Acid-containing wastewater treatment device in coal-to-ethylene glycol production process

Abstract

The invention relates to the technical field of acid-containing wastewater treatment, and discloses an acid-containing wastewater treatment device in a coal-to-ethylene glycol production process, the acid-containing wastewater treatment device comprises a scraping component, the scraping component further comprises a servo motor, the output end of the servo motor is fixedly connected with a rotating rod and an opening valve, in the process that wastewater is introduced from a water feeding port, the servo motor is started, and the rotating rod is opened; a rotating rod rotates, a fixed sliding column also rotates, a sliding block slides under the action of centrifugal force generated in the rotating process of the rotating rod, a cleaning rod gets close to the inner wall under the thrust of movement of a fixed long rod, the cleaning rod makes contact with the inner wall of the shell and rotates, and the L-shaped cleaning rod treats the inner wall of the top of the shell; according to the components, the condition that crystals and impurities generated in the process of reacting the acid-containing wastewater with the powder are attached to the inner wall is treated, and the situation that the wastewater treatment efficiency is improved due to accumulation of the crystals and the impurities is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of acid-containing wastewater treatment, and in particular to a device for treating acid-containing wastewater in a coal-to-ethylene glycol production process. Background Art

[0002] Coal-to-ethylene glycol refers to the use of coal as a substitute for petroleum ethylene to produce ethylene glycol, which is used to make polyester, explosives, glyoxal, plasticizers, solvents, etc. Since coal-to-ethylene glycol may produce acidic substances such as methyl formate, methylal, dimethyl carbonate, dimethyl ether, etc. during the production reaction, the acid content in the wastewater is relatively high. Therefore, the acid-containing wastewater needs to be treated before discharge.

[0003] In the process of treating acidic wastewater, crystals and impurities will be produced during the reaction between the acidic wastewater and the reaction powder. These crystals and impurities will adhere to the inner wall of the device during the stirring process, which will cause the accumulation of impurities and crystals on the inner wall and affect the treatment efficiency of the wastewater. Summary of the invention

[0004] In order to solve the above technical problems, the present invention provides an acid wastewater treatment device in the coal-to-ethylene glycol production process, comprising a scraping component, the scraping component also includes a servo motor, the output end of the servo motor is fixedly connected to a rotating rod, and the surface of the rotating rod is fixedly connected to a fixed sliding column; The mixing component further comprises a rotating round rod rotatably connected to the inner wall of the water delivery port, and a roller is fixedly connected to one end of the rotating round rod away from the rotating rod; The processing component also includes an L-shaped cylinder fixed on the surface of the fixed sliding column, and one end of the L-shaped cylinder away from the fixed sliding column is rotatably connected to the rotating cylinder.

[0005] Preferably, the scraping component also includes a shell fixedly connected to the surface of the servo motor, the bottom of the shell is fixedly connected to a support column, the top of the shell is fixedly connected to a reactant feed port, and the surface of the shell is fixedly connected to a water feed port.

[0006] Preferably, the scraping component further comprises a water outlet fixedly connected to the bottom of the shell, and the inner wall of the shell is fixedly connected to the surface of the rotating rod; Among them, a valve is set on the surface of the water supply port, and a valve is set on the surface of the water outlet. When the valve is opened and waste water flows in from the water supply port, the servo motor is started. When the servo motor rotates, the rotating rod fixed to the servo motor will rotate, and the fixed sliding column fixed on the surface of the rotating rod will also rotate.

