CN212177992U - Valve joint with good sealing performance - Google Patents

Valve joint with good sealing performance Download PDF

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Publication number
CN212177992U
CN212177992U CN202020762066.5U CN202020762066U CN212177992U CN 212177992 U CN212177992 U CN 212177992U CN 202020762066 U CN202020762066 U CN 202020762066U CN 212177992 U CN212177992 U CN 212177992U
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valve
casing
outside
leakproofness
good
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CN202020762066.5U
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Chinese (zh)
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吴建雨
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Hxty Co ltd
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Hxty Co ltd
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Abstract

The utility model discloses a valve that leakproofness is good connects, including the valve body, the outside of valve body has cup jointed the connection casing that quantity is two, connects the fixed lantern ring of the inside fixedly connected with of casing, and the inside fixedly connected with of connecting the casing is located the inside sealed piece of the fixed lantern ring. This valve joint that leakproofness is good, through connecting spring, fly leaf and connecting rod make installation piece and baffle closely laminate all the time, thereby good sealed effect has been played, the effectual phenomenon of avoiding the leakproofness to reduce, connecting sleeve is in the same place with being connected the inseparable connection of casing under the combined action of ring flange and connection pad this moment, fixed connection's effect has been played, contact through sealed piece and connecting pipe this moment, thereby certain sealed effect has been played, the device makes sealed effect better through setting up double seal structure, the effectual problem of avoiding screw and nut connection structure singleness to lead to appearing the leakproofness and reducing.

