Rotary spray dust exhaust gas purification device

Abstract

The application discloses a rotating spray dust waste gas purification device and relates to the technical field of dust removal equipment. The rotating spray dust waste gas purification device comprises an outer box body, an air draught fan arranged outside the outer box body, an air duct arranged on an air outlet of the air draught fan, a plurality of purification box assemblies arranged in the outer box body in sequence and side by side, and a water tank with a water pump arranged outside the outer box body. The purification box assembly comprises a box body arranged in the outer box body, a hollow air outlet disc rotatably arranged in the box body, an air outlet arranged on an outer circumferential wall of the hollow air outlet disc, a spray pipe arranged on a top of the box body, an exhaust ring and a spray ring arranged on an inner wall of the box body in sequence from inside to outside, and a drain port arranged on a side wall of the box body. The spray pipe and the spray ring are in communication with a water outlet of the water tank with the water pump. The rotating spray dust waste gas purification device has the advantages that dust waste gas is treated by spraying, and the purification effect is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to dust removal equipment technical field, specifically relates to a kind of rotary spray dust exhaust gas purification device. BACKGROUND

[0002] In the production workshop of laser processing equipment, some parts need to be cut or segmented into small structures, a large amount of dust will be generated when cutting or segmenting, a large amount of dust in the air can be absorbed by human body, damage human health, and some dust in the air reaches a certain concentration, meets spark, can cause explosion, great harm, so in the production workshop, there is a ventilation device, the existing ventilation device is mostly air extractor, which extracts the air in the workshop, and the extracted air is directly discharged into the atmosphere, which can damage the surrounding environment. SUMMARY

[0003] In view of the above technical deficiencies, the purpose of the present application is to provide a kind of rotary spray dust exhaust gas purification device, has the advantages such as improving the purification effect by spraying treatment to dust exhaust gas.

[0004] To solve the above technical problems, the present application adopts the following technical scheme: the present application provides a kind of rotary spray dust exhaust gas purification device, comprising:

[0005] outer box body;

[0006] induced draft fan, induced draft fan is arranged outside the outer box body;

[0007] air duct, air duct is arranged on the air outlet of induced draft fan, air duct is horizontally penetrated into the outer box body;

[0008] purification tank assembly, purification tank assembly is provided with multiple, purification tank assembly is sequentially and parallel movably arranged in the outer box body, and purification tank assembly is communicated with air duct;

[0009] Among them, purification tank assembly includes the tank arranged in the outer box body, hollow air outlet disc is rotatably arranged in the tank, left pipe and right pipe are respectively communicated and arranged on the two circular end faces of hollow air outlet disc, hollow air outlet disc, left pipe and right pipe are coaxial, left pipe and right pipe are communicated with air duct, air outlet is arranged on the outer peripheral wall of hollow air outlet disc, spray pipe is arranged on the top of the tank, exhaust ring and spray ring are sequentially and outwardly arranged on the inner wall of the tank, and exhaust ring and spray ring are sequentially and outwardly arranged on the outside of spray pipe, water tank with water pump is arranged on the outside of outer box body, spray pipe and spray ring are communicated with the water outlet of water tank with water pump, and drain port is arranged on the side wall of the tank.

[0010] Preferably, the air duct comprises:

[0011] The first connecting pipe is arranged between the box body near the air guide fan end and the air outlet of the air guide fan;

[0012] The second connecting pipe is arranged between the adjacent two box bodies, and is used for connecting the corresponding number of box bodies according to the requirement.

[0013] Preferably, the left pipe on the box body near the air guide fan end is rotatably connected with the first connecting pipe between the air outlet of the air guide fan, and the left pipe and the right pipe of the adjacent two box bodies are rotatably connected with the second connecting pipe, so that the plurality of box bodies can be directly connected according to the requirement, and the dust exhaust gas in the plurality of box bodies can be sequentially sprayed and treated.