[0007] Preferably, the scraping component also includes a slider slidably connected to the inner wall of the fixed sliding column, the surface of the slider is fixedly connected to a fixed long rod, the end of the fixed long rod away from the slider is fixedly connected to a cleaning rod, the top of the cleaning rod is fixedly connected to an L-shaped cleaning rod, and the surface of the cleaning rod is fixedly connected to a counterweight plate. After the waste water inside the shell increases, as the rotating rod rotates, the restoring spring will be stretched under the influence of the rotation of the rotating rod and the counterweight plate. In this process, the slider will slide under the action of the centrifugal force generated during the rotation of the rotating rod, and the slider sliding on the inner wall of the fixed sliding column will drive the fixed long rod fixed on the surface to move. The cleaning rod connected to the end of the long rod will be pushed by the movement of the fixed long rod and approach the inner wall. At this time, the cleaning rod contacts the inner wall of the outer shell and rotates. In this process, the cleaning rod scrapes the inner wall. The L-shaped cleaning rod connected to the end of the cleaning rod will also rotate to process the inner wall at the top of the outer shell to avoid the crystals and impurities remaining on the inner wall during the reaction process, which will affect the wastewater treatment efficiency. In the above-mentioned components, the crystals and impurities generated by the acid-containing wastewater during the reaction powder are attached to the inner wall, which is treated to avoid the accumulation of crystals and impurities and the resulting impact on the wastewater treatment efficiency.

[0008] Preferably, the scraping component also includes an extrusion spring fixedly connected to the inner wall of the fixed sliding column, one end of the extrusion spring away from the fixed sliding column is fixedly connected to the surface of the sealing plate telescopic plate, the inner wall of the sealing plate telescopic plate is fixedly connected with a compression spring, one end of the sealing plate telescopic plate away from the extrusion spring is fixedly connected to the surface of the slider, the surface of the sealing plate telescopic plate is slidably connected to the inner wall of the fixed sliding column, the inner wall of the fixed sliding column is fixedly connected with a restoring spring, when the slider slides under the action of centrifugal force, the sealing plate telescopic plate is fixed on the surface of the slider, and the sealing plate telescopic plate will also slide on the inner wall of the fixed sliding column during the sliding process of the slider, and in this process, the inner wall of the sealing plate telescopic plate is provided with a compression spring. Spring, when the sealing plate telescopic plate slides, the compression spring fixed on the inner wall will be squeezed and contracted, so as to ensure that the sealing plate telescopic plate will not affect the sliding of the slider when sliding. An extrusion spring is connected to the end of the sealing plate telescopic plate, and the extrusion spring is fixed to the inner wall of the fixed long rod. In the process of sliding of the sealing plate telescopic plate, an extrusion force is given to the extrusion spring. At this time, the extrusion spring will contract, so that the sealing plate telescopic plate has enough moving distance. In the process of sliding of the sealing plate telescopic plate, the sliding groove of the slider will be sealed to prevent sludge or particles in the wastewater from entering the slider when the slider slides, causing blockage, thereby affecting the efficiency of wastewater treatment.

[0009] Preferably, the mixing component also includes a sealing ring slidably connected to the inner wall of the shell, a perforated plate is fixedly connected to the surface of the rotating circular rod, a circular groove is provided on the inner wall of the shell, and the inner wall of the sealing ring is rotatably connected to the surface of the rotating circular rod. During the rotation of the rotating rod, a rotating circular rod is rotatably connected to the surface of the rotating rod, and a roller is provided at the end of the rotating circular rod, wherein a circular groove is provided on the inner wall of the shell, and when the rotating rod is rotated, the rotating circular rod will be driven to rotate, and when the rotating circular rod rotates, the roller connected to the end will be driven to move, and the roller will slide on the circular groove at this time. During this process, the rotating circular rod will rotate on itself, and the perforated plate provided on the surface of the rotating circular rod will rotate, wherein, during the process of stirring the wastewater, the required reaction powder is discharged into the wastewater from the reactant feeding port, and when the perforated plate rotates, the reaction powder floating on the wastewater will be stirred, so that the reaction powder can fully react and perform acid removal. In the above-mentioned components, the reaction powder is stirred to improve the efficiency of acid removal of acid-containing wastewater.

