CN217977944U - Split type tail plug and rubber tube - Google Patents
Split type tail plug and rubber tube Download PDFInfo
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- CN217977944U CN217977944U CN202221886217.3U CN202221886217U CN217977944U CN 217977944 U CN217977944 U CN 217977944U CN 202221886217 U CN202221886217 U CN 202221886217U CN 217977944 U CN217977944 U CN 217977944U
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- tail plug
- plug
- tail
- lower tail
- split type
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Abstract
The utility model provides a split type tail plug and a rubber tube, which comprises an upper tail plug, a lower tail plug and a middle tail plug; the lower tail plug extends upwards from the middle part of the lower tail plug to form a lower tail plug reinforcing part, a cavity with an upward opening is formed in the lower tail plug reinforcing part, and the middle tail plug is fixedly arranged in the cavity; the middle tail plug comprises a middle tail plug outer ring, and the middle tail plug outer ring is in interference fit with the lower tail plug reinforcing part; the upper tail plug comprises an annular tail plug, the reinforcing part of the lower tail plug is inserted into the hollow part in the middle of the upper tail plug, and the upper tail plug is in interference fit with the reinforcing part of the lower tail plug; the bottom of the upper tail plug is in abutting fit with the lower tail plug. The utility model discloses an adopt last tail stopper, tail stopper and middle tail stopper three interference fit to constitute split type tail stopper, simple structure helps improving sealing performance, helps simplifying the preparation forming process, helps reducing material characteristic requirement to help improving the suitability of material, help reduce cost.
Description
Technical Field
The utility model relates to a product processing technology field specifically, relates to a split type tail plug and rubber tube.
Background
After the rubber tube of the rapid rubber filling equipment is filled with rubber, the tail plug is required to be used for sealing the tail part of the rubber tube, the tail plug which is commonly used at present is an integrated tail plug, the integrated tail plug is generally formed by injection molding, the manufacturing process is complex, the selectable range of usable manufacturing materials is small, and the using cost of the tail plug is high.
The prior Chinese patent with publication number CN213494698U discloses a tail plug suitable for a double-component structural adhesive hose, which comprises: the tail plug comprises a tail plug body, an exhaust hole, an air hole plug, a flexible side wing and an air hole plug head, wherein the exhaust hole is formed in the middle of the tail plug body; the vent hole is provided with a gas hole plug which is detachably connected with the vent hole; the air hole plug is provided with an air hole plug end cap; the flexible side wings are arranged at two peripheral ends of the tail plug body; the tail plug body can keep a vertical state with the glue pouring direction in the rubber tube.
The inventor thinks that the manufacturing process of the tail plug in the prior art can not select high cost performance materials, so that the cost is higher, and therefore, the split type tail plug which is simple in structure, simple in manufacturing process and strong in material adaptability needs to be provided.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a split type tail plug and rubber tube.
According to the utility model provides a split type tail plug, which comprises an upper tail plug, a lower tail plug and a middle tail plug; the lower tail plug extends upwards from the middle part of the lower tail plug to form a lower tail plug reinforcing part, a cavity with an upward opening is formed in the lower tail plug reinforcing part, and the middle tail plug is fixedly arranged in the cavity; the middle tail plug comprises a middle tail plug outer ring, and the middle tail plug outer ring is in interference fit with the lower tail plug reinforcing part; the upper tail plug comprises an annular tail plug, the reinforcing part of the lower tail plug is inserted into the hollow part in the middle of the upper tail plug, and the upper tail plug is in interference fit with the reinforcing part of the lower tail plug; the bottom of the upper tail plug is in abutting fit with the lower tail plug.
Preferably, a lower tail plug outer extension portion is arranged on the outer side wall of the lower tail plug, and the lower tail plug outer extension portion extends from the outer side wall of the lower tail plug in a downward inclined mode.
Preferably, the bottom of the lower tail plug protrudes downwards, and a chamfer is arranged at the joint of the bottom surface of the lower tail plug and the outer side wall and comprises an arc shape.
Preferably, the bottom of the lower tail plug is uniformly provided with a plurality of grooves around the center thereof.
Preferably, the middle tail plug further comprises a middle column extending downwards, and an annular bulge is arranged in a cavity of the reinforcing part of the lower tail plug; the middle column is inserted into the cavity in the middle of the annular bulge, and the middle column is in interference fit with the annular bulge.
