Self-closing fluid connector

Abstract

The utility model relates to the technical field of connectors, in particular to a self-closing fluid connector, which comprises a connecting seat assembly and a connector assembly, the connector assembly can be inserted into the connecting seat assembly, the connecting seat assembly comprises a connecting seat self-closing fluid gas assembly and a shell, the shell is sleeved outside the self-closing fluid gas assembly, and the connector assembly can be inserted into the connecting seat assembly. The connector assembly comprises a wire clamp, an outer sleeve, an inner sleeve, a tail cap, a connector self-closing fluid gas assembly and a connector self-closing fluid gas assembly, the wire clamp is placed in the inner sleeve, the inner sleeve is connected with the tail cap so that the connector self-closing fluid gas assembly and the wire clamp can be clamped and fixed, and the inner sleeve can be inserted into the shell. The connector assembly and the connecting seat assembly are provided with the self-closing fluid assemblies, so that the product is light in weight, quick plugging and self-locking can be realized, the pressure borne by the internal self-closing fluid assemblies can reach 0.5 Mpa-1. 5Mpa, the fluid transmission is stable in the process that the connector assembly and the connecting seat assembly are matched for use, the leakage is avoided, and the disassembly and the replacement are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a self-closing fluid connector. Background Art

[0002] Currently, the products on the market involving self-closing fluids are steel ball self-locking or snap-locking quick connectors, and their usage scenarios are relatively simple.

[0003] The utility model discloses a self-closing fluid circular push-pull self-locking connector, which adopts a push-pull self-locking shell to suit a self-closing fluid component and can also be mixed and used in a compatible manner such as a fluid power-on signal and a gas power-on signal, so that the usage scenarios are more diversified. Utility Model Content

[0004] In order to solve the problems in the above-mentioned background technology, the utility model provides a self-closing fluid connector for gas line connection, and solves the problem of unstable fluid transmission in the prior art.

[0005] The solution adopted by the utility model to solve its technical problems is: a self-closing fluid connector, including a connecting seat assembly and a connecting head assembly, wherein the connecting head assembly can be inserted into the connecting seat assembly, the connecting seat assembly includes a connecting seat self-closing fluid gas assembly and a shell, the shell is sleeved on the outside of the self-closing fluid gas assembly, the connecting head assembly includes a wire clamp, an outer sleeve, an inner sleeve, a tail cap, and a connecting head self-closing fluid gas assembly, the connecting head self-closing fluid gas assembly and the wire clamp are placed in the inner sleeve, the inner sleeve is connected to the tail cap so as to clamp and fix the connecting head self-closing fluid gas assembly and the wire clamp, the outer sleeve is connected to the inner sleeve and the outer sleeve is sleeved on the outside of the inner sleeve, and the inner sleeve can be inserted into the shell.

[0006] In the above structure, the outer sleeve is provided with a button hole, the inner sleeve is provided with a button position, the button position of the inner sleeve is buckled on the button hole of the outer sleeve, and the outer sleeve slides on the inner sleeve toward the end with the button position.

[0007] In the above structure, the inner sleeve is provided with elastic grooves on both sides of the buckle position so that the buckle position can be placed on the elastic arm.

[0008] In the above structure, the outer wall of the outer jacket is provided with grooves to increase friction, and the outer wall of the outer jacket is provided with sliding marks to mark the direction of movement.

[0009] In the above structure, the inner sleeve is provided with an inner sleeve first step and an inner sleeve second step, the wire clamp is provided with a wire clamp first step and a wire clamp second step, the connector self-fluid outer shell is provided with a self-fluid first step and a self-fluid second step, the inner sleeve first step is fitted with the wire clamp first step, the self-fluid first step is fitted with the inner sleeve second step, and the self-fluid second step is fitted with the wire clamp second step.

[0010] In the above structure, the wire clamp is provided with a wire clamp inclined surface, and the tail cap is provided with a tail cap inclined surface, and the wire clamp inclined surface is fitted with the tail cap inclined surface.

[0011] In the above structure, the inner sleeve is provided with an inner sleeve key bone and an inner sleeve key groove, the connector self-closing fluid gas component is provided with a self-closing fluid key groove, and the wire clamp is provided with a wire clamp key bone. The inner sleeve key bone is placed in the self-closing fluid key groove of the connector self-closing fluid gas component to prevent the inner sleeve from rotating relative to the connector self-closing fluid gas component, and the wire clamp key bone is placed in the inner sleeve key groove of the inner sleeve to prevent the inner sleeve from rotating relative to the wire clamp.

