CN214552369U - Impregnated paper drying waste gas purification device - Google Patents
Impregnated paper drying waste gas purification device Download PDFInfo
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- CN214552369U CN214552369U CN202023204079.XU CN202023204079U CN214552369U CN 214552369 U CN214552369 U CN 214552369U CN 202023204079 U CN202023204079 U CN 202023204079U CN 214552369 U CN214552369 U CN 214552369U
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- paper drying
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Abstract
The utility model discloses a impregnated paper drying waste gas purification device, which comprises a lower shell, an upper shell, a water pool, a circulating pump and a liquid supplementing mechanism, wherein the lower shell and the upper shell are detachably connected; a fan, a plurality of groups of spraying assemblies and a silk screen are sequentially arranged in the upper shell from top to bottom, and the position of the silk screen is higher than that of the air inlet; an inlet pipeline of the circulating pump is connected with the water pool; and an outlet pipeline of the circulating pump is connected with a distribution pipe, and the distribution pipe is connected with each spraying assembly. The impregnated paper drying waste gas purification device provided by the utility model can completely remove formaldehyde and odor carried in the waste gas; the gas after purification is discharged from the gas outlet of the upper shell, so that the environment is not polluted, and the health of residents is not influenced.
Description
Technical Field
The utility model relates to an impregnated paper production technical field, in particular to impregnated paper stoving exhaust gas purification device.
Background
In the production process of the existing impregnated paper, the base paper can be made into the finished impregnated paper product generally by the processes of glue impregnation twice, drying, cooling and the like, harmful waste gas can be generated in the process of drying the impregnated glue, the harmful waste gas contains formaldehyde and has pungent smell, and if the harmful waste gas is directly discharged into the atmosphere, the environment can be polluted, and the health of surrounding residents is seriously influenced. Therefore, these harmful exhaust gases must be filtered and purified before being discharged.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art, an object of the present invention is to provide a waste gas purifying device for drying impregnated paper, which is capable of generating harmful waste gas in the drying process of impregnated glue.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a impregnated paper drying waste gas purification device comprises a lower shell, an upper shell, a water pool, a circulating pump and a liquid supplementing mechanism, wherein the lower shell and the upper shell are detachably connected; a fan, a plurality of groups of spraying assemblies and a silk screen are sequentially arranged in the upper shell from top to bottom, and the position of the silk screen is higher than that of the air inlet; an inlet pipeline of the circulating pump is connected with the water pool; and an outlet pipeline of the circulating pump is connected with a distribution pipe, and the distribution pipe is connected with each spraying assembly.
Each group of spraying assembly comprises a branch pipe connected with the distribution pipe, a screen plate installed in the upper shell and a plurality of spray heads connected with the branch pipe, and each spray head respectively downwards penetrates through the screen plate.
The horizontal sections of the upper shell and the lower shell are rectangular; the shape of otter board is the rectangle, and the inner wall of going up the casing corresponds four corners punishment of otter board and is provided with four cushion respectively, passes through the screw connection between every otter board and those four cushion that correspond.
And circular holes with the same number as the spray heads are respectively formed in each screen plate, and each spray head penetrates through the corresponding circular hole in an interference fit manner.
The mesh range of the silk screen is 5-10 meshes.
The fluid infusion mechanism comprises a fluid infusion barrel and a fluid infusion pump, an inlet pipeline of the fluid infusion pump is connected to the fluid infusion barrel, and an outlet pipeline of the fluid infusion pump is connected to the water pool.
The liquid supplementing mechanism also comprises a controller, a buzzer, a first liquid level meter arranged in the liquid supplementing barrel and a second liquid level meter arranged in the water pool; the first liquid level meter, the second liquid level meter, the liquid supplementing pump, the circulating pump, the fan and the buzzer are respectively electrically connected with the controller.
The fan is arranged in the upper shell through the mounting frame.
The upper shell and the lower shell are connected through a flange.
