CN211525638U - Valve with good sealing performance - Google Patents

Abstract

The utility model discloses a valve that leakproofness is good, including the valve body, the equal fixedly connected with pipeline in both sides of valve body, the outside fixedly connected with flange plate of pipeline, the top fixedly connected with fixed flange dish of pipeline, the center department on fixed flange dish top surface is provided with seal sleeve, and seal sleeve's top is provided with movable flange dish. The utility model discloses a set up the loose flange dish, fixed cover, the stopper, rotate the collar plate, rotate the screw rod, a supporting plate, the collar groove, observe the notch, seal bushing, the mounting flange dish, the elastic seal circle, store up the collar groove, the activity hole, positioning channel groove, the cooperation of elastic seal fixture block and collar ring is used, can effectively seal the rotation department of valve, the result of use of valve is better like this, solved the valve when using, because of can not seal rotation department, make liquid spill over from the rotation department of valve easily, thereby lead to the valve to appear the relatively poor problem of result of use.

Description

Valve with good sealing performance

Technical Field

The utility model relates to the technical field of valves, specifically be a valve that leakproofness is good.

Background

In modern society, the valve has obtained the wide use in all kinds of pipelines, and current valve is when using, and the rotation department of valve can not effectively sealed, opens or closes the in-process at the valve, and liquid can spill over from threaded connection for the valve is polluted easily, thereby leads to the problem that the result of use is relatively poor to the valve to appear, greatly reduced the practicality of valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve that leakproofness is good possesses and carries out effective sealed advantage to valve rotation department, has solved the relatively poor problem of result of use appears in the valve.

In order to achieve the above object, the utility model provides a following technical scheme: a valve with good sealing performance comprises a valve body, wherein pipelines are fixedly connected to two sides of the valve body, connecting flange plates are fixedly connected to the outer sides of the pipelines, a fixed flange plate is fixedly connected to the top of the pipeline, a sealing sleeve is arranged in the center of the top surface of the fixed flange plate, a movable flange plate is arranged at the top of the sealing sleeve, a fixed sleeve is fixedly connected to the top of the movable flange plate, observation groove openings are vertically formed in the front surface and the back surface of the fixed sleeve, a rotating screw rod is arranged at the top of the fixed sleeve, a limiting ring plate is fixedly connected to the top of the rotating screw rod, and a limiting ring groove is annularly formed in the top of the;

the surface of the rotating screw rod and the top of the fixed sleeve are sleeved with a rotating ring plate, two sides of the bottom surface of the rotating ring plate are fixedly connected with supporting plates, the bottom of the inner side surface of each supporting plate is fixedly connected with a limiting block, the inner side of each limiting block extends to an inner cavity of a limiting ring groove and is in sliding contact with the inner cavity of the limiting ring groove, the center of the bottom surface of the movable flange plate and the center of the top surface of the fixed flange plate are both provided with movable holes in a penetrating manner, the outer ring of each movable hole is provided with a positioning clamping groove, an elastic sealing fixture block is embedded in the inner cavity of each positioning clamping groove, the inner sides of the elastic sealing fixture blocks are fixedly connected with elastic sealing rings, the outer ring of the bottom surface of the movable flange plate and the outer ring of the top surface of the fixed flange plate are both provided with storage sealing ring, one side that sealing sleeve was kept away from to the sealing washer ring extends to the inner chamber that stores up the sealing washer groove and with store up the inner chamber that stores up the sealing washer groove and be closely matched, the bottom of rotating the screw rod runs through from last to down in proper order and rotates circle board, fixed cover, movable flange dish and fixed flange dish and extend to the inner chamber fixedly connected with valve plate of valve body.

Preferably, the center of the top surface and the center of the bottom surface of the fixed sleeve are both provided with a rotating hole in a penetrating manner, the inner diameter of the rotating hole is slightly larger than the outer diameter of the rotating screw rod, and the bottom of the inner cavity of the rotating hole at the bottom is communicated with the movable hole in the fixed flange plate.

Preferably, a rotating screw hole is formed in the center of the top surface of the rotating ring plate in a penetrating mode, and an inner ring of the rotating screw hole is connected with the surface of the rotating screw rod through threads.

