Waste gas purification spraying device

Abstract

The utility model relates to the technical field of environmental protection engineering equipment, in particular to a waste gas purification spraying device. Comprising multiple groups of purification modules which are distributed in a multi-stage mode, a first-stage flow guide cover, a second-stage flow guide cover, a conveying pipe and a collecting box, the first-stage flow guide cover is arranged between the purification module at the head end and the multiple groups of purification modules at the middle end, the second-stage flow guide cover is arranged between the multiple groups of purification modules at the middle end and the multiple groups of purification modules at the tail end, and the collecting box is provided with a plurality of circulation holes. A conveying pipe is arranged in each circulation hole, the conveying pipes are communicated with the collecting box and the multiple sets of purification modules at the tail end, through the structure, multi-stage purification can be carried out, and the waste gas purification effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental protection engineering equipment, in particular to an exhaust gas purification spray device. Background Art

[0002] At present, in environmental protection projects, waste gas treatment is a common purification measure; in the prior art, an environmental waste gas purification device is disclosed in a patent application with authorization announcement number CN217139816U. After the waste gas is sprayed with a spray reagent, it is filtered for the second time using a packing layer. The use of two filtrations can effectively extend the service life of the packing layer.

[0003] However, when the above structure is used to continuously purify the exhaust gas, it is easy to cause the purification to be untimely, resulting in the purification of the next batch of exhaust gas before the previous batch of exhaust gas is completely purified, resulting in poor purification efficiency. Utility Model Content

[0004] The utility model aims to provide an exhaust gas purification spray device, which solves the problem that when the exhaust gas is continuously purified, the purification is not timely, resulting in the purification of the next batch of exhaust gas before the previous batch of exhaust gas is completely purified, resulting in poor purification efficiency.

[0005] To achieve the above-mentioned purpose, the utility model adopts an exhaust gas purification spray device, including multiple groups of purification modules distributed in multiple stages, a primary air guide cover, a secondary air guide cover, a transport pipe and a collection box. The primary air guide cover is arranged between the purification module at the head end and the multiple groups of purification modules at the middle end, and the secondary air guide cover is arranged between the multiple groups of purification modules at the middle end and the multiple groups of purification modules at the tail end. The collection box has multiple flow holes, and the transport pipe is arranged in each of the flow holes. The transport pipe is respectively connected to the collection box and the multiple groups of purification modules at the tail end.

[0006] Wherein, the purification module includes a purification box, a spray head, a spray pipe, a packing layer and a wastewater box, the purification box has an inlet and an outlet, the inlet is respectively adapted to the primary flow guide cover and the secondary flow guide cover, the outlet is respectively adapted to the primary flow guide cover, the secondary flow guide cover and the transport pipe, the spray head and the packing layer are respectively arranged inside the purification box, the spray pipe is adapted to the spray head, and the wastewater box is arranged below the spray head.

[0007] Wherein, the exhaust gas purification spray device also includes an anti-overflow module, and the anti-overflow module is arranged in each of the flow holes.

[0008] Among them, the anti-overflow module includes a mounting ring and a plurality of anti-overflow valves, the mounting ring is fixedly connected to the collection box and is located in the flow hole, each of the anti-overflow valves is respectively fixedly connected to the mounting ring and is located on the inner wall of the mounting ring, and the sides of each adjacent two anti-overflow valves are in contact with each other.

[0009] Wherein, the exhaust gas purification spray device also includes a mounting module, and the packing layer is fixedly connected to the mounting module.

[0010] Among them, the installation module includes a mounting frame, a track, a slider and a handle, the collection box has a through groove, the mounting frame is slidably arranged in the through groove, the filling layer is arranged in the mounting frame, the track is fixedly connected to the collection box and is located on the inner wall of the collection box, the slider is fixedly connected to the mounting frame and is located on the outer wall of the mounting frame, and the slider is slidably arranged in the track, the handle is fixedly connected to the mounting frame and is located on the outer wall of the mounting frame.

[0011] The utility model discloses an exhaust gas purification spray device, which adopts a multi-stage purification method. The exhaust gas is first pre-purified by the purification module at the head end, and then divided into two groups of airflows by the first-level guide cover to enter the multiple groups of purification modules at the middle end for preliminary purification, and finally divided into four groups of airflows by the second-level guide cover for post-purification. The purification modules of different levels are arranged according to the actual purification operation, and the purified gas is collected by the collection box, which can perform multi-stage purification to improve the exhaust gas purification effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is an overall principle schematic diagram of the first embodiment of the utility model.

[0014] Figure 2 It is a structural schematic diagram of a purification box according to the first embodiment of the utility model.

[0015] Figure 3 It is a transverse cross-sectional view of the purification box of the first embodiment of the utility model.

[0016] Figure 4 It is a structural schematic diagram of a collection box of the first embodiment of the utility model.

[0017] Figure 5 It is a structural schematic diagram of a purification box according to the second embodiment of the utility model.