Preferably, a protrusion is arranged on the outer side wall of the outer ring of the middle tail plug, a groove corresponding to the protrusion is formed in the inner side wall of the lower tail plug reinforcing portion, and the protrusion is in clamping fit with the groove.
Preferably, the intermediate tail plug is disposed entirely within the lower tail plug reinforcement.
Preferably, the bottom of the upper tail plug is provided with an upper tail plug extension part, the upper tail plug extension part extends from the bottom of the upper tail plug in a downward inclined mode, and the inclination degree of the upper tail plug extension part and the inclination degree of the lower tail plug extension part are kept consistent.
Preferably, the top of the upper tail plug is provided with an annular groove.
According to the utility model provides a pair of rubber tube adopts foretell split type tail stopper, split type tail stopper sealing rubber tube's afterbody.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses an adopt last tail stopper, tail stopper and middle tail stopper three cooperation to constitute split type tail stopper, and the three passes through interference fit fastening connection, simple structure helps improving sealing performance, helps simplifying the preparation forming process, helps reducing material characteristic requirement to help improving the suitability of material, help reduce cost.
2. The utility model discloses a tail stopper reinforcing portion and middle tail stopper outer loop interference fit down, in tail stopper reinforcing portion inserts annular last tail stopper down, the three extrudees each other, helps improving the fastness of last tail stopper, lower tail stopper and middle tail stopper connection, helps avoiding going up the condition that tail stopper or middle tail stopper drop and takes place.
3. The utility model discloses an on mutually supporting tail stopper extension portion and tail stopper extension portion down have strengthened the orificial sealed of rubber tube, help improving the leakproofness of split type tail stopper, help avoiding split type tail stopper to take place from the condition that the rubber tube mouth of pipe drops.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a sectional view of the overall structure of the split type tail plug of the present invention;
fig. 2 is a side view of the split type tail plug of the present invention;
fig. 3 is a bottom view of the split type tail plug of the present invention;
fig. 4 is a top view of the split type tail plug of the present invention;
fig. 5 is a cross-sectional view of the overall structure of the lower tail plug of the present invention;
FIG. 6 is a top view of the lower tail plug of the present invention;
fig. 7 is a cross-sectional view of the overall structure of the middle tail plug of the present invention;
fig. 8 is a top view of the intermediate tail plug embodying the present invention;
fig. 9 is a cross-sectional view of the overall structure of the upper tail plug of the present invention;
fig. 10 is a plan view of the upper tail plug according to the present invention.
Reference numerals:
upper tail plug 1, upper tail plug extension part 11 and lower tail plug 2
Lower tail plug reinforcement 21 groove 211 annular projection 212
Middle tail plug outer ring 31 of middle tail plug 3 of lower tail plug extension part 22
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-10, the split type tail plug provided by the present invention comprises an upper tail plug 1, a lower tail plug 2 and an intermediate tail plug 3; the lower tail plug 2 extends upwards from the middle part of the lower tail plug to form a lower tail plug reinforcing part 21, a cavity with an upward opening is arranged in the lower tail plug reinforcing part 21, and the middle tail plug 3 is fixedly arranged in the cavity; the middle tail plug 3 comprises a middle tail plug outer ring 31, and the middle tail plug outer ring 31 is in interference fit with the lower tail plug reinforcing part 21; the upper tail plug 1 comprises an annular tail plug, a lower tail plug reinforcing part 21 is inserted into the hollow part in the middle of the upper tail plug 1, and the upper tail plug 1 is in interference fit with the lower tail plug reinforcing part 21; the bottom of the upper tail plug 1 is tightly matched with the lower tail plug 2.
The utility model provides a split type tail plug is made by rubber materials, make full use of the elasticity performance of material, through interference fit fastening connection, guarantee that it has fine sealing performance when installing the rubber tube afterbody, can not take place to leak. The split type tail plug is assembled into a whole by the three parts of the upper tail plug 1, the lower tail plug 2 and the middle tail plug 3, the three parts have simple structures, and the injection molding process is greatly simplified. Furthermore, the multi-component combination reduces the material characteristics of the split type tail plug, the material applicability is high, and the effect of reducing the cost is achieved.
The bottom of lower tail stopper 2 is outstanding downwards, and the bottom surface of lower tail stopper 2 is provided with the chamfer with the junction of lateral wall, and the chamfer includes circular-arcly. The arc-shaped chamfer angle enables the split type tail plug to be plugged into the rubber pipe more smoothly and smoothly when in use.
