Flexible connection structure for feed opening of vibrating screen
The design of flexible rings and anti-fall structures solves the problems of material leakage and wear in the connection structure of the vibrating screen discharge port, achieves sealing and stability, and extends the service life.
Patent Information
- Application Number
- CN202422650952.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-31
- Publication Date
- 2025-10-10
- Estimated Expiration
- 2034-10-31
AI Technical Summary
The existing vibrating screen discharge port connection structure is prone to material leakage and pipe wear during powder or liquid transportation, causing environmental pollution and waste of resources.
The flexible ring and anti-fall structure design are adopted. The flexible ring is located below the discharge pipe and is sealed with the connecting pipe through the flexible ring to prevent material leakage. The anti-fall structure prevents the flexible ring from sliding down, thereby enhancing the connection stability.
Effectively prevent material leakage, reduce environmental pollution, extend the service life of flexible rings, and reduce the risk of wear.
Smart Images
Figure CN223424877U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to fluid blanking technical field especially is related to vibration sieve blanking port flexible connecting structure. BACKGROUND
[0002] In industrial production, the vibration sieve is often used to screen solid particles, and a distribution pipe is arranged below the blanking pipe of the general vibration sieve, the distribution pipe is connected with the conveying pipe below the blanking pipe of the vibration sieve through the lower end, and the small solid particles screened out are conveyed to the next process. Such connecting structure has the following defects: 1. when the material screened by the vibration sieve is powder or liquid, the powder and liquid can diffuse to the outside through the pipe body, causing the surrounding environment to be polluted; 2. due to the long-time vibration of the vibration sieve, the upper end of the distribution pipe and the conveying pipe is continuously rubbed along the mouth, and the conveying pipe along the mouth is easy to grind the distribution pipe, causing unnecessary waste.
[0003] Therefore, we design a vibration sieve blanking port flexible connecting structure to solve at least one of the above problems. CONTENT OF THE UTILITY MODEL
[0004] In order to overcome the defects in the background art, the utility model discloses a vibration sieve blanking port flexible connecting structure.
[0005] In order to achieve the above-mentioned purposes, the utility model adopts the following technical scheme:
[0006] The vibration sieve blanking port flexible connecting structure comprises a blanking pipe and a conveying pipe spaced below the blanking pipe, the upper end of the conveying pipe is sealingly connected with a connecting pipe, and the upper end of the connecting pipe is spacedly sleeved on the lower end of the blanking pipe; a flexible ring is arranged between the connecting pipe and the blanking pipe.
[0007] Preferably, the inner edge of the flexible ring is provided with an upward or downward extension, and the extension is sealingly sleeved on the pipe body of the blanking pipe.
[0008] Preferably, the connecting position between the blanking pipe and the inner edge of the flexible ring is provided with an anti-falling structure.
[0009] Preferably, the anti-falling structure comprises a limiting convex ring fixed to the pipe body of the blanking pipe below the inner edge of the flexible ring.
[0010] Preferably, the anti-falling structure comprises a first locking ring which is clamped to the inner edge of the flexible ring, so that the inner edge of the flexible ring is closely attached to the pipe body of the blanking pipe.
[0011] Preferably, the middle part of the flexible ring has an upward or downward protruding part.
[0012] Preferably, two concentric raised rings are provided at intervals on the outer edge of the flexible ring, and the two raised rings and the outer edge of the flexible ring form a snap-fitting groove that is snap-fitted to the upper end portion of the connecting pipe.
[0013] Preferably, the inner and outer edges of the upper end portion of the connecting pipe are both provided with arc chamfers.
[0014] Preferably, a side of the raised ring corresponding to the wall of the connecting pipe is provided with a ridge along its circumference, and a position limiting groove is provided on the wall of the connecting pipe corresponding to the ridge.
[0015] Preferably, a brake is further included on the outer edge of the flexible ring so that the outer edge of the flexible ring can closely fit the second locking ring of the pipe body at the upper end of the connecting pipe.
[0016] Due to the adoption of the above-mentioned technical solution, the utility model has the following beneficial effects:
[0017] 1. The connection pipe and the flexible ring are arranged so that the flexible ring is located above the lower end of the discharge pipe. Even if the flexible ring is damaged, there will be no large-scale leakage of materials.
[0018] 2. The setting of the anti-fall structure can effectively prevent the inner edge of the flexible ring from sliding down;
[0019] 3. The arrangement of the outer edge of the flexible ring and the second locking ring can effectively improve the stability of the connection between the outer edge of the flexible ring and the upper end of the connecting pipe;
[0020] 4. The setting of the raised part in the middle of the flexible ring prevents the flexible ring from being damaged due to over-stretching, thereby increasing the service life of the flexible ring. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 This is a schematic structural diagram of the first type of the utility model;
[0022] Figure 2 This is a schematic structural diagram of the second type of the utility model;
[0023] Figure 3 for Figure 2 Partially enlarged view of I in FIG;
[0024] Figure 4 This is a schematic diagram of the structure of the third type of the utility model;
[0025] Figure 5 for Figure 4 Partially enlarged view of II.