[0018] Figure 6 It is a longitudinal sectional view of a purification box according to the second embodiment of the utility model.

[0019] 101-purification box, 102-inlet, 103-outlet, 104-circulation hole, 105-spray head, 106-spray pipe, 107-filling layer, 108-wastewater box, 109-primary flow guide cover, 110-secondary flow guide cover, 111-transport pipe, 112-collection box, 113-mounting ring, 114-anti-overflow valve, 201-mounting frame, 202-track, 203-slider, 204-handle, 205-through groove. DETAILED DESCRIPTION

[0020] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0021] First embodiment

[0022] See also Figure 1 to Figure 4 ,in Figure 1 is a schematic diagram of the overall principle of the first embodiment, Figure 2 is a schematic structural diagram of the purification box of the first embodiment, Figure 3 is a transverse cross-sectional view of the purification box of the first embodiment, Figure 4 It is a schematic structural diagram of the collection box of the first embodiment.

[0023] The utility model provides an exhaust gas purification spray device: including multiple groups of purification modules distributed in multiple stages, a primary flow guide cover 109, a secondary flow guide cover 110, a transport pipe 111, a collection box 112 and an overflow prevention module, the purification module including a purification box 101, a spray head 105, a spray pipe 106, a packing layer 107 and a wastewater box 108, and the overflow prevention module including a mounting ring 113 and a plurality of overflow prevention valves 114.

[0024] According to this specific embodiment, the first-level air guide hood 109 is arranged between the purification module at the head end and the multiple groups of purification modules at the middle end, and the second-level air guide hood 110 is arranged between the multiple groups of purification modules at the middle end and the multiple groups of purification modules at the tail end. The collecting box 112 has multiple flow holes 104, and each of the flow holes 104 is provided with the transport pipe 111. The transport pipe 111 is respectively connected with the collecting box 112 and the multiple groups of purification modules at the tail end, and a multi-stage purification method is adopted. The exhaust gas is first pre-purified by the purification module at the head end, and then divided into two groups of airflows by the first-level air guide hood 109 and enter the multiple groups of purification modules at the middle end for preliminary purification, and finally divided into four groups of airflows by the second-level air guide hood 110 for post-purification. The purification modules of different levels are set according to the actual purification operation, and the purified gas is collected by the collecting box 112, so that multi-stage purification can be carried out to improve the exhaust gas purification effect.

[0025] Among them, the purification box 101 has an inlet 102 and an outlet 103, the inlet 102 is respectively adapted to the primary flow guide cover 109 and the secondary flow guide cover 110, the outlet 103 is respectively adapted to the primary flow guide cover 109, the secondary flow guide cover 110 and the transport pipe 111, the spray head 105 and the packing layer 107 are respectively arranged inside the purification box 101, the spray pipe 106 is adapted to the spray head 105, and the waste water box 108 is arranged below the spray head 105. During the purification process, the spray pipe 106 is connected to the spray reagent, and the exhaust gas first enters the purification box 101 from the inlet 102. After the exhaust gas is sprayed by the spray reagent, the packing layer 107 is used for a second filtration treatment, and then the exhaust gas is discharged from the outlet 103, and the used spray reagent drips into the waste water box 108.

[0026] Secondly, each of the flow holes 104 is provided with the anti-overflow module, and the anti-overflow module is used to connect the purification modules at different ends.

[0027] At the same time, the mounting ring 113 is fixedly connected to the collection box 112 and is located in the circulation hole 104. Each of the anti-overflow valves 114 is fixedly connected to the mounting ring 113 and is located on the inner side wall of the mounting ring 113. The sides of each adjacent two anti-overflow valves 114 are in contact with each other. The purification module at the tail end is connected to the transport pipe 111. The mounting ring 113 is used to install the anti-overflow valve 114. When the circulation hole 104 is not connected to the purification module, each adjacent two The sides of the anti-overflow valve 114 are in close contact with each other, and at this time, external gas cannot enter the purification box 101 from the circulation hole 104; when the transport tube 111 passes through the circulation hole 104, there is a gap between the sides of each two adjacent anti-overflow valves 114, and the transport tube 111 passes into the purification box 101 through the gap. The anti-overflow valve 114 is made of a material with resilience, such as rubber, and the anti-overflow valve 114 is always in close contact with the outer wall of the transport tube 111 to improve the sealing performance.

[0028] When the utility model is used for waste gas purification, a multi-stage purification method is adopted. The waste gas is first pre-purified by the purification module at the head end, and then divided into two groups of airflows by the first-level flow guide 109 to enter the multiple groups of purification modules at the middle end for preliminary purification, and finally divided into four groups of airflows by the second-level flow guide 110 for post-purification, wherein the first-level flow guide 109 and the second-level flow guide 110 both use pipelines to transport gas; the purification modules of different levels are set according to the actual purification operation, and the purified gas is collected by the collection box 112, which can be purified in multiple stages to improve the waste gas purification effect. During the purification process, the spray pipe 106 is connected to the spray reagent, and the waste gas first enters the purification box 101 from the inlet 102. After the waste gas is sprayed by the spray reagent, the packing layer 107 is used for a second filtration treatment, and then it is discharged from the outlet 103, and the used spray reagent drips into the waste water box 108.

