A PE pipe expansion device
By designing a flaring device for PE pipes including a dust collecting cover, a fan and a rotating brush, the problem of dust adhesion before the flaring of PE pipes is solved, the occurrence of inferior products is avoided, and the filtering effect of the filter is maintained.
Patent Information
- Application Number
- CN202421287542.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-06
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-06-06
AI Technical Summary
Before heating the flaring device for existing PE pipes, dust and debris are easily attached to the inside and outside of the pipes, resulting in inferior products being formed after the flaring, and dust adhering to the filter surface is easily blocked, affecting the filtration effect.
A flaring device for PE pipes including a processing table, support plate, collection box, telescopic tube, dust collecting cover, fan, filter mesh, motor and rotating brush is designed. The dust on the surface of the pipe is removed through the cooperation of the fan and dust collecting cover, and the rotating brush is used to remove dust on the filter mesh.
It effectively avoids the fusion of dust and impurities with PE pipes, prevents the generation of inferior products, and maintains the filtering effect of the filter.
Smart Images
Figure CN222697905U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of expanding devices, in particular to an expanding device for PE pipes. Background Art
[0002] As an important part of chemical building materials, plastic pipes are widely accepted by users for their superior hygiene, environmental protection, low consumption and other advantages. At present, common plastic pipes mainly include UPVC drainage pipes, UPVC water supply pipes, aluminum-plastic composite pipes, polyethylene (PE) water supply pipes, polypropylene PPR hot water pipes.
[0003] In the existing PE pipe expanding device, dust and debris are easily attached to the inside and outside of the PE pipe before the PE pipe is expanded. If the PE pipe is directly heated and expanded, the dust and debris at the expanded position are easily fused with the PE pipe, resulting in inferior PE pipe after expansion. In addition, dust adheres to the surface of the filter screen, which is easy to clog the filter screen and affect the filtering effect of the filter screen. Therefore, a PE pipe expanding device is proposed to solve the above-mentioned problems. Utility Model Content
[0004] 1. Technical issues to be resolved
[0005] In view of the deficiencies in the prior art, the utility model provides a PE pipe expanding device, which has the advantages of dust removal before PE pipe expansion, avoiding the fusion of dust and impurities with the PE pipe to cause the PE pipe to be unqualified, and brushing the dust off the filter. It solves the problems that dust and impurities are easily attached to the inside and outside of the PE pipe, the inside of the PE pipe is fused with debris after expansion, resulting in unqualified quality, and the dust inside the filter affects the filtration.
[0006] (II) Technical solution
[0007] The utility model provides a technical solution to the above technical problems as follows: a flaring device for PE pipes, comprising a processing table, the inner bottom wall of the processing table is fixedly connected to a support plate, a heating hole is opened inside the support plate, the inner bottom wall of the processing table is fixedly connected to a collecting box, the rear side of the collecting box is fixedly connected to a telescopic tube, the top of the telescopic tube is fixedly connected to a dust collecting hood, the top of the collecting box is fixedly connected to a fan, the air inlet of the fan extends to the interior of the collecting box, a filter is arranged inside the collecting box, a first motor is fixedly connected to the inner side wall of the collecting box, the output shaft of the first motor is fixedly connected to a one-way threaded rod, the outer side of the one-way threaded rod is threadedly connected to a sliding shell, the interior of the sliding shell is rotatably connected to a rotating brush in contact with the filter, and the outer side of the sliding shell is fixedly connected to a second motor fixedly connected to the rotating brush.
[0008] The beneficial effects of the utility model are:
[0009] The PE pipe expanding device has the advantages of removing dust from the PE pipe before expanding the pipe, preventing dust and impurities from fusing with the PE pipe and causing the PE pipe to be unqualified, and brushing off the dust on the filter.
[0010] On the basis of the above technical solution, the present invention can also be improved as follows.
[0011] Furthermore, an electric push rod is fixedly connected to the right side of the support plate, an output shaft of the electric push rod is fixedly connected to a connection frame slidably connected to the support plate, and the interior of the connection frame is fixedly connected to the telescopic tube.
[0012] The beneficial effect of adopting the above further solution is to prevent the dust collecting hood from blocking the expansion of the PE pipe and to move the position of the dust collecting hood.
[0013] Furthermore, a first cylinder is fixedly connected to the interior of the support plate, and a heating plate extending to the interior of the heating hole is fixedly connected to the output shaft of the first cylinder.
[0014] Furthermore, a first hydraulic rod is fixedly connected to the inner left side wall of the processing table, the output shaft of the first hydraulic rod is fixedly connected to a fixed plate, the left side of the fixed plate is fixedly connected to a connecting rod, the outer side of the connecting rod is fixedly connected to a second cylinder, and the output shaft of the second cylinder is fixedly connected to a fixed plate.
[0015] Furthermore, a first gear is fixedly connected to the outer side of the connecting rod, a third motor is fixedly connected to the right side of the fixed plate, and an output shaft of the third motor is fixedly connected to a second gear meshing with the first gear.
