CN217207701U - Piston for rubber tube - Google Patents
Piston for rubber tube Download PDFInfo
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- CN217207701U CN217207701U CN202220938452.4U CN202220938452U CN217207701U CN 217207701 U CN217207701 U CN 217207701U CN 202220938452 U CN202220938452 U CN 202220938452U CN 217207701 U CN217207701 U CN 217207701U
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- rubber tube
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Abstract
The utility model discloses a piston for on rubber tube relates to piston technical field, and its technical scheme main points are: be equipped with the liquid outlet on the rubber tube, the piston includes: the end surface of the piston body facing the rubber tube liquid outlet is provided with an air vent and a plurality of air guide grooves connected with the air vent; the plugging piece is detachably arranged on the piston body and seals the air holes; and the sealing elements are sleeved outside the piston body so as to be attached to the inner wall of the rubber tube. The utility model discloses can guarantee the piston attached on the colloid terminal surface completely with the whole evacuation of air between piston and the colloid for the laminating of piston and rubber tube inner wall avoids propelling movement process slope or leaks to glue, has the effect that improves the colloid and goes out to glue the utilization ratio.
Description
Technical Field
The utility model relates to a piston technical field, more specifically say, it relates to a be used for rubber tube to go up piston.
Background
Most glue or colloid materials such as plastic glue and the like are packaged by a rubber tube, and when the rubber tube is used, the colloid is extruded from the rubber tube to a discharge hole by a piston. The traditional piston is usually matched with a piston body of a rubber tube inner wall structure, the piston is directly plugged into the rubber tube for use, the sealing matching performance is poor, and rubber is easily leaked in the pushing process, so that the sealing performance is improved by installing a sealing ring on the side wall of the piston in the prior art, and the rubber leakage phenomenon generated in the rubber pushing process is avoided. But when the piston was plugged in the hose, the air remained easily between piston and the colloid, lead to pushing away when gluing, it has the air easily to go out to glue to because there is the air and probably make the piston inwards promote the time gas follow piston lateral wall ooze, lead to the leakproofness variation and the piston to push away askewly, and then the phenomenon of leaking glue appears, lead to the colloid to go out to glue the utilization ratio relatively poor.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a piston for on rubber tube can guarantee the piston attached on the colloid terminal surface totally with the whole evacuation of air between piston and the colloid for the laminating of piston and rubber tube inner wall avoids propelling movement process slope or hourglass to glue, has the effect that improves the colloid and goes out to glue the utilization ratio.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a piston for on rubber tube is equipped with the liquid outlet on the rubber tube, the piston includes:
the end surface of the piston body facing the liquid outlet of the rubber tube is provided with an air vent and a plurality of air guide grooves connected with the air vent;
the blocking piece is detachably arranged on the piston body and seals the air hole; and
and the sealing elements are sleeved outside the piston body so as to be attached to the inner wall of the rubber tube.
Further setting; one end face of the piston body facing the rubber tube liquid outlet is an arc surface formed by inwards sinking from the surface of the piston body.
Further setting: one end of the air guide groove is positioned on the periphery of the piston body, and the other end of the air guide groove extends towards the air holes and is communicated with the air holes.
Further setting: the depth of the air guide groove is gradually increased from one end of the air guide groove close to the periphery of the piston body to one end of the air guide groove close to the air holes.
Further setting: the sealing elements are at least two, the top and the bottom of the outer wall of the piston body are respectively provided with an annular groove, and the sealing elements are arranged in the annular grooves, so that the top and the bottom of the outer wall of the piston body are attached to the inner wall of the rubber tube.
Further setting: the blocking piece comprises a blocking head and a piston cover; one end of the plugging head is arranged in the vent hole and forms a seal with the vent hole, and the other end of the plugging head is connected to the piston cover; the piston cover is connected with the piston body and can position the plugging head on the piston cover.
Further setting: a connecting convex part is arranged on the surface of the piston body far away from the air guide groove; the piston cap is screwed on the connecting projection.
Further setting: one end of the plugging head, which is far away from the air vent, is provided with a matching groove; the piston cover is provided with an inserting convex part which is embedded in the matching groove.
Further setting: the surface of the piston cover far away from the plugging head is provided with an operation part which is convenient for the rotation operation of the piston cover.