[0014] Preferably, the left pipe and the right pipe respectively pass through the opposite two side walls of the box body, and the left pipe and the right pipe are rotatably arranged on the opposite two side walls of the box body, so that the left pipe and the right pipe can be rotated simultaneously when the hollow air outlet disc rotates, and the position of the air outlet on the peripheral wall of the hollow air outlet disc can be adjusted.

[0015] Preferably, the peripheral wall of the spraying pipe is provided with two spraying grooves, the length direction of the spraying grooves is the same as the length direction of the axis of the spraying pipe, a plurality of spraying heads are arranged in the spraying grooves along the length direction, and water collecting grooves corresponding to the two spraying grooves are arranged on the opposite two side walls of the box body, the spraying heads are respectively directed to the corresponding water collecting grooves, the spraying water is sprayed into the corresponding water collecting grooves through the spraying heads, so as to form a water curtain, and the spraying and purification effect of the dust exhaust gas is improved.

[0016] Preferably, the peripheral wall of the hollow air outlet disc away from the air outlet end is provided with an arc-shaped rack, a driving motor is embedded in the bottom surface in the box body, and a driving gear meshing with the arc-shaped rack is arranged on the output shaft of the driving motor, so that the driving motor drives the driving gear to rotate, thereby driving the arc-shaped rack and the hollow air outlet disc to rotate synchronously, the position of the air outlet on the peripheral wall of the hollow air outlet disc can be adjusted, the concentration of the dust exhaust gas sprayed into the box body is uniform, and the spraying and purification effect is improved.

[0017] Preferably, the exhaust ring is a hollow circular ring structure, the exhaust ring is connected with the air suction fan arranged outside the outer box body through a hose, and a plurality of air holes are arranged on the peripheral wall of the exhaust ring toward the hollow air outlet disc end, so that the dust exhaust gas after the spraying treatment is discharged to the outside of the box body under the suction of the air suction fan.

[0018] Preferably, the spraying ring is a hollow circular ring structure, a plurality of nozzles are embedded on the outer peripheral wall of the spraying ring in the circumferential direction, and the nozzles are directed towards the hollow air outlet disc. The spraying pipe and the spraying ring are connected to the water outlet of the water tank with a water pump through a connecting water pipe. The spraying water can be sprayed out through the nozzles on the outer peripheral wall of the spraying ring, so that the dust exhaust gas after spraying treatment can be sprayed again before being discharged, which is beneficial to improve the quality of the dust exhaust gas after treatment.

[0019] Preferably, the top of the box is open, and an arc-shaped cover is horizontally slidably arranged on the top opening of the box. The arc-shaped opening of the arc-shaped cover is directed towards the hollow air outlet disc, which facilitates opening of the arc-shaped cover for cleaning the interior of the box.

[0020] Preferably, a water return pipe is arranged on the box and connected to the drain. A water return tank is arranged on the bottom surface of the box, and the water return pipe is connected to the water return tank at the end away from the box. A filter plate is horizontally arranged in the water return tank above the end of the water return pipe away from the box. This facilitates the spraying water to enter the water return tank through the water return pipe from the box, and the spraying water above the filter plate in the water return tank can be recycled when needed.

[0021] The beneficial effects of the present application are as follows: 1. The dust exhaust gas enters the box under the action of the induced draft fan and is discharged into the box under the action of the rotating hollow air outlet disc. This is beneficial to make the concentration of the dust exhaust gas discharged into the box uniform, which is beneficial to spraying treatment. The dust in the dust exhaust gas is removed under the action of the spraying pipe, and finally discharged through the exhaust ring. Before being discharged through the exhaust ring, the spraying water is sprayed again through the nozzles on the spraying ring, thereby improving the purification effect of the dust exhaust gas.

[0022] 2. The connecting pipe one and the connecting pipe two can be used to connect a plurality of purification box assemblies simultaneously according to the need for dust exhaust gas treatment, thereby improving the purification efficiency of the dust exhaust gas. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0024] Figure 1 An internal structure schematic diagram of a rotating spraying dust exhaust gas purification device is provided for the embodiments of the present application.

