CN220706691U

CN220706691U - Assembly flange

Info

Publication number: CN220706691U
Application number: CN202322248853.4U
Authority: CN
Inventors: 付建楠; 黄兴达
Original assignee: Zhejiang Kaishan Energy Equipment Co ltd
Current assignee: Zhejiang Kaishan Energy Equipment Co ltd
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-04-02
Anticipated expiration: 2033-08-21

Abstract

The utility model discloses an assembly flange, which comprises an upper flange plate, a lower flange plate, a side flange plate and a pressure detection tube, wherein the lower end of the upper flange plate is in threaded connection with a communicating pipe, the lower end of the communicating pipe is in threaded connection with the lower flange plate, the front end and the rear end of one side of the communicating pipe are fixedly connected with pressure release tubes, in the use process of the assembly flange, the pressure value in the flange is detected through a pressure switch, if the pressure in the assembly flange is increased due to blockage, the pressure value exceeds the normal threshold range of the pressure switch, the pressure switch is opened, the pressure release tubes are converted into an open state, at the moment, the air pressure in the assembly flange can be discharged out of the assembly flange through a pressure release nozzle, and when the pressure in the assembly flange returns to normal, the pressure switch is closed, in this way, the self-pressure release effect can be realized in the period of the pressure increase of the assembly flange due to the unexpected pressure increase, and the hidden danger of explosion of the assembly flange caused by the overlarge pressure is reduced.

Description

Assembly flange

Technical Field

The utility model relates to a flange, in particular to an assembly flange.

Background

A flange is a mechanical connection device commonly used for the connection of pipes, valves, pumps and other equipment. The flange is composed of two planar disc-shaped parts, a bolt hole is formed in the middle of the flange, two flanges can be connected together through bolts, and the main purpose of connecting two devices through the flange is to provide reliable sealing performance and connection strength.

The prior art is as follows: CN107701600a discloses a special convenient sealing assembly flange. The technical scheme adopted by the utility model is as follows: the utility model provides a special convenient sealed assembly flange, including cylindrical major structure, major structure's up end central point puts and is equipped with integrated into one piece's cylindrical first cylinder boss, and the upper end central point of first cylinder boss puts and is equipped with integrated into one piece's second cylinder boss, and the up end central point of second cylinder boss puts and is equipped with cylindrical first central pilot hole, and the lower extreme central point of first central pilot hole is equipped with the cylindrical second central pilot hole that runs through whole part, and the downthehole cylinder central point of second central pilot hole is equipped with cylindrical lubrication seal groove, is equipped with lubricated main flow mouth on major structure's the outer cylinder. The utility model has the advantages that: can play better connection and lubricated effect to the connecting bearing that needs lubricating structure, make equipment safe and reliable more when using, equipment convenient and fast more in the assembly process.

In addition, the prior art, such as CN108843694A, is a special stable assembly connecting flange

CN107131217A, a hole-free assembled external flange

CN107676395a, a special high-tightness coupling fitting flange but the above-mentioned typical and prior art also has certain problems in use:

in the process of using the conventional assembly flange, an air inlet at the joint of the flange may be blocked by sundries, dirt or other substances, so that normal pressure release is blocked, and the pressure in the flange is continuously increased along with continuous introduction of air flow or liquid, so that hidden danger of explosion exists in serious cases, and the assembly flange capable of automatically releasing pressure needs to be designed.

Disclosure of Invention

The present utility model is directed to an assembly flange for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the assembly flange comprises an upper flange plate, a lower flange plate, side position flange plates and pressure detection pipes, wherein the lower end of the upper flange plate is in threaded connection with a communicating pipe, the lower end of the communicating pipe is in threaded connection with the lower flange plate, pressure release pipes are fixedly connected to the front end and the rear end of one side of the communicating pipe, connecting rings are fixedly connected to one ends, far away from the communicating pipe, of the two pressure release pipes, pressure release nozzles are fixedly connected to the outer ends of the connecting rings, the upper surface of the pressure release pipes is fixedly connected with the pressure detection pipes, a pressure switch is arranged on the outer side of the connecting rings, and the detection ends of the pressure switch are arranged inside the connecting rings;

the pressure detection tube upper end fixedly connected with assembly plate one, assembly plate one upper surface and assembly plate two laminating, assembly plate two upper surface fixedly connected with honeycomb duct, the one end fixedly connected with air pressure sensor that the assembly plate was kept away from to the honeycomb duct.

As a preferable technical scheme of the utility model, a side flow pipe is fixedly connected to the outer side of the communicating pipe, and the outer end of the side flow pipe is fixedly connected with a side position flange plate.

