CN214010407U

CN214010407U - Sealing device for interface disc of electromagnetic flowmeter

Info

Publication number: CN214010407U
Application number: CN202120319502.6U
Authority: CN
Inventors: 崔晓东; 李伟光
Original assignee: Tianjin Abed Technology Co ltd
Current assignee: Tianjin Shiquan Technology Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-08-20
Anticipated expiration: 2031-02-04

Abstract

The utility model belongs to the electromagnetic flowmeter field, especially, sealing device for electromagnetic flowmeter interface disc, in the production process to the interface disc of current electromagnetic flowmeter, often carry out sealing treatment through sealed the pad, but in traditional sealed pad carries out the sealing process, the sealed effect is general, easy sealed pad is easily corroded by the air with the interface disc junction, the problem of sealed effect has been reduced, the following scheme is proposed at present, it includes the closing plate of annular structure, the inside wall of closing plate sets up the guide way of symmetry setting, the inside slip cover of guide way is equipped with the guide bar; the utility model discloses in through closing plate, arc and the sealed pad that sets up, can be fast to the sealed pad of the hookup location department of interface dish carry out further sealing protection, avoided the junction to be corroded by the air, improved sealed effect, through the first reset spring and the second reset spring that set up, can increase the contact dynamics of arc and junction, improved the practicality.

Description

Sealing device for interface disc of electromagnetic flowmeter

Technical Field

The utility model relates to an electromagnetic flow meter technical field especially relates to an electromagnetic flow meter sealing device for interface disc.

Background

The electromagnetic flowmeter measures the flow of conducting fluid based on the electromotive force induced when the conducting fluid passes through external magnetic field by means of electromagnetic induction principle.

The interface disc of the existing electromagnetic flowmeter is usually subjected to sealing treatment through a sealing gasket in the production process, but in the sealing process of the traditional sealing gasket, the sealing effect is general, the joint of the sealing gasket and the interface disc is easy to corrode by air, and the sealing effect is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current electromagnetic flowmeter's interface disc in process of production, often seal through sealed the pad and handle, but traditional sealed pad carries out the in-process of sealing, and sealed effect is general, and easy sealed pad is corroded by the air with the interface disc junction easily, has reduced the shortcoming of sealed effect, and the sealing device for the electromagnetic flowmeter interface disc that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a sealing device for an interface disc of an electromagnetic flowmeter comprises a sealing plate with an annular structure, wherein guide grooves are symmetrically formed in the inner side wall of the sealing plate, a guide rod is sleeved in the guide grooves in a sliding mode, one end of the guide rod extends to the outer portion of the guide grooves and is jointly fixed with an arc plate, the guide rod and the arc plate are vertically arranged, the side wall, close to each other, of the arc plate is connected with a sealing gasket, a first reset spring is fixed to one end, away from the arc plate, of the guide rod, one end, away from the guide rod, of the first reset spring is fixed to the side wall of the guide grooves, symmetrically arranged adjusting grooves are formed in the inner side wall of the sealing plate, an adjusting plate is connected to the inner side wall of the adjusting grooves in a sliding mode, the other end of the adjusting plate extends to the outer portion of the adjusting grooves and is fixed to the side wall of the arc plate, the arc plate and the adjusting plate are vertically arranged, and a second reset spring is fixed to the side wall, away from the arc plate, one end of the second return spring, which is far away from the adjusting plate, is fixed with the side wall of the adjusting groove.

Preferably, a first groove is formed in the side wall of one side of the sealing plate, the side wall of the bottom end of the first groove is rotatably connected with a first connecting shaft, a rotating plate is fixed on the side wall of the top end of the first connecting shaft, and the rotating plate and the first connecting shaft are vertically arranged.

Preferably, the outer side wall of the first connecting shaft is fixed with a wire spool in a tight fit mode, wire winding grooves symmetrically arranged are formed in the wire spool, adjusting lines are connected to the wire winding grooves, and one end, away from the wire winding disk, of each adjusting line is fixed to the side wall of the arc-shaped plate.

Preferably, the bottom lateral wall of first recess is fixed with the fixed plate, sets up the guide way who runs through about on the fixed plate, and the inside slip cover of guide way is equipped with the gag lever post, and the one end of gag lever post extends to the guide way external fixation and has the arm-tie, and sets up perpendicularly between arm-tie and the gag lever post.

Preferably, the outer side wall of the limiting rod is sleeved with a third return spring, one end of the third return spring is fixed with the side wall of the pulling plate, and the other end of the third return spring is fixed with the side wall of the fixing plate.

