CN218330142U - Portable ultrasonic liquid level meter - Google Patents
Portable ultrasonic liquid level meter Download PDFInfo
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- CN218330142U CN218330142U CN202221834649.XU CN202221834649U CN218330142U CN 218330142 U CN218330142 U CN 218330142U CN 202221834649 U CN202221834649 U CN 202221834649U CN 218330142 U CN218330142 U CN 218330142U
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Abstract
The utility model belongs to the technical field of the level gauge, especially, relate to a portable ultrasonic wave level gauge, include: a housing; the supporting body is movably arranged in the shell, and a locking structure is arranged on the supporting body and is positioned on the outer side of the shell; the ultrasonic ceramic plate is arranged in the locking structure; the circuit board is arranged in the support body, one end of the circuit board is connected with the shell through a first spring, and the other end of the circuit board is electrically connected with the electrode end of the ultrasonic ceramic chip; and the silica gel cover is sleeved on the support body and covers the ultrasonic ceramic sheet. The ultrasonic liquid level meter has the advantages of simple structure, small size, portability, no need of smearing couplant during measurement, and convenience in use.
Description
Technical Field
The application relates to the technical field of liquid level meters, in particular to a portable ultrasonic liquid level meter.
Background
The ultrasonic level gauge is a digital level gauge controlled by a microprocessor. The speed of the ultrasonic wave is much smaller than the speed of light, the propagation time is easy to detect, directional emission is easy, the directivity is good, the strength is good to control, the problems of winding, leakage, medium contact, expensive maintenance and the like caused by measurement modes such as a pressure transmitter, a capacitance type, a floater type and the like are solved, the ultrasonic wave height measuring device has obvious advantages and wide development prospect, and can be widely used for measuring the heights of various liquid and solid materials.
Ultrasonic level gauges typically include an ultrasonic probe. The existing ultrasonic probe has a complex structure, large volume, inconvenient operation and no portability.
Therefore, it is urgently needed to provide an ultrasonic liquid level meter which is small in size, simple in probe structure and portable.
It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present disclosure, and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
SUMMERY OF THE UTILITY MODEL
In view of at least one of above technical problem, the utility model provides a portable ultrasonic wave level gauge has solved present ultrasonic probe structure complicacy to bulky, the operation is got up inconveniently, is inconvenient to carry the problem.
An embodiment of a first aspect of the present application provides a portable ultrasonic level gauge comprising:
a housing;
the supporting body is movably arranged in the shell, and a locking structure is arranged on the supporting body and is positioned on the outer side of the shell;
the ultrasonic ceramic plate is arranged in the locking structure;
the circuit board is arranged in the support body, one end of the circuit board is connected with the shell through a first spring, and the other end of the circuit board is electrically connected with the electrode end of the ultrasonic ceramic chip;
and the silica gel cover is sleeved on the support body and covers the ultrasonic ceramic sheet.
The embodiment of the application has the following technical effects: the ultrasonic liquid level meter has the advantages of simple structure, small size, portability, no need of smearing couplant during measurement, and convenience in use.
In one implementation, the locking structure includes a surrounding bone and a buckling position arranged on the support body, the surrounding bone and the buckling position are respectively provided with two or more than two parts, the surrounding bone and the buckling position jointly surround a circular accommodating space for accommodating the ultrasonic ceramic chip, the inner wall of the surrounding bone and the inner wall of the buckling position are respectively abutted to the outer edge of the ultrasonic ceramic chip, the buckling position is an elastic material component, and the end part of the buckling position is horizontally bent to be buckled with the ultrasonic ceramic chip and is used for buckling with the ultrasonic ceramic chip to prevent the ultrasonic ceramic chip from being separated.
In one implementation, one of the clasps is arranged between two adjacent surrounding bones.
In one implementation manner, the supporting body includes a cylindrical seat, a first extending piece and a second extending piece, the cylindrical seat has an accommodating cavity, a positioning structure is disposed on an inner wall of the cylindrical seat for positioning the circuit board, the first extending piece and the second extending piece are disposed opposite to each other and connected to the cylindrical seat together, and the positioning structure is located between the first extending piece and the second extending piece;
the locking structure is arranged on the cylinder seat.
