CN219798492U - Ultrasonic liquid level meter with protection mechanism - Google Patents
Ultrasonic liquid level meter with protection mechanism Download PDFInfo
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- CN219798492U CN219798492U CN202321327066.2U CN202321327066U CN219798492U CN 219798492 U CN219798492 U CN 219798492U CN 202321327066 U CN202321327066 U CN 202321327066U CN 219798492 U CN219798492 U CN 219798492U
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- liquid level
- level meter
- shell
- protection mechanism
- ultrasonic
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- 239000007788 liquid Substances 0.000 title claims abstract description 61
- 230000004224 protection Effects 0.000 title claims abstract description 35
- 230000001681 protective effect Effects 0.000 claims abstract description 26
- 239000000523 sample Substances 0.000 claims abstract description 15
- 239000005341 toughened glass Substances 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses an ultrasonic liquid level meter with a protection mechanism, which comprises a liquid level meter shell and a protection mechanism; level gauge housing: the ultrasonic probe is arranged at the lower end of the interior of the liquid level meter shell, the display screen is arranged at the upper end of the front side surface of the liquid level meter shell, the output end of the ultrasonic probe is electrically connected with the input end of the controller arranged in the liquid level meter shell, and the input end of the display screen is electrically connected with the output end of the controller; protection mechanism: the utility model provides a set up in the wiring mouth department of level gauge shell upper end, the internal thread circle is installed to the screw thread on the step face of level gauge shell upper end front side, and the inside of internal thread circle is equipped with the toughened glass that corresponds with the display screen, protection machanism includes internal thread cover and protective housing, and this take protection machanism's ultrasonic wave level gauge makes things convenient for the quick fixed mounting of ultrasonic wave level gauge, and the installation is more convenient, can protect the junction of ultrasonic wave level gauge and outside cable moreover, uses safe and reliable more.
Description
Technical Field
The utility model relates to the technical field of ultrasonic liquid level meters, in particular to an ultrasonic liquid level meter with a protection mechanism.
Background
The ultrasonic liquid level meter is a digital liquid level meter controlled by a microprocessor, ultrasonic pulses are sent by a sensor in measurement, sound waves are received by the same sensor after being reflected by the surface of liquid, the sound waves are converted into electric signals through a piezoelectric crystal, the distance from the sensor to the surface of the liquid to be measured is calculated by the time between the transmission and the reception of the sound waves, and the measured medium is almost unlimited due to the fact that non-contact measurement is adopted, so that the ultrasonic liquid level meter can be widely used for measuring the heights of various liquid and solid materials.
Disclosure of Invention
The utility model aims to overcome the existing defects, provides the ultrasonic liquid level meter with the protection mechanism, is convenient for quick and fixed installation of the ultrasonic liquid level meter, is more convenient to install, can protect the joint of the ultrasonic liquid level meter and an external cable, is safer and more reliable to use, and can effectively solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an ultrasonic liquid level meter with a protection mechanism comprises a liquid level meter shell and a protection mechanism;
level gauge housing: the ultrasonic probe is arranged at the lower end of the interior of the liquid level meter shell, the display screen is arranged at the upper end of the front side surface of the liquid level meter shell, the output end of the ultrasonic probe is electrically connected with the input end of the controller arranged in the liquid level meter shell, and the input end of the display screen is electrically connected with the output end of the controller;
protection mechanism: the wiring mouth department in the level gauge shell upper end, make things convenient for the quick fixed mounting of ultrasonic wave level gauge, the installation is more convenient, can protect the junction of ultrasonic wave level gauge and external cable moreover, uses safe and reliable more.
Further, the step surface on the front side of the upper end of the liquid level meter shell is provided with an internal thread ring in a threaded manner, and toughened glass corresponding to the display screen is arranged in the internal thread ring to protect the display screen.
Further, the protection machanism includes internal thread cover and protective housing, protective housing passes through the junction department of round pin axle even rotation connection in liquid level meter housing lateral surface upper end, and protective housing's right flank all is fan-shaped setting, and liquid level meter housing lateral surface upper end threaded connection has with protective housing complex internal thread cover, plays the guard action to the junction of ultrasonic wave liquid level meter and external cable.
