CN112504394A - Ultrasonic liquid level meter - Google Patents

Ultrasonic liquid level meter Download PDF

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Publication number
CN112504394A
CN112504394A CN202011308985.6A CN202011308985A CN112504394A CN 112504394 A CN112504394 A CN 112504394A CN 202011308985 A CN202011308985 A CN 202011308985A CN 112504394 A CN112504394 A CN 112504394A
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CN
China
Prior art keywords
block
groups
fixedly connected
fixed
blocks
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011308985.6A
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Chinese (zh)
Inventor
李军荣
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Shaanxi Nuoying Automation Instrument Co Ltd
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Shaanxi Nuoying Automation Instrument Co Ltd
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Priority to CN202011308985.6A priority Critical patent/CN112504394A/en
Publication of CN112504394A publication Critical patent/CN112504394A/en
Withdrawn legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves

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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Abstract

The invention discloses an ultrasonic liquid level meter, which comprises a controller shell, wherein a probe is fixedly connected at the bottom end of the controller shell, a damping layer is arranged on the inner side of the controller shell, a plurality of groups of damping blocks are uniformly fixed on the other side of the damping layer, the other sides of the plurality of groups of damping blocks are all clamped and connected with connecting blocks, the other sides of the plurality of groups of connecting blocks are all fixedly connected with an electronic liquid crystal display module, and a positioning plate is fixedly connected at the bottom end of the electronic liquid crystal display module. The practicability of the device is improved.

