CN213929870U

CN213929870U - Free rotation connecting hose

Info

Publication number: CN213929870U
Application number: CN202023079234.XU
Authority: CN
Inventors: 叶芳松
Original assignee: Xiamen Baolin Technology Co ltd
Current assignee: Xiamen Baolin Technology Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-08-10
Anticipated expiration: 2030-12-17

Abstract

A freely-rotating connecting hose comprises a joint component, a connecting piece, a limiting block, a pipeline and a rotating copper core, wherein a through hole is formed in the bottom of the joint component, the connecting piece is arranged in the through hole, the limiting block is arranged on the connecting piece, the pipeline is arranged at the bottom end of the limiting block, the rotating copper core is arranged in the joint component, first sealing gaskets are arranged on two sides of the rotating copper core, the gaskets are placed in a cushion cover, after two ends of the cushion cover are tightly pressed, the position of the cushion cover is firmly fixed, the gaskets can not move up and down relatively, the sealing effect is improved, a gap exists between the rotating copper core and the cushion cover, the up-and-down relative movement effect can be achieved, the friction force in the rotating process can be reduced, the hose can be more easily rotated, and a clamping block arranged on the outer wall of the rotating copper core is mutually clamped, the friction force between the rotary copper core and the connecting piece is increased, so that the connection is firmer, and the water leakage condition is avoided.

Description

Free rotation connecting hose

Technical Field

The utility model relates to the technical field of hoses, specifically a free rotation coupling hose.

Background

Hoses are an important component in modern industry. The hose is mainly used as a wire, a cable, a wire and cable protection pipe for automatic instrument signals and a civil shower hose, and the specification is from 3mm to 150 mm. The small-caliber hose (the inner diameter is 3mm-25mm) is mainly used for protecting a sensing circuit of a precision optical ruler and a circuit of an industrial sensor.

For example, the patent publication "CN 201620021166.6" is named as: the patent of "360 rotatory hose nipple" discloses "including the joint core, wherein, the joint core is equipped with the bolt cover outward and turns to the nut, the bolt cover side is provided with square groove, be equipped with the opening snap ring in the square groove, O type groove has been seted up to the inside bottom side of bolt cover, be equipped with first O type sealing washer in the O type groove, the front end that turns to the nut is the direction conical surface, turn to the preceding terminal surface of nut and first O type sealing washer counterbalance together, be provided with the protective sheath in the turning to the nut, wherein, protective sheath and the inboard interference fit who turns to the nut, the external screw thread end of bolt cover is equipped with second O type sealing washer".

But the inside waterproof bush of current hose when using is clearance fit between the body with the joint, drops easily, and can't freely rotate after the both ends screw is screwed moreover, can't satisfy partial customer's special demand.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a free rotation coupling hose of convenient to use, simple structure to prior art not enough.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a free rotation coupling hose, includes joint Assembly, connecting piece, stopper, pipeline and rotatory copper core, be provided with the through-hole in the joint Assembly bottom, be provided with the connecting piece in the through-hole, be provided with the stopper on the connecting piece, the stopper bottom is provided with the pipeline, the inside rotatory copper core that is provided with of joint Assembly, rotatory copper core both sides are provided with first sealed the pad, be provided with the gasket on the first sealed pad, be provided with the pad cover on the gasket, it fills up the pad cover to be provided with the second on the pad cover, the inside outer tube that is provided with of pipeline, the inside inner tube that is provided with of outer tube.

In order to realize better connection, the utility model discloses the improvement has, be provided with the recess on the connecting piece outer wall, the recess is the cambered surface, be provided with the bump on the through-hole inner wall, bump and recess looks adaptation.

In order to realize better fixed, the utility model discloses the improvement has, be provided with the chucking piece on the rotatory copper core outer wall, be provided with the draw-in groove on the connecting piece inner wall, draw-in groove and chucking piece looks adaptation.

In order to realize better use, the utility model discloses the improvement has, be provided with hollow layer between outer tube and the inner tube, be provided with the spliced pole between the hollow layer, spliced pole one end links to each other with the outer tube inner wall, and the other end links to each other with inner tube outer wall.

In order to realize better heat insulation, the utility model discloses the improvement has, the spliced pole is the elasticity rubber material.

In order to improve the practicality of pipeline, the utility model discloses the improvement has, the pipeline is stainless steel metal material, the outer tube is the rubber material, the inner tube is the resin material.

In order to realize better sealing, the utility model discloses the improvement has, the gasket is the V font gasket.

(III) advantageous effects

Compared with the prior art, the utility model provides a free rotation coupling hose possesses following beneficial effect:

when the free rotation connecting hose is used, the gasket is placed in the cushion cover, after the two ends of the cushion cover are tightly pressed, the position of the cushion cover is firmly fixed, the gasket can not move up and down relatively, the sealing effect is improved, a gap exists between the rotating copper core and the cushion cover, the up and down relative movement effect can be achieved, the friction force in the rotating process can be reduced, the hose is easier to rotate, the clamping block arranged on the outer wall of the rotating copper core and the clamping groove arranged on the inner wall of the connecting piece are clamped mutually, the friction force between the rotating copper core and the connecting piece is increased, the connection is firmer, the water leakage condition is avoided, the outer pipe arranged in the pipeline and the connecting column arranged between the outer pipe and the inner pipe are connected, the connecting column can improve the stability of the outer pipe and the inner pipe, and meanwhile, a hollow layer also can exist between the outer pipe and the inner pipe, the hollow layer can improve the heat insulation effect of the pipeline.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the disassembled structure of FIG. 1 according to the present invention;