[0025] Figure 2The water tank position schematic view of the rotating spray dust waste gas purification device is provided for the embodiment of the application.

[0026] Figure 3 The purification tank assembly structure schematic view of the rotating spray dust waste gas purification device is provided for the embodiment of the application.

[0027] Figure 4 The air outlet position schematic view of the rotating spray dust waste gas purification device is provided for the embodiment of the application.

[0028] Figure 5 The spray pipe structure schematic view of the rotating spray dust waste gas purification device is provided for the embodiment of the application.

[0029] Figure 6 For Figure 5 The structure enlarged schematic view of the middle A.

[0030] Figure 7 The spray pipe position schematic view of the rotating spray dust waste gas purification device is provided for the embodiment of the application.

[0031] Figure 8 For Figure 7 The structure enlarged schematic view of the middle B.

[0032] Figure 9 The exhaust ring structure schematic view of the rotating spray dust waste gas purification device is provided for the embodiment of the application.

[0033] Figure 10 The spray ring structure schematic view of the rotating spray dust waste gas purification device is provided for the embodiment of the application.

[0034] BRIEF DESCRIPTION OF THE DRAWINGS: 1, outer box body; 2, induced draft fan; 3, air duct; 31, connecting pipe one; 32, connecting pipe two; 4, purification tank assembly; 41, tank body; 411, drain; 412, arc cover body; 42, hollow air outlet disc; 43, left pipe; 44, right pipe; 45, air outlet; 46, spray pipe; 461, spray groove; 462, spray head; 463, water accumulation groove; 47, exhaust ring; 471, air hole; 48, spray ring; 481, nozzle; 49, water tank with water pump; 5, backwater pipe; 6, backwater tank; 61, filter plate. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the application will be described clearly and completely below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the application.

[0036] Embodiment One

[0037] As shown in Figures 1 to 7 , Figures 9 to 10 , the application provides a rotating spray dust exhaust gas purification device, which comprises an outer box body 1; an air draught fan 2 is arranged outside the outer box body 1; an air duct 3 is arranged on the air outlet of the air draught fan 2, and the air duct 3 penetrates horizontally into the outer box body 1; a plurality of purification box assemblies 4 are arranged, the purification box assemblies 4 are arranged in the outer box body 1 in sequence and side by side, and the purification box assemblies 4 are all communicated with the air duct 3; the purification box assembly 4 comprises a box body 41 arranged in the outer box body 1, a hollow air outlet disc 42 rotatably arranged in the box body 41, a left pipe 43 and a right pipe 44 respectively communicated and arranged on the two circular end faces of the hollow air outlet disc 42, the hollow air outlet disc 42, the left pipe 43 and the right pipe 44 being coaxial, the left pipe 43 and the right pipe 44 being both communicated with the air duct 3, an air outlet 45 arranged on the outer circumferential wall of the hollow air outlet disc 42, a spray pipe 46 arranged on the top of the box body 41, an exhaust ring 47 and a spray ring 48 sequentially sleeved on the inner wall of the box body 41 from the inside to the outside, and the exhaust ring 47 and the spray ring 48 being sequentially sleeved on the outside of the spray pipe 46, a water tank 49 with a water pump arranged outside the outer box body 1, the spray pipe 46 and the spray ring 48 being both communicated with the water outlet of the water tank 49 with a water pump, and a drain port 411 arranged on the side wall of the box body 41.

[0038] The air draught fan 2 can convey the dust exhaust gas from the outside into the air duct 3, and then into the hollow air outlet disc 42 in the box body 41 (when the plurality of hollow air outlet discs 42 are communicated through the left pipe 43 and the right pipe 44, the dust exhaust gas can gradually enter into each hollow air outlet disc 42, and a filter screen structure with a shape matched with the hollow air outlet disc 42 can be arranged in the hollow air outlet disc 42, so as to facilitate the filtration of the dust exhaust gas); the dust exhaust gas in the hollow air outlet disc 42 is discharged through the air outlet 45 to the top of the box body 41; the spray water in the water tank 49 with a water pump is sprayed through the spray pipe 46 and the spray ring 48, so as to spray and filter the dust exhaust gas discharged to the top of the box body 41, the spray water can flow into the box body 41 and then be discharged from the box body 41 through the drain port 411; the dust exhaust gas after the spray treatment can be discharged to the outside of the box body 41 through the exhaust ring 47 (the arrangement of the spray ring 48 can spray the dust exhaust gas again before being discharged, so as to facilitate the improvement of the treatment effect of the dust exhaust gas).

