CN213301345U - Sealing structure for mounting electromagnetic flowmeter - Google Patents

Abstract

The utility model discloses a sealing structure for mounting an electromagnetic flowmeter, which comprises a measuring guide pipe, a connecting pipe is fixedly arranged on the measuring guide pipe, a dial plate is fixedly arranged at the top end of the connecting pipe, a display screen is fixedly arranged on the dial plate, a connector is fixedly arranged at one end of the measuring guide pipe, a built-in connecting piece is arranged on the inner wall of the connector in a threaded manner, a second sealing ring is movably sleeved on the built-in connecting piece, a limiting ring is arranged on the outer wall of the built-in connecting piece and on one side of the second sealing ring in a threaded manner, a drainage pipe is arranged on one end of the built-in connecting piece far away from the connector in a threaded manner, one end of the built-in connecting piece far away from the connector is inserted into the drainage pipe and is in threaded connection with the inner wall of the drainage pipe, and, effectively reducing the probability of water leakage and greatly improving the sealing performance.

Description

Sealing structure for mounting electromagnetic flowmeter

Technical Field

The utility model relates to a seal structure, in particular to seal structure is used in installation of electromagnetic flow meter belongs to electromagnetic flow meter technical field.

Background

The electromagnetic flowmeter is a novel flow measuring instrument applying electronic technology, applies an electromagnetic induction principle, measures an instrument of conducting fluid flow according to electromotive force induced when conducting fluid passes through an external magnetic field, is mainly used for measuring instantaneous flow of fluid media and accumulating the flow, transmits collected data to an upper computer operating system or an automatic control system in a communication cable or wireless mode, analyzes and measures the measured data by a system, correspondingly controls the fluid in a process pipeline, is called as industrial automation eyes, can know data such as flow velocity, flow and the like of the media in the pipeline in real time through the flowmeter, and in order to prevent water leakage at the joint of a drainage pipeline and the electromagnetic flowmeter, a sealing structure is needed to be used for ensuring the sealing performance of the flowmeter.

Traditional seal structure for electromagnetic flow meter installation adopts individual layer seal structure in the use of reality, and sealed effect is poor, has increased the probability of leaking, greatly reduced its sealing performance, to this, need design a seal structure for electromagnetic flow meter installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a seal structure is used in installation of electromagnetic flowmeter to the adoption individual layer seal structure who proposes in solving above-mentioned background art, sealed effect is poor, has increased the probability of leaking, has reduced the problem of its sealing performance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a seal structure is used in installation of electromagnetic flowmeter, includes the measuring catheter, fixed mounting has the connecting pipe on the measuring catheter, the top fixed mounting of connecting pipe has the dial plate, fixed mounting has the display screen on the dial plate, the one end fixed mounting of measuring catheter has the connector, built-in connecting piece is installed to connector inner wall screw thread, the second sealing washer has been cup jointed in the activity on the built-in connecting piece, just one side screw thread that is located the second sealing washer is installed to the spacing collar on the outer wall of built-in connecting piece, the one end screw thread that the connector was kept away from to built-in connecting piece installs drainage pipe, the one end that the connector was kept away from to built-in connecting piece inserts in the drainage pipe and rather than inner wall threaded connection, second sealing washer and spacing collar all are located drainage pipe.

Preferably, the inner wall of the connector, which is far away from one end of the measuring guide pipe, is provided with a first inner thread groove in a chiseled mode, and one end, which is far away from the measuring guide pipe, of the connector is clamped and provided with a first sealing ring.

Preferably, the one end that drainage pipe is close to the connector is dug and is had annular clamping groove, annular clamping groove is connected with first sealing washer block, the drainage pipe inner wall is dug and is had the second internal thread groove.

Preferably, the built-in connecting piece comprises a straight pipe, the straight pipe is arranged in the drainage pipeline, a second threaded opening is formed in one end of the straight pipe, a third threaded opening is formed in one end, far away from the second threaded opening, of the straight pipe, and a first threaded opening is formed in the position, located between the second threaded opening and the third threaded opening, of the outer wall of the straight pipe in a chiseled mode.

Preferably, the second screw port is in threaded connection with the second internal thread groove, and the third screw port is in threaded connection with the first internal thread groove.

