CN222229820U

CN222229820U - A leak-proof quick-connect connector for water systems

Info

Publication number: CN222229820U
Application number: CN202323522897.8U
Authority: CN
Inventors: 李科; 李江明; 李巧缘
Original assignee: Chongqing Qiqiao Technology Co ltd
Current assignee: Chongqing Qiqiao Technology Co ltd
Priority date: 2023-12-23
Filing date: 2023-12-23
Publication date: 2024-12-24
Anticipated expiration: 2033-12-23

Abstract

The utility model provides a water system leakage-proof quick plug connector, which relates to the technical field of pipeline plug connectors and comprises a connector shell, wherein three pipelines are arranged on the inner wall of the connector shell, and three common sealing rings are sleeved on the outer surface of each pipeline. This quick plug connector of water system leak protection is through the setting of joint casing, three joint sealing washer, hexagonal lid, pipeline and anticreep jack catch, adopts modified fiber polyamide resin technology, has characteristics such as expansion coefficient is little, intensity is big, the durability is good, avoid the expend with heat and contract cold problem that cold and hot alternately brought to avoid the problem of leaking, and reserve one section scalable space in the joint casing, when the pipeline flexible shift, three joint sealing washer and anticreep jack catch slide thereupon, avoid impaired, three joint sealing washer can firmly wrap up the inner wall of pipeline and joint casing after the pipeline inserts to one side simultaneously, ensure can not leak.

Description

Water system leak protection type quick plug connector

Technical Field

The utility model relates to a water system leakage-proof quick plug connector, in particular to a water system leakage-proof quick plug connector, and belongs to the technical field of pipeline plug connectors.

Background

With the development of social economy, water system air conditioners are increasingly moved into thousands of households, the water system air conditioners are also called water-cooled air conditioners, cold and hot water is used as circulation, and the purpose of refrigeration or heating is achieved through indoor fan coils and the like.

The quick connector disclosed in the Chinese patent application publication CN212178188U is provided with at least two sealing structures between the connector base and the connector core, so that the sealing effect between the connector base and the connector core is improved, emulsion leakage caused by poor sealing effect can be effectively avoided, and meanwhile, dust can be prevented from entering the hydraulic system to prevent the inside of the hydraulic system from being polluted by the dust.

However, in the technical scheme of the patent, in the implementation process, the joint inner assembly fixedly arranged is easy to damage when the pipeline is contracted or expanded due to cold and hot alternation of the water system pipeline, the pipeline can be caused to fall off or the internal clamping jaw, the rubber sealing ring and the like are damaged, the water leakage problem is easy to occur when the single-layer sealing ring is obliquely inserted into the pipeline, and the oblique insertion operation is very common and easy to leak in the actual construction site.

Disclosure of utility model

(One) solving the technical problems

The utility model aims to solve the problems that the internal components of the joint fixedly arranged in the prior art are easy to damage when a pipeline is contracted or expanded, and the single-layer sealing ring is easy to leak when the pipeline is obliquely inserted.

(II) technical scheme

The water system leakage-proof quick plug connector comprises a connector shell, wherein three pipelines are arranged on the inner wall of the connector shell, three common sealing rings are sleeved on the outer surface of each pipeline, each common sealing ring is matched with the connector shell, one end face, close to each other, of each common sealing ring is fixedly connected with a falling-off preventing claw, each falling-off preventing claw is matched with each pipeline, a hexagonal cap is sleeved on the outer surface of each pipeline, and each hexagonal cap is arranged on the inner wall of the connector shell.

Further, every the equal fixedly connected with of surface of hexagonal hood is four stopper that are circumference array, three group L type guide slot has been seted up to the inner wall of joint casing, every group L type guide slot's quantity is four and is circumference array, L type guide slot and stopper looks adaptation insert the stopper in L type guide slot and rotatory when installing the hexagonal hood to avoid the stopper to drop from L type guide slot.

The limiting holes are formed in the inner wall of each L-shaped guide groove, each limiting hole is matched with each limiting block, and when the limiting blocks are clamped in the limiting holes, the limiting blocks can be fixed, so that the hexagonal cap is fixed.

Preferably, the fixed baffle is fixedly connected with the outer surface of the joint shell, and the fixed baffle is arranged, so that the joint shell is fully fixed when stressed in the assembly and production processes, relative displacement is not generated, and the problem of infirm plugging is avoided.

The utility model provides a water system leakage-proof quick plug connector, which has the following beneficial effects:

1. This quick plug connector of water system leak protection is through the setting of joint casing, three joint sealing washer, hexagonal lid, pipeline and anticreep jack catch, adopts modified fiber polyamide resin technology, has characteristics such as expansion coefficient is little, intensity is big, the durability is good, avoid the expend with heat and contract cold problem that cold and hot alternately brought to avoid the problem of leaking, and reserve one section scalable space in the joint casing, when the pipeline flexible shift, three joint sealing washer and anticreep jack catch slide thereupon, avoid impaired, three joint sealing washer can firmly wrap up the inner wall of pipeline and joint casing after the pipeline inserts to one side simultaneously, ensure can not leak.

2. This quick grafting of water system leak protection formula connects through fixed stop's setting, has fully considered radiation type changes in temperature terminal characteristics that require highly to joint overall positioning such as radiant panel, has increased fixed stop for the joint casing obtains fully fixing when the atress in equipment and production process, can not produce relative displacement, avoids grafting infirm problem.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the joint housing of the present utility model;

Fig. 3 is a schematic view showing a split structure of the joint housing and the pipe according to the present utility model.