Description

Ultrasonic liquid level meter
Technical Field
The invention relates to the technical field of liquid level meters, in particular to an ultrasonic liquid level meter.
Background
The ultrasonic level meter is a digital level meter controlled by a microprocessor, ultrasonic pulses are emitted by a sensor (transducer) in measurement, sound waves are received by the same sensor after being reflected by the surface of the liquid, the sound waves are converted into electric signals through a piezoelectric crystal, and the distance from the sensor to the surface of the measured liquid is calculated by the time between the emission and the reception of the sound waves. Ultrasonic transducer (probe), drive circuit (module), electronic liquid crystal display module, ultrasonic wave level gauge are various, have satisfied people's daily needs basically, still have the weak point and need improving still.
To this, chinese patent No. CN206891533U proposes an ultrasonic level gauge, establish the air supply structure through boring on the protection tube, blow to the probe of inductor, prevent volatile liquid from dewing in probe department, the inaccuracy of measurement has been avoided, chinese patent No. CN210922728U proposes an ultrasonic level gauge, through horizontal strutting arrangement, the effective receipt to the back wave is realized to the receiving block that the axial was arranged, the blind area of level gauge has been reduced, measurement accuracy has been improved, chinese patent No. CN209446137U proposes an ultrasonic level gauge, through setting up vertical migration and horizontal migration subassembly, the inconvenient problem of adjustment location measuring point when solving current ultrasonic level gauge installation, reduce the blind area influence simultaneously, enlarge ultrasonic level gauge measuring range.
In the above patent, the direct embedded of electron liquid crystal display module is inside the controller shell, no inside protection damping device, on the one hand when opening the controller shell and looking over electron liquid crystal display, electron liquid crystal display receives pressure during the external force factor, the position changes, extrusion module and probe, on the other hand device receives the collision, the display screen drops in the inside removal of controller easily, still can harm the internal arrangement when the interrupt detection, lead to the device to damage, digital display has the mistake, the influence detects the exactness, therefore, need an ultrasonic wave level gauge.
Disclosure of Invention
The present invention is directed to an ultrasonic liquid level meter, so as to solve the problem that the electronic liquid crystal display module in the background art has no protective and damping device inside the housing.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an ultrasonic wave level gauge, includes the controller shell, controller shell bottom end fixedly connected with probe, controller shell inboard is provided with the buffer layer, the buffer layer opposite side evenly is fixed with the multiunit snubber block, multiunit the snubber block opposite side all is connected with the connecting block, multiunit the all fixedly connected with electron liquid crystal display module of connecting block opposite side, electron liquid crystal display module bottom fixedly connected with locating plate, the locating plate inboard evenly is provided with the multiunit supporting shoe, the locating plate bottom evenly is fixed with the multiunit fixed plate, the fixed plate passes through spring and connecting plate fixed connection, the supporting legs is passed through to the connecting plate bottom and the inboard bottom fixed connection of controller shell.
As a preferred technical scheme of the present invention, second fixed blocks are uniformly fixed at four corners of the top end of the controller housing, two groups of first fixed slots are respectively formed between the two groups of second fixed blocks, the outer side of the top end of the controller housing is rotatably connected with a cover plate through a rotating shaft, second fixed slots are uniformly formed at four corners of the inner side of the cover plate, and two groups of first fixed blocks are respectively and fixedly connected between the two groups of second fixed slots.
As a preferred technical scheme of the invention, a rubber block is embedded in the damping block, a clamping groove is formed in the other side of the damping block, and the connecting block is fixedly connected with the rubber block through the clamping groove.
As a preferred technical scheme of the invention, the shock absorption layer consists of a movable support and a rubber layer, one side of the movable support is fixedly connected with the shell of the controller, and the other side of the movable support is fixedly connected with the rubber layer.
As a preferred technical scheme of the invention, the supporting blocks are arranged into two groups of mutually matched rubber frames.
As a preferred technical solution of the present invention, a plurality of sets of rubber bumps are disposed on an inner side of the first fixing groove, and a circular groove matched with the rubber bumps is disposed on an outer side of the first fixing block.
1. Compared with the prior art, the invention has the beneficial effects that: according to the ultrasonic liquid level meter, the damping layer is arranged on the inner side of the controller shell, the other side of the damping layer is fixedly connected with the connecting block in a clamping connection with the damping block, so that the horizontal position of the electronic liquid crystal display module is fixed, the pressure applied to the electronic liquid crystal display module is dispersed through the positioning plate supported by the supporting block arranged at the bottom end of the electronic liquid crystal display module, and the fixing plate is fixedly connected with the connecting plate through the spring, so that the pressure and the elastic deformation generated by the connecting plate are mutually restrained, the supporting legs stably support the electronic liquid crystal display module, the position of the electronic liquid crystal display module is not moved to cause damage under the influence of external force, the stability of a detection process is ensured, and the service life of.
