CN211371576U - Water return pipe joint - Google Patents

Abstract

The utility model discloses a return water pipe joint relates to the hardware, aims at solving return water pipe joint and the untight problem of wet return connection, and its technical scheme main points are: including hollow buffering head, fixedly connected with mutually perpendicular's pipeline one and pipeline two on the side of buffering head, the opening that is used for the fluid to get into is seted up to the top surface of buffering head, the one end fixedly connected with mounting bolt of buffering head is kept away from to pipeline two, mounting bolt for have with lead to two coaxial inner tubes of groove and with inner tube fixed connection's rotating head, there is the space that is used for the wet return connection between inner tube and the rotating head, screw thread one has been seted up on the periphery wall of inner tube, screw thread two has been seted up on the inner wall of rotating head, screw thread one and screw thread two are used for respectively with the interior outer wall threaded connection of wet. The utility model discloses have and connect inseparable effect to increase return water coupling's practicality and life.

Description

Water return pipe joint

Technical Field

The utility model relates to a hardware, more specifically says, it relates to a wet return connects.

Background

The water return pipe is a pipeline used for returning water in the water circulation system, and the water return pipe joint is a joint used for connecting the water return pipe and equipment and the water return pipe. But return water pipe joint often can appear in the use and return water pipe connection untight problem to lose the effect of connecting when making the sealed effect of return water pipe joint not good, lead to because of the poor water pipe joint that needs frequent change of connectivity, caused the waste when reducing return water pipe joint life.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a return water coupling through buffering head and construction bolt, plays the buffering and increases the effect of connectivity.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a wet return connects, including hollow buffering head, fixedly connected with mutually perpendicular's pipeline one and pipeline two on the side of buffering head, pipeline one and pipeline two interior offer respectively with the inside logical groove one and the logical groove two that communicate of buffering head, the opening that is used for the fluid to get into is seted up to the top surface of buffering head, the bottom surface of buffering head can be dismantled and is connected with sealed lid, the one end fixedly connected with construction bolt of buffering head is kept away from to pipeline two, construction bolt including have with lead to two coaxial inner tubes of groove and with inner tube fixed connection's rotating head, there is the space that is used for wet return to be connected between inner tube and the rotating head, set up screw thread one on the periphery wall of inner tube, set up screw thread.

Through adopting above-mentioned technical scheme, through the junction setting at pipeline one and pipeline two be used for the buffering head of buffering, because the inside cavity of buffering head, so can cushion at the hollow part of buffering head when making fluid flow in from the top surface of follow drift, can also slide along hollow part's inner wall simultaneously, finally make the fluid get into pipeline one and pipeline two respectively, the mounting bolt who has double thread through the tip setting at pipeline two, thereby make the interior outer wall of wet return connect simultaneously on mounting bolt, make the leakproofness that the wet return connects also increase by a wide margin when increasing the connectivity.

The utility model discloses further set up to: the length of the inner cylinder is greater than the thickness of the rotating head.

Through adopting above-mentioned technical scheme, length through setting up the inner tube is greater than the thickness of rotating head to make the inner tube can run through the wet return, thereby shelter from wet return and wet return joint's junction, and then effectively prevent that the fluid from leaking from the junction, strengthened the leakproofness.

The utility model discloses further set up to: the outer bottom surface of the buffer head is provided with a plurality of threaded holes in an annular array, the length of each threaded hole is smaller than the wall thickness of the buffer head, the sealing cover is connected in each threaded hole through a fastening bolt in a threaded mode, and the sealing cover and the bottom surface of the buffer head are connected with a rubber ring I in a supporting and pressing mode.

By adopting the technical scheme, the utility model discloses further set up to: through adding the sealed lid that can dismantle on the bottom surface at the buffer head, on the one hand the convenience is washd and is dredged the inside of buffer head when sealed lid is dismantled, and on the other hand can use in a flexible way, can regard as reserve delivery outlet when needs add other pipelines.