As a preferable technical scheme of the utility model, four welding plates are fixedly connected to the outer surface of the communicating pipe, and the lower ends of the four welding plates are welded and fixed with the lower flange plate.

As a preferable technical scheme of the utility model, the exhaust valve I is fixedly connected with the outer side of the communicating pipe.

As a preferable technical scheme of the utility model, the outer side of the communicating pipe is fixedly connected with a second exhaust valve, and the second exhaust valve is arranged below the exhaust valve.

As a preferable technical scheme of the utility model, the upper surface of the lower flange plate is fixedly connected with three supporting plates, and the three supporting plates are respectively arranged at the lower sides of the two pressure relief pipes and the side flow pipe.

As a preferable technical scheme of the utility model, the first assembly plate and the second assembly plate are fixed by adopting screws.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the pressure switch, in the use process of the assembly flange, the pressure value in the flange is detected through the pressure switch, if the pressure in the assembly flange is increased due to blockage, the pressure value exceeds the normal threshold range of the pressure switch, the pressure switch is opened, so that the pressure relief pipe is converted into an open state, at the moment, the air pressure in the assembly flange can be discharged out of the assembly flange through the pressure relief nozzle, and when the pressure in the assembly flange returns to normal, the pressure switch is closed, so that the self pressure relief effect can be realized during the unexpected increase of the pressure in the assembly flange, and the hidden danger of explosion of the assembly flange due to overlarge pressure is reduced;

2. according to the utility model, when liquid or gas circulates in the assembly flange through the arranged air pressure sensor, the circulating liquid or gas can be introduced into the guide pipe through the pressure detection pipe, the pressure condition of the current liquid or gas is detected through the air pressure sensor at the outer end of the guide pipe, and the current pressure value is fed back to the data receiver, so that a worker can conveniently know the pressure intensity of the circulating liquid or gas in the current assembly flange to the assembly flange.

Drawings

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

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

FIG. 3 is a top view of the present utility model;

FIG. 4 is a bottom view of the present utility model;

FIG. 5 is an enlarged view of FIG. 2A according to the present utility model

In the figure: 1. an upper flange plate; 2. a lower flange; 3. a side flange; 4. a communicating pipe; 5. a side flow tube; 6. a pressure relief tube; 7. a connecting ring; 8. a pressure relief nozzle; 9. a pressure switch; 10. a pressure detection tube; 11. an exhaust valve I; 12. an exhaust valve II; 13. an air pressure sensor; 14. welding plates; 15. a support plate; 16. the first assembly plate; 17. a second assembly plate; 18. and a flow guiding pipe.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution for assembling a flange:

embodiment one:

according to the assembly flange shown in fig. 1, fig. 2, fig. 3 and fig. 4, an assembly flange comprises an upper flange plate 1, a lower flange plate 2, a side flange plate 3 and a pressure detection tube 10, wherein the lower end of the upper flange plate 1 is in threaded connection with a communicating tube 4, the lower end of the communicating tube 4 is in threaded connection with the lower flange plate 2, pressure release tubes 6 are fixedly connected to the front end and the rear end of one side of the communicating tube 4, a connecting ring 7 is in threaded connection with one end of the two pressure release tubes 6 far away from the communicating tube 4, a pressure release nozzle 8 is fixedly connected to the outer end of the connecting ring 7, the pressure detection tube 10 is fixedly connected to the upper surface of the pressure release tube 6, a pressure switch 9 is arranged on the outer side of the connecting ring 7, the type of the pressure switch 9 is RPW1384-4-05-0100-G (000), the pressure switch 9 is provided with a normal pressure threshold value, if the pressure value exceeds the normal threshold range of the pressure switch 9 when the pressure is increased due to blockage in the assembly flange, the pressure switch 9 is opened, and the detection end of the pressure switch 9 is arranged inside the connecting ring 7.

When the assembly flange is used, the pressure value in the flange is detected through the pressure switch 9, if the pressure in the assembly flange is increased due to blockage, the pressure value exceeds the normal threshold range of the pressure switch 9, the pressure switch 9 is opened, the pressure relief pipe 6 is converted into an open state, the air pressure in the assembly flange can be discharged out of the assembly flange through the pressure relief nozzle 8, and when the pressure in the assembly flange returns to normal, the pressure switch 9 is closed, so that the self-pressure relief effect can be realized during the period of unexpected increase of the pressure in the assembly flange, and the hidden danger of explosion of the assembly flange due to overlarge pressure is reduced.

