CN217874629U

CN217874629U - Connecting double-sleeve

Info

Publication number: CN217874629U
Application number: CN202221843807.8U
Authority: CN
Inventors: 温方建; 房威; 陈鹏
Original assignee: Kelinen New Energy Technology Jiangsu Co ltd
Current assignee: Kelinen New Energy Technology Jiangsu Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-11-22
Anticipated expiration: 2032-07-18

Abstract

The utility model discloses a connect double cannula, including first body and second body, threaded connection has first sleeve pipe between first body and the second body, two solid fixed rings of first sheathed tube inner wall fixedly connected with, two solid fixed rings of solid fixed ring are gone up all to be fixed and are provided with seal ring, the equal fixed sealed lantern ring that is provided with in first sheathed tube both ends, two sealed lantern rings respectively with first body and second body outer wall contact, first sheathed tube outside fixedly connected with second sleeve pipe, both sides all run through on the second sleeve pipe and are provided with fastening screw, fastening screw's bottom is inconsistent with the sealed lantern ring. Through rotating first body and second body, make the tip of first body and second body support tightly with two seal ring respectively, and then seal the inside junction through two seal ring, support tightly through making a plurality of fastening screw and the sealing sleeve ring, and then seal the outside junction through the sealing sleeve ring, through inside and outside dual seal, it is sealed effectual.

Description

Connecting double-sleeve

Technical Field

The utility model belongs to the technical field of the steel pipe is connected, especially, relate to a connect double cannula.

Background

The steel pipe is a kind of steel with hollow section, its length is far greater than the diameter or perimeter, the steel pipe is not only used for conveying fluid and powdery solid, exchanging heat energy, manufacturing mechanical parts and containers, it is also an economic steel, the steel pipe is used to manufacture building structure net rack, pillar and mechanical support, it can reduce weight, save 20-40% of metal, and can realize the mechanized construction of factory, the steel pipe is used to manufacture highway bridge, not only can save steel, simplify construction, but also can greatly reduce the area of coating protective layer, save investment and maintenance cost.

When steel pipes are connected, two steel pipes are connected by welding, but the welding method can damage the surface treatment of the steel pipes, and influence the sealing performance and the structural strength of the steel pipes, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a connect double cannula.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a connect double cannula, includes first body and second body, threaded connection has first sleeve pipe between first body and the second body, two solid fixed rings of first sheathed tube inner wall fixedly connected with, two all fixed seal ring that is provided with on the solid fixed ring, the tip of first body and second body is inconsistent with two seal ring respectively, the equal fixed sealed lantern ring that is provided with in first sheathed tube both ends, two the sealed lantern ring contacts with first body and second body outer wall respectively, first sheathed tube outside fixedly connected with second sleeve pipe, both sides all run through on the second sleeve pipe and are provided with fastening screw, fastening screw's bottom is inconsistent with the sealed lantern ring.

Preferably, all be connected with fixed subassembly on first body and the second body, fixed subassembly includes staple bolt, fixed block and threaded rod, staple bolt fixed mounting is on first body and second body, fixed block and threaded rod all are provided with two, two the fixed block all with staple bolt fixed connection, two the threaded rod respectively with two fixed block threaded connection, threaded hole is all seted up at the sheathed tube both ends of second, two the one end of threaded rod respectively with two screw hole threaded connection, two the equal fixed mounting of the other end of threaded rod has the nut.

Preferably, the hoop comprises two half rings, and the two half rings are fixedly connected through bolts.

Preferably, the sealing washer and the sealing collar are both made of rubber materials.

Preferably, two sections of internal threads are arranged on two sides of the inner wall of the first sleeve, and external threads matched with the two sections of internal threads are respectively arranged on the outer walls of the first pipe body and the second pipe body.

Preferably, the sealing lantern ring comprises a first lantern ring and a second lantern ring, the first lantern ring is fixedly connected with the first lantern ring, the second lantern ring is perpendicular to the first lantern ring, the second lantern ring is in contact with the first pipe body and the second pipe body, and the fastening screw is in contact with the second lantern ring.

