CN203248880U - Special-shaped seal ring for rapid pneumatic connector - Google Patents
Special-shaped seal ring for rapid pneumatic connector Download PDFInfo
- Publication number
- CN203248880U CN203248880U CN 201320125086 CN201320125086U CN203248880U CN 203248880 U CN203248880 U CN 203248880U CN 201320125086 CN201320125086 CN 201320125086 CN 201320125086 U CN201320125086 U CN 201320125086U CN 203248880 U CN203248880 U CN 203248880U
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- Prior art keywords
- seal ring
- special
- shaped seal
- epipharynx
- socket
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Abstract
The utility model relates to the technical field of seal rings, in particular to a special-shaped seal ring for a rapid pneumatic connector. The special-shaped seal ring is arranged in a socket of the rapid pneumatic connector. When different plugs are inserted into the socket, the special-shaped seal ring can be sealed by means of different positions of the plugs, and air tightness can be guaranteed when the socket with the special-shaped seal ring is connected with various different plugs, the same socket can be matched with the plugs of different types, and use and production of the socket are facilitated.
Description
Technical field
The utility model relates to the seal ring technical field, particularly a kind of special-shaped seal ring for the fast pneumatic joint.
Background technique
The fast pneumatic joint is a kind of be mainly used in air pipe arrangement, air tool rapid pipe joint, do not need instrument just can realize the joint of pipeline connection or disconnection, it generally comprises plug and socket, socket one end is connected with source of the gas, the other end can be used for patchplug, connects the gas output tube road by plug again.Therefore, in the inner tightness of seal ring when guaranteeing that both are connected that generally can arrange in plug and the joint of socket of socket.In existing technology, common O type circle, Y-shaped ring or other the universal cushion rubbers of the general employing of lid seal ring, for these cushion rubbers, it generally only has a sealing station, therefore can only seal for a kind of plug.For example for existing Y-shaped ring, it generally comprises epipharynx, outer lip and is connected the bottom that is connected with epipharynx, outer lip, its bottom is also shorter, and in use general using epipharynx and outer lip cooperate the realization sealing, and therefore existing Y type cushion rubber also can only seal a kind of plug.
Yet, existing plug comprises the plug of Multiple Type, such as multiple plugs such as ARO plug, plug for industrial use, this has brought inconvenience for the use of fast pneumatic joint, for example in general pneumatic system, different pneumatic tools connects different plugs, so when needs are changed the air feed object to source of the gas, the socket that then often needs exchange gas source to connect.Simultaneously also bring a lot of troubles to production, the manufacturer need to be set up the socket that different production line production has the different sealing circle, wasting manpower and material resources.
Therefore, for solving deficiency of the prior art, provide a kind of a plurality of sealing stations that have, applicable to seeming with the special-shaped seal ring that multiple plug is connected particularly necessary with realization fast pneumatic terminal fitting in the fast pneumatic joint.
Summary of the invention
The purpose of this utility model is to avoid above-mentioned deficiency of the prior art and a kind of a plurality of sealing stations that have is provided, applicable to the special-shaped seal ring to realize that the fast pneumatic terminal fitting can be connected with multiple plug in the fast pneumatic joint.
The purpose of this utility model is achieved through the following technical solutions:
A kind of special-shaped seal ring for the fast pneumatic joint is provided, comprise oral area, middle part, epipharynx and outer lip, described middle part one end is oral area, the other end connects epipharynx and outer lip simultaneously to form y-type structure, also comprise transition part between described middle part and the epipharynx, the internal diameter of described transition part diminishes gradually from the middle part to epipharynx.
Wherein, described oral area inboard is provided with chamfering.
Wherein, the thickness of described epipharynx is greater than the thickness of outer lip.
Wherein, described epipharynx equates with the outer lip height.
The beneficial effects of the utility model: this special-shaped seal ring is arranged in the socket of fast pneumatic joint, when inserting different plugs in the socket, this special-shaped seal ring can utilize its different position to realize sealing, for example: for the automobile plug, because the joint of its locking slot front end is the shortest and include terrace edge, therefore can utilize oral area to seal; For industrial plug, because its joint is relatively shorter and external diameter is larger, therefore can utilize Y type cushion rubber middle part and transition part seal industry plug, transition part particularly, its connect and the middle part of Y type cushion rubber and transition part between and the internal diameter of Y type cushion rubber is shunk gradually, therefore it can closely be connected with plug joint Leading end chamfer on the one hand, also can obtain effective sealing at transition part even the joint external diameter of plug simultaneously to be sealed is less than normal; For the ARO plug, because it is long and external diameter is smaller, therefore can utilize interior lip seal.Therefore the application realizes that same socket mates polytype plug, makes things convenient for using and producing of socket.To sum up, this special-shaped seal ring has a plurality of sealing stations, the tightness the when socket that can guarantee to have this special-shaped seal ring connects from multiple different plug.
