CN214662780U

CN214662780U - Quick connector

Info

Publication number: CN214662780U
Application number: CN202120878060.9U
Authority: CN
Inventors: 叶斌海; 孙铭
Original assignee: Ningbo Lijia Qingshi Electric Technology Co ltd
Current assignee: Ningbo Lijia Qingshi Electric Technology Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-11-09
Anticipated expiration: 2031-04-26

Abstract

The application relates to a quick connector, and belongs to the technical field of pipe joints. It includes the joint body, opens and close subassembly and fixed water pipe fixed subassembly on the joint body, set up opening the obturator of at least one delivery pipe cartridge and at least one water source hole that is used for communicateing the water source on the joint body, open and close downthehole installation open and close the subassembly, open and close the subassembly and include spring, closed piece and sealing washer, the sealing washer install in open and close downtheholely, it is provided with the stopper to open and close downthehole wall, closed piece slide install in open and close downthehole just be located the stopper with between the sealing washer, the spring centre gripping in the stopper with between the closed piece. The joint of this application has self-sealing's effect when not having connected the water pipe.

Description

Quick connector

Technical Field

The application relates to the field of pipe joints, in particular to a quick joint.

Background

A joint is a connector used to connect at least two water pipes. The common joint is generally formed by die casting a zinc alloy material, and the surface of the common joint is plated with zinc, sanded or chromed; the structure is compact, no air hole exists, the strength is high, and the common connector comprises a tee joint and a two-way joint, wherein the two-way joint also comprises a straight pipe and a bent pipe.

The existing joint and the water pipe are usually fixed by adopting a threaded screwing mode, and a sleeve of an outer sleeve is also fixed by adopting a threaded mode.

In view of the above-mentioned related technologies, the inventor thinks that the existing joint needs to be sealed by installing a plug when one end of the existing joint is connected to a water source but the water pipe is not installed, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to enable the connector to be more conveniently closed when the connector is connected to a water source but not connected with a water pipe, the application provides a quick connector.

The application provides a quick-operation joint adopts following technical scheme:

the utility model provides a quick-operation joint, includes the joint body, opens and close the subassembly and fixes the fixed subassembly of water pipe on the joint body, set up opening the obturator of at least one delivery pipe cartridge and at least one water source hole that is used for communicateing the water source on the joint body, open and close downthehole installation open and close the subassembly, open and close the subassembly and include spring, closing block and sealing washer, the sealing washer install in open and close downthehole, open and close the downthehole wall and be provided with the stopper, closing block slide install in open and close downthehole and be located the stopper with between the sealing washer, the spring centre gripping in the stopper with between the closing block.

Through adopting above-mentioned technical scheme, seal through opening and close the subassembly, open and close downthehole not when installing the water pipe, the block seals with the sealing washer cooperation in the effect of spring, when the water pipe inserts when opening in the obturator hole, the water pipe promotes the block removal and compression spring, the block is kept away from each other with the sealing washer, reach the open mode, water pipe and sealing washer cooperation simultaneously, make the water that crosses the block lead to the pipe outflow, fixed subassembly fixes the water pipe on the joint, make when connecting not installing the water pipe, it has self-closing's effect to open and close the hole.

Optionally, one end of the sealing block is inserted into the sealing ring, one end of the sealing block, which is located in the sealing ring, is provided with a plurality of communicating grooves, and the communicating grooves are circumferentially arranged along the sealing block at intervals.

Through adopting above-mentioned technical scheme, the mode that the closing block adopted the cartridge, and the leakproofness between closing block and the sealing washer is better, and the intercommunication groove of seting up for after the water pipe inserts and pushes out the sealing washer to the closing block, the water that flows through the closing block can be through in the better inflow pipe of intercommunication groove.

Optionally, the end face of the sealing block, which is located at one end in the sealing ring, is provided with a gathering groove, and the plurality of communicating grooves are communicated with the gathering groove.

Through adopting above-mentioned technical scheme, set up and assemble the groove, assemble the water that the intercommunication groove flowed in, then send into the water pipe in, the intercommunication groove flows in and assembles the water offset impulsive force each other of groove for rivers are more stable, reduce the noise, and better send into the water pipe.

Optionally, the outer wall of the sealing block is provided with a plurality of abutting blocks, the abutting blocks are arranged along the circumferential direction of the sealing block at intervals, and a flowing water gap is formed between the abutting blocks.

Through adopting above-mentioned technical scheme, set up the butt piece, through butt piece restriction closed piece for closed piece is difficult to pass the sealing washer completely, restricts closed piece between sealing washer and stopper, and butt piece butt sealing washer further improves the leakproofness between sealing washer and the closed piece.

