CN214119227U - Sealing connection structure - Google Patents
Sealing connection structure Download PDFInfo
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- CN214119227U CN214119227U CN202022997231.8U CN202022997231U CN214119227U CN 214119227 U CN214119227 U CN 214119227U CN 202022997231 U CN202022997231 U CN 202022997231U CN 214119227 U CN214119227 U CN 214119227U
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- sealing washer
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Abstract
The utility model discloses a sealing connection structure relates to the sealing connection subassembly field, and this scheme sets up between two connection bodies of treating the butt joint, including a hollow transition piece, transition piece's one end and one of them connect body detachably fixed connection, the other end and another connect body plug-in connection, set up the mounting groove that supplies the sealing washer installation on the transition piece outer wall, one of them connect the body the terminal surface with the sealing washer butt has seted up on another connection body's the terminal surface and has held the holding tank of sealing washer. Through setting up transition connection spare, install the sealing washer on transition connection spare earlier, two connection body coupling that rethread transition connection spare will treat to connect can effectively reduce the circumstances that the sealing washer misplaced, dropped, and the volume of compression that the sealing washer allows is big, and this sealing connection structure has to connect reliably, stable and sealed effectual advantage, is particularly useful for the limited application occasion in field of vision.
Description
Technical Field
The utility model relates to a sealing connection subassembly field, concretely relates to sealing connection structure.
Background
The sealing connection structure is commonly found in the connection part of the transmission channel of liquid and gas.
Currently, the main types of sealing connection structures are axial seals and radial seals.
For example, in the prior art, chinese patent application No. 201410031939.4 discloses a sealing and connecting assembly, the sealing and connecting assembly comprises a pipe body (1) and a flexible revolving body sealing seat (2) connected with one end of the pipe body (1), the sealing seat (2) is provided with a through hole (21) which is communicated back and forth along the axial lead thereof, the front end of the sealing seat (2) is a sealing end (22), the maximum diameter of the sealing end (22) forms an annular obstruction part (26), the annular blocking part (26) is in transition fit with the pipe body (1), the circumferential side wall of the sealing seat (2) is sequentially provided with an annular buffer groove (23) and a sealing groove (24), buffer slot (23) are located behind annular separation portion (26), seal groove (24) are located behind buffer slot (23), embedded O type sealing washer (3) of being equipped with in seal groove (24).
This axial sealing method has the following disadvantages: when the sealing ring is applied to deep hole sealing and a connecting part with a limited visual field, the sealing ring is easily scratched during axial sealing assembly, the compression amount of the sealing ring is small, and when the compression amount is large, the problem of difficult assembly is caused.
Another sealing structure is a radial seal, referring to fig. 1, in two parts to be connected 1, a groove 101 for accommodating an O-ring 2 is formed in one of the parts to be connected 1, P, Q in the figure illustrates two different flowing directions of fluid inside the parts to be connected, the two parts to be connected 1 are connected in an end contact manner, the allowable compression amount of the sealing ring in the radial sealing manner is large, however, similarly, when the sealing ring is applied to a deep hole seal and a connection part with a limited visual field, the conventional radial seal also has the problem that the sealing ring is easily accidentally knocked off or misplaced, so that the sealing effect after installation is poor or the sealing effect cannot be achieved.
Therefore, it is desirable to provide a sealing connection structure with reliable connection and strong sealing stability.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the utility model is to provide a sealing connection structure, it includes a transition connection spare, through installing the sealing washer on transition connection spare earlier, rethread transition connection spare links to each other two connection bodies of treating to connect, can effectively reduce the sealing washer dislocation, the condition that drops, and the volume of compression that the sealing washer allows is big, this sealing connection structure has the connection reliably, stable and sealed effectual advantage, be particularly useful for the limited application occasion in field of vision.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:
the utility model provides a sealing connection structure, sets up between two connection bodies of treating the butt joint, includes a hollow transition connection spare, transition connection spare's one end and one of them connection body detachably fixed connection, the other end and another connection body plug-in connection, set up the mounting groove that supplies the sealing washer installation on the transition connection spare outer wall, one of them connection body's terminal surface with the sealing washer butt has seted up on another connection body's the terminal surface and has held the holding tank of sealing washer.
