CN210566823U

CN210566823U - Winding pipe joint with adjustable vacuum degree

Info

Publication number: CN210566823U
Application number: CN201920935152.9U
Authority: CN
Inventors: 杨松彬
Original assignee: Fujian Dinglika Pipe Technology Co Ltd
Current assignee: Fujian Dinglika Pipe Technology Co Ltd
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-05-19
Anticipated expiration: 2029-06-20

Abstract

The utility model is suitable for the technical field of winding pipe joints, and provides a winding pipe joint with adjustable vacuum degree, which comprises a shell component and a joint component, wherein the shell component comprises a sleeve, a connecting block and an inner pipe; through being provided with the sleeve pipe, connecting block and inner tube, make the centre have the space that can overlap and establish outside winding pipe, still be provided with exhaust tube and the end cap of integration, realize the effect of connecting outside winding pipe through with evacuation between sleeve pipe and the inner tube, still be provided with control flap, suitably deflate between sleeve pipe and the inner tube, in order to avoid that internal pressure is too big to have harm and reduce life to connecting block and pipe wall, still be provided with first sealing washer, second sealing washer and third sealing washer, sealed sleeve pipe and outside winding pipe in proper order, inner tube and outside winding pipe and exhaust tube and sleeve pipe, still be provided with outstanding fixed cover, when connecting outside winding pipe, to outside winding pipe, have certain guard action.

Description

Winding pipe joint with adjustable vacuum degree

Technical Field

The utility model belongs to the technical field of the winding coupling, especially, relate to a vacuum adjustable winding coupling.

Background

The winding pipe is a new product for replacing the traditional metal protection spring for protecting the rubber pipe. The winding pipe is generally made of nylon or polypropylene. The winding pipe has good wear resistance, aging resistance and corrosion resistance compared with the traditional metal guard spring product; the anti-aging and anti-friction protection can be more effectively carried out on the outer surface of the hose.

When the original winding pipe joint is connected with an external winding pipe, the external winding pipe is damaged to a certain extent due to a spiral structure, and the internal parts are damaged in a vacuum part due to overlarge internal pressure, so that the service life is shortened, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vacuum adjustable winding coupling aims at solving original winding coupling and when connecting outside winding pipe, often has certain harm to outside winding pipe itself because be helical structure to probably because inside pressure is too big at the vacuum part, harm inside spare part and reduce life, make the higher problem of cost.

The utility model is realized in such a way, a winding pipe joint with adjustable vacuum degree comprises a shell component and a joint component, wherein the shell component comprises a sleeve, a connecting block and an inner pipe, the connecting block is fixedly connected with the sleeve and is positioned in the sleeve, the inner pipe and a sleeve are positioned in the sleeve and is positioned at the bottom of the connecting block, the joint component comprises an exhaust pipe, an end cap, a fixed sleeve, a fastening bolt, a control valve, a first sealing ring, a second sealing ring and a third sealing ring, the exhaust pipe is fixedly connected with the sleeve and is positioned above the sleeve, the end cap is fixedly connected with the exhaust pipe and is positioned at the top of the exhaust pipe, the number of the fixed sleeves is two, the fixed sleeves are respectively fixedly connected with the sleeve and are respectively positioned at two sides of the sleeve, and the fastening bolt is fixedly connected on each fixed sleeve, the fastening bolt is located outside the sleeve, the control valve is fixedly connected with the inner pipe and located on one side of the exhaust pipe, the first sealing rings are arranged at two ends of the inner side wall of the sleeve, the second sealing rings are arranged at two ends of the outer side wall of the inner pipe, and the third sealing rings are arranged on the outer side wall of the exhaust pipe.

The utility model discloses still provide preferred, the joint Assembly still includes the rubber sleeve, the rubber sleeve cover is located fastening bolt is close to sheathed tube one end.

The utility model discloses it is preferred still to provide, the quantity of connecting block is a plurality of.

The utility model discloses it is preferred still to provide, the exhaust tube with the end cap becomes the integration.

The utility model discloses still provide preferred, fixed sheathe in set up with the screw hole of the mutual adaptation of fastening bolt.

