A waste gas filtering device for a plastic particle granulator

Abstract

The application provides a waste gas filtering device for a plastic particle granulator, which comprises a mounting shell structure and a cleaning structure, the mounting shell structure comprises a shell body, a heating copper pipe is arranged at the bottom of the inner wall of the shell body, a blowing groove is formed in the side of the bottom of the shell body close to the heating copper pipe, and the heating copper pipe is connected with an auxiliary pipe. The mounting shell structure and the cleaning structure can quickly desorb impurities in the zeolite in the filter plate, air outside the shell body is heated by the heating copper pipe and then blown into the filter plates, after the filter plates enter the bottom of the shell body, the second through groove is combined with the first through groove, so that the heated air can clean the debris on the surface of the filter plates and is discharged through the second through groove, the first through groove and the connecting pipe, and the filter plates are cooled when entering the blowing groove, and the air blown out in the above manner can clean the filter plates again.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of waste gas filtration, and particularly relates to a waste gas filtration equipment for a plastic particle granulator. BACKGROUND

[0002] The zeolite runner is an adsorption concentration equipment, which utilizes the advantages of high adsorption efficiency and fast desorption to concentrate high-wind low-concentration organic waste gas into low-wind high-concentration organic waste gas, so as to reduce equipment investment cost and operation cost, and realize economic and effective organic waste gas treatment.

[0003] A large amount of waste gas is generated in the production process of plastic particles through the granulator, mainly including benzene series organic waste gas such as benzene, toluene and xylene, acetone and methyl ethyl ketone organic waste gas, ethyl acetate waste gas, oil mist organic waste gas, furfural organic waste gas, styrene, acrylic acid organic waste gas, resin organic waste gas, additive organic waste gas, paint mist and Tianna water organic waste gas, etc.

[0004] The waste gas generated in the production process of plastic particles is treated through the waste gas filtration equipment, wherein the waste gas treatment device is composed of multiple groups of waste gas treatment devices, and the zeolite runner is mainly used for adsorbing large particles and the like in the waste gas, and concentrating the waste gas from high-wind low-concentration into low-wind high-concentration organic waste gas.

[0005] When the waste gas generated by the plastic particles enters the inside of the zeolite runner, the surface of the zeolite needs to be cleaned after the zeolite adsorbs a large amount of impurities, but the impurities cleaned still stay in the inside of the zeolite runner, and the inside residual impurities can be cleaned only by opening the zeolite runner regularly. SUMMARY

[0006] 1. Objectives of the Invention:

[0007] In view of the above technical problems, the application provides a waste gas filtration equipment for a plastic particle granulator to solve the technical problems mentioned in the background.

[0008] 2. Technical solutions:

[0009] In order to achieve the above-mentioned purpose, the application provides a waste gas filtration equipment for a plastic particle granulator, which comprises a mounting shell structure and a cleaning structure, and the cleaning structure comprises a shell body, a heating copper pipe is arranged at the bottom of the inner wall of the shell body, a gas blowing groove is formed in the bottom of the shell body near the heating copper pipe, and the heating copper pipe is connected with an auxiliary pipe.

[0010] A sealing structure comprises a communication groove, the communication groove is arranged in the inside of the shell body, flow guide pipes are arranged at both ends of the communication groove, a mounting pipe is arranged at the top of the flow guide pipe, the mounting pipe is connected with a sealing strip, the sealing strip is arranged on the inner wall of the shell body, and the mounting pipe is connected with the top of the heating copper pipe.

[0011] The filter structure comprises a mounting shell and a filter plate, spring sheets are arranged between two adjacent mounting shells, a clamping strip is arranged at one end of the mounting shell, mounting rods are arranged on the inner sides of the two adjacent mounting shells, sliding rods are slidably connected to the two ends of the mounting shell, the sliding rods are connected to the inner walls of the mounting shell, connecting holes are arranged at the four corners of the filter plate, and the filter plate is clamped and connected with the mounting rods through the connecting holes.

