CN220737023U - Diffusion preventing device used in formaldehyde production - Google Patents
Diffusion preventing device used in formaldehyde production Download PDFInfo
- Publication number
- CN220737023U CN220737023U CN202322369441.6U CN202322369441U CN220737023U CN 220737023 U CN220737023 U CN 220737023U CN 202322369441 U CN202322369441 U CN 202322369441U CN 220737023 U CN220737023 U CN 220737023U
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- China
- Prior art keywords
- formaldehyde
- plate
- butt joint
- air
- pipe
- Prior art date
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 168
- 238000009792 diffusion process Methods 0.000 title claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 210000001503 joint Anatomy 0.000 claims abstract description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000428 dust Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000005406 washing Methods 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000007664 blowing Methods 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008098 formaldehyde solution Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model provides a diffusion preventing device in formaldehyde production, which comprises a main body mechanism and a purifying mechanism arranged on one side of the main body mechanism, wherein the main body mechanism comprises: the device comprises a butt joint pipe, a fixed ring arranged on one side of the butt joint pipe, an air curtain pipe arranged on one side of the fixed ring, a sealing cylinder arranged on one side of the fixed ring, a sealing plate arranged on one side of the sealing cylinder, a formaldehyde detector arranged on one side of the sealing plate and an opening arranged in the fixed ring; when the formaldehyde-free air purifier is used, the butt joint pipe is in butt joint with an external pipeline, the air curtain pipe at one side of the fixing ring is subjected to high-pressure blowing to form an air wall, formaldehyde is prevented from escaping, the formaldehyde detector at one side of the sealing plate is used for monitoring formaldehyde in air, and when the formaldehyde in the sealing cylinder is monitored, the air in the sealing cylinder is sucked out by the air suction fan in the purifying box, and formaldehyde in the air is filtered through water washing filtration, a formaldehyde removing plate and an activated carbon net respectively.
Description
Technical Field
The utility model relates to the technical field of formaldehyde production, in particular to a diffusion preventing device in formaldehyde production.
Background
Formaldehyde, also called formalin, has wide application, belongs to a mass chemical product with simple production process and sufficient raw material supply, is a trunk in a methanol downstream product tree, 30% of methanol in the world is used for producing formaldehyde, the annual output is about 2500 ten thousand tons, and formaldehyde solution is a water solution with lower concentration, and is inconvenient for long-distance transportation from the economic aspect, so that factories are generally arranged near the main consumer market, import and export trade is very few, the industrial production mainly adopts a methanol oxidation method and a natural gas direct oxidation method, and the formaldehyde needs to be protected to a certain extent in the formaldehyde production process so as to prevent formaldehyde leakage and further cause harm to workers.
When the prior formaldehyde diffusion preventing device is used, the butt joint of the pipelines is easy to escape, and the damage to workers is caused.
For this purpose, a diffusion prevention device for formaldehyde production is proposed.
Disclosure of Invention
In view of the foregoing, it is desirable to provide a diffusion preventing device for formaldehyde production, so as to solve or alleviate the technical problems in the prior art, and at least provide a beneficial choice.
The technical scheme of the embodiment of the utility model is realized as follows: the utility model provides a diffusion preventing device during formaldehyde production, includes main part mechanism, and set up in the purifying mechanism of main part mechanism one side, main part mechanism, it includes: the device comprises a butt joint pipe, a fixed ring arranged on one side of the butt joint pipe, an air curtain pipe arranged on one side of the fixed ring, a sealing cylinder arranged on one side of the fixed ring, a sealing plate arranged on one side of the sealing cylinder, a formaldehyde detector arranged on one side of the sealing plate and an opening arranged in the fixed ring; the purifying mechanism comprises a purifying box arranged on one side of the fixing ring, a limiting plate arranged on the top of the purifying box, a formaldehyde removing plate arranged on the bottom of the limiting plate, a washing filter screen arranged on one side of the formaldehyde removing plate, an activated carbon net arranged on one side of the formaldehyde removing plate, a handle arranged on the top of the limiting plate, a mounting plate arranged on one side of the inside of the purifying box and an air suction fan arranged on one side of the mounting plate.
In some embodiments, the top of the purifying box is provided with a top plate, and one side of the purifying box is provided with a dust screen.
