CN215674115U

CN215674115U - High-pressure flow orifice plate

Info

Publication number: CN215674115U
Application number: CN202122211000.4U
Authority: CN
Inventors: 钱立刚
Original assignee: Hangzhou Complete Set Of Throttle Device Co ltd
Current assignee: Hangzhou Complete Set Of Throttle Device Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-01-28
Anticipated expiration: 2031-09-13

Abstract

The application discloses high pressure flow orifice plate relates to flowmeter technical field, improves the problem that current flow orifice plate is not convenient for install and dismantle, including first body, second body, flow orifice plate, ring flange, connecting rod and connecting hole, the spacing groove has been seted up to the one end of connecting rod, one side fixed mounting of fly leaf has the stopper with spacing groove looks adaptation, the opposite side fixed mounting of fly leaf has reset spring, the top fixed mounting of connecting plate has the press lever, the equal fixedly connected with in both sides of press lever connects the rope, connect the rope and keep away from the one end of press lever and the last fixed surface of fly leaf and be connected, the inner wall fixed mounting of cavity has the pulley. This application is through connecting rod, connecting hole, spacing groove, fly leaf, stopper, reset spring, connecting plate, press the depression bar, connect mutually supporting of rope and pulley, can make two ring flanges carry out quick assembly disassembly to be convenient for the installation and the dismantlement of flow orifice plate.

Description

High-pressure flow orifice plate

Technical Field

The application relates to the technical field of flowmeters, in particular to a high-pressure flow orifice plate.

Background

Flow orifice plates are largely used in the process industry, and in the prior art, flange connection is basically adopted, namely, the orifice plates are clamped between two flanges by a fastener and a sealing element, or the orifice plates are clamped in a ring chamber groove and then the ring chamber orifice plates are clamped between the two flanges as a whole.

At present, the conventional flow orifice plate is generally fixed by two flange plates through a screw and a nut, so that the flow orifice plate is very inconvenient to mount and dismount, and the efficiency of workers is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that current flow orifice plate is not convenient for install and dismantle, the application provides a high pressure flow orifice plate.

The application provides a high pressure flow orifice plate adopts following technical scheme:

a high-pressure flow orifice plate comprises a first pipe body, a second pipe body and a flow orifice plate arranged between the first pipe body and the second pipe body, wherein flange plates are fixedly arranged at the ends, far away from each other, of the first pipe body and the second pipe body, connecting rods are fixedly arranged at the sides, close to each other, of the two flange plates, and connecting holes matched with the connecting rods are formed in the surfaces of the two flange plates;

the limiting groove has been seted up to the one end of connecting rod, the inside one side that is located the connecting hole of ring flange has been seted up the cavity, the inside sliding connection of cavity has the fly leaf, one side fixed mounting of fly leaf has the stopper with limiting groove looks adaptation, the opposite side fixed mounting of fly leaf has reset spring, reset spring keeps away from the one end fixed mounting of fly leaf and has the connecting plate, the top fixed mounting of connecting plate has the press lever, press the equal fixedly connected with in both sides of press lever and connect the rope, connect the rope and keep away from the one end of press lever and the last fixed surface of fly leaf and be connected, the inner wall fixed mounting of cavity has the pulley, connect the rope overlap joint on the pulley.

Through adopting above-mentioned technical scheme, after inserting the connecting rod into the connecting hole, reset spring can produce the extrusion to the fly leaf, make the fly leaf drive the stopper and enter into the spacing inslot, fix the connecting rod, realize the quick installation of two ring flanges, when needs are dismantled, the staff only need press down the pressure pole with the hand, the one end that the pressure pole drove the connection rope is close to the fly leaf to the messenger, at this moment, because the direction of motion of rope is connected in the pulley change, make the other end pulling fly leaf of connecting the rope remove to pressing the pressure pole, make the fly leaf drive the stopper and break away from the spacing inslot, can follow the connecting rod and take out in the connecting hole, realize the quick split of two ring flanges.

Optionally, the top of first body and second body is the equal fixedly connected with surveys buret.

Through adopting above-mentioned technical scheme, through the setting of surveying buret, can be connected with external equipment to measure the flow.

Optionally, the equal fixedly connected with engaging lug of one end that the ring flange was kept away from to first body and second body, two be provided with the sealing washer between the engaging lug.

Through adopting above-mentioned technical scheme, through the setting of engaging lug and sealing washer, make the junction of first body and second body more sealed.

