CN111397674A - Integrated instrument detection device - Google Patents
Integrated instrument detection device Download PDFInfo
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- CN111397674A CN111397674A CN202010244034.0A CN202010244034A CN111397674A CN 111397674 A CN111397674 A CN 111397674A CN 202010244034 A CN202010244034 A CN 202010244034A CN 111397674 A CN111397674 A CN 111397674A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
- G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
- G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
- G01F1/588—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters combined constructions of electrodes, coils or magnetic circuits, accessories therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/14—Casings, e.g. of special material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
- G01F15/185—Connecting means, e.g. bypass conduits
Abstract
The invention discloses an integrated instrument detection device which comprises an instrument panel unit, a connecting guide pipe and a measurement unit, wherein the instrument panel unit comprises a display dial plate and a connecting assembly, the display dial plate is arranged on the connecting guide pipe through the connecting assembly, the measurement unit is arranged in an inner cavity of the connecting guide pipe and is connected with the instrument panel unit to convert induced potential signals detected in the connecting guide pipe into uniform standard direct current signals, and the standard direct current signals are displayed through the instrument panel unit, and the measurement unit comprises a rotating assembly, an induction assembly and a converter. The invention can avoid the contamination caused by the direct contact of the sensing unit with the material to be measured by the cooperation detection of the built-in sensing assembly and the rotating assembly, can adjust the radial position of the measuring unit in the connecting conduit, can detect without the material to be measured filling the connecting conduit body, can obtain more accurate detection value, can disassemble and maintain the connecting conduit body under the condition of no current interruption, has simple and ingenious structure and is convenient to use.
Description
Technical Field
The invention relates to the technical field of detection instruments, in particular to an integrated instrument detection device.
Background
The digitization of measurement information is a current trend. The digital information makes transmission, storage, operation, judgment, display and the like convenient, the digital instrument can improve the reliability and stability of measurement, and the digital instrument is little affected by noise and has no drift. Therefore, detection systems consisting of digital meters are increasingly being used.
In production, the measured variable is sensed by a special detecting element, converted into a corresponding signal, transmitted and amplified to display the value. It usually consists of three parts, detection (to realize one conversion of the measured variable), conversion amplification (or transmission, to realize two or more conversions of the signal) and display.
Electromagnetic flowmeters are new types of flow meters that have been rapidly developed with the development of electronics. The electromagnetic flowmeter measures the flow of a conductive fluid according to the electromotive force induced when the conductive fluid passes through an external magnetic field by applying the electromagnetic induction principle. However, electromagnetic flow meters tend to detect only the flow of a conductive substance, and since the sensor electrode surface is in constant contact with a liquid for a long time, the electrode surface is easily contaminated, requiring frequent maintenance.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems occurring in the conventional instrumentation.
Therefore, one of the objectives of the present invention is to provide an integrated instrument detection device, which prevents the sensing unit from directly contacting the material to be detected to cause contamination through the cooperation of the built-in sensing component and the rotating component, and can adjust the radial position of the measuring unit in the connecting conduit, so that the material to be detected can be detected without filling the connecting conduit with the material, and a more accurate detection value can be obtained, and meanwhile, the integrated instrument detection device can be disassembled and maintained without stopping the flow, and has a simple and smart structure, and is convenient to use.
In order to solve the technical problems, the invention provides the following technical scheme: an integrated instrument detection device, which comprises,
an instrument panel unit comprising a display dial and a connection assembly, the display dial being mounted on a connection conduit through the connection assembly;
a connecting conduit connected to a pipe to be measured; and the number of the first and second groups,
the measuring unit is arranged in the inner cavity of the connecting guide pipe, is connected with the instrument panel unit, can convert induced potential signals detected in the connecting guide pipe into uniform standard direct current signals, and displays the uniform standard direct current signals through the instrument panel unit, and comprises a rotating assembly, an induction assembly and a converter, wherein the induction assembly is arranged in the rotating assembly and electrically connected with the converter, and the converter transmits the converted direct current signals to the display dial for display.
