CN217208263U - Fluid connector and sealing block - Google Patents
Fluid connector and sealing block Download PDFInfo
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- CN217208263U CN217208263U CN202220796608.XU CN202220796608U CN217208263U CN 217208263 U CN217208263 U CN 217208263U CN 202220796608 U CN202220796608 U CN 202220796608U CN 217208263 U CN217208263 U CN 217208263U
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- socket
- block body
- sealing block
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Abstract
The application discloses a fluid connector and a sealing block, wherein the sealing block comprises a sealing block body which is columnar and used for moving along the extending direction of a flow channel of a socket component so as to block/conduct the flow channel; the first rod part is arranged at the first end of the sealing block body and is used for abutting against a plug sealing rod of the plug assembly; the positioning base disc is arranged at the second end of the sealing block body and guides and positions the sealing block body when the sealing block body moves away from the plug assembly, and a first through hole is formed in the part, located on the periphery of the sealing block body, of the positioning base disc; and the guide rib plate is connected with the sealing block body and symmetrically arranged on the periphery of the first rod part, and the end face of the guide rib plate, which is far away from the sealing block body, is a guide inclined plane. The fluid connector and the sealing block improve the butt joint coaxiality of the sealing block and the plug sealing rod, and improve the stability of a product.
Description
Technical Field
The present disclosure relates to connectors, and particularly to a fluid connector and a sealing block.
Background
The fluid connector is used as an important component for connecting fluid pipelines such as a liquid and cold fluid pipeline and controlling the on-off of the fluid pipelines, and the sealing performance and the stability of a product are important. The existing fluid connector usually adopts a plug component and a socket component to be matched, the plug component comprises a hollow guide column and a plug sealing rod, and the hollow guide column forms a flow channel for fluid to flow and is simultaneously blocked by a seat body of the plug sealing rod; the socket assembly includes a sealing block; when the plug component and the socket component are not assembled, the base body of the plug sealing rod seals a flow channel of the plug component, and the sealing block seals the flow channel of the socket component; when the plug assembly is inserted into the socket assembly, the plug sealing rod and the rod part of the sealing block touch and move back, and the sealing of the flow channel is removed after the plug sealing rod and the sealing block move, so that the fluid connector is communicated. However, the sizes of the rod parts of the existing sealing block and the socket sealing rod are smaller than the size of the flow channel of the hollow guide column, the concentricity of the rod parts is difficult to guarantee when the sealing block and the socket sealing rod are butted, and particularly, when the rod part of the sealing block enters the hollow guide column and the rod part of the sealing block is eccentric, the normal use of a product is influenced.
SUMMERY OF THE UTILITY MODEL
The application aims at providing a sealing block, which can improve the coaxiality of butt joint with a plug sealing rod and improve the stability of a product. It is another object of the present application to provide a fluid connector comprising the above described sealing block.
To achieve the above object, the present application provides a seal block comprising:
the sealing block body is columnar and is used for moving along the extending direction of the flow channel of the socket assembly so as to block/conduct the flow channel;
the first rod part is arranged at the first end of the sealing block body and is used for abutting against a plug sealing rod of the plug assembly;
the positioning base disc is arranged at the second end of the sealing block body and guides and positions the sealing block body when the sealing block body moves away from the plug assembly, and a first through hole is formed in the part, located on the periphery of the sealing block body, of the positioning base disc;
the guide rib plate is connected with the sealing block body and symmetrically arranged on the periphery of the first rod part, and the end face, far away from the sealing block body, of the guide rib plate is a guide inclined plane.
In some embodiments, the first stem portion, the seal block body, and the positioning base plate are coaxially disposed.
In some embodiments, two groups of guide rib plates are symmetrically arranged, or three groups of guide rib plates are uniformly arranged along the circumferential direction.
In some embodiments, the sealing block body is provided with an annular groove, and the annular groove is sleeved with the first sealing ring.
In some embodiments, the end of the sealing block body connected with the positioning base disc is tapered in diameter in the direction towards the positioning base disc and forms a diversion inclined plane.
In some embodiments, the end of the positioning base plate far away from the sealing block body is coaxially provided with a positioning projection.
The application also provides a fluid connector, which comprises a plug assembly and a socket assembly, wherein the plug assembly comprises a plug base shell, a plug spring, a plug sealing rod and a plug shell, the plug sealing rod is pressed between the plug base shell and the plug shell through the plug spring, the plug shell is provided with a hollow guide post for inserting the socket assembly, and the hollow guide post is provided with an annular locking groove;
the socket assembly comprises a first socket shell, a control block spring, a second socket shell, a socket spring, a socket base shell and any one of the sealing blocks, wherein the sealing block is arranged between the second socket shell and the socket base shell in a pressing mode through the socket spring;
the control block sets up the spacing portion of annular, and when plug subassembly inserted socket subassembly, the control block was locked in annular locking groove under the drive of control block spring, and the direction inclined plane butt ends in the inner wall of cavity guide post, first pole portion and plug sealing rod butt.
In some embodiments, the plug sealing rod comprises a positioning base, a conical transition section and a second rod part, the conical transition section is connected with the positioning base and the second rod part and used for fitting and sealing the hollow guide post, the positioning base is provided with a plurality of groups of second through holes which are axially communicated along the circumferential direction, and the second through holes are crescent and penetrate through to the periphery of the positioning base.
The sealing block provided by the application seals a flow channel with a set section of the socket component by using the columnar sealing block body, and drives the sealing block to move along the extending direction of the flow channel by means of the collision and retraction of the second rod part and the plug sealing rod, so that the flow channel is conducted, the positioning base plate is arranged to ensure that the sealing block body moves to play a guiding role, and meanwhile, the first through hole ensures the smoothness of the flow channel; the periphery of first pole portion symmetry sets up the direction gusset and forms the direction inclined plane, and the direction inclined plane not only can with the inner wall butt of the cavity guide post of plug subassembly, fixes a position first pole portion, improves the axiality of first pole portion and plug sealing rod, can separate at plug subassembly and socket subassembly moreover, when the seal block body returns and shutoff runner, plays the guide effect to the seal block body, improves the reliability of product, improves user experience.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a block diagram of a seal block provided in an embodiment of the present application;
FIG. 2 is a side view of the seal block;
FIG. 3 is a cross-sectional view of the seal block mounted to the second receptacle housing of the receptacle assembly;
FIG. 4 is a block diagram of a fluid connector provided in an embodiment of the present application;
FIG. 5 is a longitudinal section of FIG. 4;
FIG. 6 is an exploded view of FIG. 4;
FIG. 7 is a block diagram of the plug seal bar of FIG. 6;
fig. 8 is a left side view of fig. 7.
Wherein:
1-a plug base shell, 2-O-shaped rings I, 3-a plug spring, 4-a plug sealing rod, 5-a plug shell, 6-a first socket shell, 7-a control block, 8-a control block spring, 9-a pressing block, 10-O-shaped rings II, 11-a second socket shell, 12-a first sealing ring, 13-a sealing block, 14-a socket spring, 15-O-shaped rings III, 16-a socket base shell and 17-a second sealing ring;
41-a positioning base, 42-a conical transition section, 43-a second rod part and 44-a second through-flow hole;
131-a sealing block body, 132-a first rod part, 133-a positioning base plate, 134-a guide rib plate, 135-a guide inclined plane, 136-an annular groove, 137-a flow guide inclined plane, 138-a first through hole and 139-a positioning bulge.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In order to enable those skilled in the art to better understand the scheme of the present application, the present application will be described in further detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 3, the present embodiment provides a seal block 13, and the seal block 13 includes a seal block body 131, a first rod portion 132, a positioning base plate 133, and a guide rib 134.
The sealing block body 131 is substantially cylindrical, and the size of the sealing block body matches the size of the flow channel of the second socket housing 11 in the socket assembly, when the sealing block body 131 moves into the second socket housing 11, the flow channel of the second socket housing 11 is blocked, and when the sealing block body 131 exits the flow channel of the second socket housing 11, the flow channel of the second socket housing 11 is conducted. Referring to fig. 5 and 6, when the hollow guide post of the plug assembly is inserted into the receptacle assembly, the first rod portion 132 extends into the inner periphery of the hollow guide post and abuts against the plug seal rod 4, the seal block 13 and the plug seal rod 4 are retracted respectively, in order to improve the coaxiality of the second rod portion 43 and the plug seal pin when abutting against each other, guide rib plates 134 are symmetrically arranged on the outer periphery of the first rod portion 132, the length of the guide rib plates 134 is smaller than that of the first rod portion 132, one end of each guide rib plate 134 is connected with the seal block body 131, one end far away from the seal block body 131 forms a guide inclined surface 135, when the first rod portion 132 enters the hollow guide post, the guide inclined surface 135 gradually enters the hollow guide post and is partially blocked outside the hollow guide post, thereby guiding and adjusting the first rod portion 132, improve the axiality of locating piece and cavity guide post and plug sealing rod 4. The positioning base plate 133 is connected to the second end of the sealing block body 131, the size of the positioning base plate 133 is matched with the size of the flow channel of the socket housing, when the sealing block 13 moves along the flow channel extending direction of the socket assembly, the positioning base plate 133 plays a certain guiding and positioning role, a plurality of groups of first through holes 138 are uniformly formed in the peripheral portion, located on the sealing block body 131, of the positioning base plate 133, and the first through holes 138 are used for fluid circulation.