In one implementation manner, the positioning structure comprises positioning ribs arranged on the inner wall of the cylinder seat in pairs, the end portions of the positioning ribs extend out of the cylinder seat, the positioning ribs are located between the first extending pieces and the second extending pieces, positioning grooves are formed in the positioning ribs and used for containing the circuit board, and arc-shaped protrusions are arranged at the opening ends of the positioning grooves.
In one implementation mode, a supporting column is arranged at the bottom of the cylindrical seat, a through hole communicated with the locking structure is formed in the supporting column, and the circuit board is electrically connected with the ultrasonic ceramic plate through a second spring.
In one implementation mode, the outer edge of the cylinder seat is provided with a limiting block in a surrounding manner, and the limiting block is matched with the opening end of the shell so as to limit the moving process of the support body.
In one implementation mode, the outer edge of the cylindrical seat is provided with an arc-shaped fixture block in a surrounding mode, and the inner wall of the silica gel cover is provided with a clamping groove matched with the arc-shaped fixture block.
The present invention will be further explained with reference to the drawings and the embodiments.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of an ultrasonic level gauge;
FIG. 2 is a schematic view of an exploded structure of an ultrasonic level gauge;
FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1;
FIG. 4 is a first structural schematic view of the support body;
FIG. 5 is a second schematic view of the support body;
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.
In the description of the present application, it is to be understood that the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the embodiments of the present application, unless otherwise specifically stated or limited, the terms "mounted," "connected," and "fixed" 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 intervening media, or may be connected through the use of two elements or the interaction of two elements. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
As shown in fig. 1 to 5, an embodiment of the first aspect of the present application provides a portable ultrasonic liquid level meter, which includes a housing 100, a supporting body 200, an ultrasonic ceramic sheet 300, a circuit board 400, and a silicone cover 500.
A housing 100;
the supporting body 200 is movably arranged in the shell 100, a locking structure 210 is arranged on the supporting body 200, and the locking structure 210 is positioned outside the shell 100;
the ultrasonic ceramic plate 300 is arranged in the locking structure 210;
a circuit board 400 disposed in the supporting body 200, wherein one end of the circuit board 400 is connected to the housing 100 through a first spring 410, and the other end of the circuit board 400 is electrically connected to an electrode terminal of the ultrasonic ceramic sheet 300;
and a silicone cover 500 sleeved on the support 200 and covering the ultrasonic ceramic sheet 300.
Illustratively, the housing 100 is in the shape of a long cylinder, and a portable insert is provided at the top of the housing 100, which facilitates the staff to insert the ultrasonic level meter into a pocket of trousers, a pocket of jacket, or a bag of a tool bag, so that the ultrasonic level meter is convenient to store and take, is not easy to lose, and is simple and quick to use.
A conduction spring 420 is disposed at the top of the housing 100 and is used for contacting with one end of the circuit board 400, so as to conduct the ultrasonic wave transmitting circuit, the ultrasonic wave receiving circuit and the microprocessor in the circuit board 400, and further to start the operation of the ultrasonic liquid level meter.
The supporting body 200 is mainly used for receiving the circuit board 400. In addition, the support body 200 can be movable relative to the housing 100 to control the ultrasonic level gauge to start operating. Specifically, when the support body 200 is in the original state, the circuit board 400 is not in contact with the conduction spring 420, and further, the circuit in the circuit board 400 is not conducted, and the ultrasonic level meter does not start to work; when the worker contacts the silicone cover 500 with the object to be measured and pushes the housing 100, the support body 200 and the housing 100 move relatively, so that the circuit board 400 contacts the conduction spring 420, the circuit in the circuit board 400 is conducted, and the ultrasonic level gauge starts to work.
The ultrasonic ceramic piece 300 is mainly used as a transducer of the ultrasonic liquid level meter and is fixed on the support body 200 through the locking structure 210, the structure between the ultrasonic ceramic piece 300 and the locking structure 210 is simple, and the ultrasonic ceramic piece 300 and the locking structure 210 are detachably connected, so that the assembly and installation are convenient.
