CN220802367U - Compressed air pretreatment system before powder spraying - Google Patents
Compressed air pretreatment system before powder spraying Download PDFInfo
- Publication number
- CN220802367U CN220802367U CN202322215330.XU CN202322215330U CN220802367U CN 220802367 U CN220802367 U CN 220802367U CN 202322215330 U CN202322215330 U CN 202322215330U CN 220802367 U CN220802367 U CN 220802367U
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- Prior art keywords
- valve
- filter
- compressed air
- cold dryer
- inlet pipeline
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- 239000000843 powder Substances 0.000 title claims abstract description 15
- 238000005507 spraying Methods 0.000 title claims abstract description 15
- 238000011045 prefiltration Methods 0.000 claims abstract description 32
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 21
- 238000010410 dusting Methods 0.000 claims 3
- 238000002203 pretreatment Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a pre-treatment system for compressed air before powder spraying, which not only improves the quality of the compressed air, but also improves the air pressure stability of the compressed air. The compressed air inlet pipeline is connected with a pre-filter, and the pre-filter is connected with a cold dryer through the cold dryer inlet pipeline; a valve is arranged on the pre-filter overhaul bypass, one end of the pre-filter overhaul bypass is connected with a compressed air inlet pipeline, and the other end of the pre-filter overhaul bypass is connected with a cold dryer inlet pipeline; the cold dryer is connected with a rear filter through an air outlet pipeline of the cold dryer, and the rear filter is connected with the pressure stabilizing tank through an air inlet pipeline of the pressure stabilizing tank; a valve is arranged on the rear filter overhaul bypass, one end of the valve is connected with an air outlet pipeline of the cold dryer, and the other end of the valve is connected with an air inlet pipeline of the pressure stabilizing tank; a valve is arranged on the overhaul bypass of the cold dryer, one end of the valve is connected with a compressed air inlet pipeline, and the other end of the valve is connected with a pressure stabilizing tank inlet pipeline; the surge tank is connected with the two parts through a surge tank air outlet pipeline, and a valve is arranged on the pipeline.
Description
Technical Field
The utility model relates to a compressed air pretreatment system before powder spraying, which is mainly used for a powder spraying and coating production line.
Background
The powder spraying and coating production line is provided with a plurality of precise components and powder spraying guns which are driven by compressed air sources, and the quality of the compressed air directly influences the service life of air utilization equipment and has great influence on the powder spraying quality of products. In the prior art, compressed air directly enters into the powder spraying gas equipment, so that a technology capable of improving the quality of the compressed air before the compressed air enters into the powder spraying gas equipment is needed.
Disclosure of utility model
The utility model aims to overcome the defects in the prior art, and provides the compressed air pretreatment system with reasonable structural design before powder spraying, which not only improves the quality of compressed air, but also improves the air pressure stability of the compressed air.
The utility model solves the problems by adopting the following technical scheme: the utility model provides a compressed air pretreatment system before powder spraying which characterized in that: the device comprises a pre-filter, a cold dryer, a post-filter, a surge tank, a duplex member, a cold dryer air inlet pipeline, a cold dryer air outlet pipeline, a pre-filter overhaul bypass, a cold dryer overhaul bypass, a post-filter overhaul bypass, a first valve, a second valve, a third valve, a fourth valve, a fifth valve, a sixth valve, a seventh valve, a surge tank air outlet pipeline, a compressed air inlet pipeline and a surge tank air inlet pipeline; the compressed air inlet pipeline is connected with the inlet of the pre-filter, and the outlet of the pre-filter is connected with the inlet of the cold dryer through the cold dryer inlet pipeline; a first valve is arranged on the inlet and the outlet of the pre-filter; one end of the pre-filter overhaul bypass is connected with a compressed air inlet pipeline, the other end of the pre-filter overhaul bypass is connected with a cold dryer inlet pipeline, and a second valve is arranged on the pre-filter overhaul bypass; the outlet of the cold dryer is connected with the inlet of the post filter through an air outlet pipeline of the cold dryer, and the outlet of the post filter is connected with the inlet of the pressure stabilizing tank through an air inlet pipeline of the pressure stabilizing tank; the inlet and the outlet of the post filter are provided with a fourth valve; one end of the rear filter overhaul bypass is connected with an air outlet pipeline of the cold dryer, the other end of the rear filter overhaul bypass is connected with an air inlet pipeline of the pressure stabilizing tank, and a valve No. five is arranged on the rear filter overhaul bypass; one end of the cold dryer overhaul bypass is connected with the compressed air inlet pipeline, and the other end of the cold dryer overhaul bypass is connected with the pressure stabilizing tank inlet pipeline; a sixth valve is arranged on the overhaul bypass of the cold dryer; the outlet of the pressure stabilizing tank is connected with the two parts through an air outlet pipeline of the pressure stabilizing tank, and a seventh valve is arranged on an air outlet pipeline of the pressure stabilizing tank.
