CN219388970U - Cross-type conversion three-way connector - Google Patents

Abstract

The utility model provides a stride type conversion tee connector, including the SAE female joint that communicates each other, NX female joint and first joint handle, SAE female joint is used for with the detachable sealing connection of SAE male joint, NX female joint is used for with the detachable sealing connection of NX male joint, SAE female joint includes the SAE casing, a button for locking SAE male joint and SAE casing, the SAE casing includes the button accommodation portion that holds the button, hold the first sealed accommodation portion of SAE male joint, first sealed accommodation portion holds interior O ring, the isolating ring, outer O ring, outer retainer, NX female joint is equipped with the second sealed accommodation portion that is used for holding NX male joint, SAE male joint outer peripheral face middle part is equipped with the annular first locking protrusion that is used for locking NX female joint with the button cooperation, NX male joint outer peripheral face middle part is equipped with the sealing ring, NX female joint outer peripheral face tip is equipped with the annular second locking protrusion that is locked with the hasp cooperation. An SAE male connector, an NX male connector, and a pipe may be connected.

Description

Cross-type conversion three-way connector

Technical Field

The utility model relates to the field of pipelines, in particular to a cross-type conversion three-way connector.

Background

In the prior art, the quick connector for automobile fluid mainly has two technical categories, namely, the quick connector for the automobile fluid is mainly characterized in that a sealing ring is fixedly arranged on the inner wall of an SAE female connector, a locking convex ring is arranged in the middle of the peripheral surface of the SAE male connector, a button is arranged outside the female connector, and a quick connecting system 246 and NX of German VOSS are mainly characterized in that the sealing ring is arranged on the outer wall of an NX male connector, the locking convex ring is arranged in the middle of the peripheral surface of the NX female connector, and a lock catch is arranged at the NX female connector.

Chinese patent application number CN201820755035X discloses a quick connector comprising: the button comprises a shell, a button used for locking a male connector (SAE male connector) and a shell (SAE shell), wherein the shell comprises a button accommodating part for accommodating the button, a male connector accommodating part for accommodating the male connector and a joint handle used for connecting the pipe body, and the button accommodating part is provided with a window corresponding to a pressing part of the button and a socket corresponding to the male connector.

Chinese patent application number CN201620707023.0 discloses a detachable connector for sealing connection of different pipes, comprising: a locking joint (NX male joint) including a locking joint connection pipe and a locking portion; a mating connector (NX female connector) including a mating connector connecting pipe; the outer peripheral surface of the matched joint connecting pipe is provided with an end locking protrusion.

In the prior art, quick connectors with different standards used by different manufacturers, such as a cooling liquid expansion tank, a radiator and a connecting pipe with different standards used by an engine, need to be connected with a pipeline by using a tee joint and then connected with the corresponding connector and the connecting pipe.

Disclosure of Invention

The utility model aims to provide a cross-type switching three-way connector, which is provided with an SAE female joint, an NX female joint and a joint handle, and can connect an SAE male joint, an NX male joint and a pipeline.

In order to achieve the above object, the present utility model provides a cross-type switching tee connector comprising an SAE female connector, an NX female connector and a first connector shank, which are communicated with each other, wherein the SAE female connector is used for being detachably connected with an SAE male connector in a sealing way, the NX female connector is used for being detachably connected with an NX male connector in a sealing way, the SAE female connector comprises an SAE shell, a button for locking the SAE male connector and the SAE shell, the SAE shell comprises a button accommodating part for accommodating the button, a first seal accommodating part for accommodating the SAE male connector, an inner O ring, a spacer ring, an outer O ring and an outer baffle ring are accommodated in the first seal accommodating part, the NX female connector is provided with a second seal accommodating part for accommodating the NX male connector, the middle part of the outer peripheral surface of the SAE male connector is provided with an annular first locking protrusion for being matched and locked with the button, the middle part of the outer peripheral surface of the NX male connector is provided with a sealing ring, and the outer peripheral surface of the NX female connector is provided with a second annular locking protrusion for being matched and locked with the locking protrusion.

In one embodiment of the utility model, the SAE housing, the NX female connector, and the first stem are integrally formed.

In one embodiment of the utility model, the shackle is a U-shaped steel locking spring made of spring steel.

In one embodiment of the utility model, the SAE housing, the NX female connector, and the first stem are made of plastic.

In one embodiment of the utility model, the SAE housing, the NX female joint, and the first stem are made of glass fiber modified nylon.

In one embodiment of the utility model, the first shank is co-axial with the SAE female joint, and the NX female joint axis is perpendicular to the SAE female joint axis.

In one embodiment of the utility model, the first lug end is provided with an insertion guide.

In one embodiment of the utility model, a plurality of annular protrusions with gradually enlarged cross sections towards the SAE female joint are arranged in the middle of the outer peripheral surface of the first joint handle.

In one embodiment of the utility model, the NX female connector is connected with the SAE housing, and a flow limiting hole is arranged in the NX female connector.

In one embodiment of the utility model, the button, the spacer ring, the outer collar are made of plastic and the inner O-ring, the outer O-ring, the sealing ring are made of rubber.

The utility model can connect SAE male connector, NX male connector and pipeline through SAE female connector, NX female connector and connector handle.

Drawings

Fig. 1 is a block diagram of a cross-type conversion tee connector of a first embodiment of the present utility model.

Fig. 2 is a cross-sectional view of the cross-type conversion tee connector of fig. 1.

Fig. 3 is an exploded view of the NX male joint of fig. 2.

Fig. 4 is a cross-sectional view of the NX male joint of fig. 3.

Fig. 5 is a partial enlarged view at a of fig. 4.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the span-type switching tee connector of the first embodiment of the present utility model includes SAE female joint 11, NX female joint 12 and first joint shank 13 which are communicated with each other, SAE female joint 11 is for detachable sealing connection with SAE male joint 3, NX female joint 12 is for detachable sealing connection with NX male joint 2, SAE female joint 11 includes SAE housing 111 for locking SAE male joint 3 and button 112 of SAE housing 111, SAE housing 111 includes button housing 11a for housing button 112, first sealing housing 11b for housing SAE male joint 3, first sealing housing 11b accommodates inner O ring 101, spacer ring 102, outer O ring 103, outer retainer ring 104, NX female joint 12 is provided with second sealing housing 12b for housing NX male joint 2, the middle of the outer peripheral surface of SAE male joint 3 is provided with annular first locking protrusion 31 for locking with button 112, SAE male joint 2 is provided with annular protrusion for locking with outer peripheral surface of lock catch 12, and the middle of NX male joint 2 is provided with annular protrusion 121 for locking with outer peripheral surface of female joint 121.

The SAE housing 111, the NX female connector 12, and the first stem 13 are integrally formed.

The shackle 24 is a U-shaped steel locking spring made of spring steel.

The SAE housing 111, the NX female connector 12, and the first stem 13 are made of plastic. The SAE housing 111, the NX female joint 12, and the first stem 13 are made of glass fiber modified nylon. The first shank 13 is located on the same axis as the SAE female joint 11, and the NX female joint 12 axis is perpendicular to the SAE female joint 11 axis. The first shank 13 is provided with an insertion guide 130 at an end thereof.

The first shank 13 is provided at the central portion of the outer peripheral surface thereof with a plurality of annular protrusions 131 having a gradually increasing cross section toward the SAE female connector 11.

The NX female connector 12 is connected to the SAE casing 111, and a restriction hole 120 is provided in the NX female connector 12.

The button 112, the spacer ring 102, and the outer ring 104 are made of plastic, and the inner O-ring 101, the outer O-ring 103, and the seal ring 201 are made of rubber.

The NX male joint 2 comprises an NX male joint connecting pipe 21 and a lock catch, a groove 23 for accommodating a sealing ring 201 is formed in the peripheral surface of the NX male joint connecting pipe 21, the NX male joint 2 further comprises the lock catch, the lock catch is a lock spring 24 made of U-shaped steel, the lock spring 24 comprises a pair of elastic arms 241 and a connecting arm 243 for connecting the pair of elastic arms 241, the lower ends of the elastic arms 241 are bent forwards and provided with locking ends 245 which are arranged along the axis direction of the parallel NX male joint connecting pipe 21, the middle part of the connecting arm 243 is provided with a dismounting part 243a which is bent back to the supporting sleeve 25; the NX male joint connecting pipe 21 is provided with a circular supporting sleeve 25 sleeved outside the NX female joint 12 and a connecting beam 257 for connecting and fixing the supporting sleeve 25 and the middle part of the NX male joint connecting pipe 21; the support sleeve 25 is provided with a pair of symmetrically arranged strip-shaped through holes 25a for accommodating the elastic arms 241 on two sides, the middle parts of two sides of the outer wall of the support sleeve 25 are provided with disassembly position depressions 25b matched with the locking ends 245, the locking ends 245 can move downwards to be separated from the disassembly position depressions 25b to a locking position where two ends of the connecting arms 243 abut against the lower part of the outer wall of the support sleeve 25, when the locking ends 245 are in the locking position, a disassembly gap capable of accommodating a disassembly tool is formed between the disassembly parts 243a and the outer wall of the support sleeve 25, the elastic arms 241 block the second locking protrusions 121 to lock the NX female connectors 12, and when the locking ends 245 are matched with the disassembly position depressions 25b, the elastic arms 241 are separated from the second locking protrusions 121. The rear end of the NX male joint connection pipe 21 is connected with a second joint handle 211 for connecting a pipe.

The outer peripheral surface of the supporting sleeve 25 is provided with a pair of first baffles and a pair of second baffles positioned at two sides of the elastic arm 241, and the outer peripheral surface of the supporting sleeve 25 is provided with a third baffle positioned in front of the locking end 245 at the locking position.

The second locking protrusion 121 has a first insertion guide surface 1210, and the first insertion guide surface 1210 presses the pair of elastic arms 241 to open, and the cross section of the locking spring 24 is circular. The first baffle top surface and the second baffle top surface are inclined surfaces, and when the locking spring 24 is installed downwards, the pair of locking ends 245 are matched with the first baffle top surface and the second baffle top surface to separate the pair of elastic arms 241. The lower wall 25e of the dismounting recess 25b is inclined or cambered. The locking spring 24 is made of spring steel. The middle of the upper wall 25f of the disassembly position recess 25b is provided with an anti-drop recess 25f which accommodates the locking end 245.

The NX male joint connection pipe 21, the connection beam 257 and the support sleeve 25 are integrally formed.

The utility model can connect the SAE male joint 3, the NX male joint 2 and the pipeline through the SAE female joint 11, the NX female joint 12 and the joint handle.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a stride type conversion tee connector which characterized in that, including the SAE female joint, NX female joint and the first handle that communicate each other, this SAE female joint is used for with the detachable sealing connection of SAE male joint, this NX female joint is used for with the detachable sealing connection of NX male joint, this SAE female joint includes the SAE casing, is used for locking the button of SAE male joint and SAE casing, the button accommodation portion of button is held to the casing includes, holds the first sealing accommodation portion of SAE male joint, interior O ring, isolating ring, outer O ring, outer retainer are held to first sealing accommodation portion, the NX female joint is equipped with the second sealing accommodation portion that is used for holding the NX male joint, the middle part of the outer peripheral face of SAE male joint is equipped with the annular first locking protrusion that is used for locking with the button cooperation, the middle part of the outer peripheral face of NX male joint is equipped with the sealing ring, the outer peripheral face tip of NX female joint is equipped with the annular second locking protrusion that is locked with the cooperation of locking.

2. The straddle type conversion tee connector according to claim 1, wherein said SAE housing, said NX female connector, and said first lug are of unitary construction.

3. The straddle type transition tee connector of claim 2, wherein said shackle is a U-shaped steel locking spring made of spring steel.

4. The straddle type conversion tee connector of claim 3, wherein said SAE housing, said NX female connector, and said first lug are made of plastic.

5. The straddle type transition tee connector of claim 4, wherein said SAE housing, said NX female fitting, and said first lug are made of fiberglass modified nylon.

6. The straddle type conversion tee connector of claim 5, wherein said first shank is co-axial with said SAE female connector, said NX female connector axis being perpendicular to said SAE female connector axis.

7. The straddle type conversion tee connector according to claim 6, wherein said first lug end is provided with an insertion guide.

8. The straddle type conversion tee joint according to claim 7, wherein the first lug has a plurality of annular projections provided in the middle of the outer peripheral surface thereof, which are gradually enlarged toward the SAE female joint section.

9. The straddle type conversion tee connector of claim 8, wherein said NX female connector is coupled to said SAE housing with a restricted orifice disposed therein.

10. The straddle type transition tee connector of claim 9, wherein said push button, said spacer ring, said outer collar are made of plastic and said inner O-ring, said outer O-ring, said sealing ring are made of rubber.