The circuit board 400 is fixed to the support 200, and thus moves along with the support 200. A first spring 410 is disposed between the circuit board 400 and the housing 100, and is mainly used to restore the support 200. When the support body 200 is pressed into the housing 100, the first spring 410 is compressed, and the ultrasonic level gauge is in a measuring state; when the measurement is finished, the ultrasonic liquid level meter is separated from the object to be measured, and the support body 200 is returned to the original position under the action of the first spring 410.
The silicone cap 500 is a coupling multiplexing silicone cap 500. When in measurement, the silica gel cover 500 is only required to be close to an object to be measured, the couplant does not need to be smeared, and the method is simple and convenient.
The ultrasonic liquid level meter has the advantages of simple structure, small size, portability, no need of smearing couplant during measurement, and convenience in use.
As shown in fig. 1 to 5, the locking structure 210 includes a surrounding rib 211 and a fastening portion 212, which are disposed on the supporting body 200, the surrounding rib 211 and the fastening portion 212 respectively have two or more, the surrounding rib 211 and the fastening portion 212 together surround to form a circular accommodating space 213 for accommodating the ultrasonic ceramic plate 300, an inner wall of the surrounding rib 211 and an inner wall of the fastening portion 212 respectively abut against an outer edge of the ultrasonic ceramic plate 300, the fastening portion 212 is an elastic member, and an end of the fastening portion 212 is horizontally bent toward the ultrasonic ceramic plate 300 for fastening with the ultrasonic ceramic plate to prevent the ultrasonic ceramic plate from coming off.
Illustratively, the specific number of the circumferential ribs 211 is four, and the specific number of the buckling positions 212 is four.
When the ultrasonic ceramic chip 300 is accommodated in the circular accommodating space 213, the surrounding ribs 211 and the buckling positions 212 can limit the ultrasonic ceramic chip 300, so that the ultrasonic ceramic chip 300 cannot be separated from the locking structure 210, thereby improving the connection stability between the ultrasonic ceramic chip 300 and the supporting body 200 and ensuring the stability and reliability of the probe end of the ultrasonic liquid level meter.
As shown in fig. 1 to 5, one of the fastening positions 212 is disposed between two adjacent surrounding bones 211.
As shown in fig. 1 to 5, the supporting body 200 includes a cylindrical seat 220, a first extending piece 230 and a second extending piece 240, the cylindrical seat 220 has a receiving cavity 221, a positioning structure 250 is disposed on an inner wall of the cylindrical seat 220 for positioning the circuit board 400, the first extending piece 230 and the second extending piece 240 are disposed opposite to each other and connected to the cylindrical seat 220 together, and the positioning structure 250 is located between the first extending piece 230 and the second extending piece 240;
the locking structure 210 is disposed on the cylindrical seat 220.
Illustratively, the positioning structure 250 is disposed on the inner wall of the cylindrical seat 220, so as to position the circuit board 400, so that the circuit board 400 cannot shake or fall off the cylindrical seat 220 under the limitation of the positioning structure 250, and the stability of the circuit board 400 in the cylindrical seat 220 is maintained.
As shown in fig. 1 to fig. 5, the positioning structure 250 includes positioning ribs 251 disposed on the inner wall of the cylindrical seat 220 in pairs, ends of the positioning ribs 251 extend out of the cylindrical seat 220, the positioning ribs 251 are located between the first extending piece 230 and the second extending piece 240, positioning grooves 252 are formed on the positioning ribs 251 for accommodating the circuit board 400, and an opening end of each positioning groove 252 is provided with an arc-shaped protrusion 253.
Illustratively, the opening end of the positioning groove 252 is provided with an arc-shaped protrusion 253, which is used for enhancing the clamping force of the positioning rib 251 on the side edge of the circuit board 400, so that the circuit board 400 can be stabilized in the positioning rib 251.
As shown in fig. 1 to 5, a supporting column 222 is disposed at the bottom of the cylindrical seat 220, a through hole 223 communicating with the locking structure 210 is formed in the supporting column 222, and the circuit board 400 is electrically connected to the ultrasonic ceramic plate 300 through a second spring 224.
As shown in fig. 1 to 5, a stop block 225 is disposed around the outer edge of the cylindrical seat 220, and the stop block 225 is engaged with the open end of the housing 100 to limit the moving process of the support 200.
