CN210566870U

CN210566870U - Quick joint for water pipe

Info

Publication number: CN210566870U
Application number: CN201921349322.1U
Authority: CN
Inventors: 金红华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-05-19
Anticipated expiration: 2029-08-19

Abstract

The utility model provides a water pipe quick-operation joint belongs to water pipe head technical field. The quick water pipe joint comprises a joint body, a first cavity for inserting the water pipe is formed in the joint body, a first water pipe clamping piece capable of being inserted into the water pipe is arranged in the first cavity along the axial direction of the joint body, a second cavity communicated with the water pipe is formed in the first water pipe clamping piece, a clamping protrusion is arranged on the outer surface of the first water pipe clamping piece, a connecting section with the inner diameter gradually reduced from top to bottom is formed in the inner surface of the first cavity, and the clamping protrusion and the connecting section are mutually extruded and press-fitted to fix the water pipe. The utility model has the advantages of water pipe head and soft elasticity water pipe zonulae occludens also can not appear droing or the phenomenon that the fracture leaked for long-term use, easy operation, stability is strong.

Description

Quick joint for water pipe

Technical Field

The utility model belongs to the technical field of water pipe head, a water pipe quick-operation joint is related to.

Background

The joint is a component for connecting water pipes. When in garden watering or various cleaning, a water tap and a watering pipe are often connected through a water pipe connector, the water pipe connector must ensure the sealing property, the stability and the locking reliability of a connecting part in the using process, and for a hard water pipe, the water pipe connector can be locked and ensure the sealing property only by normally buckling; for the soft elastic water pipe, because the pipe wall of the soft elastic water pipe has a certain elasticity, the pipe wall is easy to age and deform in the long-term use process, and the connection part can fall off or crack and leak water.

The utility model patent No. CN201320150871.2 discloses a fire control connects, including soft water pipe and water pipe head, this utility model utilizes to add an elastic sealing circle on soft water pipe and water pipe head's junction, prevents that the outside is revealed in the clearance that the rivers pass through between soft water pipe and the water pipe head. However, the problem that the soft elastic water pipe is deformed in the long-term use process and the connection part is easy to fall off is not solved, and the sealing ring is very easy to deform in the long-term use process due to the elasticity, so that the sealing performance of the soft elastic water pipe in the use process cannot be ensured, the elastic sealing ring needs to be replaced irregularly, and the cost is increased.

Disclosure of Invention

The utility model provides a water pipe quick-operation joint to the above-mentioned problem that prior art exists, the utility model aims to solve the technical problem that: the soft elastic water pipe is tightly connected with the water pipe joint, the situation of falling or cracking and water leakage is not easy to occur even in long-term use, the structure is stable, and the operation is simple.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a water pipe quick-operation joint, water pipe quick-operation joint includes the joint body, its characterized in that, it is used for the cavity one of grafting water pipe to open up in the joint body, the water pipe card that can peg graft in the water pipe is held the piece along joint body axial in the cavity one, water pipe card is held and is seted up the cavity two that link up mutually with the water pipe in the piece, water pipe card is held and is provided with card on the piece surface and is held the arch, cavity one internal surface has the interior diameter connecting segment that top-down gradually reduces, card is held the arch and is mutually crowded press fitting with the connecting segment and fix the water pipe.

The working principle is as follows: one end of a water pipe is inserted into the first cavity of the joint body, and then the water pipe clamping piece is inserted into the water pipe from top to bottom, so that one end of the water pipe is positioned in a gap between the inner surface of the first cavity and the outer surface of the water pipe clamping piece. Because the joint body, the water pipe and the water pipe clamping piece are tightly attached, the water pipe can be prevented from falling off or cracking and leaking in long-term use.

In the above-mentioned water pipe quick coupling, the upper end of the inner surface of the first cavity is provided with the first boss, the upper end of the water pipe clamping member is provided with a flanging extending outwards, and the lower surface of the flanging can be attached to the upper surface of the first boss. Utilize the turn-ups of water pipe card holder upper end and boss one to mutually support, fix a position the water pipe card holder, prevent that this water pipe quick-operation joint from appearing the displacement at the in-process that uses, causing the condition that the water pipe drops.

In the above-mentioned water pipe quick-operation joint, cavity one internal surface lower extreme is provided with boss two, be provided with the sealing washer between boss two and the water pipe card fastener. Utilize the sealing washer to do further fastening action to the water pipe, prevent that the condition that drops or fracture leaked in the in-process that uses of this water pipe head from appearing, the sealing washer is extruded simultaneously and is held between the piece with the water pipe card in the second calorie of platform, the difficult condition that warp that appears need not often change.

