CN219161398U

CN219161398U - Double-flange liquid level meter convenient to maintain

Info

Publication number: CN219161398U
Application number: CN202223327660.XU
Authority: CN
Inventors: 陈坤淼
Original assignee: Shanghai Aiyin Automation Instrument Co ltd
Current assignee: Shanghai Aiyin Automation Instrument Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-09
Anticipated expiration: 2032-12-12

Abstract

The utility model belongs to the technical field of double-flange liquid level meter production, and discloses a double-flange liquid level meter convenient to maintain. This double flange level gauge convenient to maintain, including differential pressure transmitter and sealing flange, differential pressure transmitter's left and right sides both ends all are connected with sealing flange through the capillary, and sealing flange has kept away from the one side of capillary and has seted up the mounting groove, and mounting inslot fixed mounting has the diaphragm, and the diaphragm is linked together with the capillary that corresponds, and cleaning hole and blowdown hole have been seted up respectively to sealing flange's upper and lower both sides, and cleaning hole and blowdown hole all are linked together with the mounting groove. This two flange level gauges convenient to maintain through the design of sealed clearance structure, can accomplish to clear up and maintain under the condition of not dismantling the flange, blocks up the clearance between the first sealing piece through rotating the second sealing piece, makes the unable contact diaphragm of measured medium, then emptys it through the blowdown hole, and the clearance hole lets in the washing liquid and washes the diaphragm and can accomplish the maintenance procedure.

Description

Double-flange liquid level meter convenient to maintain

Technical Field

The utility model relates to the technical field of double-flange liquid level meter production, in particular to a double-flange liquid level meter convenient to maintain.

Background

The double-flange liquid level meter is also called as double-flange liquid level transmitter, and is essentially a differential pressure transmitter with special pressure taking, which consists of a differential pressure transmitter, a capillary tube and double flanges with sealing diaphragms, when the diaphragms are pressed, tiny deformation is generated, deformation displacement is transmitted to the transmitter through liquid of the capillary tube, and liquid level data can be calculated by pressure difference between the two flanges.

Two flanges pass through bolt fixed connection on equipment flange to carry out sealed measurement, the diaphragm in the flange has partial impurity or glues thick thing medium and glues on the diaphragm when measuring, leads to measuring inaccurately or the phenomenon that erodes appears, and the flange need dismantle it when carrying out periodic maintenance, and need empty medium in the measured container, and very troublesome, has increased user's work load, therefore we have designed a double flange level gauge convenient to maintain.

Disclosure of Invention

The utility model aims to provide a double-flange liquid level meter convenient to maintain, which can clean and maintain under the condition of not disassembling a flange through the design of a sealing cleaning structure and an installation groove, saves a great deal of manpower and time and solves the problems in the background technology.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a two flange level gauges convenient to maintain, includes differential pressure transmitter and sealing flange, both ends all are connected with sealing flange through the capillary about the differential pressure transmitter, sealing flange has kept away from one side of capillary and has seted up the mounting groove, fixed mounting has the diaphragm in the mounting groove, the diaphragm is linked together with corresponding capillary, wash hole and blowdown hole have been seted up respectively to sealing flange's upper and lower both sides, and wash hole and blowdown hole all are linked together with the mounting groove, still be provided with sealed clearance structure in the mounting groove, and sealed clearance structure is located one side that the blowdown hole kept away from the diaphragm.

Through above-mentioned technical scheme, this application can accomplish the clearance to the diaphragm, discharges medium and impurity in the mounting groove through the blowoff hole, lets in clear water or washing liquid through the wash port and clears up the diaphragm, then discharges through the blowoff hole, can accomplish the maintenance process to the diaphragm, need not demolish sealing flange and can accomplish the maintenance, and is very convenient.

Preferably, the seal cleaning structure comprises a convex block, a first sealing sheet, a disc, a second sealing sheet, a gear ring, a rotating rod and a bevel gear, wherein the convex block and the first sealing sheet are arranged in the mounting groove, the outer side of the convex block is fixedly connected with one side of the first sealing sheet, the other side of the first sealing sheet is fixedly connected with the inner wall of the mounting groove, one side of the convex block, which is far away from the diaphragm, is movably connected with the disc through a bearing, one side of the second sealing sheet is fixedly connected with the outer side of the disc, the gear ring is arranged on the outer side of the second sealing sheet, the inner wall of the gear ring is fixedly connected with the other side of the second sealing sheet, the rotating rod is inserted into the outer side of the sealing flange, the bottom end of the rotating rod extends into the mounting groove and is fixedly connected with the bevel gear, and the bevel gear is meshed with the gear ring.

The rotating rod drives the gear ring and the second sealing piece to rotate through the bevel gear, the second sealing piece rotates to a gap between the first sealing pieces and plugs the gap, so that a medium cannot flow into the diaphragm, and then cleaning and maintenance are carried out through the cleaning hole and the pollution discharge hole.

Preferably, the inner wall of the mounting groove and the position corresponding to the gear ring are fixedly connected with a limiting ring, an annular groove is formed in the limiting ring, a ring piece is fixedly sleeved on the outer side of the gear ring, and the ring piece is slidably connected in the annular groove.