Further, rubber pads are arranged in the cambered surfaces on the right side of the protective shell, and the protective shell has a protective effect on an external cable.
Further, the lateral surface lower extreme of level gauge shell evenly is equipped with the bar groove, and the equal sliding connection in inside in bar groove has the draw runner, all is equipped with the spring in the mounting groove that the draw runner middle part set up, and the spring end respectively with the bar inslot wall fixed connection who corresponds, lateral surface lower extreme threaded connection of level gauge shell has fixed cover, fixed cover and draw runner cooperation setting make things convenient for the quick fixed mounting of level gauge shell.
Further, the lateral surface middle part of draw runner all is equipped with the recess, and the inside bottom surface of recess is the plane, and the inside roof of recess is the arc setting, and the convenient drive draw runner resets.
Furthermore, guide posts are symmetrically arranged in the strip-shaped groove, guide holes which are in sliding connection with the guide posts are symmetrically arranged on the inner wall of the sliding strip, and the sliding guide effect is achieved on the sliding strip.
Compared with the prior art, the utility model has the beneficial effects that: this take protection machanism's ultrasonic wave level gauge has following benefit:
1. the lower end of the liquid level meter shell is inserted into the mounting hole of the external tank body, at the moment, the inner wall of the fixing sleeve is contacted with the upper end of the outer side face of the sliding bar, so that the sliding bar is completely positioned in the bar-shaped groove, after the liquid level meter shell is inserted into the external tank body, the fixing sleeve is rotated, the fixing sleeve is moved downwards to the groove of the outer side face of the sliding bar, at the moment, under the action of the elastic force of the spring, the sliding bar is outwards ejected for a certain distance, the plane of the lower end of the groove is contacted with the lower edge face of the external mounting hole, and then the fixing sleeve is continuously rotated until the fixing sleeve is contacted with the upper edge face of the external mounting hole, and the fixing sleeve is matched with the sliding bar to carry out quick fixing mounting on the liquid level meter shell.
2. The external cable is inserted into the wiring port at the upper end of the liquid level meter shell, then the protective shell is rotated, the right side surface of the protective shell is circular, the rubber pad on the inner wall of the protective shell is contacted with the external joint, then the internal thread sleeve is rotated, the inner wall of the internal thread sleeve is contacted with the outer cambered surface of the protective shell, so that the protective shell is limited and fixed, and the joint of the cable at the upper end of the liquid level meter shell is protected through the protective shell.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the cross-sectional structure of the lower end of the interior of the housing of the level gauge of the present utility model;
FIG. 3 is a schematic view of the internal cross-sectional structure of the protective mechanism of the present utility model;
FIG. 4 is a schematic view of the internal upper cross-sectional structure of the housing of the level gauge of the present utility model.
In the figure: 1 liquid level meter shell, 2 protection mechanism, 21 internal thread cover, 22 protection shell, 221 rubber pad, 3 ultrasonic probe, 4 display screen, 5 internal thread circle, 6 fixed cover, 7 bar groove, 8 draw runner, 81 recess, 9 spring, 10 guide post.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present embodiment provides a technical solution: an ultrasonic liquid level meter with a protection mechanism comprises a liquid level meter shell 1 and a protection mechanism 2;
level gauge housing 1: the ultrasonic probe 3 is arranged at the lower end of the inner part of the liquid level meter shell 1, the display screen 4 is arranged at the upper end of the front side surface of the liquid level meter shell 1, the output end of the ultrasonic probe 3 is electrically connected with the input end of a controller arranged in the liquid level meter shell 1, the input end of the display screen 4 is electrically connected with the output end of the controller, the ultrasonic probe 3 emits high-frequency pulse sound waves, when the ultrasonic waves meet the surface of a measured object, the ultrasonic waves are reflected and are received by the transducer to be converted into electric signals, the electric signals are fed back to the display screen 4 through the controller in the liquid level meter shell 1 to be displayed, so that the liquid level in the tank body is detected, the internal thread ring 5 is arranged on the step surface of the front side of the upper end of the liquid level meter shell 1 in a threaded manner, and toughened glass corresponding to the display screen 4 is arranged in the internal thread ring 5, so that the display screen 4 can be protected;
protection mechanism 2: the utility model provides a set up in the wiring mouth department of level gauge shell 1 upper end, protection machanism 2 includes internal thread cover 21 and protective housing 22, protective housing 22 evenly rotates through the round pin axle and connects in the wiring mouth department of level gauge shell 1 lateral surface upper end, protective housing 22's right flank all is fan-shaped setting, level gauge shell 1 lateral surface upper end threaded connection has with protective housing 22 complex internal thread cover 21, all be equipped with rubber pad 221 in the cambered surface on protective housing 22 right side, peg graft the external cable to in the wiring mouth of level gauge shell 1 upper end, then rotate protective housing 22, make protective housing 22's right flank form circularly, protective housing 22 inner wall's rubber pad 221 and external joint contact, then rotate internal thread cover 21, make internal thread cover 21's inner wall and protective housing 22's extrados contact, thereby play spacing fixed effect to protective housing 22, and then play the guard action to the junction of level gauge shell 1 upper end cable through protective housing 22.