Description

Valve joint with good sealing performance
Technical Field
The utility model relates to the technical field of valves, specifically be a valve joint that leakproofness is good.
Background
The valves are pipe fittings for opening and closing pipes, controlling flow direction, regulating and controlling parameters (temperature, pressure and flow) of a conveying medium, and can be divided into shut-off valves, check valves, regulating valves and the like according to functions of the valves, the valves are control parts in a fluid conveying system, have functions of stopping, regulating, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, are used for valves of the fluid control system, and are various from the simplest stop valves to various valves used in a very complicated automatic control system, the variety and the specification of the valves are quite various, and the valves can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metals, radioactive media and the like.
Most of valves on the market are connected in a mode of using flanges, nuts and screws, the mode is too single in connection, and the phenomenon that the sealing performance is reduced and worsened can occur along with the aging of the screws and the nuts after long-time use, so that the valve joint with good sealing performance is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a valve joint that leakproofness is good to the ageing problem that leads to the leakproofness to reduce that proposes in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a valve joint with good sealing performance comprises a valve body, wherein two connecting shells are sleeved outside the valve body, a fixed lantern ring is fixedly connected inside the connecting shells, a sealing block positioned inside the fixed lantern ring is fixedly connected inside the connecting shells, a flange plate is sleeved outside the connecting shells, a hollow cavity is formed inside the fixed lantern ring, a movable plate is movably connected inside the hollow cavity, rotating grooves are formed in the upper side wall and the lower side wall of the movable plate, the rotating blocks are movably connected inside the rotating grooves and are in contact with the inner side wall of the hollow cavity, connecting rods which penetrate through the hollow cavity and extend to the outside of the fixed lantern ring are fixedly connected on the opposite sides of the movable plate on the left side and the right side, a mounting block positioned inside the connecting shells is fixedly connected on the left side of each connecting rod, and connecting springs connected with the movable plate and the inner side wall of the hollow, the connecting device comprises a connecting shell and a mounting block, wherein the connecting shell is internally and movably connected with the mounting block, the mounting block is arranged in the connecting shell, the connecting sleeve is sleeved outside the connecting shell, and the connecting plate is sleeved outside the connecting sleeve and is in contact with a flange plate through a nut and a screw.
Preferably, the number of the fixed lantern rings is two, the two fixed lantern rings are symmetrically distributed, and the inner diameter of each fixed lantern ring is larger than the diameter of the left side and the diameter of the right side of the valve body.
Preferably, the sealing block is an annular block, the inner diameter of the sealing block close to one side of the connecting pipe is larger than the inner diameter of the sealing block far away from one side of the connecting pipe, and the outer diameter of the sealing block is equal to the inner diameter of the fixing sleeve ring.
Preferably, the hollow cavities are eight in number, eight are divided into a left group and a right group, and a group of four are distributed in an annular equidistant mode.
Preferably, the total sixteen rotating grooves and sixteen rotating grooves are divided into eight groups and one group of two rotating grooves are symmetrically distributed, and eight groups of rotating grooves and eight hollow cavities are in one-to-one correspondence.
Preferably, the rotating blocks are sixteen in number, sixteen rotating blocks correspond to sixteen rotating grooves in a one-to-one correspondence mode, the rotating blocks are spherical blocks, and the diameters of the rotating blocks are smaller than the diameters of the rotating grooves.
Compared with the prior art, the beneficial effects of the utility model are that: this valve joint that leakproofness is good, through connecting spring, fly leaf and connecting rod make installation piece and baffle closely laminate all the time, thereby good sealed effect has been played, the effectual phenomenon of avoiding the leakproofness to reduce, connecting sleeve is in the same place with being connected the inseparable connection of casing under the combined action of ring flange and connection pad this moment, fixed connection's effect has been played, contact through sealed piece and connecting pipe this moment, thereby certain sealed effect has been played, the device makes sealed effect better through setting up double seal structure, the effectual problem of avoiding screw and nut connection structure singleness to lead to appearing the leakproofness and reducing.
Drawings
Fig. 1 is a schematic view of a valve joint structure with good sealing performance according to the present invention;
fig. 2 is an enlarged schematic view of a structure at a position a in the structure diagram 1 of the valve joint with good sealing performance.
In the figure: 1-a valve body; 2-connecting the housing; 3-fixing a lantern ring; 4-sealing the block; 5-a flange plate; 6-hollow cavity; 7-a movable plate; 8-rotating the groove; 9-turning the block; 10-a connecting rod; 11-connecting a spring; 12-a mounting block; 13-a connecting tube; 14-a baffle; 15-a connecting sleeve; 16-connecting disc.
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 and fig. 2, the present invention provides an embodiment: a valve joint with good sealing performance comprises a valve body 1, two connecting shells 2 are sleeved outside the valve body 1, two fixing lantern rings 3 are fixedly connected inside the connecting shells 2, the number of the fixing lantern rings 3 is two, the two fixing lantern rings 3 are symmetrically distributed, the inner diameters of the fixing lantern rings 3 are larger than the diameters of the left side and the right side of the valve body 1, sealing blocks 4 located inside the fixing lantern rings 3 are fixedly connected inside the connecting shells 2, the sealing blocks 4 are annular blocks, the inner diameter of one side, close to a connecting pipe 13, of each sealing block 4 is larger than the inner diameter of one side, far away from the connecting pipe 13, of each sealing block 4, the outer diameter of each sealing block 4 is equal to the inner diameter of the corresponding fixing lantern ring 3, a flange 5 is sleeved outside the connecting shell 2, hollow cavities 6 are formed inside the fixing lantern rings 3, the hollow cavities 6 are eight in total, the eight hollow cavities 6 are divided, the inner part of the hollow cavity 6 is movably connected with a movable plate 7, the upper side wall and the lower side wall of the movable plate 7 are respectively provided with a rotating groove 8, the total number of the rotating grooves 8 is sixteen, sixteen rotating grooves 8 are symmetrically distributed, the eight groups of rotating grooves 8 are in one-to-one correspondence with the eight hollow cavities 6, the inner part of each rotating groove 8 is