[0010] Preferably, the processing component also includes fan blades fixedly connected to the surface of the rotating cylinder, and a buffer column is fixedly connected to the surface of the fan blades. The number of fan blades is set to six, and the six fan blades are arranged in two groups and are symmetrically arranged with the rotating rod as the center. When the fixed sliding column rotates, the L-shaped cylinder connected to the surface will rotate together, and the rotating cylinder connected to the L-shaped cylinder will rotate. The fan blades arranged on the surface of the rotating cylinder will rotate under the action of the wastewater during the rotation process, and will drive the fan blades to rotate during the rotation of the fan blades themselves.

[0011] Preferably, the processing component also includes an L-shaped cylinder whose surface is fixedly connected to a fixed cylinder, the fixed cylinder whose surface is rotatably connected to a rotating ring, the rotating ring whose surface is fixedly connected to a telescopic scraper, and the inner wall of the telescopic scraper is fixedly connected to a spring. During the rotation of the fan blade itself, the buffer column fixed on the fan blade surface will contact the telescopic scraper, and the telescopic scraper will drive the rotating ring to rotate. The telescopic scraper will process the sludge and particulate matter deposited at the bottom of the outer shell to avoid blockage of the water outlet. In the above-mentioned components, the sludge and other impurities deposited at the bottom are stirred to avoid sludge blocking the water outlet, which affects the discharge efficiency of the neutralized wastewater.

[0012] The present invention has the following beneficial effects: (1) Open the valve. When wastewater flows in from the water supply port, start the servo motor. As the servo motor rotates, the rotating rod fixed to the servo motor rotates, and the fixed sliding column fixed on the surface of the rotating rod also rotates. When the amount of wastewater inside the housing increases, as the rotating rod rotates, the return spring stretches under the influence of the rotation of the rotating rod and the counterweight plate. During this process, the slider slides under the action of the centrifugal force generated during the rotation of the rotating rod. The slider sliding on the inner wall of the fixed sliding column drives the fixed long rod fixed on the surface to move. The cleaning rod will be pushed by the movement of the fixed long rod and approach the inner wall. At this time, the cleaning rod contacts the inner wall of the outer shell and rotates. In this process, the cleaning rod scrapes the inner wall. The L-shaped cleaning rod connected to the end of the cleaning rod will also rotate to process the inner wall at the top of the outer shell to avoid the crystals and impurities remaining on the inner wall during the reaction process, which will affect the wastewater treatment efficiency. In the above-mentioned components, the crystals and impurities generated by the acid-containing wastewater in the process of reacting with the reaction powder are attached to the inner wall, which is treated to avoid the accumulation of crystals and impurities and the resulting impact on the wastewater treatment efficiency.

[0013] (2) When the slider slides under the action of centrifugal force, a sealing plate telescopic plate is fixed on the surface of the slider. The sealing plate telescopic plate will also slide on the inner wall of the fixed sliding column during the sliding process of the slider. During this process, a compression spring is provided on the inner wall of the sealing plate telescopic plate. When the sealing plate telescopic plate slides, the compression spring fixed on the inner wall will be squeezed and contracted, so as to ensure that the sealing plate telescopic plate will not affect the sliding of the slider during sliding. An extrusion spring is connected to the end of the sealing plate telescopic plate, and the extrusion spring is fixed to the inner wall of the fixed long rod. During the sliding process of the sealing plate telescopic plate, an extrusion force is applied to the extrusion spring. At this time, the extrusion spring will contract, so that the sealing plate telescopic plate has enough moving distance. During the sliding process of the sealing plate telescopic plate, the sliding groove of the slider will be sealed to prevent sludge or particles in the wastewater from entering the slider when the slider slides, causing blockage, thereby affecting the efficiency of wastewater treatment.

[0014] (3) During the rotation of the rotating rod, a rotating round rod is rotatably connected to the surface of the rotating rod, and a roller is arranged at the end of the rotating round rod, wherein a circular groove is opened on the inner wall of the outer shell, and when the rotating rod is rotated, the rotating round rod will be driven to rotate, and when the rotating round rod rotates, the roller connected to the end will be driven to move, and at this time the roller will slide on the circular groove, and during this process, the rotating round rod will rotate on itself, and the orifice plate arranged on the surface of the rotating round rod will rotate, wherein, during the process of stirring the wastewater, the required reaction powder is discharged into the wastewater from the reactant feeding port, and when the orifice plate rotates, the reaction powder floating on the wastewater will be stirred, so that the reaction powder can fully react and perform acid removal work, and in the above-mentioned components, the reaction powder is stirred, so that the efficiency of acid removal of acid-containing wastewater is improved.