Description of drawings
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in the accompanying drawing does not consist of any restriction of the present utility model, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain according to the following drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of special-shaped seal ring for the fast pneumatic joint of the utility model.
Fig. 2 is a kind of use condition schematic representation of a kind of special-shaped seal ring for the fast pneumatic joint of the utility model.
Fig. 3 is the another kind of use condition schematic representation of a kind of special-shaped seal ring for the fast pneumatic joint of the utility model.
Fig. 4 is another use condition schematic representation of a kind of special-shaped seal ring for the fast pneumatic joint of the utility model.
In Fig. 1 to Fig. 4, include:
1---oral area, 2---middle part, 3---transition part, 4---epipharynx, 5---outer lip.
Embodiment
With the following Examples the utility model is further described.
The embodiment of a kind of special-shaped seal ring for the fast pneumatic joint of the utility model, as shown in Figure 1, include: oral area 1, middle part 2, epipharynx 4 and outer lip 5, described middle part 2 one ends are oral area 1, the other end connects epipharynx 4 and outer lip 5 simultaneously to form y-type structure, also comprise transition part 3 between described middle part 2 and the epipharynx 4, the internal diameter of described transition part 32 diminishes to epipharynx 4 gradually from the middle part.
This special-shaped seal ring is arranged in the socket of fast pneumatic joint, but when inserting different plugs in the socket, this special-shaped seal ring can utilize its different position to realize sealing, for example: as shown in Figure 2, for the automobile plug, because the joint of its locking slot front end is the shortest and include terrace edge, therefore can utilize oral area 1 to seal; As shown in Figure 3, for industrial plug, because its joint is relatively shorter and external diameter is larger, therefore can utilize Y type cushion rubber middle part 2 and transition part 3 seal industry plugs, particularly transition part 3, its connect with the middle part 2 of Y type cushion rubber and transition part 3 between and the internal diameter of Y type cushion rubber is shunk gradually, so it can closely be connected with plug joint Leading end chamfer on the one hand, also can obtain effective sealing at transition part 3 even the joint external diameter of while plug to be sealed is less than normal; As shown in Figure 4, for the ARO plug, because it is long and external diameter is smaller, therefore can utilize epipharynx 4 sealings.Therefore the application realizes that same socket mates polytype plug, makes things convenient for using and producing of socket.To sum up, this special-shaped seal ring has a plurality of sealing stations, the tightness the when socket that can guarantee to have this special-shaped seal ring connects from multiple different plug.
Described oral area 1 inboard is provided with chamfering.When the oral area 1 that utilizes this special-shaped seal ring seals, as shown in Figure 2, these epipharynx 4 chamferings can make seal ring better closely be connected with plug, realize better sealing.
The thickness of described epipharynx 4 is greater than the thickness of outer lip 5, and described epipharynx 4 highly equates with outer lip 5.When the epipharynx 4 that utilizes this special-shaped seal ring seals, as shown in Figure 4, the design can guarantee that its sealing effect is better.
Should be noted that at last; above embodiment is only in order to illustrate the technical solution of the utility model; but not to the restriction of the utility model protection domain; although with reference to preferred embodiment the utility model has been done to explain; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement the technical solution of the utility model, and not break away from essence and the scope of technical solutions of the utility model.
Claims (4)
1. special-shaped seal ring that is used for the fast pneumatic joint, it is characterized in that: comprise oral area, middle part, epipharynx and outer lip, described middle part one end is oral area, the other end connects epipharynx and outer lip simultaneously to form y-type structure, also comprise transition part between described middle part and the epipharynx, the internal diameter of described transition part diminishes gradually from the middle part to epipharynx.
2. a kind of special-shaped seal ring for the fast pneumatic joint as claimed in claim 1, it is characterized in that: described oral area inboard is provided with chamfering.
3. a kind of special-shaped seal ring for the fast pneumatic joint as claimed in claim 1, it is characterized in that: the thickness of described epipharynx is greater than the thickness of outer lip.
4. a kind of special-shaped seal ring for the fast pneumatic joint as claimed in claim 1, it is characterized in that: described epipharynx equates with the outer lip height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320125086 CN203248880U (en) | 2013-03-19 | 2013-03-19 | Special-shaped seal ring for rapid pneumatic connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320125086 CN203248880U (en) | 2013-03-19 | 2013-03-19 | Special-shaped seal ring for rapid pneumatic connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203248880U true CN203248880U (en) | 2013-10-23 |
Family
ID=49375319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320125086 Expired - Fee Related CN203248880U (en) | 2013-03-19 | 2013-03-19 | Special-shaped seal ring for rapid pneumatic connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203248880U (en) |
-
2013
- 2013-03-19 CN CN 201320125086 patent/CN203248880U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131023 Termination date: 20140319 |