Description of the reference numerals

1. The connector comprises a connector shell, a 2-channel and three-channel integrated sealing ring, a 3-channel and hexagonal cap, a 4-channel, a 5-channel and a limiting block, a 6-channel and anti-falling clamping jaw, a 7-channel and fixing baffle, a 8-channel and limiting hole, and a 9-channel and L-channel.

Detailed Description

The embodiment of the utility model provides a water system leakage-proof quick plug connector.

Referring to fig. 1, fig. 2 and fig. 3, the connector comprises a connector housing 1, three pipelines 4 are installed on the inner wall of the connector housing 1, three common sealing rings 2 are sleeved on the outer surface of each pipeline 4, the three common sealing rings 2 are arranged in a three-layer waterproof mode, the fact that the three common sealing rings 2 can also firmly wrap the inner walls of the pipelines 4 and the connector housing 1 after oblique insertion is guaranteed, leakage cannot occur, each three common sealing ring 2 is matched with the connector housing 1, one end face, close to each other, of each three common sealing rings 2 is fixedly connected with an anti-disengaging claw 6, the three anti-disengaging claws 6 are respectively matched with the three pipelines 4, a hexagonal cap 3 is sleeved on the outer surface of each pipeline 4, the three hexagonal caps 3 are all installed on the inner wall of the connector housing 1, the three common sealing rings 2 and the hexagonal caps 3 are made of modified fiber polyamide resin technology, and the connector housing 1 are small in expansion coefficient, high in strength, good in durability and the like, and the problem of thermal expansion caused by cold and cold shrinkage is avoided.

Four limit blocks 5 which are in a circumferential array are fixedly connected to the outer surface of each hexagonal cap 3, a section of telescopic space is reserved between each three-way integrated sealing ring 2 and each limit block 5, when a pipeline 4 stretches and shifts, each three-way integrated sealing ring 2 and each anti-falling claw 6 slide along with each other, damage is avoided, three groups of L-shaped guide grooves 9 are formed in the inner wall of the joint shell 1, the number of each group of L-shaped guide grooves 9 is four and is in a circumferential array, the L-shaped guide grooves 9 are matched with the limit blocks 5, the limit blocks 5 are inserted into the L-shaped guide grooves 9 and rotate when the hexagonal caps 3 are installed, therefore the limit blocks 5 are prevented from falling from the L-shaped guide grooves 9, limit holes 8 are formed in the inner wall of each L-shaped guide groove 9, each limit hole 8 is matched with the limit block 5, the limit blocks 5 can be fixed when being clamped in the limit holes 8, the hexagonal caps 3 are fixed, and the disassembly is ensured to be simple, and the anti-loosening and falling are ensured through the design of the hexagonal caps 3 and the limit holes 8.

The fixed baffle 7 is fixedly connected with the outer surface of the joint housing 1, and the fixed baffle 7 is arranged, so that the joint housing 1 is fully fixed when stressed in the assembly and production processes, relative displacement cannot be generated, and the problem of infirm plugging is avoided.

When the three-way joint device is used, the hexagonal cap 3 is sleeved outside the pipeline 4, then the three-way joint sealing ring 2 and the anti-falling claw 6 are sleeved outside the pipeline 4, according to the arrangement of the anti-falling claw 6, the three-way joint sealing ring 2 and the anti-falling claw 6 cannot be pulled out from the opposite direction sleeved outside the pipeline 4, when the pipeline 4 is inserted into the joint shell 1, the anti-falling claw 6 and the three-way joint sealing ring 2 are sequentially inserted, when the hexagonal cap 3 is inserted into the joint shell 1, the limiting block 5 is inserted and rotated along the L-shaped guide groove 9, the limiting block 5 is clamped in the limiting hole 8, the hexagonal cap 3 cannot fall off, when the pipeline 4 outwards moves, the pipeline 4 drives the anti-falling claw 6 and the three-way joint sealing ring 2, the hexagonal cap 3 can block the three-way joint sealing ring 2 and the anti-falling claw 6 from moving out of the outside of the joint shell 1, and a section of telescopic space is reserved between the three-way joint sealing ring 2 and the hexagonal cap 3, when the pipeline 4 is in telescopic displacement, and the problem of cold and hot expansion caused by the three-way joint sealing ring 2 and the anti-falling claw 6 is avoided, and the problem of cold expansion is avoided.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The water system leakage-proof quick plug connector comprises a connector shell (1) and is characterized in that three pipelines (4) are arranged on the inner wall of the connector shell (1), and three common sealing rings (2) are sleeved on the outer surface of each pipeline (4);

Every three joint sealing washer (2) all with connect casing (1) looks adaptation, three an terminal surface that three joint sealing washer (2) are close to each other is all fixedly connected with anticreep jack catch (6), three anticreep jack catch (6) respectively with three pipeline (4) looks adaptation, every the surface of pipeline (4) all overlaps and is equipped with hexagonal cap (3), three the inner wall at connect casing (1) is all installed to hexagonal cap (3).

2. The water system leakage-proof quick plug connector as claimed in claim 1, wherein four limiting blocks (5) in a circumferential array are fixedly connected to the outer surface of each hexagonal cap (3), three groups of L-shaped guide grooves (9) are formed in the inner wall of the connector shell (1), the number of each group of L-shaped guide grooves (9) is four and in a circumferential array, and the L-shaped guide grooves (9) are matched with the limiting blocks (5).

3. The water system leakage-proof quick connector as claimed in claim 2, wherein the inner wall of each L-shaped guide groove (9) is provided with a limiting hole (8), and each limiting hole (8) is matched with the limiting block (5).

4. The water system leakage-proof quick connector as claimed in claim 1, wherein the outer surface of the connector housing (1) is fixedly connected with a fixed baffle (7).