The spraying assembly is provided with two groups.
Has the advantages that:
the utility model provides a impregnated paper drying waste gas purification device, compared with the prior art, under the action of a fan, waste gas generated when a dryer dries impregnated glue enters the impregnated paper drying waste gas purification device from an air inlet of an upper shell, and the waste gas is preliminarily mixed with solution on a silk screen, so that the purpose of preliminary purification is realized; the waste gas is fully mixed with the sprayed atomized solution when passing through each group of spraying components, so that formaldehyde and odor carried in the waste gas are completely removed; the gas after purification is discharged from the gas outlet of the upper shell, so that the environment is not polluted, and the health of residents is not influenced.
Drawings
Fig. 1 is the utility model provides an impregnated paper stoving exhaust gas purification device's schematic structure.
Fig. 2 is the utility model provides an among the impregnated paper stoving exhaust-gas purification device, the plan view of otter board.
Description of the main element symbols: 11-lower shell, 12-upper shell, 13-air inlet, 14-air outlet, 2-water pool, 3-circulating pump, 4-liquid supplementing mechanism, 5-silk screen, 61-blower, 62-mounting rack, 31-distributing pipe, 7-spraying component, 71-branch pipe, 72-screen plate, 73-nozzle, 721-round hole, 74-cushion block, 41-liquid supplementing barrel, 42-liquid supplementing pump, 43-buzzer, 44-first liquid level meter and 45-second liquid level meter.
Detailed Description
The utility model provides an impregnated paper stoving exhaust gas purification device, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following refers to the drawing and the embodiment is lifted the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the scope of the invention.
Referring to fig. 1, the utility model provides a impregnated paper drying exhaust gas purification device, which comprises a lower shell 11 and an upper shell 12 which are detachably connected, a water tank 2 arranged inside the lower shell 11, a circulating pump 3 arranged outside the lower shell 11 and a liquid supplementing mechanism 4, wherein the top of the upper shell 12 is provided with an air outlet 14, and the side wall of the lower shell 11 is provided with an air inlet 13; the upper shell 12 is internally provided with a fan 61, a plurality of groups of spraying components 7 and a silk screen 5 from top to bottom in sequence, and the position of the silk screen 5 is higher than that of the air inlet 13; an inlet pipeline of the circulating pump 3 is connected with the water pool 2; the outlet pipe of the circulation pump 3 is connected with a distribution pipe 31, and the distribution pipe 31 is connected with each spraying assembly 7. For the convenience of connection, the upper case 12 and the lower case 11 are flange-connected. In practical use, the water tank 2 is filled with a solution (hereinafter referred to as a solution) for removing formaldehyde, such as a hypochlorous acid solution or a potassium permanganate solution, and the waste gas generated by drying is fully mixed with the solution, so that the formaldehyde carried in the waste gas is completely removed, and the pungent smell released by the waste gas can be purified, so that the gas discharged to the atmosphere is odorless and nontoxic.
In practical application, the air inlet 13 is connected with an exhaust port of the dryer through a pipeline, the solution in the water tank 2 is pumped to each spraying assembly 7 along with the circulating pump 3 and sprayed out, then the solution is uniformly distributed on a horizontal section after passing through the silk screen 5, and finally the solution drops into the water tank 2 to form circulation. Under the action of the fan 61, waste gas generated when the dryer dries the impregnated glue enters the impregnated paper drying waste gas purification device from the air inlet 13 of the upper shell 12, and the solution on the existing silk screen 5 of the waste gas is primarily mixed, so that the purpose of primary purification is realized; the waste gas is fully mixed with the sprayed atomized solution when passing through each group of spraying components 7, so that formaldehyde and odor carried in the waste gas are completely removed; the purified gas is discharged from the gas outlet 14 of the upper shell 12, so that the environment is not polluted, and the health of residents is not influenced.