[0015] (4) When the fixed sliding column rotates, the L-shaped cylinder connected to the surface will rotate together, and the rotating cylinder connected to the L-shaped cylinder will rotate. The fan blades arranged on the surface of the rotating cylinder will rotate under the force of the wastewater during the rotation process. The fan blades will drive the fan blades to rotate during the rotation process. During the rotation process of the fan blades, the buffer column fixed on the surface of the fan blades will contact the telescopic scraper, and the telescopic scraper will drive the rotating ring to rotate. The telescopic scraper will process the sludge and particulate matter deposited at the bottom of the shell to avoid clogging the water outlet. In the above-mentioned components, the sludge and other impurities deposited at the bottom are stirred to avoid clogging the water outlet with sludge, which affects the discharge efficiency of the neutralized wastewater. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a schematic cross-sectional view of the overall structure of the present invention; Figure 2 It is a schematic diagram of the overall structure of the present invention; Figure 3 This is a schematic diagram of the structure of the scraping component of the present invention; Figure 4 For the present invention Figure 3 A is an enlarged schematic diagram; Figure 5 It is a schematic diagram of the structure of the mixing component of the present invention; Figure 6 For the present invention Figure 5 A magnified schematic diagram of B; Figure 7It is a schematic diagram of the structure of the processing component of the present invention; Figure 8 For the present invention Figure 7 A magnified schematic diagram of C in the middle.

[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows: In the figure: 1, scraping component; 14, valve; 18, restoring spring; 101, housing; 102, support column; 103, reactant feeding port; 104, water feeding port; 105, water outlet; 106, servo motor; 107, rotating rod; 108, fixed sliding column; 109, slider; 110, fixed long rod; 111, sealing plate telescopic plate; 112, compression spring; 113, extrusion spring; 114, Cleaning rod; 115, L-shaped cleaning rod; 116, counterweight plate; 2, mixing component; 201, sealing ring; 202, rotating rod; 203, roller; 204, orifice plate; 205, circular groove; 3, processing component; 301, L-shaped cylinder; 302, rotating cylinder; 303, fan blade; 304, buffer column; 305, fixed cylinder; 306, rotating ring; 307, telescopic scraper; 308, spring. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] For example, see Figure 1 - Figure 4 The present invention is a device for treating acid-containing wastewater in a coal-to-ethylene glycol production process, comprising a scraping component 1, the scraping component 1 also comprising a servo motor 106, the output end of the servo motor 106 is fixedly connected to a rotating rod 107, and the surface of the rotating rod 107 is fixedly connected to a fixed sliding column 108; The mixing component 2 further comprises a rotating rod 202 rotatably connected to the inner wall of the water delivery port 104, and a roller 203 is fixedly connected to one end of the rotating rod 202 away from the rotating rod 107; The processing component 3 further comprises an L-shaped cylinder 301 fixed on the surface of the fixed sliding column 108 , and one end of the L-shaped cylinder 301 away from the fixed sliding column 108 is rotatably connected to a rotating cylinder 302 .

[0021] The scraping component 1 also includes a shell 101 fixedly connected to the surface of the servo motor 106 , a support column 102 is fixedly connected to the bottom of the shell 101 , a reactant feed port 103 is fixedly connected to the top of the shell 101 , and a water feed port 104 is fixedly connected to the surface of the shell 101 .

[0022] The scraping component 1 further includes a water outlet 105 fixedly connected to the bottom of the housing 101, and the inner wall of the housing 101 is fixedly connected to the surface of the rotating rod 107; Among them, a valve 14 is set on the surface of the water supply port 104, and a valve 14 is set on the surface of the water outlet 105. When the valve 14 is opened and the waste water flows into the water supply port 104, the servo motor 106 is started. When the servo motor 106 rotates, the rotating rod 107 fixed to the servo motor 106 will rotate, and the fixed sliding column 108 fixed on the surface of the rotating rod 107 will also rotate.

