Automatic cleaning device for MVR (Mechanical Vapor Recompression) evaporation equipment

Abstract

The utility model discloses an automatic cleaning device for MVR (mechanical vapor recompression) evaporation equipment, which belongs to the technical field of MVR evaporation equipment and comprises an evaporator body, two fixing cylinders are fixedly connected to the top of the evaporator body, a stepping motor is fixedly connected to the top of one fixing cylinder, and the output end of the stepping motor rotatably penetrates through the fixing cylinders. A threaded rod is fixedly connected; the device has the beneficial effects that the stepping motor and the rotating motor are arranged, the stepping motor and the rotating motor operate, a threaded rod can rotate through operation of the stepping motor, an annular block can be driven to move downwards through limiting of a fixed cylinder and a sliding cylinder, then the rotating motor operates, a bevel gear can rotate, and through a conical gear ring, the threaded rod can be driven to rotate; and an annular rotating block, a scraping plate and a scraping strip can be driven to rotate, dirt on the inner wall of the device can be cleaned through rotating downward movement of the scraping strip and the scraping plate, and therefore people can conveniently and comprehensively clean the inner wall of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of MVR evaporation equipment, and more specifically, it relates to an automatic cleaning device for MVR evaporation equipment. Background Technique

[0002] MVR is the abbreviation of steam mechanical recompression technology. The industrial wastewater MVR evaporator recompresses the hot steam generated during the evaporation process through mechanical means, improves the cleanliness and enthalpy of the hot steam, and after reaching a certain temperature rise, uses it as a steam heat source again to heat the wastewater, so as to achieve the purpose of energy conservation and environmental protection.

[0003] After the MVR evaporator is used for a long time, impurities will accumulate inside. Therefore, the device needs to be cleaned regularly. However, some existing cleaning devices cannot clean the inner wall of the device comprehensively when in use, and it is not convenient to directly spray the cleaning liquid or clean water onto the inner wall of the evaporator with dirt, resulting in a poor cleaning effect. Therefore, in view of the above problems, an automatic cleaning device for MVR evaporation equipment is specifically proposed. Content of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] Aiming at the deficiencies of the existing technology, the purpose of the utility model is to provide an automatic cleaning device for MVR evaporation equipment, which has a variety of cleaning structures, is convenient for people to conduct a more comprehensive cleaning, and is convenient for people to directly spray the cleaning liquid or clean water onto the inner wall of the device.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the utility model provides an automatic cleaning device for an MVR evaporation device, which includes an evaporator body. Two fixed cylinders are fixedly connected to the top of the evaporator body. A stepping motor is fixedly connected to the top of one of the fixed cylinders. The output end of the stepping motor rotates through the fixed cylinder and is fixedly connected with a threaded rod. A threaded cylinder is threadedly connected to the surface of the threaded rod. A limiting block is slidably connected inside the other fixed cylinder. A sliding cylinder is fixedly connected to the bottom of the limiting block. The bottoms of the threaded cylinder and the sliding cylinder both slide through the fixed cylinder and are fixedly connected with an annular block. An annular groove is formed inside the annular block. A motor groove is formed on the inner side surface of the annular groove. An annular rotating block is slidably connected inside the annular block. A rotating motor is fixedly connected to the inner side surface of the motor groove. The output end of the rotating motor is fixedly connected with a bevel gear. A conical tooth ring is fixedly connected to the surface of the annular rotating block. The bevel gear meshes with the conical tooth ring. A scraping strip and a fixed frame are fixedly connected to the bottom of the annular rotating block. A scraping plate is fixedly connected between the scraping strip and the fixed frame. A contraction groove is formed inside the fixed frame. A connecting spring is fixedly connected to the inner side surface of the contraction groove. One end of the connecting spring is fixedly connected with an annular plate. A cleaning brush is fixedly connected to the side surface of the annular plate.

[0008] When using the automatic cleaning device for the MVR evaporation device of this technical solution, by setting the stepping motor and the rotating motor, when the stepping motor and the rotating motor operate, the stepping motor operates, which can make the threaded rod rotate. Limited by one fixed cylinder and the sliding cylinder, it can drive the annular block to move downward. Then the rotating motor operates, which can make the bevel gear rotate. Through the conical tooth ring, it can drive the annular rotating block, the scraping plate and the scraping strip to rotate. Through the rotating and downward movement of the scraping strip and the scraping plate, the dirt on the inner wall of the device can be cleaned, so as to facilitate people to clean the inner wall of the device more comprehensively.