[0029] Second embodiment

[0030] See also Figure 5 and Figure 6 ,in Figure 5 is a schematic structural diagram of the purification box of the second embodiment, Figure 6 It is a longitudinal sectional view of the purification box of the second embodiment.

[0031] On the basis of the first embodiment, an exhaust gas purification spray device of the utility model further includes a mounting module, and the mounting module includes a mounting frame 201 , a track 202 , a slider 203 and a handle 204 .

[0032] The packing layer 107 is fixedly connected to the installation module, and the packing layer 107 is installed using the installation module so that the packing layer 107 can be replaced later.

[0033] The collection box 112 has a through slot 205, the mounting frame 201 is slidably disposed in the through slot 205, the packing layer 107 is disposed in the mounting frame 201, the track 202 is fixedly connected to the collection box 112 and is located on the inner side wall of the collection box 112, the slider 203 is fixedly connected to the mounting frame 201 and is located on the outer side wall of the mounting frame 201, and the slider 203 is slidably disposed in the track 202, the handle 204 is fixedly connected to the mounting frame 201, and the slider 203 is slidably disposed in the track 202. Fixedly connected and located on the outer wall of the mounting frame 201, when replacing the packing layer 107, hold the handle 204 and apply force to take the mounting frame 201 out of the collection box 112, then take out the used packing layer 107 from the mounting frame 201, and replace it with a new packing layer 107. After the replacement is completed, align the mounting frame 201 with the through groove 205, reinstall the mounting frame 201 and the collection box 112 to replace the packing layer 107.

[0034] When replacing the packing layer 107, hold the handle 204 and apply force to take the mounting frame 201 out of the collection box 112, then take the used packing layer 107 out of the mounting frame 201, and replace the new packing layer 107. After the replacement, align the mounting frame 201 with the through groove 205, re-install the mounting frame 201 and the collection box 112 to replace the packing layer 107. At the same time, the slider 203 slides in the track 202, and the slider 203 cooperates with the track 202 to limit the moving track of the mounting frame 201.

[0035] The above disclosures are only two preferred embodiments of the present invention, which certainly cannot be used to limit the scope of the present invention. A person skilled in the art can understand that all or part of the processes of the above embodiments and equivalent changes made according to the claims of the present invention still fall within the scope of the present invention.

Claims

1. An exhaust gas purification spray device, characterized in that: It includes multiple groups of purification modules distributed in multiple stages, a primary air guide cover, a secondary air guide cover, a transport pipe and a collection box. The primary air guide cover is arranged between the purification modules at the head end and the multiple groups of purification modules at the middle end, the secondary air guide cover is arranged between the multiple groups of purification modules at the middle end and the multiple groups of purification modules at the tail end, and the collection box has multiple flow holes, each of which is provided with the transport pipe, and the transport pipe is respectively connected with the collection box and the multiple groups of purification modules at the tail end.

2. The exhaust gas purification spray device according to claim 1, characterized in that: The purification module includes a purification box, a spray head, a spray pipe, a packing layer and a wastewater box. The purification box has an inlet and an outlet. The inlet is respectively matched with the primary flow guide cover and the secondary flow guide cover, and the outlet is respectively matched with the primary flow guide cover, the secondary flow guide cover and the transport pipe. The spray head and the packing layer are respectively arranged inside the purification box, the spray pipe is matched with the spray head, and the wastewater box is arranged below the spray head.

3. The exhaust gas purification spray device according to claim 1, characterized in that: The exhaust gas purification spray device also includes an anti-overflow module, and the anti-overflow module is arranged in each of the flow holes.

4. The exhaust gas purification spray device according to claim 3, characterized in that: The anti-overflow module includes a mounting ring and a plurality of anti-overflow valves. The mounting ring is fixedly connected to the collection box and is located in the flow hole. Each of the anti-overflow valves is fixedly connected to the mounting ring and is located on the inner wall of the mounting ring, and the sides of each two adjacent anti-overflow valves are in contact with each other.

5. The exhaust gas purification spray device according to claim 2, characterized in that: The exhaust gas purification spray device also includes a mounting module, and the packing layer is fixedly connected to the mounting module.

6. The exhaust gas purification spray device according to claim 5, characterized in that: The mounting module includes a mounting frame, a track, a slider and a handle. The collection box has a through groove, the mounting frame is slidably arranged in the through groove, the filling layer is arranged in the mounting frame, the track is fixedly connected to the collection box and is located on the inner wall of the collection box, the slider is fixedly connected to the mounting frame and is located on the outer wall of the mounting frame, and the slider is slidably arranged in the track, and the handle is fixedly connected to the mounting frame and is located on the outer wall of the mounting frame.

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