CN108548580B - Large-caliber multi-channel ultrasonic sensor structure - Google Patents
Large-caliber multi-channel ultrasonic sensor structure Download PDFInfo
- Publication number
- CN108548580B CN108548580B CN201810332289.5A CN201810332289A CN108548580B CN 108548580 B CN108548580 B CN 108548580B CN 201810332289 A CN201810332289 A CN 201810332289A CN 108548580 B CN108548580 B CN 108548580B
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- mounting seat
- transducer
- protection plate
- assembly structure
- plate
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- 238000003825 pressing Methods 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 239000003292 glue Substances 0.000 claims description 20
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012536 packaging technology Methods 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005493 welding type Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a large-caliber multi-channel ultrasonic sensor structure, which comprises: the gauge outfit mounting seat is fixed on the measuring pipe section and is provided with a first assembly structure; the upper end of the protection plate is provided with a second assembly structure, the lower end of the protection plate is provided with an extending connecting part, and the protection plate is provided with a wiring groove; the second assembly structure at the upper end of the protection plate is connected with the first assembly structure of the gauge outfit mounting seat in an assembly way, and the extending connecting part at the lower end of the protection plate extends into the transducer mounting seat and is fixedly connected with the transducer mounting seat; the transducer is fixedly arranged in the transducer mounting seat through the transducer pressing plate, and the wiring of the transducer is connected into the gauge outfit mounting seat through the wiring groove on the protection plate; the sealing cover is assembled and connected to the transducer mounting seat. The gauge outfit mount pad and the transducer mount pad are fixedly connected through setting up specific structure guard plate, and simple structure is ingenious, has saved high-cost welding process, avoids using lead seal, welded wiring pipeline and connecting rod, has reduced ultrasonic sensor structure's packaging technology and manufacturing cost.
Description
Technical Field
The invention belongs to the field of acoustic sensors, and particularly relates to a large-caliber multi-channel ultrasonic sensor structure.
Background
The existing ultrasonic sensor is shown in fig. 1 and 2, and consists of a gauge outfit 100, a connecting rod 200, a side screw 300, a wiring pipeline 400, a transducer pressing plate 500, a rectifying plate 600, a measuring tube section 700, a transducer mounting seat 800 and a transducer, wherein the wiring pipeline 400, the rectifying plate 600, the transducer mounting seat 800 and the gauge outfit mounting seat 900 are welded to the measuring tube section 700, the transducer (not shown in the drawing) is arranged in the transducer mounting seat 800, the wiring of the transducer passes through the wiring pipeline 400 to the gauge outfit 100, the transducer pressing plate 500 fixes the transducer into the transducer mounting seat 800, the transducer pressing plate 500 is fixed by screws, and the transducer pressing plate 500 is connected with the transducer mounting seat 800 by lead sealing to avoid disassembly; the gauge outfit 100 is secured to the gauge outfit mount 900 via the connecting rod 200 and the connecting rod 200 is secured via the side screws 300. The ultrasonic sensor of this structure has at least the following problems: (1) The transducer is arranged in the accommodating space of the transducer mounting seat, the anti-disassembly requirement in the metering field is met by lead sealing, lead sealing is not easy to assemble, and the assembly and material cost is increased; (2) The wiring of the transducer passes through the wiring pipeline to the gauge outfit, and the bending pipeline increases the assembly difficulty; (3) The connecting rod is connected whole gauge outfit to gauge outfit mount pad through the side screw, because only with one side screw fixation, because of vibrations screw easily becomes flexible, makes the gauge outfit have the risk of dropping.
Disclosure of Invention
Based on the problems of the existing ultrasonic sensor, the invention provides a large-caliber multi-channel ultrasonic sensor structure, which can solve the problems of high assembly and material cost, high assembly difficulty and easy falling risk of the gauge outfit of the existing ultrasonic sensor.