Optionally, an inclined plane is arranged on one side of the limiting block close to the connecting rod.

Through adopting above-mentioned technical scheme, establish to the inclined plane through the one end with the stopper, when the stopper was touched to the one end of connecting rod, the connecting rod can extrude the stopper in the cavity gradually, makes the stopper shrink automatically.

Optionally, a through hole penetrating through the flange plate edge is formed in one side of the cavity, and the pressing rod is located in the through hole.

Through adopting above-mentioned technical scheme, through the setting of through-hole, for the removal that presses the depression bar provides the space.

In summary, the present application includes at least one of the following benefits:

1. the two flange plates can be quickly disassembled and assembled through the mutual matching of the connecting rod, the connecting hole, the limiting groove, the movable plate, the limiting block, the reset spring, the connecting plate, the pressing rod, the connecting rope and the pulley, so that the flow pore plate is convenient to install and disassemble;

2. this application is through the surperficial alternately setting up connecting rod and connecting hole at the ring flange, and the atress is even when making two ring flanges installation, and improves the steadiness of structure.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A in accordance with the present invention;

fig. 4 is an enlarged schematic view of the structure of fig. 2 at B according to the present invention.

Description of reference numerals: 1. a first pipe body; 2. a second tube body; 3. a flow orifice plate; 4. a flange plate; 5. a connecting rod; 6. connecting holes; 7. a limiting groove; 8. a cavity; 9. a movable plate; 10. a limiting block; 11. a return spring; 12. a connecting plate; 13. a pressing lever; 14. connecting ropes; 15. a pulley; 16. a measurement tube; 17. connecting lugs; 18. a seal ring; 19. and a through hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Referring to fig. 1-2, a high pressure flow orifice plate includes a first pipe 1 and a second pipe 2, and a flow orifice plate 3 arranged between the first pipe body 1 and the second pipe body 2, wherein the top parts of the first pipe body 1 and the second pipe body 2 are fixedly connected with a measuring pipe 16, through the arrangement of the measuring pipe 16, can be connected with external equipment so as to measure the flow, the ends of the first pipe body 1 and the second pipe body 2 which are far away from each other are fixedly provided with flanges 4, the sides of the two flanges 4 which are close to each other are fixedly provided with connecting rods 5, and the surfaces of the two flanges 4 are respectively provided with a connecting hole 6 matched with the connecting rod 5, the connecting rod 5 and the connecting hole 6 are arranged on the flanges 4 in a crossing way, when the connecting rod 5 on one flange 4 is installed, the connecting rod is just inserted into the connecting hole 6 of the other flange 4, and the connecting rod 5 on the other flange plate 4 is just inserted into the connecting hole 6 of the flange plate 4.

Referring to fig. 2 and 3, limiting groove 7 has been seted up to the one end of connecting rod 5, cavity 8 has been seted up to the inside one side that is located connecting hole 6 of ring flange 4, the inside sliding connection of cavity 8 has fly leaf 9, one side fixed mounting of fly leaf 9 has stopper 10 with limiting groove 7 looks adaptation, the opposite side fixed mounting of fly leaf 9 has reset spring 11, through limiting groove 7, cavity 8, fly leaf 9, stopper 10 and reset spring 11's cooperation, insert connecting rod 5 behind connecting hole 6, reset spring 11 can produce the extrusion to fly leaf 9, make fly leaf 9 drive stopper 10 enter into limiting groove 7, fix connecting rod 5, realize the quick installation of two ring flanges 4.

A connecting plate 12 is fixedly arranged at one end of the reset spring 11 far away from the movable plate 9, a pressing rod 13 is fixedly arranged at the top of the connecting plate 12, connecting ropes 14 are fixedly connected to both sides of the pressing rod 13, one end of the connecting rope 14 far away from the pressing rod 13 is fixedly connected with the upper surface of the movable plate 9, a pulley 15 is fixedly arranged on the inner wall of the cavity 8, the connecting rope 14 is lapped on the pulley 15, and through the matching of the connecting plate 12, the pressing rod 13, the connecting rope 14 and the pulley 15, when disassembly is needed, a worker only needs to press down the pressing rod 13 by hand to enable the pressing rod 13 to drive one end of the connecting rope 14 to approach the movable plate 9, at the moment, as the pulley 15 changes the motion direction of the connecting rope 14, the other end of the connecting rope 14 pulls the movable plate 9 to move towards the pressing rod 13, the movable plate 9 drives the limiting block 10 to be separated from the limiting groove 7, the connecting rod 5 can be taken out from the connecting hole 6, the two flange plates 4 can be quickly separated.