The utility model discloses it is preferred still to provide, fixed cover welding is in on the sleeve pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a vacuum adjustable winding coupling, through being provided with the sleeve pipe, connecting block and inner tube, make the centre have can overlap the space of establishing outside winding pipe, still be provided with exhaust tube and the end cap of integration, through the effect of realizing connecting outside winding pipe with evacuation between sleeve pipe and the inner tube, still be provided with control flap, suitably deflate between sleeve pipe and the inner tube, in order to avoid the internal pressure too big to harm connecting block and pipe wall to some extent and reduce life, still be provided with first sealing washer, second sealing washer and third sealing washer, seal sleeve pipe and outside winding pipe in proper order, inner tube and outside winding pipe and exhaust tube and sleeve pipe, still be provided with outstanding fixed cover, when connecting outside winding pipe, have certain guard action to outside winding pipe.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic side view of the fixing sleeve of the present invention;

in the figure: the device comprises a shell component 1, a sleeve 11, a connecting block 12, an inner pipe 13, a joint component 2, an exhaust pipe 21, a plug 22, a fixing sleeve 23, a fastening bolt 24, a control valve 25, a first sealing ring 26, a second sealing ring 27, a third sealing ring 28 and a rubber sleeve 29.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, the present invention provides a winding pipe joint with adjustable vacuum degree, which comprises: including casing subassembly 1 and joint Assembly 2, casing subassembly 1 includes sleeve pipe 11, connecting block 12 and inner tube 13, and connecting

block

12 and 11 fixed connection of sleeve pipe, and be located sleeve pipe 11's inside, and the inside of sleeve pipe 11 is located with the cover to inner tube 13, and is located the bottom of connecting block 12.

In this embodiment, the housing assembly 1 is equivalent to the frame of the whole structure, and the sleeve 11 and the inner pipe 13 in the housing assembly 1 are fixed together by the connecting block, which is the supporting part of the whole winding pipe joint structure.

The joint component 2 comprises an exhaust pipe 21, a plug 22, a fixed sleeve 23, a fastening bolt 24, a control valve 25, a first sealing ring 26, a second sealing ring 27 and a third sealing ring 28, the exhaust pipe 21 is fixedly connected with the sleeve 11, and is located above the sleeve 11, the plug 22 is fixedly connected with the exhaust pipe 21, and is located at the top of the exhaust pipe 21, the number of the fixed sleeve 23 is two, the fixed sleeve is respectively fixedly connected with the sleeve 11, and is respectively located at two sides of the sleeve 11, the fastening bolt 24 is fixedly connected to each fixed sleeve 23, the fastening bolt 24 is located outside the sleeve 11, the control valve 25 is fixedly connected with the inner pipe 13, and is located at one side of the exhaust pipe 21, the two ends of the inner side wall of the sleeve 11 are respectively provided with the first sealing rings 26, the two ends of the outer side wall of the inner pipe 13 are respectively provided with the second sealing.

In this embodiment, the joint component 2 includes a portion for firmly connecting the winding pipes, when the external winding pipe is fixed on both sides of the joint through the fixing sleeve 23, the external winding pipe is fixed by rotating the fastening bolt 24 during fixing, air between the sleeve 11 and the inner pipe 13 is pumped away through the exhaust pipe 21, so that vacuum is formed between the sleeve 11 and the inner pipe 13, the plug 22 is plugged on the exhaust pipe 21 immediately, meanwhile, the first sealing ring 26 and the second sealing ring 27 seal the gap between the external winding pipe and the sleeve 11 and the inner pipe 13, and the third sealing ring 28 seals the junction between the exhaust pipe 21 and the sleeve 11, so as to avoid air leakage and influence the effect of connecting the external winding pipe.

Further, the joint assembly 2 further includes a rubber sleeve 29, and the rubber sleeve 29 is sleeved on one end of the fastening bolt 24 close to the sleeve 11.

In the present embodiment, the rubber sleeve 29 prevents the fixing sleeve 23 from damaging the side wall of the external winding pipe when the external winding pipe is fixed by the fastening bolt 24, and plays a role of protecting the external winding pipe to reduce the breakage rate of the external winding pipe, thereby improving the service life thereof.

