CN211955537U - Flow velocity measuring device - Google Patents
Flow velocity measuring device Download PDFInfo
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- CN211955537U CN211955537U CN202020390930.3U CN202020390930U CN211955537U CN 211955537 U CN211955537 U CN 211955537U CN 202020390930 U CN202020390930 U CN 202020390930U CN 211955537 U CN211955537 U CN 211955537U
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- inserted bar
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- measuring device
- installing frame
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Abstract
The utility model discloses a flow velocity measurement device belongs to liquid flow velocity measurement field. Including the inserted bar, set up the pointed cone in the inserted bar bottom, the installing frame of setting on the inserted bar, the velocity of flow sensor of setting in the installing frame, the velocity of flow calculation appearance that sets up in the inserted bar upper end and be connected with velocity of flow sensor's signal output part and set up the power on the inserted bar, the velocity of flow calculation appearance can be dismantled with the inserted bar and be connected, on the installing frame and lie in the velocity of flow sensor front end be equipped with installing frame articulated filter screen, the filter screen is streamlined, the inserted bar is located the installing frame top and is equipped with camera under water, the utility model provides a high measurement accuracy has reduced equipment fault rate to solved the canal rivers velocity of flow measuring apparatu among the prior art when using, the problem on the velocity of flow sensor is easily twined to debris in the river.
Description
Technical Field
The utility model relates to a liquid velocity of flow measurement field, concretely relates to velocity of flow measuring device.
Background
River and canal water flow velocity measurement is an important test content for monitoring and managing the environment by departments of water conservancy, factories and mines, environmental monitoring, hydrogeological survey, agriculture and the like. However, in various contact-type river water flow velocity measuring instruments in the prior art, as impurities such as waterweeds and the like exist in river water, the impurities in the water often wind on the flow velocity sensor in the measuring process, so that the measuring precision of water flow velocity measurement is reduced, and even the measurement cannot be carried out.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provided a velocity of flow measuring device, concrete technical scheme is as follows:
the utility model provides a flow velocity measuring device, including the inserted bar, the point awl of setting in the inserted bar bottom, the installing frame of setting on the inserted bar, the velocity of flow sensor of setting in the installing frame, the setting is in the inserted bar upper end and the velocity of flow measurement appearance and the power of setting on the inserted bar of being connected with velocity of flow sensor's signal output part, the velocity of flow measurement appearance can be dismantled with the inserted bar and be connected, on the installing frame and lie in the velocity of flow sensor front end be equipped with installing frame articulated filter screen, the filter screen is streamlined, the inserted bar is located the installing frame top and is equipped with camera under water.
Preferably, a plurality of auxiliary fixing rods are arranged on the inserted rod and positioned at the rear end of the flow velocity sensor, and the auxiliary fixing rods are hinged with the inserted rod.
The utility model discloses in set up on the inserted bar and be located the many auxiliary dead levers of velocity of flow sensor rear end, make the inserted bar when inserting the river bottom and receiving the rivers impact, auxiliary dead lever can form the triangle-shaped state with inserted bar and river bottom, carry out the auxiliary fixation to the inserted bar, avoid the inserted bar to be washed down or take place to rock the measuring effect who influences velocity of flow sensor by the rivers impact force in the use, improved the stability of inserted bar in the use and velocity of flow sensor's measurement accuracy.
As preferred, the auxiliary fixing rod sets up to telescopic link and auxiliary fixing rod bottom is equipped with auxiliary fixing awl.
The utility model adopts the auxiliary fixing rod with the structure of the telescopic rod, so that the auxiliary fixing rod can adjust the inclination angle between the auxiliary fixing rod and the river bottom according to the impact force of water flow; when the impact force of the water flow is large, the length of the auxiliary fixing rod is lengthened, and the included angle between the auxiliary fixing rod and the river bottom is reduced and adjusted, so that the impact resistance of the auxiliary fixing rod and the inserted rod is improved; when the water flow impact force is smaller, the length of the auxiliary fixing rod is shortened, and the included angle between the auxiliary fixing rod and the river bottom is adjusted to be increased, so that the fixing stability of the auxiliary fixing rod and the inserted rod is improved. And simultaneously the utility model discloses a set up the supplementary fixed awl in supplementary dead lever bottom, improved the sharpness of supplementary dead lever bottom, the tester of being convenient for has improved during it inserts river bed earth the utility model discloses a practicality and convenience.