[0023] The scraping component 1 also includes a slider 109 slidably connected to the inner wall of the fixed sliding column 108, a fixed long rod 110 is fixedly connected to the surface of the slider 109, a cleaning rod 114 is fixedly connected to the end of the fixed long rod 110 away from the slider 109, an L-shaped cleaning rod 115 is fixedly connected to the top of the cleaning rod 114, and a counterweight plate 116 is fixedly connected to the surface of the cleaning rod 114. After the waste water inside the housing 101 increases, as the rotating rod 107 rotates, the restoring spring 18 will be stretched under the influence of the rotation of the rotating rod 107 and the counterweight plate 116. In this process, the slider 109 will slide under the action of the centrifugal force generated during the rotation of the rotating rod 107, and the slider 109 sliding on the inner wall of the fixed sliding column 108 will drive the surface fixed The fixed long rod 110 moves, and the cleaning rod 114 connected to the end of the fixed long rod 110 will be pushed by the movement of the fixed long rod 110 and approach the inner wall. At this time, the cleaning rod 114 contacts the inner wall of the outer shell 101 and rotates. During this process, the cleaning rod 114 scrapes the inner wall, and the L-shaped cleaning rod 115 connected to the end of the cleaning rod 114 also rotates to process the inner wall at the top of the outer shell 101, so as to avoid the crystals and impurities remaining on the inner wall during the reaction process, which cannot be processed and affect the wastewater treatment efficiency. In the above-mentioned components, the crystals and impurities generated by the acid-containing wastewater in the process of reacting with the reaction powder are attached to the inner wall. The accumulation of crystals and impurities and the resulting reduction in the efficiency of wastewater treatment are avoided.

[0024] The scraping component 1 also includes an extrusion spring 113 fixedly connected to the inner wall of the fixed sliding column 108, and the end of the extrusion spring 113 away from the fixed sliding column 108 is fixedly connected to the surface of the sealing plate telescopic plate 111, and the inner wall of the sealing plate telescopic plate 111 is fixedly connected with a compression spring 112, and the end of the sealing plate telescopic plate 111 away from the extrusion spring 113 is fixedly connected to the surface of the slider 109, and the surface of the sealing plate telescopic plate 111 is slidably connected to the inner wall of the fixed sliding column 108, and the inner wall of the fixed sliding column 108 is fixedly connected with a restoring spring 18. When the slider 109 slides under the action of centrifugal force, the sealing plate telescopic plate 111 is fixed to the surface of the slider 109, and the sealing plate telescopic plate 111 will also slide on the inner wall of the fixed sliding column 108 during the sliding process of the slider 109. In this process, the inner wall of the sealing plate telescopic plate 111 The wall is provided with a compression spring 112. When the sealing plate telescopic plate 111 slides, the compression spring 112 fixed on the inner wall will be squeezed and contracted, so as to ensure that the sealing plate telescopic plate 111 will not affect the sliding of the slider 109 when sliding. An extrusion spring 113 is connected to the end of the sealing plate telescopic plate 111, and the extrusion spring 113 is fixed to the inner wall of the fixed long rod 110. During the sliding of the sealing plate telescopic plate 111, an extrusion force is given to the extrusion spring 113. At this time, the extrusion spring 113 will contract, so that the sealing plate telescopic plate 111 has enough moving distance. During the sliding of the sealing plate telescopic plate 111, the sliding groove of the slider 109 will be sealed to avoid sludge or particulate matter in the wastewater from entering the slider 109 when it slides, causing blockage, thereby affecting the efficiency of wastewater treatment.