In one embodiment, the spray assemblies 7 are provided in two groups, each group of the spray assemblies 7 comprises a branch pipe 71 connected with the distribution pipe 31, a mesh plate 72 installed in the upper housing 12, and a plurality of spray heads 73 connected with the branch pipe 71, and each spray head 73 respectively penetrates downwards through the mesh plate 72. In practical applications, the distribution pipe 31 is a vertically disposed PVC pipe, and the branch pipe 71 is a horizontally disposed PVC pipe.
During operation, under the effect of circulating pump 3, the solution in pond 2 is pumped to each branch pipe 71 to spout with vaporific from each shower nozzle 73, make the below of each layer of shower nozzle 73 fill a large amount of atomized solution, each group of spray assembly 7 forms one deck atomizing layer, atomized solution falls down on silk screen 5 along with gravity, and evenly distributed on silk screen 5, make silk screen 5 form the filter layer, the solution of final silk screen 5 assembles and falls down once more and flow back to pond 2 in, form the circulation, solution can recycle, avoid extravagant. Under the action of the fan 61, the waste gas is sucked from the air inlet 13, passes through the silk screen 5 and each atomizing layer in sequence and is finally discharged from the air outlet 14; waste gas carries out preliminary purification through silk screen 5 first, then waste gas further through each layer atomizing layer when with atomizing solution intensive mixing for formaldehyde that carries in the waste gas is got rid of completely and the pungent smell of carrying obtains removing the flavor and purifies.
It should be noted that, since the spray head 73 itself is a prior art, the specific structure of the spray head 73 is not shown in the drawings.
In the present embodiment, the horizontal cross section of the upper housing 12 and the lower housing 11 is rectangular, that is: the impregnated paper drying waste gas purification device is integrally rectangular, and the occupied area is small; correspondingly, the shape of the mesh plate 72 is rectangular, four cushion blocks 74 are respectively arranged on the inner wall of the upper shell 12 corresponding to the four corners of the mesh plate 72, and each mesh plate 72 is connected with the corresponding four cushion blocks 74 through screws.
As shown in fig. 2, each mesh plate 72 is provided with circular holes 721 having the same number as the number of the nozzles 73, and each nozzle 73 passes through the corresponding circular hole 721 in an interference fit manner. In normal operation, even if the water pressure in the head 73 is high, the head 73 does not move.
Preferably, the mesh number of the silk screen 5 ranges from 5 meshes to 10 meshes. This arrangement results in no significant resistance to the flow of air by the screen 5, and ensures that the air flow can pass through the screen 5 without the need for additional power increases to the fan 61.
In actual use, the solution gradually volatilizes to cause the liquid level of the water pool 2 to drop, and automatic fluid infusion can be realized through the fluid infusion mechanism 4, wherein the fluid infusion mechanism 4 comprises a fluid infusion barrel 41 and a fluid infusion pump 42, an inlet pipeline of the fluid infusion pump 42 is connected to the fluid infusion barrel 41, and an outlet pipeline of the fluid infusion pump 42 is connected to the water pool 2. When the liquid level in the water tank 2 is too low, the liquid supplementing pump 42 is started to supplement liquid to the water tank 2.
