Efficient low-temperature denitration SCR (Selective Catalytic Reduction) treatment equipment

Abstract

The utility model relates to the technical field of waste gas treatment, and discloses efficient low-temperature denitration SCR (Selective Catalytic Reduction) treatment equipment which comprises a bottom plate, the top of the bottom plate is fixedly connected with a treatment equipment body, the inner wall of the treatment equipment body is fixedly connected with a fixed plate, the inner wall of the fixed plate is fixedly connected with a filter screen plate, and the inner wall of the filter screen plate is fixedly connected with an air inlet. A supporting rod is fixedly connected to the inner wall of the treatment equipment body, a driver is fixedly connected to the top of the supporting rod, and a rotating rod is arranged at the top of the driver. The bottom of the filter screen plate can be cleaned and scraped when the scraper rotates, impurities at the bottom of the filter screen plate can be scraped off, the impurities can enter the auxiliary pipe through the inclined face of the inner bottom wall of the scraper, the top of the blocking block is an inclined face, and the impurities can enter the collecting barrel groove through the inclined face of the blocking block. And the impurities entering the collecting barrel groove do not fly any more, and the impurities in the collecting barrel can enter the inserting pipe through the connecting pipe.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of waste gas treatment, concretely to a high -efficient low temperature denitration SCR treatment equipment. BACKGROUND

[0002] SCR denitration equipment is a kind of high -efficient waste gas treatment equipment, mainly for converting nitrogen oxides in waste gas into harmless nitrogen and water, so as to reduce the harm of waste gas to environment and human body, the basic working principle of SCR denitration equipment is under the action of certain temperature and catalyst, by selective catalytic reduction (SCR) process, utilize reducing agent to selectivity reduce nitrogen oxides (NOx) in flue gas into non-toxic, pollution-free nitrogen (N2) and water (H2O), the role of catalyst is to reduce the activation energy of decomposition reaction, make the reaction in lower temperature range, usually reaction temperature control is between 150-450 DEG C, the flue gas produced after combustion in boiler contains a large amount of dust, these dusts will affect denitration effect after entering denitration equipment, and the existing denitration equipment generally uses filter screen to separate dust, and separation effect is poor, in addition, filter screen is easily blocked by dust, needs to replace and clean filter screen, reduce the efficiency of denitration.

[0003] For the above problems, the SCR low-temperature denitration equipment of Chinese patent publication No. CN217188656U, when the dust in the collecting cylinder needs to be cleaned, the user pulls out the arc plate and the collecting cylinder by pulling the handle outward, and the dust in the collecting cylinder is cleaned, so that the SCR low-temperature denitration equipment has the effects of improving the denitration effect and the denitration efficiency.

[0004] Although the comparative patent solves the problem that the filter screen is easily blocked by dust, needs to be replaced and cleaned, and reduces the efficiency of denitration, but the dust collected in the collecting cylinder of the device is easy to fly up with the flue gas flow, which reduces the collection effect of the dust.

[0005] For the above-mentioned related technology, the device has the defect that the dust collected in the collecting cylinder is easy to fly up with the flue gas flow, which reduces the collection effect of the dust. INVENTION CONTENTS

[0006] (I) Technical problems solved

[0007] In view of the deficiencies of the prior art, the utility model provides a kind of high -efficient low temperature denitration SCR treatment equipment, with the dust collected by the device will not fly, improve the collection effect of the dust and other advantages, solve the problem that the dust collected in the collecting cylinder is easy to fly up with the flue gas flow, which reduces the collection effect of the dust.

