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 PDF

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Publication number
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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China
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water
pipe
spray
water spray
stainless steel
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CN2011204201675U
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Chinese (zh)
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王佳杰
张颖
张玲
王国星
许建平
于久灏
王威
王丽雪
王伟
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Heilongjiang Institute of Technology
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王佳杰
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Abstract

热喷涂水幕除尘与引风排烟联合系统,它涉及一种通风除尘排烟技术,以解决现有热喷涂采用引风机进行排烟处理,这种排烟方法无法将颗粒较大的粉尘进行有效清除的问题。隔水板2将水箱1内腔分为蓄水池1-1和排水池1-2,不锈钢斜面板4倾斜设置在上箱3中,喷水管5设置在不锈钢斜面板4斜面朝上一侧的上部,喷水管5的管壁上沿喷水管5的长度方向均布设有至少一排喷射孔5-1,每个喷射孔5-1朝向不锈钢斜面板4一侧,每个喷射孔5-1的中心线与喷水管5水平中心线之间的夹角为45°,烟气导向板8倾斜设置在上箱3外侧,喷水接管9的一端与喷水管5连接、另一端与水泵10连接,水泵10与弯管11的一端连接,弯管11的另一端通至蓄水池1-1,引风机15通过排烟管道14与集气罩13连接。本实用新型用于热喷涂施工中排烟除尘。

The combined system of thermal spraying water curtain dust removal and induced air smoke exhaustion involves a ventilation, dust removal and smoke exhaust technology to solve the problem that the existing thermal spraying uses induced draft fans for smoke exhaust treatment. This smoke exhaust method cannot remove dust with large particles. effectively clear the problem. The water baffle 2 divides the inner cavity of the water tank 1 into a reservoir 1-1 and a drainage pool 1-2. The stainless steel inclined plate 4 is obliquely arranged in the upper box 3, and the water spray pipe 5 is arranged on the stainless steel inclined plate 4 with the inclined surface facing upwards. On the upper part of the side, the pipe wall of the water spray pipe 5 is evenly arranged with at least one row of spray holes 5-1 along the length direction of the water spray pipe 5, and each spray hole 5-1 faces the side of the stainless steel inclined plate 4, and each spray The angle between the center line of the hole 5-1 and the horizontal center line of the water spray pipe 5 is 45°, the smoke guide plate 8 is obliquely arranged on the outside of the upper box 3, and one end of the water spray connecting pipe 9 is connected to the water spray pipe 5, The other end is connected with the water pump 10, and the water pump 10 is connected with one end of the elbow 11, and the other end of the elbow 11 leads to the reservoir 1-1, and the induced draft fan 15 is connected with the gas collecting hood 13 through the exhaust pipe 14. The utility model is used for smoke exhaust and dust removal in thermal spraying construction.

Description

Dedusting of thermal spraying water curtain and air inducing smoke evacuation association system
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)