The gear ring can be limited during rotation, so that the stability during rotation of the gear ring is guaranteed, and meanwhile, a good rotation effect is achieved during rotation.

Preferably, a sealing gasket is adhered to one side of the second sealing sheet close to the first sealing sheet, and one side of the sealing gasket far away from the second sealing sheet is contacted with the first sealing sheet.

When the second sealing piece moves to the gap between the first sealing pieces, two sides of the second sealing piece are attached to the surfaces of the corresponding first sealing pieces, and the second sealing pieces are enabled to have good sealing effect through the pressure of the measured medium on the second sealing pieces.

Preferably, the shapes of the first sealing piece and the second sealing piece are fan-shaped, and the area of the first sealing piece is larger than that of the second sealing piece.

Preferably, the cleaning hole and the sewage draining hole are internally and respectively connected with a sealing bolt in a threaded manner.

Ensuring the tightness of the sealing device in normal use.

By adopting the technical scheme, the utility model has the beneficial effects that:

1. this two flange level gauges convenient to maintain through the design of sealed clearance structure, can accomplish to clear up and maintain under the condition of not dismantling the flange, blocks up the clearance between the first sealing piece through rotating the second sealing piece, makes the unable contact diaphragm of measured medium, then emptys it through the blowdown hole, and the clearance hole lets in the washing liquid and washes the diaphragm and can accomplish the maintenance procedure.

2. This two flange level gauges convenient to maintain through the design of spacing ring, ring channel and ring piece, can be spacing when making the tooth ring rotate, possess good rotation effect simultaneously, make the second sealing piece follow the laminating first sealing piece surface that can be better after rotating through sealed pad, play sealed effect.

Drawings

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a cross-sectional view of a structural seal flange of the present utility model;

FIG. 3 is an enlarged view of the structure of the present utility model at A in FIG. 2;

fig. 4 is a side view of a structural seal flange of the present utility model.

In the figure: the sealing device comprises a differential pressure transmitter 1, a capillary tube 2, a sealing flange 3, a mounting groove 4, a diaphragm 5, a cleaning hole 6, a pollution discharge hole 7, a sealing bolt 8, a sealing cleaning structure 9, a convex block 91, a first sealing piece 92, a circular disc 93, a second sealing piece 94, a 95-wheel toothed ring 96, a rotary rod 97, a bevel gear 97, a limiting ring 10, an annular groove 11, an annular piece 12 and a sealing gasket 13.

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. 1-4, the present utility model provides a technical solution: the utility model provides a two flange level gauges convenient to maintain, including differential pressure transmitter 1 and sealing flange 3, differential pressure transmitter 1's left and right sides both ends all are connected with sealing flange 3 through capillary 2, sealing flange 3 has been seted up to one side that keeps away from capillary 2 mounting groove 4, fixed mounting has diaphragm 5 in the mounting groove 4, diaphragm 5 is linked together with corresponding capillary 2, wash hole 6 and blowdown hole 7 have been seted up respectively to sealing flange 3's upper and lower both sides, and wash hole 6 and blowdown hole 7 all are linked together with mounting groove 4, still be provided with sealed clearance structure 9 in the mounting groove 4, and sealed clearance structure 9 is located one side that diaphragm 5 was kept away from to blowdown hole 7.

Through above-mentioned technical scheme, this application can accomplish the clearance to diaphragm 5, discharges medium and impurity in the mounting groove 4 through blowoff hole 7, lets in clear water or washing liquid through wash port 6 and clears up diaphragm 5, then discharges through blowoff hole 7, can accomplish the maintenance process to diaphragm 5, need not demolish sealing flange 3 and can accomplish the maintenance, and is very convenient.

The sealing and cleaning structure 9 comprises a protruding block 91, a first sealing piece 92, a disc 93, a second sealing piece 94, a gear ring 95, a rotating rod 96 and a bevel gear 97, wherein the protruding block 91 and the first sealing piece 92 are arranged in the mounting groove 4, the outer side of the protruding block 91 is fixedly connected with one side of the first sealing piece 92, the other side of the first sealing piece 92 is fixedly connected with the inner wall of the mounting groove 4, one side of the protruding block 91, which is far away from the diaphragm 5, is movably connected with the disc 93 through a bearing, the outer side of the disc 93 is fixedly connected with one side of the second sealing piece 94, the gear ring 95 is arranged on the outer side of the second sealing piece 94, the inner wall of the gear ring 95 is fixedly connected with the other side of the second sealing piece 94, the rotating rod 96 is inserted in the outer side of the sealing flange 3, the bottom end of the rotating rod 96 extends into the mounting groove 4 and is fixedly connected with the bevel gear 97, and the bevel gear 97 is meshed with the gear ring 95.

The rotating rod 96 drives the wheel gear ring 95 and the second sealing piece 94 to rotate through the bevel gear 97, the second sealing piece 94 rotates to the gap between the first sealing pieces 92 and plugs the gap, so that the medium cannot flow into the diaphragm 5, and then cleaning and maintenance are carried out through the cleaning hole 6 and the pollution discharge hole 7.