Optionally, one end of the spring is sleeved outside the sealing block and abuts against the abutting block.

Through adopting above-mentioned technical scheme for the spring is more firm in the installation between closed piece and butt piece, and the spring is difficult to skew when the compression, thereby better promotion closed piece seals with the sealing washer cooperation.

Optionally, one end of the sealing block for the spring sleeving is provided with a water receiving groove and a plurality of water flowing grooves, the water receiving groove is coaxial with the sealing block, the water flowing grooves are formed in a plurality of positions at intervals along the circumferential direction of the sealing block, and the water flowing grooves are communicated with the water receiving groove and penetrate through the side wall of the sealing block.

By adopting the technical scheme, the water receiving groove is directly impacted by water flow and then divides the water flow from the water flowing grooves, so that the water flow can still better flow through the sealing block after the water pipe pushes the sealing block to be far away from the sealing ring.

Optionally, the limiting blocks are arranged in a plurality of circumferential intervals along the opening and closing holes, and a water inlet space is formed between every two adjacent limiting blocks.

Through adopting above-mentioned technical scheme, the stopper is used for restricting the spring, sets up a plurality of stoppers, and is better to the restriction effect of spring, and the space of intaking that forms between the stopper simultaneously for rivers can be more smooth and easy entering open and close downtheholely.

Optionally, the side wall of the limiting block facing the closed block is provided with a butting column.

Through adopting above-mentioned technical scheme, the butt post that sets up for the closed piece can not completely move down the butt stopper, thereby control the stroke of closed piece, indirect control water pipe male degree of depth.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the water pipe is fixed on the connector by the fixing component, so that the opening and closing hole has an automatic closing function when the water pipe is not installed;

2. the limiting blocks are used for limiting the springs, the limiting effect on the springs is better due to the arrangement of the plurality of limiting blocks, and meanwhile, water inflow spaces are formed among the limiting blocks, so that water flow can enter the opening and closing holes more smoothly;

3. set up the butt piece, restrict the closed piece through the butt piece for the closed piece is difficult to pass the sealing washer completely, and the butt post of setting makes the closed piece can not move down the butt stopper completely, restricts the closed piece between sealing washer and butt post, thereby the stroke of control closed piece, control water pipe male degree of depth.

Drawings

FIG. 1 is an exploded view of an embodiment of the present application;

FIG. 2 is a cross-sectional view of an embodiment of the present application;

FIG. 3 is a schematic structural view of a fitting body in an embodiment of the present application;

fig. 4 is an exploded view of the securing assembly.

Description of reference numerals: 1. a connector body; 11. a water source hole; 12. opening and closing the hole; 13. a fixed section; 14. a sealing section; 141. a limiting block; 142. a water inlet space; 143. a sealing surface; 144. a butting post; 2. a spring; 3. a sealing block; 31. a butting block; 32. a running water gap; 33. a sink tank; 34. a communicating groove; 35. a water receiving tank; 36. a launder; 4. a seal ring; 5. a limiting seat; 51. the limiting sheet is easy to deform; 52. pressing the guide surface; 53. inserting the guide surface; 6. clamping and fixing the pipe; 61. a limiting bulge; 62. drawing and flanging; 63. a deformation groove; 64. and (6) embossing.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses quick-operation joint.

Referring to fig. 1 and 2, a quick coupling, including joint body 1, open and close subassembly and fixed water pipe fixed subassembly on joint body 1, joint body 1 can adopt straight tube two-way pipe, return bend two-way pipe and three-way pipe etc., here uses the three-way pipe as an example, two coaxial openings on joint body 1 are established to water supply hole 11, remaining opening is established to opening obturator 12, wherein open obturator 12 delivery pipe cartridge, open and close subassembly and fixed subassembly and install in opening obturator 12, two at least one and water source intercommunication in water supply hole 11, another water supply hole 11 can communicate with the water source, also can install the water pipe and supply water and flow out, water supply hole 11 with the water source intercommunication supplies water and flows into in the joint and send into the water pipe.

Referring to fig. 2 and 3, open and close hole 12 and be the shoulder hole, and open and close hole 12 and be greater than the one end of keeping away from the open-ended near the open-ended one end internal diameter, open and close the great one section of 12 internal diameters of hole and establish to canned paragraph 13, open and close the less one section of 12 internal diameters of hole and establish to canned paragraph 14, canned paragraph 14 keeps away from a canned paragraph 13 one end inner wall an organic whole and is provided with stopper 141, stopper 141's quantity can be three, three stopper 141 sets up along 14 circumference equiangular intervals of canned paragraph, be formed with into water space 142 between the adjacent stopper 141.