Further setting: the operating part is a linear, cross or inner hexagon nut-shaped groove.
By adopting the technical scheme, the utility model discloses relative prior art compares, has following advantage:
1. through the matching of the piston body, the air guide groove and the air holes, after the piston body is arranged in the rubber tube, air between the rubber body and the piston body can be discharged, meanwhile, the air holes are seeped out according to the rubber body, the surface of the piston body is determined to be completely attached to the end surface of the rubber body, the air is ensured to be completely discharged, the piston is attached to the inner wall of the rubber tube in a matching mode with the sealing piece, the phenomenon that the rubber tube is inclined or leaks in the pushing process is avoided, and the rubber outlet utilization rate of the rubber body is improved;
2. the side, provided with the air guide groove, of the piston body is an arc surface, so that air can be sent out from the air holes in the circumferential side to the center, the end surface of the colloid can form an arc surface due to tension, the arc groove can be matched with the arc groove for attachment, when the colloid seeps out of the air holes, the air is completely discharged, the piston body and the colloid are comprehensively attached, the glue outlet effect is improved, glue leakage is avoided, and the effect of improving the glue outlet utilization rate of the colloid is achieved;
3. the air guide grooves are formed and communicated with the air holes, so that air is quickly guided to the air holes from the air guide grooves matched with the veneering grooves to be discharged in the exhaust process, the exhaust smoothness is improved, the air holes can be penetrated after the colloid covers the air guide grooves, the air is further ensured to be completely discharged, and the glue discharging effect is improved;
4. the at least two sealing elements are matched with the piston body to form sealing, so that the top and the bottom of the piston can be attached and sealed, the piston body is ensured to be attached to the inner wall of the rubber tube, the phenomenon of rubber leakage caused by inclination of the piston in the pushing process is avoided, and the rubber discharging utilization rate of rubber is improved;
5. the plugging head is matched with the piston cover, so that the plugging head is conveniently arranged on the piston body, and the air holes can be sealed, so that the convenience in disassembly and assembly is improved;
6. through with piston cap and the convex part screw-thread fit of being connected, can improve the convenience that the dismouting used on piston body through rotating the piston cap with its dismouting.
Drawings
FIG. 1 is a schematic view of the overall structure of the piston for rubber hose of the present invention;
FIG. 2 is a schematic view of the overall structure of the rubber tube with another view angle of the piston of the present invention;
FIG. 3 is a schematic cross-sectional view of a piston according to the present invention;
fig. 4 is an explosion diagram of the piston of the present invention.
In the figure: 1. a piston body; 11. a cambered surface; 12. air holes are formed; 13. a gas guide groove; 14. a connecting projection; 2. a blocking member; 21. a plugging head; 211. a mating groove; 212. a seal ring; 22. a piston cap; 221. inserting the convex part; 222. an operation section; 3. and a seal.
Detailed Description
The piston used on the hose will be further described with reference to fig. 1 to 4.
A piston used on a rubber tube can be installed in the rubber tube and is emptied of air as shown in figures 1 and 2, and therefore the effect of rubber discharging through rubber pushing of the piston is improved. A liquid outlet is arranged on the rubber tube, and the piston comprises a piston body 1, a blocking piece 2 and a plurality of sealing pieces 3; the piston body 1 is a main body forming a piston, the center of the piston body is provided with an air hole 12, the piston body is arranged in a rubber tube when in use, and the piston body is attached to the inner wall of the rubber tube through a sealing piece 3, so that the piston body 1 is prevented from inclining in the pushing process, meanwhile, the piston body 1 is ensured to be attached to the end face of a rubber body, and air between the piston body 1 and the rubber body is exhausted through the air hole 12; the plugging piece 2 is arranged on the piston body 1 and used for sealing the air hole 12 on the piston body 1 for use.
As shown in fig. 1 and 3, further, a terminal surface of piston body 1 towards the rubber tube liquid outlet is for certainly the cambered surface 11 of piston body surface internal sunken formation, bleeder vent 12 is located the central part of cambered surface 11 for when piston body 1 packs into the rubber tube, air between piston and the colloid passes through bleeder vent 12 and discharges, until cambered surface 11 pastes completely on the colloid, because cambered surface 11 is the arc setting, make the colloid terminal surface more easily paste on cambered surface 11, improve the wholeness of the two laminating, rethread plugging member 2 seals bleeder vent 12 and uses. Wherein whether cambered surface 11 laminates on the colloid, accessible colloid infiltration bleeder vent 12 or partial bleeder vent 12 of oozing judge, and then guarantee that piston body 1's wainscot groove 11 attaches on the colloid terminal surface completely for the in-process that the piston promoted to use can be extruded the colloid completely.