[0008] (II) Technical scheme

[0009] To achieve the above-mentioned device collected dust does not fly, improve the collection effect of the purpose of dust, the utility model provides the following technical scheme: a kind of efficient low-temperature denitration SCR processing equipment, including bottom plate, the top of the bottom plate is fixedly connected with processing equipment body, the inner wall of the processing equipment body is fixedly connected with fixed plate, the inner wall of the fixed plate is fixedly connected with filter screen plate, the inner wall of the processing equipment body is fixedly connected with support rod, the top of the support rod is fixedly connected with driver, the top of the driver is equipped with rotating rod, the outer wall of the rotating rod is equipped with fan blade, the outer wall of the rotating rod is fixedly connected with scraper, one end of the scraper is fixedly connected with auxiliary pipe, the inner wall of the processing equipment body is fixedly connected with collection cylinder, the inner side wall of the collection cylinder is fixedly sleeved with connecting pipe, the bottom of filter screen plate can be cleaned and scraped by scraper when rotating, then the impurities on the bottom of filter screen plate can be scraped off, and the impurities will enter the inside of auxiliary pipe through the slope of the inner bottom wall of scraper, the top of the blocking piece is inclined, then the impurities will enter the inside of collection cylinder groove through the slope of blocking piece, and the impurities in the inside of collection cylinder will not fly again after entering the inside of collection cylinder groove, the impurities in the inside of collection cylinder will enter the inside of spout through connecting pipe, then the automatic discharge of impurities can be realized, the dust collected by the device does not fly, and the collection effect of dust is improved.

[0010] As a preferred technical scheme of the utility model, the outer wall of the processing equipment body is fixedly sleeved with the smoke inlet pipe, and the top of the processing equipment body is fixedly connected with the gas outlet pipe. The waste gas can enter the inside of the processing equipment body through the smoke inlet pipe, and the gas outlet pipe is used for gas outlet. This process passes through the filter screen plate, and then the filter screen plate filters the impurities in the waste gas.

[0011] As a preferred technical scheme of the utility model, the top of the scraper is slidably connected with the bottom of the filter screen plate, and the inner bottom wall of the scraper is inclined. The scraper can clean and scrape the bottom of the filter screen plate when rotating, then the impurities on the bottom of the filter screen plate can be scraped off, and the impurities will enter the inside of auxiliary pipe through the slope of the inner bottom wall of scraper.

[0012] As a preferred technical scheme of the utility model, the inner wall of the collection cylinder is fixedly connected with the blocking piece, and the auxiliary pipe is slidably sleeved with the collection cylinder. The top of the blocking piece is inclined, then the impurities will enter the inside of collection cylinder groove through the slope of blocking piece, and the impurities in the inside of collection cylinder will not fly again after entering the inside of collection cylinder groove.

[0013] As a preferred technical scheme of the utility model, the connecting pipe is fixedly sleeved with the processing equipment body, and one end of the connecting pipe is fixedly connected with the spout. The impurities in the inside of collection cylinder will enter the inside of spout through the connecting pipe, then the automatic discharge of impurities can be realized.

[0014] As a preferred technical scheme of the utility model, the bottom of the insertion pipe is fixedly connected with a folding pipe, the bottom of the folding pipe is fixedly connected with a discharging pipe, the top of the bottom plate is provided with a clamping groove, the inner wall of the clamping groove is movably clamped with a collecting box, the top of the collecting box is provided with a box cover, the top of the box cover is provided with a channel, the discharging pipe is slidably sleeved with the channel, and the collecting box can automatically collect the impurities.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a kind of efficient low-temperature denitration SCR processing equipment, with the following beneficial effects:

[0017] 1, the bottom of filter screen plate can be cleaned and scraped by scraper when rotating, so that the impurities on the bottom of filter screen plate can be scraped off, and the impurities will enter the inside of auxiliary pipe through the inclined surface of the inner bottom wall of scraper, the top of blocking piece is inclined surface, so that the impurities will enter the inside of collecting cylinder groove through the inclined surface of blocking piece, and the impurities after entering the inside of collecting cylinder groove will not fly again, the impurities in the inside of collecting cylinder will enter the inside of insertion pipe through connecting pipe, so that automatic discharge of impurities can be realized, the dust collected by the device will not fly, and the dust collection effect is improved.

