CN219549850U

CN219549850U - Leak protection liquid flange subassembly

Info

Publication number: CN219549850U
Application number: CN202320315562.XU
Authority: CN
Inventors: 陆刚强
Original assignee: Zhangjiagang Huari Flange Co Ltd
Current assignee: Zhangjiagang Huari Flange Co Ltd
Priority date: 2023-02-25
Filing date: 2023-02-25
Publication date: 2023-08-18
Anticipated expiration: 2033-02-25

Abstract

The utility model relates to the technical field of flanges, and discloses a liquid leakage prevention flange assembly, which solves the problems that layered installation and sealing cannot be realized and protection cannot be realized in the current market, and comprises cement, wherein a layered sealing device is fixedly connected to the outer surface of the lower end of the cement, a flange protecting sleeve is movably connected to the outer wall of the layered sealing device, a drain pipe is movably connected to the inner surface of the lower end of the flange protecting sleeve, a protecting sheet is fixedly connected to the outer wall of the drain pipe, a connecting clamping ring and an inner fixing pipe are fixed through a fixing ring, the connecting clamping ring is conveniently inserted into a limiting groove to be connected and fixed, the sealing washer is fixed on the inner fixing pipe, the sealing is realized when the inner fixing pipe and the limiting groove are connected, the problem that the sealing ring and the limiting ring are not tightly sealed, and the later maintenance personnel are convenient to check that the part of the flange is problematic and replace, so that the liquid leakage prevention flange assembly can bring better use prospect.

Description

Leak protection liquid flange subassembly

Technical Field

The utility model belongs to the technical field of flanges, and particularly relates to a liquid leakage prevention flange assembly.

Background

A flange, also called flange collar or flange, which is a part of the shaft-to-shaft connection for the connection between the pipe ends; the flange is used for connecting two devices, such as a speed reducer flange, a flange joint or a flange joint, and is a detachable connection with a group of combined sealing structures, wherein the flange of a pipeline is a flange for a pipeline device, the flange is used for connecting the inlet and outlet flanges of the devices, holes are formed in the flange, the two flanges are tightly connected by the bolts, the flanges are sealed by gaskets, the flanges are connected in a threaded manner, the flanges are welded and clamped in pairs, a low-pressure pipeline can be connected by using a wire flange, the flange with pressure of more than four kilograms is welded, a sealing gasket is arranged between two flange plates, then the flange with different pressure is fastened by bolts, the bolts used by the flange with different pressure are different, and parts of the devices are manufactured into corresponding flange shapes when the flange is connected with the pipeline.

In prior art, the authority publication number "CN201821337171.3" discloses "a leak protection liquid flange subassembly", including first ring flange, second ring flange, first ring flange and second ring flange overlap installation, its characterized in that: the device also comprises annular flow guide blocks wrapping the side surfaces of the first flange plate and the second flange plate, wherein both ends of the flow guide blocks are provided with flow guide grooves, and the section of the flow guide blocks is I-shaped; the inner side of the flow guide block is provided with a through hole encircling the axis of the flow guide block; the bottom of the flow guide block is provided with a liquid accumulation cavity communicated with the flow guide groove; the liquid storage device also comprises a liquid storage cavity, wherein the liquid storage cavity is connected with the liquid storage cavity through a conduit. In the utility model, once the liquid leaks from the gap between the first flange plate and the second flange plate, the leaked liquid flows into the diversion trench through the through hole, and can be naturally volatilized and dried under the condition of less liquid leakage, thereby effectively avoiding the damage to equipment caused by direct contact of the liquid leakage with equipment parts.

The leakage-proof flange assembly solves the problem that the equipment is damaged due to the fact that the leakage of the traditional leakage-proof flange assembly is directly contacted with equipment parts.

It still has some drawbacks such as: when the mounting flange is installed in a layered manner, the joint of the upper end and the lower end of the flange is not tightly sealed, water leakage can occur for a long time, and the flange is not protected by a protective sleeve when the flange is installed;

to this end, a leak-proof flange assembly is proposed to solve the above-mentioned problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a liquid leakage prevention flange assembly, which solves the problems that the flange assembly cannot be installed and sealed in a layered manner and cannot be protected.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the waterproof mortar comprises mortar, wherein a layered sealing device is fixedly connected to the outer surface of the lower end of the mortar, a flange protecting sleeve is movably connected to the outer wall of the layered sealing device, a drain pipe is movably connected to the inner surface of the lower end of the flange protecting sleeve, and a protecting sheet is fixedly connected to the outer wall of the drain pipe.

As a preferable scheme, the outer surface of the lower end of the daub is movably connected with a fixing column, and one end of the fixing column is fixedly connected with a connecting ring.

As a preferable scheme, the layered sealing device comprises a fixed ring, a connecting clamping ring, an internal fixed pipe, a sealing gasket, a limiting groove and a limiting ring, wherein the outer surface of the lower end of the fixed ring is fixedly connected with the connecting clamping ring.

As the preferable scheme, the lower extreme surface fixedly connected with inside fixed pipe of retainer plate, the outer wall swing joint of inside fixed pipe has sealing washer, the outer wall swing joint of connection snap ring has the spacing groove, the outer wall fixedly connected with spacing collar of spacing groove.