In the embodiment, a plurality of air guide grooves 13 communicated with the air holes 12 are formed on the arc surface 11; a plurality of air guide groove 13 is circumference form evenly distributed on wainscot groove 11, and air guide groove 13's one end is located 1 week side of piston body, and the other end extends towards bleeder vent 12 and communicates with bleeder vent 12 for piston body 1 carries out carminative in-process towards colloid propelling movement, and the air can be through air guide groove 13 guide to bleeder vent 12 on, in order to improve exhaust speed. Specifically, the depth of the air guide groove 13 gradually increases from the end close to the circumferential side of the piston body 1 to the end close to the air hole 12, so that air is concentrated to the middle part during exhaust, and then is sent out through the air hole 12 at the center, and the exhaust comprehensiveness is improved.
As shown in fig. 2, 3 and 4, the plugging member 2 is detachably mounted on the piston body 1 and seals the air vent 12, so that the air is mounted on the piston body 1 after being exhausted, and the air vent 12 is sealed, thereby facilitating the piston to push the colloid to be sent out from the rubber tube. Specifically, the plug 2 includes a plug head 21 and a piston cap 22; the plugging head 21 is inserted into the air hole 12 and is in interference fit with the air hole, and the outer peripheral wall of the plugging head is provided with a sealing ring 212 so that the plugging head can form sealing with the air hole 12 after being inserted into the air hole 12; the piston cover 22 and the piston body 1 can be integrally connected or detachably connected, and the plugging head 21 can be limited and matched with the middle part of the piston cover 22, in the embodiment, the piston cover 22 is in clamping fit with the plugging head 21, and a matching groove 211 is arranged at one end of the plugging head 21, which is far away from the air vent 12; the plug-in convex part 221 embedded in the matching groove 211 is arranged on the piston cover 22, so that after the plugging head 21 is installed in the air vent 12, the piston cover 22 is sleeved on the plug-in convex part 221 through the matching groove 211, after the piston cover 22 is installed on the piston body 1, the plugging head 21 is limited and fixed, and convenience in assembly and use is improved.
As shown in fig. 2 and 3, in order to facilitate the detachment and attachment of the piston cap 22 from the piston body 1, a connecting protrusion 14 is provided on a surface of the piston body 1 remote from the air guide groove 13; the piston cap 22 is screwed on the connection convex portion 14 and is in threaded connection with the connection convex portion, so that the piston cap 22 can be screwed on the piston body 1 by rotating, and the convenience of assembly and disassembly is improved. Wherein, the surface of the piston cap 22 far away from the plugging head 21 is provided with an operating part 222 convenient for the rotation operation thereof, and the operating part 222 is a groove in a straight line shape, a cross shape or a hexagon socket head nut shape, so that the rotation of the piston cap 22 can be conveniently controlled, and the piston cap can be conveniently installed on the piston body 1.
As shown in fig. 1, fig. 2 and fig. 4, a plurality of sealing elements 3 are sleeved outside the piston body 1 to attach to the inner wall of the rubber tube, in this embodiment, two sealing elements 3 are provided and respectively sleeved on the top and the bottom of the periphery of the piston body 1, annular grooves are respectively provided on the top and the bottom of the outer wall of the piston body 1, and the two sealing elements 3 are respectively installed in the two annular grooves to attach the top and the bottom of the outer wall of the piston body 1 to the inner wall of the rubber tube, thereby forming double-point spacing, and firmly attaching the piston body 1 to the inner wall of the rubber tube, so that in the piston pushing process, the piston is prevented from inclining, and the stability in the pushing process is improved. Wherein, sealing member 3 adopts the elastic O circle setting of using, and is with low costs and convenient to use, guarantees that piston body 1 laminates in the hose inner wall to improve complex leakproofness.