[0025] For example 2, please refer to Figure 5 - Figure 8The present invention is a device for treating acid-containing wastewater in the production process of coal-to-ethylene glycol. On the basis of the first embodiment, the mixing component 2 further includes a sealing ring 201 slidably connected to the inner wall of the shell 101, a perforated plate 204 is fixedly connected to the surface of the rotating rod 202, a circular groove 205 is provided on the inner wall of the shell 101, the inner wall of the sealing ring 201 is rotatably connected to the surface of the rotating rod 202, and during the rotation of the rotating rod 107, the rotating rod 202 is rotatably connected to the surface of the rotating rod 107, and a roller 203 is provided at the end of the rotating rod 202, wherein the circular groove 205 is provided on the inner wall of the shell 101, and when the rotating rod 107 is rotated, the rotating rod 202 is driven to rotate. The rod 202 rotates, and when the rotating round rod 202 rotates, it will drive the roller 203 connected to the end to move. At this time, the roller 203 will slide on the circular groove 205. During this process, the rotating round rod 202 will rotate on itself, and the orifice plate 204 set on the surface of the rotating round rod 202 will rotate. In the process of stirring the wastewater, the required reaction powder is discharged into the wastewater from the reactant feeding port 103. When the orifice plate 204 rotates, the reaction powder floating on the wastewater will be stirred, so that the reaction powder can fully react and remove acid. In the above-mentioned components, the reaction powder is stirred to improve the efficiency of deacidification of acid-containing wastewater.

[0026] The processing component 3 also includes a fan blade 303 fixedly connected to the surface of the rotating cylinder 302, and a buffer column 304 is fixedly connected to the surface of the fan blade 303. The number of the fan blades 303 is set to six, and the six fan blades 303 are arranged in two groups and are symmetrically arranged with the rotating rod 107 as the center. When the fixed sliding column 108 rotates, the L-shaped cylinder 301 connected to the surface will rotate together, and the rotating cylinder 302 connected to the L-shaped cylinder 301 will rotate. The fan blades 303 arranged on the surface of the rotating cylinder 302 will rotate during the rotation process under the action of the wastewater, and will drive the fan blades 303 to rotate during the rotation of the fan blades themselves.

[0027] The processing component 3 also includes an L-shaped cylinder 301 whose surface is fixedly connected to a fixed cylinder 305, and the surface of the fixed cylinder 305 is rotatably connected to a rotating ring 306, and the surface of the rotating ring 306 is fixedly connected to a telescopic scraper 307, and the inner wall of the telescopic scraper 307 is fixedly connected to a spring 308. During the rotation of the fan blade 303 itself, the buffer column 304 fixed on the surface of the fan blade 303 will contact the telescopic scraper 307, and the telescopic scraper 307 will drive the rotating ring 306 to rotate. The telescopic scraper 307 will process the sludge and particulate matter deposited at the bottom of the shell 101 to avoid clogging the water outlet 105. In the above-mentioned components, the sludge and other impurities deposited at the bottom are stirred to avoid clogging the water outlet 105 with sludge, which affects the discharge efficiency of the neutralized wastewater.

[0028] A specific application of this embodiment is: when using the device, the device is placed at a desired position and fixed, the valve 14 is opened, and the servo motor 106 is started during the process of wastewater entering from the water supply port 104. During the rotation of the servo motor 106, the rotating rod 107 fixed to the servo motor 106 will rotate, and the fixed sliding column 108 fixed on the surface of the rotating rod 107 will also rotate. After the wastewater inside the housing 101 increases, as the rotating rod 107 rotates, the restoring spring 18 will be stretched under the influence of the rotation of the rotating rod 107 and the counterweight plate 116. In this process, the slider 109 will slide under the action of the centrifugal force generated during the rotation of the rotating rod 107, and the slider 109 sliding on the inner wall of the fixed sliding column 108 will The fixed long rod 110 fixed on the surface is driven to move, and the cleaning rod 114 connected to the end of the fixed long rod 110 will be pushed by the movement of the fixed long rod 110 and approach the inner wall. At this time, the cleaning rod 114 contacts the inner wall of the outer shell 101 and rotates. In this process, the cleaning rod 114 scrapes the inner wall, and the L-shaped cleaning rod 115 connected to the end of the cleaning rod 114 will also rotate to process the top inner wall of the outer shell 101, so as to avoid the crystals and impurities remaining on the inner wall during the reaction process, which cannot be processed and affect the wastewater treatment efficiency. In the above-mentioned components, the crystals and impurities generated by the acid-containing wastewater in the process of reacting with the reaction powder are attached to the inner wall. The accumulation of crystals and impurities and the resulting reduction in the efficiency of wastewater treatment are avoided.