Preferably, the surface of the elastic sealing clamping block is in close fit with the inner cavity of the positioning clamping groove, the outer ring of the elastic sealing ring is in close fit with the inner cavity of the movable hole, the inner ring of the elastic sealing ring is in sliding contact with the inner cavity of the rotating screw rod, and the threads on the surface of the rotating screw rod are arranged between the bottom of the limiting ring plate and the center of the inner cavity of the fixed sleeve.

Preferably, the outer ring of the bottom surface of the movable flange plate and the outer ring of the fixed flange plate are both provided with mounting positioning holes, mounting positioning bolts are mounted between the two vertical corresponding mounting positioning holes, and the movable flange plate is fixedly connected with the fixed flange plate through the mounting positioning bolts.

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

1. the utility model discloses a set up the loose flange dish, fixed cover, the stopper, rotate the collar plate, rotate the screw rod, a supporting plate, the collar groove, observe the notch, seal bushing, the mounting flange dish, the elastic seal circle, store up the collar groove, the activity hole, positioning channel groove, the cooperation of elastic seal fixture block and collar ring is used, can effectively seal the rotation department of valve, the result of use of valve is better like this, solved the valve when using, because of can not seal rotation department, make liquid spill over from the rotation department of valve easily, thereby lead to the relatively poor problem of result of use to appear in the valve, be worth promoting.

2. The utility model discloses a rotating the hole, having made things convenient for the rotation of rotation screw rod, through rotating the screw, made things convenient for the lift of rotation screw rod, through the cooperation of elastic sealing fixture block, positioning groove, elastic sealing circle and activity hole, can seal rotating screw rod and elastic sealing circle's junction, when avoiding normal use, liquid spills over from the thread gap, through the cooperation of installation locating hole and installation positioning bolt, can carry out fixed connection to movable flange dish and fixed flange dish.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the fixing flange structure of the present invention;

fig. 3 is a schematic view of the structure of the sealing sleeve of the present invention;

fig. 4 is a bottom view of the rotating ring plate structure of the present invention.

In the figure: the device comprises a valve body 1, a connecting flange plate 2, a mounting positioning bolt 3, a movable flange plate 4, a fixed sleeve 5, a limiting block 6, a rotating ring plate 7, a limiting ring plate 8, a rotating screw rod 9, a supporting plate 10, a limiting ring groove 11, an observation notch 12, a sealing sleeve 13, a fixed flange plate 14, a pipeline 15, a mounting positioning hole 16, an elastic sealing ring 17, a storage sealing ring groove 18, a movable hole 19, a positioning clamping groove 20, an elastic sealing clamping block 21, a sealing ring 22 and a rotating screw hole 23.

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, a valve with good sealing performance comprises a valve body 1, wherein two sides of the valve body 1 are fixedly connected with a pipeline 15, the outer side of the pipeline 15 is fixedly connected with a connecting flange 2, the top of the pipeline 15 is fixedly connected with a fixed flange 14, the center of the top surface of the fixed flange 14 is provided with a sealing sleeve 13, the top of the sealing sleeve 13 is provided with a movable flange 4, the outer ring of the bottom surface of the movable flange 4 and the outer ring of the fixed flange 14 are respectively provided with an installation positioning hole 16, an installation positioning bolt 3 is installed between the two vertically corresponding installation positioning holes 16, the movable flange 4 and the fixed flange 14 are fixedly connected through the installation positioning bolt 3, the movable flange 4 and the fixed flange 14 can be fixedly connected through the matching of the installation positioning holes 16 and the installation positioning bolt 3, the top of the movable flange 4 is fixedly connected, the front surface and the back surface of the fixed sleeve 5 are both vertically provided with observation groove openings 12, the top of the fixed sleeve 5 is provided with a rotating screw 9, the top of the rotating screw 9 is fixedly connected with a limit ring plate 8, the top of the surface of the fixed sleeve 5 is annularly provided with a limit ring groove 11, the center of the top surface and the center of the bottom surface of the fixed sleeve 5 are both provided with rotating holes in a penetrating way, the inner diameter of each rotating hole is slightly larger than the outer diameter of the rotating screw 9, the bottom of the inner cavity of the rotating hole at the bottom is communicated with a movable hole 19 on the fixed flange 14, and the rotating screw 9 can rotate conveniently through;