Preferably, a third internal thread groove is formed in the inner wall of the limiting ring in a chiseled mode, and the third internal thread groove is in threaded connection with the first thread opening.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a seal structure is used in installation of electromagnetic flowmeter, have the characteristics that improve sealing performance, in concrete use, compare with seal structure is used in the installation of traditional electromagnetic flowmeter, this seal structure is provided with built-in connecting piece, adopt the threaded connection mode to install built-in connecting piece on the connector, then be connected drain pipe and connector as an organic whole, seal up the gap of connector and drain pipe butt joint department through first sealing washer, seal up built-in connecting piece and drain pipe inner wall contact jaw through the second sealing washer, adopt double-deck seal structure, the probability of leaking has effectively been reduced, the sealing performance is greatly improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the connector of the present invention;

FIG. 3 is a schematic view of the internal structure of the drain pipe of the present invention;

FIG. 4 is a schematic view of the structure of the built-in connector of the present invention;

fig. 5 is a schematic structural view of the spacing collar of the present invention.

In the figure: 1. a measurement catheter; 2. a connector; 21. a first internally threaded groove; 22. a first seal ring; 3. a connecting piece is arranged inside; 31. a straight pipe; 32. a first threaded port; 33. a second threaded port; 34. a third threaded port; 4. a water discharge pipeline; 41. a second internally threaded groove; 42. an annular neck; 5. a limiting ring; 51. a third internally threaded groove; 6. a second seal ring; 7. a dial plate; 8. a display screen; 9. and (4) connecting the pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a sealing structure for mounting an electromagnetic flowmeter comprises a measuring guide pipe 1, a connecting pipe 9 is fixedly mounted on the measuring guide pipe 1, a dial 7 is fixedly mounted at the top end of the connecting pipe 9, a display screen 8 is fixedly mounted on the dial 7, a connector 2 is fixedly mounted at one end of the measuring guide pipe 1, a built-in connector 3 is mounted on the inner wall of the connector 2 in a threaded manner, a second sealing ring 6 is movably sleeved on the built-in connector 3, a limiting ring 5 is mounted on the outer wall of the built-in connector 3 and positioned on one side of the second sealing ring 6 in a threaded manner, a drainage pipe 4 is mounted on the built-in connector 3 in a threaded manner far away from the connector 2, one end of the built-in connector 3 far away from the connector 2 is inserted into the drainage pipe 4 and is in threaded connection with the inner wall thereof, the second sealing ring 6, the joint gap between the connector 2 and the drainage pipeline 4 can be sealed through the first sealing ring 22, the contact end between the built-in connector 3 and the inner wall of the drainage pipeline 4 can be sealed through the second sealing ring 6, the double-layer sealing structure is adopted, the probability of water leakage is effectively reduced, and the sealing performance is greatly improved.

The built-in connecting piece 3 comprises a straight pipe 31, the straight pipe 31 is arranged in the drainage pipeline 4, one end of the straight pipe 31 is provided with a second threaded opening 33, one end of the straight pipe 31, which is far away from the second threaded opening 33, is provided with a third threaded opening 34, the outer wall of the straight pipe 31 is provided with a first threaded opening 32 between the second threaded opening 33 and the third threaded opening 34, the second sealing ring 6 is supported by the built-in connecting piece 3, the second sealing ring 6 is ensured to be tightly attached to the inner wall of the drainage pipeline 4, the sealing effect is further enhanced, the inner wall of the limiting ring 5 is provided with a third inner threaded groove 51, the third inner threaded groove 51 is in threaded connection with the first threaded opening 32, the second sealing ring 6 can be limited by the limiting ring 5, the second sealing ring 6 is prevented from moving horizontally on the straight pipe 31, the inner wall of one end, which is far away from the measuring conduit 1, of the connecting head 2 is provided with a, a first sealing ring 22 is clamped and installed at one end of the connector 2 far away from the measuring conduit 1, a gap at the joint of the connector 2 and the drainage pipeline 4 can be sealed through the first sealing ring 22, the sealing and seepage-proofing effects of the connector are improved, the second threaded port 33 is in threaded connection with the second internal threaded groove 41, the third threaded port 34 is in threaded connection with the first internal threaded groove 21, the built-in connector 3 is firmly connected with the drainage pipeline 4 into a whole through the threaded connection between the second threaded port 33 and the second internal threaded groove 41, the built-in connector 3 is firmly connected with the connector 2 into a whole through the threaded connection between the third threaded port 34 and the first internal threaded groove 21, an annular clamping groove 42 is dug at one end of the drainage pipeline 4 close to the connector 2, the annular clamping groove 42 is clamped and connected with the first sealing ring 22, the second internal threaded groove 41 is dug on the inner wall of the drainage pipeline 4, the first sealing ring 22 is embedded, the first sealing ring 22 can be prevented from being deformed by being pressed to influence the sealing performance.