FIG. 3 is a schematic diagram of the internal structure of FIG. 2 at 4 according to the present invention;

in the figure: 1. a joint assembly; 2. a connecting member; 3. a limiting block; 4. a pipeline; 5. rotating the copper core; 6. a first gasket; 7. a gasket; 8. a cushion cover; 9. a second gasket; 10. a through hole; 11. salient points; 12. a groove; 13. a clamping block; 14. a card slot; 15. an outer tube; 16. an inner tube; 17. a hollow layer; 18. connecting columns.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a free rotation connecting hose comprises a joint component 1, a connecting piece 2, a limiting block 3, a pipeline 4 and a rotary copper core 5, wherein a through hole 10 is formed in the bottom of the joint component 1, the connecting piece 2 is arranged in the through hole 10, the limiting block 3 is arranged on the connecting piece 2, the pipeline 4 is arranged at the bottom end of the limiting block 3, the rotary copper core 5 is arranged inside the joint component 1, first sealing gaskets 6 are arranged on two sides of the rotary copper core 5, a gasket 7 is arranged on each first sealing gasket 6, a cushion cover 8 is arranged on each gasket 7, a second sealing gasket 9 is arranged on the cushion cover 8, an outer pipe 15 is arranged inside the pipeline 4, and an inner pipe 16 is arranged inside the outer pipe 15.

In order to realize better connection, the utility model discloses the improvement has, be provided with recess 12 on the 2 outer walls of connecting piece, recess 12 is the cambered surface, be provided with bump 11 on the 10 inner walls of through-hole, bump 11 and recess 12 looks adaptation.

In order to realize better fixed, the utility model discloses the improvement has, be provided with chucking piece 13 on the 5 outer walls of rotatory copper core, be provided with draw-in groove 14 on the 2 inner walls of connecting piece, draw-in

groove

14 and 13 looks adaptations of chucking piece.

In order to realize better use, the utility model discloses the improvement has, be provided with hollow layer 17 between outer tube 15 and the inner tube 16, be provided with spliced pole 18 between the

hollow layer

17, 18 one end of spliced pole link to each other with outer tube 15 inner wall, and the other end links to each other with inner tube 16 outer wall.

In order to realize better heat insulation, the utility model discloses the improvement has, spliced pole 18 is the elasticity rubber material.

In order to improve the practicality of pipeline 4, the utility model discloses the improvement has, pipeline 4 is stainless steel metal material, outer tube 15 is the rubber material, inner tube 16 is the resin material.

In order to realize better sealing, the utility model discloses the improvement has, gasket 7 is the V font gasket.

To sum up, the working principle and the working process of the free rotation connecting hose are that when in use, the gasket 7 is firstly placed inside the cushion cover 8, after the two ends of the cushion cover 8 are tightly pressed, the position of the cushion cover 8 is firmly fixed, the gasket 7 can not move up and down relatively, the sealing effect is improved, a gap exists between the rotating copper core 5 and the cushion cover 8, the up and down relative movement effect can be achieved, the friction force in the rotating process can be reduced, the hose can rotate more easily, the gasket 7 is a V-shaped gasket 7, the V-shaped gasket 7 is sealed by pressure expansion, the free rotation of 360 degrees is facilitated, the knotting of the hose during the rotation can be avoided, the practicability is improved, the clamping block 13 arranged on the outer wall of the rotating copper core 5 and the clamping groove 14 arranged on the inner wall of the connecting piece 2 are clamped with each other, the friction force between the rotating copper core 5 and the connecting piece 2 is increased, from its connection more firm, avoid appearing the condition of leaking, the outer tube 15 that sets up in the pipeline 4, the spliced pole 18 that sets up between outer tube 15 and the inner tube 16, when spliced pole 18 improves the steadiness of outer tube 15 and inner tube 16, can also make to have a hollow layer 17 between outer tube 15 and the inner tube 16, hollow layer 17 can improve pipeline 4's thermal-insulated effect, avoids pipeline 4 overheated and scald skin.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A free-wheeling connecting hose, characterized in that: including joint Assembly (1), connecting piece (2), stopper (3), pipeline (4) and rotatory copper core (5), be provided with through-hole (10) in joint Assembly (1) bottom, be provided with connecting piece (2) in through-hole (10), be provided with stopper (3) on connecting piece (2), stopper (3) bottom is provided with pipeline (4), joint Assembly (1) inside is provided with rotatory copper core (5), rotatory copper core (5) both sides are provided with first sealed pad (6), be provided with gasket (7) on first sealed pad (6), be provided with on gasket (7) and cover (8), be provided with the sealed pad (9) of second on cover (8), pipeline (4) inside is provided with outer tube (15), and outer tube (15) inside is provided with inner tube (16).

2. A free-wheeling connection hose according to claim 1, wherein: be provided with recess (12) on connecting piece (2) outer wall, recess (12) are the cambered surface, be provided with bump (11) on through-hole (10) inner wall, bump (11) and recess (12) looks adaptation.

3. A free-wheeling connection hose according to claim 1, wherein: the rotary copper core is characterized in that a clamping block (13) is arranged on the outer wall of the rotary copper core (5), a clamping groove (14) is formed in the inner wall of the connecting piece (2), and the clamping groove (14) is matched with the clamping block (13).

4. A free-wheeling connection hose according to claim 1, wherein: be provided with hollow layer (17) between outer tube (15) and inner tube (16), be provided with spliced pole (18) between hollow layer (17), spliced pole (18) one end links to each other with outer tube (15) inner wall, and the other end links to each other with inner tube (16) outer wall.

5. A free-wheeling connection hose according to claim 4, wherein: the connecting column (18) is made of elastic rubber.

6. A free-wheeling connection hose according to claim 1, wherein: the pipeline (4) is made of stainless steel metal, the outer pipe (15) is made of rubber, and the inner pipe (16) is made of resin.

7. A free-wheeling connection hose according to claim 1, wherein: the gasket (7) is a V-shaped gasket.