CN202289769U - Dust-removing, air-inducting and smoke-discharging combined system for thermal spraying water curtain - Google Patents
Dust-removing, air-inducting and smoke-discharging combined system for thermal spraying water curtain Download PDFInfo
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- CN202289769U CN202289769U CN2011204201675U CN201120420167U CN202289769U CN 202289769 U CN202289769 U CN 202289769U CN 2011204201675 U CN2011204201675 U CN 2011204201675U CN 201120420167 U CN201120420167 U CN 201120420167U CN 202289769 U CN202289769 U CN 202289769U
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Abstract
The utility model provides a dust-removing, air-inducting and smoke-discharging combined system for a thermal spraying water curtain, relating to a technology for dust removal by ventilation and solving the problems that in the existing thermal spraying, a draught fan is used for carrying out smoke discharging treatment and the smoke discharging method cannot effectively clean dust with larger particles. An inner cavity of a water tank 1 is divided into a water reservoir 1-1 and a water discharging tank 1-2 by a water separation plate 2; a stainless-steel inclined plane plate 4 is obliquely arranged in a top tank 3; the upper part at one side of the inclined surface of the stainless-steel plate, which is upward, is provided with a water spraying pipe 5; at least one row of injection holes 5-1 are uniformly arranged in the pipe wall of the water spraying pipe 5 along the length direction of the water spraying pipe 5; each injection hole 5-1 is arranged towards one side of the stainless-steel inclined plane plate 4 and an included angle between the central line of each injection hole 5-1 and the horizontal central line of the water spraying pipe 5 is 45 degrees; a smoke guiding pipe 8 is obliquely arranged at the outer side of the top tank 3; one end of a water-spraying connecting pipe 9 is connected with the water spraying pipe 5 and the other end of the water-spraying connecting pipe 9 is connected with a water pump 10; the water pump 10 is connected with one end of a bent pipe 11 and the other end of the bent pipe 11 is communicated with the water reservoir 1-1; and a draught fan 15 is connected with a gas collecting cover 13 through a smoke discharging pipeline 14. The dust-removing, air-inducting and smoke-discharging combined system for the thermal spraying water curtain, provided by the utility model, is used for discharging the smoke and removing the dust in a thermal spraying construction process.
Description
Technical field
The utility model relates to a kind of dust removal by ventilation smoke evacuation technology, is specifically related to the dust removal by ventilation smoke evacuation system of a kind of thermal spraying workshop construction work.
Background technology
In Construction of Thermal Spraying, metal or ceramic wire (rod) material, powder can produce volume of smoke under the effect of thermal spraying high temperature heat source, contain toxic gas and dust in these flue dust; Toxic gas contains HF (hydrogen fluoride), NO usually
2With CO etc., dust contains metal usually and metal oxygen (carbon, nitrogen) is changed thing, pottery and analyte thereof etc., and these material majorities are harmful substance.Because space, thermal spraying workshop is airtight relatively static, air flows less, and toxic gas and flue dust accumulate in the space of ground physical activity for a long time, and suspension heavy metal and oxide dust thereof; The operator in thermal spraying workshop sucks toxic gas and flue dust for a long time, easy plated metal dust in operator's alveolar, thereby the pneumoconiosis silicon occupational disease of the lung tissue fibrous lesions that can not be restored, serious harm thermal spraying operator's physical and mental health.Suck smog such as zinc oxide and can cause galvo, symptom has a mouthful string metallic taste, thirsty, chest tightly to restraint sense, dry cough, headache, dizziness, high heat, shiver with cold etc.Dust also has excitant to eyes.
So in Construction of Thermal Spraying, must take the dedusting technology measure of discharging fume, the control dust concentration is one of the health that ensures the operating personnel, the important measures that realize health, safety and environmental protection HSE management system under safe level.Existing thermal spraying workshop great majority use air-introduced machine processings of discharging fume, and this measure is very effective for the eliminating of gas, handles for the less dust of particle to have certain effect, and is just powerless for the dust processing that particle is bigger.
The utility model content
The purpose of the utility model is to adopt air-introduced machine processings of discharging fume in order to solve existing thermal spraying, and the problem that this smoke exhaust method can't the dust that particle is bigger be effectively removed provides dedusting of a kind of thermal spraying water curtain and the air inducing association system of discharging fume.