In some embodiments, a sealing ring is arranged on one side of the inner wall of the butt joint pipe, and an air outlet pipe is arranged at one end of the butt joint pipe.
In some embodiments, a clamping plate is arranged on one side of the sealing plate, and a silica gel plate is arranged on the inner wall of the clamping plate.
In some embodiments, an exhaust pipe is arranged at one side of the fixing ring, and an exhaust groove is arranged in the exhaust pipe.
By adopting the technical scheme, the embodiment of the utility model has the following advantages:
1. when the formaldehyde production anti-diffusion device is used, after the butt joint of the connecting pipe and an external pipeline is carried out, the butt joint position of the fixing ring, the sealing cylinder and the sealing plate is sealed, meanwhile, the air curtain pipe on one side of the fixing ring is subjected to high-pressure blowing to form an air wall, formaldehyde dissipation is prevented, meanwhile, the formaldehyde detector on one side of the sealing plate monitors the formaldehyde in the air, when the formaldehyde in the sealing cylinder is monitored, the air suction fan in the purifying box sucks out the air in the sealing cylinder, and the formaldehyde in the air is filtered through water washing filtration and formaldehyde removal plates and active carbon nets respectively, so that harm to workers is prevented.
The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall block diagram of the present utility model;
FIG. 2 is a cross-sectional view of the main body mechanism of the present utility model;
FIG. 3 is a cross-sectional view of the purifying mechanism of the present utility model.
Reference numerals:
100. a main body mechanism; 101. a butt joint pipe; 102. a seal ring; 103. an air outlet pipe; 104. a fixing ring;
105. an air curtain tube; 106. a sealing cylinder; 107. a sealing plate; 108. a formaldehyde detector; 109. opening holes;
110. a clamping plate; 111. a silicone plate; 112. an exhaust pipe; 113. an exhaust groove; 200. a purifying mechanism;
201. a purifying box; 202. a top plate; 203. limiting plates, 204, and washing a filter screen; 205. a formaldehyde removing plate;
206. an activated carbon net; 207. a handle; 208. a mounting plate; 209. a suction fan; 210. a dust-proof net.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1 to 3, a diffusion preventing device for formaldehyde production comprises a main body mechanism 100, and a purifying mechanism 200 bolted to one side of the main body mechanism 100, wherein the main body mechanism 100 comprises: the butt joint pipe 101, the fixed ring 104 welded on one side of the butt joint pipe 101, the air curtain pipe 105 fixed on one side of the fixed ring 104 by bolts, the sealing cylinder 106 welded on one side of the fixed ring 104, the sealing plate 107 welded on one side of the sealing cylinder 106, after the butt joint pipe 101 is in butt joint with an external pipeline, the butt joint position of the butt joint pipe is sealed by the fixed ring 104, the sealing cylinder 106 and the sealing plate 107, meanwhile, the air curtain pipe 105 on one side of the fixed ring 104 carries out high-pressure blowing to form an air wall so as to prevent formaldehyde from escaping, the formaldehyde detector 108 fixed on one side of the sealing plate 107 by bolts is fixed, the formaldehyde detector 108 on one side of the sealing plate 107 carries out formaldehyde monitoring on the internal air, and the opening 109 is formed in the fixed ring 104; the purifying mechanism 200 comprises a purifying box 201 fixed on one side of a fixing ring 104 through bolts, a limiting plate 203 fixed on the top of the purifying box 201 through bolts, a formaldehyde removing plate 205 adhered to the bottom of the limiting plate 203, a washing filter screen 204 adhered to one side of the formaldehyde removing plate 205, an activated carbon screen 206 adhered to one side of the formaldehyde removing plate 205, a handle 207 welded on the top of the limiting plate 203, a mounting plate 208 arranged on one side of the inside of the purifying box 201 through bolts, and an air suction fan 209 fixed on one side of the mounting plate 208, wherein the air suction fan 209 in the inside of the purifying box 201 sucks air in the sealing cylinder 106, and formaldehyde in the air is filtered through the washing filter screen 204, the formaldehyde removing plate 205 and the activated carbon screen 206.
