CN214197682U

CN214197682U - Convenient-to-operate sealing device for circulating water equipment

Info

Publication number: CN214197682U
Application number: CN202120020063.9U
Authority: CN
Inventors: 肖新新
Original assignee: Shenzhen Lanyufeng Energy And Environmental Protection Co ltd
Current assignee: Shenzhen Xinghe Kechuang Intelligent Automation Technology Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-09-14
Anticipated expiration: 2031-01-04

Abstract

The utility model discloses a convenient operation circulating water equipment sealing device, including left flange, right flange, clamping ring flange, lower snap ring, clamp plate and last snap ring, first seal groove has all been seted up to left side flange and right flange terminal surface, and is provided with the clamping ring flange in the first seal groove to install first sealing washer in the first seal groove, the second seal groove has all been seted up in left side flange and the right flange outside, and installs the second sealing washer in the second seal groove, the snap ring is through last snap ring and lower snap ring interconnect in the left side flange and the right flange outside. This convenient operation circulating water equipment sealing device is provided with snap ring and snap ring down, and in the in-service use process, through the cooperation between locking bolt and the lock nut, through last snap ring and snap ring down with left flange and the mutual zonulae occludens of right flange, only need pull down snap ring and lower snap ring simultaneously, alright pull down the clamp plate together, very big improvement the convenience of dismouting.

Description

Convenient-to-operate sealing device for circulating water equipment

Technical Field

The utility model relates to a sealed technical field specifically is a convenient operation circulating water equipment sealing device.

Background

The human daily life can not be boiled, industrial production can not be boiled as well, along with the development of industrial production, the water consumption is larger and larger, the phenomenon of insufficient water supply has appeared in many areas, therefore the rationality and water conservation have become an important problem in developing industrial production, circulating water equipment mainly has two kinds of industry and family expenses, the main purpose is all for using water wisely, at present, in circulating water system, most adopt the flange to connect between pipeline and the valve, however, the contact position between the flange will appear the seepage phenomenon after traditional connection sealing method time is a little long time, influence the use of equipment, have great potential safety hazard simultaneously.

Therefore, the sealing device for the circulating water equipment, which is convenient to operate, is provided so as to solve the problems that the contact part between the flanges has a leakage phenomenon after the traditional connecting and sealing method provided by the above is used for a little long time, the use of the equipment is influenced, and meanwhile, the potential safety hazard is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient operation circulating water equipment sealing device to solve the long-time contact site between the back flange that uses of circulating water equipment sealing device on the existing market that above-mentioned background art provided and will appear the seepage phenomenon, influence the use of equipment, have the problem of great potential safety hazard simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a sealing device of circulating water equipment with convenient operation, which comprises a left connecting flange, a right connecting flange, a pressure ring flange, a lower snap ring, a pressure plate and an upper snap ring, the end faces of the left connecting flange and the right connecting flange are both provided with first sealing grooves, and the first sealing grooves are internally provided with pressure ring flanges, a first sealing ring is arranged in the first sealing groove, second sealing grooves are respectively arranged at the outer sides of the left connecting flange and the right connecting flange, and a second sealing ring is arranged in the second sealing groove, the outer sides of the left connecting flange and the right connecting flange are mutually connected through an upper snap ring and a lower snap ring, the lower snap ring and the upper snap ring are mutually connected and fixed through a locking nut and a locking bolt, the inner walls of the lower snap ring and the upper snap ring are both provided with a telescopic sleeve, and an extension spring is arranged in the middle of the extension sleeve, the tail end of the extension spring is connected with an extension rod, and the tail end of the extension rod is connected with a pressing plate.

Preferably, the central line of the pressure ring flange is overlapped with the central lines of the left connecting flange and the right connecting flange, and the central line of the pressure ring flange is overlapped with the central line of the first sealing groove.

Preferably, the center line of the second sealing ring is overlapped with the center lines of the left connecting flange and the right connecting flange, and the thickness of the second sealing ring is larger than the depth of the second sealing groove.

Preferably, the telescopic link all is provided with 3 in snap ring and the last snap ring down, and telescopic link and flexible cover constitute extending structure to the telescopic link is for snap ring and the central line rotational symmetry of last snap ring down.

Preferably, the number of the pressing plates is 2, and the center lines of the pressing plates are respectively overlapped with the center lines of the lower clamping ring and the upper clamping ring.