Further, the number of the connecting blocks 12 is several.

In the present embodiment, the connecting blocks 12 are welded between the sleeve 11 and the inner pipe 13 in a plurality of numbers, so that the connection between the sleeve 11 and the inner pipe 13 is more stable.

Further, the exhaust tube 21 is integrated with the plug 22.

In the present embodiment, after the evacuation pipe 21 is used to evacuate the space between the sleeve 11 and the inner pipe 13, the plug 22 immediately blocks the evacuation pipe 21 to prevent air from flowing into the space and affecting the connection of the joint, and the integration of the evacuation pipe 21 and the plug 22 can ensure that the joint cannot be used because the plug 22 is separated from the evacuation pipe 21 when the outer winding pipe is fixed.

Furthermore, the fixing sleeve 23 is provided with a threaded hole matched with the fastening bolt 24.

In this embodiment, the screw hole in the fixing sleeve 23 facilitates fixing of the fastening bolt 24.

Further, the fixing sleeve 23 is welded to the sleeve 11.

In the present embodiment, the two fixing sleeves 23 are fixed to both ends of the sleeve 11 by welding, which is more secure.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, insert the space at sleeve pipe 11 and inner tube 13 both ends respectively with two outside winding pipes, first sealing washer 26 and second sealing washer 27 can be sealed with it, then utilize fixed cover 24 cover to establish the outside at outside winding pipe, fix outside winding pipe through fastening bolt 24, rubber sleeve 29 can reduce fastening bolt 24 and to outside winding pipe injury when fastening bolt 24 is fixed to outside winding pipe, rethread exhaust tube 21 is to sleeve pipe 11, part between inner tube 13 and the outside winding pipe is evacuated, third sealing washer 28 seals exhaust tube 21 and sleeve pipe 11's juncture, accessible control flap 25 opens and shuts and adjusts vacuum, the use flow of a vacuum winding adjustable coupling has been accomplished.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a winding coupling of vacuum adjustable which characterized in that: comprises a shell component (1) and a joint component (2);

the shell assembly (1) comprises a sleeve (11), a connecting block (12) and an inner pipe (13), the connecting block (12) is fixedly connected with the sleeve (11) and is positioned inside the sleeve (11), and the inner pipe (13) is sleeved inside the sleeve (11) and is positioned at the bottom of the connecting block (12);

the joint component (2) comprises an exhaust pipe (21), a plug (22), two fixing sleeves (23), two fastening bolts (24), a control valve (25), a first sealing ring (26), a second sealing ring (27) and a third sealing ring (28), the exhaust pipe (21) is fixedly connected with the sleeve (11) and is positioned above the sleeve (11), the plug (22) is fixedly connected with the exhaust pipe (21) and is positioned at the top of the exhaust pipe (21), the two fixing sleeves (23) are respectively fixedly connected with the sleeve (11) and are respectively positioned at two sides of the sleeve (11), each fixing sleeve (23) is fixedly connected with the fastening bolt (24), the fastening bolts (24) are positioned outside the sleeve (11), and the control valve (25) is fixedly connected with the inner pipe (13), and is located one side of aspiration tube (21), the inside wall both ends of sleeve pipe (11) all are provided with first sealing washer (26), the outside wall both ends of inner tube (13) all are provided with second sealing washer (27), be provided with on the outside wall of aspiration tube (21) third sealing washer (28).

2. The vacuum adjustable convoluted duct joint of claim 1, wherein: the joint component (2) further comprises a rubber sleeve (29), and one end, close to the sleeve (11), of the fastening bolt (24) is sleeved with the rubber sleeve (29).

3. The vacuum adjustable convoluted duct joint of claim 1, wherein: the number of the connecting blocks (12) is several.

4. The vacuum adjustable convoluted duct joint of claim 1, wherein: the exhaust tube (21) and the plug (22) are integrated.

5. The vacuum adjustable convoluted duct joint of claim 1, wherein: the fixed sleeve (23) is provided with a threaded hole matched with the fastening bolt (24).

6. The vacuum adjustable convoluted duct joint of claim 1, wherein: the fixing sleeve (23) is welded on the sleeve (11).