Preferably, the outer side wall of the first connecting shaft is provided with a plurality of limiting grooves which are symmetrically arranged along the circumferential direction, and the limiting grooves and the limiting rods are clamped and connected.

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

1. the sealing plate, the arc-shaped plate and the sealing gasket are arranged in the sealing device, the sealing gasket at the connecting position of the interface disc can be quickly sealed and protected, the connecting position is prevented from being corroded by air, the sealing effect is improved, the contact force between the arc-shaped plate and the connecting position can be increased through the arranged first reset spring and the second reset spring, and the practicability is improved;

2. the utility model discloses in through the rotor plate that sets up and the cooperation of connecting wire, can remove two arcs simultaneously, improved the convenience, through the gag lever post that sets up and the cooperation of spacing groove, can further fix the position of arc-shaped plate, improved stability.

Drawings

Fig. 1 is a main sectional view of a sealing device for an interface disc of an electromagnetic flowmeter according to the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Reference numbers in the figures: the sealing device comprises a sealing plate 1, a guide groove 2, a guide rod 3, a first return spring 4, an arc-shaped plate 5, an adjusting groove 6, an adjusting plate 7, a second return spring 8, a sealing gasket 9, a first groove 10, a first connecting shaft 11, a wire reel 12, a rotating plate 13, a connecting wire 14, a fixing plate 15, a limiting rod 16, a pulling plate 17, a third return spring 18 and a limiting groove 19.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the drawings of the embodiments of the present disclosure, and it is obvious that the described embodiments are some embodiments of the present disclosure, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the described embodiments of the present disclosure belong to the protection scope of the present disclosure.

Unless otherwise defined, technical or scientific terms used herein should be understood as having a common meaning as understood by those of ordinary skill in the art to which this disclosure belongs, and the use of "including" or "comprising" and the like in this disclosure means that the element or item appearing before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items, that "connected" or "connected" and the like are not limited to physical or mechanical connections, and may include electrical connections, whether direct or indirect, "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-2, a sealing device for an interface disc of an electromagnetic flowmeter, comprising a sealing plate 1 with an annular structure, wherein the inner side wall of the sealing plate 1 is provided with symmetrically arranged guide grooves 2, the inner part of each guide groove 2 is slidably sleeved with a guide rod 3, one end of each guide rod 3 extends to the outer part of each guide groove 2 and is jointly fixed with an arc-shaped plate 5, the guide rods 3 and the arc-shaped plates 5 are vertically arranged, the side wall, close to each other, of each arc-shaped plate 5 is connected with a sealing pad 9, one end, far away from each arc-shaped plate 5, of each guide rod 3 is fixed with a first reset spring 4, one end, far away from each guide rod 3, of each first reset spring 4 is fixed with the side wall of each guide groove 2, the inner side wall of the sealing plate 1 is provided with symmetrically arranged adjusting grooves 6, the inner side wall of each adjusting groove 6 is slidably connected with an adjusting plate 7, the other end of each adjusting plate 7 extends to the outer part of each adjusting groove 6 and is fixed with the side wall of each arc-shaped plate 5, the arc-shaped plates 5 and the adjusting plates 7 are vertically arranged, a second return spring 8 is fixed on the side wall of one side of the adjusting plate 7 far away from the arc-shaped plate 5, and one end of the second return spring 8 far away from the adjusting plate 7 is fixed on the side wall of the adjusting groove 6.

First recess 10 has been seted up to one side lateral wall of closing plate 1, the bottom lateral wall of first recess 10 rotates and is connected with first connecting axle 11, the top lateral wall of first connecting axle 11 is fixed with rotor plate 13, and set up perpendicularly between rotor plate 13 and the first connecting axle 11, the lateral wall tight fit of first connecting axle 11 is fixed with wire reel 12, set up the wire reel that the symmetry set up on wire reel 12, be connected with control line 14 on the wire reel, the one end that wire reel 12 was kept away from to control line 14 is fixed with 5 lateral walls of arc.

The bottom lateral wall of first recess 10 is fixed with fixed plate 15, the direction passageway that runs through about seting up on fixed plate 15, the inside slip cover of direction passageway is equipped with gag lever post 16, the one end of gag lever post 16 extends to the direction passageway external fixation and has arm-tie 17, and set up perpendicularly between arm-tie 17 and the gag lever post 16, third reset spring 18 has been cup jointed to gag lever post 16's lateral wall, third reset spring 18's one end and arm-tie 17 lateral wall are fixed, third reset spring 18's the other end and fixed plate 15 lateral wall are fixed, the spacing groove 19 that a plurality of symmetries set up is seted up along the circumferencial direction to the lateral wall of first connecting axle 11, and the joint sets up between spacing groove 19 and the gag lever post 16.