The technical scheme adopted by the invention is as follows:
the invention provides a large-caliber multi-channel ultrasonic sensor structure, which comprises: the meter comprises a meter head, a meter head mounting seat, a measuring tube section, a transducer mounting seat, a sealing cover, a protection plate, a rectifier pressing plate, a rectification plate, a transducer pressing plate and a transducer; wherein,
the gauge outfit is arranged on the gauge outfit mounting seat;
the gauge outfit mounting seat is fixedly arranged on the measuring pipe section, and a first assembly structure is arranged on the gauge outfit mounting seat;
the transducer is arranged in the measuring tube section;
the protection plate is a plate-type structural body in a bent shape, a second assembly structure matched with the first assembly structure of the gauge outfit mounting seat in shape is arranged at the upper end of the protection plate, an extending connecting part is arranged at the lower end of the protection plate, and a wiring groove is formed in the protection plate;
the second assembly structure at the upper end of the protection plate is assembled and connected with the first assembly structure of the gauge outfit mounting seat, and the extending connecting part at the lower end of the protection plate extends into the transducer mounting seat and is fixedly connected with the transducer mounting seat;
the transducer is fixedly arranged in the transducer mounting seat through the transducer pressing plate, and the wiring of the transducer is connected into the gauge outfit mounting seat through the wiring groove on the protection plate;
the rectifying plate is arranged in the measuring pipe section through the rectifier pressing plate;
the energy converter mounting seat is provided with a fourth assembly structure, the sealing cover is provided with a third assembly structure matched with the fourth assembly structure in shape, and the sealing cover is assembled and connected with the energy converter mounting seat through the third assembly structure and the fourth assembly structure on the energy converter mounting seat.
The invention has the advantages that the upper end is provided with the second assembly structure, and the lower end is provided with the protection plate with the bent plate-shaped structure extending out of the connecting part, so that the protection plate can be conveniently connected between the gauge outfit mounting seat and the transducer mounting seat in an assembly connection and fixed connection mode, the connection between the gauge outfit mounting seat and the transducer mounting seat is realized only in an assembly and connection mode, a high-cost welding process is omitted, lead sealing is avoided, and meanwhile, components such as a welding type wiring pipeline, a connecting rod and the like are omitted.
Drawings
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the several views of the drawings. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 is a schematic diagram of a prior art ultrasonic sensor;
FIG. 2 is another angular schematic view of an ultrasonic sensor of the prior art;
FIG. 3 is a schematic illustration of the structure of the large caliber multi-channel ultrasonic sensor of the present invention;
FIG. 4 is another angular schematic view of the structure of the large caliber multi-channel ultrasonic sensor of the present invention;
FIG. 5 is a schematic top view of the structure of the large caliber multi-channel ultrasonic sensor of the present invention;
FIG. 6 is a schematic view of a guard plate of the large caliber multi-channel ultrasonic sensor structure of the present invention;
FIG. 7 is a schematic top view of a shield plate of the large caliber multi-channel ultrasonic sensor structure of the present invention;
FIG. 8 is a schematic representation of a transducer of the large caliber multi-channel ultrasonic sensor structure of the present invention;
FIG. 9 is a schematic view of a seal cap of the large caliber multi-channel ultrasonic sensor structure of the present invention;
in fig. 1 and 2: 100-gauge head; 200-connecting rods; 300-side screw; 400-wiring pipelines; 500-pressing plates; 600-rectifying plate; 700-measuring a pipe segment; 800-transducer mount; 900-gauge outfit mount;
in fig. 3 to 9: 1-a header; 2-gauge outfit mounting seats; 3-measuring a pipe section; 4-a transducer mount; 5-sealing cover; 6-protecting plates; 7-a rectifying plate pressing plate; 8-rectifying plates; 9-an inverted cone hole inner groove of the transducer mounting seat; 10-dovetail protrusions of the protection plate; 11-an extended connection of the protection plate; 12-dovetail groove of gauge outfit mount; 13, a glue filling port; 14-wiring grooves.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
As shown in fig. 3 to 5 and 8, an embodiment of the present invention provides a large-caliber multi-channel ultrasonic sensor structure, including: the meter comprises a meter head 1, a meter head mounting seat 2, a measuring tube section 3, a transducer mounting seat 4, a sealing cover 5, a protection plate 6, a rectifying plate pressing plate 7, a rectifying plate 8, a transducer pressing plate and a transducer; wherein,
the gauge outfit is arranged on the gauge outfit mounting seat;
the gauge outfit mounting seat 2 is fixedly arranged on the measuring pipe section 3, and a first assembly structure is arranged on the gauge outfit mounting seat 2;
as shown in fig. 6 and 7, the protection plate 6 is a plate-type structure with a bent shape, a second assembly structure with a shape matching with the first assembly structure of the gauge outfit mounting seat 2 is arranged at the upper end of the protection plate 6, an extending connecting part 11 is arranged at the lower end of the protection plate 6, and a wiring groove 14 is arranged on the protection plate 6;
the second assembly structure at the upper end of the protection plate 6 is assembled and connected with the first assembly structure of the gauge outfit mounting seat 2, and the extension connecting part 11 at the lower end of the protection plate 6 extends into the transducer mounting seat 4 and is fixedly connected with the transducer mounting seat 4;
the transducer is fixedly arranged in the transducer mounting seat 4 through the transducer pressing plate (neither the transducer nor the transducer pressing plate is shown in the figure), and the wiring of the transducer is connected into the gauge outfit mounting seat 2 through the wiring groove 14 on the protection plate 6 and is electrically connected with the gauge outfit;
the rectifying plate 8 is arranged in the measuring pipe section through the rectifier pressing plate 7;
as shown in fig. 9, a fourth assembling structure is disposed on the transducer mounting seat 4, a third assembling structure matched with the fourth assembling structure in shape is disposed on the sealing cover 5, and the sealing cover 5 is assembled and connected to the transducer mounting seat 4 through the third assembling structure and the fourth assembling structure on the transducer mounting seat 4.