As shown in fig. 1 to 5, an arc-shaped latch 226 is disposed around the outer edge of the cylindrical seat 220, and a locking groove 510 engaged with the arc-shaped latch 226 is disposed on the inner wall of the silicone cover 500.
The foregoing is illustrative of the preferred embodiments of the present application and is not to be construed as limiting the present application in any way. Those skilled in the art can now make numerous possible variations and modifications to the disclosed embodiments, or modify equivalent embodiments, using the methods and techniques disclosed above, without departing from the scope of the claimed embodiments. Therefore, all equivalent changes made according to the shape, structure and principle of the present application without departing from the content of the technical scheme of the present application should be covered in the protection scope of the present application.
Claims (8)
1. A portable ultrasonic level gauge, comprising:
a housing;
the supporting body is movably arranged in the shell, and a locking structure is arranged on the supporting body and is positioned on the outer side of the shell;
the ultrasonic ceramic plate is arranged in the locking structure;
the circuit board is arranged in the support body, one end of the circuit board is connected with the shell through a first spring, and the other end of the circuit board is electrically connected with the electrode end of the ultrasonic ceramic chip;
and the silica gel cover is sleeved on the support body and covers the ultrasonic ceramic sheet.
2. The portable ultrasonic liquid level meter according to claim 1, wherein the locking structure comprises two or more surrounding ribs and fastening positions arranged on the supporting body, the surrounding ribs and the fastening positions respectively have two or more, the surrounding ribs and the fastening positions jointly surround to form a circular accommodating space for accommodating the ultrasonic ceramic plate, the inner wall of the surrounding ribs and the inner wall of the fastening positions are respectively abutted against the outer edge of the ultrasonic ceramic plate, the fastening positions are elastic members, and the end portions of the fastening positions are horizontally bent towards the ultrasonic ceramic plate for preventing the ultrasonic ceramic plate from being pulled out.
3. The portable ultrasonic level gauge of claim 2, wherein one said snap is located between two adjacent said surrounds.
4. The portable ultrasonic liquid level gauge according to claim 1, wherein the supporting body comprises a cylindrical seat, a first extending piece and a second extending piece, the cylindrical seat has a receiving cavity, a positioning structure is disposed on an inner wall of the cylindrical seat for positioning the circuit board, the first extending piece and the second extending piece are disposed opposite to each other and are connected to the cylindrical seat together, and the positioning structure is located between the first extending piece and the second extending piece;
the locking structure is arranged on the cylinder seat.
5. The portable ultrasonic liquid level meter according to claim 4, wherein the positioning structure comprises positioning ribs arranged on the inner wall of the cylinder base in pairs, the end portions of the positioning ribs extend out of the cylinder base, the positioning ribs are located between the first extending piece and the second extending piece, positioning grooves are formed in the positioning ribs and used for accommodating the circuit board, and arc-shaped protrusions are arranged at the opening ends of the positioning grooves.
6. The portable ultrasonic liquid level meter according to claim 4, wherein a support post is disposed at the bottom of the cylindrical seat, a through hole communicated with the locking structure is disposed on the support post, and the circuit board is electrically connected to the ultrasonic ceramic plate through a second spring.
7. The portable ultrasonic liquid level meter according to claim 4, wherein a limiting block is arranged around the outer edge of the cylinder seat, and the limiting block is matched with the opening end of the shell so as to limit the moving process of the supporting body.
8. The portable ultrasonic liquid level meter according to claim 4, wherein an arc-shaped fixture block is arranged around the outer edge of the cylindrical seat, and a clamping groove matched with the arc-shaped fixture block is formed in the inner wall of the silica gel cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221834649.XU CN218330142U (en) | 2022-07-15 | 2022-07-15 | Portable ultrasonic liquid level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221834649.XU CN218330142U (en) | 2022-07-15 | 2022-07-15 | Portable ultrasonic liquid level meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218330142U true CN218330142U (en) | 2023-01-17 |
Family
ID=84871248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221834649.XU Active CN218330142U (en) | 2022-07-15 | 2022-07-15 | Portable ultrasonic liquid level meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218330142U (en) |
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2022
- 2022-07-15 CN CN202221834649.XU patent/CN218330142U/en active Active
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