The utility model comprises water tank, water-stop sheet, top box, stainless steel skewback, sparge pipe, bracing frame, boatswain chair, flue gas guide plate, water spray adapter, water pump, bend pipe, Draw off valve, gas skirt, smoke discharging pipe, air-introduced machine, bottom valve, tank inlet pipe and return pipe, and water-stop sheet is arranged in the inner chamber of water tank, and water-stop sheet is divided into cistern and blowoff basin with water tank cavity; The output of tank inlet pipe is communicated with cistern, and the input of return pipe is communicated with blowoff basin, and top box is packed in the top of water tank; The stainless steel skewback is obliquely installed in top box; And the lower end of stainless steel skewback is positioned at the top of blowoff basin, and the stainless steel skewback is connected with bracing frame through Connection Element, bracing frame and top box welding; Sparge pipe is arranged on the top of a side up, stainless steel skewback inclined-plane; Sparge pipe is fixing through boatswain chair and top box welding, and the length direction of the tube wall upper edge sparge pipe of sparge pipe is laid with at least one row's spray-hole, and each spray-hole is towards stainless steel skewback one side; Angle between the center line of each spray-hole and the sparge pipe horizontal center line is 35 °～45 °; The flue gas guide plate is obliquely installed in the top box outside, and an end and the top box of flue gas guiding plate hight are affixed, and the end that water spray is taken over is connected with sparge pipe; The other end that water spray is taken over is connected with the water pump output; The water pump input is connected with an end of bend pipe, and the other end of bend pipe passes to cistern and is connected with bottom valve, and Draw off valve is installed in the bottom of the corresponding water tank sidewall of blowoff basin; Gas skirt is arranged on the top center position of top box, and air-introduced machine is connected with gas skirt through smoke discharging pipe.
The utlity model has following beneficial effect: one, the utility model utilizes flue gas guide plate 8, smoke discharging pipe 14 and air-introduced machine 15 can effectively remove for toxic gas and smaller particles dust that Construction of Thermal Spraying produced.Two, the utility model utilizes the spray-hole on the sparge pipe 5 with certain angle high pressure water jets to be mapped on the stainless steel skewback 4 to form water curtain, catches dust thereby mobile water curtain and dust meet, to reach the purpose of dedusting.The utility model can effectively be removed for toxic gas and the bigger dust of particle that Construction of Thermal Spraying produced.Two, the utility model compact conformation is easy to install, and is easy to operate and the dedusting smoke discharging effect is good.
Description of drawings
Fig. 1 is the overall structure front view of the utility model, and Fig. 2 is the vertical view of Fig. 1, and Fig. 3 is the A-A cutaway view of Fig. 1; Fig. 4 is the B-B cutaway view of Fig. 1; Fig. 5 is the I partial enlarged drawing of Fig. 4, and Fig. 6 is the working state figure (part 20 is the thermal spraying workpiece among the figure, and part 21 is a spray gun) of the utility model.
The specific embodiment
The specific embodiment one: combine Fig. 1～Fig. 5 that this embodiment is described; This embodiment comprises water tank 1, water-stop sheet 2, top box 3, stainless steel skewback 4, sparge pipe 5, bracing frame 6, boatswain chair 7, flue gas guide plate 8, water spray adapter 9, water pump 10, bend pipe 11, Draw off valve 12, gas skirt 13, smoke discharging pipe 14, air-introduced machine 15, bottom valve 16, tank inlet pipe 17 and return pipe 18, and water-stop sheet 2 is arranged in the inner chamber of water tank 1, and water-stop sheet 2 is divided into cistern 1-1 and blowoff basin 1-2 with water tank 1 inner chamber; The output of tank inlet pipe 17 is communicated with cistern 1-1; The input of tank inlet pipe 17 connects water supply pipe, and the input of return pipe 18 is communicated with blowoff basin 1-2, and the output of return pipe 8 is arranged on the outside of water tank 1; Top box 3 is packed in the top of water tank 1; Top box 3 is an open type towards the side of workpiece, and stainless steel skewback 4 is obliquely installed in top box 3, and the lower end of stainless steel skewback 4 is positioned at the top of blowoff basin 1-2; Stainless steel skewback 4 is connected with bracing frame 6 through Connection Element; Bracing frame 6 and top box 3 welding, sparge pipe 5 is arranged on the top of a side up, stainless steel skewback 4 inclined-planes, and sparge pipe 5 is fixing with top box 3 welding through boatswain chair 7; The length direction of the tube wall upper edge sparge pipe 5 of sparge pipe 5 is laid with at least one row's spray-hole 5-1; Each spray-hole 5-1 is towards stainless steel skewback 4 one sides, and the angle between the center line of each spray-hole 5-1 and sparge pipe 5 horizontal center lines is 35 °～45 °, and the angle of this scope can guarantee that the water of each spray-hole 5-1 ejection can not vertically be ejected on the stainless steel skewback 4 and bounce-back is splashed; The value of this angle in above-mentioned scope is more little; Impulsive force to stainless steel skewback 4 is big more, and impulsive force greatly then flow velocity is fast more, and the water curtain dust removing effects is good more; Flue gas guide plate 8 is obliquely installed in top box 3 outsides; And an end and top box 3 that flue gas guide plate 8 is high are affixed; Flue gas guide plate 8 low ends are positioned at directly over workpiece 20 centers, and an end of water spray adapter 9 is connected with sparge pipe 5, and the other end of water spray adapter 9 is connected with water pump 10 outputs; Water pump 10 inputs are connected with an end of bend pipe 11; The other end of bend pipe 11 passes to cistern 1-1 and is connected with bottom valve 16, and the distance of the following end distance cistern 1-1 bottom of bottom valve 16 is 10mm at least, stops up bottom valve 16, water pump 10 and spray-hole 5-1 from dirts such as the powder of cistern 1-1 bottom, bulky grain, impurity when preventing pump working; Draw off valve 12 is installed in the bottom of corresponding water tank 1 sidewall of blowoff basin 1-2; Gas skirt 13 is arranged on the top center position of top box 3, and the inner chamber of gas skirt 13 communicates with the inner chamber of top box 3, and air-introduced machine 15 is connected with gas skirt 13 through smoke discharging pipe 14.