Through the arrangement, when the sealing ring connecting piece is used, the sealing ring can be arranged in the mounting groove of the transition connecting piece, the sealing ring is limited through the mounting groove, one end of the transition connecting piece is connected to one of the connecting bodies in a detachable connection mode, the other connecting body can be aligned to the other end of the transition connecting piece and is connected with the other connecting body in an inserting mode, and the hollow transition connecting piece can enable the two connected connecting bodies to be communicated with each other; after the installation is accomplished, sealing washer one side is connected the body terminal surface butt with one of them, receive the extrusion of this connection body, hold in the holding tank with another connection body, through this kind of mode of setting up, the allowable compression volume of sealing washer is great, be favorable to improving sealed effect, and because the sealing washer receives transition connection's limiting displacement in the installation, can effectively reduce the sealing washer and drop or the possibility of dislocation in two connection body coupling processes, thereby sealed connection's quality has been guaranteed, this sealing connection structure has and connects reliably, stable and sealed effectual advantage, be particularly useful for the limited application occasion in the field of vision.
Preferably, the transition piece is connected with the connecting body through a thread structure.
Through setting up like this, transition connection spare passes through helicitic texture and is connected this body coupling, simple structure, the processing production of being convenient for.
Alternatively, the transition piece may be connected to the connecting body by a screw or bolt-nut assembly.
Further, as another alternative, the transition piece may be connected by a snap-fit connection as is conventional in the art.
Through above two kinds of alternatives, also can realize the fixed mounting dismantled of transition piece and connecting body.
Preferably, one end of the transition connecting piece is provided with an external thread, one of the transition connecting piece is provided with an internal thread hole, and the transition connecting piece is connected with the internal thread hole through the external thread.
Through setting up like this, set up the external screw thread on transition connecting piece, make its internal thread jogged joint who offers on with the connecting body, realize transition connecting piece and connecting body can dismantle fixed connection.
As an alternative, one end of the transition connecting piece can be provided with an internal thread hole, a connecting convex column extends out of the connecting body, and an outer shaft of the connecting convex column is provided with an external thread matched with the internal thread hole.
Through setting up like this, connect the external screw thread on the projection and be connected with the internal thread jogged joint on the transition connecting piece, also can realize the transition connecting piece and be connected dismantling of connecting the body.
Preferably, the connection body in plug connection with the transition connecting piece is provided with a plug-in groove for the plug-in connection of the transition connecting piece, and the transition connecting piece is inserted into the plug-in groove to be connected with the connection body.
Through the arrangement, the transition connecting piece is inserted into the insertion groove formed in the connecting body, so that the insertion connection of the transition connecting piece and the connecting body is realized.
As an alternative scheme, an insertion groove is formed in one end of the transition connecting piece, which is in insertion connection with the connecting body, and an insertion convex column matched with the insertion groove is arranged on the connecting body.
Through the arrangement, the insertion groove is formed in the transition connecting piece, and the insertion convex column on the connecting body is in insertion fit with the insertion groove, so that the insertion connection of the transition connecting piece and the connecting body can be realized.
Preferably, a conical plug is arranged at one end of the transition connecting piece, which is plugged into the connecting body.
Through the arrangement, the conical plug connector is convenient for the transition connecting piece to be plugged into the plugging groove.
Preferably, an auxiliary twisting groove is formed in one end, connected with the connecting body in an inserting mode, of the transition connecting piece.
Through setting up like this, supplementary turning groove of twisting is used for being connected with appurtenance such as spanner, screwdriver, conveniently with transition connection spare and connection body separation.
Preferably, the auxiliary twist groove is provided on an end face of the transition piece.
Through setting up like this, be convenient for processing production to be favorable to the protection of supplementary twisting.
As an alternative, the auxiliary twist groove is provided on an outer wall surface of the transition piece.
As an alternative, the auxiliary twist groove is provided on an inside surface of the transition piece.
Through setting up like this, the installation and the dismantlement of the supplementary transition piece of being convenient for can all be realized to two kinds of alternative ways.
Preferably, the seal ring is an O-ring seal.
Compared with the prior art, the utility model discloses profitable technological effect has been obtained:
through setting up transition connection spare, install the sealing washer on transition connection spare earlier, two connection body coupling that rethread transition connection spare will treat to connect can effectively reduce the circumstances that the sealing washer misplaced, dropped, and the volume of compression that the sealing washer allows is big, and this sealing connection structure has to connect reliably, stable and sealed effectual advantage, is particularly useful for the limited application occasion in field of vision.