[0018] 2, after the impurities are discharged through insertion pipe, they will pass through folding pipe and discharging pipe, and finally be discharged through discharging pipe, then the impurities will enter the inside of collecting box, and the collecting box can automatically collect the impurities, so as to bring effective auxiliary effect to the device, thereby further meeting the use requirement of the device. ACCURACY OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of a kind of efficient low-temperature denitration SCR processing equipment;

[0020] Figure 2 It is a structural schematic view of fan blade in the application;

[0021] Figure 3 It is Figure 1 It is an enlarged view of structure in A of middle;

[0022] Figure 4 It is a front view of collecting box in the application.

[0023] In the drawing: 1, bottom plate;2, processing equipment body;3, smoke inlet pipe;4, gas outlet pipe;5, fixed plate;6, filter screen plate;7, support rod;8, driver;9, rotating rod;10, fan blade;11, scraper;12, auxiliary pipe;13, collecting cylinder;14, blocking piece;15, connecting pipe;16, insertion pipe;17, folding pipe;18, discharging pipe;19, channel;20, clamping groove;21, collecting box;22, box cover. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0025] Embodiment 1

[0026] With reference to Figures 1-4 For the first embodiment of the present application, an efficient low-temperature denitration SCR treatment equipment is provided, which comprises a bottom plate 1, a treatment equipment body 2 fixedly connected to the top of the bottom plate 1, a fixed plate 5 fixedly connected to the inner wall of the treatment equipment body 2, a filter screen plate 6 fixedly connected to the inner wall of the fixed plate 5, a support rod 7 fixedly connected to the inner wall of the treatment equipment body 2, a drive 8 fixedly connected to the top of the support rod 7, a rotating rod 9 provided on the top of the drive 8, a fan blade 10 provided on the outer wall of the rotating rod 9, the drive 8 can drive the rotating rod 9 to rotate, thereby driving the fan blade 10 to rotate, the outer wall of the rotating rod 9 is fixedly connected with a scraper 11, one end of the scraper 11 is fixedly connected with an auxiliary pipe 12, the inner wall of the treatment equipment body 2 is fixedly connected with a collecting cylinder 13, and the inner wall of the collecting cylinder 13 is fixedly sleeved with a connecting pipe 15.

[0027] The outer wall of the treatment equipment body 2 is fixedly sleeved with a smoke inlet pipe 3, and the top of the treatment equipment body 2 is fixedly connected with an air outlet pipe 4, the exhaust gas can enter the inside of the treatment equipment body 2 through the smoke inlet pipe 3, and the exhaust gas can be discharged through the air outlet pipe 4, the process will pass through the filter screen plate 6, and the filter screen plate 6 will filter the impurities in the exhaust gas.

[0028] The top of the scraper 11 is slidably connected with the bottom of the filter screen plate 6, and the inner bottom wall of the scraper 11 is inclined, the scraper 11 can clean and scrape the bottom of the filter screen plate 6 when rotating, thereby the impurities at the bottom of the filter screen plate 6 can be scraped off, and the impurities will enter the inside of the auxiliary pipe 12 through the inclined inner bottom wall of the scraper 11.

[0029] The inner wall of the collecting cylinder 13 is fixedly connected with a blocking piece 14, and the auxiliary pipe 12 is slidably sleeved with the collecting cylinder 13, the top of the blocking piece 14 is inclined, thereby the impurities will enter the inside of the collecting cylinder 13 through the inclined top of the blocking piece 14, and the impurities in the inside of the collecting cylinder 13 will not fly again.

[0030] The connecting pipe 15 is fixedly sleeved with the treatment equipment body 2, and one end of the connecting pipe 15 is fixedly connected with a plug pipe 16, the impurities in the inside of the collecting cylinder 13 will enter the inside of the plug pipe 16 through the connecting pipe 15, thereby the automatic discharging of the impurities can be realized.