As a preferable aspect of the integrated meter detecting device of the present invention, wherein: coupling assembling includes the extension rod, extension rod one end with show the dial plate and connect, the other end passes connecting tube with set up in inside the connecting tube measuring unit connects.
As a preferable aspect of the integrated meter detecting device of the present invention, wherein: the converter install in the end of extension rod still is connected with fixed pivot, the axis of fixed pivot with the axis of connecting conduit is parallel.
As a preferable aspect of the integrated meter detecting device of the present invention, wherein: the induction component comprises a magnetic pole arranged on the inner wall of the rotating component and a coil arranged at one end of the fixed rotating shaft, wherein the rotating component is rotatably sleeved on the upper portion of the fixed rotating shaft and drives the magnetic pole to rotate around the coil, and the coil is electrically connected with the converter.
As a preferable aspect of the integrated meter detecting device of the present invention, wherein: coupling assembling still including install in adjusting sleeve on the connecting tube outer wall, adjusting the sleeve cover and locating the outside of extension rod, the extension rod is in adjust the sleeve and slide, drive with the extension rod is connected the measuring unit is in radial movement in the connecting tube.
As a preferable aspect of the integrated meter detecting device of the present invention, wherein: the lower part of the adjusting sleeve is movably arranged on the outer wall of the connecting conduit through a mounting component, the mounting component comprises,
two groups of fixing rings are symmetrically arranged on the outer wall of the connecting conduit; and the number of the first and second groups,
and the connecting ring is rotatably arranged between the two groups of fixing rings, and the lower end face of the adjusting sleeve is arranged on the upper end face of the connecting ring.
As a preferable aspect of the integrated meter detecting device of the present invention, wherein: the connecting ring is divided into a disassembling ring and a rotating ring which can be disassembled and connected, and the disassembling ring can be disassembled and rotatably arranged between the two groups of fixing rings.
As a preferable aspect of the integrated meter detecting device of the present invention, wherein: the connecting pipe is provided with a measuring hole, the disassembling ring is provided with a through hole, and the extending rod provided with the measuring unit penetrates through the through hole and the measuring hole to extend into the inner cavity of the connecting pipe.
As a preferable aspect of the integrated meter detecting device of the present invention, wherein: the connecting ring covers in the measuring hole, when the through-hole with when the axis of measuring hole is collineation, the dismantlement ring is fixed in on the pipe wall of connecting tube, when the connecting ring cover in the measuring hole just the through-hole with when the axis of measuring hole is not collineation, the dismantlement ring can follow the swivel becket with dismantle on the solid fixed ring.
As a preferable aspect of the integrated meter detecting device of the present invention, wherein: the rotating assembly is made of ferromagnetic materials, and the inner wall of the rotating assembly is an insulating lining.
The invention has the beneficial effects that:
1. through the cooperation detection of the built-in sensing assembly and the rotating assembly, the direct contact of the sensing unit with a substance to be detected is avoided, so that the pollution is avoided, and the maintenance cost is reduced.
2. The device can also adjust the radial position of the measuring unit in the connecting conduit, can also detect under the condition that the substance to be detected is liquid and can not fill the connecting conduit body, can obtain more accurate detection value through adjustment, and has wide application range.
3. Meanwhile, the disassembly and maintenance device can be disassembled and maintained under the condition of no continuous flow, the disassembly mode is simple and ingenious in structure, the operation is convenient, and the use habit is better met.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an exploded view of a portion of the structure of the present invention.
Fig. 3 is a schematic view of the measuring unit according to the present invention.
Fig. 4 is a side sectional view of the second embodiment.
Fig. 5 is a side sectional view of the mounting assembly in a third embodiment.
Fig. 6 is an exploded view of a half-section of the mounting assembly of the third embodiment.
Fig. 7 is an exploded view of the mounting assembly of the fourth embodiment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Electromagnetic flowmeters are new types of flow meters that have been rapidly developed with the development of electronics. The electromagnetic flowmeter measures the flow of a conductive fluid according to the electromotive force induced when the conductive fluid passes through an external magnetic field by applying the electromagnetic induction principle. However, electromagnetic flow meters tend to detect only the flow of a conductive substance, and since the sensor electrode surface is in constant contact with a liquid for a long time, the electrode surface is easily contaminated, requiring frequent maintenance.