[0012] Preferably, the top of the shell body is provided with a mounting plate, the top of the mounting plate is provided with a servo motor, and the output end of the servo motor is connected with the rotating frame.

[0013] Preferably, one side of the top of the shell body is provided with a sealing plate, one side of the sealing plate is provided with a positioning block, a first through groove is arranged in the inner side of the sealing plate, and a connecting pipe is arranged at the top of the sealing plate.

[0014] Preferably, two fan-shaped cavities are arranged in the sealing plate, and the sealing plate is attached to the shell body.

[0015] Preferably, the rotating structure comprises a rotating frame, the outer wall of the rotating frame is annularly arranged with clamping grooves and second through grooves, a clamping groove is arranged in the middle of two adjacent second through grooves, the outer wall of the rotating frame is provided with a side plate, and the top and bottom of the side plate are provided with support plates.

[0016] Preferably, the clamping grooves are clamped and connected with the clamping strips, and the second through grooves are located in the same cross section as the first through grooves.

[0017] Preferably, the cross section of the sealing strip is isosceles trapezoidal, and the top of the sealing strip is attached to the outer wall of the support plate.

[0018] Preferably, the cross-sectional area of the mounting shell is the same as the cross-sectional area of the fan-shaped cavity in the sealing plate, and the bottom of the sealing plate is attached to the top of the support plate.

[0019] Preferably, the number of filter plates is multiple, and the center lines of two adjacent filter plates are located in the same cross section as the air blowing grooves.

[0020] 3. Beneficial effects:

[0021] Compared with the prior art, the technical scheme provided by the application has the following beneficial effects:

[0022] The mounting shell structure and the cleaning structure are arranged, so that the impurities in the zeolite in the filter plate can be quickly desorbed, external air is blown into the filter plates after being heated by the heating copper pipe, and after the filter plates enter the bottom of the shell body, the second through groove is attached to the first through groove, so that the air after heating cleans the debris on the surface of the filter plate and is discharged through the second through groove, the first through groove and the connecting pipe, and the filter plates after being heated are cooled when entering the blowing groove, and the filter plates are secondarily cleaned by blowing out air in the above manner.

[0023] Part of the air after being heated enters the flow guide pipe through the mounting pipe, the flow guide pipe blows the air after being heated into the sealing strip, the sealing strip is expanded and attached to the support plate, and the sealing property of the zeolite runner device is improved.

[0024] When the filter plate needs to be replaced after being used for a long time, the two mounting shells are pushed inward, the mounting shells extrude the spring sheets, the distance between the two mounting shells is adjusted, and the filter structure is taken out from the rotating structure for quick replacement, without disassembling the entire zeolite runner device. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a perspective view of the present application.

[0026] Figure 2 It is a perspective view of the present application.

[0027] Figure 3 It is a perspective view of the present application.

[0028] Figure 4 It is a perspective view of the mounting shell structure and the cleaning structure of the present application.

[0029] Figure 5 It is a perspective view of the rotating structure of the present application.

[0030] Figure 6 It is a perspective view of the filter structure of the present application.

[0031] Figure 7 It is a perspective view of the present application. Figure 3 It is a partial enlarged view of A in the present application.

[0032] REFERENCE NUMERALS:

[0033] 1, installation shell structure and cleaning structure; 101, shell body; 102, mounting plate; 103, servo motor; 104, positioning block; 105, sealing plate; 106, first through slot; 107, connecting pipe; 108, blowing groove; 109, heating copper pipe; 110, auxiliary pipe; 2, sealing structure; 201, flow guide pipe; 202, mounting pipe; 203, sealing strip; 204, communication groove; 3, rotating structure; 301, rotating frame; 302, clamping groove; 303, second through slot; 304, side plate; 305, support plate; 4, filter structure; 401, mounting shell; 402, spring sheet; 403, clamping strip; 404, mounting rod; 405, sliding rod; 406, filter plate; 407, connecting hole. DETAILED DESCRIPTION

[0034] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise", "coaxial", "bottom", "one end", "top", "the other end", "one side", "front", "both ends", "both sides" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0035] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0036] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing", "provided with" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0037] Reference will now be made to the drawings wherein like numerals refer to like parts throughout the several views. The drawings are not necessarily to scale, the emphasis instead being placed upon the illustrative nature thereof; the dimensions of the drawings are merely intended to facilitate description. Elements in the figures are illustrated for simplicity and clarity and have not necessarily been drawn to scale. For purposes of explanation, specific configurations are described herein.