The utility model discloses further set up to: and one side of the first through groove, which is far away from the buffer head, is provided with a round table-shaped notch, and the large end of the notch is the side far away from the buffer head.

By adopting the technical scheme, the round table-shaped grooves are formed, so that when fluid flows into the channel from the cushion punch, the flow speed is gradually reduced under the action of the gradually-increased grooves, and the power pressure at the joint of the first pipeline and the water return pipe can be reduced.

The utility model discloses further set up to: the first pipeline is in a round table shape, the large end of the first pipeline is close to one side of the buffer head, and a clamping ring is fixedly connected to the outer peripheral wall of the small end of the first pipeline.

Through adopting above-mentioned technical scheme, through setting up pipeline one of round platform form for the junction thickening of pipeline one and buffer head, thereby increase the joint strength of pipeline one and gentle drift.

The utility model discloses further set up to: the peripheral wall of the pipeline is fixedly connected with a plurality of reinforcing rings which are distributed in a linear array along the length direction of the pipeline.

Through adopting above-mentioned technical scheme, through a plurality of beaded finish of fixed connection on the periphery wall at pipeline two to protect pipeline two.

To sum up, the utility model discloses following beneficial effect has:

1. the buffer head for buffering is arranged at the joint of the first pipeline and the second pipeline, and the buffer head is hollow and cylindrical, so that fluid can be buffered in the hollow part of the buffer head when flowing in from the top surface of the buffer head;

2. the end of the second pipeline is provided with the mounting bolt with double threads, so that the inner wall and the outer wall of the water return pipe can be connected to the mounting bolt at the same time, and the tightness of the joint of the water return pipe is greatly improved while the connectivity is improved.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

fig. 3 is a cross-sectional view of B-B in fig. 1.

In the figure: 1. a buffer head; 2. a first pipeline; 3. a second pipeline; 4. a sealing cover; 5. fastening a bolt; 6. A snap ring; 7. a reinforcement ring; 8. installing a bolt; 9. a first rubber ring; 10. a second rubber ring; 11. a first through groove; 12. a second through groove; 13. an inner barrel; 14. a pressing block; 15. a first thread; 16. and a second thread.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides a wet return connects, as shown in fig. 1 to fig. 3, including hollow cylinder buffering head 1, the opening that is used for the fluid to get into is offered to buffering head 1's top surface, the conveyer pipe threaded connection of equipment is on the open-ended lateral wall, and the conveyer pipe supports to press with the opening part to be connected with rubber circle two 10, through-hole and a plurality of screw hole have been seted up on buffering head 1's the bottom surface, the thickness of screw hole is less than buffering head 1's wall thickness, a plurality of screw holes are around the axis ring array of through-hole, buffering head 1's underrun fastening bolt 5 can be dismantled and be connected with sealed lid 4, it is connected with rubber circle one 9 to.

The welding has mutually perpendicular and the pipeline 2 and the pipeline two 3 that switch on the side of buffer head 1, and the appearance of pipeline 2 has been seted up logical groove 11 for the round platform form and in it, and the big end of pipeline 2 is for being close one side of buffer head 1, is located fixedly connected with snap ring 6 on the periphery wall of the little end of pipeline 2, lies in and leads to groove 11 and keeps away from one side of buffer head 1 and sets up the fluting of round platform form, and the one side of buffer head 1 is kept away from to the grooved big end.

Fixedly connected with is a plurality of beaded finish 7 along its length direction linear array distribution on the second 3 periphery wall of pipeline, be equipped with in the second 3 pipeline and lead to groove two 12, lead to groove one 11 and lead to groove two 12 all with the hollow part intercommunication of buffer head 1 and its cross-sectional area all is less than the hollow part of buffer head 1, the one end integrated into one piece that buffer head 1 was kept away from to pipeline one 2 has mounting bolt 8, mounting bolt 8 is including having the inner tube 13 coaxial with leading to groove two 12 and the rotating head of integrated into one piece at inner tube 13 outer wall, one side integrated into one piece that buffer head 1 was kept away from to the rotating head has the briquetting 14 that makes things convenient for the wet return installation, the section of thick bamboo height of inner tube 13 is greater than the thickness of rotating head, there is the space that is used for wet return connection between inner tube 13 and the rotating head, screw thread one 15 has been seted up on the periphery wall of inner tube 13, screw.