The specific embodiment two: combine Fig. 3 that this embodiment is described, the angle between stainless steel skewback 4 of this embodiment and water tank 1 top board is 75 °～85 °.The feasible water curtain that flows of design can be caught dust granules and got into together among the blowoff basin 1-2 in company with water curtain like this.Other composition and connection are identical with the specific embodiment one.
The specific embodiment three: combine Fig. 5 that this embodiment is described; The spray-hole 5-1 of this embodiment is two rows; Center line and the angle between sparge pipe 5 horizontal center lines of each spray-hole 5-1 on the second row spray-hole 5-1 are 50 °～60 °, and the first row spray-hole 5-1 and second arranges the spray-hole 5-1 setting of longitudinally staggering.Design makes that the water curtain that forms is more even like this, increases efficiency of dust collection.Other composition and connection are identical with the specific embodiment one.
The specific embodiment four: combine Fig. 3 that this embodiment is described; This embodiment and the specific embodiment one are different is that it also increases water spray protective cover 19 is arranged; Water spray protective cover 19 is made up of protective plate 19-1, cross level angle steel 19-2 and fixed head 19-3, and protective plate 19-1 is arranged on the outside of sparge pipe 5, and the upper end of protective plate 19-1 and top box 3 top inner wall are affixed; Cross level angle steel 19-2 and protective plate 19-1 are affixed; And the interior angle of cross level angle steel 19-2 is towards sparge pipe 5, and the end of fixed head 19-3 and cross level angle steel 19-2 weld, the other end of fixed head 19-3 and bracing frame 6 welding.When water flow pressure is excessive, be prone to draw backlash and splash, splashing causes forming discontinuous water curtain easily or splashes excessive easy pollution thermal spraying workpiece 20; After increasing water spray protective cover 19, play barrier effect to splashing; Excessive if splash, promptly play barrier effect and can form water curtain in the lower end of protective plate 19-1 again, when water curtain is fallen stainless steel skewback 4, on stainless steel skewback 4, form new water curtain again.Other composition and connection are identical with the specific embodiment one.
The operation principle of the utility model: open bottom valve 16 and tank inlet pipe 17, make running water be full of cistern 1-1, open water pump 10; Taking over 9 from the high pressure running water of water pump 10 through water spray gets in the sparge pipe 5; Water under high pressure in the sparge pipe 5 is ejected into the surface of stainless steel skewback 4 and forms water curtain with certain angle certain speed through spray-hole 5-1, mobile water curtain and the collision of thermal spraying dust particle, thus catch dust granules; Dust granules gets into blowoff basin 1-2 together in company with water curtain; Rush down through Draw off valve 12, promptly accomplish dust removal process, flue gas in the Construction of Thermal Spraying and poison gas are discharged through gas skirt 13, smoke discharging pipe 14, air-introduced machine 15.