Those skilled in the art will appreciate that the first and second assembling structures may also be similar to other structures, such as a protrusion with a T-shaped cross section and a groove with a T-shaped cross section, so long as the assembling and fixing of the two structures are satisfied.
In the above-mentioned ultrasonic sensor structure, the guard plate 6 is a plate-type structural body of bending shape of L-shaped curved surface structure, the first assembly structure that the upper end of the guard plate 6 sets up is the dovetail lobe 10;
the wiring groove 14 is arranged on the side surface of the L-shaped curved surface structure between the extending connecting part 11 and the dovetail bulge 10.
In the above-mentioned ultrasonic sensor structure, the extension connection portion 11 is connected to the bottom of the transverse plate body of the protection plate 6.
In the above-mentioned ultrasonic sensor structure, the extension connecting portion 11 of guard plate 6 lower extreme stretches into in the transducer mount pad 4 with this transducer mount pad 4 fixed connection be:
the extending connecting part 11 is connected with the transducer mounting seat 4 through a screw;
or,
the extending connecting part 11 is bonded with the transducer mounting seat 4 through glue filled in the transducer mounting seat 4;
the transducer pressing plate is connected with the transducer mounting seat 4 through a screw.
In the above-mentioned ultrasonic sensor structure, when the extended connection portion 11 is connected to the transducer mount 4 by a screw, it is connected to the transducer press plate by one or more screws in common with the transducer mount 4.
In the above-mentioned ultrasonic sensor structure, transducer mount pad 4 is equipped with the encapsulating hole 13 rather than inside intercommunication, and this encapsulating hole 13 size is greater than the extension connecting portion 11 size of guard plate 6 lower extreme, extension connecting portion 11 of guard plate 6 lower extreme stretches into in this transducer mount pad 4 through this encapsulating hole 13, and this encapsulating hole 13 plays the triple effect of encapsulating, walking line and extension connecting portion 11 and inserts in the transducer mount pad 4.
In the above-mentioned ultrasonic sensor structure, the glue filled in the transducer mount pad 4 is waterproof hard glue or waterproof epoxy resin glue.