[0009] Further, a pipe groove is formed inside the sliding cylinder. A rotary joint is fixedly connected to the inner top end of one of the fixed cylinders. A liquid inlet pipe is fixedly connected to the input end of the rotary joint.

[0010] Further, a contraction water pipe is fixedly connected to the output end of the rotary joint. The contraction water pipe is located inside the pipe groove.

[0011] Further, a contraction water pipe is fixedly connected to the output end of the rotary joint. The contraction water pipe is located inside the pipe groove.

[0012] Further, a plurality of annular grooves are formed on the surface of the annular rotating block and the inner side surface of the annular groove.

[0013] Further, a plurality of balls are rotatably connected inside the annular groove.

[0014] (3) Beneficial effects

[0015] In summary, the utility model has the following beneficial effects:

[0016] 1. For the automatic cleaning device of the MVR evaporation equipment, by setting the stepping motor and the rotating motor, when the stepping motor and the rotating motor operate, the stepping motor operates, which can make the threaded rod rotate. Limited by a fixed cylinder and a sliding cylinder, it can drive the annular block to move downward. Then, when the rotating motor operates, it can make the bevel gear rotate. Through the conical tooth ring, it can drive the annular rotating block, the scraping plate and the scraping strip to rotate. Through the rotating and downward movement of the scraping strip and the scraping plate, the dirt on the inner wall of the device can be cleaned, thus facilitating people to clean the inner wall of the device more comprehensively;

[0017] 2. For the automatic cleaning device of the MVR evaporation equipment, by setting the cleaning brush, through the liquid inlet pipe, the rotary joint and the shrinkable water pipe, water or cleaning liquid can be poured into the annular pipe. Then, through the spray head, the water or cleaning liquid can be sprayed onto the inner wall of the device. Then, through the rotating and downward movement of the cleaning brush, combined with the water or cleaning liquid, the cleaning effect on the inner wall of the device can be further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for description in the specific embodiments or the prior art. Obviously, the drawings in the following description are only one embodiment of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0019] Figure 1 It is a schematic structural diagram of the front view of the present utility model;

[0020] Figure 2 It is a schematic structural diagram of the front view section of the present utility model;

[0021] Figure 3 It is a schematic structural diagram of the section of the fixed frame of the present utility model;

[0022] Figure 4 For Figure 2 It is an enlarged structural diagram of part A in;

[0023] Figure 5 For Figure 3 It is an enlarged structural diagram of part B in.

[0024] The reference signs in the drawings are:

[0025] 1. Evaporator body; 101. Fixed cylinder; 102. Stepper motor; 103. Threaded rod; 104. Threaded cylinder; 105. Sliding cylinder; 106. Limiting block; 107. Annular block; 108. Annular groove; 109. Motor groove; 1010. Annular groove; 1011. Annular rotating block; 1012. Rotary motor; 1013. Bevel gear; 1014. Conical gear ring; 1015. Ball; 1016. Scraping strip; 1017. Fixed frame; 1018. Scraper; 1019. Shrinkage groove; 1020. Connecting spring; 1021. Annular plate; 1022. Cleaning brush; 1023. Pipe groove; 1024. Rotary joint; 1025. Liquid inlet pipe; 1026. Shrinkable water pipe; 1027. Annular pipe; 1028. Sprinkler head. Detailed implementation mode

[0026] In order to make the technical means, creative features, achieved purposes and effects realized by the present utility model easy to understand, the technical solutions in the specific implementation modes of the present utility model are clearly and completely described below to further elaborate the present utility model. Obviously, the described specific implementation modes are only a part of the implementation modes of the present utility model, rather than all the styles. Embodiment

[0027] The following is combined with the attached Figures 1-5 A further detailed description of the present utility model is given.