[0016] The beneficial effect of adopting the above further solution is that it drives the PE pipe to rotate, so that the PE pipe is heated more evenly, thereby expanding the mouth more smoothly and being more conducive to subsequent expanding work.
[0017] Furthermore, a second hydraulic rod is fixedly connected to the inner right side wall of the processing table, and a pipe expansion member is fixedly connected to the output shaft of the second hydraulic rod. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the structure of the utility model;
[0019] Figure 2 This is an enlarged view of point A of the utility model;
[0020] Figure 3 This is a schematic diagram of the structure of the heating plate of the utility model;
[0021] Figure 4 This is a schematic diagram of the structure of the rotating brush of the utility model.
[0022] In the figure: 1. processing table; 2. support plate; 3. collection box; 4. telescopic tube; 5. dust hood; 6. fan; 7. filter; 8. first motor; 9. one-way threaded rod; 10. sliding shell; 11. rotating brush; 12. electric push rod; 13. connecting frame; 14. first cylinder; 15. heating plate; 16. first hydraulic rod; 17. fixed plate; 18. connecting rod; 19. second cylinder; 20. fixed plate; 21. first gear; 22. third motor; 23. second gear; 24. second hydraulic rod; 25. expansion piece; 26. second motor; 27. heating hole. DETAILED DESCRIPTION
[0023] 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.
[0024] In the embodiment, Figure 1-4 A flaring device for PE pipes is provided. The utility model comprises a processing table 1, the inner bottom wall of the processing table 1 is fixedly connected with a support plate 2, a heating hole 27 is opened inside the support plate 2, the inner bottom wall of the processing table 1 is fixedly connected with a collecting box 3, the rear side of the collecting box 3 is fixedly connected with a telescopic tube 4, the top of the telescopic tube 4 is fixedly connected with a dust collecting hood 5, the top of the collecting box 3 is fixedly connected with a fan 6, the air inlet of the fan 6 extends to the inside of the collecting box 3, a filter screen 7 is arranged inside the collecting box 3, a first motor 8 is fixedly connected with an inner side wall of the collecting box 3, the output shaft of the first motor 8 is fixedly connected with a one-way threaded rod 9, the outer side of the one-way threaded rod 9 is threadedly connected with a sliding shell 10, the interior of the sliding shell 10 is rotatably connected with a rotating brush 11 in contact with the filter screen 7, and the outer side of the sliding shell 10 is fixedly connected with a second motor 26 fixedly connected to the rotating brush 11.
[0025] Before the PE pipe is placed in the heating hole 27 for heating, the fan 6 is started, and the fan 6 enables the dust hood 5 to collect the dust inside and outside the PE pipe, so that the dust and debris enter the interior of the telescopic tube 4 through the dust hood 5, and enter the interior of the collecting box 3 through the telescopic tube 4, and fall on the lower side of the filter 7 and the surface of the filter 7. The second motor 26 is started, and the second motor 26 drives the rotating brush 11 to rotate, and the dust attached to the filter 7 is brushed off. The first motor 8 is started, and the first motor 8 drives the sliding shell 10 to slide, so that the sliding shell 10 drives the rotating brush 11 to slide, thereby brushing the dust inside and at the bottom of the filter 7 off the filter 7.
[0026] Specifically, refer to Figure 1 and Figure 3The right side of the support plate 2 is fixedly connected with an electric push rod 12 , the output shaft of the electric push rod 12 is fixedly connected with a connection frame 13 slidably connected with the support plate 2 , and the interior of the connection frame 13 is fixedly connected with the telescopic tube 4 .
[0027] In this embodiment, after the PE tube is placed inside the heating hole 27, the dust hood 5 absorbs the dust inside and outside the PE tube. After the absorption is completed, the electric push rod 12 is started, and the electric push rod 12 drives the connecting frame 13 to slide upward. The connecting frame 13 drives the dust hood 5 to move upward, and the telescopic tube 4 is stretched to prevent the dust hood 5 from blocking the expansion of the PE tube.
[0028] Specifically, refer to Figure 3 The first cylinder 14 is fixedly connected to the interior of the support plate 2 , and the output shaft of the first cylinder 14 is fixedly connected to a heating plate 15 extending to the interior of the heating hole 27 .
[0029] In this embodiment, after the PE pipe is vacuumed, the first cylinder 14 is started, and the first cylinder 14 drives the heating plate 15 to approach the outside of the PE pipe to heat the outside of the PE pipe, making it easier to expand the PE pipe.
[0030] Specifically, refer to Figure 1 A first hydraulic rod 16 is fixedly connected to the inner left side wall of the processing table 1, and the output shaft of the first hydraulic rod 16 is fixedly connected to a fixed plate 17. A connecting rod 18 is fixedly connected to the left side of the fixed plate 17. A second cylinder 19 is fixedly connected to the outer side of the connecting rod 18, and the output shaft of the second cylinder 19 is fixedly connected to a fixed plate 20.