Example 1
Referring to fig. 1 to 3, a first embodiment of the present invention provides an integrated instrument detection device, in which a sensing component 302 is built in and does not directly contact with a substance to be detected, so that a phenomenon that the sensing component 302 is stained in use is avoided, and maintenance cost is reduced.
Specifically, the integrated instrument detection device comprises an instrument panel unit 100, a connecting conduit 200 and a measurement unit 300, wherein connecting flanges 203 are arranged on two sides of the connecting conduit 200 and are connected with a pipeline to be measured through the connecting flanges 203, the specifications of the connecting flanges 203 can select flanges with the calibers of DN 10-250, the rated pressure of less than or equal to 1.6Mpa, or the calibers of DN 250-1000 and the rated pressure of less than or equal to 1.0Mpa according to requirements, the measurement unit 300 is arranged in an inner cavity of the connecting conduit 200 and is connected with the instrument panel unit 100, and induced potential signals detected in the connecting conduit 200 are converted into uniform standard direct current signals to be displayed through the instrument panel unit 100.
Basically, the instrument panel unit 100 includes a display dial 101 and a connection assembly 102, the display dial 101 is installed on the connection conduit 200 through the connection assembly 102, the display dial 101 is a screen-type instrument panel capable of setting parameters and displaying measurement data, the connection assembly 102 includes an extension rod 102a, one end of the extension rod 102a is connected with the display dial 101, the other end of the extension rod 102a penetrates through the connection conduit 200 to be connected with a measurement unit 300 arranged inside the connection conduit 200, in this embodiment, the extension rod 102a can be fixed on a shell of the connection conduit 200, the end of the extension rod 102a is further connected with a fixed rotating shaft 102b, and the axis of the fixed rotating shaft 102b is parallel to the axis of the connection conduit 200.
Further, the measuring unit 300 includes a rotating component 301, an inductive component 302 and a converter 303, wherein the inductive component 302 is installed inside the rotating component 301 and electrically connected to the converter 303, the converter 303 is installed at the end of the extension rod 102a, the converter 303 employs a single chip microcomputer MCU and a surface mount technology SMT, the converter 303 transmits the converted dc signal to the display dial 101 for display, the rotating component 301 is rotatably sleeved on the upper portion of the fixed rotating shaft 102b, the rotating component 301 includes a rotating shaft 301a and blades 301b, the plurality of groups of blades 301b are uniformly arranged on the outer side wall of the rotating shaft 301a and rotate by the flow of the substance in the connecting conduit 200, the rotating shaft 301a rotates along with the rotating shaft, the rotating shaft 301a is rotatably sleeved on the fixed rotating shaft 102b, the inside of the rotating shaft 301a is a hollow body, the inductive component 302 includes a installed on the inner cavity wall of the rotating shaft 301a and a coil 302b arranged at one end of the fixed, the coil 302b is arranged in the inner cavity of the rotating shaft 301a and electrically connected with the converter 303, the magnetic pole 302a is a permanent magnet or a uniform direct current or alternating current magnetic field generated by excitation of a 50HZ power frequency power supply, the rotating component 301 drives the magnetic pole 302a to rotate around the coil 302b, an induced potential is formed by the movement of cutting magnetic lines between the two, and an induced potential signal is converted into a standard direct current signal through the converter 303.
Basically, the rotating assembly 301 is made of ferromagnetic material to isolate the interference of external magnetic field, so as to avoid affecting detection, and the outer wall of the rotating assembly 301 is a complete insulating lining, and directly contacts the liquid to be detected, thereby preventing the induced potential generated in the induction assembly 302 from being short-circuited by the metal rotating assembly 301.
Example 2
Referring to fig. 4, a second embodiment of the present invention is different from the previous embodiment in that the embodiment can also perform detection by adjusting the radial position of the measuring unit 300 in the connecting conduit 200 under the condition that the substance to be measured is liquid and cannot fill the connecting conduit tube body, and the application range is wide.
