CN215763538U

CN215763538U - Valve tap gland sealing ring

Info

Publication number: CN215763538U
Application number: CN202122181141.6U
Authority: CN
Inventors: 张少辉
Original assignee: Suzhou Czechda Precision Machinery Co ltd
Current assignee: Shaanxi Lingjiateng Technology Co.,Ltd.
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-02-08
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a valve tap gland sealing ring which comprises a valve main body and a pressing ring, wherein the pressing ring is arranged inside the valve main body, a penetrating rod is arranged at the bottom of the pressing ring, a threaded rod is arranged inside the valve main body, a reinforcing sheet is arranged outside the threaded rod, an inflatable air bag is connected to the side face of the pressing ring, an air channel is arranged inside the pressing ring, a sealing plug is arranged at the top end of the air channel, a cylindrical plate is arranged at the top end of the pressing ring, and a valve cover is arranged outside the circular plate. According to the utility model, through arranging the inserting rod and the threaded rod, when the pressure ring is installed, the pressure ring is firstly placed in the valve main body, the inserting rod is inserted into the through hole of the valve main body, then the threaded rod is installed in the valve main body through manual rotation, finally the threaded rod is fixed on the side surface of the valve main body and penetrates through the through hole of the inserting rod, so that the pressure ring and the valve main body are connected stably and are not easy to fall off, and then the reinforcing sheet is installed to prevent the threaded rod from loosening.

Description

Valve tap gland sealing ring

Technical Field

The utility model relates to the technical field of valve processing design, in particular to a valve faucet gland sealing ring.

Background

At present, a pressure ring used for sealing is often arranged on the upper end face of a valve faucet, a through hole through which a valve rod passes is formed in the pressure ring, the sealing performance requirement is extremely high in certain valve faucets used in special industries, and a sealing ring is often designed on the contact surface of a pressure cover and the valve faucet.

The existing sealing ring is unstable in connection with the valve faucet, and the sealing ring is easy to loosen after the bolt of the gland loosens, so that the sealing performance is poor, and therefore the valve faucet gland sealing ring needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the connection between the existing sealing ring and a valve tap is unstable, and the sealing ring is easy to loosen after a bolt of a gland is loosened, so that the sealing performance is poor.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a tap gland sealing ring of valve, includes valve main part and clamping ring, the inside of valve main part is equipped with the clamping ring, the bottom of clamping ring is equipped with the interlude pole, the inside of valve main part is equipped with the threaded rod, the outside of threaded rod is equipped with the reinforcement piece, the side of clamping ring is connected with aerifys the gasbag, the inside of clamping ring is equipped with the air duct, the top of air duct is equipped with the sealing plug, the top of clamping ring is equipped with the cylinder board, the outside of cylinder board is equipped with the valve gap, the top surface of clamping ring is equipped with corrosion-resistant cushion, be equipped with the valve rod on the valve gap, the valve rod passes valve main part and clamping ring, the inside surface of clamping ring is equipped with the wearing layer, the top surface of valve gap is equipped with the anticorrosive coating, the side of valve gap is equipped with the anticorrosive coating.

Preferably, the interlude pole is fixed in the clamping ring bottom and is interlude in the through-hole of valve main part, the threaded rod passes the through-hole on the interlude pole for threaded connection and threaded rod's top in the inside of valve main part, the reinforcement piece is screwed connection and with the outside top surface in close contact with of threaded rod with the lateral wall of valve main part.

Preferably, the inflatable air bag is communicated with an air passage, and the air passage realizes a sealing structure through a sealing plug.

Preferably, the outer surface of the cylindrical plate is provided with external threads, the bottom of the valve cover is provided with a thread groove corresponding to the cylindrical plate, and the valve cover is in close contact with the top end surfaces of the valve body and the pressure ring when rotating to the bottommost part of the cylindrical plate.

Preferably, the top surface of corrosion-resistant cushion and clamping ring uses the inseparable adhesion of waterproof glue, the area of overlooking of corrosion-resistant cushion is the same with the area of overlooking of clamping ring.

Preferably, the wear-resisting adhesive layer uses glass cement to closely contact with the inner wall of the pressure ring, and the outer diameter of the wear-resisting adhesive layer is the same as the inner diameter of the pressure ring.