In the above-mentioned ultrasonic sensor structure, the fourth assembly structure that is equipped with on the transducer mount pad 4 is:
the energy converter mounting seat 4 is provided with an inverted conical hole, a groove 9 is arranged in the inverted conical hole, and the inverted conical hole and the groove 9 in the inverted conical hole are of a fourth assembly structure;
the sealing cover 5 is provided with a third assembly structure matched with the fourth assembly structure in shape, and the third assembly structure is as follows: the sealing cover 5 is a conical structure, a bulge is arranged at the edge of the conical structure, the conical structure and the bulge on the conical structure are of a third assembly structure, and the conical structure and the bulge on the conical structure are matched with the shape of an inverted conical hole arranged on the transducer mounting seat 4 and the shape of a groove 9 in the inverted conical hole.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 3 to 9, the present invention is a large-caliber multi-channel ultrasonic sensor structure comprising: the meter comprises a meter head 1, a meter head mounting seat 2, a measuring tube section 3, a transducer mounting seat 4, a sealing cover 5, a protection plate 6, a rectifying plate pressing plate 7, a rectifying plate 8, a transducer pressing plate and a transducer; wherein,
the lower extreme of guard plate 6 is equipped with one and stretches out connecting portion 11, the upper end is equipped with a forked tail protruding 10, form a horizontally-arranged L type curved surface structure between guard plate 6 both ends, this L type curved surface structure one side is equipped with walks line recess 14, the line of walking of transducer is walked in line recess 14 to gauge outfit mount pad 2, be connected with the gauge outfit, stretch out connecting portion 11 stretch into inside transducer mount pad 4, this stretch out connecting portion 11 can share a screw with transducer clamp plate, with transducer mount pad 4 fixed connection, also can make stretch out connecting portion 11 stretch into glue after gluing inside transducer mount pad 4 and fix through glue, guard plate 6 is irremovable after the glue is fixed, be equipped with a forked tail recess 12 on the gauge outfit mount pad 2, this forked tail recess 12 cooperates with the forked tail protruding 10 of guard plate 6 other end, stretch out connecting portion 11 on the guard plate 6 is fixed to gauge outfit mount pad through cooperation structure with forked tail protruding 10 with guard plate 6, reach the purpose of preventing dismantling. The protection plate 6 structure can prevent the exposed outside of the wiring and meet the requirement of the measurement standard.
The sealing cover 5 is of a conical structure, a bulge is arranged on the edge of the conical structure, the transducer mounting seat 4 is provided with an inverted conical hole, a groove 9 is formed in the inverted conical hole, the sealing cover 5 is matched with the groove 9 in the inverted conical hole of the transducer mounting seat 4, and the bulge of the sealing cover 5 is matched with the groove 9 on the inner edge of the inverted conical hole to fix the sealing cover 5 into the transducer mounting seat 4.
After the transducer is mounted in the transducer mounting seat 4, the transducer is fixed by using the transducer pressing plate, the sealing cover 5 is mounted in the reverse taper hole in a matched manner, glue is filled through the glue filling opening 13, the extending connecting part 11 of the protection plate 6 is inserted into the transducer mounting seat 4 through the glue filling opening 13, waterproof hard glue or waterproof epoxy resin glue can be adopted for the glue, and the product is prevented from being soaked in water for a long time to damage the performance of an electronic device.
The large-caliber multi-channel ultrasonic sensor structure is a multi-channel ultrasonic sensor structure, and the gauge head mounting seat and the transducer mounting seat are fixedly connected by arranging the protection plate with a specific structure, so that the structure is simple and ingenious, a high-cost welding process is omitted, lead sealing, a welding type wiring pipeline and a connecting rod are avoided, the assembly process and the manufacturing cost of the ultrasonic sensor structure are reduced, and the metering ratio of an ultrasonic pipe section structure is improved.
The above preferred embodiments of the present invention are not limited to these embodiments, and variations and substitutions, which can be easily understood by those skilled in the art within the scope of the present invention, are included in the scope of the present invention. Therefore, the protection scope of the invention should be subject to the protection scope of the claims.
Claims (8)
1. A large caliber multi-channel ultrasonic sensor structure, comprising: the meter comprises a meter head (1), a meter head mounting seat (2), a measuring tube section (3), a transducer mounting seat (4), a sealing cover (5), a protection plate (6), a rectifying plate pressing plate (7), a rectifying plate (8), a transducer pressing plate and a transducer; wherein,
the gauge outfit (1) is arranged on the gauge outfit mounting seat (2);
the gauge outfit mounting seat (2) is fixedly arranged on the measuring pipe section (3), and a first assembly structure is arranged on the gauge outfit mounting seat (2);
the transducer is arranged in the measuring tube section (3);
the protection plate (6) is a plate-type structural body in a bent shape, a second assembly structure matched with the first assembly structure of the gauge outfit mounting seat (2) in shape is arranged at the upper end of the protection plate (6), an extending connecting part (11) is arranged at the lower end of the protection plate (6), and a wiring groove (14) is formed in the protection plate (6);
the second assembly structure at the upper end of the protection plate (6) is assembled and connected with the first assembly structure of the gauge outfit mounting seat (2), and the extension connecting part (11) at the lower end of the protection plate (6) extends into the transducer mounting seat (4) and is fixedly connected with the transducer mounting seat (4);
the transducer is fixedly arranged in the transducer mounting seat (4) through the transducer pressing plate, and the wiring of the transducer is connected into the gauge outfit mounting seat (2) through the wiring on the protection plate (6);
the rectifying plate (8) is fixedly arranged in the measuring pipe section (3) through the rectifying plate pressing plate (7);
the energy converter mounting seat (4) is provided with a fourth assembly structure, the sealing cover (5) is provided with a third assembly structure matched with the fourth assembly structure in shape, and the sealing cover (5) is assembled and connected with the energy converter mounting seat (4) through the third assembly structure and the fourth assembly structure on the energy converter mounting seat (4).