[0028] Please refer to Figures 1-5, the present utility model provides a technical solution: an automatic cleaning device for an MVR evaporation device, including an evaporator body 1. At the top of the evaporator body 1, two fixed cylinders 101 are fixedly connected. At the top of one fixed cylinder 101, a stepping motor 102 is fixedly connected. The output end of the stepping motor 102 rotates through the fixed cylinder 101 and is fixedly connected with a threaded rod 103. A threaded cylinder 104 is threadedly connected to the surface of the threaded rod 103. Inside the other fixed cylinder 101, a limiting block 106 is slidably connected. At the bottom of the limiting block 106, a sliding cylinder 105 is fixedly connected. The bottoms of the threaded cylinder 104 and the sliding cylinder 105 both slide through the fixed cylinder 101 and are fixedly connected with an annular block 107. An annular groove 108 is formed inside the annular block 107. A motor groove 109 is formed on the inner side surface of the annular groove 108. An annular rotating block 1011 is slidably connected inside the annular block 107. A rotating motor 1012 is fixedly connected to the inner side surface of the motor groove 109. The output end of the rotating motor 1012 is fixedly connected with a bevel gear 1013. A conical tooth ring 1014 is fixedly connected to the surface of the annular rotating block 1011. The bevel gear 1013 meshes with the conical tooth ring 1014. A scraping strip 1016 and a fixed frame 1017 are fixedly connected to the bottom of the annular rotating block 1011. A scraping plate 1018 is fixedly connected between the scraping strip 1016 and the fixed frame 1017. A contraction groove 1019 is formed inside the fixed frame 1017. A connecting spring 1020 is fixedly connected to the inner side surface of the contraction groove 1019. One end of the connecting spring 1020 is fixedly connected with an annular plate 1021. A cleaning brush 1022 is fixedly connected to the side surface of the annular plate 1021.

[0029] By adopting the above technical solution, by setting the stepping motor 102 and the rotating motor 1012, when the stepping motor 102 and the rotating motor 1012 operate, the stepping motor 102 operates, which can make the threaded rod 103 rotate. Limited by one fixed cylinder 101 and the sliding cylinder 105, it can drive the annular block 107 to move downward. Then the rotating motor 1012 operates, which can make the bevel gear 1013 rotate. Through the conical tooth ring 1014, it can drive the annular rotating block 1011, the scraping plate 1018 and the scraping strip 1016 to rotate. Through the rotating and downward movement of the scraping strip 1016 and the scraping plate 1018, the dirt on the inner wall of the device can be cleaned, thus facilitating people to clean the inner wall of the device more comprehensively.

[0030] Refer to Figure 2 and Figure 5, a pipe groove 1023 is provided inside the sliding cylinder 105. At the top end inside a fixed cylinder 101, a rotary joint 1024 is fixedly connected. The input end of the rotary joint 1024 is fixedly connected with a liquid inlet pipe 1025, and the output end of the rotary joint 1024 is fixedly connected with a shrinkable water pipe 1026. The shrinkable water pipe 1026 is located within the pipe groove 1023. An annular pipe 1027 is fixedly connected to the surface of the annular block 107. The output end of the shrinkable water pipe 1026 passes through the fixed cylinder 101 and is fixedly connected to the surface of the annular pipe 1027. A plurality of spray nozzles 1028 are fixedly connected to the surface of the annular pipe 1027.

[0031] By adopting the above technical solution, by setting the cleaning brush 1022, through the liquid inlet pipe 1025, the rotary joint 1024 and the shrinkable water pipe 1026, water or cleaning liquid can be filled into the annular pipe 1027, and then through the spray nozzles 1028, the water or cleaning liquid can be sprayed onto the inner wall of the device. Then, through the rotary downward movement of the cleaning brush 1022 and in cooperation with the water or cleaning liquid, the cleaning effect on the inner wall of the device can be further improved.

[0032] Refer to Figure 4 , a plurality of annular grooves 1010 are provided on the surface of the annular rotating block 1011 and the inner side surface of the annular groove 108. A plurality of balls 1015 are rotatably connected inside the annular grooves 1010.