[0029] When the slider 109 slides under the action of centrifugal force, a sealing plate telescopic plate 111 is fixed on the surface of the slider 109. The sealing plate telescopic plate 111 will also slide on the inner wall of the fixed sliding column 108 during the sliding process of the slider 109. In this process, a compression spring 112 is provided on the inner wall of the sealing plate telescopic plate 111. When the sealing plate telescopic plate 111 slides, the compression spring 112 fixed on the inner wall will be squeezed and contracted, so as to ensure that the sealing plate telescopic plate 111 does not affect the sliding of the slider 109 when sliding. The end of the slider 109 is connected to an extrusion spring 113, and the extrusion spring 113 is fixed to the inner wall of the fixed long rod 110. During the sliding of the sealing plate telescopic plate 111, an extrusion force is applied to the extrusion spring 113. At this time, the extrusion spring 113 will contract, so that the sealing plate telescopic plate 111 has a sufficient moving distance. During the sliding of the sealing plate telescopic plate 111, the slot of the slider 109 will be sealed to prevent sludge or particulate matter in the wastewater from entering the slider 109 when it slides, causing blockage, thereby affecting the efficiency of wastewater treatment.

[0030] During the rotation of the rotating rod 107, a rotating round rod 202 is rotatably connected to the surface of the rotating rod 107, and a roller 203 is arranged at the end of the rotating round rod 202, wherein a circular groove 205 is opened on the inner wall of the shell 101, and when the rotating rod 107 is rotated, the rotating round rod 202 will be driven to rotate, and when the rotating round rod 202 rotates, the roller 203 connected to the end will be driven to move, and at this time the roller 203 will slide on the circular groove 205, and during this process, the rotating round rod 202 will rotate, and the orifice plate 204 arranged on the surface of the rotating round rod 202 will rotate, wherein, during the process of stirring the wastewater, the required reaction powder is discharged into the wastewater from the reactant feeding port 103, and when the orifice plate 204 rotates, the reaction powder floating on the wastewater will be stirred, so that the reaction powder can fully react and perform acid removal work, and in the above-mentioned components, the reaction powder is stirred to improve the efficiency of acid removal of acid-containing wastewater.

[0031] When the fixed sliding column 108 rotates, the L-shaped cylinder 301 connected to the surface will rotate together, and the rotating cylinder 302 connected to the L-shaped cylinder 301 will rotate. The fan blades 303 arranged on the surface of the rotating cylinder 302 will rotate due to the force of the wastewater during the rotation process. The fan blades 303 will drive the fan blades 303 to rotate during their own rotation. During the rotation of the fan blades 303, the buffer column 304 fixed on the surface of the fan blades 303 will contact the telescopic scraper 307, and the telescopic scraper 307 will drive the rotating ring 306 to rotate. The telescopic scraper 307 will process the sludge and particulate matter deposited at the bottom of the shell 101 to avoid clogging the water outlet 105. In the above-mentioned components, the sludge and other impurities deposited at the bottom are stirred to avoid the situation where the sludge blocks the water outlet 105, affecting the discharge efficiency of the neutralized wastewater.