[0038] With reference to Figures 1-7 The utility model provides a kind of plastic particle granulator exhaust filter equipment shown, including installation shell structure and cleaning structure 1, it includes shell body 101, the bottom of the inner wall of shell body 101 is provided with heating copper pipe 109, shell body 101 bottom is close to the side of heating copper pipe 109 and is equipped with blowing groove 108, heating copper pipe 109 is connected with auxiliary pipe 110;

[0039] Sealing structure 2, it includes communication groove 204, communication groove 204 is opened in the inside of shell body 101, communication groove 204 both ends are provided with flow guide pipe 201, flow guide pipe 201 top is provided with mounting pipe 202, mounting pipe 202 is connected with sealing strip 203, sealing strip 203 is arranged on the inner wall of shell body 101, mounting pipe 202 is connected with the top of heating copper pipe 109;

[0040] Filter structure 4, it includes installation shell 401 and filter plate 406, two adjacent installation shell 401 are provided with spring sheet 402, installation shell 401 one end is provided with clamping strip 403, two adjacent installation shell 401 inner side is provided with mounting rod 404, installation shell 401 both ends are slidably connected with slide bar 405, slide bar 405 is connected with the inner wall of installation shell 401, filter plate 406 four corners are provided with connecting hole 407, filter plate 406 is clamped and connected with mounting rod 404 through connecting hole 407.

[0041] Further, in the above technical scheme, shell body 101 top is provided with mounting plate 102, mounting plate 102 top is provided with servo motor 103, the output end of servo motor 103 is connected with rotating frame 301, rotating structure 3 is driven by servo motor 103, so that filter structure 4 in rotating structure 3 can enter the inside of sealing plate 105 in turn.

[0042] Further, in the above technical scheme, one side of shell body 101 top is provided with sealing plate 105, one side of sealing plate 105 is provided with positioning block 104, first through groove 106 is opened in the inner side of sealing plate 105, connecting pipe 107 is provided on the top of sealing plate 105, two fan-shaped cavities are arranged in the inside of sealing plate 105, sealing plate 105 is attached with shell body 101, the two cavities in the inside of sealing plate 105 have heating desorption and cooling function respectively, and the impurities adsorbed in filter plate 406 are cleaned.

[0043] Further, in the above technical scheme, the rotating structure 3 comprises a rotating frame 301, the outer wall of the rotating frame 301 is annularly provided with a clamping groove 302 and a second through groove 303, the clamping groove 302 is arranged between two adjacent second through grooves 303, the outer wall of the rotating frame 301 is provided with a side plate 304, the top and bottom of the side plate 304 are provided with a support plate 305, when the second through groove 303 overlaps with the first through groove 106, the external air can be discharged through the first through groove 106, the second through groove 303 and the connecting pipe 107, so as to avoid that the debris on the surface of the filter plate 406 falls into the inside of the shell body 101.

[0044] Further, in the above technical scheme, the clamping groove 302 is connected with the clamping strip 403, the second through groove 303 is located in the same section as the first through groove 106, the clamping groove 302 and the clamping strip 403 are mutually attached, the filter structure 4 is clamped, the filter structure 4 is prevented from shaking in the inside of the rotating structure 3, a gap is avoided to be generated between the filter structure 4 and the rotating structure 3, and the exhaust gas is prevented from being directly introduced into the next exhaust gas treatment device without being filtered by the zeolite rotary device.

[0045] Further, in the above technical scheme, the cross section of the sealing strip 203 is set as an isosceles trapezoid, the top of the sealing strip 203 is attached to the outer wall of the support plate 305, a part of the air heated by the heated copper pipe 109 enters the inside of the sealing strip 203 through the mounting pipe 202, the sealing strip 203 is expanded, then the outer wall of the sealing strip 203 is attached to the outside of the support plate 305, the support plate 305 and the mounting shell structure and the cleaning structure 1 are sealed, and the sealing property of the zeolite rotary device is improved.

[0046] Further, in the above technical scheme, the cross section area of the mounting shell 401 is same as the cross section area of the fan-shaped cavity in the sealing plate 105, the bottom of the sealing plate 105 is attached to the top of the support plate 305, the top of the mounting shell 401 is attached to the bottom of the sealing plate 105 in the rotating process, and the air entering the inside of the sealing plate 105 can be prevented from leaking.

[0047] Further, in the above technical scheme, the number of the filter plates 406 is set as multiple, the center line of two adjacent filter plates 406 is located in the same cross section as the air blowing groove 108, the inside of the multiple filter plates 406 can be provided with different diameter washing holes, and the exhaust gas generated in the plastic particle production process can be filtered by the zeolite particles with different diameters.

[0048] The working principle of the present application is as follows:

[0049] The drawings of the present application are as follows: Figures 1-7, first one side of the zeolite runner device is connected with the plastic particle granulator through the pipeline, so that the waste gas generated during the production of the plastic particle granulator can enter the zeolite runner device at any time for filtering, when the waste gas in the plastic particle production process enters the shell body 101, the waste gas passes through the filter plate 406, the filter plate 406 adsorbs the impurities in the waste gas, and the servo motor 103 starts to drive the rotating frame 301 to rotate, then the rotating frame 301 drives the internal filter structure 4 to rotate, so that the filter structure 4 passes through the sealing plate 105 in turn, and then the waste gas passes through the externally arranged filter plate 406 and enters the subsequent waste gas treatment device;

[0050] When the filter structure 4 enters the first sector cavity in the sealing plate 105, the heater heats the copper pipe 109, the air pump draws air into the inside of the shell body 101, the air is heated by the heating copper pipe 109, then enters the inside of the filter plate 406, and the impurities in the inside of the filter plate 406 are cleaned, after the cleaning, the impurities are taken out of the shell body 101 by the air through the first through groove 106, the second through groove 303 and the connecting pipe 107, then the desorbed filter structure 4 enters the other side of the sealing plate 105, the air pump blows cold air into the inside of the filter plate 406, so as to clean the impurities attached to the inside of the filter plate 406 again, then the air continues to take out of the shell body 101 along the first through groove 106, the second through groove 303 and the connecting pipe 107, so as to avoid the impurities from accumulating in the inside of the shell body 101;

[0051] The air heated by the heating copper pipe 109 enters the inside of the flow guide pipe 201 through the mounting pipe 202, then the flow guide pipe 201 guides the air into the inside of the sealing strip 203, so that the sealing strip 203 expands, and then the sealing strip 203 is attached to the support plate 305 to seal the shell body 101;

[0052] When the filter plate 406 needs to be replaced after long-term use, the mounting shell 401 is pushed inward, the mounting shell 401 extrudes the spring sheet 402, then the sliding rod 405 slides on the outer wall of the mounting rod 404, the filter structure 4 is taken out from the inside of the rotating structure 3, then the mounting shell 401 on both sides of the spring sheet 402 is pulled outward, the mounting shell 401 moves outward, the sliding rod 405 is separated from the mounting rod 404, then the mounting rod 404 and the filter plate 406 arranged on the outer wall are taken out from the inside of the mounting shell 401 and installed in the unused filter plate 406 and reinstalled in the inside of the rotating structure 3.