Referring to fig. 1 and 2, the opening and closing assembly comprises a spring 2, a sealing block 3 and sealing rings 4, a step surface formed between a sealing section 14 and a fixing section 13 is set as a sealing surface 143, the sealing rings 4 are two, the two sealing rings 4 are overlapped up and down and are embedded in the fixing section 13, meanwhile, one sealing ring 4 abuts against the sealing surface 143, the sealing block 3 is slidably installed in the opening and closing hole 12, the spring 2 is clamped between the sealing block 3 and a limiting block 141, a plurality of abutting blocks 31 are integrally arranged on the outer wall of the sealing block 3, the abutting blocks 31 are arranged along the circumferential direction of the sealing block 3 at equal angle intervals, a water flowing gap 32 is formed between every two adjacent abutting blocks 31, and the abutting blocks 31 are abutted against the sealing rings 4.

Referring to fig. 1 and 2, 3 one end interference cartridge of closed block is in sealing washer 4, closed block 3 has been located and has been seted up on the terminal surface of sealing washer 4 one end and has been assembled groove 33, it is coaxial with closed block 3 to assemble groove 33, closed block 3 is located the one end of sealing washer 4 and has still been seted up a plurality of intercommunication grooves 34, a plurality of intercommunication grooves 34 are seted up along 3 circumference intervals of closed block, a plurality of intercommunication grooves 34 with assemble groove 33 intercommunication and run through the 3 outer walls of closed block, interval certain distance between intercommunication groove 34 and the butt piece 31 simultaneously, make closed block 3 can be better sealed with the sealing washer 4 cooperation.

Referring to fig. 1 and 2, one end of the spring 2, which is far away from the limit block 141, is sleeved outside the sealing block 3 and abuts against the abutting block 31, one end of the sealing block 3, which is used for sleeving the spring 2, is provided with a water receiving groove 35 and a water flowing groove 36, the water receiving groove 35 is arranged on the end face of the sealing block 3 and is coaxial with the sealing block 3, the water flowing grooves 36 are provided in a plurality, the water flowing grooves 36 are arranged at intervals along the circumferential direction of the sealing block 3, and the water flowing grooves 36 are communicated with the water receiving groove 35 and penetrate through the side wall of the sealing block 3.

Referring to fig. 2 and 3, every stopper 141 simultaneously is provided with butt post 144 towards the equal an organic whole of lateral wall of closed block 3, and butt post 144 one side is integrative with the 14 inner walls of seal segment, through butt post 144 restriction closed block 3 excessive compression spring 2 and be close to stopper 141, stopper 141 is the fan ring shape simultaneously for along being the circular arc line in the stopper 141, stopper 141 keeps the better limiting displacement to spring 2, and rivers can be better simultaneously again.

Referring to fig. 2 and 4, fixed subassembly includes spacing seat 5 and the solid pipe 6 of card, and spacing seat 5 is the pipe form and wholly inlays the dress in canned paragraph 13, and spacing seat 5 outer wall is provided with a plurality of yielding spacing pieces 51 along circumference interval angle, and yielding spacing piece 51 can adopt the thin slice that the iron sheet also can adopt other metal material, and yielding spacing piece 51 is injection moulding together with spacing seat 5, and yielding spacing piece 51 is buckled and the pore wall of butt canned paragraph 13 after inserting.

Referring to fig. 2 and 4, a pressing guide surface 52 and an inserting guide surface 53 are formed on the inner wall of the limiting seat 5, the pressing guide surface 52 is formed at one end of the limiting seat 5 close to the sealing section 14, the inner diameter of the pressing guide surface 52 is gradually reduced towards the opening direction of the opening and closing hole 12, the inserting guide surface 53 is formed at one end of the limiting seat 5 far away from the sealing section 14, and the inner diameter of the inserting guide surface 53 is gradually enlarged along the direction far away from the sealing section 14.

Referring to fig. 2 and 4, the clamping pipe 6 is inserted into the limiting seat 5, one end of the clamping pipe 6 is located in the opening and closing hole 12, the other end of the clamping pipe is located outside the opening and closing hole 12, a limiting protrusion 61 is integrally arranged on the outer wall of one end of the clamping pipe 6 located in the opening and closing hole 12, and a drawing flange 62 is integrally arranged at one end of the clamping pipe 6 located outside the opening and closing hole 12 and used for drawing the clamping pipe 6 to move relative to the limiting seat 5 and limiting the clamping pipe 6 to be separated from the limiting seat 5 and enter the opening and closing hole 12.