Preferably, the fastening screw is provided with a plurality of fastening screws, and the plurality of fastening screws are annularly distributed on the ring side of the second sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the first pipe body and the second pipe body are respectively arranged at two ends of the first sleeve in a threaded installation mode, the end parts of the first pipe body and the second pipe body are respectively abutted against two sealing washers by rotating the first pipe body and the second pipe body, then the inner joint is sealed by the two sealing washers, a plurality of fastening screws are abutted against the sealing sleeve ring, then the outer joint is sealed by the sealing sleeve ring, and the sealing effect is good by the inner and outer double sealing;

2. with two staple bolts respectively fixed mounting on first body and second body, through rotating the nut, drive the threaded rod and rotate, make two threaded rods insert the threaded hole respectively to make threaded rod fastening connection, it is fixed with first body and second bushing connection through two threaded rods and staple bolt, it is comparatively convenient to install fixedly.

Drawings

Fig. 1 is a schematic structural view of a connecting double-casing overall proposed by the present invention;

fig. 2 is a schematic structural view of a cross-section of a first sleeve for connecting two sleeves according to the present invention;

fig. 3 is a schematic structural view of the inner side of the first sleeve for connecting the double sleeves according to the present invention;

fig. 4 is a schematic structural view of a connecting double-sleeve sealing collar provided by the present invention;

fig. 5 is a schematic structural view of the connecting double-sleeve hoop of the present invention.

In the figure: 1. a first pipe body; 2. a second tube body; 3. a first sleeve; 4. a fixing ring; 5. a sealing gasket; 6. a sealing collar; 7. a second sleeve; 8. fastening a screw rod; 9. hooping; 10. a fixed block; 11. a threaded rod; 12. a half ring; 13. a bolt; 14. a first collar; 15. a second collar.

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.

Referring to fig. 1-4, a connecting double-sleeve comprises a first pipe body 1 and a second pipe body 2, wherein a first sleeve 3 is in threaded connection between the first pipe body 1 and the second pipe body 2, two sections of internal threads are arranged on two sides of the inner wall of the first sleeve 3, external threads matched with the two sections of internal threads are respectively arranged on the outer walls of the first pipe body 1 and the second pipe body 2, and the first pipe body 1 and the second pipe body 2 are respectively arranged at two ends of the first sleeve 3 in a threaded installation mode. Two solid fixed rings 4 of inner wall fixedly connected with of first sleeve pipe 3, all fixedly on two solid fixed rings 4 be provided with seal ring 5, the tip of first body 1 and second body 2 is inconsistent with two seal ring 5 respectively, through rotating first body 1 and second body 2, makes the tip of first body 1 and second body 2 inconsistent with two seal ring 5 respectively, and then seals the internal connection department through two seal ring 5.

The both ends of first sleeve 3 are all fixed and are provided with the sealing sleeve ring 6, two sealing sleeve rings 6 respectively with the contact of

first body

1 and 2 outer walls of second body, the outside fixedly connected with second sleeve 7 of first sleeve 3, both sides all run through on the second sleeve 7 and are provided with fastening screw 8, fastening screw 8's bottom and the sealing sleeve ring 6 are inconsistent, fastening screw 8 is provided with a plurality ofly, a plurality of fastening screw 8 are the ring side of cyclic annular distribution at second sleeve 7, it is inconsistent through making a plurality of fastening screw 8 and the sealing sleeve ring 6, and then seal the external connection department through the sealing sleeve ring 6. The sealing washer 5 and the sealing collar 6 are made of rubber materials, and the sealing performance is good. The sealing lantern ring 6 comprises a first lantern ring 14 and a second lantern ring 15, the first lantern ring 14 is fixedly connected with the first lantern ring 3, the second lantern ring 15 is vertically arranged with the first lantern ring 14, the second lantern ring 15 is in contact with the first pipe body 1 and the second pipe body 2, and the fastening screw 8 is inconsistent with the second lantern ring 15.

