CN212363359U - Laser liquid level meter - Google Patents
Laser liquid level meter Download PDFInfo
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- CN212363359U CN212363359U CN202021305848.2U CN202021305848U CN212363359U CN 212363359 U CN212363359 U CN 212363359U CN 202021305848 U CN202021305848 U CN 202021305848U CN 212363359 U CN212363359 U CN 212363359U
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- rod body
- laser
- water inlet
- liquid level
- rod
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Abstract
The utility model discloses a laser liquid level meter, which relates to the field of measuring equipment, and adopts the technical scheme that the laser liquid level meter comprises a rod body and a laser range finder positioned at the top end of the rod body, wherein the rod body is hollow, a detection end rod body of the laser range finder is vertically downward along the axis direction, a plurality of vertical bottom water inlet holes are formed in the lower end surface of the rod body, and a plurality of perisporium water inlet hole groups are formed in the lower perisporium of the rod body; the bottom water inlet holes are distributed in a circumferential array on the lower end surface of the rod body. The utility model has the advantages that: this scheme simple structure with the help of the fixing device of a kind of clamp, can be convenient fix this device in the position that suits the detection, through set up a plurality of water inlets in body of rod lower part, can guarantee that the body of rod can not lead to the water inlet to block up because of the aquatic debris influence as far as possible. Through set up the extension board in body of rod upper end, and the position setting of wire hole, then can play better waterproof effect, thereby effectively avoid laser range finder to be invaded by the rainwater and influence equipment moving possibility.
Description
Technical Field
The utility model relates to a measuring equipment field, in particular to laser level gauge.
Background
At present, the water level of a river is measured by using an ultrasonic liquid level meter on the market, the ultrasonic liquid level meter sends out high-frequency ultrasonic pulses through a transducer (a probe), the high-frequency ultrasonic pulses are reflected when meeting the surface of a measured medium, part of reflected echoes are received by the same transducer and converted into electric signals, and then the detection distance is obtained through formula conversion. However, the detection method has some disadvantages, for example, the ultrasonic liquid level meter needs to be given a wide enough environment to enable the ultrasonic waves to be reflected back in the detection process, so that a great measurement error is generated during measurement, and in order to make up for the defects, a principle based on laser measurement is designed to measure the water level.
The existing laser liquid level meter mostly inserts the body of rod part into the water directly, and when the detection area is outdoor waters, then has certain possibility to lead to the body of rod bottom to be blocked because of aquatic debris, the unable circumstances that gets into the body of rod of outside water appears to influence the measuring result of liquid level meter.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a laser level gauge.
The technical scheme includes that the device comprises a rod body and a laser range finder positioned at the top end of the rod body, wherein the rod body is hollow, the bottom end of the rod body is an open end, a buoy is arranged inside the rod body, the detection end of the laser range finder is vertically downward along the axis direction of the rod body, a plurality of vertical bottom water inlet holes are formed in the lower end face of the rod body, and a plurality of peripheral wall water inlet hole groups are formed in the peripheral wall of the lower portion of the rod body;
the bottom water inlet holes are distributed on the lower end surface of the rod body in a circumferential array;
the circumferential wall water inlet hole groups are distributed in a linear array along the axial direction of the rod body, each circumferential wall water inlet hole group comprises a plurality of horizontal water inlet holes, and the horizontal water inlet holes of each circumferential wall water inlet hole group are circumferentially arrayed on the circumferential wall of the rod body by taking the axial line of the rod body as an axis;
the body of rod top is fixed and is set up the casing, laser range finder sets up inside the casing.
Preferably, the shell is fixedly connected with the top end of the rod body through a flange.
Preferably, an L-shaped support plate is fixedly arranged at the top end of the rod body, the support plate comprises a horizontal plate and a vertical plate, and the horizontal plate and the vertical plate are perpendicular to each other;
the horizontal plate of the support plate is fixedly connected with the top end of the rod body, and the vertical plate of the rod body is fixedly connected with the laser range finder.
Preferably, a flange plate is fixedly arranged at the top end of the rod body, a major arc-shaped opening is formed in the flange plate, and the horizontal plate of the support plate is fixedly connected with the flange plate through a bolt;
the detection end of the laser range finder is positioned above the opening of the flange plate.
Preferably, the shell is a flange plate with the bottom provided with a flange sheet corresponding to the flange sheet, and the shell is covered and buckled on the outer sides of the laser range finder and the support plate;
the shell is a barrel-shaped cover body, a wire outlet hole is formed in the side wall of the shell, and the wire outlet hole is located in the position, far away from the supporting plate, of the side wall of the shell.
Preferably, the shell is provided with two wire outlet holes, and the wire outlet holes are formed in the side wall of the shell far away from the support plate.
Preferably, the rod body is made of stainless steel.
Preferably, the outer side of the buoy is coated with a reflective sticker.