Specifically, when the utility model is used, firstly, the built-in connecting piece 3 is firmly connected with the connecting head 2 through the threaded connection between the third threaded port 34 and the first internal threaded groove 21, then the drainage pipeline 4 is butted on the built-in connecting piece 3, the drainage pipeline 4 is rotated, the drainage pipeline 4 is firmly arranged on the built-in connecting piece 3 through the threaded connection between the second threaded port 33 and the second internal threaded groove 41, then the drainage pipeline 4 is butted and arranged at one end of the connecting head 2, at the moment, the first sealing ring 22 is embedded into the annular clamping groove 42, the gap at the butt joint of the connecting head 2 and the drainage pipeline 4 can be sealed through the first sealing ring 22, the water leakage of the butt joint gap is prevented, the rotatable limiting ring 5 is horizontally moved along the straight pipe 31 through the threaded connection between the first threaded port 32 and the third internal threaded groove 51, the limiting ring 5 is moved to one side of the second sealing ring 6, can carry on spacingly to second sealing washer 6, prevent that second sealing washer 6 from carrying out the level along straight tube 31 and rocking, ensure that second sealing washer 6 and drainage pipe 4's inner wall closely laminates, improve the leakproofness of built-in connecting piece 3 and drainage pipe 4 junction, for traditional seal structure, this seal structure adopts double-deck seal structure, has effectively reduced the probability of leaking, has improved its sealing performance greatly.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" 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, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims (6)

1. The utility model provides a seal structure is used in installation of electromagnetic flowmeter, includes measuring pipe (1), its characterized in that, fixed mounting has connecting pipe (9) on measuring pipe (1), the top fixed mounting of connecting pipe (9) has dial plate (7), fixed mounting has display screen (8) on dial plate (7), the one end fixed mounting of measuring pipe (1) has connector (2), built-in connecting piece (3) is installed to connector (2) inner wall screw thread, second sealing washer (6) have been cup jointed in the activity on built-in connecting piece (3), spacing ring (5) are installed to one side screw thread that just is located second sealing washer (6) on the outer wall of built-in connecting piece (3), drainage pipe (4) are installed to one end screw thread that connector (2) were kept away from to built-in connecting piece (3), built-in connecting piece (3) keep away from the one end of connector (2) insert in drainage pipe (4) and rather than inner wall screw thread, and the second sealing ring (6) and the limiting ring (5) are both positioned in the drainage pipeline (4), and the outer wall of the second sealing ring (6) is tightly attached to the inner wall of the drainage pipeline (4).

2. A sealing structure for mounting an electromagnetic flow meter according to claim 1, characterized in that: the inner wall of the end, far away from the measuring guide pipe (1), of the connector (2) is provided with a first inner thread groove (21) in a chiseled mode, and the end, far away from the measuring guide pipe (1), of the connector (2) is clamped and provided with a first sealing ring (22).

3. A sealing structure for mounting an electromagnetic flow meter according to claim 1, characterized in that: drainage pipe (4) are close to the one end of connector (2) and are dug annular groove (42), annular groove (42) are connected with first sealing washer (22) block, drainage pipe (4) inner wall is dug and is dug second internal thread groove (41).

4. A sealing structure for mounting an electromagnetic flow meter according to claim 1, characterized in that: built-in connecting piece (3) include straight tube (31), just straight tube (31) set up in drainage pipe (4), the one end of straight tube (31) is provided with second screw thread mouth (33), the one end that just keeps away from second screw thread mouth (33) on straight tube (31) is provided with third screw thread mouth (34), the position that just is located between second screw thread mouth (33) and third screw thread mouth (34) on the outer wall of straight tube (31) is opened chisel and is had first screw thread mouth (32).

5. A sealing structure for mounting an electromagnetic flow meter according to claim 4, characterized in that: the second screw port (33) is in threaded connection with the second internal thread groove (41), and the third screw port (34) is in threaded connection with the first internal thread groove (21).

6. A sealing structure for mounting an electromagnetic flow meter according to claim 1, characterized in that: the inner wall of the limiting ring (5) is provided with a third internal thread groove (51) in a chiseled mode, and the third internal thread groove (51) is in threaded connection with the first thread opening (32).

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