As the preferred scheme, flange lag includes top sealing washer, fixation nut, stopper, connecting screw, preceding piece protective sheath, below sealing washer and back piece protective sheath, the upper end internal surface swing joint of preceding piece protective sheath has the top sealing washer, one side surface fixedly connected with stopper of preceding piece protective sheath.

As the preferred scheme, front end surface swing joint of stopper has the connecting screw, the rear end surface swing joint of stopper has fixation nut, the lower extreme internal surface swing joint of anter protective sheath has the below sealing washer, the rear end surface swing joint of anter protective sheath has the back piece protective sheath.

Compared with the prior art, the utility model provides a liquid leakage prevention flange assembly, which has the following beneficial effects:

1) In the work of the leak-proof flange assembly, the fixing ring is used for fixing the connecting snap ring and the internal fixing pipe, so that the connecting snap ring is convenient to be inserted into the limiting groove for connection and fixation, the sealing gasket is fixed on the internal fixing pipe, the internal fixing pipe is sealed when being connected with the limiting groove, water leakage caused by insufficient sealing between the fixing ring and the limiting ring is avoided, and the flange part is convenient to be inspected by a later maintenance personnel for replacement when the problem occurs;

2) In this leak protection liquid flange subassembly work, the front bezel protective sheath is in the same place with the back bezel protective sheath merge and is installed at the flange outer wall, can protect the flange outer wall to avoid flange wearing and tearing, is connected through the stopper between front bezel protective sheath and the back bezel protective sheath, and the connecting screw passes from the stopper is inside, and the other end is fixed with fixation nut, and the lower extreme internal surface of front bezel protective sheath are provided with top sealing washer and below sealing washer respectively, can laminate the drain pipe outer wall more, avoid flange lag and drain pipe dislocation to lead to the protection invalid in the use.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the cement of the present utility model;

FIG. 3 is a schematic diagram of the whole structure of the flange protecting sleeve of the present utility model;

fig. 4 is a schematic view of the overall structure of the layered sealing device of the present utility model.

The reference numerals in the figures illustrate: 1. cement gum; 2. a flange protecting sleeve; 3. a drain pipe; 4. a protective sheet; 5. a layered sealing device; 6. fixing the column; 7. a connecting ring; 8. a fixing ring; 9. connecting a clamping ring; 10. an inner fixed tube; 11. a sealing gasket; 12. a limit groove; 13. a limit ring; 14. an upper seal ring; 15. a fixing nut; 16. a limiting block; 17. a connecting screw; 18. a front protective sleeve; 19. a lower seal ring; 20. a rear protective sleeve.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a leak protection liquid flange subassembly, includes daub 1, and the lower extreme surface fixedly connected with layering sealing device 5 of daub 1, the outer wall swing joint of layering sealing device 5 have flange lag 2, and the lower extreme internal surface swing joint of flange lag 2 has drain pipe 3, and drain pipe 3's outer wall fixedly connected with protection piece 4.

In a further preferred embodiment of the present utility model, referring to fig. 1 to 4, the outer surface of the lower end of the cement 1 is movably connected with a fixing post 6, one end of the fixing post 6 is fixedly connected with a connecting ring 7, and the cement 1 and the connecting ring 7 can be fixed by the fixing post 6, so as to avoid dislocation of the cement 1 and the connecting ring 7 in the process of carrying.

In a further preferred embodiment of the present utility model, referring to fig. 1 to 4, the layered sealing device 5 comprises a fixing ring 8, a connecting snap ring 9, an internal fixing tube 10, a sealing gasket 11, a limiting groove 12 and a limiting ring 13, wherein the connecting snap ring 9 is fixedly connected to the outer surface of the lower end of the fixing ring 8, and the fixing ring 8 and the limiting ring 13 can be connected through the connecting snap ring 9, so that the fixing ring 8 and the limiting ring 13 are prevented from moving in position in the use process.

In a further preferred embodiment of the present utility model, referring to fig. 1 to 4, the outer surface of the lower end of the fixing ring 8 is fixedly connected with an inner fixing tube 10, the outer wall of the inner fixing tube 10 is movably connected with a sealing washer 11, the outer wall of the connecting snap ring 9 is movably connected with a limiting groove 12, the outer wall of the limiting groove 12 is fixedly connected with a limiting ring 13, and the part, which is connected with the fixing ring 8 and the limiting ring 13, can be sealed through the sealing washer 11, so that the leakage caused by unstable connection is avoided.

In a further preferred embodiment of the present utility model, referring to fig. 1 to 4, the flange protecting sleeve 2 includes an upper sealing ring 14, a fixing nut 15, a limiting block 16, a connecting screw 17, a front protecting sleeve 18, a lower sealing ring 19 and a rear protecting sleeve 20, wherein the upper sealing ring 14 is movably connected to the inner surface of the upper end of the front protecting sleeve 18, the limiting block 16 is fixedly connected to the outer surface of one side of the front protecting sleeve 18, and the upper sealing ring 14 is provided to isolate the front protecting sleeve 18 from the drain pipe 3, so that the front protecting sleeve 18 is prevented from damaging the drain pipe 3.