Embodiment two:

on the basis of the first embodiment, as shown in fig. 3 and 4, the upper end of the pressure detection tube 10 is fixedly connected with a first assembly plate 16, the upper surface of the first assembly plate 16 is attached to a second assembly plate 17, the upper surface of the second assembly plate 17 is fixedly connected with a flow guide tube 18, one end of the flow guide tube 18 away from the second assembly plate 17 is fixedly connected with a pressure sensor 13, the model of the pressure sensor 13 is PT124, the outer side of the communicating tube 4 is fixedly connected with a lateral flow tube 5, the outer end of the lateral flow tube 5 is fixedly connected with a lateral position flange 3, the outer surface of the communicating tube 4 is fixedly connected with four welding plates 14, the lower ends of the four welding plates 14 are welded and fixed with a lower flange 2, the outer side of the communicating tube 4 is fixedly connected with an exhaust valve 11, the outer side of the communicating tube 4 is fixedly connected with an exhaust valve 12, the exhaust valve 12 is arranged below the exhaust valve 11, if manual pressure relief is needed, the exhaust valve 11 and the exhaust valve 12 can be screwed, the air pressure in the communicating tube 4 is discharged outside, the upper surface of the lower flange 2 is fixedly connected with three support plates 15, the three support plates 15 are respectively arranged on the lower sides of the two side of the side flow tube 6 and the lateral flow tube 5, and the lower side of the lateral flow tube 5 are respectively assembled with the lower side of the lateral flow tube 6 and the lateral flow tube 5, and the lower side of the pressure relief plate 16 is fixedly connected with the lower side of the two side of the vent plate 17 by adopting screw fixing plates 17.

When the assembly flange is used, when liquid or gas circulates in the assembly flange, the circulated liquid or gas can be introduced into the guide pipe 18 through the pressure detection pipe 10, the pressure condition of the current liquid or gas is detected through the air pressure sensor 13 at the outer end of the guide pipe 18, and the current pressure value is fed back to the data receiver, so that workers can conveniently know the pressure intensity of the circulated liquid or gas in the current assembly flange to the assembly flange.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, the description with reference to the terms "one aspect," "some aspects," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same scheme or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

Claims

1. The utility model provides an assembly flange, includes ring flange (1), lower ring flange (2), side ring flange (3) and pressure detection pipe (10), its characterized in that: the upper flange plate (1) is connected with the communicating pipe (4) in a threaded manner, the lower end of the communicating pipe (4) is connected with the lower flange plate (2) in a threaded manner, the front end and the rear end of one side of the communicating pipe (4) are fixedly connected with pressure relief pipes (6), one ends, far away from the communicating pipe (4), of the pressure relief pipes (6) are fixedly connected with connecting rings (7) in a threaded manner, the outer ends of the connecting rings (7) are fixedly connected with pressure relief nozzles (8), the upper surface of the pressure relief pipes (6) is fixedly connected with pressure detection pipes (10), pressure switches (9) are arranged on the outer sides of the connecting rings (7), and the detection ends of the pressure switches (9) are arranged inside the connecting rings (7);

the pressure detection tube (10) upper end fixedly connected with assembly board one (16), assembly board one (16) upper surface and assembly board two (17) laminating, assembly board two (17) upper surface fixedly connected with honeycomb duct (18), one end fixedly connected with air pressure sensor (13) that assembly board two (17) were kept away from to honeycomb duct (18).

2. A mounting flange according to claim 1, wherein: the outside of communicating pipe (4) fixedly connected with sidestream pipe (5), sidestream pipe (5) outer end and side position ring flange (3) fixed connection.

3. A mounting flange according to claim 1, wherein: four welding plates (14) are fixedly connected to the outer surface of the communicating pipe (4), and the lower ends of the four welding plates (14) are welded and fixed with the lower flange plate (2).

4. A mounting flange according to claim 1, wherein: the outside of the communicating pipe (4) is fixedly connected with an exhaust valve I (11).

5. A mounting flange according to claim 1, wherein: the exhaust valve II (12) is fixedly connected to the outer side of the communicating pipe (4), and the exhaust valve II (12) is arranged below the exhaust valve I (11).

6. A mounting flange according to claim 1, wherein: the upper surface of the lower flange plate (2) is fixedly connected with three supporting plates (15), and the three supporting plates (15) are respectively arranged on the lower sides of the two pressure relief pipes (6) and the side flow pipe (5).

7. A mounting flange according to claim 1, wherein: the first assembly plate (16) and the second assembly plate (17) are fixed by screws.