[0026] In the figure: 1. Feeding pipe; 2. Delivery pipe; 3. Connecting pipe; 31. Limiting slot; 4. Flexible ring; 41. Raised portion; 42. Raised ring; 43. Engaging groove; 44. Raised ridge; 45. Extension; 5. Anti-fall structure; 51. Limiting raised ring; 52. First locking ring; 6. Second locking ring. DETAILED DESCRIPTION
[0027] The present invention can be explained in detail through the following embodiments. The purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention. In the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "front", "back", "left", "right" and so on to indicate directions or positional relationships, they only correspond to the drawings of the present application and are for the convenience of describing the present invention; it should be understood that if there are terms such as "end", "side", "end part", "lateral", "transverse", "longitudinal" and so on to indicate directions or positional relationships, they only correspond to the length and width of the corresponding parts, that is, "end part" indicates the head and tail area of the corresponding part in the length direction, and "side part" indicates the head and tail area of the corresponding part in the width direction; this is for the convenience of describing the present invention and does not indicate or imply that the device or element referred to must have a specific direction.
[0028] Example 1, combined with the attached Figure 1 The soft connection structure of the discharge port of the vibrating screen includes a discharge pipe 1 and a conveying pipe 2 located below the discharge pipe 1. The upper end of the conveying pipe 2 is sealed with a connecting pipe 3, and the upper end of the connecting pipe 3 is spaced apart and sleeved on the lower end of the discharge pipe 1; a flexible ring 4 is provided between the connecting pipe 3 and the discharge pipe 1.
[0029] As needed, the flexible ring 4 can be made of rubber, silicone or flexible plastic, which is not specifically limited here.
[0030] If necessary, if the diameter of the connecting pipe 3 is larger than that of the delivery pipe 2, a tapered tapered section can be provided at the lower end of the connecting pipe 3, and the lower end of the tapered tapered section can be connected to the delivery pipe 2. If necessary, to facilitate maintenance, at least one of the connection between the tapered tapered section and the delivery pipe 2 and the connection between the delivery pipe 2 and the tapered tapered section can be detachable. Figure 1 1 shows a situation in which the conical tapered section is non-detachably connected to the delivery pipe 2 and the delivery pipe 2 is detachably connected to the conical tapered section.
[0031] Specifically, the inner edge of the flexible ring 4 is sealed and sleeved on the body of the feed pipe 1 , and the outer edge of the flexible ring 4 is sealed and connected to the upper end of the connecting pipe 3 .
[0032] In a possible embodiment, an annular cover is opened and closed at the upper end of the connecting tube 3 , and the outer edge of the flexible ring member 4 is pressed against the upper end of the connecting tube 3 through the annular cover.
[0033] Furthermore, the inner edge of the flexible ring 4 is provided with an upward or downward extension 45, and the extension 45 is sealed and sleeved on the tube body of the discharge tube 1; such a setting can enhance the strength of the inner edge of the flexible ring 4 and increase the sealing between the flexible ring 4 and the tube body of the discharge tube 1.
[0034] Example 2, combined with the attached Figure 2-5 , the vibrating screen discharge port soft connection structure, based on the embodiment one, the discharge pipe 1 and the flexible ring 4 inner edge connection is provided with an anti-fall structure 5.
[0035] In one possible embodiment, the anti-fall structure 5 includes a limiting protrusion 51 fixed to the tube body of the discharge pipe 1 and located below the inner edge of the flexible ring 4; that is, the limiting protrusion 51 can support the inner edge of the flexible ring 4 to prevent the inner edge of the flexible ring 4 from sliding down.
[0036] In one possible embodiment, the anti-fall structure 5 includes a first locking ring 52 that is braked on the inner edge of the flexible ring 4 so that the inner edge of the flexible ring 4 can fit tightly against the tube body of the feeding tube 1; in this embodiment, the inner edge of the flexible ring 4 has an upward extension 45, and the first locking ring 52 is braked on the outer periphery of the extension 45.
[0037] As needed, the first locking ring 52 may be a pipe clamp or a structure in which two C-shaped parts are connected in correspondence.
[0038] In this embodiment, the limiting protruding ring 51 and the first locking ring 52 can exist at the same time.