Preferably, the upper clamping ring and the lower clamping ring are vertically symmetrical relative to the central line of the left connecting flange and the central line of the right connecting flange, and the upper clamping ring and the lower clamping ring form a clamping structure with the left connecting flange and the right connecting flange.

Compared with the prior art, the beneficial effects of the utility model are that: the operation is convenient for the sealing device of the circulating water equipment;

1. the compression ring flange and the pressing plate are arranged, in the actual use process, when the left connecting flange and the right connecting flange are connected with each other, the tightness of the first sealing ring, the left connecting flange and the right connecting flange is improved through the matching between the compression ring flanges, and meanwhile, the second sealing ring is tightly attached to the left connecting flange and the right connecting flange through the pressing plate, so that the sealing performance in connection is improved, and the practicability of the device is improved;

2. be provided with snap ring and lower snap ring, at the in-service use in-process, through the cooperation between locking bolt and the lock nut, through last snap ring and lower snap ring with left flange and the mutual zonulae occludens of right flange, only need pull down snap ring and lower snap ring simultaneously, alright pull down the clamp plate together, very big improvement the convenience of dismouting.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present invention;

FIG. 2 is a schematic view of the left side of the utility model;

FIG. 3 is a schematic view of the connection structure of the telescopic sleeve and the telescopic rod of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a left attachment flange; 2. a right connecting flange; 3. pressing a ring flange; 4. a first seal ring; 5. a second seal groove; 6. a second seal ring; 7. a lower snap ring; 8. a telescopic sleeve; 9. a tension spring; 10. a telescopic rod; 11. pressing a plate; 12. a snap ring is arranged; 13. locking the bolt; 14. locking the nut; 15. a first seal groove.

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. 1-4, the present invention provides a technical solution: a sealing device of circulating water equipment convenient to operate comprises a left connecting flange 1, a right connecting flange 2, a pressure ring flange 3, a first sealing ring 4, a second sealing groove 5, a second sealing ring 6, a lower clamping ring 7, a telescopic sleeve 8, a telescopic spring 9, a telescopic rod 10, a pressure plate 11, an upper clamping ring 12, a locking bolt 13, a locking nut 14 and a first sealing groove 15, wherein the end faces of the left connecting flange 1 and the right connecting flange 2 are respectively provided with the first sealing groove 15, the pressure ring flange 3 is arranged in the first sealing groove 15, the first sealing ring 4 is arranged in the first sealing groove 15, the outer sides of the left connecting flange 1 and the right connecting flange 2 are respectively provided with the second sealing groove 5, the second sealing ring 6 is arranged in the second sealing groove 5, the outer sides of the left connecting flange 1 and the right connecting flange 2 are mutually connected through the upper clamping ring 12 and the lower clamping ring 7, and the upper clamping ring 12 are mutually connected and fixed through the locking nut 14 and the locking bolt 13, the inner wall of lower snap ring 7 and last snap ring 12 all installs telescopic sleeve 8, and installs expanding spring 9 in the middle of the telescopic sleeve 8, and the end-to-end connection of expanding spring 9 has telescopic link 10, and the end-to-end connection of telescopic link 10 has clamp plate 11.

The central line of clamping ring flange 3 and the central line of left flange 1 and right flange 2 coincide each other, and the central line of clamping ring flange 3 and the central line of first seal groove 15 coincide each other, and above-mentioned structural design is favorable to improving the compactness between first sealing washer 4 and the flange in the in-service use process.

The central line of second sealing washer 6 and the central line of left flange 1 and right flange 2 coincide each other, and the thickness of second sealing washer 6 is greater than the degree of depth of second seal groove 5, and above-mentioned structural design is in the in-service use in-process, is favorable to second sealing washer 6 to install between the flange.

The telescopic link 10 all is provided with 3 in snap ring 7 and last snap ring 12 down, and telescopic link 10 and expansion sleeve 8 constitute extending structure to telescopic link 10 is for snap ring 7 and the central line rotational symmetry of last snap ring 12 down, and above-mentioned structural design is in the in-service use in-process, is favorable to the homogeneity of clamp plate 11 atress.

The clamp plate 11 is provided with 2, and the central line of clamp plate 11 coincides each other with the central line of lower snap ring 7 and last snap ring 12 respectively, and above-mentioned structural design is favorable to improving the compactness between second sealing washer 6 and the flange in the in-service use process.

