CN220305342U - Flow velocity measuring device for laboratory water tank test - Google Patents
Flow velocity measuring device for laboratory water tank test Download PDFInfo
- Publication number
- CN220305342U CN220305342U CN202322002264.8U CN202322002264U CN220305342U CN 220305342 U CN220305342 U CN 220305342U CN 202322002264 U CN202322002264 U CN 202322002264U CN 220305342 U CN220305342 U CN 220305342U
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- wall
- fixed
- fixedly connected
- fixing
- machine body
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 238000005259 measurement Methods 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract 1
- 239000011435 rock Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a flow velocity measuring device for a laboratory water tank test, which comprises a machine body and a display screen embedded in the machine body, wherein a fixing rod is arranged on the right side of the machine body, a turn number sensor is connected to the outer wall of the upper end of the fixing rod in a transmission manner so as to measure the turn number of the machine body and the time required by one turn of rotation, spiral blades are fixedly connected to the centers of the round outer walls of the left end and the right end of the turn number sensor so as to drive the turn number sensor to rotate, a fixing plate is sleeved on the round outer wall of the fixing rod, a groove for the fixing rod to pass through is formed in the fixing plate, a fixing frame is sleeved on the outer wall of the fixing plate, a balancing weight is fixedly connected to the outer wall of the lower end of the fixing frame, the situation that a hand is rocked to cause a large measurement data error is avoided through an installation groove, the fixing plate, the fixing frame and the balancing weight, meanwhile, the flexibility of the measuring position can be kept, and the fixing device can be placed and used at any position on the water tank.
Description
Technical Field
The utility model belongs to the technical field of flow rate measurement, and particularly relates to a flow rate measuring device for a laboratory water tank test.
Background
The flow speed of the water body in the real environment is simulated in the water tank of the laboratory, the speed of the water body during flowing is sensed through the small-sized propeller and the turn number sensor, and data recording and analysis are performed according to factors such as the turn number, the speed and the time, but when the flow speed is measured in the water tank of the laboratory, the turn number sensor is required to be placed in the water tank by the handheld fixing rod, the hand cannot be ensured to not shake by the hand, the data of the turn number sensor can be influenced by shake, and the error of the measurement result is larger.
Disclosure of Invention
The utility model aims to provide a flow rate measuring device for laboratory water tank test, which is used for solving the problem that the measurement result error is larger because a fixed rod is needed to be held by hand to put a turn number sensor into a water tank in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a flow velocity measuring device for laboratory flume tests comprises a machine body and a display screen embedded in the machine body;
a fixed rod is arranged on the right side of the machine body;
the outer wall of the upper end of the fixed rod is in transmission connection with a turn number sensor so as to measure the turn number of the fixed rod and the time required by one turn of rotation;
spiral blades are fixedly connected to the centers of the circular outer walls at the left end and the right end of the turn number sensor so as to drive the turn number sensor to rotate;
the circular outer wall of dead lever has cup jointed the fixed plate, the recess that supplies the dead lever to pass has been seted up to the inside of fixed plate, the outer wall of fixed plate has cup jointed the fixed frame, the lower extreme outer wall fixedly connected with balancing weight of fixed frame.
Preferably, the upper end outer wall fixedly connected with magnetic plate of fixed frame and adsorbable basin between carry out the magnetism and inhale the absorption fixedly, a plurality of screw holes a have been seted up to the front end outer wall equidistance of fixed plate.
Preferably, a fixing screw a for threaded connection between the rear end and the threaded hole a is arranged at the center of the outer wall of the front end of the fixing frame so as to limit the position of the fixing plate inside the fixing frame, and a movable groove is formed in the left side of the groove.
Preferably, a threaded hole b is formed in the outer wall of the left end of the movable groove, and a fixing screw b is connected with the circular inner wall of the threaded hole b in a threaded mode.
Preferably, the right end outer wall of the fixed screw b is fixedly connected with a bottom plate, and the right end outer wall of the bottom plate is fixedly connected with an anti-slip pad to abut against the outer wall of the fixed rod and limit the position of the anti-slip pad.
Preferably, the front end outer wall of the machine body is close to the lower side and fixedly connected with a control panel, and the lower end outer wall of the fixing rod is fixedly connected with a fixing end.
Preferably, a data line is fixedly connected between the outer wall of the lower end of the machine body and the fixed end to transmit data measured by a turn number sensor, and a terminal is fixedly connected with the outer wall of the upper end of the turn number sensor.