[0039] Embodiment Two

[0040] On the basis of Embodiment One, as shown in Figure 1 , Figures 3 to 4As shown, the air duct 3 includes a connecting pipe one 31, and the box 41 near the end of the air blower 2 is connected with the air outlet of the air blower 2 through the connecting pipe one 31; a plurality of connecting pipe twos 32 are arranged, and the adjacent two boxes 41 are connected through the connecting pipe two 32, which is convenient for connecting the corresponding number of boxes 41 according to the needs; the left pipe 43 on the box 41 near the end of the air blower 2 is rotatably connected with the air outlet of the air blower 2 through the connecting pipe one 31, and the left pipe 43 and the right pipe 44 of the adjacent two boxes 41 are rotatably connected through the connecting pipe two 32; the left pipe 43 and the right pipe 44 respectively movably penetrate the opposite two side walls of the box 41, and the left pipe 43 and the right pipe 44 are rotatably arranged on the opposite two side walls of the box 41.

[0041] When it is needed to connect the plurality of purification box assemblies 4 and use them at the same time, the connecting pipe one 31 and the plurality of connecting pipe twos 32 can be used, that is, the left pipe 43 on the box 41 near the end of the air blower 2 is connected with the air outlet of the air blower 2 through the connecting pipe one 31, and the left pipe 43 and the right pipe 44 of the adjacent two boxes 41 are connected through the connecting pipe two 32, thereby the treatment efficiency of the dust waste gas can be improved; when the hollow air outlet disc 42 rotates, the left pipe 43 and the right pipe 44 can be simultaneously driven to rotate (that is, the left pipe 43 and the right pipe 44 rotate on the opposite two side walls of the box 41, respectively), so that the position of the air outlet 45 on the peripheral wall of the hollow air outlet disc 42 can be adjusted, which is beneficial to make the dust waste gas uniformly discharged at the top of the box 41 and beneficial to the spray treatment.

[0042] Example three

[0043] On the basis of example one, as shown, Figures 5 to 8 two spray grooves 461 are arranged on the peripheral wall of the spray pipe 46, the length direction of the spray groove 461 is the same as the length direction of the axis of the spray pipe 46, a plurality of spray heads 462 are arranged in the spray groove 461 along the length direction, a water collecting groove 463 corresponding to the two spray grooves 461 is arranged on the opposite two side walls of the box 41, and the spray head 462 faces the corresponding position of the water collecting groove 463; when the spray water is sprayed into the corresponding position of the water collecting groove 463 through the spray head 462, a water curtain can be formed (between the spray head 462 and the water collecting groove 463) by keeping the spray state, so that the dust waste gas can pass through the water curtain, thereby the particulate matters in the dust waste gas can be captured, and the spray purification effect of the dust waste gas can be improved; the spray water sprayed into the water collecting groove 463 can be discharged through the drain port 411 on the side wall of the box 41.

[0044] Example four

[0045] On the basis of example one, as shown, Figures 4 to 5As shown, the outer peripheral wall of the hollow air outlet disc 42 away from the air outlet 45 end is provided with an arc-shaped rack, the bottom surface in the box body 41 is embedded with a driving motor, and the output shaft of the driving motor is provided with a driving gear engaged with the arc-shaped rack; starting the driving motor to drive the driving gear to reciprocating rotate, which can drive the arc-shaped rack and the hollow air outlet disc 42 to reciprocating rotate synchronously, so that the position of the air outlet 45 on the outer peripheral wall of the hollow air outlet disc 42 can be adjusted reciprocatingly (i.e. the air outlet 45 can reciprocating rotate towards the spraying ring 48 or away from the spraying ring 48), which is beneficial to make the concentration of the dust exhaust gas sprayed into the box body 41 uniform, thereby improving the spraying purification effect.