The post filter is a precision filter.
The first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve and the seventh valve are all ball valves.
The utility model provides a voltage stabilizing tank which is provided with two voltage stabilizing tanks connected in parallel.
Compared with the prior art, the utility model has the following advantages and effects: the compressed air is treated before entering the powder spraying gas equipment, so that the quality of the compressed air is improved, the pressure stability of the compressed air is also improved, and the gas requirement of the precise powder spraying equipment is improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Detailed Description
The present utility model will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present utility model and not limited to the following examples.
The embodiment of the utility model comprises a pre-filter 1, a cold dryer 2, a post-filter 3, a surge tank 4, a duplex member 5, a cold dryer air inlet pipeline 6, a cold dryer air outlet pipeline 7, a pre-filter overhaul bypass 8, a cold dryer overhaul bypass 9, a post-filter overhaul bypass 10, a first valve 11, a second valve 12, a third valve 13, a fourth valve 14, a fifth valve 15, a sixth valve 16, a seventh valve 17, a surge tank air outlet pipeline 18, a compressed air inlet pipeline 19 and a surge tank air inlet pipeline 20.
The compressed air inlet pipeline 19 is connected with the inlet of the pre-filter 1, and the outlet of the pre-filter 1 is connected with the inlet of the cold dryer 2 through the cold dryer inlet pipeline 6. A valve number 11 is arranged on the inlet and the outlet of the prefilter 1.
One end of the pre-filter maintenance bypass 8 is connected with a compressed air inlet pipeline 19, the other end of the pre-filter maintenance bypass 8 is connected with a cold dryer inlet pipeline 6, and a second valve 12 is arranged on the pre-filter maintenance bypass 8.
The outlet of the cold dryer 2 is connected with the inlet of the post filter 3 through a cold dryer air outlet pipeline 7, and the outlet of the post filter 3 is connected with the inlet of the surge tank 4 through a surge tank air inlet pipeline 20. A fourth valve 14 is installed on the inlet and outlet of the post-filter 3. The post filter 3 is a precision filter.
One end of a rear filter overhaul bypass 10 is connected with an air outlet pipeline 7 of the cold dryer, and the other end is connected with an air inlet pipeline 20 of the surge tank; a fifth valve 15 is installed on the post-filter service bypass 10.
One end of the cold dryer overhaul bypass 9 is connected with a compressed air inlet pipeline 19, and the other end is connected with a surge tank inlet pipeline 20. A valve number six 16 is installed on the cold dryer service bypass 9.
The outlet of the surge tank 4 is connected with the two parts 5 through a surge tank outlet pipeline 18, and a valve No. 17 is arranged on the surge tank outlet pipeline 18. The two parts 5 are used for connecting gas consuming devices, and the two parts 5 are arranged according to the number of the gas consuming devices, and the surge tank 4 is arranged at the same time. In this embodiment, two surge tanks 4 are provided and are arranged in parallel.
The first valve 11, the second valve 12, the third valve 13, the fourth valve 14, the fifth valve 15, the sixth valve 16 and the seventh valve 17 are all ball valves.
The working mode of the embodiment of the utility model is as follows:
During normal operation, the valve No. two 12, the valve No. five 15 and the valve No. six 16 are closed, the rest valves are opened, compressed air of a factory building enters the pre-filter 1 through the compressed air inlet pipeline 19 and then enters the cold dryer 2, then enters the post-filter 3 after exiting the cold dryer 2, then enters the surge tanks 4, and finally exits from each surge tank 4 through the two parts 5 for gas equipment.