Preferably, a net cage is arranged on the outer side of the bottom end of the rod body.
Preferably, the whole cylinder that is of cylinder, the top surface and the bottom surface of cylinder mould are all including being fixed in the inner ring in the body of rod outside, a plurality of horizontal poles of inner ring outside circumference scattering distribution, the outside end fixed connection outer loop of horizontal pole, two from top to bottom it sets up a plurality of pole settings to fix between the outer loop, leaves the gap between two adjacent pole settings, the pole setting sets up along outer loop circumference array.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: this scheme simple structure with the help of the fixing device of a kind of clamp, can be convenient fix this device in the position that suits the detection, through set up a plurality of water inlets in body of rod lower part, can guarantee that the body of rod can not lead to the water inlet to block up because of the aquatic debris influence as far as possible. Through set up the extension board in body of rod upper end, and the position setting of wire hole, then can play better waterproof effect, thereby effectively avoid laser range finder to be invaded by the rainwater and influence equipment moving possibility.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
Fig. 2 is a partially enlarged view a of fig. 1.
Fig. 3 is an exploded view of the superstructure of embodiment 1 of the present invention.
Fig. 4 is a partially enlarged view a of fig. 3.
Fig. 5 is a schematic view of the overall structure of embodiment 2 of the present invention
Fig. 6 is a partially enlarged view a of fig. 5.
Wherein the reference numerals are: 1. a rod body; 2. a laser range finder; 3. a water inlet hole at the bottom end; 4. a peripheral wall water inlet hole group; 5. a housing; 6. a support plate; 7. a flange sheet; 8. a wire outlet hole; 9. a cylinder mould; 91. a cross bar; 92. and (6) erecting a rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, unless otherwise specified, "a plurality" means two or more.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
Example 1
Referring to fig. 1 to 4, the utility model provides a laser liquid level meter, which comprises a rod body 1 and a laser range finder 2 positioned at the top end of the rod body 1, wherein the rod body 1 is hollow, the bottom end is an open end, a buoy is arranged inside the rod body 1, the detection end of the laser range finder 2 is vertically downward along the axis direction of the rod body 1, a plurality of vertical bottom water inlet holes 3 are arranged on the lower end surface of the rod body 1, and a plurality of perisporium water inlet hole groups 4 are arranged on the perisporium of the lower part of the rod body 1;
the water inlet holes 3 at the bottom end are distributed on the lower end surface of the rod body 1 in a circumferential array;
the peripheral wall water inlet hole groups 4 are distributed in a linear array along the axial direction of the rod body 1, each peripheral wall water inlet hole group 4 comprises a plurality of horizontal water inlet holes, and the horizontal water inlet holes of each peripheral wall water inlet hole group 4 are circumferentially arrayed on the peripheral wall of the rod body 1 by taking the axial direction of the rod body 1 as an axis;
the fixed casing 5 that sets up in body of rod 1 top, laser range finder 2 sets up inside casing 5.
The shell 5 is fixedly connected with the top end of the rod body 1 through a flange.
An L-shaped support plate 6 is fixedly arranged at the top end of the rod body 1, the support plate 6 comprises a horizontal plate and a vertical plate, and the horizontal plate and the vertical plate are mutually vertical;
the horizontal plate of the support plate 6 is fixedly connected with the top end of the rod body 1, and the vertical plate of the rod body 1 is fixedly connected with the laser range finder 2.
A flange piece 7 is fixedly arranged at the top end of the rod body 1, an excellent arc-shaped opening is formed in the flange piece 7, and a horizontal plate of the support plate 6 is fixedly connected with the flange piece 7 through a bolt;
the detection end of the laser range finder 2 is located above the opening of the flange plate 7.
The shell 5 is provided with a flange plate corresponding to the flange plate 7 at the bottom, and the shell 5 covers and buckles the laser distance measuring instrument 2 and the support plate 6;
the shell 5 is a barrel-shaped cover body, a wire outlet hole 8 is formed in the side wall of the shell 5, and the wire outlet hole 8 is located in the position, far away from the support plate 6, of the side wall of the shell 5.
Two wire outlet holes 8 are formed in the shell 5, and the wire outlet holes 8 are formed in the positions, far away from the supporting plates 6, of the side walls of the shell 5.
The rod body 1 is made of stainless steel.
The outer side of the buoy is coated with a reflective sticker.
And a sealing ring is arranged on the upper surface of the flange sheet 7.
The utility model discloses the during operation, when water got into the body of rod 1 inside, the inside cursory along with the liquid level risees of the body of rod 1, and laser range finder 2 can reach the liquid level height through detecting the distance between all the other cursories. According to the prior art, a data transmission channel is constructed between the laser range finder and the upper computer, so that the remote recording and observation of the liquid level can be realized.
Example 2
Referring to fig. 5 and 6, on the basis of the embodiment 1, a netpen 9 is arranged outside the bottom end of the rod body 1.
The whole cylinder that is of cylinder 9, the top surface and the bottom surface of cylinder 9 all are including being fixed in the inner ring in the body of rod 1 outside, and a plurality of horizontal poles 91 of inner ring outside circumference scattering distribution, and the outside end fixed connection outer loop of horizontal pole 91 is fixed between two upper and lower outer loops and is set up a plurality of pole settings 92, leaves the gap between two adjacent pole settings 92, and pole setting 92 sets up along outer loop circumference array.
Through the setting of cylinder mould 9, can further reduce the water inlet of the 1 bottom of the body of rod and sheltered from by aquatic debris, lead to the inside unable circumstances of intaking of the body of rod to take place.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A laser liquid level meter comprises a rod body (1) and a laser range finder (2) positioned at the top end of the rod body (1), wherein the rod body (1) is hollow, the bottom end of the rod body is an open end, a buoy is arranged inside the rod body (1), and the detection end of the laser range finder (2) is vertically downward along the axis direction of the rod body (1), and is characterized in that a plurality of vertical bottom water inlet holes (3) are formed in the lower end face of the rod body (1), and a plurality of peripheral wall water inlet hole groups (4) are formed in the peripheral wall of the lower part of the rod body (1);
the bottom water inlet holes (3) are distributed on the lower end surface of the rod body (1) in a circumferential array;
the peripheral wall water inlet hole groups (4) are distributed in a linear array mode along the axial direction of the rod body (1), each peripheral wall water inlet hole group (4) comprises a plurality of horizontal water inlet holes, and the horizontal water inlet holes of each peripheral wall water inlet hole group (4) are arranged on the peripheral wall of the rod body (1) in a circular array mode by taking the axial line of the rod body (1) as an axis;
the rod body (1) top is fixed and is provided with a shell (5), and the laser range finder (2) is arranged inside the shell (5).
2. The laser level gauge according to claim 1, characterized in that the housing (5) is fixedly connected to the top end of the rod body (1) by a flange.
3. The laser liquid level meter according to claim 1, characterized in that an L-shaped support plate (6) is fixedly arranged at the top end of the rod body (1), and the support plate (6) comprises a horizontal plate and a vertical plate which are perpendicular to each other;
the horizontal plate of the support plate (6) is fixedly connected with the top end of the rod body (1), and the vertical plate of the rod body (1) is fixedly connected with the laser range finder (2).
4. The laser liquid level meter according to claim 3, wherein a flange plate (7) is fixedly arranged at the top end of the rod body (1), an opening in a major arc shape is formed in the flange plate (7), and a horizontal plate of the support plate (6) is fixedly connected with the flange plate (7) through a bolt;
the detection end of the laser range finder (2) is positioned above the opening of the flange sheet (7).
5. The laser liquid level meter according to claim 4, characterized in that the bottom of the housing (5) is provided with a flange corresponding to the flange plate (7), and the housing (5) covers and buckles the laser distance meter (2) and the support plate (6);
the shell (5) is a barrel-shaped cover body, a wire outlet hole (8) is formed in the side wall of the shell (5), and the wire outlet hole (8) is located in the position, far away from the support plate (6), of the side wall of the shell (5).
6. The laser liquid level meter according to claim 5, wherein two outlet holes (8) are formed in the housing (5), and the outlet holes (8) are formed in the side wall of the housing (5) far away from the support plate (6).
7. Laser level gauge according to claim 5, characterized in that the rod body (1) is made of stainless steel.
8. The laser level gauge according to any one of claims 1-7, wherein the outside of said float is covered with a reflective sticker.
9. The laser level gauge according to any of the claims 1-7, characterized in that a net cage (9) is arranged outside the bottom end of the rod body (1).
10. The laser liquid level meter according to claim 9, wherein the mesh cage (9) is a cylinder, the top surface and the bottom surface of the mesh cage (9) each include an inner ring fixed to the outer side of the rod body (1), a plurality of cross bars (91) are distributed on the outer side of the inner ring in a circumferential scattering manner, the outer side ends of the cross bars (91) are fixedly connected to an outer ring, a plurality of vertical bars (92) are fixedly arranged between the upper outer ring and the lower outer ring, a gap is reserved between two adjacent vertical bars (92), and the vertical bars (92) are arranged along the circumferential array of the outer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021305848.2U CN212363359U (en) | 2020-07-07 | 2020-07-07 | Laser liquid level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021305848.2U CN212363359U (en) | 2020-07-07 | 2020-07-07 | Laser liquid level meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212363359U true CN212363359U (en) | 2021-01-15 |
Family
ID=74152162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021305848.2U Active CN212363359U (en) | 2020-07-07 | 2020-07-07 | Laser liquid level meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212363359U (en) |
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2020
- 2020-07-07 CN CN202021305848.2U patent/CN212363359U/en active Active
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