Specifically, the connection assembly 102 further includes an adjustment sleeve 102c installed on the outer wall of the connection conduit 200, in this embodiment, the adjustment sleeve 102c is installed on the installation base 204 on the side wall of the connection conduit 200 through a fixing flange 102c-1, the adjustment sleeve 102c is sleeved outside the extension rod 102a, and the extension rod 102a slides in the adjustment sleeve 102c to drive the measurement unit 300 connected with the extension rod 102a to move radially in the connection conduit 200.
Furthermore, the adjusting sleeve 102c comprises an adjusting part 102c-2 and a through rod 102c-3, the adjusting part 102c-2 is rotatably arranged on the upper portion of the outer wall surface of the through rod 102c-3, meanwhile, the adjusting part 102c-2 is sleeved outside the extending rod 102a, the through rod 102c-3 is fixed with the base 204 through a fixing flange 102c-1, one end of the extending rod 102a is provided with an external thread, the other end of the extending rod 102a is a polished rod, a limiting ring 102a-1 is arranged at the joint of the two, the outer wall surface of the extending rod 102a provided with the external thread is also provided with a sliding groove 102a-2, the inner wall surface of the adjusting part 102c-2 is provided with an internal thread which is in threaded connection with the extending rod 102a, the middle of the through rod 102c-3 is provided with a hole, meanwhile, the upper portion of the inner wall of the through rod 102c-3 is provided with a sliding block 102c-4, and the outer diameter, it should be noted that the bore diameter below the slide block 102c-4 in the through rod 102c-3 is equal to the outer diameter of the stop collar 102 a-1.
The working process is as follows: when the substance to be measured is liquid and cannot fill the connecting conduit body, the adjusting part 102c-2 can be rotated, the sliding groove 102a-2 of the extension rod 102a is matched with the sliding block 102c-4 and moves up and down in the adjusting sleeve 102c to adjust the radial position of the measuring unit 300 in the connecting conduit 200, and the extension rod 102a is limited by the limiting ring 102a-1 and cannot be separated from the adjusting sleeve 102 c.
Example 3
Referring to fig. 5 and 6, a third embodiment of the present invention is different from the previous embodiment in that a base 204 connected to an adjusting sleeve 102c is rotatably disposed on an outer wall of a connecting conduit 200 through a mounting assembly 201, so that an instrument panel unit 100 and a measuring unit 300 can be detached from the connecting conduit 200 without blocking the flow in the connecting conduit 200, which is convenient to operate, does not affect the work, and facilitates the maintenance and repair of the instrument.
Further, the lower portion of the adjusting sleeve 102c is movably mounted on the outer wall of the connecting conduit 200 through a mounting assembly 201, the mounting assembly 201 includes two fixing rings 201a and a connecting ring 201b, the two fixing rings 201a are symmetrically arranged on the outer wall of the connecting conduit 200, two annular guide blocks 201a-1 are arranged on opposite surfaces of the two fixing rings 201a, two end surfaces of the connecting ring 201b are provided with guide grooves 201b-4 matched with the annular guide blocks 201a-1, the connecting ring 201b is rotatably arranged between the two fixing rings 201a through the matching of the annular guide blocks 201a-1 and the guide grooves 201b-4, and the lower portion of the base 204 is fixed on the outer wall surface of the connecting ring 201b, that is, the adjusting sleeve 102c connected with the base 204 rotates along with the rotation. And the connecting ring 201b and the connecting conduit 200 are fixed by the positioning hole 205 and the positioning bolt 206, it should be noted that the connecting ring 201b is provided with a through hole 201b-3 for the extension rod 102a to slide therein. Correspondingly, the connecting conduit 200 is provided with a measuring hole 202, and the extension rod 102a provided with the measuring unit 300 passes through the through hole 201b-3 and the measuring hole 202 and extends into the inner cavity of the connecting conduit 200 for detection.