1.一种热喷涂水幕除尘与引风排烟联合系统,所述系统包括水箱(1)、隔水板(2)、水箱进水管(17)和回水管(18),隔水板(2)设置在水箱(1)的内腔中,且隔水板(2)将水箱(1)内腔分为蓄水池(1-1)和排水池(1-2),水箱进水管(17)的输出端与蓄水池(1-1)连通,回水管(18)的输入端与排水池(1-2)连通,其特征在于:所述系统还包括上箱(3)、不锈钢斜面板(4)、喷水管(5)、支撑架(6)、吊板(7)、烟气导向板(8)、喷水接管(9)、水泵(10)、弯管(11)、放水阀门(12)、集气罩(13)、排烟管道(14)、引风机(15)和底阀(16),上箱(3)固装在水箱(1)的上方,不锈钢斜面板(4)倾斜设置在上箱(3)中,且不锈钢斜面板(4)的下端位于排水池(1-2)的上方,不锈钢斜面板(4)通过连接元件与支撑架(6)连接,支撑架(6)与上箱(3)焊接,喷水管(5)设置在不锈钢斜面板(4)斜面朝上一侧的上部,喷水管(5)通过吊板(7)与上箱(3)焊接固定,喷水管(5)的管壁上沿喷水管(5)的长度方向均布设有至少一排喷射孔(5-1),每个喷射孔(5-1)朝向不锈钢斜面板(4)一侧,每个喷射孔(5-1)的中心线与喷水管(5)水平中心线之间的夹角为35°~45°,烟气导向板(8)倾斜设置在上箱(3)外侧,且烟气导向板(8)高的一端与上箱(3)固接,喷水接管(9)的一端与喷水管(5)连接,喷水接管(9)的另一端与水泵(10)输出端连接,水泵(10)输入端与弯管(11)的一端连接,弯管(11)的另一端通至蓄水池(1-1)并与底阀(16)连接,放水阀门(12)安装在排水池(1-2)对应的水箱(1)侧壁的底部,集气罩(13)设置在上箱(3)的顶部中心位置,引风机(15)通过排烟管道(14)与集气罩(13)连接。1. a thermal spraying water curtain dedusting and draft smoke exhaust combined system, said system comprises water tank (1), water baffle (2), water tank inlet pipe (17) and return pipe (18), water baffle ( 2) It is arranged in the inner cavity of the water tank (1), and the water baffle (2) divides the inner cavity of the water tank (1) into a reservoir (1-1) and a drainage pool (1-2), and the water tank inlet pipe ( 17) The output end is communicated with the reservoir (1-1), and the input end of the return pipe (18) is communicated with the drainage pool (1-2). It is characterized in that: the system also includes an upper box (3), a stainless steel Inclined plate (4), water spray pipe (5), support frame (6), hanging plate (7), flue gas guide plate (8), water spray connecting pipe (9), water pump (10), elbow pipe (11) , water discharge valve (12), gas collecting hood (13), smoke exhaust pipe (14), induced draft fan (15) and bottom valve (16), the upper box (3) is fixed on the top of the water tank (1), stainless steel inclined The panel (4) is installed obliquely in the upper box (3), and the lower end of the stainless steel inclined panel (4) is located above the drainage pool (1-2), and the stainless steel inclined panel (4) is connected to the support frame (6) through a connecting element , the support frame (6) is welded with the upper box (3), the water spray pipe (5) is arranged on the upper part of the stainless steel inclined plate (4) on the side facing upward, and the water spray pipe (5) passes through the hanging plate (7) and the upper The box (3) is welded and fixed, and the pipe wall of the water spray pipe (5) is evenly distributed with at least one row of spray holes (5-1) along the length direction of the water spray pipe (5), and each spray hole (5-1) Towards the side of the stainless steel inclined plate (4), the angle between the centerline of each spray hole (5-1) and the horizontal centerline of the water spray pipe (5) is 35°-45°, and the smoke guide plate (8 ) is obliquely arranged on the outside of the upper box (3), and the high end of the flue gas guide plate (8) is fixedly connected to the upper box (3), and one end of the water spray connection (9) is connected to the water spray pipe (5). The other end of the connecting pipe (9) is connected to the output end of the water pump (10), the input end of the water pump (10) is connected to one end of the elbow (11), and the other end of the elbow (11) is connected to the reservoir (1-1) And be connected with bottom valve (16), drain valve (12) is installed in the bottom of the corresponding water tank (1) side wall of drainage pond (1-2), and gas collecting cover (13) is arranged on the top center of upper case (3) position, the induced draft fan (15) is connected with the gas collecting hood (13) by the exhaust pipe (14). 2.根据权利要求1所述热喷涂水幕除尘与引风排烟联合系统,其特征在于:所述不锈钢斜面板(4)与水箱(1)顶板之间的夹角为75°~85°。2. The combined system of thermal spraying water curtain dedusting and induced draft smoke exhausting according to claim 1, characterized in that: the angle between the stainless steel inclined plate (4) and the top plate of the water tank (1) is 75°-85° . 3.根据权利要求1或2所述热喷涂水幕除尘与引风排烟联合系统,其特征在于:所述喷射孔(5-1)为两排,第二排喷射孔(5-1)上的每个喷射孔(5-1)的中心线与喷水管(5)水平中心线之间的夹角为50°~60°,且第一排喷射孔(5-1)与第二排喷射孔(5-1)沿纵向错开设置。3. According to claim 1 or 2, the combined system of thermal spraying water curtain dust removal and induced wind and smoke exhaust is characterized in that: the spray holes (5-1) are two rows, and the second row of spray holes (5-1) The angle between the centerline of each spray hole (5-1) on the top and the horizontal centerline of the water spray pipe (5) is 50°~60°, and the first row of spray holes (5-1) and the second row Rows of injection holes (5-1) are arranged longitudinally staggered. 4.根据权利要求3所述热喷涂水幕除尘与引风排烟联合系统,其特征在于:所述系统还包括喷水防护罩(19),所述喷水防护罩(19)由防护板(19-1)、横角钢(19-2)和固定板(19-3)组成,防护板(19-1)设置在喷水管(5)的外侧,防护板(19-1)的上端与上箱(3)顶部内壁固接,横角钢(19-2)与防护板(19-1)固接,且横角钢(19-2)的内角朝向喷水管(5),固定板(19-3)的一端与横角钢(19-2)焊接,固定板(19-3)的另一端与支撑架(6)焊接。4. The combined system of thermal spraying water curtain dust removal and induced draft smoke exhaust according to claim 3, characterized in that: the system also includes a water spray shield (19), and the water spray shield (19) is formed by a protective plate (19-1), horizontal angle steel (19-2) and fixed plate (19-3), the protective plate (19-1) is arranged on the outside of the water spray pipe (5), and the upper end of the protective plate (19-1) It is fixedly connected with the top inner wall of the upper box (3), the horizontal angle steel (19-2) is fixedly connected with the protective plate (19-1), and the inner angle of the horizontal angle steel (19-2) faces the water spray pipe (5), and the fixed plate ( One end of 19-3) is welded with transverse angle steel (19-2), and the other end of fixed plate (19-3) is welded with bracing frame (6).
CN2011204201675U 2011-10-31 2011-10-31 Dust-removing, air-inducting and smoke-discharging combined system for thermal spraying water curtain Expired - Fee Related CN202289769U (en)

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

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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

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Cited By (2)

* Cited by examiner, † Cited by third party
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

Cited By (3)

* Cited by examiner, † Cited by third party
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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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
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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