a rotating ring plate 7 is sleeved on the surface of the rotating screw 9 and positioned at the top of the fixed sleeve 5, supporting plates 10 are fixedly connected to two sides of the bottom surface of the rotating ring plate 7, a limiting block 6 is fixedly connected to the bottom of the inner side surface of the supporting plate 10, the inner side of the limiting block 6 extends to the inner cavity of the limiting ring groove 11 and is in sliding contact with the inner cavity of the limiting ring groove 11, a rotating screw hole 23 is formed in the center of the top surface of the rotating ring plate 7 in a penetrating manner, the inner ring of the rotating screw hole 23 is in threaded connection with the surface of the rotating screw 9, the rotating screw 9 is convenient to lift through the rotating screw hole 23, a movable hole 19 is formed in the center of the bottom surface of the movable flange plate 4 and the center of the top surface of the fixed flange plate 14 in a penetrating manner, a positioning clamping groove 20 is formed in the outer ring of the movable hole 19, an elastic, the outer ring of the bottom surface of the movable flange plate 4 and the outer ring of the top surface of the fixed flange plate 14 are both provided with a storage seal ring groove 18, the surface of the top and the surface of the bottom of the seal sleeve 13 are both fixedly connected with seal ring rings 22, one side of the seal ring 22, which is far away from the seal sleeve 13, extends to the inner cavity of the storage seal ring groove 18 and is in close fit with the inner cavity of the storage seal ring groove 18, the rotating part of the valve can be effectively sealed by the matching use of the movable flange plate 4, the fixed sleeve 5, the limiting block 6, the rotating ring plate 7, the rotating screw 9, the supporting plate 10, the limiting ring groove 11, the observation notch 12, the seal sleeve 13, the fixed flange plate 14, the elastic seal ring 17, the storage seal ring groove 18, the movable hole 19, the positioning clamping groove 20, the elastic seal clamping block 21 and the seal ring 22, so that the use effect of the valve is better, because the rotating part can not be sealed, liquid is easy to overflow from the rotating part of the valve, and the problem of poor using effect of the valve is caused, and the valve is worthy of popularization, the surface of the elastic sealing clamping block 21 is tightly matched with the inner cavity of the positioning clamping groove 20, the outer ring of the elastic sealing ring 17 is tightly matched with the inner cavity of the movable hole 19, the inner ring of the elastic sealing ring 17 is in sliding contact with the inner cavity of the rotating screw 9, the threads on the surface of the rotating screw 9 are arranged between the bottom of the limiting ring plate 8 and the center of the inner cavity of the fixed sleeve 5, the joint of the rotating screw 9 and the elastic sealing ring 17 can be sealed through the matching of the elastic sealing clamping block 21, the positioning clamping groove 20, the elastic sealing ring 17 and the movable hole 19, and the liquid is prevented from overflowing from the thread gap when in normal use, and the bottom of the rotating screw 9 sequentially penetrates through the rotating ring, The movable flange plate 4 and the fixed flange plate 14 extend to the inner cavity of the valve body 1 and are fixedly connected with a valve plate.

When the valve needs to be opened, the rotating ring plate 7 rotates in the forward direction, and under the cooperation of the limiting block 6, the supporting plate 10 and the limiting ring groove 11, the rotating ring plate 7 can rotate to drive the rotating screw rod 9 to move upwards, so that the valve plate rises to open the valve, and the overflow of liquid in the rotating process of the rotating screw rod 9 when the existing valve is opened is avoided.

All parts used in the application document are standard parts and can be purchased from the market, and the specific connection mode of all parts adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, and detailed description is not given here.