Claims (4)
- Thermal spraying water curtain dedusting and air inducing the smoke evacuation association system; Said system comprises water tank (1), water-stop sheet (2), tank inlet pipe (17) and return pipe (18); Water-stop sheet (2) is arranged in the inner chamber of water tank (1); And water-stop sheet (2) is divided into cistern (1-1) and blowoff basin (1-2) with water tank (1) inner chamber, and the output of tank inlet pipe (17) is communicated with cistern (1-1), and the input of return pipe (18) is communicated with blowoff basin (1-2); It is characterized in that: said system also comprises top box (3), stainless steel skewback (4), sparge pipe (5), bracing frame (6), boatswain chair (7), flue gas guide plate (8), water spray adapter (9), water pump (10), bend pipe (11), Draw off valve (12), gas skirt (13), smoke discharging pipe (14), air-introduced machine (15) and bottom valve (16); Top box (3) is packed in the top of water tank (1), and stainless steel skewback (4) is obliquely installed in top box (3), and the lower end of stainless steel skewback (4) is positioned at the top of blowoff basin (1-2); Stainless steel skewback (4) is connected with bracing frame (6) through Connection Element; Bracing frame (6) and top box (3) welding, sparge pipe (5) is arranged on the top of a side up, stainless steel skewback (4) inclined-plane, and sparge pipe (5) is fixing with top box (3) welding through boatswain chair (7); The length direction of the tube wall upper edge sparge pipe (5) of sparge pipe (5) is laid with at least one row's spray-hole (5-1); Each spray-hole (5-1) is towards stainless steel skewback (4) one sides, and the angle between center line of each spray-hole (5-1) and sparge pipe (5) horizontal center line is 35 °～45 °, and flue gas guide plate (8) is obliquely installed in top box (3) outside; And end that flue gas guide plate (8) is high and top box (3) are affixed; The end that water spray is taken over (9) is connected with sparge pipe (5), and the other end that water spray is taken over (9) is connected with water pump (10) output, and water pump (10) input is connected with an end of bend pipe (11); The other end of bend pipe (11) passes to cistern (1-1) and is connected with bottom valve (16); Draw off valve (12) is installed in the bottom of corresponding water tank (1) sidewall of blowoff basin (1-2), and gas skirt (13) is arranged on the top center position of top box (3), and air-introduced machine (15) is connected with gas skirt (13) through smoke discharging pipe (14).
- 2. according to claim 1 said thermal spraying water curtain dedusting and air inducing smoke evacuation association system, it is characterized in that: the angle between said stainless steel skewback (4) and water tank (1) top board is 75 °～85 °.
- 3. according to claim 1 or 2 said thermal spraying water curtain dedustings and air inducing smoke evacuation association system; It is characterized in that: said spray-hole (5-1) is two rows; The center line of each spray-hole (5-1) on second row spray-hole (5-1) is 50 °～60 ° with the angle between sparge pipe (5) horizontal center line, and first row's spray-hole (5-1) and second is arranged spray-hole (5-1) setting of longitudinally staggering.
- 4. according to claim 3 said thermal spraying water curtain dedusting and air inducing smoke evacuation association system; It is characterized in that: said system also comprises water spray protective cover (19); Said water spray protective cover (19) is made up of protective plate (19-1), cross level angle steel (19-2) and fixed head (19-3), and protective plate (19-1) is arranged on the outside of sparge pipe (5), and the upper end of protective plate (19-1) and top box (3) top inner wall are affixed; Cross level angle steel (19-2) is affixed with protective plate (19-1); And the interior angle of cross level angle steel (19-2) is towards sparge pipe (5), and an end of fixed head (19-3) and cross level angle steel (19-2) weld, the other end of fixed head (19-3) and bracing frame (6) welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204201675U CN202289769U (en) | 2011-10-31 | 2011-10-31 | Dust-removing, air-inducting and smoke-discharging combined system for thermal spraying water curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204201675U CN202289769U (en) | 2011-10-31 | 2011-10-31 | Dust-removing, air-inducting and smoke-discharging combined system for thermal spraying water curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202289769U true CN202289769U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204201675U Expired - Fee Related CN202289769U (en) | 2011-10-31 | 2011-10-31 | Dust-removing, air-inducting and smoke-discharging combined system for thermal spraying water curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202289769U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787862A (en) * | 2012-08-07 | 2012-11-21 | 新汶矿业集团有限责任公司 | Wet vibrating string curtain type dust extraction fan used in coal mine and application method thereof |
| AT522780A4 (en) * | 2019-10-09 | 2021-02-15 | Buchegger Andreas | DEVICE FOR PURIFYING GAS |
-
2011
- 2011-10-31 CN CN2011204201675U patent/CN202289769U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787862A (en) * | 2012-08-07 | 2012-11-21 | 新汶矿业集团有限责任公司 | Wet vibrating string curtain type dust extraction fan used in coal mine and application method thereof |
| AT522780A4 (en) * | 2019-10-09 | 2021-02-15 | Buchegger Andreas | DEVICE FOR PURIFYING GAS |
| AT522780B1 (en) * | 2019-10-09 | 2021-02-15 | Buchegger Andreas | DEVICE FOR PURIFYING GAS |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HEILONGJIANG INSTITUTE OF TECHNOLOGY Free format text: FORMER OWNER: WANG JIAJIE Effective date: 20120926 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120926 Address after: 150050 Heilongjiang province Harbin Daowai District, Hongqi Street, No. 999 Patentee after: Heilongjiang Institute of Technology Address before: 150050 School of materials and chemical engineering, Heilongjiang Academy of Engineering, 999 Hongqi Avenue, Daowai District, Heilongjiang, Harbin Patentee before: Wang Jiajie |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20121031 |