The working principle is as follows: when the connection part of the interface disc is sealed, only pulling the pulling plate 17 is needed, the pulling plate 17 drives the limiting rod 16 to move, the limiting rod 16 is separated from the limiting groove 19, then the rotating plate 13 is rotated, the rotating plate 13 drives the first connecting shaft 11 to rotate, the first connecting shaft 11 drives the wire reel 12 to rotate, the wire reel 12 drives the connecting wire 14 to move, the connecting wire 14 pulls the arc-shaped plate 5 to move, the arc-shaped plates 5 are mutually separated, then the sealing plate 1 is moved, the sealing plate 1 penetrates through the interface disc, the arc-shaped plate 5 is positioned at the connection part of the interface disc, then the rotating plate 13 is reversed, under the elastic force action of the first return spring 4 and the second return spring 8, the arc-shaped plate 5 drives the sealing gasket 9 to perform secondary sealing treatment on the connection part, then the pulling plate 17 is loosened, under the elastic force action of the third return spring 18, the limiting rod 16 is clamped with the corresponding limiting groove 19, and finishing the mounting and sealing treatment.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A sealing device for an interface disc of an electromagnetic flowmeter comprises a sealing plate (1) of an annular structure, and is characterized in that guide grooves (2) which are symmetrically arranged are formed in the inner side wall of the sealing plate (1), guide rods (3) are slidably sleeved in the guide grooves (2), an arc-shaped plate (5) is jointly fixed to the outer portion of each guide rod (3) in a manner of extending to the outer portion of each guide groove (2), each guide rod (3) and each arc-shaped plate (5) are vertically arranged, a sealing gasket (9) is connected to the side wall, close to each other, of each arc-shaped plate (5), a first reset spring (4) is fixed to the end, far away from each arc-shaped plate (5), of each guide rod (3), of each first reset spring (4) is fixed to the side wall of each guide groove (2), adjusting grooves (6) which are symmetrically arranged are formed in the inner side wall of the sealing plate (1), the inside wall sliding connection of adjustment tank (6) has regulating plate (7), and the other end of regulating plate (7) extends to that adjustment tank (6) is outside fixed with arc (5) lateral wall, set up perpendicularly between arc (5) and regulating plate (7), one side lateral wall that arc (5) were kept away from in regulating plate (7) is fixed with second reset spring (8), and the one end that regulating plate (7) were kept away from in second reset spring (8) is fixed with adjustment tank (6) lateral wall.

2. The sealing device for the interface disc of the electromagnetic flowmeter according to claim 1, wherein a first groove (10) is formed in a side wall of the sealing plate (1), a first connecting shaft (11) is rotatably connected to a side wall of a bottom end of the first groove (10), a rotating plate (13) is fixed to a side wall of a top end of the first connecting shaft (11), and the rotating plate (13) and the first connecting shaft (11) are vertically arranged.

3. The sealing device for the interface disc of the electromagnetic flowmeter according to claim 2, wherein the outer side wall of the first connecting shaft (11) is fixedly provided with a wire spool (12) in a tight fit manner, the wire spool (12) is provided with wire winding grooves which are symmetrically arranged, the wire winding grooves are connected with adjusting wires (14), and one ends of the adjusting wires (14) far away from the wire spool (12) are fixed with the side wall of the arc-shaped plate (5).

4. The sealing device for the interface disc of the electromagnetic flowmeter according to claim 3, wherein a fixing plate (15) is fixed on the side wall of the bottom end of the first groove (10), a guide channel penetrating left and right is formed in the fixing plate (15), a limiting rod (16) is slidably sleeved in the guide channel, one end of the limiting rod (16) extends to the outside of the guide channel and is fixed with a pulling plate (17), and the pulling plate (17) and the limiting rod (16) are vertically arranged.

5. The sealing device for the interface disc of the electromagnetic flowmeter according to claim 4, wherein a third return spring (18) is sleeved on the outer side wall of the limiting rod (16), one end of the third return spring (18) is fixed with the side wall of the pulling plate (17), and the other end of the third return spring (18) is fixed with the side wall of the fixing plate (15).

6. The sealing device for the interface disc of the electromagnetic flowmeter according to claim 5, wherein a plurality of symmetrically arranged limiting grooves (19) are formed in the outer side wall of the first connecting shaft (11) along the circumferential direction, and the limiting grooves (19) and the limiting rods (16) are clamped.