When the pre-filter 1 is overhauled, the overhauling can be stopped, if the overhauling cannot be stopped under the conditions of tense production task and the like, the valve 11, the valve 15 and the valve 16 are closed, the rest valves are opened, and compressed air enters the cold dryer 2 through the pre-filter overhauling bypass 8.
When the post filter 3 is overhauled, the overhauling can be stopped, if the overhauling cannot be stopped under the conditions of tension of production tasks and the like, the valve 14, the valve 12 and the valve 16 are closed, the rest valves are opened, and compressed air enters the surge tank 4 through the post filter overhauling bypass 10.
When the cold dryer 2 is overhauled, the overhauling can be stopped, if the situation of the shortage of production tasks and the like can not be stopped and overhauled, the valve No. 16 is opened, the rest valves are closed, and the compressed air directly enters the surge tank 4 through the cold dryer overhauling bypass 9.
In addition, it should be noted that the specific embodiments described in the present specification may vary from part to part, from name to name, etc., and the above description in the present specification is merely illustrative of the structure of the present utility model. All equivalent or simple changes of the structure, characteristics and principle according to the inventive concept are included in the protection scope of the present patent. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the utility model as defined in the accompanying claims.
Claims (4)
1. The utility model provides a compressed air pretreatment system before powder spraying which characterized in that: the device comprises a pre-filter, a cold dryer, a post-filter, a surge tank, a duplex member, a cold dryer air inlet pipeline, a cold dryer air outlet pipeline, a pre-filter overhaul bypass, a cold dryer overhaul bypass, a post-filter overhaul bypass, a first valve, a second valve, a third valve, a fourth valve, a fifth valve, a sixth valve, a seventh valve, a surge tank air outlet pipeline, a compressed air inlet pipeline and a surge tank air inlet pipeline; the compressed air inlet pipeline is connected with the inlet of the pre-filter, and the outlet of the pre-filter is connected with the inlet of the cold dryer through the cold dryer inlet pipeline; a first valve is arranged on the inlet and the outlet of the pre-filter; one end of the pre-filter overhaul bypass is connected with a compressed air inlet pipeline, the other end of the pre-filter overhaul bypass is connected with a cold dryer inlet pipeline, and a second valve is arranged on the pre-filter overhaul bypass; the outlet of the cold dryer is connected with the inlet of the post filter through an air outlet pipeline of the cold dryer, and the outlet of the post filter is connected with the inlet of the pressure stabilizing tank through an air inlet pipeline of the pressure stabilizing tank; the inlet and the outlet of the post filter are provided with a fourth valve; one end of the rear filter overhaul bypass is connected with an air outlet pipeline of the cold dryer, the other end of the rear filter overhaul bypass is connected with an air inlet pipeline of the pressure stabilizing tank, and a valve No. five is arranged on the rear filter overhaul bypass; one end of the cold dryer overhaul bypass is connected with the compressed air inlet pipeline, and the other end of the cold dryer overhaul bypass is connected with the pressure stabilizing tank inlet pipeline; a sixth valve is arranged on the overhaul bypass of the cold dryer; the outlet of the pressure stabilizing tank is connected with the two parts through an air outlet pipeline of the pressure stabilizing tank, and a seventh valve is arranged on an air outlet pipeline of the pressure stabilizing tank.
2. The pre-dusting compressed air pretreatment system of claim 1, wherein: the post filter is a precision filter.
3. The pre-dusting compressed air pretreatment system of claim 1, wherein: the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve and the seventh valve are all ball valves.
4. The pre-dusting compressed air pretreatment system of claim 1, wherein: the two pressure stabilizing tanks are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322215330.XU CN220802367U (en) | 2023-08-17 | 2023-08-17 | Compressed air pretreatment system before powder spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322215330.XU CN220802367U (en) | 2023-08-17 | 2023-08-17 | Compressed air pretreatment system before powder spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220802367U true CN220802367U (en) | 2024-04-19 |
Family
ID=90708617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322215330.XU Active CN220802367U (en) | 2023-08-17 | 2023-08-17 | Compressed air pretreatment system before powder spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220802367U (en) |
-
2023
- 2023-08-17 CN CN202322215330.XU patent/CN220802367U/en active Active
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