Further, in order to improve the automation degree of the usage, the fluid infusion mechanism 4 further comprises a controller (not shown in the figure, preferably a single chip microcomputer) and a buzzer 43, a first liquid level meter 44 arranged in the fluid infusion barrel 41, and a second liquid level meter 45 arranged in the water pool 2; the first liquid level meter 44, the second liquid level meter 45, the fluid infusion pump 42, the circulating pump 3, the fan 61 and the buzzer 43 are electrically connected with the controller respectively. When the device is used, the lower limit of the liquid level of the liquid supplementing barrel 41, the upper limit of the liquid level of the water tank 2 and the lower limit of the liquid level of the water tank 2 are preset in the controller. And when the actual detection value of the second liquid level meter 45 is lower than the lower liquid level limit of the water tank 2, the liquid supplementing pump 42 is started to supplement liquid, and when the actual detection value of the second liquid level meter 45 is higher than the upper liquid level limit of the water tank 2, the liquid supplementing pump 42 is closed. When the actual detection value of the first liquid level meter 44 is lower than the lower liquid level limit of the fluid replenishing barrel 41, the fluid replenishing pump 42 is turned off. When the practical detection value of the first liquid level meter 44 is lower than the liquid level lower limit of the liquid supplementing barrel 41 and the practical detection value of the second liquid level meter 45 is lower than the liquid level lower limit of the water tank 2, the controller controls the fan 61 and the circulating pump 3 to stop running, namely, the impregnated paper drying waste gas purification device stops running, and at the moment, the controller controls the buzzer 43 to make a sound to remind a worker to supplement the solution in time.
It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.
Claims (8)
1. A impregnated paper drying waste gas purification device is characterized by comprising a lower shell, an upper shell, a water pool, a circulating pump and a liquid supplementing mechanism, wherein the lower shell and the upper shell are detachably connected; a fan, a plurality of groups of spraying assemblies and a silk screen are sequentially arranged in the upper shell from top to bottom, and the position of the silk screen is higher than that of the air inlet; an inlet pipeline of the circulating pump is connected with the water pool; the outlet pipeline of the circulating pump is connected with a distribution pipe, and the distribution pipe is connected with each spraying assembly; each group of the spraying components comprises a branch pipe connected with the distribution pipe, a screen plate arranged in the upper shell and a plurality of spray heads connected with the branch pipe, and each spray head respectively downwards penetrates through the screen plate; the horizontal sections of the upper shell and the lower shell are rectangular; the shape of otter board is the rectangle, and the inner wall of going up the casing corresponds four corners punishment of otter board and is provided with four cushion respectively, passes through the screw connection between every otter board and those four cushion that correspond.
2. The impregnated paper drying exhaust gas purification device as claimed in claim 1, wherein each screen plate is provided with circular holes with the same number as the number of spray heads, and each spray head passes through the corresponding circular hole in an interference fit manner.
3. The impregnated paper drying exhaust gas purification device as claimed in claim 1, wherein the mesh number of the wire mesh ranges from 5 to 10 meshes.
4. The impregnated paper drying exhaust gas purification device according to claim 1, wherein the liquid replenishing mechanism comprises a liquid replenishing barrel and a liquid replenishing pump, an inlet pipeline of the liquid replenishing pump is connected to the liquid replenishing barrel, and an outlet pipeline of the liquid replenishing pump is connected to the water pool.
5. The impregnated paper drying exhaust gas purification device of claim 4, wherein the liquid replenishing mechanism further comprises a controller and a buzzer, a first liquid level meter arranged in the liquid replenishing barrel, and a second liquid level meter arranged in the water tank; the first liquid level meter, the second liquid level meter, the liquid supplementing pump, the circulating pump, the fan and the buzzer are respectively electrically connected with the controller.
6. The impregnated paper drying exhaust gas purification apparatus of claim 1, wherein the fan is disposed in the upper housing by a mounting bracket.
7. The impregnated paper drying exhaust gas purification apparatus as recited in claim 1, wherein the upper housing and the lower housing are connected by a flange.
8. The impregnated paper drying exhaust gas purification apparatus as recited in claim 1, wherein the spray assemblies are provided in two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023204079.XU CN214552369U (en) | 2020-12-25 | 2020-12-25 | Impregnated paper drying waste gas purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023204079.XU CN214552369U (en) | 2020-12-25 | 2020-12-25 | Impregnated paper drying waste gas purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214552369U true CN214552369U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023204079.XU Active CN214552369U (en) | 2020-12-25 | 2020-12-25 | Impregnated paper drying waste gas purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214552369U (en) |
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2020
- 2020-12-25 CN CN202023204079.XU patent/CN214552369U/en active Active
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