2. Compared with the prior art, the invention has the beneficial effects that: according to the ultrasonic liquid level meter, the first fixing groove is matched and clamped with the first fixing block, so that the controller shell and the cover plate are further fixed, the second fixing block is clamped and connected with the second fixing groove, the cover plate and the four corners of the top end of the controller shell are further fixed, the controller shell and the cover plate are fixed, the cover plate is prevented from being frequently used, poor sealing of a device due to switch abrasion is avoided, and the practicability of the device is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connection structure of an electronic liquid crystal display module according to the present invention;
fig. 3 is a schematic view of the cover plate connection structure of the present invention.
In the figure: 1. a controller housing; 2. a probe; 3. an electronic liquid crystal display module; 4. connecting blocks; 5. a damper block; 6. a shock-absorbing layer; 7. positioning a plate; 8. a support block; 9. a fixing plate; 10. a spring; 11. a connecting plate; 12. supporting legs; 13. a cover plate; 14. a first fixing groove; 15. a second fixed block; 16. a first fixed block; 17. a second fixing groove; 18. a rotating shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiment 1 is as shown in fig. 1-2, an ultrasonic wave level gauge, including controller shell 1, a serial communication port, controller shell 1 bottom fixedly connected with probe 2, controller shell 1 inboard is provided with buffer layer 6, buffer layer 6 opposite side evenly is fixed with multiunit snubber block 5, multiunit snubber block 5 opposite side all is connected with connecting block 4 block, multiunit connecting block 4 opposite side all fixedly connected with electron liquid crystal display module 3, 3 bottom fixedly connected with locating plate 7 of electron liquid crystal display module, 7 inboard multiunit supporting shoes 8 that evenly are provided with of locating plate, 7 bottom evenly are fixed with multiunit fixed plate 9 of locating plate, fixed plate 9 passes through spring 10 and connecting plate 11 fixed connection, 11 bottoms of connecting plate pass through supporting legs 12 and 1 inboard bottom fixed connection of controller shell.
In embodiment 2, on the basis of embodiment 1, as shown in fig. 3, the four corners of the top end of the controller housing 1 are uniformly fixed with second fixing blocks 15, two sets of first fixing grooves 14 are formed in the middle of the two sets of second fixing blocks 15, the outer side of the top end of the controller housing 1 is rotatably connected with the cover plate 13 through a rotating shaft 18, the four corners of the inner side of the cover plate 13 are uniformly provided with second fixing grooves 17, and two sets of first fixing blocks 16 are fixedly connected in the middle of the two sets of second fixing grooves 17.
Embodiment 3 is on embodiment 1's basis as shown in fig. 2, and snubber block 5 is embedded to have the block rubber, and the draw-in groove has been seted up to snubber block 5 opposite side, and connecting block 4 passes through draw-in groove and block rubber fixed connection.
Embodiment 4 as shown in fig. 2 based on embodiment 1, the shock absorbing layer 6 is composed of a movable support and a rubber layer, one side of the movable support is fixedly connected with the controller housing 1, and the other side of the movable support is fixedly connected with the rubber layer.
Example 5 on the basis of example 1, as shown in fig. 2, the supporting blocks 8 are arranged as two sets of rubber frames which are fitted to each other.
Embodiment 6 is based on embodiment 2, as shown in fig. 3, a plurality of sets of rubber bumps are arranged inside the first fixing groove 14, and a circular groove matched with the rubber bumps is arranged outside the first fixing block 16.
Embodiment 7 as shown in fig. 1-3, the ultrasonic level gauge comprises a controller housing 1, a probe 2 is fixedly connected to the bottom end of the controller housing 1, a shock absorbing layer 6 is disposed on the inner side of the controller housing 1, a plurality of sets of shock absorbing blocks 5 are uniformly fixed on the other side of the shock absorbing layer 6, the other sides of the plurality of sets of shock absorbing blocks 5 are all connected with a connecting block 4 in a clamping manner, an electronic liquid crystal display module 3 is fixedly connected to the other side of the plurality of sets of connecting blocks 4, a positioning plate 7 is fixedly connected to the bottom end of the electronic liquid crystal display module 3, a plurality of sets of supporting blocks 8 are uniformly disposed on the inner side of the positioning plate 7, a plurality of sets of fixing plates 9 are uniformly fixed on the bottom end of the positioning plate 7, the fixing plates 9 are fixedly connected with a connecting plate 11 through springs 10, the bottom end of the connecting plate 11 is fixedly connected with, the outer side of the top end of the controller shell 1 is rotatably connected with a cover plate 13 through a rotating shaft 18, second fixing grooves 17 are uniformly formed in four corners of the inner side of the cover plate 13, and two groups of first fixing blocks 16 are fixedly connected between the two groups of second fixing grooves 17;
the embedded rubber piece that has of snubber block 5, the draw-in groove has been seted up to 5 opposite sides of snubber block, connecting block 4 passes through draw-in groove and rubber piece fixed connection, buffer layer 6 comprises movable support and rubber layer, movable support one side and 1 fixed connection of controller shell, movable support opposite side and rubber layer fixed connection, supporting shoe 8 sets up to two sets of rubber frame of mutually supporting, 14 inboards of first fixed slot are provided with multiunit rubber lug, 16 outsides of first fixed block are provided with the circular slot with rubber lug matched with.
When the ultrasonic liquid level meter is used, when a cover plate 13 is opened to check an electronic liquid crystal display module 3 and an external force factor generates pressure on the electronic liquid crystal display module 3, a damping layer 6 is arranged on the inner side of a controller shell 1, the other side of the damping layer 6 is fixedly connected with a connecting block 4 which is connected with a damping block 5 in a clamping way, so that the horizontal position of the electronic liquid crystal display module 3 is fixed, a positioning plate 7 supported by a supporting block 8 is arranged at the bottom end of the electronic liquid crystal display module 3, so that the pressure applied to the electronic liquid crystal display module 3 is dispersed, and because the fixing plate 9 is fixedly connected with a connecting plate 11 through a spring 10, the pressure and the elastic deformation generated by the connecting plate 11 are mutually restrained, so that the supporting legs 12 stably support the electronic liquid crystal display module 3, and the electronic liquid crystal display module 3 is not damaged due to, and the stability of the detection process is ensured.