Preferably, the anti-corrosion coating is fixedly connected with the valve cover by using PC glue and is made of glass fiber cloth, and the anti-corrosion coating is made of epoxy resin and is attached to the surface of the valve cover in a spraying mode.

Compared with the prior art, the utility model has the following advantages:

1. according to the utility model, through arranging the inserting rod and the threaded rod, firstly, when the pressure ring is installed, the pressure ring is placed in the valve main body, the inserting rod is inserted into the through hole of the valve main body, then, the threaded rod is installed in the valve main body through manual rotation, finally, the threaded rod is fixed on the side surface of the valve main body and penetrates through the through hole of the inserting rod, so that the pressure ring and the valve main body are connected stably and are not easy to fall off, and then, the reinforcing sheet is installed to prevent the threaded rod from loosening;

2. according to the utility model, the inflatable air bag is arranged, so that after the compression ring is installed, air is input into the inflatable air bag through the air channel by using the inflating equipment, the inflatable air bag becomes inflated and expanded to be in contact with the valve main body, the compression ring is in full contact with the inner surface of the valve main body 1, the compression ring is not easy to shake, the stability is improved, and then the sealing plug is used for plugging the opening of the air channel;

3. according to the utility model, the wear-resistant adhesive layer is arranged, so that the valve rod can wear the inner surface of the compression ring when the valve rod is rotated for a long time, the compression ring can be damaged for a long time, and the wear-resistant adhesive layer can replace the inner surface of the compression ring to be in contact with the valve rod, so that the compression ring is well protected.

Drawings

FIG. 1 is a schematic view of a front view of an inner structure of a sealing ring of a valve faucet gland provided by the present invention;

FIG. 2 is a schematic view of an elevational external structure of a valve faucet gland sealing ring according to the present invention;

FIG. 3 is a schematic diagram of a top view of a pressing ring of a sealing ring of a valve faucet gland according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a sealing ring of a valve faucet gland provided by the utility model at a position A.

In the figure: 1. a valve body; 2. pressing a ring; 3. inserting the rod; 4. a threaded rod; 5. a reinforcing sheet; 6. an inflatable air bag; 7. an air duct; 8. a sealing plug; 9. a cylindrical plate; 10. a valve cover; 11. a corrosion-resistant cushion; 12. a valve stem; 13. wear-resistant adhesive layer; 14. an anti-corrosion adhesive layer; 15. and (4) an anti-corrosion coating.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 4, the valve tap gland sealing ring comprises a valve main body 1 and a pressing ring 2, wherein the pressing ring 2 is arranged inside the valve main body 1, an inserting rod 3 is arranged at the bottom of the pressing ring 2, a threaded rod 4 is arranged inside the valve main body 1, a reinforcing sheet 5 is arranged outside the threaded rod 4, an inflatable airbag 6 is connected to the side surface of the pressing ring 2, an air channel 7 is arranged inside the pressing ring 2, a sealing plug 8 is arranged at the top end of the air channel 7, a cylindrical plate 9 is arranged at the top end of the pressing ring 2, a valve cover 10 is arranged outside the cylindrical plate 9, a corrosion-resistant cushion 11 is arranged on the top surface of the pressing ring 2, a valve rod 12 is arranged on the valve cover 10, the valve rod 12 penetrates through the valve main body 1 and the pressing ring 2, a corrosion-resistant adhesive layer 13 is arranged on the inner surface of the pressing ring 2, a corrosion-resistant adhesive layer 14 is arranged on the top surface of the valve cover 10, and a coating 15 is arranged on the side surface of the valve cover 10;

it is noted that the inserting rod 3 is fixed at the bottom end of the compression ring 2 and inserted into the through hole of the valve main body 1, the threaded rod 4 is in threaded connection in the valve body 1, the top end of the threaded rod 4 penetrates through the through hole in the inserting rod 3, the reinforcing sheet 5 is in threaded connection with the side wall of the valve body 1 and is in tight contact with the surface of the outer top end of the threaded rod 4, firstly, when the press ring 2 is installed, the press ring 2 is firstly placed in the valve main body 1, and the inserting rod 3 is inserted in the through hole of the valve main body 1, then the threaded rod 4 is installed inside the valve body 1 by manual rotation, finally the threaded rod 4 is fixed on the side of the valve body 1 and the threaded rod 4 passes through the through hole of the inserting rod 3, the connection ensures that the compression ring 2 and the valve main body 1 are connected stably and are not easy to fall off, and then the reinforcing sheet 5 is installed to prevent the threaded rod 4 from loosening;