In an embodiment, with continued reference to fig. 1 and 2, two sets of guiding ribs 134 are symmetrically disposed at 180 ° intervals along the periphery of the first rod portion 132, and the axes of the first rod portion 132, the sealing block body 131 and the positioning base plate 133 are disposed in a superposed manner. It is contemplated that, in particular implementations, the guide webs 134 may be further arranged in three or more sets evenly spaced along the circumference of the first rod portion 132.
Further, an annular groove 136 is formed in the periphery of the sealing block body 131, and the annular groove 136 is used for sleeving the first sealing ring 12, so that the sealing performance of the sealing block body 131 on the flow passage of the second socket housing 11 is improved. One end of the sealing block body 131, which is connected with the positioning base disc 133, is arranged in a tapered manner towards the positioning base disc 133, so that a flow guide inclined plane 137 is formed, the fluid is prevented from directly washing the sealing element, and the stability of the product is improved; the coaxial locating protrusion 139 is further disposed at one end of the locating base plate 133 away from the sealing block body 131, and the matching locating of the locating protrusion 139 and the socket spring 14 is utilized to improve the contact ratio between the moving direction of the sealing block 13 and the axial direction of the socket assembly.
With continued reference to fig. 4 to 6, the present embodiment further provides a fluid connector including a plug assembly and a socket assembly, the plug assembly includes a plug base housing 1, a plug spring 3, a plug sealing rod 4 and a plug housing 5. Plug base casing 1 and plug casing 5 cooperation form fluid passage and encapsulate plug spring 3 and plug sealing rod 4, plug spring 3's one end butt plug base casing 1, other end butt plug sealing rod 4, the socket casing sets up the cavity guide post, the periphery of cavity guide post sets up annular locking groove, the cavity guide post is worn to establish by plug sealing rod 4, plug sealing rod 4 is to the runner shutoff of cavity guide post under plug spring 3's effect, when plug subassembly and socket subassembly are pegged graft, plug sealing rod 4 touches sealed piece 13 and rolls back and compress plug spring 3, the cavity guide post switches on.
The socket assembly comprises a first socket housing 6, a control block 7, a control block spring 8, a second socket housing 11, a socket spring 14, a socket base housing 16 and a sealing block 13 as described in the above embodiments. The first socket shell 6 is provided with an opening, a control block spring 8 and a control block 7 are installed on the first socket shell, the control block 7 is provided with an annular limiting part for the hollow guide column to penetrate through, and the control block 7 can move along the radial direction of the first socket shell 6 under the driving of the control block spring 8 and pressing force; firstly, the control block 7 is pressed, after the hollow guide posts are inserted in place, the control block 7 is released, and the control block 7 can be driven by the control block spring 8 to be matched with the annular locking groove by virtue of the annular limiting part to lock the hollow guide posts in the plug assembly. Second socket housing 11 extends into first socket housing 6 through the threaded connection section of one end and is connected with first socket housing 6, and second socket housing 11 extends into socket base housing 16 through the threaded connection section of the other end and is connected with socket base housing 16. One end of the socket spring 14 abuts against the socket base housing 16, the other end abuts against the positioning base disc 133 of the sealing block 13, the positioning base disc 133 is matched with the flow channel of the socket base housing 16, and the sealing block body 131 can enter/exit the flow channel of the second socket housing 11 under the action of guiding the movement of the sealing block 13, so that the plugging/conduction of the plug assembly is realized.
In the above embodiment, referring to fig. 7 and 8, in order to further improve the flow capacity and stability of the fluid connector, the plug sealing rod 4 is particularly modified, the plug sealing rod 4 includes a positioning base 41, a second rod portion 43, and a tapered transition portion 42 connecting the positioning base 41 and the second rod portion 43, the positioning base 41 is engaged with the flow channel in the plug base housing 1 and presses the plug spring 3, the second rod portion 43 is inserted through the hollow guide post, and the tapered transition portion 42 abuts against the port of the hollow guide post to block the hollow guide post. The positioning base 41 is uniformly provided with a plurality of groups of second through holes 44 along the circumferential direction, the second through holes 44 axially penetrate through two sides of the positioning base 41, and the second through holes 44 are crescent-shaped and radially penetrate through to the outer wall of the positioning base 41, so that the flow area of the second through holes 44 is obviously increased, and the flow capacity of the fluid connector is improved. In order to improve the sealing performance of the plug sealing rod 4 to the hollow guide column, the conical transition section 42 is provided with an annular sealing groove as required, and a second sealing ring 17 is arranged in the sealing groove.
The plug assembly further comprises a first O-shaped ring 2, the first O-shaped ring 2 is arranged between the inner periphery and the outer periphery of the connecting section of the plug base shell 1 and the plug shell 5, and the connection tightness of the plug base shell 1 and the plug shell 5 is improved; the socket assembly further comprises a second O-shaped ring 10, an annular pressing block 9 and a third O-shaped ring 15, an annular opening groove is formed in the periphery of the runner port of the second socket shell 11, the second O-shaped ring 10 is arranged in the opening groove, the pressing block 9 is pressed on the second O-shaped ring 10, after the hollow guide column is inserted in place, the second O-shaped ring 10 is matched with the periphery of the tail end of the hollow guide column, and the sealing performance of connection of a runner of the plug assembly and the runner of the socket assembly is improved. The third O-ring 15 is disposed between the inner periphery and the outer periphery of the connection section of the second receptacle housing 11 and the receptacle base housing 16, and improves the sealing property of the connection of the second receptacle housing 11 and the receptacle base housing 16.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The fluid connectors and seal blocks provided by the present application are described in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (8)
1. A seal block, comprising:
the sealing block body is columnar and is used for moving along the extending direction of the flow channel of the socket component so as to block/conduct the flow channel;
the first rod part is arranged at the first end of the sealing block body and is used for abutting against a plug sealing rod of the plug assembly;
the positioning base disc is arranged at the second end of the sealing block body and guides and positions the sealing block body when the sealing block body moves away from the plug assembly, and a first through hole is formed in the part, located on the periphery of the sealing block body, of the positioning base disc;
and the guide rib plate is connected with the sealing block body and symmetrically arranged on the periphery of the first rod part, and the end surface of the guide rib plate, which is far away from the sealing block body, is a guide inclined surface.
2. The seal block of claim 1, wherein the first stem portion, the seal block body, and the positioning base plate are coaxially disposed.
3. The seal block according to claim 1, wherein the guide rib plates are symmetrically arranged in two groups, or the guide rib plates are uniformly arranged in three groups along the circumferential direction.
4. The seal block according to any one of claims 1 to 3, wherein the seal block body defines an annular groove, and the annular groove is configured to receive the first seal ring.
5. The seal block of claim 4, wherein the end of the seal block body connected to the positioning base plate is tapered in diameter in a direction toward the positioning base plate and forms a diversion bevel.
6. The seal block of claim 1, wherein an end of the positioning base plate remote from the seal block body is coaxially provided with a positioning projection.
7. A fluid connector is characterized by comprising a plug assembly and a socket assembly, wherein the plug assembly comprises a plug base shell, a plug spring, a plug sealing rod and a plug shell, the plug sealing rod is pressed between the plug base shell and the plug shell through the plug spring, the plug shell is provided with a hollow guide post for inserting the socket assembly, and the hollow guide post is provided with an annular locking groove;
the socket assembly comprises a first socket housing, a control block spring, a second socket housing, a socket spring, a socket base housing and a sealing block according to any one of claims 1 to 6, wherein the sealing block is pressed between the second socket housing and the socket base housing through the socket spring;
the control block is provided with an annular limiting part, when the plug assembly is inserted into the socket assembly, the control block is locked in the annular locking groove under the driving of the control block spring, the guide inclined plane is abutted and clamped on the inner wall of the hollow guide post, and the first rod part is abutted with the plug sealing rod.
8. The fluid connector according to claim 7, wherein the plug sealing rod comprises a positioning base, a conical transition section and a second rod part, the conical transition section is connected with the positioning base and the second rod part and used for sealing the hollow guide post in a fitting manner, the positioning base is circumferentially provided with a plurality of groups of second through holes which are axially communicated, and the second through holes are crescent-shaped and are communicated to the periphery of the positioning base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220796608.XU CN217208263U (en) | 2022-04-07 | 2022-04-07 | Fluid connector and sealing block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220796608.XU CN217208263U (en) | 2022-04-07 | 2022-04-07 | Fluid connector and sealing block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217208263U true CN217208263U (en) | 2022-08-16 |
Family
ID=82759825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220796608.XU Active CN217208263U (en) | 2022-04-07 | 2022-04-07 | Fluid connector and sealing block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217208263U (en) |
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2022
- 2022-04-07 CN CN202220796608.XU patent/CN217208263U/en active Active
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