Referring to fig. 1 and 5, all be connected with fixed subassembly on first body 1 and the second body 2, fixed subassembly includes staple bolt 9, fixed block 10 and threaded rod 11, staple bolt 9 fixed mounting is on first body 1 and second body 2, fixed block 10 and threaded rod 11 all are provided with two, two fixed blocks 10 all with staple bolt 9 fixed connection, two threaded rods 11 respectively with two fixed block 10 threaded connection, threaded hole has all been seted up at second sleeve 7's both ends, two threaded rod 11's one end respectively with two screw hole threaded connection, the equal fixed mounting of the other end of two threaded rods 11 has the nut, through rotating the nut, it rotates to drive threaded rod 11, insert threaded hole respectively with two threaded rods 11, be connected first body 1 and second body 2 and second sleeve 7 fixedly through two threaded rods 11 and staple bolt 9. The hoop 9 comprises two half rings 12, and the two half rings 12 are fixedly connected through bolts 13, so that the hoop 9 is convenient to mount and dismount.

Now, the operation principle of the present invention is described as follows: through the screw thread mounting means, install first body 1 and second body 2 respectively at the both ends of first sleeve pipe 3, through rotating first body 1 and second body 2, make the tip of first body 1 and second body 2 support tightly with two seal ring 5 respectively, and then seal the inside junction through two seal ring 5. By abutting the fastening screws 8 against the sealing collar 6, the external connection is sealed by the sealing collar 6. With two staple bolts 9 respectively fixed mounting on first body 1 and second body 2, through rotating the nut, drive threaded rod 11 and rotate, make two threaded rods 11 insert the threaded hole respectively to make threaded rod 11 fastening connection, be connected first body 1 and second body 2 and second sleeve 7 fixedly through two threaded rods 11 and staple bolts 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a connect double cannula, includes first body (1) and second body (2), its characterized in that, threaded connection has first sleeve pipe (3) between first body (1) and second body (2), two solid fixed ring (4) of the inner wall fixedly connected with of first sleeve pipe (3), two gu all fixedly on fixed ring (4) be provided with seal ring (5), the tip of first body (1) and second body (2) is inconsistent with two seal ring (5) respectively, the both ends of first sleeve pipe (3) are all fixed and are provided with the sealed lantern ring (6), two sealed lantern ring (6) respectively with first body (1) and second body (2) outer wall contact, the outside fixedly connected with second sleeve pipe (7) of first sleeve pipe (3), both sides all run through on second sleeve pipe (7) and are provided with fastening screw (8), the bottom of fastening screw (8) offsets with the sealed lantern ring (6).

2. The connecting double-sleeve according to claim 1, characterized in that fixing components are connected to the first tube (1) and the second tube (2), each fixing component comprises a hoop (9), two fixing blocks (10) and a threaded rod (11), the hoop (9) is fixedly mounted on the first tube (1) and the second tube (2), the two fixing blocks (10) and the two threaded rods (11) are provided, the two fixing blocks (10) are fixedly connected with the hoop (9), the two threaded rods (11) are respectively in threaded connection with the two fixing blocks (10), threaded holes are respectively formed in two ends of the second sleeve (7), one ends of the two threaded rods (11) are respectively in threaded connection with the two threaded holes, and nuts are fixedly mounted on the other ends of the two threaded rods (11).

3. A connecting double pipe according to claim 2, characterized in that the anchor ear (9) comprises two half rings (12), the two half rings (12) being fixed by means of bolts (13).

4. A connecting double sleeve according to claim 1, characterized in that the sealing gasket (5) and the sealing collar (6) are both of rubber material.

5. A connecting double sleeve according to claim 1, characterized in that two sections of internal threads are arranged on two sides of the inner wall of the first sleeve (3), and the outer walls of the first tube body (1) and the second tube body (2) are respectively provided with external threads matched with the two sections of internal threads.

6. A connecting double sleeve according to claim 1, characterized in that the sealing collar (6) comprises a first collar (14) and a second collar (15), the first collar (14) being fixedly connected to the first sleeve (3), the second collar (15) being arranged perpendicular to the first collar (14), the second collar (15) being in contact with the first tube (1) and the second tube (2), the tightening screw (8) being in abutment with the second collar (15).

7. A connecting double sleeve according to claim 1, characterized in that the fastening screw (8) is provided in plurality, the fastening screws (8) being annularly distributed on the annular side of the second sleeve (7).