[0012] In the above structure, the connector self-closing fluid gas component includes a connector self-fluid housing, a spring, an air nozzle, and a connector piston, wherein the air nozzle is installed on the connector self-fluid housing, the connector piston is connected to the air nozzle through a spring, the connector piston is sealed with the connector self-fluid housing, and the spring or air pressure can make the connector piston slide in the connector self-fluid housing to disconnect or connect the gas path.

[0013] In the above structure, the connecting seat self-closing fluid gas component includes a connecting seat self-fluid housing, a spring, an air nozzle, and a connecting seat piston, wherein the air nozzle is installed on the connecting seat self-fluid housing, the connecting seat piston is connected to the air nozzle through a spring, the connecting seat piston is sealed with the connecting seat self-fluid housing, and the spring or air pressure can make the connecting seat piston slide in the connecting seat self-fluid housing to disconnect or connect the gas path.

[0014] The beneficial effects of the utility model are as follows: by arranging a self-closing fluid component in the connector assembly and the connector seat assembly, the product is lightweight, can achieve quick plug-in and pull-out self-locking, has a service life of more than 2000 times, and the internal self-closing fluid component can withstand a pressure of 0.5Mpa-1.5Mpa. During the use of the connector assembly and the connector seat assembly, the fluid transmission is stable, no leakage occurs, and it is easy to disassemble and replace.

[0015] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention, it can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the present invention more obvious and easy to understand, the following preferred embodiments are specifically cited and described in detail with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the connector assembly of the utility model;

[0017] Figure 2 A three-dimensional diagram of the connector assembly of the utility model from another angle;

[0018] Figure 3 This is an exploded view of the connector assembly of the utility model;

[0019] Figure 4 This is an exploded view of the connector assembly of the utility model from another angle;

[0020] Figure 5 This is an exploded view of the self-closing fluid and gas component of the connection seat of the utility model;

[0021] Figure 6 This is an exploded view of the self-closing fluid and gas components of the connector of the utility model;

[0022] Figure 7 This is the internal structure diagram of the self-closing fluid gas component of the connection seat of the utility model;

[0023] Figure 8 This is the internal structure diagram of the self-closing fluid gas component of the connector of the utility model;

[0024] Fig. 9 This is the internal structure diagram of the tail cap of the utility model;

[0025] Fig.10 It is the internal structure diagram of the inner sleeve of the utility model.

[0026] In the figure: 1, connector assembly; 2, connector assembly; 3, connector self-closing fluid gas assembly; 4, shell; 5, connector self-closing fluid shell; 6, wire clamp; 7, outer sleeve; 8, inner sleeve; 9, tail cap; 10, connector self-closing fluid gas assembly; 11, connector self-closing fluid shell; 12, self-closing fluid first step; 13, self-closing fluid second step; 14, buckle hole; 15, buckle position; 16, elastic groove; 17, elastic arm; 18 , concave pattern; 19, sliding mark; 20, first step of inner sleeve; 21, second step of inner sleeve; 22, first step of wire clamp; 23, second step of wire clamp; 24, inclined surface of wire clamp; 25, inclined surface of tail cap; 26, spring; 27, air nozzle; 28, key bone of inner sleeve; 29, keyway of inner sleeve; 30, keyway of self-closing fluid; 31, key bone of wire clamp; 32, piston of connector; 33, piston of connector seat; 34, piston sleeve; 35, sealing ring. DETAILED DESCRIPTION

[0027] In order to make the content of the utility model more clearly understood, the utility model is further described below based on specific embodiments in combination with the accompanying drawings.

[0028] It should be noted that the terms "center", "upper", "lower", "front", "back", "left", "right", "inner", "outer" and the like used herein to indicate directions or positional relationships are based on directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present invention. Unless otherwise specified, "plurality" means two or more.

[0029] Unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood by specific circumstances.

[0030] Referring to the accompanying drawings, a self-closing fluid connector includes a connecting seat assembly 1 and a connecting head assembly 2, wherein the connecting head assembly 2 can be inserted into the connecting seat assembly 1, the connecting seat assembly 1 includes a connecting seat self-closing fluid gas assembly 3 and a shell 4, the shell 4 is sleeved on the outside of the self-closing fluid gas assembly 3, the connecting head assembly 2 includes a wire clamp 6, an outer sleeve 7, an inner sleeve 8, a tail cap 9, and a connecting head self-closing fluid gas assembly 10, the connecting head self-closing fluid gas assembly 10 and the wire clamp 6 are placed in the inner sleeve 8, the inner sleeve 8 is connected to the tail cap 9 so as to clamp and fix the connecting head self-closing fluid gas assembly 10 and the wire clamp 6, the outer sleeve 7 is connected to the inner sleeve 8 and the outer sleeve 7 is sleeved on the outside of the inner sleeve 8, and the inner sleeve 8 can be inserted into the shell 4.

[0031] Furthermore, the outer cover 7 is provided with a button hole 14 , and the inner cover 8 is provided with a button position 15 . The button position 15 of the inner cover 8 is buckled on the button hole 14 of the outer cover 7 , and the outer cover 7 slides on the inner cover 8 toward the end with the button position 15 .

[0032] Furthermore, the inner sleeve 8 is provided with elastic grooves 16 on both sides of the buckle position 15 so that the buckle position 15 can be placed on the elastic arms 17 .

[0033] Furthermore, the outer wall of the outer sleeve 7 is provided with grooves 18 to increase friction, and the outer wall of the outer sleeve 7 is provided with sliding marks 19 to mark the direction of movement.

[0034] Furthermore, the inner sleeve 8 is provided with an inner sleeve first step 20 and an inner sleeve second step 21, the wire clamp 6 is provided with a wire clamp first step 22 and a wire clamp second step 23, the connector self-fluid outer shell 11 is provided with a self-fluid first step 12 and a self-fluid second step 13, the inner sleeve first step 20 is fitted with the wire clamp first step 22, the self-fluid first step 12 is fitted with the inner sleeve second step 21, and the self-fluid second step 13 is fitted with the wire clamp second step 23.

[0035] Furthermore, the wire clamp 6 is provided with a wire clamp inclined surface 24 , and the tail cap 9 is provided with a tail cap inclined surface 25 , and the wire clamp inclined surface 24 is in contact with the tail cap inclined surface 25 .

[0036] Furthermore, the inner sleeve 8 is provided with an inner sleeve key bone 28 and an inner sleeve key groove 29, the connector self-closing fluid gas component 10 is provided with a self-closing fluid key groove 30, and the wire clamp 6 is provided with a wire clamp key bone 31. The inner sleeve key bone 28 is placed in the self-closing fluid key groove 30 of the connector self-closing fluid gas component 10 to prevent the inner sleeve 8 from rotating relative to the connector self-closing fluid gas component 10, and the wire clamp key bone 31 is placed in the inner sleeve key groove 29 of the inner sleeve 8 to prevent the inner sleeve 8 from rotating relative to the wire clamp 6.

[0037] Furthermore, the connector self-closing fluid gas component 10 includes a connector self-fluid housing 11, a spring 26, an air nozzle 27, and a connector piston 32, wherein the air nozzle 27 is installed on the connector self-fluid housing 11, the connector piston 32 is connected to the air nozzle 27 through the spring, and a sealing ring 35 is provided between the connector piston 32 and the connector self-fluid housing 11 for sealing. The spring 26 or air pressure can make the connector piston 32 slide in the connector self-fluid housing 11 to disconnect or connect the gas path.

[0038] Furthermore, the connecting seat self-closing fluid gas component 3 includes a connecting seat self-fluid housing 5, a spring 26, an air nozzle 27, a connecting seat piston 33, and a piston sleeve 34, wherein the air nozzle 27 is installed on the connecting seat self-fluid housing 5, the connecting seat piston 33 is connected to the air nozzle 27 through the spring, the connecting seat piston 33 is sealed with the piston sleeve 34, the piston sleeve 34 is connected to the connecting seat self-fluid housing 5, the piston sleeve 34 and the connecting seat self-fluid housing 5 and the connecting seat piston 33 are all sealed with a sealing ring 35, and the spring 26 or air pressure can make the connecting seat piston 33 slide in the connecting seat self-fluid housing 5 to disconnect or connect the gas path.

[0039] The utility model sets a self-closing fluid component in the connector component and the connector seat component. The product is lightweight, can achieve quick plug-in and self-locking, has a service life of more than 2,000 times, and the internal self-closing fluid component can withstand a pressure of 0.5Mpa-1.5Mpa. During the use of the plug and socket, the fluid transmission is stable and will not leak. It is also easy to disassemble and replace. Specifically, it has the following features:

[0040] Beneficial effects:

[0041] 1. By setting a self-closing fluid component in the connector assembly 2 and the connector seat assembly 1, the product is lightweight, can achieve quick plug-in and self-locking, and has a service life of more than 2,000 times. The internal self-closing fluid component can withstand a pressure of 0.5Mpa-1.5Mpa. During the use of the connector assembly 2 and the connector seat assembly 1, the fluid transmission is stable, no leakage occurs, and it is easy to disassemble and replace;

[0042] 2. Elastic grooves 16 are provided on both sides of the buckle position 15 through the inner sleeve 8 so that the buckle position 15 is placed on the elastic arm 17;

[0043] 3. The outer sleeve 7 is provided with a button hole 14, the inner sleeve 8 is provided with a button position 15, the button position 15 of the inner sleeve 8 is buckled on the button hole 14 of the outer sleeve 7, and the outer sleeve 7 slides on the inner sleeve 8 toward the end with the button position 15;

[0044] 4. The outer wall of the outer sleeve 7 is provided with grooves 18 to increase friction, and the outer wall of the outer sleeve 7 is provided with sliding marks 19 to mark the direction of movement.

[0045] The embodiments described above are only preferred implementation modes of the present utility model and cannot be used to limit the protection scope of the present utility model. Any non-substantial changes and modifications made by technicians in this field on the basis of the utility model shall fall within the protection scope of the present utility model.

Claims

1. A self-closing fluid connector, characterized in that: It includes a connecting seat assembly and a connecting head assembly, wherein the connecting head assembly can be inserted into the connecting seat assembly, the connecting seat assembly includes a connecting seat self-closing fluid gas assembly and a shell, the shell is sleeved on the outside of the self-closing fluid gas assembly, the connecting head assembly includes a wire clamp, an outer sleeve, an inner sleeve, a tail cap, and a connecting head self-closing fluid gas assembly, the connecting head self-closing fluid gas assembly and the wire clamp are placed in the inner sleeve, the inner sleeve is connected to the tail cap so as to clamp and fix the connecting head self-closing fluid gas assembly and the wire clamp, the outer sleeve is connected to the inner sleeve and the outer sleeve is sleeved on the outside of the inner sleeve, and the inner sleeve can be inserted into the shell.

2. The self-closing fluid connector according to claim 1, characterized in that: The outer sleeve is provided with a button hole, and the inner sleeve is provided with a button position. The button position of the inner sleeve is buckled on the button hole of the outer sleeve, and the outer sleeve slides on the inner sleeve toward the end with the button position.

3. The self-closing fluid connector according to claim 1, characterized in that: The inner sleeve is provided with elastic grooves on both sides of the buckle position.

4. The self-closing fluid connector according to claim 1, characterized in that: The outer side wall of the outer jacket is provided with concave patterns, and the outer side wall of the outer jacket is provided with sliding marks.

5. The self-closing fluid connector according to claim 1, characterized in that: The inner sleeve is provided with an inner sleeve first step and an inner sleeve second step, the wire clamp is provided with a wire clamp first step and a wire clamp second step, the connector self-fluid outer shell is provided with a self-fluid first step and a self-fluid second step, the inner sleeve first step is fitted with the wire clamp first step, the self-fluid first step is fitted with the inner sleeve second step, and the self-fluid second step is fitted with the wire clamp second step.

6. The self-closing fluid connector according to claim 1, characterized in that: The wire clamp is provided with a wire clamp inclined surface, and the tail cap is provided with a tail cap inclined surface, and the wire clamp inclined surface is fitted with the tail cap inclined surface.

7. The self-closing fluid connector according to claim 1, characterized in that: The inner sleeve is provided with an inner sleeve key bone and an inner sleeve key groove, the connector self-closing fluid gas component is provided with a self-closing fluid key groove, the wire clamp is provided with a wire clamp key bone, the inner sleeve key bone is placed in the self-closing fluid key groove of the connector self-closing fluid gas component, and the wire clamp key bone is placed in the inner sleeve key groove of the inner sleeve.

8. The self-closing fluid connector according to claim 1, characterized in that: The connector self-closing fluid gas component includes a connector self-fluid housing, a spring, an air nozzle, and a connector piston, wherein the air nozzle is installed on the connector self-fluid housing, the connector piston is connected to the air nozzle through a spring, the connector piston is sealed with the connector self-fluid housing, and the spring or air pressure can make the connector piston slide in the connector self-fluid housing to disconnect or connect the gas path.

9. The self-closing fluid connector according to claim 1, characterized in that: The connecting seat self-closing fluid gas component includes a connecting seat self-fluid housing, a spring, an air nozzle, and a connecting seat piston, wherein the air nozzle is installed on the connecting seat self-fluid housing, the connecting seat piston is connected to the air nozzle through a spring, the connecting seat piston is sealed with the connecting seat self-fluid housing, and the spring or air pressure can make the connecting seat piston slide in the connecting seat self-fluid housing to disconnect or connect the gas path.

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