[0031] In use, the scraper 11 can clean the bottom of the filter screen 6 when rotating, and the impurities on the bottom of the filter screen 6 can be scraped off and enter the inside of the auxiliary pipe 12 through the inclined surface of the inner bottom wall of the scraper 11, the top of the blocking block 14 is an inclined surface, and the impurities enter the inside of the collecting cylinder groove 13 through the inclined surface of the blocking block 14, and the impurities in the collecting cylinder 13 enter the inside of the insertion pipe 16 through the connecting pipe 15, and the impurities can be automatically discharged.

[0032] Embodiment 2

[0033] With reference to Figures 1-4 For the second embodiment of the utility model, the bottom of the insertion pipe 16 is fixedly connected with a folding pipe 17, the bottom of the folding pipe 17 is fixedly connected with a discharge pipe 18, the top of the bottom plate 1 is provided with a clamping groove 20, the inner wall of the clamping groove 20 is movably clamped with a collecting box 21, the top of the collecting box 21 is provided with a box cover 22, the top of the box cover 22 is provided with a channel 19, and the discharge pipe 18 is slidably sleeved with the channel 19.

[0034] In use, the impurities are discharged through the insertion pipe 16, then pass through the folding pipe 17 and the discharge pipe 18, and finally are discharged through the discharge pipe 18, and then the impurities enter the inside of the collecting box 21, and the collecting box 21 can automatically collect the impurities.

[0035] It should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model and are not limited, although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the utility model can be modified or replaced, without departing from the spirit and scope of the technical solutions of the utility model, and they should be covered in the scope of the claims of the utility model.

Claims

1. A high-efficiency low-temperature denitrification SCR treatment device, comprising a base plate (1), characterized in that: The top of the base plate (1) is fixedly connected to the processing equipment body (2), the inner wall of the processing equipment body (2) is fixedly connected to the fixing plate (5), the inner wall of the fixing plate (5) is fixedly connected to the filter screen plate (6), the inner wall of the processing equipment body (2) is fixedly connected to the support rod (7), the top of the support rod (7) is fixedly connected to the driver (8), the top of the driver (8) is provided with a rotating rod (9), the outer wall of the rotating rod (9) is provided with a fan blade (10), the outer wall of the rotating rod (9) is fixedly connected to a scraper (11), one end of the scraper (11) is fixedly connected to an auxiliary pipe (12), the inner wall of the processing equipment body (2) is fixedly connected to a collection cylinder (13), and the inner side wall of the collection cylinder (13) is fixedly sleeved with a connecting pipe (15).

2. The high-efficiency low-temperature denitrification SCR treatment equipment according to claim 1, characterized in that: The outer wall of the processing equipment body (2) is fixedly fitted with a smoke inlet pipe (3), and the top of the processing equipment body (2) is fixedly connected with an exhaust pipe (4).

3. The high-efficiency low-temperature denitrification SCR treatment equipment according to claim 1, characterized in that: The top of the scraper (11) is slidably connected to the bottom of the filter screen (6), and the inner bottom wall of the scraper (11) is inclined.

4. The high-efficiency low-temperature denitrification SCR treatment equipment according to claim 1, characterized in that: The inner wall of the collecting cylinder (13) is fixedly connected with a blockage block (14), and the auxiliary pipe (12) is slidably sleeved with the collecting cylinder (13).

5. The high-efficiency low-temperature denitrification SCR treatment equipment according to claim 1, characterized in that: The connecting pipe (15) is fixedly sleeved with the processing equipment body (2), and one end of the connecting pipe (15) is fixedly connected to the insertion tube (16).

6. The high-efficiency low-temperature denitrification SCR treatment equipment according to claim 5, characterized in that: The bottom of the insertion tube (16) is fixedly connected to a folded tube (17), and the bottom of the folded tube (17) is fixedly connected to a discharge tube (18). The top of the base plate (1) is provided with a slot (20), and the inner wall of the slot (20) is movably connected to a collection box (21). The top of the collection box (21) is provided with a box cover (22), and the top of the box cover (22) is provided with a channel (19). The discharge tube (18) is slidably connected to the channel (19).

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