The specific working process is as follows: when the instrument panel unit 100 and the measuring unit 300 are installed, the adjusting piece 102c-2 is rotated to enable the extension rod 102a to move upwards to the upper end face of the limiting ring 102a-1 to be in contact with the lower end face of the sliding block 102c-4, the adjusting sleeve 102c is fixed with the base 204 through the fixing flange 102c-1, the fixed measuring unit 300 is not in contact with the outer wall face of the connecting guide pipe 200, the connecting ring 201b is rotated to enable the through hole 201b-3 to be opposite to the measuring hole 202, the positioning bolt 206 is aligned with the positioning hole 205 and then fixed, and at the moment, the adjusting piece 102c-2 is rotated to adjust the radial position of the measuring unit 300 in the connecting guide pipe 200; when the instrument panel unit 100 and the measuring unit 300 are disassembled, the adjusting piece 102c-2 is rotated to enable the extension rod 102a to move upwards to the upper end face of the limiting ring 102a-1 to be in contact with the lower end face of the sliding block 102c-4, the measuring unit 300 is moved out of the connecting conduit 200, the measuring unit 300 cannot collide and wear with the connecting conduit 200 in the rotating process of the connecting ring 201b, at the moment, the positioning bolt 206 is disassembled, the connecting ring 201b is rotated to drive the instrument panel unit 100 and the measuring unit 300 to rotate together, after the through hole 201b-3 and the measuring hole 202 are staggered, the bolt connected between the fixing flange 102c-1 and the base 204 is disassembled, and the instrument panel unit 100 and the measuring unit 300 are disassembled.
Example 4
Referring to fig. 7, a fourth embodiment of the present invention is different from the previous embodiment in that the complicated bolt connection between the fixing flange 102c-1 and the base 204 is changed into a simple disassembling manner, which has a simple structure and is convenient to operate and more suitable for the use habit.
Specifically, the connecting ring 201b is divided into a detaching ring 201b-1 and a rotating ring 201b-2, two ends of the detaching ring 201b-1 and two ends of the rotating ring 201b-2 are arranged to be mutually matched in a ladder shape, a clamping block 201b-5 is arranged on a ladder surface where one end of the detaching ring 201b-1 is contacted with the rotating ring 201b-2, a clamping groove 201b-6 matched with the same is arranged on a surface where the rotating ring 201b-2 is contacted, in the embodiment, the base 204 is arranged on the outer wall surface of the detaching ring 201b-1, and the through hole 201b-3 is arranged on the detaching ring 201 b-1.
It should be noted that the annular guide blocks 201a-1 provided on the two sets of fixing rings 201a are not closed ring structures, and the area of the non-closed ring structures is larger than the area of the guide grooves 201b-4 on the detaching ring 201 b-1.
The specific working process is as follows: when the instrument panel unit 100 and the measuring unit 300 are installed, the instrument panel unit 100 and the measuring unit 300 installed with the adjusting sleeve 102c and the base 204 on the detachable ring 201b-1 are installed and fixed, after the fixing, the clamping block 201b-5 of the detachable ring 201b-1 is clamped with the clamping groove 201b-6, the detachable ring 201b-1 is pushed along the annular guide block 201a-1, the rotating ring 201b-2 is driven to rotate around the connecting guide pipe 200 together, the through hole 201b-3 on the detachable ring 201b-1 is opposite to the measuring hole 202, and the positioning bolt 206 is aligned with the positioning hole 205 and then fixed; the disassembly process is the reverse and will not be described herein.
The specific principle is as follows:
when the instrument panel unit 100 and the measuring unit 300 are installed, the adjusting piece 102c-2 is rotated to move the extension rod 102a upwards to the upper end face of the limiting ring 102a-1 to be in contact with the lower end face of the sliding block 102c-4, the instrument panel unit 100 and the measuring unit 300 installed with the adjusting sleeve 102c and the base 204 on the disassembling ring 201b-1 disassembled are installed and fixed, the connecting ring 201b is rotated to enable the through hole 201b-3 to be opposite to the measuring hole 202, the positioning bolt 206 is aligned with the positioning hole 205 and then fixed, the clamping block 201b-5 of the disassembling ring 201b-1 is clamped with the clamping groove 201b-6, the disassembling ring 201b-1 is pushed along the annular guide block 201a-1, the rotating ring 201b-2 is driven to rotate around the connecting guide pipe 200 together, and the through hole 201b-3 on the disassembling ring 201b-1 is opposite to the measuring hole 202, at this time, the guide groove 201b-4 on the detaching ring 201b-1 slides onto the annular guide block 201a-1, the detaching ring 201b-1 is controlled not to be separated from the fixing ring 201a, the positioning bolt 206 is aligned with the positioning hole 205 and then fixed, so that the connecting ring 201b is fixed on the connecting conduit 200, the adjusting part 102c-2 is rotated as required, the sliding groove 102a-2 of the extension rod 102a is matched with the sliding block 102c-4 and moves up and down in the adjusting sleeve 102c, so as to adjust the radial position of the measuring unit 300 in the connecting conduit 200, so as to obtain more accurate data, and the measuring unit 300 can be adjusted to perform measurement under the condition that the substance to be measured is liquid and cannot fill the connecting conduit body.