[0053] The above-described embodiments only express some implementation manners of the present application, which are described in a more specific and detailed manner, but should not be understood as a limitation on the patent scope of the present application; it should be noted that, for ordinary skilled persons in the art, several modifications and improvements can be made without departing from the concept of the present application, which all belong to the protection scope of the present application; therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. An exhaust gas filtering apparatus for a plastic particle granulator, characterized by, Comprising The installation shell structure and cleaning structure (1) comprises a shell body (101), the bottom of the inner wall of the shell body (101) is provided with a heating copper pipe (109), one side of the bottom of the shell body (101) is provided with a blowing groove (108) near the heating copper pipe (109), and the heating copper pipe (109) is connected with an auxiliary pipe (110); The sealing structure (2) comprises a communication groove (204), the communication groove (204) is arranged in the inner wall of the shell body (101), the two ends of the communication groove (204) are provided with flow guide pipes (201), the top of the flow guide pipe (201) is provided with a mounting pipe (202), the mounting pipe (202) is connected with a sealing strip (203), the sealing strip (203) is arranged on the inner wall of the shell body (101), and the mounting pipe (202) is connected with the top of the heating copper pipe (109); The filter structure (4) comprises a mounting shell (401) and a filter plate (406), spring sheets (402) are arranged between two adjacent mounting shells (401), one end of the mounting shell (401) is provided with a clamping strip (403), the inner sides of the two adjacent mounting shells (401) are provided with mounting rods (404), sliding rods (405) are slidably connected to the two ends of the mounting shell (401), the sliding rod (405) is connected with the inner wall of the mounting shell (401), and the filter plate (406) is provided with connecting holes (407) at four corners.

2. The exhaust gas filtering apparatus for a plastic pellet granulator according to claim 1, characterized by: The top of the shell body (101) is provided with a mounting plate (102), the top of the mounting plate (102) is provided with a servo motor (103), and the output end of the servo motor (103) is connected with a rotating frame (301).

3. The exhaust gas filtering apparatus for a plastic pellet granulator according to claim 2, characterized by: One side of the top of the shell body (101) is provided with a sealing plate (105), one side of the sealing plate (105) is provided with a positioning block (104), the inner side of the sealing plate (105) is provided with a first through groove (106), and the top of the sealing plate (105) is provided with a connecting pipe (107).

4. The exhaust gas filtering apparatus for a plastic pellet granulator according to claim 3, characterized by: The sealing plate (105) is internally provided with two fan-shaped cavities, and the sealing plate (105) is attached to the shell body (101).

5. The exhaust gas filtering apparatus for a plastic pellet granulator according to claim 1, characterized by: The rotating structure (3) comprises a rotating frame (301), the outer wall of the rotating frame (301) is arranged in an annular array of clamping grooves (302) and second through grooves (303), the clamping grooves (302) are arranged between two adjacent second through grooves (303), the outer wall of the rotating frame (301) is provided with a side plate (304), and the top and bottom of the side plate (304) are provided with support plates (305).

6. The exhaust gas filtering apparatus for a plastic pellet granulator according to claim 5, characterized by: The clamping groove (302) is connected with the clamping strip (403), and the second through groove (303) is located in the same section as the first through groove (106).

7. The exhaust gas filtering apparatus for a plastic pellet granulator according to claim 1, characterized by: The cross section of the sealing strip (203) is arranged in an isosceles trapezoidal shape, and the top of the sealing strip (203) is attached to the outer wall of the support plate (305).

8. The exhaust gas filtering apparatus for a plastic pellet granulator according to claim 1, characterized by: The cross-sectional area of the mounting shell (401) is the same as that of the fan-shaped cavity in the sealing plate (105), and the bottom of the sealing plate (105) is attached to the top of the support plate (305).

9. The exhaust filter apparatus for a plastic pellet granulator according to claim 1, characterized by: The number of the filter plates (406) is set to be multiple, and the center lines of two adjacent filter plates (406) are located in the same cross section as the air blowing groove (108).

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