Wherein: the inside equal sliding connection of lateral surface lower extreme of liquid level meter shell 1 evenly is equipped with bar groove 7, bar groove 7's inside equal sliding connection has draw runner 8, all be equipped with spring 9 in the mounting groove that draw runner 8 middle part set up, spring 9 end respectively with the bar groove 7 inner wall fixed connection who corresponds, the lateral surface lower extreme threaded connection of liquid level meter shell 1 has fixed cover 6, fixed cover 6 and draw runner 8 cooperation setting, draw runner 8's lateral surface middle part all is equipped with recess 81, recess 81's inside bottom surface is the plane, recess 81's inside roof is the arc setting, bar groove 7's inside all symmetry is equipped with guide post 10, play slip guiding role to draw runner 8, draw runner 8's inner wall all symmetry be equipped with guide post 10 sliding connection's guiding hole, insert the lower extreme of liquid level meter shell 1 in the mounting hole of outside jar body, the inner wall and draw runner 8 upper end contact this moment, make draw runner 8 be located outside the inside of bar groove 7 completely, after liquid level meter shell 1 inserts outside jar body inside, the inside of fixed cover 6 is rotated, make fixed cover 6 move down to draw runner 8 lateral surface's inside the inside of recess, the inside of recess is the arc setting, the inside of recess is equipped with guide post 10 sliding connection, the fixed hole is followed to the fixed surface is contacted with draw runner 8 to the outside along the outside of the fixed surface of the inside of the fixed cover 6, then, the fixed surface is contacted with draw runner 8, the outside is fixed surface is fixed with the outside of the inside of the installation hole of the side of the surface of the draw runner 8.
The working principle of the ultrasonic liquid level meter with the protection mechanism provided by the utility model is as follows: the lower end of the liquid level meter shell 1 is inserted into the mounting hole of the external tank body, at the moment, the inner wall of the fixing sleeve 6 is contacted with the upper end face of the outer side face of the sliding bar 8, so that the sliding bar 8 is completely positioned in the bar-shaped groove 7, after the liquid level meter shell 1 is inserted into the external tank body, the fixing sleeve 6 is rotated, so that the fixing sleeve 6 moves downwards to the groove 81 on the outer side face of the sliding bar 8, at the moment, under the action of the elastic force of the spring 9, the sliding bar 8 is outwards ejected for a certain distance, the plane of the lower end of the groove 81 is contacted with the lower edge face of the external mounting hole, then the fixing sleeve 6 is continuously rotated until the fixing sleeve 6 is contacted with the upper edge face of the external mounting hole, the fixing sleeve 6 is matched with the sliding bar 8 to rapidly fix the liquid level meter shell 1, an external cable is inserted into a wiring port at the upper end of the liquid level meter shell 1, then rotate the guard casing 22, make the right flank of guard casing 22 form circularly, the rubber pad 221 of guard casing 22 inner wall contacts with the external connection, then rotate the internal thread cover 21, make the inner wall of internal thread cover 21 and the extrados contact of guard casing 22, thereby play spacing fixed effect to guard casing 22, and then play the guard action to the junction of gauge housing 1 upper end cable through guard casing 22, ultrasonic probe 3 sends high frequency pulse sound wave, take place the reflection and receive the conversion by the transducer and become the electrical signal when the ultrasonic wave meets the surface of being surveyed the material level, the electrical signal is through the inside controller feedback of gauge housing 1 to display screen 4 show, thereby detect the liquid level of jar body inside.
