CN219102072U

CN219102072U - Flap valve sealing and adjusting mechanism

Info

Publication number: CN219102072U
Application number: CN202223161961.XU
Authority: CN
Inventors: 梅龙其; 王凯
Original assignee: Optical Vacuum Technology Taixing Co ltd
Current assignee: Optical Vacuum Technology Taixing Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-05-30
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a flap valve sealing and adjusting mechanism which comprises a flap support, wherein a group of connecting holes for connecting flap gate plates are formed in the flap support, a group of threaded holes are formed in a pair of long sides of the flap gate plates correspondingly, and adjusting bolts are arranged in the threaded holes; the beneficial effects of the utility model are as follows: when detecting the sealing performance of the turning plate flashboard, if the detected sealing performance of the turning plate flashboard does not meet the requirement, the turning plate flashboard can be pressed by adjusting the adjusting bolts on the clamping jaws close to the position where the sealing performance does not meet the requirement, so that the sealing performance of the turning plate flashboard meets the requirement, and due to the fact that the adjusting bolts are arranged around the turning plate flashboard, the sealing performance of each part can be adjusted through the adjusting bolts, and the sealing performance of the valve plate flashboard and the box body meets the requirement.

Description

Flap valve sealing and adjusting mechanism

Technical Field

The utility model relates to the technical field of sealing test assistance, in particular to a flap valve sealing adjustment mechanism.

Background

Valve-type devices are commonly used between fluid lines, primarily as a flow, pressure control, regulation, steering, check, start or stop of flow, etc. of fluid in the line. The valve types are quite large, and the valve types suitable for the valve types are different due to different types of fluids such as water pipes, oil pressure or air pressure or different functions generated by default, and the valve types can be opened or closed through displacement or turnover flashboard and proper sealing elements, the sealing performance of the turnover flashboard needs to be checked in the manufacturing process of the turnover flashboard, the longer turnover flashboard is found in the checking process, after the turnover flashboard and the box body are closed, the sealing effect is different along the longitudinal direction, the sealing requirement cannot be met at some parts, the sealing performance cannot be adjusted once the valve plate is installed, and the sealing performance can be adjusted only by reprocessing after disassembly.

Disclosure of Invention

The utility model aims to solve the technical problems, and provides a flap valve sealing and adjusting mechanism, which can be used for adjusting the sealing performance of the periphery of a flap valve on line after the flap valve is installed without disassembling and adjusting the sealing performance of the flap valve.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a sealed guiding mechanism of flap valve, includes turns over the board support, be equipped with a set of connecting hole that is used for connecting the flashboard of turning over on turning over the board support to and a set of corresponding flashboard of turning over sets up the screw hole all around, threaded hole is equipped with adjusting bolt.

In order to detect the sealing performance of the flap gate, a further preferred technical scheme is that a group of connecting plates are arranged on the flap support, one end of each connecting plate is connected with the flap support, the other end of each connecting plate is connected with a rotating shaft, two ends of the rotating shaft are rotatably arranged on a box body, the connecting ends of the connecting plates are correspondingly provided with a thrust support on one side of the flap support, and a driving mechanism is arranged on one side of the box body and is in butt joint with the thrust support.

In order to detect the sealing performance of the flap gate, a further preferable technical scheme is that the driving mechanism is arranged on a sealing box, the sealing box is connected with the box body, and an air valve is arranged in the sealing box.

In order to detect the sealing performance of the flap gate, a further preferred technical scheme is that the driving mechanism is an air cylinder or a hydraulic cylinder.

In order to facilitate adjustment of the sealing performance of the flap gate along the pair of long plates, a further preferred technical scheme is that the flap bracket is provided with a group of claws extending towards the periphery of the flap gate, and the threaded holes are formed in the claws.

In order to uniformly adjust the sealing performance of the flap gate along the pair of long plates, a further preferable technical scheme is that a group of claws are arranged at equal intervals along the length direction of the flap bracket.

In order to uniformly adjust the sealing performance of the flap gate along the pair of long plates, a further preferable technical scheme is that a group of claws are symmetrically arranged along the width direction of the flap bracket.

Compared with the prior art, the utility model has the beneficial effects that: when detecting the sealing performance of the turning plate flashboard, if the detected sealing performance of the turning plate flashboard does not meet the requirement, the turning plate flashboard can be pressed by adjusting the adjusting bolts on the clamping jaws close to the position where the sealing performance does not meet the requirement, so that the sealing performance of the turning plate flashboard meets the requirement, and due to the fact that the adjusting bolts are arranged around the turning plate flashboard, the sealing performance of each part can be adjusted through the adjusting bolts, and the sealing performance of the valve plate flashboard and the box body meets the requirement.

Drawings

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

fig. 2 is a front view of the flap holder of the present utility model;

FIG. 3 is a cross-sectional view A-A of FIG. 2 in accordance with the present utility model;

fig. 4 is a front view of the flap gate of the present utility model.