When the cover plate 13 is frequently rotated and operated through the rotating shaft 18 to be closed, and the device switch is abraded, closed and sealed poorly, the controller shell 1 and the cover plate 13 are further fixed through the mutually matched clamping connection of the first fixing groove 14 and the first fixing block 16, the cover plate 13 and the top four corners of the controller shell 1 are further fixed through the clamping connection of the second fixing block 15 and the second fixing groove 17, the controller shell 1 and the cover plate 13 are fixed in position, and therefore the closed and sealed operation is completed.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An ultrasonic liquid level meter comprises a controller shell (1) and is characterized in that a probe (2) is fixedly connected to the bottom end of the controller shell (1), a shock absorption layer (6) is arranged on the inner side of the controller shell (1), a plurality of groups of shock absorption blocks (5) are uniformly fixed on the other side of the shock absorption layer (6), the other sides of the plurality of groups of shock absorption blocks (5) are connected with a connecting block (4) in a clamping manner, an electronic liquid crystal display module (3) is fixedly connected to the other side of the plurality of groups of connecting blocks (4), a positioning plate (7) is fixedly connected to the bottom end of the electronic liquid crystal display module (3), a plurality of groups of supporting blocks (8) are uniformly arranged on the inner side of the positioning plate (7), a plurality of groups of fixing plates (9) are uniformly fixed to the bottom end of the positioning plate, the bottom end of the connecting plate (11) is fixedly connected with the bottom end of the inner side of the controller shell (1) through supporting legs (12).
2. An ultrasonic level gauge according to claim 1, wherein: controller shell (1) top four corners evenly is fixed with second fixed block (15), and is two sets of first fixed slot (14) have all been seted up in the middle of second fixed block (15), the controller shell (1) top outside is rotated through pivot (18) and apron (13) and is connected, second fixed slot (17) have evenly been seted up in apron (13) inboard four corners, and are two sets of first fixed block (16) of all fixedly connected with in the middle of second fixed slot (17).
3. An ultrasonic level gauge according to claim 1, wherein: the damping block (5) is embedded with a rubber block, a clamping groove is formed in the other side of the damping block (5), and the connecting block (4) is fixedly connected with the rubber block through the clamping groove.
4. An ultrasonic level gauge according to claim 1, wherein: the damping layer (6) is composed of a movable support and a rubber layer, one side of the movable support is fixedly connected with the controller shell (1), and the other side of the movable support is fixedly connected with the rubber layer.
5. An ultrasonic level gauge according to claim 1, wherein: the supporting blocks (8) are arranged into two groups of rubber frames which are matched with each other.
6. An ultrasonic level gauge according to claim 2, wherein: the inner side of the first fixing groove (14) is provided with a plurality of groups of rubber bumps, and the outer side of the first fixing block (16) is provided with circular grooves matched with the rubber bumps.
7. The ultrasonic liquid level meter according to claim 1, comprising a controller housing (1), wherein a probe (2) is fixedly connected to the bottom end of the controller housing (1), a damping layer (6) is arranged on the inner side of the controller housing (1), a plurality of groups of damping blocks (5) are uniformly fixed on the other side of the damping layer (6), the other sides of the plurality of groups of damping blocks (5) are all connected with a connecting block (4) in a clamping manner, an electronic liquid crystal display module (3) is fixedly connected on the other side of the plurality of groups of connecting blocks (4), a positioning plate (7) is fixedly connected to the bottom end of the electronic liquid crystal display module (3), a plurality of groups of supporting blocks (8) are uniformly arranged on the inner side of the positioning plate (7), a plurality of groups of fixing plates (9) are uniformly fixed to the bottom end of the positioning plate (7), and the fixing plates (, the bottom end of the connecting plate (11) is fixedly connected with the bottom end of the inner side of the controller shell (1) through supporting legs (12), second fixing blocks (15) are uniformly fixed at four corners of the top end of the controller shell (1), two groups of first fixing grooves (14) are formed in the middle of the two groups of second fixing blocks (15), the outer side of the top end of the controller shell (1) is rotatably connected with a cover plate (13) through a rotating shaft (18), second fixing grooves (17) are uniformly formed in four corners of the inner side of the cover plate (13), and two groups of first fixing blocks (16) are fixedly connected in the middle of the two groups of second fixing grooves (17);
the utility model discloses a damping device, including damping block (5), buffer block (5), connecting block (4), buffer layer (6), controller shell (1), buffer block (16), buffer block (5), connecting block (4) have been seted up to the opposite side, connecting block and rubber block fixed connection are passed through the draw-in groove, buffer layer (6) are supported by the activity and the rubber layer is constituteed, activity support one side and controller shell (1) fixed connection, activity support opposite side and rubber layer fixed connection, supporting shoe (8) set up to two sets of rubber frame of mutually supporting, first fixed slot (14) inboard is provided with multiunit rubber convex block, first fixed block (16) outside is provided with the circular.
CN202011308985.6A 2020-11-20 2020-11-20 Ultrasonic liquid level meter Withdrawn CN112504394A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011308985.6A CN112504394A (en) 2020-11-20 2020-11-20 Ultrasonic liquid level meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011308985.6A CN112504394A (en) 2020-11-20 2020-11-20 Ultrasonic liquid level meter

Publications (1)

Publication Number Publication Date
CN112504394A true CN112504394A (en) 2021-03-16

Family

ID=74960015

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011308985.6A Withdrawn CN112504394A (en) 2020-11-20 2020-11-20 Ultrasonic liquid level meter

Country Status (1)

Country Link
CN (1) CN112504394A (en)

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Application publication date: 20210316