[0046] Example five

[0047] On the basis of example one, as shown in Figure 5 , Figure 7 , Figures 9 to 10 The exhaust ring 47 is a hollow annular structure, and the exhaust ring 47 is connected with a suction fan arranged outside the outer box body 1 through a hose, and the outer peripheral wall of the exhaust ring 47 towards the end of the hollow air outlet disc 42 is provided with a plurality of air holes 471; the spraying ring 48 is a hollow annular structure, and a plurality of nozzles 481 are embedded on the outer peripheral wall of the spraying ring 48 in the circumferential direction, and the nozzles 481 are directed towards the hollow air outlet disc 42, and the spraying pipe 46 and the spraying ring 48 are connected with the water outlet of the water tank 49 with a water pump through a connecting water pipe.

[0048] The dust exhaust gas treated by spraying in the box body 41 enters into the exhaust ring 47 through the air holes 471 under the action of the suction fan, and then is discharged to the outside of the box body 41 (the spraying water in the water tank 49 with a water pump can be sprayed out through the nozzles 481 on the spraying ring 48 before the dust exhaust gas enters into the air holes 471, thereby the dust exhaust gas before entering into the air holes 471 can be treated by spraying again, which is beneficial to improve the treatment effect of the dust exhaust gas), thereby improving the quality of the dust exhaust gas after treatment.

[0049] Example six

[0050] On the basis of example one, as shown in Figures 3 to 5 The top of the box body 41 is open, and an arc-shaped cover body 412 is horizontally slidably arranged on the top opening of the box body 41, and the arc-shaped opening of the arc-shaped cover body 412 is directed towards the hollow air outlet disc 42; the arc-shaped cover body 412 can be horizontally slidably opened on the top opening of the box body 41, thereby the inside of the box body 41 can be cleaned; or the exhaust ring 47 and the spraying ring 48 can be cleaned; or the arc-shaped cover body 412 can be made of transparent material, thereby the working condition in the box body 41 can be directly observed from the outside when the dust exhaust gas is treated by spraying.

[0051] Example seven

[0052] On the basis of embodiment one, as shown in Figures 1 to 2 , Figure 7 The box 41 is provided with a backwater pipe 5 communicated with the drain port 411, the bottom surface of the box 41 is provided with a backwater tank 6, the backwater pipe 5 is communicated with the backwater tank 6 far away from the box 41, the backwater tank 6 is horizontally provided with a filter plate 61, and the filter plate 61 is located above the end of the backwater pipe 5 far away from the box 41; the spray water is conveniently stored in the backwater tank 6 from the box 41 through the backwater pipe 5 (as the filter plate 61 is horizontally provided above the end of the backwater pipe 5 far away from the box 41, the spray water entering the backwater tank 6 can be filtered), that is, when the spray water in the backwater tank 6 needs to be recycled, the spray water in the backwater tank 6 can be recycled through the position above the filter plate 61.

[0053] The backwater tank 6 and the water tank 49 with a water pump can also be communicated through a connecting pipe, so that the spray water in the backwater tank 6 can be recycled.