it is worth noting that the inflatable air bag 6 is communicated with the air passage 7, the air passage 7 realizes a sealing structure through the sealing plug 8, therefore, after the compression ring 2 is installed, air is input into the inflatable air bag 6 through the air passage 7 by using an inflating device, the inflatable air bag 6 becomes inflated and expanded to be in contact with the valve main body 1, the compression ring 2 is enabled to be in full contact with the inner surface of the valve main body 1, the vibration is not easy to occur, the stability is improved, and then the sealing plug 8 is used for blocking the opening of the air passage 7;

it is worth noting that the external surface of the cylindrical plate 9 is provided with external threads, the bottom of the valve cover 10 is provided with thread grooves corresponding to the cylindrical plate 9, the valve cover 10 is in close contact with the top end surfaces of the valve main body 1 and the pressing ring 2 when rotating to the bottommost part of the cylindrical plate 9, therefore, after the pressing ring 2 is arranged, the thread grooves at the bottom of the valve cover 10 are aligned to the cylindrical plate 9, the valve cover 10 is fixed through manual rotation, and the valve cover 10 is well connected with the valve main body 1 through bolts, so that the stability of the connection of the valve cover 10 and the pressing ring 2 is enhanced, and the valve cover 10 cannot be loosened too much even if the bolts loosen due to the stable connection of the pressing ring 2 and the valve main body 1;

it is worth noting that the top end surfaces of the corrosion-resistant soft cushion 11 and the compression ring 2 are tightly adhered by waterproof glue, and the overlooking area of the corrosion-resistant soft cushion 11 is the same as the overlooking area of the compression ring 2, so that the corrosion-resistant soft cushion 11 can be tightly contacted with the bottom surface of the valve cover 10 after the valve cover 10 is installed, thereby reducing the extrusion force between the valve cover 10 and the compression ring 2, preventing the extrusion force from being too large, and preventing metal fatigue caused by long time, so that parts are damaged, and playing a good protection effect;

it is worth noting that the wear-resistant adhesive layer 13 is tightly contacted with the inner wall of the pressure ring 2 by using glass cement, and the outer diameter of the wear-resistant adhesive layer 13 is the same as the inner diameter of the pressure ring 2, so that the valve rod 12 can wear the inner surface of the pressure ring 2 in long-term rotating use of the valve rod 12, the pressure ring 2 can be damaged in a long-term rotating use, and at the moment, the wear-resistant adhesive layer 13 can replace the inner surface of the pressure ring 2 to be contacted with the valve rod 12, so that the pressure ring 2 is well protected;

it is worth noting that the anti-corrosion adhesive layer 14 is made of PC glue and is fixedly connected with the valve cover 10, the anti-corrosion adhesive layer 14 is made of glass fiber cloth, the anti-corrosion coating layer 15 is made of epoxy resin and is attached to the surface of the valve cover 10 in a spraying mode, the anti-corrosion adhesive layer 14 plays a good dustproof and waterproof effect on the surface of the valve cover 10, the surface of the valve cover 10 is not prone to rusting and corrosion, a good protection effect is achieved, the anti-corrosion coating layer 15 enables the side face of the valve cover 10 to have an anti-corrosion effect, and the service life of the valve cover 10 is greatly prolonged.

The principle of use of the utility model will now be described as follows:

when the utility model is used, firstly, when the press ring 2 is installed, the press ring 2 is placed in the valve main body 1, the inserting rod 3 is inserted in the through hole of the valve main body 1, then the threaded rod 4 is installed in the valve main body 1 through manual rotation, finally, the threaded rod 4 is fixed on the side surface of the valve main body 1, and the threaded rod 4 passes through the through hole of the inserting rod 3, so that the connection enables the press ring 2 to be stably connected with the valve main body 1 and not to fall off easily, then the reinforcing sheet 5 is installed to prevent the threaded rod 4 from loosening, after the press ring 2 is installed, gas is input into the inflatable airbag 6 through the vent channel 7 by using an inflating device, the inflatable airbag 6 is inflated and expanded to be in contact with the valve main body 1, so that the press ring 2 is in full contact with the inner surface of the valve main body 1 and is not easy to shake, the stability is improved, then after the press ring 2 is arranged, aim at cylinder board 9 with the thread groove of valve gap 10 bottom, manual rotation is fixed valve gap 10, reuse the bolt make valve gap 10 be connected with valve main part 1 can, the steadiness that valve gap 10 is connected with clamping ring 2 has been strengthened like this, because clamping ring 2 and valve main part 1 are connected stably, even the bolt becomes flexible valve gap 10 can not too not become flexible, last after valve gap 10 has been installed corrosion-resistant cushion 11 can with valve gap 10 bottom surface in close contact with, thereby the extrusion force between valve gap 10 and the clamping ring 2 has been reduced, prevent that the two extrusion force is too big, it is long to cause metal fatigue for a time, make the part take place to damage, play fine protecting effect, simultaneously, the interior surface and the valve rod 12 contact of clamping ring 2 can be replaced to wearing layer 13, play fine guard action to clamping ring 2.

In the present invention, unless otherwise specifically stated or limited, the terms "sliding", "rotating", "fixed", "provided", and the like are to be understood broadly, and may be, for example, welded, bolted, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a valve tap gland sealing ring, includes valve main part (1) and clamping ring (2), its characterized in that, the inside of valve main part (1) is equipped with clamping ring (2), the bottom of clamping ring (2) is equipped with interlude pole (3), the inside of valve main part (1) is equipped with threaded rod (4), the outside of threaded rod (4) is equipped with reinforcing plate (5), the side of clamping ring (2) is connected with aerifys gasbag (6), the inside of clamping ring (2) is equipped with air duct (7), the top of air duct (7) is equipped with sealing plug (8), the top of clamping ring (2) is equipped with cylinder board (9), the outside of cylinder board (9) is equipped with valve gap (10), the top surface of clamping ring (2) is equipped with corrosion-resistant cushion (11), be equipped with valve rod (12) on valve gap (10), valve rod (12) pass valve main part (1) and clamping ring (2), the inside surface of clamping ring (2) is equipped with wear-resisting adhesive layer (13), the top surface of valve gap (10) is equipped with anticorrosive adhesive layer (14), the side of valve gap (10) is equipped with anticorrosive coating (15).

2. The valve tap gland sealing ring according to claim 1, wherein the insertion rod (3) is fixed at the bottom end of the compression ring (2) and inserted into the through hole of the valve main body (1), the threaded rod (4) is in threaded connection inside the valve main body (1) and the top end of the threaded rod (4) penetrates through the through hole on the insertion rod (3), and the reinforcing sheet (5) is in threaded connection with the side wall of the valve main body (1) and is in close contact with the outer top end surface of the threaded rod (4).

3. Valve tap gland sealing ring according to claim 1, characterized in that said inflatable bladder (6) is in communication with an air duct (7), said air duct (7) realizing a sealing structure by means of a sealing plug (8).

4. The valve tap gland sealing ring according to claim 1, characterized in that the outer surface of the cylindrical plate (9) is provided with external threads and the bottom of the valve cover (10) is provided with a threaded groove corresponding to the cylindrical plate (9), and the valve cover (10) is in close contact with the top end surfaces of the valve body (1) and the pressing ring (2) when rotated to the lowest portion of the cylindrical plate (9).

5. The valve tap gland sealing ring according to claim 1, characterized in that the corrosion-resistant soft cushion (11) is tightly adhered to the top end surface of the pressure ring (2) by waterproof glue, and the top view area of the corrosion-resistant soft cushion (11) is the same as that of the pressure ring (2).

6. The valve tap gland sealing ring according to claim 1, wherein the wear-resistant adhesive layer (13) is in close contact with the inner wall of the pressure ring (2) by using glass cement, and the outer diameter of the wear-resistant adhesive layer (13) is the same as the inner diameter of the pressure ring (2).

7. The valve tap gland sealing ring according to claim 1, wherein the anti-corrosion adhesive layer (14) is fixedly connected with the valve cap (10) by using PC glue, the anti-corrosion adhesive layer (14) is made of glass fiber cloth, and the anti-corrosion coating (15) is made of epoxy resin and is attached to the surface of the valve cap (10) in a spraying manner.