Referring to fig. 2 and 3, one side of the limiting block 10 close to the connecting rod 5 is provided with an inclined plane, and one end of the limiting block 10 is arranged into the inclined plane, so that when one end of the connecting rod 5 touches the limiting block 10, the connecting rod 5 can gradually extrude the limiting block 10 into the cavity 8, and the limiting block 10 is automatically contracted.

Referring to fig. 2 and 3, a through hole 19 penetrating to the edge of the flange plate 4 is formed in one side of the cavity 8, the pressing rod 13 is located in the through hole 19, and a space is provided for movement of the pressing rod 13 through the arrangement of the through hole 19.

Referring to fig. 2 and 4, the first pipe body 1 and the second pipe body 2 are respectively and fixedly connected with a connection lug 17 at one end far away from the flange plate 4, a sealing ring 18 is arranged between the two connection lugs 17, and the connection part of the first pipe body 1 and the second pipe body 2 is sealed more through the connection lugs 17 and the sealing ring 18.

The implementation principle of the application is as follows: when the connecting device is used, the connecting rod 5 on the first pipe body 1 is inserted into the connecting hole 6 on the second pipe body 2, meanwhile, the connecting rod 5 on the second pipe body 2 is also inserted into the connecting hole 6 on the first pipe body 1, when the connecting rod 5 touches the limiting block 10, the limiting block 10 is gradually extruded into the cavity 8 by the connecting rod 5, so that the limiting block 10 automatically contracts, after the connecting rod 5 is completely inserted, the movable plate 9 is extruded by the reset spring 11, the movable plate 9 drives the limiting block 10 to enter the limiting groove 7, the connecting rod 5 is fixed, the quick installation of the two flange plates 4 is realized, when the dismounting is needed, a worker only needs to press the pressing rod 13 by hand, so that the pressing rod 13 drives one end of the connecting rope 14 to approach the movable plate 9, at the moment, because the pulley 15 changes the moving direction of the connecting rope 14, the other end of the connecting rope 14 pulls the movable plate 9 to move towards the pressing rod 13, the movable plate 9 drives the limiting block 10 to be separated from the limiting groove 7, and the connecting rod 5 can be taken out from the connecting hole 6, so that the two flange plates 4 can be rapidly detached.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a high pressure flow orifice plate, includes first body (1) and second body (2) to and install flow orifice plate (3) between first body (1) and second body (2), its characterized in that: flanges (4) are fixedly mounted at the ends, far away from each other, of the first pipe body (1) and the second pipe body (2), connecting rods (5) are fixedly mounted at the sides, close to each other, of the two flanges (4), and connecting holes (6) matched with the connecting rods (5) are formed in the surfaces of the two flanges (4);

a limiting groove (7) is formed at one end of the connecting rod (5), a cavity (8) is formed in one side, located on the connecting hole (6), of the inner portion of the flange plate (4), a movable plate (9) is connected to the inner portion of the cavity (8) in a sliding mode, a limiting block (10) matched with the limiting groove (7) is fixedly installed on one side of the movable plate (9), a reset spring (11) is fixedly installed on the other side of the movable plate (9), a connecting plate (12) is fixedly installed at one end, away from the movable plate (9), of the reset spring (11), a pressing rod (13) is fixedly installed at the top of the connecting plate (12), connecting ropes (14) are fixedly connected to the two sides of the pressing rod (13), one end, away from the pressing rod (13), of each connecting rope (14) is fixedly connected with the upper surface of the movable plate (9), and a pulley (15) is fixedly installed on the inner wall of the cavity (8), the connecting rope (14) is lapped on the pulley (15).

2. A high pressure flow orifice plate as set forth in claim 1 wherein: the top of first body (1) and second body (2) all fixedly connected with surveys buret (16).

3. A high pressure flow orifice plate as set forth in claim 1 wherein: the equal fixedly connected with engaging lug (17), two of one end that ring flange (4) were kept away from in first body (1) and second body (2) be provided with sealing washer (18) between engaging lug (17).

4. A high pressure flow orifice plate as set forth in claim 1 wherein: and an inclined plane is arranged on one side, close to the connecting rod (5), of the limiting block (10).

5. A high pressure flow orifice plate as set forth in claim 4 in which: one side of the cavity (8) is provided with a through hole (19) penetrating to the edge of the flange plate (4), and the pressing rod (13) is positioned in the through hole (19).