[0032] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A device for treating acidic wastewater in a coal-to-ethylene glycol production process, comprising a scraping component (1), the scraping component (1) further comprising a servo motor (106), the output end of the servo motor (106) being fixedly connected to a rotating rod (107), the surface of the rotating rod (107) being fixedly connected to a fixed sliding column (108), characterized in that: Also includes; A mixing component (2), the mixing component (2) further comprising a rotating round rod (202) rotatably connected to the inner wall of the water delivery port (104), and a roller (203) being fixedly connected to one end of the rotating round rod (202) away from the rotating rod (107); The processing component (3) further comprises an L-shaped cylinder (301) fixed on the surface of the fixed sliding column (108), and one end of the L-shaped cylinder (301) away from the fixed sliding column (108) is rotatably connected to a rotating cylinder (302).

2. The device for treating acidic wastewater in the coal-to-ethylene glycol production process according to claim 1, characterized in that: The scraping component (1) further comprises a housing (101) fixedly connected to the surface of the servo motor (106); a support column (102) is fixedly connected to the bottom of the housing (101); a reactant feed port (103) is fixedly connected to the top of the housing (101); and a water feed port (104) is fixedly connected to the surface of the housing (101).

3. The device for treating acidic wastewater in the production process of coal-to-ethylene glycol according to claim 2, characterized in that: The scraping component (1) further comprises a water outlet (105) fixedly connected to the bottom of the outer shell (101), and the inner wall of the outer shell (101) is fixedly connected to the surface of the rotating rod (107); Wherein, a valve (14) is provided on the surface of the water supply port (104), and a valve (14) is provided on the surface of the water outlet (105).

4. The device for treating acidic wastewater in the coal-to-ethylene glycol production process according to claim 3, characterized in that: The scraping component (1) further comprises a sliding block (109) slidably connected to the inner wall of the fixed sliding column (108); a fixed long rod (110) is fixedly connected to the surface of the sliding block (109); an end of the fixed long rod (110) away from the sliding block (109) is fixedly connected to a cleaning rod (114); an L-shaped cleaning rod (115) is fixedly connected to the top of the cleaning rod (114); and a counterweight plate (116) is fixedly connected to the surface of the cleaning rod (114).

5. The device for treating acidic wastewater in the coal-to-ethylene glycol production process according to claim 4, characterized in that: The scraping component (1) further comprises an extrusion spring (113) fixedly connected to the inner wall of the fixed sliding column (108); one end of the extrusion spring (113) away from the fixed sliding column (108) is fixedly connected to the surface of the sealing plate telescopic plate (111); the inner wall of the sealing plate telescopic plate (111) is fixedly connected to a compression spring (112); one end of the sealing plate telescopic plate (111) away from the extrusion spring (113) is fixedly connected to the surface of the sliding block (109); the surface of the sealing plate telescopic plate (111) is slidably connected to the inner wall of the fixed sliding column (108); and the inner wall of the fixed sliding column (108) is fixedly connected to a restoring spring (18).

6. The device for treating acidic wastewater in the coal-to-ethylene glycol production process according to claim 5, characterized in that: The mixing component (2) further comprises a sealing ring (201) slidably connected to the inner wall of the outer shell (101); a perforated plate (204) is fixedly connected to the surface of the rotating rod (202); a circular groove (205) is formed on the inner wall of the outer shell (101); and the inner wall of the sealing ring (201) is rotatably connected to the surface of the rotating rod (202).

7. The device for treating acidic wastewater in the coal-to-ethylene glycol production process according to claim 6, characterized in that: The processing component (3) further comprises a fan blade (303) fixedly connected to the surface of the rotating cylinder (302), a buffer column (304) being fixedly connected to the surface of the fan blade (303), the number of the fan blades (303) being set to six, and the six fan blades (303) being set in two groups and symmetrically arranged with the rotating rod (107) as the center.

8. The device for treating acidic wastewater in the coal-to-ethylene glycol production process according to claim 7, characterized in that: The processing component (3) further comprises a fixed cylinder (305) fixedly connected to the surface of the L-shaped cylinder (301), a rotating ring (306) rotatably connected to the surface of the fixed cylinder (305), a telescopic scraper (307) fixedly connected to the surface of the rotating ring (306), and a spring (308) fixedly connected to the inner wall of the telescopic scraper (307).

Images