of nozzle switches, and each switch corresponds to one nozzle 11, so as to facilitate control of the nozzle 11.
In the invention, each spray head 11 is provided with a micro-control switch, and the micro-control switch of each spray head 11 is electrically connected with the controller 12, namely the controller 12 can independently control the opening and closing of each spray head 11, on one hand, when the width of the paper board 5 is smaller, the spray heads 11 at the edge part of the outer pipe 2 can be closed, thereby avoiding waste of steam; on the other hand, when the moisture content of the paperboard 5 is not uniform, a certain sprayer 11 is independently opened to spray the local part of the paperboard 5, so that the local moisture content is changed, and the moisture content of the paperboard 5 is uniform and convenient to use.
Further, in this embodiment, the inside of zone of heating 3 is equipped with the heating wire, the outside of heating wire sets up the heat preservation, the inside of outer tube 2 is provided with temperature sensor, temperature sensor with the heating wire all with controller 12 electricity is connected. The temperature threshold value in the outer pipe 2 is preset in the controller 12, when the temperature detected by the temperature sensor is lower than the preset threshold value in the controller 12, the controller 12 controls the heating wire of the heating layer 3 to work to heat the outer pipe 2, so as to heat the steam in the outer pipe 2, when the temperature detected by the temperature sensor is higher than the preset threshold value in the controller 12, the controller 12 controls the heating wire to stop working until the temperature detected by the temperature sensor is lower than the preset temperature threshold value in the controller 12, and then controls the heating wire to work, so that when the temperature in the outer pipe 2 is higher, it is indicated that the outer pipe 2 is basically steam, the controller 12 controls the heating wire to stop working, when the temperature in the outer pipe 2 is lower, it is indicated that partial moisture exists in the outer pipe 2, the controller 12 controls the heating wire to work, thereby avoiding the situation that the heating wire is always in a heating state and saving power resources, so that the electric heating wire can rest and the service life of the electric heating wire is prolonged.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
Claims (6)
1. The paperboard spraying system is characterized by comprising an inner pipe (1) and an outer pipe (2), wherein one end of the inner pipe (1) is connected with a steam inlet pipeline (9), a steam inlet valve (8) is arranged on the steam inlet pipeline (9), the outer pipe (2) is fixedly sleeved on the outer side of the inner pipe (1), a cavity is formed between the inner pipe (1) and the outer pipe (2), through holes are uniformly distributed on the bottom surface of the inner pipe (1), through holes are uniformly distributed on the top surface of the outer pipe (2), a heating layer (3) is further fixed on the outer side of the outer pipe (2), a V-shaped opening is arranged at the top of the heating layer (3), the through holes at the top of the outer pipe (2) are positioned at the V-shaped opening of the heating layer (3), an arc-shaped water collecting tank (6) is fixed on the outer side of the heating layer (3), and the water collecting tank (6) is positioned below the heating layer (3), the water collecting tank (6) is located the top of the both sides of zone of heating (3) is fixedly connected with breakwater (4) respectively, two breakwater (4) are "V" shape, the bottom intercommunication of water collecting tank (6) has collector pipe (7).
2. A cardboard spraying system according to claim 1, characterized in that the water collecting pipe (7) is connected to the steam inlet pipe (9) by a metering pump (13), the steam inlet pipe (9) is fixed with a booster pump (10), and the water collecting pipe (7) is connected to the steam inlet pipe (9) at the front end of the booster pump (10).
3. A cardboard sprayer system according to claim 2, characterized in that it further comprises a controller (12), a spray head (11) is fixedly connected to each through hole on the top of the outer pipe (2), a micro-control switch is arranged on the spray head (11), the micro-control switch is electrically connected to the controller (12), the steam inlet valve (8) is an electromagnetic valve, and the electromagnetic valve is electrically connected to the controller (12).
4. A cardboard spray system according to claim 3, characterized in that inside the heating layer (3) is provided with heating wires, outside of which is provided with a heat preservation layer, inside the outer tube (2) is provided with temperature sensors, both of which are electrically connected with the controller (12).
5. A paperboard spray system according to any of claims 1-4, characterized in that said inner tube (1) and said outer tube (2) are both seamless steel tubes.
6. A paperboard spray system according to any of claims 1-4, characterized in that said water collection sump (6), said water collection pipe (7) and said water deflector (4) are of an integrally formed construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472332.XA CN108162502B (en) | 2017-12-29 | 2017-12-29 | Paperboard spraying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472332.XA CN108162502B (en) | 2017-12-29 | 2017-12-29 | Paperboard spraying system |
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| Publication Number | Publication Date |
|---|---|
| CN108162502A CN108162502A (en) | 2018-06-15 |
| CN108162502B true CN108162502B (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711472332.XA Active CN108162502B (en) | 2017-12-29 | 2017-12-29 | Paperboard spraying system |
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| CN (1) | CN108162502B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454933A (en) * | 2018-12-25 | 2019-03-12 | 佛山市富利包装机械有限公司 | A kind of hole paper heating device |
| CN110395012B (en) * | 2019-07-30 | 2024-05-31 | 上海拿丝朵自动化设备有限公司 | Novel cardboard steam spraying device |
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| CN203496351U (en) * | 2013-10-09 | 2014-03-26 | 河南华丽纸业包装股份有限公司 | Composite heating device for corrugated board |
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| US5676790A (en) * | 1996-03-25 | 1997-10-14 | Copar Corporation | Corrugating machine with thermal position sensing |
| JP2001129905A (en) * | 1999-11-05 | 2001-05-15 | Mitsubishi Heavy Ind Ltd | Corrugating machine |
| CN202213238U (en) * | 2011-08-05 | 2012-05-09 | 福建省文松彩印有限公司 | Automatic water spraying system of corrugating machine |
| CN203683998U (en) * | 2013-12-04 | 2014-07-02 | 安徽省嘉信包装印务有限公司 | Steam humidification device suitable for multilayer corrugated paper |
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| CN108162502A (en) | 2018-06-15 |
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