In the above-mentioned water pipe quick coupling, a clamping device for preventing the water pipe clamping member from falling off is arranged between the first cavity and the water pipe clamping member. The clamping device is used for preventing the water pipe clamping piece from falling off from the first cavity due to the impact of water flow in the using process to influence the use.

In the above-mentioned quick coupling for water pipes, the clamping device includes a first clamping block disposed on the outer surface of the water pipe clamping member, and a second clamping block disposed on the inner wall of the first cavity and corresponding to the first clamping block, when the lower surface of the flange of the water pipe clamping member is attached to the upper surface of the first boss, the first clamping block is located below the second clamping block, and the upper surface of the first clamping block can be attached to the lower surface of the second clamping block. The clamping action of the first clamping block and the second clamping block is utilized to prevent the water pipe clamping piece from falling off from the first cavity due to the impact of water flow in the using process to influence the use.

In the above-mentioned water pipe quick-operation joint, the corresponding card of linkage segment is held the arch and is provided with boss three, boss three and the mutual extrusion fit of card holding the arch can be fixed the water pipe. And the third boss and the clamping boss are in extrusion fit to fasten the water pipe.

In the above-mentioned water pipe quick-operation joint, the water pipe card is held the piece lower extreme and is had the arc spigot surface. The arc-shaped guide surface is convenient for the clamping piece of the water pipe to be inserted in the water pipe, so that the labor is saved.

Compared with the prior art, the utility model has the advantages of it is following:

1. the joint body and the water pipe clamping piece are mutually extruded to fasten the water pipe, so that the problem that the water pipe deforms and falls off in the long-term use process is solved, meanwhile, the water pipe cannot be greatly influenced, and the condition that the water pipe is cracked and damaged is avoided;

2. the water pipe is further sealed by the sealing ring, so that the water pipe is prevented from leaking in a long-term use process; meanwhile, the plurality of bosses and the clamping blocks are utilized to further fasten the water pipe, so that the stability and tightness of the water pipe in the long-term use process are ensured.

Simple operation is swift, only needs to peg graft the water pipe at the joint body, again with the water pipe card the piece peg graft in the water pipe can, use manpower sparingly.

Drawings

FIG. 1 is a sectional view showing a state in which a quick coupling for a water pipe is used in the embodiment;

FIG. 2 is a sectional view of the quick coupling of the embodiment;

FIG. 3 is a detailed view of the quick connector of the water pipe in the embodiment.

In the figure, 1, a joint body; 2. a first cavity; 3. a water pipe clamping member; 4. a clamping protrusion; 5. a connecting section; 6. a second cavity; 7. a first boss; 8. flanging; 9. a second boss; 10. a seal ring; 11. a first clamping block; 12. a second clamping block; 13. a boss III; 14. an arc-shaped guide surface; 15. a water pipe.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the water pipe quick connector comprises a connector body 1, a first cavity 2 for inserting a water pipe 15 is formed in the connector body 1, a water pipe clamping piece 3 capable of being inserted into the water pipe 15 is axially arranged in the first cavity 2 along the connector body 1, and a second cavity 6 communicated with the water pipe 15 is formed in the water pipe clamping piece 3. The outer surface of the water pipe clamping piece 3 is provided with a clamping protrusion 4, the inner surface of the cavity I2 is provided with a connecting section 5 of which the inner diameter is gradually reduced from top to bottom, the clamping protrusion 4 and the connecting section 5 are mutually in extrusion fit to fix the water pipe 15, the connecting section 5 is provided with a third boss 13 corresponding to the clamping protrusion (4), and the third boss 13 and the clamping protrusion 4 are mutually in extrusion fit to fix the water pipe 15. The lower end of the water pipe retaining member 3 has an arc-shaped guide surface 14.

As shown in fig. 1 and 2, a first boss 7 is arranged at the upper end of the inner surface of the first cavity 2, a flanging 8 extending outwards is arranged at the upper end of the water pipe clamping member 3, the lower surface of the flanging 8 can be attached to the upper surface of the first boss 7, a second boss 9 is arranged at the lower end of the inner surface of the first cavity 2, and a sealing ring 10 is arranged between the second boss 9 and the water pipe clamping member 3.