[0054] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application belong to the scope of the claims of the present application and their equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. A rotary spray dust and exhaust gas purification device, characterized in that, include: Outer box (1); The induced draft fan (2) is located outside the outer casing (1); The air duct (3) is installed at the air outlet of the induced draft fan (2) and extends horizontally into the outer casing (1). The purification box assembly (4) is provided in multiple ways. The purification box assemblies (4) are arranged in parallel and movable inside the outer box (1), and all the purification box assemblies (4) are connected to the air duct (3). The purification box assembly (4) includes a box (41) set inside the outer box (1). A hollow air outlet disc (42) is rotatably arranged inside the box (41). A left pipe (43) and a right pipe (44) are respectively connected to the two circular end faces of the hollow air outlet disc (42). The hollow air outlet disc (42), the left pipe (43) and the right pipe (44) are coaxial. The left pipe (43) and the right pipe (44) are both connected to the air guide pipe (3). An air outlet (45) is provided on the outer peripheral wall of the hollow air outlet disc (42). The top of the box (41) is equipped with a spray pipe (46). The inner wall of the box (41) is fitted with an exhaust ring (47) and a spray ring (48) from the inside to the outside. The exhaust ring (47) and the spray ring (48) are fitted on the outside of the spray pipe (46). The outer box (1) is equipped with a water tank (49) with a water pump. The spray pipe (46) and the spray ring (48) are connected to the outlet of the water tank (49) with a water pump. The side wall of the box (41) is equipped with a drain outlet (411). An arc-shaped rack is provided on the outer peripheral wall of the hollow air outlet disc (42) away from the air outlet (45). A drive motor is embedded in the bottom surface of the housing (41). An active gear that meshes with the arc-shaped rack is provided on the output shaft of the drive motor. The exhaust ring (47) is a hollow ring structure. The exhaust ring (47) is connected to the suction fan located outside the outer casing (1) through a hose. Multiple air holes (471) are provided on the outer peripheral wall of the exhaust ring (47) facing the hollow air outlet disc (42). The spray ring (48) is a hollow circular structure. Multiple nozzles (481) are embedded in the outer peripheral wall of the spray ring (48) along the circumferential direction, and the nozzles (481) face the direction of the hollow air outlet disk (42). The spray pipe (46) and the spray ring (48) are connected to the outlet of the water tank (49) with the water pump through a connecting water pipe.

2. The rotary spray dust and exhaust gas purification device as described in claim 1, characterized in that, The air duct (3) includes: Connecting pipe 1 (31) connects the housing (41) near the end of the induced draft fan (2) to the air outlet of the induced draft fan (2) through connecting pipe 1 (31); Connecting pipe two (32), multiple connecting pipe two (32) are provided, and two adjacent boxes (41) are connected by connecting pipe two (32).

3. The rotary spray dust and exhaust gas purification device as described in claim 2, characterized in that, The left pipe (43) on the end box (41) near the induced draft fan (2) is rotatably connected to the air outlet of the induced draft fan (2) through connecting pipe one (31), and the left pipe (43) and right pipe (44) of two adjacent boxes (41) are rotatably connected through connecting pipe two (32).

4. The rotary spray dust and exhaust gas purification device as described in claim 3, characterized in that, The left tube (43) and the right tube (44) respectively move through the opposite side walls of the box (41), and the left tube (43) and the right tube (44) are respectively rotatably set on the opposite side walls of the box (41).

5. The rotary spray dust and exhaust gas purification device as described in claim 1, characterized in that, Two spray troughs (461) are provided on the outer peripheral wall of the spray pipe (46). The length direction of the spray troughs (461) is the same as the length direction of the axis of the spray pipe (46). Multiple spray heads (462) are provided at intervals along the length direction inside the spray troughs (461). Water collection troughs (463) corresponding to the two spray troughs (461) are provided on the opposite side walls of the box body (41). The spray heads (462) are respectively facing the water collection troughs (463) at the corresponding positions.

6. The rotary spray dust and exhaust gas purification device as described in claim 1, characterized in that, The top of the box (41) is open, and an arc-shaped cover (412) is horizontally slidably installed on the top opening of the box (41), with the arc-shaped opening of the arc-shaped cover (412) facing the hollow air outlet disc (42).

7. The rotary spray dust and exhaust gas purification device as described in claim 1, characterized in that, The box (41) is provided with a return water pipe (5) connected to the drain outlet (411). A return water tank (6) is provided on the bottom surface of the box (41). The end of the return water pipe (5) away from the box (41) is connected to the return water tank (6). A filter plate (61) is horizontally arranged inside the return water tank (6), and the filter plate (61) is located above the end of the return water pipe (5) away from the box (41).

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