[0033] The working principle of the present utility model is as follows:

[0034] When in use, when the inner wall of the device needs to be cleaned, the stepping motor 102 and the rotary motor 1012 operate. When the stepping motor 102 operates, the threaded rod 103 can be rotated. Limited by a fixed cylinder 101 and a sliding cylinder 105, the annular block 107 can be driven to move downward. Then, when the rotary motor 1012 operates, the bevel gear 1013 can be rotated. Through the bevel gear ring 1014, the annular rotating block 1011, the scraper 1018, the scraping strip 1016 and the fixed frame 1017 can be driven to rotate. Through the rotary downward movement of the scraping strip 1016 and the scraper 1018, the dirt on the inner wall of the device can be cleaned. At the same time, through the liquid inlet pipe 1025, the rotary joint 1024 and the shrinkable water pipe 1026, water or cleaning liquid can be filled into the annular pipe 1027, and then through the spray nozzles 1028, the water or cleaning liquid can be sprayed onto the inner wall of the device. Then, through the rotary downward movement of the cleaning brush 1022 and in cooperation with the water or cleaning liquid, the cleaning effect on the inner wall of the device can be improved, thus facilitating people to clean the inner wall of the device.

[0035] This specific embodiment is only an explanation of the present utility model, and it is not a limitation to the present utility model. After reading this specification, those skilled in the art can make modifications without creative contributions to this embodiment as needed, but as long as it is within the scope of the claims of the present utility model, it is protected by the patent law.

Claims

1. An automatic cleaning device for MVR evaporation equipment, comprising an evaporator body (1), characterized in that: The top of the evaporator body (1) is fixedly connected to two fixed cylinders (101), one of the fixed cylinders (101) is fixedly connected to a stepper motor (102) at the top, the output end of the stepper motor (102) rotates through the fixed cylinder (101) and is fixedly connected to a threaded rod (103), the surface of the threaded rod (103) is threadedly connected to a threaded cylinder (104), the other fixed cylinder (101) is slidably connected to a limit block (106) inside, the limit block (106) is fixedly connected to a sliding cylinder (105) at the bottom, the threaded cylinder (104) and the sliding cylinder (105) both slide through the fixed cylinder (101) at the bottom, and are fixedly connected to an annular block (107), the annular block (107) is provided with an annular groove (108) inside, the inner side of the annular groove (108) is provided with a motor groove (109), and the annular block (107) is slidably connected to an annular rotating block (1011) inside. The motor groove (109) is fixedly connected to a rotating motor (1012) on its inner side, the rotating motor (1012) is fixedly connected to a bevel gear (1013) on its output end, the annular rotating block (1011) is fixedly connected to a conical gear ring (1014) on its surface, the bevel gear (1013) and the conical gear ring (1014) are meshed with each other, a scraper strip (1016) and a fixed frame (1017) are fixedly connected to the bottom of the annular rotating block (1011), a scraper plate (1018) is fixedly connected between the scraper strip (1016) and the fixed frame (1017), a contraction groove (1019) is provided inside the fixed frame (1017), a connecting spring (1020) is fixedly connected to the inner side of the contraction groove (1019), one end of the connecting spring (1020) is fixedly connected to an annular plate (1021), and a cleaning brush (1022) is fixedly connected to the side of the annular plate (1021).

2. The automatic cleaning device for MVR evaporation equipment according to claim 1, characterized in that: A pipe groove (1023) is provided inside the sliding cylinder (105), a rotating joint (1024) is fixedly connected to the top end inside the fixed cylinder (101), and a liquid inlet pipe (1025) is fixedly connected to the input end of the rotating joint (1024).

3. The automatic cleaning device for MVR evaporation equipment according to claim 2, characterized in that: The output end of the rotary joint (1024) is fixedly connected to a shrinkable water pipe (1026), and the shrinkable water pipe (1026) is located in the pipe groove (1023).

4. The automatic cleaning device for MVR evaporation equipment according to claim 3, characterized in that: An annular tube (1027) is fixedly connected to the surface of the annular block (107); the output end of the shrinkable water tube (1026) passes through the fixed cylinder (101) and is fixedly connected to the surface of the annular tube (1027); and a plurality of nozzles (1028) are fixedly connected to the surface of the annular tube (1027).

5. The automatic cleaning device for MVR evaporation equipment according to claim 1, characterized in that: A plurality of annular grooves (1010) are provided on the surface of the annular rotating block (1011) and the inner side surface of the annular groove (108).

6. The automatic cleaning device for MVR evaporation equipment according to claim 5, characterized in that: A plurality of balls (1015) are rotatably connected inside the annular groove (1010).

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