The inner wall of the mounting groove 4 is fixedly connected with a limiting ring 10 corresponding to the position of the gear ring 95, an annular groove 11 is formed in the limiting ring 10, a ring piece 12 is fixedly sleeved on the outer side of the gear ring 95, and the ring piece 12 is slidably connected in the annular groove 11.

The wheel tooth ring 95 can be limited in rotation, so that the stability of the wheel tooth ring in rotation is guaranteed, and meanwhile, a good rotation effect is achieved in the rotation process.

The second sealing sheet 94 is adhered with the gasket 13 on the side close to the first sealing sheet 92, and the gasket 13 is in contact with the first sealing sheet 92 on the side far from the second sealing sheet 94.

When the second sealing piece 94 moves to the gap between the first sealing pieces 92, two sides of the second sealing piece 94 are attached to the surfaces of the corresponding first sealing pieces 92, and the pressure of the measured medium to the second sealing piece 94 enables the second sealing piece to have a good sealing effect.

The first sealing piece 92 and the second sealing piece 94 are fan-shaped, and the area of the first sealing piece 92 is larger than that of the second sealing piece 94.

The cleaning hole 6 and the sewage discharging hole 7 are internally and respectively connected with a sealing bolt 8 in a threaded manner.

Ensuring the tightness of the sealing device in normal use.

This dual flange level gauge convenient to maintain is maintained, rotate bull stick 96 and drive bevel gear 97 and rotate, drive wheel ring gear 95 and second sealing piece 94 promptly and rotate, second sealing piece 94 rotates to the clearance department between the first sealing piece 92 and blocks up it, make second sealing piece 94 hug closely the surface at first sealing piece 92 through sealed pad 13 through the pressure of survey medium simultaneously, possess good leakproofness, then open blowdown hole 7 and empty unnecessary medium, let in clear water or cleaning solution and clear up diaphragm 5 through wash hole 6, the sewage of production is discharged through blowdown hole 7, can accomplish the maintenance procedure of diaphragm 5, the simple operation, and need not to dismantle.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a two flange level gauge convenient to maintain, includes differential pressure transmitter (1) and sealing flange (3), both ends all are connected its characterized in that through capillary (2) and sealing flange (3) about differential pressure transmitter (1): the utility model discloses a sealing flange, including capillary (2) and sealing flange, mounting groove (4) has been seted up to one side that capillary (2) was kept away from to sealing flange (3), mounting groove (4) internal fixation has diaphragm (5), diaphragm (5) are linked together with corresponding capillary (2), wash hole (6) and blowdown hole (7) have been seted up respectively to the upper and lower both sides of sealing flange (3), and wash hole (6) and blowdown hole (7) all are linked together with mounting groove (4), still be provided with sealing clearance structure (9) in mounting groove (4), and sealing clearance structure (9) are located one side that diaphragm (5) was kept away from to blowdown hole (7).

2. The dual flange level gauge of claim 1, wherein: the utility model provides a sealing clearance structure (9) includes lug (91), first sealing piece (92), disc (93), second sealing piece (94), tooth ring (95), bull stick (96) and bevel gear (97), be provided with lug (91) and first sealing piece (92) in mounting groove (4), the outside of lug (91) and one side fixed connection of first sealing piece (92), the opposite side of first sealing piece (92) and the inner wall fixed connection of mounting groove (4), one side that diaphragm (5) was kept away from to lug (91) has disc (93) through bearing swing joint, one side of the outside fixedly connected with second sealing piece (94) of disc (93), the outside of second sealing piece (94) is provided with tooth ring (95), and the opposite side fixed connection of the outside of tooth ring (95) and second sealing piece (94), the outside of sealing flange (3) is pegged graft and is had bull stick (96), and the bottom of bull stick (96) extends to in mounting groove (4) and fixedly connected with bevel gear (97), tooth ring (97) meshing mutually.

3. A dual flange level gauge for facilitating maintenance as defined in claim 2, wherein: the inner wall of the mounting groove (4) and the position corresponding to the gear ring (95) are fixedly connected with a limiting ring (10), an annular groove (11) is formed in the limiting ring (10), a ring piece (12) is fixedly sleeved on the outer side of the gear ring (95), and the ring piece (12) is slidably connected in the annular groove (11).

4. A dual flange level gauge for facilitating maintenance as defined in claim 3, wherein: a sealing gasket (13) is adhered to one side, close to the first sealing sheet (92), of the second sealing sheet (94), and one side, far away from the second sealing sheet (94), of the sealing gasket (13) is in contact with the first sealing sheet (92).

5. The dual flange level gauge of claim 4, wherein: the first sealing piece (92) and the second sealing piece (94) are fan-shaped, and the area of the first sealing piece (92) is larger than that of the second sealing piece (94).

6. The dual flange level gauge of claim 5, wherein: and sealing bolts (8) are connected in the cleaning holes (6) and the sewage draining holes (7) in a threaded manner.