[0031] In this embodiment, the PE pipe is sleeved on the outside of the fixed plate 20, and the second cylinder 19 is started. The second cylinder 19 drives the fixed plate 20 to move outward to support the inside of the PE pipe, and the first hydraulic rod 16 is started. The first hydraulic rod 16 drives the fixed plate 17 to slide to the right, and the fixed plate 17 drives the connecting rod 18 to move to the right. The connecting rod 18 drives the PE pipe to move to the right, so that the PE pipe extends into the interior of the heating hole 27 for heating.
[0032] Specifically, refer to Figure 2 A first gear 21 is fixedly connected to the outer side of the connecting rod 18 , a third motor 22 is fixedly connected to the right side of the fixed plate 17 , and an output shaft of the third motor 22 is fixedly connected to a second gear 23 meshing with the first gear 21 .
[0033] In this embodiment, when the PE pipe is located inside the heating hole 27, the third motor 22 is started, the third motor 22 drives the second gear 23 to rotate, the second gear 23 drives the first gear 21 to rotate, the first gear 21 drives the connecting rod 18 to rotate, the connecting rod 18 drives the second cylinder 19 to rotate, the second cylinder 19 drives the fixed plate 20 to rotate, and the fixed plate 20 drives the PE pipe to rotate, so that the outside of the PE pipe is evenly heated.
[0034] Specifically, refer to Figure 1 A second hydraulic rod 24 is fixedly connected to the right inner wall of the processing table 1 , and a pipe expansion member 25 is fixedly connected to the output shaft of the second hydraulic rod 24 .
[0035] In this embodiment, after the outer side of the PE pipe is heated, the second hydraulic rod 24 is started, and the second hydraulic rod 24 drives the pipe expander 25 to move leftward, and the pipe expander 25 expands the inside of the PE pipe.
[0036] Working principle:
[0037] First, place the PE tube on the outside of the fixing plate 20 for fixing, and extend the end of the PE tube away from the fixing plate 20 into the interior of the heating hole 27, and start the fan 6, which absorbs dust and debris inside and outside the PE tube, and the dust falls on the bottom of the filter 7;
[0038] Then: the rotating brush 11 rotates and slides to brush off the dust on the filter screen 7, the second gear 23 drives the PE pipe to rotate and make the heating more uniform, and the second hydraulic rod 24 drives the expansion piece 25 to approach the PE pipe and expand the heated PE pipe.
[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.
[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A PE pipe expansion device, comprising a processing table (1), characterized in that: The inner bottom wall of the processing table (1) is fixedly connected to a support plate (2), a heating hole (27) is provided inside the support plate (2), the inner bottom wall of the processing table (1) is fixedly connected to a collection box (3), the rear side of the collection box (3) is fixedly connected to a telescopic tube (4), the top of the telescopic tube (4) is fixedly connected to a dust collecting hood (5), the top of the collection box (3) is fixedly connected to a fan (6), the air inlet of the fan (6) extends to the interior of the collection box (3), and the collection box (3) is fixedly connected to a dust collecting hood (5). A filter screen (7) is arranged inside the collecting box (3); a first motor (8) is fixedly connected to the inner side wall of the collecting box (3); an output shaft of the first motor (8) is fixedly connected to a one-way threaded rod (9); the outer side of the one-way threaded rod (9) is threadedly connected to a sliding shell (10); the interior of the sliding shell (10) is rotatably connected to a rotating brush (11) in contact with the filter screen (7); and the outer side of the sliding shell (10) is fixedly connected to a second motor (26) fixedly connected to the rotating brush (11).
2. A PE pipe expansion device according to claim 1, characterized in that: An electric push rod (12) is fixedly connected to the right side of the support plate (2); an output shaft of the electric push rod (12) is fixedly connected to a connection frame (13) slidably connected to the support plate (2); and the interior of the connection frame (13) is fixedly connected to the telescopic tube (4).
3. The PE pipe expansion device according to claim 1, characterized in that: The support plate (2) is fixedly connected to the inside of a first cylinder (14), and the output shaft of the first cylinder (14) is fixedly connected to a heating plate (15) extending to the inside of the heating hole (27).
4. The PE pipe expansion device according to claim 1, characterized in that: A first hydraulic rod (16) is fixedly connected to the inner left side wall of the processing table (1); an output shaft of the first hydraulic rod (16) is fixedly connected to a fixed plate (17); a connecting rod (18) is fixedly connected to the left side of the fixed plate (17); a second cylinder (19) is fixedly connected to the outer side of the connecting rod (18); and an output shaft of the second cylinder (19) is fixedly connected to a fixed plate (20).
5. A PE pipe expansion device according to claim 4, characterized in that: A first gear (21) is fixedly connected to the outer side of the connecting rod (18), a third motor (22) is fixedly connected to the right side of the fixed plate (17), and an output shaft of the third motor (22) is fixedly connected to a second gear (23) meshing with the first gear (21).
6. The PE pipe expansion device according to claim 1, characterized in that: A second hydraulic rod (24) is fixedly connected to the right inner wall of the processing table (1), and a pipe expansion member (25) is fixedly connected to the output shaft of the second hydraulic rod (24).