Go up snap ring 12 and snap ring 7 for left flange 1 and right flange 2's central line longitudinal symmetry down, and go up snap ring 12 and snap ring 7 down and left flange 1 and right flange 2 constitute the block structure, above-mentioned structural design, in the in-service use, convenience when being favorable to improving the dismouting between the flange.

The working principle is as follows: when the sealing device for the circulating water equipment convenient to operate is used, as shown in fig. 1 and 4, firstly, a first sealing ring 4 is installed in a first sealing groove 15, then a second sealing ring 6 is installed in a second sealing groove 5, then an upper clamping ring 12 and a lower clamping ring 7 are respectively installed on a left connecting flange 1 and a right connecting flange 2, and finally the upper clamping ring 12 and the lower clamping ring 7 are mutually connected and fixed through a locking bolt 13 and a locking nut 14, so that the left connecting flange 1 and the right connecting flange 2 are mutually and tightly fixed, the tightness between the first sealing ring 4 and the flanges is improved through the matching between the clamping ring flanges 3, as shown in fig. 2 and 3, a pressing plate 11 tightly attaches the second sealing ring 6 between the flanges under the action of an expansion spring 9 and an expansion link 10, so that the sealing performance after the flanges are connected is improved, and meanwhile, through the matching between the upper clamping ring 12 and the lower clamping ring 7, the convenience of disassembly and assembly during maintenance and overhaul is improved, so that a series of work is completed, and the content which is not described in detail in the specification belongs to the prior art which is known by the professional in the field.

It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the present invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a convenient operation circulating water equipment sealing device, includes left flange (1), right flange (2), clamping ring flange (3), lower snap ring (7), clamp plate (11) and last snap ring (12), its characterized in that: the end faces of the left connecting flange (1) and the right connecting flange (2) are respectively provided with a first sealing groove (15), a pressure ring flange (3) is arranged in the first sealing groove (15), a first sealing ring (4) is arranged in the first sealing groove (15), the outer sides of the left connecting flange (1) and the right connecting flange (2) are respectively provided with a second sealing groove (5), a second sealing ring (6) is arranged in the second sealing groove (5), the outer sides of the left connecting flange (1) and the right connecting flange (2) are mutually connected through an upper snap ring (12) and a lower snap ring (7), the lower snap ring (7) and the upper snap ring (12) are mutually connected and fixed through a locking nut (14) and a locking bolt (13), the inner walls of the lower snap ring (7) and the upper snap ring (12) are respectively provided with a telescopic sleeve (8), and a telescopic spring (9) is arranged in the middle of the telescopic sleeve (8), the tail end of the telescopic spring (9) is connected with a telescopic rod (10), and the tail end of the telescopic rod (10) is connected with a pressing plate (11).

2. The sealing device for the water circulating equipment convenient to operate according to claim 1, wherein: the center line of clamping ring flange (3) and the center line of left flange (1) and right flange (2) coincide each other, and the center line of clamping ring flange (3) and the center line of first seal groove (15) coincide each other.

3. The sealing device for the water circulating equipment convenient to operate according to claim 1, wherein: the center line of the second sealing ring (6) is overlapped with the center lines of the left connecting flange (1) and the right connecting flange (2), and the thickness of the second sealing ring (6) is larger than the depth of the second sealing groove (5).

4. The sealing device for the water circulating equipment convenient to operate according to claim 1, wherein: the telescopic rod (10) is provided with 3 in lower snap ring (7) and last snap ring (12), and telescopic rod (10) and flexible cover (8) constitute extending structure to telescopic rod (10) are for the central line rotational symmetry of lower snap ring (7) and last snap ring (12).

5. The sealing device for the water circulating equipment convenient to operate according to claim 1, wherein: the number of the pressing plates (11) is 2, and the center lines of the pressing plates (11) are respectively overlapped with the center lines of the lower clamping ring (7) and the upper clamping ring (12).

6. The sealing device for the water circulating equipment convenient to operate according to claim 1, wherein: go up snap ring (12) and lower snap ring (7) and for left flange (1) and right flange (2) central line upper and lower symmetry, and go up snap ring (12) and lower snap ring (7) and constitute the block structure with left flange (1) and right flange (2).