When the substance to be detected flows through the connecting conduit 200, the rotating component 301 rotates around the fixed rotating shaft 102b to drive the magnetic pole 302a on the inner cavity wall of the rotating shaft 301a to rotate, the magnetic pole 302a generates a uniform direct current or alternating current magnetic field, the magnetic pole 302a moves by cutting magnetic lines of force between the magnetic pole 302a and the coil 302b in the rotating process to form induced potential, the induced potential signal is converted into a standard direct current signal through the converter 303, the standard direct current signal is transmitted to the instrument panel unit 100, and the display operation is performed through the display dial 101.
When the instrument panel unit 100 and the measuring unit 300 are disassembled, the adjusting piece 102c-2 is rotated to enable the extension rod 102a to move upwards to the upper end face of the limiting ring 102a-1 to be in contact with the lower end face of the sliding block 102c-4, the measuring unit 300 is moved out of the connecting conduit 200, so that the measuring unit 300 cannot collide and wear with the connecting conduit 200 in the rotating process of the connecting ring 201b, at the moment, the positioning bolt 206 is disassembled, the connecting ring 201b is rotated to drive the instrument panel unit 100 and the measuring unit 300 to rotate together, when the through hole 201b-3 is staggered with the measuring hole 202, and the guide groove 201b-4 on the disassembling ring 201b-1 is positioned in the unsealed area of the annular guide block 201a-1, the disassembling ring 201b-1 is taken down, the disassembling work is completed, if further disassembling is needed, the bolt connected between the fixing flange 102c-1 and the base 204 is, can take off panel board unit 100 and measuring unit 300, simple structure, convenient operation, the maintenance of being convenient for overhauls.
In summary, the sensing assembly 302 is arranged in the device and does not directly contact with the substance to be detected, so that the phenomenon that the sensing assembly 302 is stained in use is avoided, and the maintenance cost is reduced; under the condition that the substance to be detected is liquid and cannot fill the pipe body of the connecting conduit, the radial position of the measuring unit 300 in the connecting conduit 200 can be adjusted, so that the detection can be carried out, and the application range is wide; the base 204 connected with the adjusting sleeve 102c is rotatably arranged on the outer wall of the connecting conduit 200 through the mounting assembly 201, so that the instrument panel unit 100 and the measuring unit 300 can be detached from the connecting conduit 200 under the condition of not blocking the circulation in the connecting conduit 200, the operation is convenient, the work is not influenced, and the maintenance and the overhaul of the instrument are convenient; the complicated bolt connection between the fixed flange 102c-1 and the base 204 is changed into a simple dismounting mode, the structure is simple, the operation is convenient, and the use habit is better met.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. An integration instrument detection device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
an instrument panel unit (100) comprising a display dial (101) and a connection assembly (102), the display dial (101) being mounted on a connection conduit (200) by the connection assembly (102);
a connection pipe (200) connected to a pipe to be measured; and the number of the first and second groups,
the measuring unit (300) is arranged in the inner cavity of the connecting guide pipe (200) and connected with the instrument panel unit (100), can convert induced potential signals detected in the connecting guide pipe (200) into uniform standard direct current signals and displays the signals through the instrument panel unit (100), the measuring unit (300) comprises a rotating assembly (301), an induction assembly (302) and a converter (303), wherein the induction assembly (302) is arranged in the rotating assembly (301) and is electrically connected with the converter (303), and the converter (303) transmits the converted direct current signals to the display dial (101) for display.