It should be noted that, in the above embodiments, the ultrasonic probe 3 and the display screen 4 can be freely configured according to the actual application scenario, and it is recommended to use the ultrasonic probe 3 and the display screen 4 inside the ultrasonic level gauge with the model of BRW700-CS01, and the controller controls the operation of the ultrasonic probe 3 and the display screen 4 by the methods commonly used in the prior art.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. Take protection machanism's ultrasonic wave level gauge, its characterized in that: comprises a liquid level meter shell (1) and a protection mechanism (2);
level gauge housing (1): the ultrasonic probe (3) is arranged at the lower end of the interior of the ultrasonic probe, the display screen (4) is arranged at the upper end of the front side surface of the liquid level meter shell (1), the output end of the ultrasonic probe (3) is electrically connected with the input end of the controller arranged in the liquid level meter shell (1), and the input end of the display screen (4) is electrically connected with the output end of the controller;
protection mechanism (2): the connecting port is arranged at the upper end of the liquid level meter shell (1).
2. The ultrasonic level gauge with protection mechanism of claim 1, wherein: an inner thread ring (5) is arranged on the step surface of the front side of the upper end of the liquid level meter shell (1) in a threaded manner, and toughened glass corresponding to the display screen (4) is arranged in the inner thread ring (5).
3. The ultrasonic level gauge with protection mechanism of claim 1, wherein: the protection mechanism (2) comprises an internal thread sleeve (21) and a protection shell (22), the protection shell (22) is uniformly connected to a wiring port at the upper end of the outer side face of the liquid level meter shell (1) in a rotating mode through a pin shaft, the right side face of the protection shell (22) is in a fan-shaped arrangement, and the upper end of the outer side face of the liquid level meter shell (1) is in threaded connection with the internal thread sleeve (21) matched with the protection shell (22).
4. An ultrasonic level gauge with protection mechanism according to claim 3, characterized in that: rubber pads (221) are arranged in the cambered surfaces on the right side of the protective shell (22).
5. The ultrasonic level gauge with protection mechanism of claim 1, wherein: the utility model discloses a liquid level meter, including liquid level meter shell (1), fixed cover (6) is equipped with in the lateral surface lower extreme threaded connection of liquid level meter shell (1), and the inside of bar groove (7) is all sliding connection has draw runner (8), all is equipped with spring (9) in the mounting groove that draw runner (8) middle part set up, spring (9) end respectively with corresponding bar groove (7) inner wall fixed connection, the lateral surface lower extreme threaded connection of liquid level meter shell (1) has fixed cover (6), fixed cover (6) and draw runner (8) cooperation setting.
6. The ultrasonic level gauge with protection mechanism of claim 5, wherein: the middle part of the outer side surface of the sliding strip (8) is provided with grooves (81), the inner bottom surfaces of the grooves (81) are planes, and the inner top walls of the grooves (81) are arc-shaped.
7. The ultrasonic level gauge with protection mechanism of claim 5, wherein: guide posts (10) are symmetrically arranged in the strip-shaped grooves (7), and guide holes which are in sliding connection with the guide posts (10) are symmetrically arranged on the inner walls of the sliding strips (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321327066.2U CN219798492U (en) | 2023-05-29 | 2023-05-29 | Ultrasonic liquid level meter with protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321327066.2U CN219798492U (en) | 2023-05-29 | 2023-05-29 | Ultrasonic liquid level meter with protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219798492U true CN219798492U (en) | 2023-10-03 |
Family
ID=88174835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321327066.2U Active CN219798492U (en) | 2023-05-29 | 2023-05-29 | Ultrasonic liquid level meter with protection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219798492U (en) |
-
2023
- 2023-05-29 CN CN202321327066.2U patent/CN219798492U/en active Active
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