Compared with the prior art, the utility model provides a flow velocity measuring device for a laboratory water tank test, which has the following beneficial effects:
through mounting groove, the fixed plate, fixed frame and balancing weight, when the velocity of flow is measured in the basin in needs, can fix the dead lever in the recess on the fixed plate, and the fixed frame carries out the position of fixed plate the lower extreme simultaneously the lower extreme of fixed frame is provided with the balancing weight and increases self weight, the condition that the velocity of flow leads to the fixed plate to be unable to fix the position of dead lever takes place among the basin, the dead lever after limiting through the fixed plate can keep stable simultaneously, avoid handheld hand to take place to rock and lead to the great condition of measured data error to take place, the flexibility that can keep the measuring position simultaneously, can put fixedly use in the basin optional position.
Drawings
FIG. 1 is a schematic diagram of a flow rate measuring device for laboratory flume tests according to the present utility model.
FIG. 2 is a schematic view of a partial structure of a spiral vane area according to the present utility model.
Fig. 3 is a schematic top view, partially in cross-section, of a mounting plate area according to the present utility model.
In the figure: 1. a body; 2. a display screen; 3. a control panel; 4. a data line; 5. a fixed end; 6. a groove; 7. a fixed rod; 8. spiral leaves; 9. a magnetic plate; 10. a fixed frame; 11. a fixing plate; 12. a threaded hole a; 13. a fixing screw a; 14. balancing weight; 15. a terminal; 16. a turn number sensor; 17. a fixing screw b; 18. a threaded hole b; 19. a bottom plate; 20. a movable groove; 21. an anti-slip mat.
Detailed Description
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.
The utility model provides a flow rate measuring device for laboratory water tank test, as shown in fig. 1-2, comprising a machine body 1 and a display screen 2 embedded in the machine body 1;
the right side of the machine body 1 is provided with a fixed rod 7;
the outer wall of the upper end of the fixed rod 7 is in transmission connection with a turn number sensor 16 to measure the turn number of the fixed rod and the time required by one turn;
the center of the circular outer walls at the left end and the right end of the coil number sensor 16 are fixedly connected with spiral blades 8 so as to drive the coil number sensor 16 to rotate, water is filled in a water tank of a laboratory, different flow rates are simulated in the water tank through a specific machine, a fixed rod 7 is reversely inserted into the water, the spiral blades 8 can be driven by water flow to drive the coil number sensor 16 to rotate, and the coil number sensor 16 can judge the value of the current area flow rate according to the number and the duration of rotation of the spiral blades and display the value on a display screen 2 on a machine body 1;
the circular outer wall of dead lever 7 has cup jointed fixed plate 11, recess 6 that supplies dead lever 7 to pass has been seted up to the inside of fixed plate 11, fixed frame 10 has been cup jointed to the outer wall of fixed plate 11, the lower extreme outer wall fixedly connected with balancing weight 14 of fixed frame 10, after inverting dead lever 7, fixed plate 11 etc. all invert, place fixed frame 10 on the basin edge this moment, balancing weight 14 can increase the weight of fixed frame 10 for fixed plate 11 centre gripping dead lever 7 is more stable when centre gripping dead lever 7, when avoiding the hand to hold to rock, prevent that the water from flowing through the condition emergence that promotes dead lever 7 to rock greatly.
As shown in fig. 1, the outer wall of the upper end of the fixing frame 10 is fixedly connected with a magnetic plate 9 for magnetic attraction and adsorption fixation with an adsorbable water tank, and a plurality of threaded holes a12 are formed in the outer wall of the front end of the fixing plate 11 at equal intervals.
After the fixing frame 10 is inverted, the magnetic plate 9 can be used for adsorbing and fixing on the magnetic water tank.
As shown in fig. 1 and 3, a fixing screw a13 for threaded connection with a threaded hole a12 is disposed at the center of the outer wall of the front end of the fixing frame 10 to limit the position of the fixing plate 11 inside the fixing frame 10, a movable groove 20 is disposed at the left side of the groove 6, a threaded hole b18 is disposed at the outer wall of the left end of the movable groove 20, a fixing screw b17 is threaded on the circular inner wall of the threaded hole b18, a bottom plate 19 is fixedly connected to the outer wall of the right end of the fixing screw b17, and an anti-slip pad 21 is fixedly connected to the outer wall of the bottom plate 19 to abut against the outer wall of the fixing rod 7 and limit the position thereof.
Simultaneously can be according to the demand with the anticlockwise rotation of set screw a13 for fixed plate 11 can be in the inside of fixed frame 10 about moving, thereby the lateral shifting position of control dead lever 7, after adjusting to suitable position, can carry out clockwise rotation with set screw a13 and fix in screw hole a12, simultaneously when dead lever 7 needs the vertical high position of adjustment, the surface that the fixed lever 7 was kept away from to accessible anticlockwise rotation set screw b17 makes slipmat 21, can control dead lever 7 and carry out the vertical movement position control in recess 6's inside, after the position control is accomplished, carry out the butt with slipmat 21 and the surface of dead lever 7 through clockwise rotation set screw b17 and fix.