As shown in fig. 3, a clamping device for preventing the water pipe clamping piece 3 from falling off is arranged between the cavity I2 and the water pipe clamping piece 3. The clamping device comprises a first clamping block 11 arranged on the outer surface of the water pipe clamping piece 3 and a second clamping block 12 arranged on the inner wall of the first cavity 2 and corresponding to the first clamping block 11, when the lower surface of the flanging 8 of the water pipe clamping piece 3 is attached to the upper surface of the first boss 7, the first clamping block 11 is located below the second clamping block 12, and the upper surface of the first clamping block 11 can be attached to the lower surface of the second clamping block 12.

The working principle of the utility model is as follows:

one end of the water pipe is inserted into the first cavity of the joint body, the water pipe clamping piece is inserted into the water pipe from top to bottom, the lower surface of the flanging of the water pipe clamping piece is attached to the upper surface of the first boss of the joint body, and the fixture block on the outer surface of the water pipe clamping piece is positioned on the water pipe clamping piece under the double effects of the lower end of the fixture block II on the inner wall of the first cavity. The cross section of the water pipe abuts against the lower end face of the flanging of the water pipe clamping piece, one end of the water pipe is located in a gap between the inner surface of the cavity and the outer surface of the water pipe clamping piece, the inner wall of the water pipe is tightly attached to the outer wall of the water pipe clamping piece, the inner diameter of the connecting section on the inner surface of the inner cavity is reduced from top to bottom, in the process that the water pipe clamping piece continuously presses down, the clamping protrusion on the outer surface of the water pipe clamping piece presses the water pipe, the joint body, the water pipe and the water pipe clamping piece are tightly attached, the water pipe is clamped in the joint body, and after the water pipe is filled with water, water flows pass through the water pipe and then sequentially enter the cavity. Because the extrusion effect of the connector body, the water pipe and the water pipe clamping piece is realized, the water pipe connector can avoid the situation that the water pipe falls off in the long-term use, and the sealing ring between the boss two and the water pipe clamping piece is used for sealing the water pipe, so that the water leakage phenomenon of the water pipe connector in the long-term use process can be effectively prevented. Convenient operation and easy production.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a water pipe quick-operation joint, water pipe quick-operation joint is including connecting body (1), its characterized in that, it is used for pegging graft cavity one (2) of water pipe (15) to have seted up in connecting body (1), be provided with along connecting body (1) axial in cavity one (2) and can peg graft in water pipe (15) water pipe card holder (3), water pipe card holder (3) is seted up in and is had cavity two (6) that link up mutually with water pipe (15), water pipe card holder (3) is provided with card and is held protruding (4) on the surface, cavity one (2) internal surface has linkage segment (5) that the internal diameter reduces gradually from top to bottom, card is held protruding (4) and linkage segment (5) and is mutual extrusion fit and is fixed water pipe (15).

2. The quick coupling of the water pipe as claimed in claim 1, wherein the upper end of the inner surface of the first cavity (2) is provided with a first boss (7), the upper end of the water pipe clamping member (3) is provided with a flange (8) extending outwards, and the lower surface of the flange (8) can be abutted against the upper surface of the first boss (7).

3. The quick coupling for the water pipe as claimed in claim 1, wherein a second boss (9) is arranged at the lower end of the inner surface of the first cavity (2), and a sealing ring (10) is arranged between the second boss (9) and the water pipe clamping piece (3).

4. The quick coupling for water pipes according to claim 2, characterized in that a clamping device for preventing the water pipe retaining member (3) from falling off is provided between the cavity one (2) and the water pipe retaining member (3).

5. The water pipe quick connector according to claim 4, wherein the clamping device comprises a first clamping block (11) arranged on the outer surface of the water pipe clamping member (3) and a second clamping block (12) arranged on the inner wall of the first cavity (2) and corresponding to the first clamping block (11), when the lower surface of the flanging (8) of the water pipe clamping member (3) is abutted against the upper surface of the first boss (7), the first clamping block (11) is positioned below the second clamping block (12) and the upper surface of the first clamping block (11) can be abutted against the lower surface of the second clamping block (12).

6. The water pipe quick connector according to claim 1, wherein a third boss (13) is arranged on the connecting section (5) corresponding to the clamping protrusion (4), and the third boss (13) and the clamping protrusion (4) are mutually in extrusion fit to fix the water pipe (15).

7. The quick coupling of claim 1, wherein the lower end of the water pipe retaining member (3) has an arc-shaped guide surface (14).