[0039] Example 3, combined with the attached Figure 1-5 , the soft connection structure of the discharge port of the vibrating screen, on the basis of embodiment 1, two concentric raised rings 42 are provided at intervals on the outer edge of the flexible ring 4, and the two raised rings 42 and the outer edge of the flexible ring 4 form a snapping groove 43 that is snapped into the upper end of the connecting pipe 3; in this way, the snapping groove 43 formed by the two raised rings 42 and the outer edge of the flexible ring 4 can be matched with the upper end of the connecting pipe 3 to achieve the connection between the outer edge of the flexible ring 4 and the upper end of the connecting pipe 3.
[0040] As needed, in order to prevent the outer edge of the flexible ring 4 from being damaged, the inner and outer edges of the upper end of the connecting pipe 3 are both provided with arc chamfers.
[0041] To prevent the outer edge of the flexible ring 4 from rising, in a possible embodiment, a ridge 44 is provided along its circumference on one side of the raised ring 42 corresponding to the wall of the connecting tube 3 , and a limiting groove 31 is provided on the wall of the connecting tube 3 corresponding to the ridge 44 .
[0042] In another possible embodiment, it also includes a second locking ring 6 that is engaged with the outer edge of the flexible ring 4 so that the outer edge of the flexible ring 4 can fit tightly against the tube body of the upper end of the connecting pipe 3. In this embodiment, the outer edge of the flexible ring 4 has a raised ring 42 that is downward and located on the periphery of the connecting pipe 3; the second locking ring 6 is engaged with the raised ring 42 so that the raised ring 42 fits tightly against the tube body of the connecting pipe 3.
[0043] Example 4, combined with the attached Figure 1-5 , the vibrating screen discharge port soft connection structure, based on any one of embodiments one to three, in order to prevent the flexible ring 4 from being over-stretched, the middle part of the flexible ring 4 has an upward or downward protrusion 41.
[0044] The parts of the present invention that are not described in detail are prior art. It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and it is intended that all changes that fall within the meaning and scope of equivalent elements are included in the present invention.
Claims
1. A flexible connection structure for a discharge port of a vibrating screen, comprising a discharge pipe (1) and a conveying pipe (2) spaced below the discharge pipe (1), characterized in that: The upper end of the delivery pipe (2) is sealedly connected to a connecting pipe (3), and the upper end of the connecting pipe (3) is sleeved on the lower end of the discharge pipe (1) at intervals; a flexible ring (4) is provided between the connecting pipe (3) and the discharge pipe (1).
2. The flexible connection structure for the discharge port of the vibrating screen according to claim 1, characterized in that: The inner edge of the flexible ring (4) is provided with an upward or downward extension (45), and the extension (45) sealing sleeve is provided on the body of the feed pipe (1).
3. The flexible connection structure of the discharge port of the vibrating screen according to claim 1, characterized in that: An anti-falling structure (5) is provided at the connection between the discharge pipe (1) and the inner edge of the flexible ring (4).
4. The flexible connection structure for the discharge port of the vibrating screen according to claim 3, characterized in that: The anti-fall structure (5) comprises a limiting convex ring (51) fixed to the tube body of the feed tube (1) and located below the inner edge of the flexible ring (4).
5. The flexible connection structure for the discharge port of a vibrating screen according to claim 3, characterized in that: The anti-fall structure (5) includes a brake on the inner edge of the flexible ring (4), so that the inner edge of the flexible ring (4) is tightly fitted with a first locking ring (52) of the tube body of the feed tube (1).
6. The flexible connection structure for the discharge port of a vibrating screen according to claim 1, characterized in that: The flexible ring (4) has an upward or downward convex portion (41) in the middle.
7. The flexible connection structure of the discharge port of the vibrating screen according to claim 1, characterized in that: Two concentric raised rings (42) are spaced apart on the outer edge of the flexible ring (4), and the two raised rings (42) and the outer edge of the flexible ring (4) form a snap-fitting groove (43) that snaps onto the upper end of the connecting pipe (3).
8. The flexible connection structure for the discharge port of a vibrating screen according to claim 7, characterized in that: The inner and outer edges of the upper end portion of the connecting pipe (3) are both provided with arc chamfers.
9. The flexible connection structure of the discharge port of the vibrating screen according to claim 7, characterized in that: A convex ridge (44) is provided along the circumference of the convex ring (42) on one side of the wall of the connecting tube (3), and a limiting groove (31) is provided at a position on the wall of the connecting tube (3) corresponding to the convex ridge (44).
10. The flexible connection structure of the discharge port of the vibrating screen according to claim 7, characterized in that: It also includes a second locking ring (6) with a brake on the outer edge of the flexible ring (4) so that the outer edge of the flexible ring (4) can fit tightly against the upper end of the connecting pipe (3).