2. The integrated meter detection device of claim 1, wherein: the connecting assembly (102) comprises an extension rod (102a), one end of the extension rod (102a) is connected with the display dial (101), and the other end of the extension rod (102a) penetrates through the connecting conduit (200) to be connected with the measuring unit (300) arranged inside the connecting conduit (200).
3. The integrated meter detection device of claim 2, wherein: the converter (303) is arranged at the tail end of the extension rod (102a), the tail end of the extension rod (102a) is further connected with a fixed rotating shaft (102c), and the axis of the fixed rotating shaft (102c) is parallel to the axis of the connecting conduit (200).
4. The integrated meter detection device of claim 3, wherein: the induction component (302) comprises a magnetic pole (302a) arranged on the inner wall of the rotating component (301) and a coil (302b) arranged at one end of the fixed rotating shaft (102c), wherein the rotating component (301) is rotatably sleeved on the upper portion of the fixed rotating shaft (102c), the rotating component (301) drives the magnetic pole (302a) to rotate around the coil (302b), and the coil (302b) is electrically connected with the converter (303).
5. The integrated meter detection device of claim 2, wherein: the connecting assembly (102) further comprises an adjusting sleeve (102c) installed on the outer wall of the connecting conduit (200), the adjusting sleeve (102c) is sleeved on the outer portion of the extending rod (102a), the extending rod (102a) slides in the adjusting sleeve (102c), and the measuring unit (300) connected with the extending rod (102a) is driven to move radially in the connecting conduit (200).
6. The integrated meter detection device of claim 5, wherein: the lower part of the adjusting sleeve (102c) is movably arranged on the outer wall of the connecting conduit (200) through a mounting component (201), the mounting component (201) comprises,
two sets of fixing rings (201a) are symmetrically arranged on the outer wall of the connecting conduit (200); and the number of the first and second groups,
and the connecting ring (201b) is rotatably arranged between the two groups of fixing rings (201a), and the lower end surface of the adjusting sleeve (102c) is arranged on the upper end surface of the connecting ring (201 b).
7. The integrated meter detection device of claim 6, wherein: the connecting ring (201b) is divided into a disassembling ring (201b-1) and a rotating ring (201b-2), the disassembling ring (201b-1) and the rotating ring can be disassembled and connected, and the disassembling ring (201b-1) can be disassembled and rotatably installed between the two groups of fixing rings (201 a).
8. The integrated meter detection device of claim 7, wherein: the connecting guide pipe (200) is provided with a measuring hole (202), the disassembling ring (201b-1) is provided with a through hole (201b-3), and the extension rod (102a) provided with the measuring unit (300) penetrates through the through hole (201b-3) and the measuring hole (202) to extend into the inner cavity of the connecting guide pipe (200).
9. The integrated meter detection device of claim 8, wherein: the connecting ring (201b) covers the measuring hole (202), when the through hole (201b-3) and the central axis of the measuring hole (202) are collinear, the disassembling ring (201b-1) is fixed on the pipe wall of the connecting guide pipe (200), and when the connecting ring (201b) covers the measuring hole (202) and the central axis of the through hole (201b-3) and the measuring hole (202) are not collinear, the disassembling ring (201b-1) can be disassembled from the rotating ring (201b-2) and the fixing ring (201 a).
10. The integrated meter detection device of claim 1, wherein: the rotating component (301) is made of ferromagnetic materials, and the outer wall of the rotating component is a complete insulating lining.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010244034.0A CN111397674A (en) | 2020-03-31 | 2020-03-31 | Integrated instrument detection device |
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| CN202010244034.0A CN111397674A (en) | 2020-03-31 | 2020-03-31 | Integrated instrument detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112362117A (en) * | 2020-10-30 | 2021-02-12 | 湖南达道新能源开发有限公司 | Heating power supply equipment convenient for mounting electromagnetic flowmeter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112362117A (en) * | 2020-10-30 | 2021-02-12 | 湖南达道新能源开发有限公司 | Heating power supply equipment convenient for mounting electromagnetic flowmeter |
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