Drawings
FIG. 1 is a schematic diagram of a prior art radial seal configuration;
fig. 2 is a schematic structural view of a sealing connection structure in embodiment 1 of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic view of the sealing connection structure according to the embodiment of the present invention in practical application in the field of laser cutting.
Wherein, the technical characteristics that each reference numeral refers to are as follows:
1. a member to be connected; 101. a groove; 2. an O-shaped ring; 3. a connecting body; 301. accommodating grooves; 302. an internally threaded bore; 303. inserting grooves; 4. a transition piece; 401. mounting grooves; 402. an external thread; 403. a plug-in connector; 404. auxiliary twisting grooves; 5. a seal ring; 6. a water-cooling assembly; 7. a base; 8. a housing.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments, but the scope of the present invention is not limited to the following specific embodiments.
Example 1
Referring to fig. 2 and fig. 3, the embodiment discloses a sealing connection structure, which is disposed between two connecting bodies 3 to be butted, and includes a hollow transition connecting piece 4, one end of the transition connecting piece 4 is detachably and fixedly connected with one of the connecting bodies 3, the other end is connected with the other connecting body 3 in an inserting manner, a mounting groove 401 for mounting a sealing ring 5 is disposed on the outer wall of the transition connecting piece 4, the end surface of one of the connecting bodies 3 abuts against the sealing ring 5, and a holding groove 301 for holding the sealing ring 5 is disposed on the end surface of the other connecting body 3.
Preferably, in the present embodiment, the transition piece 4 is connected with the connecting body 3 through a threaded structure.
Further, the preferred setting manner of this embodiment is: one end of the transition connecting piece 4 is provided with an external thread 402, one of the connecting bodies 3 is provided with an internal thread hole 302, and the transition connecting piece 4 is connected with the internal thread hole 302 through the external thread 402.
Preferably, in this embodiment, the connection body 3 in plug-in connection with the transition piece 4 is provided with a plug-in groove 303 for the plug-in connection of the transition piece 4, and the transition piece 4 is inserted into the plug-in groove 303 to be connected with the connection body 3.
Preferably, in this embodiment, a tapered plug 403 is disposed at one end of the transition piece 4 inserted into the connecting body 3.
Preferably, in this embodiment, an auxiliary twisting groove 404 is provided at one end of the transition piece 4, which is in plug connection with the connecting body 3.
Further, the preferred setting manner of this embodiment is: an auxiliary twist groove 404 is provided on the end face of the transition piece 4.
Preferably, in the present embodiment, the sealing ring 5 is an O-ring.
In other embodiments, the seal ring 5 may also be a seal ring 5 with other cross-sectional shapes, such as a V-shaped seal ring 5, a U-shaped seal ring 5, and a Y-shaped seal ring 5.
The connecting body 3 may be a tube or a disc with a cavity.
In this embodiment, the transition connecting piece 4 is a cylindrical structure with a circular cross section, and since the sealing ring 5 is fixed on the transition connecting piece 4 first and then connected with the connecting body 3 to be connected, the centering of the sealing ring 5 and the internal flow passage of the connecting body 3 is kept.
In this embodiment, among the sealing connection structure is arranged in connecting laser beam machining equipment, refer to fig. 4, connect body 3 and be water cooling module 6, base 7 respectively, water cooling module 6 is located 8 insides of dustcoat, owing to receive 8 interferences of dustcoat, reliable stable sealed can not be guaranteed to conventional sealing connection mode, therefore adopts the utility model discloses a sealing connection structure has transition connection piece 4 of sealing washer 5 to connect water cooling module 6 and base 7 through a plurality of cover.
The utility model discloses use of embodiment:
during installation, the sealing ring 5 is clamped in the installation groove 401, the sealing ring 5 is installed on the transition connecting piece 4, and then the thread of the transition connecting piece 4 is connected into the internal thread hole 302 of the connecting body 3, so that the sealing ring 5 is abutted against the end face of the connecting body 3;
then, another connecting body 3 is aligned with one end of the transition piece 4 away from the external thread 402, so that the plug 403 of the transition piece 4 is inserted into the plug groove 303, and the sealing ring 5 is pressed in the accommodating groove 301, thereby realizing the connection of the two connecting bodies 3.
In order to ensure the connection stability of the two connection bodies 3, the two connection bodies 3 may be further fixed by applying opposite combined external force to the two connection bodies 3 or by providing a connecting member such as a bolt or a nut.
The sealing connection structure can effectively reduce the possibility that the sealing ring 5 drops or misplaces in the connection process of the two connection bodies 3, thereby ensuring the quality of sealing connection.
Example 2
The present embodiment discloses a sealing connection structure, and based on embodiment 1, the present embodiment is different from embodiment 1 in that:
the transition piece may be connected to the connector body by a screw or bolt-nut assembly.
Example 3
The present embodiment discloses a sealing connection structure, and based on the above embodiments, the present embodiment is different from the above embodiments in that:
the transition piece may be connected by a snap-fit connection as is conventional in the art.
Example 4
The present embodiment discloses a sealing connection structure, and based on the above embodiments, the present embodiment is different from the above embodiments in that:
one end of the transition connecting piece can be provided with an internal thread hole, a connecting convex column extends out of the connecting body, and an outer shaft of the connecting convex column is provided with an external thread matched with the internal thread hole.
Example 5
The present embodiment discloses a sealing connection structure, and based on the above embodiments, the present embodiment is different from the above embodiments in that:
the transition connecting piece is provided with a splicing groove at one end spliced with the connecting body, and the connecting body is provided with a splicing convex column matched with the splicing groove.
Example 6
The present embodiment discloses a sealing connection structure, and based on the above embodiments, the present embodiment is different from the above embodiments in that:
the auxiliary twisting groove is arranged on the outer wall surface of the transition connecting piece.
Example 7
The present embodiment discloses a sealing connection structure, and based on the above embodiments, the present embodiment is different from the above embodiments in that:
because the transition piece is hollow, the auxiliary twisting groove can be arranged on the inner side surface of the hollow inner cavity of the transition piece.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. In addition, although specific terms are used in the specification, the terms are used for convenience of description and do not limit the utility model in any way.
Claims (8)
1. The utility model provides a sealing connection structure, sets up between two connection body (3) of treating the butt joint, its characterized in that, includes a hollow transition connection spare (4), the one end and one of them of transition connection spare (4) connection body (3) detachably fixed connection, the other end and another connection body (3) plug-in connection, set up mounting groove (401) that supply sealing washer (5) to install on transition connection spare (4) outer wall, one of them the terminal surface of connection body (3) with sealing washer (5) butt, set up on another connection body's (3) the holding tank (301) of sealing washer (5).
2. The sealing connection according to claim 1, characterized in that the transition piece (4) is connected with the connection body (3) by a screw thread structure.
3. The sealing connection structure according to claim 2, wherein an external thread (402) is provided at one end of the transition piece (4), an internal thread hole (302) is provided on one of the connection bodies (3), and the transition piece (4) is connected with the internal thread hole (302) through the external thread (402).
4. The sealing connection structure according to any one of claims 1 to 3, wherein an insertion groove (303) for inserting the transition piece (4) is formed in the connection body (3) in insertion connection with the transition piece (4), and the transition piece (4) is inserted into the insertion groove (303) to connect with the connection body (3).
5. The sealing connection structure according to claim 4, characterized in that the end of the transition piece (4) that is plugged into the connection body (3) is provided with a conical plug (403).
6. The sealing connection structure according to claim 1, 2, 3 or 5, characterized in that an auxiliary twist groove (404) is arranged at one end of the transition piece (4) which is in plug connection with the connection body (3).
7. The sealing connection according to claim 6, characterized in that the auxiliary twist groove (404) is provided on an end face of the transition piece (4).
8. The sealing connection according to claim 1, 2, 3, 5 or 7, characterized in that the sealing ring (5) is an O-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022997231.8U CN214119227U (en) | 2020-12-11 | 2020-12-11 | Sealing connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022997231.8U CN214119227U (en) | 2020-12-11 | 2020-12-11 | Sealing connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214119227U true CN214119227U (en) | 2021-09-03 |
Family
ID=77510751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022997231.8U Active CN214119227U (en) | 2020-12-11 | 2020-12-11 | Sealing connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214119227U (en) |
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2020
- 2020-12-11 CN CN202022997231.8U patent/CN214119227U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 528311 No. 4 Anye Road, Shunjiang Community Industrial Park, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee after: Guangdong Hongshi Laser Technology Co.,Ltd. Address before: 528311 Beijiao Town, Shunde District, Foshan, Guangdong, Beijiao, 8, two Pearl River Road, industrial park, Patentee before: Guangdong Hongshi Laser Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |