CN116989203A - Pipeline quick connector with automatic locking function - Google Patents
Pipeline quick connector with automatic locking function Download PDFInfo
- Publication number
- CN116989203A CN116989203A CN202310931359.XA CN202310931359A CN116989203A CN 116989203 A CN116989203 A CN 116989203A CN 202310931359 A CN202310931359 A CN 202310931359A CN 116989203 A CN116989203 A CN 116989203A
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- Prior art keywords
- locking
- connecting seat
- arm
- locking piece
- pipe
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- 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.)
- Pending
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 239000013013 elastic material Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a pipeline quick connector with an automatic locking function, which comprises a connecting seat, a locking piece and a connecting pipe, wherein the locking piece is arranged at the top of the connecting seat, and the connecting pipe is fixedly connected with the connecting seat through the locking piece; a positioning opening is formed in the top side wall of the connecting seat, a group of fixing grooves and locking grooves are symmetrically formed in the side walls of the connecting seat on two sides of the positioning opening respectively, the fixing grooves are located above the locking grooves, and locking grooves are formed in the side walls of the connecting seat on the sides of the locking grooves; the locking piece comprises a base, a group of fixing arms and locking arms are symmetrically arranged at the two end parts of the base respectively, the fixing arms are positioned above the locking arms, an upper lock catch bent outwards is arranged at the end parts of the fixing arms, a lower lock catch bent inwards is arranged at the end parts of the locking arms, and a guide block is arranged on the inner side surface of the locking arms; the connecting pipe comprises a pipe body, a flow passage penetrating along the axial direction is arranged in the pipe body, and a limiting ring is arranged on the outer surface of the pipe body.
Description
Technical Field
The invention relates to the field of pipeline connectors, in particular to a pipeline quick-mounting connector with an automatic locking function.
Background
Quick-connect fittings for pipes are commonly used to quickly remove and replace pipes so that fluid or gas can flow smoothly. The pipe connection is typically made of metal, plastic or other durable material, and the pipe quick connector has a rotatable or pluggable design that can quickly connect or disconnect the pipe. The quick pipe joint usually adopts sealing structures such as an elastic sealing ring or an O-shaped sealing ring, so that the sealing reliability of the joint is ensured, and the leakage of liquid or gas is avoided. Pipe quick connectors provide a variety of connection means including direct insertion, swivel connection, twist connection, etc. to meet different pipe connection requirements.
For example, patent document 202123313403.6 discloses a quick-operation joint for high-efficient car, including the attach fitting pipe, one side of attach fitting pipe is provided with the plectane, the side of plectane is provided with first joint, first joint and plectane fixed connection, set up the screw thread groove in the first joint, the top of attach fitting pipe is provided with the connecting rod, the connecting rod communicates with attach fitting pipe, the top of connecting rod is provided with the roof, the top of roof is provided with the second and connects, the annular channel has been seted up to the outside of second joint, the other end of attach fitting pipe is provided with the curb plate, the through-hole has been seted up in the curb plate.
Above-mentioned scheme is through setting up first joint and second joint, and the size of first joint and second joint is different simultaneously, can select corresponding joint according to actual need when using the joint in the automotive filed, improves the application range and the practicality of joint in the automotive filed, also can make the joint be convenient for install more simultaneously, improves joint installation effectiveness.
However, when the scheme is used, the first joint or the second joint is required to be installed and positioned with the pipeline, and then the first joint or the second joint is fixedly connected through the threaded structure, so that the operation is complex.
Accordingly, there is a need for an improvement in such a structure to overcome the above-described drawbacks.
Disclosure of Invention
The invention aims to provide a pipeline quick-assembly connector with an automatic locking function, which solves the defects in the prior art.
The technical aim of the invention is realized by the following technical scheme:
the quick-mounting connector with the automatic locking function comprises a connecting seat, a locking piece and a connecting pipe, wherein the locking piece is arranged at the top of the connecting seat, and the connecting pipe is fixedly connected with the connecting seat through the locking piece;
the top side wall of the connecting seat is provided with a positioning opening, the side walls of the connecting seat at two sides of the positioning opening are respectively symmetrically provided with a group of fixing grooves and locking grooves, the fixing grooves are positioned above the locking grooves, and the side walls of the connecting seat at the sides of the locking grooves are provided with locking grooves;
the locking piece comprises a base, a group of fixing arms and locking arms are symmetrically arranged at the two end parts of the base respectively, the fixing arms are positioned above the locking arms, an upper lock catch bent outwards is arranged at the end parts of the fixing arms, a lower lock catch bent inwards is arranged at the end parts of the locking arms, and a guide block is arranged on the inner side surface of the locking arms;
the connecting pipe comprises a pipe body, a flow passage penetrating along the axial direction is arranged in the pipe body, and a limiting ring is arranged on the outer surface of the pipe body.
Furthermore, the locking piece is made of elastic materials, and the fixing arm and the locking arm of the locking piece can be compressed or expanded in the horizontal direction under the action of external force.
Further, the guide block is provided with an inclined surface structure, and the inclined surface structure gradually faces downwards from the inner side surface of the locking arm to the extending direction of the guide block.
Further, the outer diameter of the limiting ring of the connecting pipe is larger than the distance between the two guide blocks arranged on the inner side face of the locking arm.
An automatic locking method of a pipeline connecting structure comprises the following steps:
1) Pre-installation and positioning of connecting seat and locking piece
The fixing arm and the locking arm of the locking piece are inserted into the positioning opening of the connecting seat, the size of the positioning opening is smaller than that of the locking piece, the locking piece is made of elastic materials, the fixing arm and the locking arm of the locking piece can be compressed in the process of being inserted into the positioning opening, when the upper lock catch and the lower lock catch at the end parts of the fixing arm and the locking arm pass through the positioning opening, deformation of the fixing arm and the locking arm is recovered, the upper lock catch and the lower lock catch at the end parts of the fixing arm and the locking arm respectively fall into the fixing groove and the locking groove of the connecting seat, and the end parts of the lower lock catch abut against the inner wall of the locking groove, so that the pre-installation and the positioning of the locking piece and the connecting seat are completed;
2) Automatic locking of connecting seat, locking piece and connecting pipe
When connecting seat and connecting pipe connection are fixed, insert the connecting pipe and accomplish in connecting seat and the locking piece of pre-installation location, in the connecting pipe passes through the in-process of connecting seat, because the spacing ring external diameter of connecting pipe is greater than the distance between two guide blocks that the medial surface of locking arm was equipped with, therefore the spacing ring can contact the inclined plane structure of guide block to outwards promote the locking arm at guide block place, the locking arm breaks away from the locking groove, the inward lower hasp of bending of locking arm tip slides into the locking inslot, accomplish the automatic locking of connecting seat, locking piece and connecting pipe.
In summary, the invention has the following beneficial effects:
through set up the guide block that has the inclined plane structure at the medial surface of locking arm, the guide block outwards promotes the locking arm when the connecting pipe inserts to make the locking arm slide into the locking inslot of connecting seat, realize the automatic locking when connecting seat, locking piece and connecting pipe.
Drawings
Fig. 1 is an exploded view of a pipe connection structure according to the present invention.
Fig. 2 is a schematic view of a connection base according to the present invention.
Fig. 3 is a schematic view of a locking element according to the invention.
Fig. 4 is a schematic view of a connecting tube according to the present invention.
Fig. 5 is a schematic view showing a pre-installed state of the pipe connection structure according to the present invention.
Fig. 6 is a schematic view showing an automatic locking state of the pipe connection structure according to the present invention.
Fig. 7 is an exploded view of embodiment 2 of the present invention.
Fig. 8 is an assembly view of embodiment 2 of the present invention.
Detailed Description
In order that the manner in which the above-recited features, advantages, objects and advantages of the invention are obtained, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
Example 1
As shown in fig. 1-6, the pipeline quick connector with the automatic locking function provided by the invention comprises a connecting seat 1, a locking piece 2 and a connecting pipe 3, wherein the locking piece 2 is arranged at the top of the connecting seat 1, and the connecting pipe 3 is fixedly connected with the connecting seat 1 through the locking piece 2;
a positioning opening 11 is formed in the top side wall of the connecting seat 1, a group of fixing grooves 12 and locking grooves 13 are symmetrically formed in the side walls of the connecting seat 1 on two sides of the positioning opening 11 respectively, the fixing grooves 12 are located above the locking grooves 13, and locking grooves 14 are formed in the side walls of the connecting seat 1 on the sides of the locking grooves 13;
the locking piece 2 comprises a base 21, a group of fixing arms 22 and locking arms 23 are symmetrically arranged at the end parts of the two ends of the base 21 respectively, the fixing arms 22 are positioned above the locking arms 23, an upper lock catch 24 which is bent outwards is arranged at the end part of the fixing arms 22, a lower lock catch 25 which is bent inwards is arranged at the end part of the locking arms 23, and a guide block 26 is arranged on the inner side surface of the locking arms 23;
the connecting pipe 3 comprises a pipe body 31, a flow passage 32 penetrating along the axial direction is arranged in the pipe body 31, and a limiting ring 33 is arranged along the outer surface of the pipe body 31.
The locking piece 2 is made of elastic materials, and the fixed arm 22 and the locking arm 23 of the locking piece 2 can be compressed or expanded in the horizontal direction under the action of external force.
The guide block 26 has a slope structure gradually downward from the inner side of the lock arm 23 toward the extending direction of the guide block 26.
The outer diameter of the limiting ring 33 of the connecting pipe 3 is larger than the distance between the two guide blocks 26 arranged on the inner side surface of the locking arm 23.
An automatic locking method of a pipeline connecting structure comprises the following steps:
1) The connecting seat (1) and the locking piece (2) are pre-installed and positioned
Inserting the fixing arm (22) and the locking arm (23) of the locking piece (2) into the positioning opening (11) of the connecting seat (1), wherein the size of the positioning opening (11) is smaller than that of the locking piece (2), the locking piece (2) is made of elastic materials, the fixing arm (22) and the locking arm (23) of the locking piece (2) can be compressed in the process of being inserted into the positioning opening (11), when the upper lock catch (24) and the lower lock catch (25) at the ends of the fixing arm (22) and the locking arm (23) penetrate through the positioning opening (11), the deformation of the fixing arm (22) and the locking arm (23) is recovered, the upper lock catch (24) and the lower lock catch (25) at the ends of the fixing arm (22) and the locking arm (23) respectively fall into the fixing groove (12) and the locking groove (13) of the connecting seat (1), and the ends of the lower lock catch (25) abut against the inner wall of the locking groove (13), so that the pre-installation positioning of the locking piece (2) and the connecting seat (1) is completed;
2) Automatic locking of connecting seat (1), locking piece (2) and connecting pipe (3)
When connecting seat (1) and connecting pipe (3) are connected fixedly, in connecting pipe (3) are inserted into connecting seat (1) and locking piece (2) of accomplishing the pre-installation location, in the in-process of connecting pipe (3) through connecting seat (1), because spacing ring (33) external diameter of connecting pipe (3) is greater than the distance between two guide blocks (26) that the medial surface that locking arm (23) was equipped with, consequently spacing ring (33) can contact the inclined plane structure of guide block (26) to outwards promote locking arm (23) at guide block (26), locking arm (23) break away from locking groove (13), inwards bent lower hasp (25) of locking arm (23) tip slide into locking groove (14), accomplish the automatic locking of connecting seat (1), locking piece (2) and connecting pipe (3).
According to the invention, the guide block (26) with the inclined surface structure is arranged on the inner side surface of the locking arm (23), the guide block (26) pushes the locking arm (23) outwards when the connecting pipe (3) is inserted, and the locking arm (23) slides into the locking groove (14) of the connecting seat (1), so that the automatic locking of the connecting seat (1), the locking piece (2) and the connecting pipe (3) is realized.
Example 2
Referring to fig. 7 and 8, the difference between this embodiment and embodiment 1 is that the outer circumferential surface of the connecting pipe (3) in embodiment 1 is provided with a limiting ring (33), the inner wall of the connecting seat 1 is provided with a limiting groove matched with the limiting ring (33) of the connecting pipe (3), the outer circumferential surface of the connecting pipe (3) in this embodiment is provided with a limiting groove, the inner wall of the connecting seat 1 is provided with a limiting ring matched with the limiting ring (33) of the connecting pipe (3), when the connecting pipe (3) passes through the locking piece (2), the bottom of the connecting pipe (3) contacts with the inclined surface structure of the guide block (26), and the locking arm (23) where the guide block (26) is located is pushed outwards.
In this document, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", etc. refer to the directions or positional relationships based on those shown in the drawings, and are merely for clarity and convenience of description of the expression technical solution, and thus should not be construed as limiting the present invention.
In this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a list of elements is included, and may include other elements not expressly listed.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The quick-mounting connector with the automatic locking function comprises a connecting seat (1), a locking piece (2) and a connecting pipe (3), wherein the locking piece (2) is arranged at the top of the connecting seat (1), and the connecting pipe (3) is fixedly connected with the connecting seat (1) through the locking piece (2);
the connecting seat is characterized in that a positioning opening (11) is formed in the top side wall of the connecting seat (1), a group of fixing grooves (12) and locking grooves (13) are symmetrically formed in the side walls of the connecting seat (1) on two sides of the positioning opening (11), the fixing grooves (12) are located above the locking grooves (13), and locking grooves (14) are formed in the side walls of the connecting seat (1) on the sides of the locking grooves (13);
the locking piece (2) comprises a base (21), a group of fixed arms (22) and locking arms (23) are symmetrically arranged at the end parts of two ends of the base (21), the fixed arms (22) are positioned above the locking arms (23), an upper lock catch (24) which is bent outwards is arranged at the end parts of the fixed arms (22), a lower lock catch (25) which is bent inwards is arranged at the end parts of the locking arms (23), and a guide block (26) is arranged on the inner side surface of the locking arms (23);
the connecting pipe (3) comprises a pipe body (31), a flow passage (32) penetrating along the axial direction is formed in the pipe body (31), and a limiting ring (33) is arranged on the outer surface of the pipe body (31).
2. The quick connector for pipeline with automatic locking function according to claim 1, wherein the locking member (2) is made of an elastic material, and the fixing arm (22) and the locking arm (23) of the locking member (2) can be compressed or expanded in the horizontal direction under the action of an external force.
3. The pipe quick connector with automatic locking function according to claim 1, wherein the guide block (26) has a slope structure gradually downward from the inner side of the locking arm (23) toward the extending direction of the guide block (26).
4. The quick connector with the automatic locking function according to claim 1, wherein the outer diameter of the limiting ring (33) of the connecting pipe (3) is larger than the distance between two guide blocks (26) arranged on the inner side surface of the locking arm (23).
5. An automatic locking method of a pipeline connecting structure, comprising the pipeline connecting structure as claimed in any one of claims 1 to 3, characterized by comprising the following steps:
1) The connecting seat (1) and the locking piece (2) are pre-installed and positioned
Inserting the fixing arm (22) and the locking arm (23) of the locking piece (2) into the positioning opening (11) of the connecting seat (1), wherein the size of the positioning opening (11) is smaller than that of the locking piece (2), the locking piece (2) is made of elastic materials, the fixing arm (22) and the locking arm (23) of the locking piece (2) can be compressed in the process of being inserted into the positioning opening (11), when the upper lock catch (24) and the lower lock catch (25) at the ends of the fixing arm (22) and the locking arm (23) penetrate through the positioning opening (11), the deformation of the fixing arm (22) and the locking arm (23) is recovered, the upper lock catch (24) and the lower lock catch (25) at the ends of the fixing arm (22) and the locking arm (23) respectively fall into the fixing groove (12) and the locking groove (13) of the connecting seat (1), and the ends of the lower lock catch (25) abut against the inner wall of the locking groove (13), so that the pre-installation positioning of the locking piece (2) and the connecting seat (1) is completed;
2) Automatic locking of connecting seat (1), locking piece (2) and connecting pipe (3)
When connecting seat (1) and connecting pipe (3) are connected fixedly, in connecting pipe (3) are inserted into connecting seat (1) and locking piece (2) of accomplishing the pre-installation location, in the in-process of connecting pipe (3) through connecting seat (1), because spacing ring (33) external diameter of connecting pipe (3) is greater than the distance between two guide blocks (26) that the medial surface that locking arm (23) was equipped with, consequently spacing ring (33) can contact the inclined plane structure of guide block (26) to outwards promote locking arm (23) at guide block (26), locking arm (23) break away from locking groove (13), inwards bent lower hasp (25) of locking arm (23) tip slide into locking groove (14), accomplish the automatic locking of connecting seat (1), locking piece (2) and connecting pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310931359.XA CN116989203A (en) | 2023-07-27 | 2023-07-27 | Pipeline quick connector with automatic locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310931359.XA CN116989203A (en) | 2023-07-27 | 2023-07-27 | Pipeline quick connector with automatic locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116989203A true CN116989203A (en) | 2023-11-03 |
Family
ID=88529461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310931359.XA Pending CN116989203A (en) | 2023-07-27 | 2023-07-27 | Pipeline quick connector with automatic locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116989203A (en) |
-
2023
- 2023-07-27 CN CN202310931359.XA patent/CN116989203A/en active Pending
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