As shown in fig. 1, the front end outer wall of the machine body 1 is fixedly connected with a control panel 3 near the lower side, and the lower end outer wall of the fixed rod 7 is fixedly connected with a fixed end 5.
The various control programs displayed on the display screen 2 can be controlled for operational use by pressing a plurality of buttons of the control panel 3.
As shown in fig. 1 and 2, a data line 4 is fixedly connected between the outer wall of the lower end of the body 1 and the fixed end 5 to transmit data measured by a turn number sensor 16, and a terminal 15 is fixedly connected to the outer wall of the upper end of the turn number sensor 16.
The data measured by the lap sensor 16 is transmitted to the inside of the body 1 through the data line 4, and is displayed on the display screen 2.
The implementation principle of the embodiment is as follows: the fixed rod 7 is inverted, the fixed frame 10 is placed on the water tank edge, the fixed rod 7 is immersed in a water body simulated in the water tank, flowing water in the water body can push the spiral blade 8 to drive the turn number sensor 16 to rotate, the turn number sensor 16 can measure according to the data of the turn number of the rotation and the time length of one turn, and the data are conveyed into the machine body 1 through the data line 4 to be processed, and the measured data are displayed on the display screen 2.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The flow rate measuring device for the laboratory water tank test comprises a machine body (1) and a display screen (2) embedded in the machine body (1);
a fixed rod (7) is arranged on the right side of the machine body (1);
the outer wall of the upper end of the fixed rod (7) is in transmission connection with a turn number sensor (16) to measure the turn number of the fixed rod and the time required by one turn of rotation;
spiral blades (8) are fixedly connected to the centers of the circular outer walls at the left end and the right end of the turn number sensor (16) so as to drive the turn number sensor (16) to rotate;
the method is characterized in that: the circular outer wall of dead lever (7) has cup jointed fixed plate (11), recess (6) that supply dead lever (7) to pass have been seted up to the inside of fixed plate (11), the outer wall of fixed plate (11) has cup jointed fixed frame (10), the lower extreme outer wall fixedly connected with balancing weight (14) of fixed frame (10).
2. A flow rate measurement device for laboratory flume tests as defined in claim 1, wherein: the fixed frame is characterized in that a magnetic plate (9) is fixedly connected to the outer wall of the upper end of the fixed frame (10) and is magnetically attracted and fixed with the adsorbable water tank, and a plurality of threaded holes a (12) are formed in the outer wall of the front end of the fixed plate (11) at equal intervals.
3. A flow rate measurement device for laboratory flume tests as defined in claim 1, wherein: the fixing frame is characterized in that a fixing screw a (13) which is in threaded connection with a threaded hole a (12) backwards is arranged in the center of the outer wall of the front end of the fixing frame (10) so as to limit the position of the fixing plate (11) in the fixing frame (10), and a movable groove (20) is formed in the left side of the groove (6).
4. A flow rate measurement device for laboratory flume tests as defined in claim 3, wherein: a threaded hole b (18) is formed in the outer wall of the left end of the movable groove (20), and a fixing screw b (17) is connected with the circular inner wall of the threaded hole b (18) in a threaded mode.
5. A flow rate measurement device for laboratory flume tests as defined in claim 4, wherein: the right-end outer wall of the fixed screw b (17) is fixedly connected with a bottom plate (19), and the right-end outer wall of the bottom plate (19) is fixedly connected with an anti-slip pad (21) so as to be abutted against the outer wall of the fixed rod (7) and limit the position of the anti-slip pad.
6. A flow rate measurement device for laboratory flume tests as defined in claim 1, wherein: the front end outer wall of the machine body (1) is close to the lower side and fixedly connected with a control panel (3), and the lower end outer wall of the fixed rod (7) is fixedly connected with a fixed end (5).
7. A flow rate measurement device for laboratory flume tests as defined in claim 1 or 6, wherein: data wires (4) are fixedly connected between the outer wall of the lower end of the machine body (1) and the fixed end (5) to transmit data measured by a turn number sensor (16), and a terminal (15) is fixedly connected with the outer wall of the upper end of the turn number sensor (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322002264.8U CN220305342U (en) | 2023-07-28 | 2023-07-28 | Flow velocity measuring device for laboratory water tank test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322002264.8U CN220305342U (en) | 2023-07-28 | 2023-07-28 | Flow velocity measuring device for laboratory water tank test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220305342U true CN220305342U (en) | 2024-01-05 |
Family
ID=89347760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322002264.8U Active CN220305342U (en) | 2023-07-28 | 2023-07-28 | Flow velocity measuring device for laboratory water tank test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220305342U (en) |
-
2023
- 2023-07-28 CN CN202322002264.8U patent/CN220305342U/en active Active
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