The bottom of lower tail stopper 2 evenly is provided with multichannel recess around its center, and multichannel recess falls into the polylith with the bottom of tail stopper 2 down. When the lower tail plug 2 is plugged into the rubber pipe in interference fit, the lower tail plug is extruded, and the grooves can distribute pressure to help the lower tail plug 2 to enter the rubber pipe more smoothly. After the lower tail plug 2 enters the rubber pipe, the bottom of the lower tail plug 2 can be unfolded due to the elasticity of the rubber material, so that the lower tail plug 2 can be tightly abutted against the inner wall of the rubber pipe, and the split type tail plug can firmly block the rubber pipe and cannot easily fall off.
The outer side wall of the lower tail plug 2 is provided with a lower tail plug extension part 22, and the lower tail plug extension part 22 extends downwards from the outer side wall of the lower tail plug 2. The bottom of the lower tail plug 2 is plugged into the rubber pipe, the extending part 22 of the lower tail plug is positioned outside the rubber pipe, and the pipe opening of the rubber pipe is positioned between the extending part 22 of the lower tail plug and the gap of the body of the lower tail plug 2, so that the pipe opening of the rubber pipe of the lower tail plug 2 is perfectly sealed, and the leakage of the glue can not be caused.
Further, the bottom of the upper tail plug 1 is provided with an upper tail plug extending portion 11, the upper tail plug extending portion 11 extends from the bottom of the upper tail plug 1 in a downward inclined mode, and the inclined degree of the upper tail plug extending portion 11 and the inclined degree of the lower tail plug extending portion 22 are kept consistent. When the upper tail plug 1 is installed, the extension part 11 of the upper tail plug is sleeved on the extension part 22 of the lower tail plug, so that the sealing of the rubber pipe is further enhanced. Preferably, the upper tail plug extending portion 11 is in interference fit with the lower tail plug extending portion 22, and the upper tail plug extending portion 11 pressurizes the lower tail plug extending portion 22 to ensure that the lower tail plug extending portion 22 cannot fall off from the rubber hose opening.
The middle tail plug 3 is tightly fitted in the cavity of the lower tail plug reinforcement 21. Preferably, the middle tail plug 3 is completely inserted into the lower tail plug reinforcing part 21, and the middle tail plug 3 cannot easily fall off. The middle tail plug 3 comprises a middle tail plug outer ring 31, and the middle tail plug outer ring 31 is in interference fit with the lower tail plug reinforcing part 21. Be provided with protruding 311 on the lateral wall of middle tail plug outer loop 31, be provided with the recess 211 that corresponds with protruding 311 on the inside wall of lower tail plug reinforcing portion 21, protruding 311 cooperates with the recess 211 joint, has further strengthened the fastness that middle tail plug 3 and lower tail plug 2 are connected.
The middle tail plug 3 also comprises a middle column 32 extending downwards, and an annular bulge 212 is arranged in the cavity of the lower tail plug reinforcing part 21; the intermediate post 32 is inserted into the cavity in the middle of the annular protrusion 212, and the intermediate post 32 is interference fit with the annular protrusion 212. Furthermore, the contact surface of the middle column 32 and the annular protrusion 212 is also provided with a mutually matched step-shaped structure, so that the middle tail plug 3 can be guided to be inserted into the cavity of the lower tail plug reinforcing part 21, and can be wrapped layer by layer, and the firmness of connection is ensured.
After the middle tail plug 3 and the lower tail plug 2 are installed, the upper tail plug 1 is installed, the lower tail plug reinforcing part 21 is inserted into the annular upper tail plug 1, and the upper tail plug 1 and the lower tail plug reinforcing part 21 are in interference fit. The upper tail plug 1, the lower tail plug reinforcing part 21 and the middle tail plug outer ring 31 are mutually extruded, so that the upper tail plug 1, the lower tail plug 2 and the middle tail plug 3 are firmly combined into a split tail plug.
For convenient operation, the top of the upper tail plug 1 is provided with an annular groove, and the outer side wall of the upper tail plug 1 extends upwards in an inclined mode to form a rim.
The split type tail plug adopts a split type structure, so that the injection molding process is simple, the material adaptability is high, and a high cost performance material can be selected. Through buckle fit, interference fit between each part of split type tail stopper, not only sealing performance is good, and the installation is convenient moreover, and it is convenient to dismantle, after one of them part damages, but direct replacement, greatly reduced the cost.
Example 2
A rubber tube adopts the split type tail plug of embodiment 1, the tail part of the rubber tube is sealed by the split type tail plug, the structure is simple, the installation is convenient, and the sealing effect is very good.
Principle of operation
The lower tail plug 2 is plugged into the rubber tube in an interference fit mode, the middle tail plug 3 is tightly installed in a cavity of the lower tail plug reinforcing portion 21, the middle tail plug outer ring 31 is in interference fit with the lower tail plug reinforcing portion 21, the lower tail plug reinforcing portion 21 is inserted into the annular upper tail plug 1, the upper tail plug 1 is in interference fit with the lower tail plug reinforcing portion 21, and the bottom of the upper tail plug 1 is in abutting fit with the lower tail plug 2.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. The split type tail plug is characterized by comprising an upper tail plug (1), a lower tail plug (2) and a middle tail plug (3);
the lower tail plug (2) extends upwards from the middle part of the lower tail plug to form a lower tail plug reinforcing part (21), a cavity with an upward opening is formed in the lower tail plug reinforcing part (21), and the middle tail plug (3) is fixedly installed in the cavity;
the middle tail plug (3) comprises a middle tail plug outer ring (31), and the middle tail plug outer ring (31) is in interference fit with the lower tail plug reinforcing part (21);
the upper tail plug (1) comprises an annular tail plug, the lower tail plug reinforcing part (21) is inserted into the hollow part in the middle of the upper tail plug (1), and the upper tail plug (1) is in interference fit with the lower tail plug reinforcing part (21);
the bottom of the upper tail plug (1) is in abutting fit with the lower tail plug (2).
2. The split tail plug according to claim 1, characterized in that a lower tail plug extension portion (22) is arranged on the outer side wall of the lower tail plug (2), and the lower tail plug extension portion (22) extends from the outer side wall of the lower tail plug (2) in a downward inclination mode.
3. The split type tail plug of claim 1, characterized in that the bottom of the lower tail plug (2) protrudes downwards, and a chamfer is arranged at the joint of the bottom surface and the outer side wall of the lower tail plug (2), wherein the chamfer comprises a circular arc shape.
4. The split type tail plug according to claim 1, characterized in that the bottom of the lower tail plug (2) is uniformly provided with a plurality of grooves around the center thereof.
5. The split tail plug according to claim 1, wherein the middle tail plug (3) further comprises a middle column (32) extending downwards, and an annular protrusion (212) is arranged in the cavity of the lower tail plug reinforcement part (21);
the middle column (32) is inserted into a cavity in the middle of the annular protrusion (212), and the middle column (32) is in interference fit with the annular protrusion (212).
6. The split type tail plug of claim 1, wherein a protrusion (311) is arranged on the outer side wall of the middle tail plug outer ring (31), a groove (211) corresponding to the protrusion (311) is arranged on the inner side wall of the lower tail plug reinforcing part (21), and the protrusion (311) is in clamping fit with the groove (211).
7. Split tail plug according to claim 1, characterized in that the intermediate tail plug (3) is arranged completely inside the lower tail plug reinforcement (21).
8. The split tail plug according to claim 2, characterized in that the bottom of the upper tail plug (1) is provided with an upper tail plug extension (11), the upper tail plug extension (11) extends from the bottom of the upper tail plug (1) in a downward inclined manner, and the inclination degree of the upper tail plug extension (11) and the lower tail plug extension (22) is kept consistent.
9. The split tail plug of claim 1, characterized in that the top of the upper tail plug (1) is provided with an annular groove.
10. A hose, characterized in that, the split type tail plug of any one of claims 1 to 9 is adopted, and the split type tail plug seals the tail part of the hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221886217.3U CN217977944U (en) | 2022-07-21 | 2022-07-21 | Split type tail plug and rubber tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221886217.3U CN217977944U (en) | 2022-07-21 | 2022-07-21 | Split type tail plug and rubber tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217977944U true CN217977944U (en) | 2022-12-06 |
Family
ID=84280276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221886217.3U Active CN217977944U (en) | 2022-07-21 | 2022-07-21 | Split type tail plug and rubber tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217977944U (en) |
-
2022
- 2022-07-21 CN CN202221886217.3U patent/CN217977944U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |