CN213169625U - Breathing device with VOCs processing function - Google Patents
Breathing device with VOCs processing function Download PDFInfo
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- CN213169625U CN213169625U CN202022117836.3U CN202022117836U CN213169625U CN 213169625 U CN213169625 U CN 213169625U CN 202022117836 U CN202022117836 U CN 202022117836U CN 213169625 U CN213169625 U CN 213169625U
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- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 26
- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 9
- 238000001179 sorption measurement Methods 0.000 claims abstract description 39
- 238000012856 packing Methods 0.000 claims abstract description 23
- 239000003063 flame retardant Substances 0.000 claims abstract description 9
- 230000000903 blocking effect Effects 0.000 claims abstract description 3
- 239000000945 filler Substances 0.000 claims description 16
- 230000000241 respiratory effect Effects 0.000 claims description 9
- 239000010963 304 stainless steel Substances 0.000 claims description 3
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a breathing device with VOCs processing function, which comprises a base, a lower layer cavity and an upper layer adsorption packing chamber, wherein the lower layer cavity and the upper layer adsorption packing chamber are separated by a float valve; the base is detachably fixed on the exhaust pipe at the top of the container; the lower-layer cavity is detachably fixed on the base, a positive pressure protection valve and a negative pressure protection valve are installed in the lower-layer cavity and communicated with the outside through a No. 1 fire blocking net; the adsorption packing chamber on the upper layer is internally provided with adsorption packing which is arranged on the support sieve plate, and a No. 2 fire-retardant net is also arranged above the adsorption packing chamber on the upper layer. The utility model combines the VOCs processing function and the breather valve function into a whole, on one hand, the utility model meets the breathing function, so as to ensure that the pressure in the container fluctuates in an allowable range; on the other hand, VOCs gas discharged from the container can be adsorbed and filtered on line and then discharged, so that the method is simple and practical and has low cost.
Description
Technical Field
The utility model belongs to the technical field of the atmosphere is administered, concretely relates to a respiratory device that is used for storing volatile medium container to go up and has VOCs processing function.
Background
At present, in the petrochemical industry of China, the storage tank is widely used for storing various petroleum liquid products, the top of the storage tank is provided with a breather valve device, so that the pressure in the storage tank is ensured to fluctuate within an allowable range, the liquid in the storage tank can be frequently volatilized into VOCs gas, and the VOCs gas is exhausted to the air through the breather valve.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the top of the existing container needs to be provided with a breather valve and VOCs gas is directly discharged outside, the utility model aims to provide a breather device with VOCs processing function for petrochemical industry, which combines the VOCs processing function and the breather valve function into a whole, on one hand, the breather valve does not need to be installed to meet the breathing function, so as to ensure that the pressure in the container fluctuates in an allowable range; on the other hand, VOCs gas discharged from the container can be adsorbed and filtered on line and then discharged, so that the method is simple and practical and has low cost.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
a breathing device with VOCs processing function comprises a base, a lower-layer cavity and an upper-layer adsorption packing chamber, wherein the lower-layer cavity and the upper-layer adsorption packing chamber are separated by a float valve; the base is detachably fixed on the exhaust pipe at the top of the container; the lower-layer cavity is detachably fixed on the base, a positive pressure protection valve and a negative pressure protection valve are installed in the lower-layer cavity and communicated with the outside through a No. 1 fire blocking net; the adsorption packing chamber on the upper layer is internally provided with adsorption packing which is arranged on the support sieve plate, and a No. 2 fire-retardant net is also arranged above the adsorption packing chamber on the upper layer.
Further, the breathing device is of a cylindrical structure and is made of 304 stainless steel through welding.
Furthermore, the support sieve plate is a porous plate, is used as a support plate to fix adsorption filler, and is communicated with the lower-layer cavity and the upper-layer adsorption filler chamber, and VOCs gas discharged from the exhaust pipe at the top of the container enters the upper-layer adsorption filler chamber through the pores after passing through the float valve.
Further, the base is fixed on the exhaust pipe at the top of the container through a clamp.
Further, the lower chamber is fixed on the base through bolt connection.
Further, 2# back-fire relief net upper side still is equipped with the overhead guard, the overhead guard passes through the case to be buckled to be fixed on upper adsorption packing chamber, prevents that rainwater, dust etc. from getting into upper adsorption packing chamber.
Furthermore, a shutter is arranged outside the No. 1 fire retardant net to prevent rainwater from entering.
The utility model has the advantages that:
(1) the utility model combines the VOCs processing function and the breather valve function into a whole, on one hand, the breather valve is not needed to be installed to meet the breather function, so as to ensure that the pressure in the container fluctuates in an allowable range; on the other hand, VOCs gas with small discharge capacity discharged from the container can be adsorbed and filtered on line and then discharged, so that the method is simple and practical and has low cost.
(2) The utility model discloses an it is convenient, easy operation to adsorb filler change.
Drawings
Fig. 1 is a schematic structural diagram of a respiratory device with a VOCs processing function according to the present invention;
wherein: 1. a base; 2. a lower chamber; 3. an upper layer adsorption packing chamber; 4. a float valve; 5. 1# fire retardant net; 6. a positive pressure protection valve; 7. a negative pressure protection valve; 8. adsorbing the filler; 9. supporting the sieve plate; 10. a top cover; 11. a box buckle; 12. a blind window; 13. an exhaust pipe; 14. 2# fire-retardant net.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in detail and clearly, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.
As shown in fig. 1, a preferred breathing apparatus with a processing function of VOCs for the present invention is a cylindrical structure, and is made of 304 stainless steel by welding, and comprises a base 1, a lower chamber 2 and an upper adsorption packing chamber 3, wherein the lower chamber 2 and the upper adsorption packing chamber 3 are separated by a float valve 4; the adsorption filler 8 is arranged in the upper layer adsorption filler chamber 3, and the adsorption filler 8 is arranged on the support sieve plate 9 and can be periodically replaced according to the actual use condition and the adsorption effect; the support sieve plate 9 is a porous plate, is used as a support plate for fixing the adsorption filler 8 and is simultaneously used for communicating the lower-layer chamber 2 with the upper-layer adsorption filler chamber 3; the float valve 4 is used for obstructing the container from forming a closed space with the upper-layer adsorption packing chamber 3 under certain pressure, and when the air pressure in the container is greater than the pressure of the float valve 4, the float valve can be automatically opened, so that the small-displacement VOCs gas discharged by the container sequentially passes through the float valve 4 and the pores and then enters the upper-layer adsorption packing chamber 3 for adsorption and filtration; the base 1 is detachably fixed (such as fixed by a hoop) on the exhaust pipe 13 at the top of the container, the lower-layer chamber 2 is detachably fixed (such as connected by a bolt) on the base 1, and a positive pressure protection valve 6 and a negative pressure protection valve 7 are installed in the lower-layer chamber 2 and are communicated with the outside through a No. 1 fire retardant net 5 and a shutter 12 in sequence; when the pressure in the container exceeds the designed value, the positive pressure protection valve 6 is opened, the gas in the container is discharged after passing through the positive pressure protection valve 6, and the pressure in the container is released; when the negative pressure in the container exceeds the designed value, the negative pressure protection valve 7 is opened, and external air is sucked into the container through the negative pressure protection valve 7 to maintain the pressure in the container; install 2# fire prevention net 14 above upper adsorption packing chamber 3, 2# fire prevention net 14 top still is equipped with top hood 10, and top hood 10 is fixed on upper adsorption packing chamber 3 through box buckle 11, prevents that rainwater, dust etc. from getting into upper adsorption packing chamber 3.
Claims (7)
1. The utility model provides a respiratory device with VOCs processing function which characterized in that: the device comprises a base (1), a lower-layer cavity (2) and an upper-layer adsorption packing chamber (3), wherein the lower-layer cavity (2) and the upper-layer adsorption packing chamber (3) are separated by a float valve (4); the base (1) is detachably fixed on an exhaust pipe (13) at the top of the container; the lower-layer cavity (2) is detachably fixed on the base (1), and a positive pressure protection valve (6) and a negative pressure protection valve (7) are installed in the lower-layer cavity (2) and are communicated with the outside through a No. 1 fire blocking net (5); adsorption filler (8) is arranged in the upper adsorption filler chamber (3), the adsorption filler (8) is arranged on the support sieve plate (9), and a No. 2 fire-retardant net (14) is also arranged above the upper adsorption filler chamber (3).
2. The respiratory device with VOCs treatment of claim 1, wherein: the breathing device is of a cylindrical structure and is made of 304 stainless steel through welding.
3. The respiratory device with VOCs treatment of claim 1, wherein: the support sieve plate (9) is a porous plate, is used as a support plate to fix the adsorption filler (8), and is communicated with the lower-layer chamber (2) and the upper-layer adsorption filler chamber (3).
4. The respiratory device with VOCs treatment of claim 1, wherein: the base (1) is fixed on a container top exhaust pipe (13) through a hoop.
5. The respiratory device with VOCs treatment of claim 1, wherein: and the lower-layer chamber (2) is fixedly connected to the base (1) through bolts.
6. A respiratory device with VOCs treatment according to any of claims 1-5, wherein: a top cover (10) is further arranged above the No. 2 fire-retardant net (14), and the top cover (10) is fixed on the upper-layer adsorption packing chamber (3) through a box buckle (11).
7. A respiratory device with VOCs treatment according to any of claims 1-5, wherein: a shutter (12) is arranged outside the No. 1 fire retardant net (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022117836.3U CN213169625U (en) | 2020-09-24 | 2020-09-24 | Breathing device with VOCs processing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022117836.3U CN213169625U (en) | 2020-09-24 | 2020-09-24 | Breathing device with VOCs processing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213169625U true CN213169625U (en) | 2021-05-11 |
Family
ID=75776371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022117836.3U Active CN213169625U (en) | 2020-09-24 | 2020-09-24 | Breathing device with VOCs processing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213169625U (en) |
-
2020
- 2020-09-24 CN CN202022117836.3U patent/CN213169625U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A respiratory device with VOCs processing function Granted publication date: 20210511 Pledgee: Postal Savings Bank of China Co.,Ltd. Pingxiang Xiangdong District Sub branch Pledgor: PINJIANG JIANGHUA ENVIRONMENTAL PROT EQUIPMENT FILLING MATERIAL Co.,Ltd. Registration number: Y2024980006220 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |