Trapping device with online cleaning function

Abstract

The trapping device with the on-line cleaning function comprises a device body and a top cover, the device body is in a hollow shape with the two ends open, a straight-barrel-shaped filter element is arranged in the device body, a cleaning gap is formed between the outer wall of the filter element and the inner wall of the device body, and the cleaning gap is communicated with the top cover. The top cover is installed at the opening end of the upper portion of the device body in a sealed mode, and the top cover is provided with a vacuum and reverse blowing opening assembly. A cleaning pipe is detachably installed on the top cover through a quick assembly, one end of the cleaning pipe is arranged outside the top cover, the other end of the cleaning pipe penetrates through the top cover and extends into the device body, and the end, located in the device body, of the cleaning pipe is connected with a cleaning ball. The cleaning pipe adopts a detachable structure, is convenient to disassemble and assemble, is beneficial to cleaning and sanitation, and is beneficial to processing and manufacturing.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering equipment, in particular to a collecting device with an online cleaning function for a filtering, washing and drying machine. Background Art

[0002] Filtering equipment refers to a device with filtering function, which obtains a purer medium by filtering out impurities in the medium. During the vacuum drying process of the filtering equipment, the dust in the material will move along the negative pressure pipeline under the action of the negative pressure generating device. In order to prevent the dust from being extracted, a collector is added to the negative pressure pipeline to collect the dust.

[0003] In order to realize the online cleaning of the capture device, the applicant applied online for a utility model patent for a capture device with online cleaning function (publication (announcement) number: CN202083202U), in which a cleaning rod (tubular structure) is installed in the middle of the top cover, one end of the cleaning rod is located outside the top cover, and the other end passes through the top cover and extends into the tank body. The end of the cleaning rod located inside the tank body is also provided with a rotating spray ball that is connected to the cleaning rod. However, since the cleaning rod is not removable, it needs to be disassembled together with the top cover for cleaning, which is very inconvenient. Utility Model Content

[0004] The utility model aims to provide a collection device with an online cleaning function. The cleaning pipe of the utility model adopts a detachable structure, which is not only convenient for disassembly and assembly, conducive to cleaning and sanitation, but also conducive to processing and manufacturing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a collection device with an online cleaning function, comprising a device body and a top cover, the device body is hollow and open at both ends, a straight cylindrical filter element is arranged in the device body, a cleaning gap is arranged between the outer wall of the filter element and the inner wall of the device body, the top cover is sealingly installed at the open end of the upper part of the device body, and a vacuum and back-blowing port assembly is arranged on the top cover; a cleaning pipe is detachably installed on the top cover through a quick-release assembly, one end of the cleaning pipe is arranged outside the top cover, and the other end of the cleaning pipe passes through the top cover and extends into the device body, and a cleaning ball is connected to the end of the cleaning pipe located in the device body.

[0006] By adopting the above technical solution, the cleaning pipe is detachably installed on the top cover through the quick-install assembly. Compared with the fixed installation method of the cleaning pipe in the prior art, it is more conducive to cleaning and processing due to its detachable feature.

[0007] The utility model is further configured such that the quick-release assembly includes a clamp, the top cover is provided with a connecting tube extending upward, the upper end of the connecting tube is provided with a connecting flange extending toward the periphery, the outer wall of the cleaning tube is provided with a connecting plate extending toward the periphery, and the clamp clamps the connecting flange and the connecting plate together.

[0008] By adopting the above technical solution, the connection between the cleaning pipe and the top cover is achieved by adopting a clamp locking method, the connection structure is simple and reliable, and disassembly and assembly are very convenient.

[0009] The utility model is further configured such that a first conical surface is provided at the lower end of the connecting flange, and a second conical surface is provided at the outer edge of the upper end of the connecting plate. The position of the connecting flange corresponding to the first conical surface and the position of the connecting plate corresponding to the second conical surface are combined to form an annular clamping structure which is small on the outside and large on the inside. An annular clamping groove which is adapted to the shape of the annular clamping structure is provided on the inner side of the clamp.

[0010] By adopting the above technical solution and the conical matching structure, a locking effect can be achieved. The tighter the clamp is, the better the clamping effect between the connecting flange and the connecting plate is.

[0011] The utility model is further configured such that a floating gap is provided between the outer circumferential surface of the annular clamping structure and the inner circumferential surface of the annular clamping groove.