In the figure: 1. a case; 2. a turnover plate bracket; 3. a connecting plate; 4. a support; 5. a thrust bracket; 6. a rotating shaft; 7. turning plate flashboard; 8. a seal box; 9. an air valve; 10. a driving mechanism; 11. a claw; 12. a connection hole; 13. a connecting groove; 14. and (3) a threaded hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples

As shown in fig. 1-4, a sealing and adjusting mechanism for a flap valve comprises a box body 1, a rotating shaft 6 is arranged at a right-angle edge in the box body 1, two ends of the rotating shaft 6 are rotatably connected with the box body 1, a group of connecting plates 3 are arranged on the rotating shaft 6, the number of the connecting plates 3 can be set according to the length of a flap support, in the embodiment, the number of the connecting plates 3 is five, the connecting plates 3 are distributed on the rotating shaft 6 at equal intervals, one end of each connecting plate 3 is fixedly connected with the rotating shaft 6, the other end of each connecting plate 3 is connected with a flap support 2, a connecting groove 13 is formed in the flap support 2, a support 4 is arranged in the connecting groove 13 and is connected with the connecting plates 3, a group of clamping claws 11 extending towards the periphery of the flap support 7 are arranged at equal intervals along the length direction of the flap support 2, two ends corresponding to the wide edge of the flap support 2 are respectively provided with one group of the connecting plates 11, the end of each flap support 11 is provided with a corresponding flap support 14, the flap support is provided with a threaded hole 12 which is connected with the flap support 2, and the threaded hole 12 is arranged along the length of the flap support 2, and the threaded hole is connected with the threaded hole 12 which is arranged along the flap support 2;

further, a thrust bracket 5 is further arranged at the connecting end of the connecting plate 3 corresponding to one side of the turning plate bracket 2, the thrust bracket 5 comprises a bottom plate, the bottom plate is fixedly connected with the turning plate bracket 2, an arc plate is arranged on the bottom plate, one end of the arc plate is fixedly connected with the bottom plate, and the other end of the arc plate is abutted to a driving mechanism 10 arranged at one side of the box body 1;

in order to detect the sealing performance of the flap gate, further, the driving mechanism 10 is arranged on a sealing box 8, the sealing box 8 is connected with the box body 1 through bolts, an air valve 9 is arranged on the sealing box 8, and the air valve 9 is fixed on the inner wall of the sealing box 8;

in order to detect the sealing performance of the flap gate 7, the driving mechanism 10 is a cylinder or a hydraulic cylinder, and the cylinder or the hydraulic cylinder is fixedly installed on the sealing box 8.

The valve plate flashboard 7 is covered on the opening of the box body 1 around the rotating shaft 6, then the air cylinder works, the piston rod of the air cylinder is abutted with the arc-shaped plate of the thrust bracket 5, the valve plate flashboard 7 is pressed tightly on the box body 1, then when the sealing performance of the flap flashboard 7 is detected through the air valve 9, if the detected sealing performance of the flap flashboard 7 does not meet the requirement, the flap flashboard 7 can be pressed tightly through adjusting bolts on the clamping jaws 11 close to the position where the sealing performance does not meet the requirement, so that the sealing performance of the flap flashboard 7 meets the requirement, and a plurality of adjusting bolts are arranged around the flap flashboard 7, and the sealing performance of the valve plate flashboard 7 and the box body 1 can meet the requirement through adjusting each local adjusting bolt.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The flap valve sealing and adjusting mechanism is characterized by comprising a flap support, wherein a group of connecting holes for connecting the flap gate plates are formed in the flap support, screw holes are formed in the periphery of the corresponding flap gate plates, and adjusting bolts are arranged in the screw holes.

2. The flap valve sealing and adjusting mechanism of claim 1, wherein a set of connecting plates are arranged on the flap support, one end of each connecting plate is connected with the flap support, the other end of each connecting plate is connected with a rotating shaft, two ends of the rotating shaft are rotatably arranged on a box body, a thrust support is arranged on one side of the connecting end of each connecting plate, corresponding to the flap support, and a driving mechanism is arranged on one side of the box body and is abutted to the thrust support.

3. A flap valve seal adjustment mechanism as set forth in claim 2 wherein said drive mechanism is disposed on a seal housing, said seal housing being connected to said housing, said seal housing being provided with an air valve.

4. A flap valve seal adjustment mechanism according to claim 3, characterized in that the drive mechanism is a pneumatic or hydraulic cylinder.

5. A flap valve seal adjustment mechanism as defined in claim 1 wherein said flap bracket is provided with a set of jaws extending toward the periphery of said flap valve, said threaded holes being provided in said jaws.

6. The flap valve seal adjustment mechanism of claim 5 wherein a set of said jaws are equally spaced along the length of said flap support.

7. The flap valve seal adjustment mechanism of claim 6 wherein a set of said jaws are symmetrically disposed along the width of said flap support.