In concrete implementation, at first with sealed lid 4 through fastening bolt 5 fixed connection in the threaded hole on the first 1 bottom surfaces of buffering, should lay rubber circle one 9 between first 1 and sealed lid 4 of buffering earlier during the installation, the wet return is connected to the one end of keeping away from first 1 of buffering respectively at pipeline 2 and pipeline two 3 afterwards, the mode through the joint makes the wet return and the 6 joints of snap ring of pipeline 2 tip, through rotatory wet return of being connected with pipeline two 3, make the screw thread on the wet return inside and outside wall carry out threaded connection with screw thread one 15 and screw thread two 16 simultaneously. Because the utility model discloses a junction at pipeline 2 and pipeline two 3 sets up the buffering head 1 that is used for the buffering, because the inside cavity of buffering head 1 just is the cylinder, so make the fluid can cushion at the hollow portion of buffering head 1 when flowing in from the top surface of buffering drift 1, can also slide along hollow portion's inner wall simultaneously, finally make the fluid get into pipeline 2 and pipeline two 3 respectively, the tip through at pipeline two 3 sets up the mounting bolt 8 that has two screw threads, thereby make the interior outer wall of wet return connect simultaneously on mounting bolt 8, make the leakproofness that the wet return connects also increase by a wide margin when increasing the connectivity.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides a wet return connects, includes hollow buffering head (1), fixedly connected with mutually perpendicular's pipeline (2) and pipeline two (3) on the side of buffering head (1), set up respectively in pipeline (2) and pipeline two (3) with the logical groove one (11) and lead to groove two (12), its characterized in that of buffering head (1) inside intercommunication: the opening that is used for the fluid to get into is seted up to the top surface of buffering head (1), the bottom surface of buffering head (1) can be dismantled and is connected with sealed lid (4), one end fixedly connected with construction bolt (8) of buffering head (1) are kept away from in pipeline two (3), construction bolt (8) including have with lead to groove two (12) coaxial inner tube (13) and with inner tube (13) fixed connection's rotating head, there is the space that is used for the wet return connection between inner tube (13) and the rotating head, set up screw thread one (15) on the periphery wall of inner tube (13), set up screw thread two (16) on the inner wall of rotating head.

2. The water return joint according to claim 1, wherein: the length of the inner cylinder (13) is greater than the thickness of the rotating head.

3. A water return joint according to claim 2, wherein: the buffer head is characterized in that a plurality of threaded holes in an annular array are formed in the outer bottom surface of the buffer head (1), the length of each threaded hole is smaller than the wall thickness of the buffer head (1), the sealing cover (4) is connected into the threaded hole through a fastening bolt (5) in a threaded mode, and a rubber ring I (9) is connected between the sealing cover (4) and the bottom surface of the buffer head (1) in a pressing mode.

4. A water return joint according to claim 3, wherein: one side, far away from the buffering head (1), of the through groove I (11) is provided with a round table-shaped groove, and the large end of the groove is one side far away from the buffering head (1).

5. The water return joint according to claim 4, wherein: pipeline (2) are round platform form, the big end of pipeline (2) is for being close one side of buffer head (1), is located fixedly connected with snap ring (6) on the periphery wall of pipeline (2) little end.

6. The water return joint according to claim 5, wherein: the outer peripheral wall of the second pipeline (3) is fixedly connected with a plurality of reinforcing rings (7) which are distributed along the length direction in a linear array mode.

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