[0012] By adopting the above technical solution, the floating gap provides a deformation margin for the clamp, ensuring that the clamp can fit closely with the annular clamping structure when tightened.

[0013] The utility model is further configured that a sealing member is sandwiched between the connecting flange and the connecting plate.

[0014] By adopting the above technical solution, the sealing between the connecting flange and the connecting plate can be ensured, and leakage of the internal structure from the gap between the two can be avoided.

[0015] The utility model is further configured such that a first annular convex portion and a second annular convex portion are respectively provided on both sides of the seal, and the orthographic projections of the first annular convex portion and the second annular convex portion on the horizontal plane coincide with each other, a first annular concave portion matching with the first annular convex portion is provided on the connecting flange, and a second annular concave portion matching with the second annular convex portion is provided on the connecting plate.

[0016] By adopting the above technical solution, irregular sealing surfaces are formed between the first annular protrusion and the first annular recess, and between the second annular protrusion and the second annular recess, thereby further improving the sealing performance between the connecting flange and the connecting plate.

[0017] The utility model is further configured that a through hole is provided in the middle of the connecting plate, the cleaning pipe is passed through the through hole, and the connecting plate is welded to the cleaning pipe at a position corresponding to the through hole.

[0018] By adopting the above technical solution, the processing is convenient and the connection structure is stable and reliable.

[0019] The utility model is further configured that the top cover is provided with a mounting opening, the bottom end of the connecting pipe is welded on the mounting opening, and the bottom end of the connecting pipe is flush with the position of the mounting opening corresponding to the inner wall of the top cover.

[0020] By adopting the above technical solution, the processing is convenient and the connection structure is stable and reliable.

[0021] The utility model is further configured such that a plurality of flushing holes are evenly distributed at the position of the cleaning pipe located inside the top cover.

[0022] By adopting the above technical solution, the medium is sprayed out from the flushing hole to clean the inner wall of the top cover.

[0023] The utility model is further configured such that a cleaning channel connected to the top of the cleaning gap is provided through the device body, the inner end cross-section of the cleaning channel is in a trumpet shape, and a retaining ring is welded to the inner end of the cleaning channel, and a cleaning outlet is provided between the inner and outer sides of the retaining ring and the inner wall of the cleaning channel.

[0024] By adopting the above technical solution, the medium is introduced into the cleaning channel, and the inner wall of the device body and the outer wall of the filter element can be cleaned online. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A three-dimensional diagram of the utility model as a whole;

[0026] Figure 2 This is a schematic diagram of the installation structure of the flushing pipe of the utility model;

[0027] Figure 3 This is a schematic diagram of the structure of the flushing pipe of the utility model;

[0028] Figure 4 It is a schematic diagram of the installation structure of the plugging ring of the utility model.

[0029] In the figure: 1. device body; 2. top cover; 3. filter element; 4. cleaning gap; 5. vacuum and back-blowing port assembly; 6. quick-release assembly; 7. cleaning pipe; 8. cleaning ball; 9. clamp; 10. connecting pipe; 11. connecting flange; 12. connecting plate; 13. first conical surface; 14. second conical surface; 15. annular clamping groove; 16. floating gap; 17. sealing element; 18. first annular protrusion; 19. second annular protrusion; 20. first annular recess; 21. second annular recess; 22. through hole; 23. installation port; 24. flushing hole; 25. cleaning channel; 26. retaining ring; 27. cleaning outlet. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Example: As shown in the attached Figures 1 to 4 The capture device with online cleaning function shown in the figure comprises a device body 1 and a top cover 2, the device body 1 is hollow with two ends open, a straight cylindrical filter element 3 is arranged in the device body 1, a cleaning gap 4 is arranged between the outer wall of the filter element 3 and the inner wall of the device body 1, the top cover 2 is sealingly installed at the open end of the upper part of the device body 1, a vacuum and back-blowing port assembly 5 is arranged on the top cover 2, that is, the top cover 2 has a vacuum port and a back-blowing port, and the two share a channel, and the filter element 3 can be back-blown regularly through the back-blowing port to prevent the filter element 3 from being blocked and to regenerate the filter element 3; a cleaning pipe 7 is detachably installed on the top cover 2 through a quick-install assembly 6, one end of the cleaning pipe 7 is arranged outside the top cover 2, and the other end of the cleaning pipe 7 passes through the top cover 2 and extends into the device body 1, and the end of the cleaning pipe 7 located in the device body 1 is connected to a cleaning ball 8, and the cleaning ball can clean the inner wall of the device body 1 and the inner wall of the filter element 3. The cleaning pipe 7 is detachably mounted on the top cover 2 via the quick-install assembly 6. Compared with the fixed installation method of the cleaning pipe 7 in the prior art, the detachable feature of the cleaning pipe 7 is more conducive to cleaning, hygiene and processing.

[0032] As attached Figure 1 and attached Figure 2 As shown, the quick-install assembly 6 includes a clamp 9, a connecting pipe 10 extending upward is provided on the top cover 2, a connecting flange 11 extending toward the periphery is provided at the upper end of the connecting pipe 10, a connecting plate 12 extending toward the periphery is provided on the outer wall of the cleaning pipe 7, and the clamp 9 clamps the connecting flange 11 and the connecting plate 12 together. The connection between the cleaning pipe 7 and the top cover 2 is achieved by locking the clamp 9, the connection structure is simple and reliable, and the disassembly and assembly are very convenient.

[0033] As attached Figure 2 As shown, the lower end of the connecting flange 11 is provided with a first conical surface 13, and the outer edge of the upper end of the connecting plate 12 is provided with a second conical surface 14. The position of the connecting flange 11 corresponding to the first conical surface 13 and the position of the connecting plate 12 corresponding to the second conical surface 14 are combined to form an annular clamping structure that is small outside and large inside. The inner side of the clamp 9 is provided with an annular clamping groove 15 that matches the shape of the annular clamping structure. The conical matching structure can achieve a locking effect. The tighter the clamp 9 is, the better the compression effect of the connecting flange 11 and the connecting plate 12 is.

[0034] As attached Figure 2 As shown, a floating gap 16 is provided between the outer circumferential surface of the annular clamping structure and the inner circumferential surface of the annular clamping groove 15. The floating gap 16 provides a deformation margin for the clamp 9 to ensure that the clamp 9 can be closely matched with the annular clamping structure when tightened.

[0035] As attached Figure 2 As shown, a seal 17 is sandwiched between the connecting flange 11 and the connecting plate 12. The seal 17 can be a sealing gasket or a sealing ring, etc. This design can ensure the sealing between the connecting flange 11 and the connecting plate 12, and prevent the internal structure from leaking from the gap between the two.

[0036] As attached Figure 2 As shown, the first annular convex portion 18 and the second annular convex portion 19 are respectively provided on both sides of the sealing member 17, and the orthographic projections of the first annular convex portion 18 and the second annular convex portion 19 on the horizontal plane coincide with each other, the connecting flange 11 is provided with a first annular concave portion 20 matching with the first annular convex portion 18, and the connecting plate 12 is provided with a second annular concave portion 21 matching with the second annular convex portion 19. Irregular sealing surfaces are formed between the first annular convex portion 18 and the first annular concave portion 20, and between the second annular convex portion 19 and the second annular concave portion 21, which further improves the sealing performance between the connecting flange 11 and the connecting plate 12.

[0037] As attached Figure 2 As shown, a through hole 22 is provided in the middle of the connecting plate 12, the cleaning pipe 7 is passed through the through hole 22, and the connecting plate 12 is welded to the cleaning pipe 7 at a position corresponding to the through hole 22. This design is easy to process and the connection structure is stable and reliable.

[0038] As attached Figure 2 As shown, the top cover 2 is provided with a mounting opening 23, the bottom end of the connecting pipe 10 is welded on the mounting opening 23, and the bottom end of the connecting pipe 10 is flush with the position of the inner wall of the top cover 2 corresponding to the mounting opening 23, and the inner diameter of the mounting opening 23 is larger than the outer diameter of the cleaning pipe 7. This design is easy to process and the connection structure is stable and reliable.

[0039] As attached Figure 1 and attached Figure 3 As shown, the cleaning pipe 7 is located in the top cover 2 and is evenly distributed with a plurality of flushing holes 24. In this embodiment, the number of flushing holes 24 is three, and the three flushing holes 24 are distributed in a circumferential array on the cleaning pipe 7. The medium is sprayed out from the flushing holes 24 to clean the inner wall of the top cover 2.

[0040] As attached Figure 1 and attached Figure 4As shown, the cleaning channel 25 connected to the top of the cleaning gap 4 is provided through the body 1, the inner end cross section of the cleaning channel 25 is in a trumpet shape, and a retaining ring 26 is welded to the inner end of the cleaning channel 25, and a cleaning outlet 27 is provided between the inner and outer sides of the retaining ring 26 and the inner wall of the cleaning channel 25. The medium is introduced into the cleaning channel 25, and the inner wall of the body 1 and the outer wall of the filter element 3 can be cleaned online.

Claims

1. A collection device with an online cleaning function, comprising a device body (1) and a top cover (2), wherein the device body (1) is hollow and has openings at both ends, a straight-cylindrical filter element (3) is arranged in the device body (1), a cleaning gap (4) is arranged between the outer wall of the filter element (3) and the inner wall of the device body (1), the top cover (2) is sealingly mounted at the open end of the upper part of the device body (1), and a vacuum and back-blowing port assembly (5) is arranged on the top cover (2); the characteristics are: A cleaning tube (7) is detachably mounted on the top cover (2) via a quick-install assembly (6); one end of the cleaning tube (7) is arranged outside the top cover (2); the other end of the cleaning tube (7) passes through the top cover (2) and extends into the device body (1); and one end of the cleaning tube (7) located in the device body (1) is connected to a cleaning ball (8); the quick-install assembly (6) comprises a clamp (9); a connecting tube (10) extending upward is provided on the top cover (2); a connecting flange (11) extending toward the periphery is provided at the upper end of the connecting tube (10); a connecting plate (12) extending toward the periphery is provided on the outer wall of the cleaning tube (7); the clamp (9) clamps the connecting flange (11) and the connecting plate (12) together.

2. The capture device with online cleaning function according to claim 1, characterized in that: The lower end of the connecting flange (11) is provided with a first conical surface (13), and the outer edge of the upper end of the connecting plate (12) is provided with a second conical surface (14). The position of the connecting flange (11) corresponding to the first conical surface (13) and the position of the connecting plate (12) corresponding to the second conical surface (14) are combined to form an annular clamping structure that is small on the outside and large on the inside. The inner side of the clamp (9) is provided with an annular clamping groove (15) that matches the shape of the annular clamping structure.

3. The capture device with online cleaning function according to claim 2 is characterized in that: A floating gap (16) is provided between the outer circumferential surface of the annular clamping structure and the inner circumferential surface of the annular clamping groove (15).

4. The capture device with online cleaning function according to claim 1, characterized in that: A sealing member (17) is sandwiched between the connecting flange (11) and the connecting plate (12).

5. The capture device with online cleaning function according to claim 4 is characterized in that: A first annular convex portion (18) and a second annular convex portion (19) are respectively provided on both sides of the sealing member (17), and the orthographic projections of the first annular convex portion (18) and the second annular convex portion (19) on a horizontal plane coincide with each other; a first annular concave portion (20) matching with the first annular convex portion (18) is provided on the connecting flange (11), and a second annular concave portion (21) matching with the second annular convex portion (19) is provided on the connecting plate (12).

6. The capture device with online cleaning function according to claim 1, characterized in that: A through hole (22) is provided in the middle of the connecting plate (12), the cleaning pipe (7) is passed through the through hole (22), and the connecting plate (12) is welded to the cleaning pipe (7) at a position corresponding to the through hole (22).

7. The capture device with online cleaning function according to claim 6, characterized in that: The top cover (2) is provided with a mounting opening (23), the bottom end of the connecting pipe (10) is welded to the mounting opening (23), and the bottom end of the connecting pipe (10) is flush with the position of the inner wall of the top cover (2) corresponding to the mounting opening (23).

8. The capture device with online cleaning function according to claim 1, characterized in that: The cleaning pipe (7) is located inside the top cover (2) and is evenly distributed with a plurality of flushing holes (24).

9. The capture device with online cleaning function according to claim 1, characterized in that: A cleaning channel (25) is provided through the device body (1) and is connected to the top of the cleaning gap (4); the inner end cross section of the cleaning channel (25) is in a trumpet shape, and a retaining ring (26) is welded to the inner end of the cleaning channel (25); a cleaning outlet (27) is provided between the inner and outer sides of the retaining ring (26) and the inner wall of the cleaning channel (25).

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