movably connected with a rotating block 9 which is contacted with the inner side wall of the inner cavity of the hollow cavity 6, the total number of the rotating blocks 9 is sixteen, the sixteen rotating blocks 9 are in one-to-one correspondence with the sixteen rotating grooves 8, the rotating blocks 9 are spherical blocks, the diameter of the rotating blocks 9 is smaller than that of the rotating grooves 8, the opposite sides of the movable plates 7 on the left side and the right side are respectively and fixedly connected with a connecting rod 10 which penetrates through the hollow cavity 6 and extends to the outer part of the fixed lantern ring 3, the left side of the connecting rod 10 is fixedly connected with an installation block 12 which is positioned in the connecting, the inner part of the connecting shell 2 is movably connected with a connecting pipe 13 contacted with the sealing block 4, the outer part of the connecting pipe 13 is sleeved with a baffle plate 14 which is positioned in the connecting shell 2 and contacted with the mounting block 12, the outer part of the connecting pipe 13 is sleeved with a connecting sleeve 15 sleeved outside the connecting shell 2, the outer part of the connecting sleeve 15 is sleeved with a connecting disc 16 contacted with the flange plate 5 through a nut and a screw, the valve joint with good sealing performance is used for tightly jointing the mounting block 12 and the baffle plate 14 all the time through a connecting spring 11, a movable plate 7 and a connecting rod 10, thereby having good sealing effect and effectively avoiding the phenomenon of sealing performance reduction, at the moment, the connecting sleeve 15 is tightly connected with the connecting shell 2 under the combined action of the flange plate 5 and the connecting disc 16 to play a role of fixed connection, and at the moment, the connecting sleeve is contacted with the, thereby certain sealed effect has been played, and the device makes sealed effect better through setting up double seal structure, and the effectual single problem that leads to appearing the leakproofness and reducing of screw and nut connection structure of avoiding.
The working principle is as follows: this valve joint that leakproofness is good, through coupling spring 11, fly leaf 7 and connecting rod 10 make installation piece 12 and baffle 14 closely laminate all the time, thereby good sealed effect has been played, the effectual phenomenon that the leakproofness reduces of having avoided, connecting sleeve 15 is in the same place with being connected the inseparable connection of casing 2 under ring flange 5 and connection pad 16's combined action this moment, fixed connection's effect has been played, contact with connecting pipe 13 through sealed piece 4 this moment, thereby certain sealed effect has been played, the device makes sealed effect better through setting up double seal structure, the effectual problem of avoiding screw and nut connection structure singleness to lead to appearing the leakproofness and reducing, the ageing problem that leads to the leakproofness to reduce that proposes in the above-mentioned background art has been solved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a valve joint that leakproofness is good, includes valve body (1), its characterized in that: the valve comprises a valve body (1), wherein two connecting shells (2) are sleeved outside the valve body (1), a fixed sleeve ring (3) is fixedly connected inside the connecting shells (2), a sealing block (4) positioned inside the fixed sleeve ring (3) is fixedly connected inside the connecting shells (2), a flange plate (5) is sleeved outside the connecting shells (2), a hollow cavity (6) is formed inside the fixed sleeve ring (3), a movable plate (7) is movably connected inside the hollow cavity (6), rotating grooves (8) are formed in the upper side wall and the lower side wall of the movable plate (7), a rotating block (9) contacted with the inner side wall of the hollow cavity (6) is movably connected inside the rotating groove (8), connecting rods (10) which penetrate through the hollow cavity (6) and extend to the outside of the fixed sleeve ring (3) are fixedly connected to one side of the movable plate (7) on the back of the left side and the right, the left side fixedly connected with of connecting rod (10) is located installation piece (12) inside connecting casing (2), and coupling spring (11) that are connected with fly leaf (7) and well cavity (6) intracavity lateral wall have been cup jointed to the outside of connecting rod (10), the inside swing joint of connecting casing (2) has connecting pipe (13) that contact with sealed piece (4), and baffle (14) that are located connecting casing (2) inside and contact with installation piece (12) have been cup jointed to the outside of connecting pipe (13), and connecting sleeve (15) cup joint at connecting casing (2) outside have been cup jointed to the outside of connecting pipe (13), and connecting pad (16) that contact through nut and screw and ring flange (5) have been cup jointed to the outside of connecting sleeve (15).
2. The valve joint with good sealing performance as claimed in claim 1, wherein: the fixed lantern ring (3) are two in total, the two fixed lantern rings (3) are symmetrically distributed, and the inner diameter of each fixed lantern ring (3) is larger than the diameter of the left side and the diameter of the right side of the valve body (1).
3. The valve joint with good sealing performance as claimed in claim 2, wherein: the sealing block (4) is an annular block, the inner diameter of one side, close to the connecting pipe (13), of the sealing block (4) is larger than the inner diameter of one side, far away from the connecting pipe (13), of the sealing block (4), and the outer diameter of the sealing block (4) is equal to the inner diameter of the fixed lantern ring (3).
4. The valve joint with good sealing performance as claimed in claim 1, wherein: the hollow cavities (6) are eight in number, eight the hollow cavities (6) are divided into a left group and a right group, and the hollow cavities (6) are distributed in an annular equidistant mode.
5. The valve joint with good sealing performance as claimed in claim 4, wherein: rotate total sixteen, sixteen in groove (8) rotate groove (8) and divide into eight groups, a set of two rotate groove (8) and be symmetric distribution, and eight groups rotate groove (8) and eight well cavity (6) are the relation of one-to-one.
6. The valve joint with good sealing performance as claimed in claim 5, wherein: the rotary blocks (9) are sixteen in number, the rotary blocks (9) correspond to the rotary grooves (8) in a one-to-one mode, the rotary blocks (9) are spherical blocks, and the diameters of the rotary blocks (9) are smaller than the diameters of the rotary grooves (8).
CN202020762066.5U 2020-05-11 2020-05-11 Valve joint with good sealing performance Active CN212177992U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020762066.5U CN212177992U (en) 2020-05-11 2020-05-11 Valve joint with good sealing performance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020762066.5U CN212177992U (en) 2020-05-11 2020-05-11 Valve joint with good sealing performance

Publications (1)

Publication Number Publication Date
CN212177992U true CN212177992U (en) 2020-12-18

Family

ID=73775717

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020762066.5U Active CN212177992U (en) 2020-05-11 2020-05-11 Valve joint with good sealing performance

Country Status (1)

Country Link
CN (1) CN212177992U (en)

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