Referring to fig. 2 and 4, the deformation groove 63 is opened at one end of the clamping fixed pipe 6 located in the sealing section 14, the deformation groove 63 is provided with a plurality of deformation grooves 63, the plurality of deformation grooves 63 are arranged along the clamping fixed pipe 6 at equal angular intervals in the circumferential direction, the deformation groove 63 separates the limiting protrusion 61 into a plurality of parts, the inner wall of the clamping fixed pipe 6 is provided with a circle of embossments 64, the embossments 64 are also divided into a plurality of parts by the deformation groove 63, and the clamping fixed pipe 6 is limited from being separated from the limiting seat 5 by the limiting protrusion 61 abutting against the first guide surface.

The one end that connects body 1 to set up water source hole 11 can adopt the mode of screw thread fixation also can adopt and open and close the unanimous connected mode of hole 12, installs corresponding subassembly and the fixed subassembly of opening and close in the water source hole 11 for the pipe that connects and output water also can adopt the fixed mode of cartridge to be connected.

The implementation principle of the quick coupling in the embodiment of the application is as follows: when the water pipe is installed, the water pipe is inserted into the opening hole 12, the water pipe pushes the sealing block 3, water flow can flow into the water pipe, meanwhile, the water pipe is inserted into the sealing ring 4, sealing between the water pipe and a connector is achieved, the clamping and fixing pipe 6 is pulled outwards through the drawing flanging 62, one end of the clamping and fixing pipe 6, provided with the deformation groove 63, contracts to extrude the water pipe, at the moment, the water pipe moves outwards, the clamping and fixing pipe 6 can move outwards through the opening and closing hole 12, the clamping and fixing pipe 6 moves outwards through the opening and closing hole 12, extrusion force of the clamping and fixing pipe 6 to the water pipe is further improved, friction force between the water pipe and the clamping and fixing pipe 6 is further improved, the water pipe can be well maintained to be in an insertion state in the opening and closing hole 12 no matter under the action of pulling force or under the action of pushing force of water flow.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A quick coupling, its characterized in that: including joint body (1), open and close the subassembly and fix the fixed subassembly of water pipe on joint body (1), set up opening obturator (12) and at least one water source hole (11) that are used for the intercommunication water source of at least one delivery pipe cartridge on joint body (1), open and close the installation in obturator (12) open and close the subassembly, open and close the subassembly and include spring (2), closing block (3) and sealing washer (4), sealing washer (4) install in open in obturator (12), open obturator (12) inner wall and be provided with stopper (141), closing block (3) slide install in open in obturator (12) and be located stopper (141) with between sealing washer (4), spring (2) centre gripping in stopper (141) with between closing block (3).

2. A quick coupling according to claim 1, wherein: one end of the sealing block (3) is inserted into the sealing ring (4), a plurality of communicating grooves (34) are formed in one end, located in the sealing ring (4), of the sealing block (3), and the communicating grooves (34) are formed at intervals in the circumferential direction of the sealing block (3).

3. A quick coupling according to claim 2, wherein: the end face of the sealing block (3) at one end in the sealing ring (4) is provided with a convergence groove (33), and the communication grooves (34) are communicated with the convergence groove (33).

4. A quick coupling according to claim 2, wherein: the outer wall of the sealing block (3) is provided with a plurality of abutting blocks (31), the abutting blocks (31) are arranged along the circumferential direction of the sealing block (3) at intervals, and a flowing water gap (32) is formed between the abutting blocks (31).

5. A quick coupling according to claim 4, wherein: one end of the spring (2) is sleeved outside the sealing block (3) and is abutted against the abutting block (31).

6. A quick coupling according to claim 5, wherein: the spring sealing block is characterized in that one end, sleeved with the spring (2), of the sealing block (3) is provided with a water receiving groove (35) and a plurality of water flowing grooves (36), the water receiving groove (35) is coaxial with the sealing block (3), the water flowing grooves (36) are arranged in a plurality of numbers, the water flowing grooves (36) are arranged along the circumferential direction of the sealing block (3) at intervals, and the water flowing grooves (36) are communicated with the water receiving groove (35) and penetrate through the side wall of the sealing block (3).

7. A quick coupling according to claim 1, wherein: the limiting blocks (141) are arranged in a plurality, the limiting blocks (141) are arranged at intervals along the circumferential direction of the opening and closing hole (12), and a water inlet space (142) is formed between every two adjacent limiting blocks (141).

8. A quick coupling according to claim 4, wherein: the limiting block (141) is provided with a butting column (144) towards the side wall of the sealing block (3).