In summary, the following steps: this valve that leakproofness is good through setting up movable flange 4, fixed cover 5, stopper 6, rotates circle board 7, rotates screw rod 9, backup pad 10, spacing ring groove 11, observation notch 12, sealed sleeve pipe 13, fixed flange 14, elastic seal ring 17, stores up and receives the cooperation of seal ring groove 18, activity hole 19, positioning channel groove 20, elastic seal fixture block 21 and seal ring 22 and uses, has solved the relatively poor problem of result of use appears in the valve.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a valve that leakproofness is good, includes valve body (1), its characterized in that: the valve comprises a valve body (1), wherein pipelines (15) are fixedly connected to two sides of the valve body (1), a connecting flange (2) is fixedly connected to the outer side of each pipeline (15), a fixed flange (14) is fixedly connected to the top of each pipeline (15), a sealing sleeve (13) is arranged at the center of the top surface of each fixed flange (14), a movable flange (4) is arranged at the top of each sealing sleeve (13), a fixed sleeve (5) is fixedly connected to the top of each movable flange (4), observation notches (12) are vertically formed in the front surface and the back surface of each fixed sleeve (5), a rotating screw (9) is arranged at the top of each fixed sleeve (5), a limiting ring plate (8) is fixedly connected to the top of each rotating screw (9), and a limiting ring groove (11) is formed in the circumferential direction of the top;

the utility model discloses a novel anti-theft device, including fixed cover (5), rotate the top cover that the surface of screw rod (9) just is located fixed cover (5) and be equipped with and rotate circle board (7), rotate the equal fixedly connected with backup pad (10) in both sides on circle board (7) bottom surface, the bottom fixedly connected with stopper (6) of backup pad (10) inboard surface, the inboard of stopper (6) extends to the inner chamber of spacing ring groove (11) and is sliding contact with the inner chamber of spacing ring groove (11), the center department on activity ring flange (4) bottom surface and the center department on fixed flange dish (14) top surface all run through and have seted up activity hole (19), positioning channel groove (20) have been seted up to the outer lane of activity hole (19), elastic seal fixture block (21) are inlayed to the inner chamber of positioning channel groove (20), the inboard fixedly connected with of elastic seal fixture block (21) has elastic seal circle (17), the outer lane of activity ring flange dish (4) All seted up and stored up and receive seal ring groove (18), the equal fixedly connected with seal ring (22) in surface of the surface at seal sleeve (13) top and bottom, one side that seal sleeve (13) was kept away from in seal ring (22) extends to the inner chamber that stores up seal ring groove (18) and with store up the inner chamber that stores up seal ring groove (18) and be closely cooperated, the bottom of rotating screw rod (9) is from last to running through down in proper order and rotates circle board (7), fixed cover (5), mobile flange dish (4) and fixed flange dish (14) and extend to the inner chamber fixedly connected with valve plate of valve body (1).

2. The valve of claim 1, wherein: the center of the top surface and the center of the bottom surface of the fixed sleeve (5) are both provided with a rotating hole in a penetrating way, the inner diameter of the rotating hole is slightly larger than the outer diameter of the rotating screw rod (9), and the bottom of the inner cavity of the rotating hole at the bottom is communicated with a movable hole (19) on the fixed flange (14).

3. The valve of claim 1, wherein: the center of the top surface of the rotating ring plate (7) is provided with a rotating screw hole (23) in a penetrating mode, and the inner ring of the rotating screw hole (23) is connected with the surface of the rotating screw rod (9) through threads.

4. The valve of claim 1, wherein: the surface of the elastic sealing clamping block (21) is tightly matched with the inner cavity of the positioning clamping groove (20), the outer ring of the elastic sealing ring (17) is tightly matched with the inner cavity of the movable hole (19), the inner ring of the elastic sealing ring (17) is in sliding contact with the inner cavity of the rotating screw rod (9), and the threads on the surface of the rotating screw rod (9) are arranged between the bottom of the limiting ring plate (8) and the center of the inner cavity of the fixed sleeve (5).

5. The valve of claim 1, wherein: the mounting and positioning structure is characterized in that mounting and positioning holes (16) are formed in the outer ring of the bottom surface of the movable flange plate (4) and the outer ring of the fixed flange plate (14), mounting and positioning bolts (3) are mounted between the two vertical corresponding mounting and positioning holes (16), and the movable flange plate (4) is fixedly connected with the fixed flange plate (14) through the mounting and positioning bolts (3).

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