2. The large-caliber multi-channel ultrasonic sensor structure according to claim 1, wherein the protection plate (6) is a bent plate-type structural body with an L-shaped curved surface structure, and a first assembly structure arranged at the upper end of the protection plate (6) is a dovetail protrusion (10);
the wiring groove (14) is arranged on the side face of the L-shaped curved surface structure between the extending connecting part (11) and the dovetail bulge (10).
3. A large caliber multi-channel ultrasonic sensor structure according to claim 2, characterized in that the protruding connection part (11) is connected to the bottom of the transverse plate body of the protection plate (6).
4. A large-caliber multi-channel ultrasonic sensor structure according to any one of claims 1 to 3, wherein the extending connection part (11) at the lower end of the protection plate (6) extends into the transducer mounting seat (4) and is fixedly connected with the transducer mounting seat (4) to form:
the extending connecting part (11) is connected with the transducer mounting seat (4) through a screw;
or,
the extending connecting part (11) is bonded with the transducer mounting seat (4) through glue filled in the transducer mounting seat (4);
the transducer pressing plate is connected with the transducer mounting seat (4) through screws.
5. The large-caliber multi-channel ultrasonic sensor structure according to claim 4, wherein the transducer mounting seat (4) is provided with a glue filling hole (13) communicated with the interior of the transducer mounting seat; the extending connecting part (11) at the lower end of the protection plate (6) extends into the transducer mounting seat (4) through the glue filling hole (13).
6. The structure of a large-caliber multi-channel ultrasonic sensor according to claim 4, wherein the protruding connecting portion (11) and the transducer mounting base (4) share one or more screws when connected by the screws, and the transducer pressing plate is connected with the transducer mounting base (4).
7. The structure of a large-caliber multi-channel ultrasonic sensor according to claim 4, wherein the glue filled in the transducer mounting seat (4) is waterproof hard glue or waterproof epoxy resin glue.
8. A large caliber multi-channel ultrasonic sensor structure according to any one of claims 1 to 3, characterized in that the fourth assembly structure provided on the transducer mount (4) is:
the energy converter mounting seat (4) is provided with an inverted conical hole, a groove (9) is arranged in the inverted conical hole, and the inverted conical hole and the groove (9) in the inverted conical hole are of a fourth assembly structure;
the sealing cover (5) is provided with a third assembly structure matched with the fourth assembly structure in shape, and the third assembly structure is as follows: the sealing cover (5) is of a conical structure, a bulge is arranged on the edge of the conical structure, the conical structure and the bulge on the conical structure are of a third assembly structure, and the conical structure and the bulge on the conical structure are matched with an inverted conical hole arranged on the transducer mounting seat (4) and a groove in the inverted conical hole in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810332289.5A CN108548580B (en) | 2018-04-13 | 2018-04-13 | Large-caliber multi-channel ultrasonic sensor structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810332289.5A CN108548580B (en) | 2018-04-13 | 2018-04-13 | Large-caliber multi-channel ultrasonic sensor structure |
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| Publication Number | Publication Date |
|---|---|
| CN108548580A CN108548580A (en) | 2018-09-18 |
| CN108548580B true CN108548580B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810332289.5A Active CN108548580B (en) | 2018-04-13 | 2018-04-13 | Large-caliber multi-channel ultrasonic sensor structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319895B (en) * | 2019-07-23 | 2024-10-01 | 瑞纳智能设备股份有限公司 | Gauge outfit connecting device |
| FR3111695B1 (en) * | 2020-06-19 | 2023-02-10 | Integra Metering Sas | FLOWMETER AND ITS ASSEMBLY PROCESS |
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| CN108548580A (en) | 2018-09-18 |
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