In a further preferred embodiment of the present utility model, referring to fig. 1 to 4, the front end outer surface of the limiting block 16 is movably connected with a connecting screw 17, the rear end outer surface of the limiting block 16 is movably connected with a fixing nut 15, the lower end inner surface of the front piece protecting sleeve 18 is movably connected with a lower sealing ring 19, the rear end outer surface of the front piece protecting sleeve 18 is movably connected with a rear piece protecting sleeve 20, and the front piece protecting sleeve 18 and the rear piece protecting sleeve 20 can be connected and fixed by the cooperation of the connecting screw 17 and the fixing nut 15.

Specific use and action of the embodiment: when the leak-proof flange assembly is used, firstly, the adhesive cement 1 is fixed, then the other end of an article to be connected is fixed, the drain pipe 3 is fixed with the other end, the protection sheet 4 is bonded and sealed with the article, the connecting clamping ring 9 is fixed with the inner fixing pipe 10 by the fixing ring 8, the connecting clamping ring 9 is conveniently inserted into the limiting groove 12 for connection and fixation, after the adhesive cement 1 and the article are fixed, the connecting clamping ring 9 is inserted into the limiting groove 12, the sealing gasket 11 is used for connecting and sealing the fixing ring 8 and the limiting ring 13 to avoid leakage, and a part of the flange to be inspected during the inspection of a later maintenance staff is conveniently replaced, after the fixing of the fixing ring 8 and the limiting ring 13 is completed, the front protection sleeve 18 and the rear protection sleeve 20 are installed on the exposed outer surface of the drain pipe 3 to protect the drain pipe from damage;

through setting up, retainer plate 8 will connect snap ring 9 and inside fixed pipe 10 fixedly, be convenient for connect snap ring 9 and insert in spacing groove 12 and connect fixedly, sealing washer 11 will fix on inside fixed pipe 10, it is sealed when inside fixed pipe 10 is connected with spacing groove 12, avoid retainer plate 8 and spacing ring 13 to seal inadequately tightly and lead to leaking, and it changes to examine that position of flange to appear problem when being convenient for later stage maintenance personal inspect, simultaneously through setting up again, front piece protective sheath 18 and back piece protective sheath 20 merge together and install at the flange outer wall, can protect the flange outer wall from flange wearing and tearing, be connected through stopper 16 between front piece protective sheath 18 and the back piece protective sheath 20, connecting screw 17 passes from stopper 16 inside, the other end is fixed with fixation nut 15, lower extreme internal surface and lower extreme internal surface of front piece protective sheath 18 are provided with top sealing washer 14 and below sealing washer 19 respectively, can laminate drain pipe 3 outer wall more, avoid flange protective sheath 2 and drain pipe 3 dislocation to lead to the protection in the use, the well known prior art of expert in this specification, simultaneously, therefore, the utility model is not explained in detail.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. The utility model provides a leak protection liquid flange subassembly, includes daub (1), its characterized in that: the lower extreme surface fixedly connected with layering sealing device (5) of clay (1), the outer wall swing joint of layering sealing device (5) has flange lag (2), the lower extreme internal surface swing joint of flange lag (2) has drain pipe (3), the outer wall fixedly connected with protection piece (4) of drain pipe (3).

2. The leak resistant flange assembly as set forth in claim 1, wherein: the lower extreme surface swing joint of clay (1) has fixed column (6), the one end fixedly connected with go-between (7) of fixed column (6).

3. The leak resistant flange assembly as set forth in claim 2, wherein: the layered sealing device (5) comprises a fixed ring (8), a connecting clamping ring (9), an internal fixed pipe (10), a sealing gasket (11), a limiting groove (12) and a limiting ring (13), wherein the outer surface of the lower end of the fixed ring (8) is fixedly connected with the connecting clamping ring (9).

4. A leak resistant flange assembly as set forth in claim 3 wherein: the lower extreme surface fixedly connected with inside fixed pipe (10) of retainer plate (8), the outer wall swing joint of inside fixed pipe (10) has sealing washer (11), the outer wall swing joint of connection snap ring (9) has spacing groove (12), the outer wall fixedly connected with spacing collar (13) of spacing groove (12).

5. The leak resistant flange assembly as set forth in claim 4, wherein: the flange protecting sleeve (2) comprises an upper sealing ring (14), a fixing nut (15), a limiting block (16), a connecting screw (17), a front piece protecting sleeve (18), a lower sealing ring (19) and a rear piece protecting sleeve (20), wherein the upper end inner surface of the front piece protecting sleeve (18) is movably connected with the upper sealing ring (14), and one side outer surface of the front piece protecting sleeve (18) is fixedly connected with the limiting block (16).

6. The leak resistant flange assembly as set forth in claim 5, wherein: the front end surface swing joint of stopper (16) has connecting screw (17), the rear end surface swing joint of stopper (16) has fixation nut (15), the lower extreme internal surface swing joint of anter protective sheath (18) has below sealing washer (19), the rear end surface swing joint of anter protective sheath (18) has back piece protective sheath (20).