In this embodiment, the top plate 202 is welded on the top of the purifying box 201, and the dust screen 210 is fastened and fixed on one side of the purifying box 201, so as to prevent external dust from entering the purifying box 201.
In this embodiment, a sealing ring 102 is adhered to one side of the inner wall of the butt joint pipe 101, an air outlet pipe 103 is fixed to one end of the butt joint pipe 101 by bolts, and after the butt joint pipe 101 and the air outlet pipe 103 are butt-jointed and mounted, the sealing plate 102 seals the butt joint pipe 101 and the inner wall of the air outlet pipe 103.
In this embodiment, a clamping plate 110 is welded on one side of the sealing plate 107, and a silica gel plate 111 is adhered to the inner wall of the clamping plate 110, so that the sealing performance is further improved.
In this embodiment, an exhaust pipe 112 is welded to one side of the fixing ring 104, and an exhaust groove 113 is formed in the exhaust pipe 112.
In this embodiment: when using, dock pipe 101 and outside pipeline dock the back, seal through retainer plate 104, seal tube 106 and closing plate 107 butt joint position, air curtain pipe 105 of retainer plate 104 one side carries out the high pressure simultaneously and bloies and form the air wall, prevent formaldehyde loss, formaldehyde detector 108 of closing plate 107 one side carries out formaldehyde monitoring to inside air simultaneously, when monitoring that seal tube 106 inside contains formaldehyde, the inside induced draft fan 209 of purifying box 201 is with seal tube 106 inside air suction, through filtering the formaldehyde in the air through washing filter screen 204, remove formaldehyde board 205 and activated carbon net 206 respectively, prevent to cause harm to the workman.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides a diffusion preventing device during formaldehyde production, includes main body mechanism (100), and set up in purifying mechanism (200) of main body mechanism (100) one side, its characterized in that: a body mechanism (100) comprising: a butt joint pipe (101), a fixed ring (104) arranged on one side of the butt joint pipe (101), an air curtain pipe (105) arranged on one side of the fixed ring (104), a sealing cylinder (106) arranged on one side of the fixed ring (104), a sealing plate (107) arranged on one side of the sealing cylinder (106), a formaldehyde detector (108) arranged on one side of the sealing plate (107), and an opening (109) arranged in the fixed ring (104); purifying mechanism (200), it including set up in purifying box (201) of retainer plate (104) one side, set up in limiting plate (203) at purifying box (201) top, set up in remove formaldehyde board (205) of limiting plate (203) bottom, set up in wash filter screen (204) of removing formaldehyde board (205) one side, set up in remove formaldehyde board (205) one side and be provided with active carbon net (206), set up in limiting plate (203) top is provided with handle (207), set up in purifying box (201) inside one side be provided with mounting panel (208), and set up in induced draft fan (209) of mounting panel (208) one side.
2. The formaldehyde generating diffusion preventing device according to claim 1, wherein: the top of the purifying box (201) is provided with a top plate (202), and one side of the purifying box (201) is provided with a dust screen (210).
3. A formaldehyde-producing diffusion preventing apparatus according to claim 1 or 2, wherein: a sealing ring (102) is arranged on one side of the inner wall of the butt joint pipe (101), and an air outlet pipe (103) is arranged at one end of the butt joint pipe (101).
4. A formaldehyde-generating diffusion preventing apparatus according to claim 3, wherein: a clamping plate (110) is arranged on one side of the sealing plate (107), and a silica gel plate (111) is arranged on the inner wall of the clamping plate (110).
5. The formaldehyde generating diffusion preventing device according to claim 4, wherein: an exhaust pipe (112) is arranged on one side of the fixing ring (104), and an exhaust groove (113) is formed in the exhaust pipe (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322369441.6U CN220737023U (en) | 2023-09-01 | 2023-09-01 | Diffusion preventing device used in formaldehyde production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322369441.6U CN220737023U (en) | 2023-09-01 | 2023-09-01 | Diffusion preventing device used in formaldehyde production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220737023U true CN220737023U (en) | 2024-04-09 |
Family
ID=90552383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322369441.6U Active CN220737023U (en) | 2023-09-01 | 2023-09-01 | Diffusion preventing device used in formaldehyde production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220737023U (en) |
-
2023
- 2023-09-01 CN CN202322369441.6U patent/CN220737023U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |