CN212960368U - Nylon tube quick connector - Google Patents
Nylon tube quick connector Download PDFInfo
- Publication number
- CN212960368U CN212960368U CN202021332740.2U CN202021332740U CN212960368U CN 212960368 U CN212960368 U CN 212960368U CN 202021332740 U CN202021332740 U CN 202021332740U CN 212960368 U CN212960368 U CN 212960368U
- Authority
- CN
- China
- Prior art keywords
- tube
- wall
- cavity
- nylon tube
- nylon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004677 Nylon Substances 0.000 title claims abstract description 78
- 229920001778 nylon Polymers 0.000 title claims abstract description 78
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 238000003780 insertion Methods 0.000 claims abstract description 21
- 230000037431 insertion Effects 0.000 claims abstract description 21
- 238000010030 laminating Methods 0.000 claims description 15
- 230000008676 import Effects 0.000 claims description 8
- 238000012856 packing Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a nylon tube quick connector, which comprises a shell, wherein the upper end of the shell is provided with an assembly cavity, the assembly cavity is communicated with an inlet, an insertion tube, a gasket and a fixing part are arranged in the assembly cavity, the lower end of the insertion tube is provided with a tube seat, the tube seat covers the inlet, a tube cavity is arranged in the insertion tube, the tube cavity is communicated with the inlet, the gasket is arranged above the tube seat, the inner wall of the gasket is upwards protruded, the fixing part is arranged above the gasket, a fixing cavity is arranged in the fixing part, the fixing part and the gasket form a bayonet in the fixing cavity, a buckling part is arranged in the fixing cavity, the lower end of the buckling part is provided with a clamping strip matched with the bayonet, the inner wall of the gasket, the inner wall of the assembling cavity, the bottom surface of the nylon tube is attached to the tube seat, and the inner cavity of the nylon tube is communicated with the tube cavity, so that the sealing property between the nylon tube and the nylon tube quick joint can be improved.
Description
Technical Field
The utility model relates to an auto-parts field specifically is a nylon tube quick-operation joint.
Background
Nylon pipelines are widely applied to automobiles, such as fuel systems and vacuum boosting systems, and the products have a common characteristic that quick connectors are required to be assembled. The quick connector is a connector which can realize the connection or disconnection of pipelines without tools, and is widely applied to the pipeline connection of gas, gas-liquid sharing, oil pressure and the like, in particular to the connection of automobile fuel pipelines.
The part of present assembly in nylon pipe quick-operation joint is not hard up easily, and nylon pipe is put into nylon pipe quick-operation joint back in, and the leakproofness between nylon pipe and the nylon pipe quick-operation joint is relatively poor, and the medium that flows into in the nylon pipe quick-operation joint leaks from the clearance of nylon outside of tubes side and nylon pipe quick-operation joint inner wall easily, and easy resource-wasting if the medium is inflammable and explosive's material, the accident appears easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a nylon tube quick-operation joint can improve the leakproofness between nylon pipe and the nylon tube quick-operation joint.
In order to achieve the purpose of the invention, the utility model adopts the following technical scheme: a nylon tube quick connector comprises a shell, wherein the shell is hollow, an inlet is formed in the lower end of the shell, threads are formed in the outer side of the inlet, the nylon tube quick connector is connected to a carrier through the threads, an assembly cavity is formed in the upper end of the shell and is communicated with the inlet, an insertion tube, a gasket and a fixing piece are arranged in the assembly cavity, the outer side of the insertion tube is spaced from the inner wall of the assembly cavity, a tube seat is arranged at the lower end of the insertion tube, the outer side of the tube seat is attached to the inner wall of the assembly cavity, the tube seat covers the inlet, a tube cavity is formed in the insertion tube and is communicated with the inlet, the insertion tube penetrates through the gasket and the fixing piece, the outer side of the gasket is attached to the inner wall of the assembly cavity and is arranged above the gasket, a fixing cavity is formed, the buckle spare lower extreme is equipped with the card strip of cooperation bayonet socket, the bayonet socket is put into to the card strip, the intubate runs through buckle spare, there is the interval buckle spare inner wall and the intubate outside, be equipped with the nylon pipe in the buckle spare, the nylon pipe is equipped with the inner chamber, the nylon pipe inner wall laminating intubate outside, the nylon pipe outside is from last to laminating buckle spare inner wall down in proper order, the packing ring inner wall, assembly intracavity wall, nylon pipe bottom surface is on the laminating tube socket, the nylon pipe inner chamber communicates with each other with the lumen, when the medium flows into the import, the medium passes through the lumen and.
Preferably, be equipped with the fixed slot below the tube socket, tube socket bottom surface and shells inner wall laminating, shells inner wall is equipped with the fixed block of cooperation fixed slot, and in the fixed slot was arranged in to the fixed block, it was rotatory at the assembly intracavity to prevent to intubate, avoids not hard up and causes the medium that flows into the nylon tube from the import between intubate and the nylon tube to leak.
Preferably, the fixed slot degree of depth is greater than the fixed block height, and there is the interval fixed slot inboard and the fixed block outside, makes in the fixed slot is arranged in more easily to the fixed block, is favorable to the staff equipment, improves staff work efficiency.
Preferably, the side channel that the fixed slot was equipped with when the fixed block was arranged in the fixed slot, was favorable to the air escape in the fixed slot, was favorable to the staff equipment, improved staff work efficiency.
Preferably, the outside of the clamping part is provided with a clamping block, the clamping block is arranged above the clamping strip, the inner wall of the fixed cavity is provided with a clamping groove matched with the clamping block, and the clamping block is attached to the clamping groove to prevent the clamping part from falling out of the fixed cavity.
Preferably, an inner sealing ring is arranged in the assembling cavity, the inner sealing ring is arranged above the tube seat and below the inner sealing ring, the outer side of the inner sealing ring is attached to the inner wall of the assembling cavity, the inserting tube penetrates through the inner sealing ring, the inner side of the inner sealing ring is spaced from the outer side of the inserting tube, the outer side of the nylon tube is attached to the inner side of the inner sealing ring, the inserting tube and the nylon tube can be fastened by the inner sealing ring, and the sealing performance between the nylon tube and.
Preferably, the shell is provided with an outer sealing ring, the outer sealing ring is arranged at the upper end of the thread, the inner side of the outer sealing ring is attached to the outer side of the shell, and the connection sealing performance between the shell and the carrier can be improved.
Preferably, the shell is provided with an outer ring groove, and the outer sealing ring is arranged in the outer ring groove, so that the outer sealing ring is prevented from being damaged due to external collision and friction.
Preferably, the housing is provided with an anti-slip means on the outside to facilitate twisting of the housing for attachment to the carrier by means of a screw thread.
Compared with the prior art, the nylon tube quick connector adopting the technical scheme has the advantages that when a worker plugs the nylon tube into the clamping part, the nylon tube is arranged on the tube seat along the insertion tube, the insertion tube penetrates through the nylon tube and the gasket, the nylon tube is clamped between the insertion tube and the gasket, namely, the inner wall of the nylon tube is attached to the outer side of the insertion tube, the gasket is attached to the outer side of the nylon tube, the clamping strip of the clamping part is expanded outwards until the clamping strip is buckled into the clamping opening, the outer side of the nylon tube is attached to the inner side of the clamping part, the nylon tube cannot be taken out of the clamping part, the sealing performance between the nylon tube and the insertion tube is improved, and the medium flowing into the nylon tube from.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the nylon tube quick coupling of the present invention.
FIG. 2 is a schematic plane view of the quick coupling for nylon tube in example 1.
Fig. 3 is a schematic structural view of the housing in embodiment 1.
Fig. 4 is a planar view of the case in example 1.
FIG. 5 is a schematic plane view of the quick coupling for nylon tube in example 1.
Fig. 6 is a schematic structural view of the cannula in example 1.
Fig. 7 is a schematic structural view of the fastening device in embodiment 1.
Fig. 8 is a planer view of the fixing member in example 1.
Fig. 9 is a schematic structural view of the nylon tube quick coupling in embodiment 1.
Fig. 10 is a schematic structural view of the combination of the nylon tube quick coupling and the nylon tube in embodiment 1.
FIG. 11 is a schematic plane view of the quick coupling for nylon tube in example 2.
Fig. 12 is a schematic structural view of the cannula in example 2.
Reference numerals: 1. a housing; 11. an anti-slip member; 12. an outer ring groove; 16. an inlet; 17. an assembly chamber; 18. a fixed block; 2. a fastener; 21. a clamping block; 22. clamping the strip; 3. a gasket; 4. inserting a tube; 41. a lumen; 42. a tube holder; 43, fixing grooves; 44. a side groove; 5. a fixing member; 51. a fixed cavity; 52. a bayonet; 53. a card slot; 6. an inner seal ring; 7. an outer sealing ring; 8. a nylon tube.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1:
the nylon tube quick connector shown in fig. 1 to 10 comprises a shell 1, wherein the shell 1 is hollow, an inlet 16 is arranged at the lower end of the shell 1, threads are arranged on the outer side of the inlet 16, an assembly cavity 17 is arranged at the upper end of the shell 1, the assembly cavity 17 is communicated with the inlet 16, an insertion tube 4, a gasket 3 and a fixing piece 5 are arranged in the assembly cavity 17, the outer side of the insertion tube 4 is spaced from the inner wall of the assembly cavity 17, a tube seat 42 is arranged at the lower end of the insertion tube 4, the outer side of the tube seat 42 is attached to the inner wall of the assembly cavity 17, the tube seat 42 covers the inlet 16, a tube cavity 41 is arranged in the insertion tube 4, the tube cavity 41 is communicated with the inlet 16, the insertion tube 4 penetrates through the gasket 3 and the fixing piece 5, the inner wall of the assembly cavity 17 attached to the outer side of the gasket 3 is arranged, fixing member 5 and packing ring 3 form bayonet 52 in fixed chamber 51, be equipped with buckle 2 in fixed chamber 51, 2 lower extremes of buckle are equipped with the card strip 22 of cooperation bayonet 52, bayonet 52 is put into to card strip 22, 4 run through buckle 2 of intubate, 2 inner walls of buckle and 4 outsides of intubate have the interval, be equipped with nylon tube 8 in the buckle 2, nylon tube 8 is equipped with the inner chamber, 8 inner walls of nylon tube laminating intubate 4 outsides, 8 outsides of nylon tube are from last to laminating 2 inner walls of buckle in proper order down, 3 inner walls of packing ring, assembly chamber 17 inner walls, 8 bottom surfaces of nylon tube are above laminating tube socket 42, 8 inner chambers of nylon tube communicate with each other with lumen 41, when the medium flows into import 16, the medium passes through lumen 41 and flows into 8 inner chambers.
Wherein, the outer side of the fastener 2 is provided with a clamping block 21, the clamping block 21 is arranged above the clamping strip 22, the inner wall of the fixed cavity 51 is provided with a clamping groove 53 matched with the clamping block 21, and the clamping block 21 is attached in the clamping groove 53.
Wherein, be equipped with interior sealing washer 6 in the assembly chamber 17, interior sealing washer 6 is located tube socket 42 top and interior sealing washer 6 locates packing ring 3 below, and the laminating of interior sealing washer 6 outside assembles the chamber 17 inner wall, and interior sealing washer 6 is run through to intubate 4, and there is the interval in the inboard and 4 outsides of intubate of interior sealing washer 6, and the inboard 6 insides of interior sealing washer of 8 outsides laminating of nylon tube.
The shell 1 is provided with an outer sealing ring 7, the outer sealing ring 7 is arranged at the upper end of a thread, the inner side of the outer sealing ring 7 is attached to the outer side of the shell 1, the shell 1 is provided with an outer ring groove 12, the outer sealing ring 7 is arranged in the outer ring groove 12, and the outer side of the shell 1 is provided with an anti-skid piece 11.
Example 2:
as shown in fig. 11 to 12, in this embodiment, based on embodiment 1, a fixing groove 43 is disposed below a tube seat 42, a bottom surface of the tube seat 42 is attached to an inner wall of a housing 1, a fixing block 18 that fits the fixing groove 43 is disposed on the inner wall of the housing 1, the fixing block 18 is disposed in the fixing groove 43, a depth of the fixing groove 43 is greater than a height of the fixing block 18, a distance is formed between an inner side of the fixing groove 43 and an outer side of the fixing block 18, and a side groove 44 is disposed in the.
The above description is a preferred embodiment of the present invention, and a person skilled in the art can make several modifications and improvements without departing from the principles of the present invention, and these should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a nylon tube quick-operation joint which characterized in that: including casing (1), casing (1) inside cavity, casing (1) lower extreme is equipped with import (16), import (16) outside is equipped with the screw thread that is used for connecting the carrier, casing (1) upper end is equipped with assembly chamber (17), assembly chamber (17) communicate with each other with import (16), be equipped with intubate (4), packing ring (3) and mounting (5) in assembly chamber (17), intubate (4) outside and assembly chamber (17) inner wall have the interval, intubate (4) lower extreme is equipped with tube socket (42), tube socket (42) outside laminating assembly chamber (17) inner wall, tube socket (42) cover import (16), be equipped with lumen (41) in intubate (4), lumen (41) communicates with each other with import (16), intubate (4) run through packing ring (3) and mounting (5), packing ring (3) outside laminating assembly chamber (17) inner wall locates tube socket (42) top, the inner wall of the gasket (3) is spaced from the outer side of the insertion tube (4), the inner wall of the gasket (3) is protruded upwards, the inner wall of a fitting assembly cavity (17) at the outer side of the fixing piece (5) is arranged on the gasket (3), a fixing cavity (51) is arranged in the fixing piece (5), the fixing piece (5) and the gasket (3) form a bayonet (52) in the fixing cavity (51), a buckling piece (2) is arranged in the fixing cavity (51), a clamping strip (22) matched with the bayonet (52) is arranged at the lower end of the buckling piece (2), the bayonet (52) is arranged in the clamping strip (22), the insertion tube (4) penetrates through the buckling piece (2), the inner wall of the buckling piece (2) is spaced from the outer side of the insertion tube (4), a nylon tube (8) is arranged in the buckling piece (2), an inner cavity is arranged in the nylon tube (8), and the inner wall of the nylon tube (, the outer side of the nylon tube (8) is sequentially attached to the inner wall of the buckle part (2), the inner wall of the gasket (3) and the inner wall of the assembly cavity (17) from top to bottom, the bottom surface of the nylon tube (8) is attached to the tube seat (42), and the inner cavity of the nylon tube (8) is communicated with the tube cavity (41); when the medium flows into the inlet (16), the medium flows into the inner cavity of the nylon tube (8) through the tube cavity (41).
2. The nylon tube quick connector according to claim 1, wherein: be equipped with below tube socket (42) and be used for preventing intubate (4) at fixed slot (43) of assembly chamber (17) internal rotation, tube socket (42) bottom surface and casing (1) inner wall laminating, casing (1) inner wall is equipped with fixed block (18) of cooperation fixed slot (43), fixed block (18) are arranged in fixed slot (43).
3. The nylon tube quick connector of claim 2, wherein: the depth of the fixing groove (43) is larger than the height of the fixing block (18), and a space is reserved between the inner side of the fixing groove (43) and the outer side of the fixing block (18).
4. The nylon tube quick connector of claim 2, wherein: the fixing groove (43) is provided with a side groove (44) for circulating air.
5. The nylon tube quick connector according to claim 1, wherein: the clamping block (21) is arranged on the outer side of the clamping piece (2), the clamping block (21) is arranged above the clamping strip (22), a clamping groove (53) matched with the clamping block (21) is formed in the inner wall of the fixed cavity (51), and the clamping block (21) is attached to the clamping groove (53).
6. The nylon tube quick connector according to claim 1, wherein: be equipped with interior sealing washer (6) that are used for fastening intubate (4) and nylon tube (8) in assembly chamber (17), packing ring (3) below is located in interior sealing washer (6) top and interior sealing washer (6), laminating assembly chamber (17) inner wall in interior sealing washer (6) outside, interior sealing washer (6) run through interior sealing washer (6) in intubate (4), there is the interval in interior sealing washer (6) inboard and intubate (4) outside, sealing washer (6) are inboard in the laminating in nylon tube (8) outside.
7. The nylon tube quick connector according to claim 1, wherein: the casing (1) is equipped with and is used for improving the outer seal circle (7) of being connected the leakproofness between casing (1) and the carrier, the screw thread upper end is located in outer seal circle (7), the inboard laminating casing (1) outside of outer seal circle (7).
8. The nylon tube quick connector of claim 7, wherein: the shell (1) is provided with an outer ring groove (12) used for protecting the outer sealing ring (7), and the outer sealing ring (7) is arranged in the outer ring groove (12).
9. The nylon tube quick connector according to claim 1, wherein: and an anti-skid piece (11) convenient for twisting the shell (1) is arranged on the outer side of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021332740.2U CN212960368U (en) | 2020-07-08 | 2020-07-08 | Nylon tube quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021332740.2U CN212960368U (en) | 2020-07-08 | 2020-07-08 | Nylon tube quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212960368U true CN212960368U (en) | 2021-04-13 |
Family
ID=75392066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021332740.2U Expired - Fee Related CN212960368U (en) | 2020-07-08 | 2020-07-08 | Nylon tube quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212960368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113714364A (en) * | 2021-08-17 | 2021-11-30 | 浙江桢利汽车零部件有限公司 | Quick connector and crimping tool and assembly process thereof |
-
2020
- 2020-07-08 CN CN202021332740.2U patent/CN212960368U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113714364A (en) * | 2021-08-17 | 2021-11-30 | 浙江桢利汽车零部件有限公司 | Quick connector and crimping tool and assembly process thereof |
| CN113714364B (en) * | 2021-08-17 | 2024-03-26 | 浙江桢利汽车零部件有限公司 | Quick connector, crimping tool and assembly process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210413 |