The working principle is as follows: during the use, pack into the rubber tube piston body 1 earlier, and progressively with its colloid terminal surface propelling movement in towards the rubber tube, make the air discharge through bleeder vent 12, overflow until partial colloid from bleeder vent 12, can judge that the whole evacuation of inside air, cambered surface 11 is attached on the colloid terminal surface comprehensively, utilize stopper 21 to seal bleeder vent 12 afterwards, can use piston cap 22 to install on piston body 1, make piston cap 22 be fixed in stopper 21 on piston body 1, and then accomplish the installation of piston in the rubber tube, later alright push away the colloid and extrude the rubber tube outside and use through the piston. Through the technical scheme, the utility model discloses can guarantee the laminating of piston and rubber tube inner wall, avoid propelling movement process slope to can utilize air guide groove 13 to cooperate in bleeder vent 12 with the whole evacuation of air between piston and the colloid when using, make cambered surface 11 attach completely on the terminal surface of colloid, and then can not have gas when propelling movement colloid goes out to glue, make the laminating of piston and rubber tube inner wall, have the effect that improves the colloid and go out to glue the utilization ratio.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a piston for on rubber tube, be equipped with the liquid outlet on the rubber tube, its characterized in that, the piston includes: the end surface of the piston body facing the rubber tube liquid outlet is provided with an air vent and a plurality of air guide grooves connected with the air vent;
the plugging piece is detachably arranged on the piston body and seals the air holes; and
and the sealing elements are sleeved outside the piston body so as to be attached to the inner wall of the rubber tube.
2. The piston for the rubber hose according to claim 1, wherein an end surface of the piston body facing the rubber hose outlet is an arc surface formed by inwardly recessing from a surface of the piston body.
3. The piston for the rubber hose according to claim 1 or 2, wherein one end of the air guide groove is located on the periphery of the piston body, and the other end extends toward the air vent and is communicated with the air vent.
4. The piston as claimed in claim 3, wherein the depth of the air guide groove increases from the end of the air guide groove near the circumferential side of the piston body to the end of the air guide hole.
5. The piston for the rubber hose according to claim 1, wherein the number of the sealing members is at least two, the top and the bottom of the outer wall of the piston body are respectively provided with an annular groove, and the sealing members are installed in the annular grooves, so that the top and the bottom of the outer wall of the piston body are both attached to the inner wall of the rubber hose.
6. The piston for a hose according to claim 1, wherein said blocking member comprises a blocking head and a piston cap; one end of the plugging head is arranged in the vent hole and forms a seal with the vent hole, and the other end of the plugging head is connected to the piston cover; the piston cover is connected with the piston body and can position the blocking head on the piston cover.
7. The piston for the rubber hose according to claim 6, wherein a connecting convex part is arranged on the surface of the piston body away from the air guide groove; the piston cap is screwed on the connecting convex part.
8. The piston for the rubber hose according to claim 6, wherein a fitting groove is formed at one end of the plugging head away from the air hole; the piston cover is provided with an inserting convex part which is embedded in the matching groove.
9. A plunger for a hose according to claim 6 wherein the surface of the plunger cap remote from the stopper head is provided with an operating portion to facilitate rotational operation thereof.
10. The plunger for a hose according to claim 9, wherein the operating portion is a recess in the shape of a straight line, a cross, or a hexagon socket nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220938452.4U CN217207701U (en) | 2022-04-21 | 2022-04-21 | Piston for rubber tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220938452.4U CN217207701U (en) | 2022-04-21 | 2022-04-21 | Piston for rubber tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217207701U true CN217207701U (en) | 2022-08-16 |
Family
ID=82773991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220938452.4U Active CN217207701U (en) | 2022-04-21 | 2022-04-21 | Piston for rubber tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217207701U (en) |
-
2022
- 2022-04-21 CN CN202220938452.4U patent/CN217207701U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 1-2, Xincuo North Road, Tongxianggao New Town, Xiamen Torch Hi-tech Zone, Tong'an District, Xiamen City, Fujian Province, 361001 Patentee after: Weiertong Technology Co.,Ltd. Address before: 361001 room w704a, Taiwan Science and technology enterprise education center, No. 88, Xiangxing Road, torch high tech Zone (Xiang'an) Industrial Zone, Xiamen, Fujian Patentee before: Weiertong (Xiamen) Technology Co.,Ltd. |
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| CP03 | Change of name, title or address |