Preferably, direction adjusting columns are arranged between the top side and the bottom side of the flow velocity sensor and the mounting frame.
Preferably, one end of the direction adjusting column close to the flow velocity sensor is fixedly connected with the flow velocity sensor, and one end of the direction adjusting column close to the mounting frame is rotatably connected with the mounting frame.
The utility model discloses a all set up direction adjustment post between flow sensor's top side and bottom side and installing frame, when making inserted bar and installing frame rock under the water impact effect, flow sensor can utilize direction adjustment post autogiration and maintain flow sensor parallel with the rivers direction through its self fin effect. Meanwhile, when stubborn sundries are reserved on the surface of the filter screen, and testers manually rotate the inserting rod to remove the sundries on the surface of the filter screen, the flow velocity sensor can automatically rotate by using the direction adjusting column under the action of the tail wing of the flow velocity sensor and keep the flow velocity sensor parallel to the water flow direction.
Preferably, the insertion rod is a telescopic rod.
The utility model discloses an adopt the structure to be the inserted bar of telescopic link, make the testing personnel can select the inserted bar of different length according to user demand and river degree of depth, further improved the utility model discloses a practicality and convenience.
Preferably, the top end of the inserted rod is provided with an anti-lost cable.
The utility model discloses to prevent losing the cable winding in the outside on inserted bar top at idle in-process, take off during the use and prevent losing the both ends that the cable will prevent losing the cable and be connected with inserted bar and bank fixture respectively, avoid the inserted bar to lose in the river after empting.
Preferably, the top end of the inserted bar is provided with a knocking disc, and the knocking disc and the inserted bar are arranged coaxially.
The utility model discloses a set up the dish that strikes on the inserted bar top, the testing personnel of being convenient for strike the inserted bar at the in-process of fixed inserted bar to increase the depth of insertion and the stability of inserted bar.
Preferably, the underwater camera further comprises a display screen connected with the underwater camera.
The utility model discloses well tester accessible and the display screen that the camera is connected under water observe the behavior of parts under water such as velocity of flow sensor, filter screen, and the tester of being convenient for deals with various special situations.
Preferably, the inserted bar, the filter screen and the mounting frame are made of stainless steel.
The utility model discloses an adopt the material to be inserted bar, filter screen and the installing frame of stainless steel, make inserted bar, filter screen and installing frame can not appear in long-time use the condition emergence such as rust, prolonged the utility model discloses a life.
The utility model discloses following beneficial effect has:
the utility model discloses the filter screen that is used for filtering aquatic debris has been installed to the front end that is located velocity of flow sensor on the installing frame. Debris when the river aquatic wafts to flow velocity transducer, aquatic debris is then in advance by the filter screen interception, and the utility model discloses set up the filter screen into streamlined, reduce the frictional force between filter screen and the river in order to reduce the filter screen to the influence of the river velocity of flow, improve flow velocity transducer's measurement accuracy, make simultaneously keep somewhere aquatic debris on filter screen surface can be taken away by the impact force of rivers easily, avoided the debris winding of aquatic on flow velocity transducer and the water velocity measuring error that arouses can't the measuring drawback even.
Meanwhile, a tester can observe the working condition of the flow velocity sensor at any time through an underwater camera which is arranged on the inserted bar and positioned above the mounting frame. When leaving more stubborn debris on the filter screen surface, the testing personnel only need artifical rotatory inserted bar, and when the filter screen turned to other directions, debris in the river then were taken away by the impact force and the rotatory centrifugal force of rivers, the utility model provides high measurement accuracy has reduced equipment failure rate to solved the canal rivers velocity of flow measuring apparatu among the prior art when using, debris in the river easily twine the problem on velocity of flow sensor.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Examples
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly and may, for example, be 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 present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Referring to fig. 1 to 2, the present invention includes an inserting rod 1 for fixing on the riverbed, a pointed cone 2 disposed at the bottom of the inserting rod 1 and used for increasing the sharpness of the inserting rod 1, a mounting frame 3 disposed at the middle end of the inserting rod 1, a flow rate sensor 4 disposed in the mounting frame 3 and used for measuring the flow rate of the river, a flow rate measuring and calculating instrument 5 disposed at the upper end of the inserting rod 1 and connected to the signal output end of the flow rate sensor 4, and a power supply 6 disposed on the inserting rod 1 and used for providing the working power. The flow velocity sensor 4 adopts a model LS10B propeller type flow velocity sensor 4, the measuring range is 0.1-4.0m/s, the working water depth is more than 0.1m, the signal number is 1-to-4 signals, and the maximum working time is 10 h. The flow velocity measurement and calculation instrument 5 can be dismantled with the inserted bar 1 and be connected and flow velocity sensor 4 and flow velocity measurement and calculation instrument 5 between be connected through the transmission line, the transmission line setting is inside in order to satisfy the waterproof requirement of transmission line at inserted bar 1. The material that inserted bar 1, filter screen 7 and installing frame 3 adopted is the stainless steel, the utility model discloses an adopt the material to be inserted bar 1, filter screen 7 and installing frame 3 of stainless steel, make inserted bar 1, filter screen 7 and installing frame 3 can not appear in long-time use the condition such as rust take place, prolonged the utility model discloses a life.
Referring to fig. 1, inserted bar 1 sets up to the telescopic link, makes the testing personnel can select the inserted bar 1 of different length according to user demand and river degree of depth, has further improved the utility model discloses a practicality and convenience, 1 tops of inserted bar are equipped with strikes dish 12, strike dish 12 and the setting of inserted bar 1 coaxial line, the utility model discloses a setting is at the striking dish 12 on 1 tops of inserted bar, and the testing personnel of being convenient for strikes inserted bar 1 at the in-process of fixed inserted bar 1 to increase the degree of depth of insertion and the stability of inserted bar 1. And 1 top of inserted bar is equipped with and is used for preventing the anti-lost cable 11 that inserted bar 1 lost, the utility model discloses will prevent losing cable 11 winding in the outside on 1 top of inserted bar at idle in-process, take off during the use and prevent losing cable 11 and will prevent losing the both ends of cable 11 and be connected with inserted bar 1 and bank fixture respectively, avoid inserted bar 1 to lose in the river after empting.
The mounting frame 3 is provided with a filter screen 7 hinged with the mounting frame 3 at the front end of the flow velocity sensor 4, the filter screen 7 is streamline, the friction force between the filter screen 7 and river water is reduced to reduce the influence of the filter screen 7 on the river flow velocity, and the measurement precision of the flow velocity sensor 4 is improved. Inserted bar 1 is equipped with camera 8 under water and is located the 3 tops of installing frame, the utility model discloses still include the display screen 81 of being connected with camera 8 under water. The tester can observe the working conditions of underwater components such as the flow velocity sensor 4 and the filter screen 7 through the display screen 81 connected with the underwater camera 8, and the tester can conveniently deal with various special conditions. The utility model discloses install filter screen 7 that is used for filtering aquatic debris on installing frame 3 and be located flow sensor 4's front end. Debris when the river aquatic wafts to velocity sensor 4 the time, aquatic debris then is intercepted by filter screen 7 in advance, and the utility model discloses set up filter screen 7 to streamlined, make and keep somewhere aquatic debris on filter screen 7 surface can be taken away by the impact force of rivers easily, avoided the debris winding of aquatic on velocity sensor 4 and the water velocity measuring error that arouses can't the measuring drawback even.
Meanwhile, a tester can observe the working condition of the flow velocity sensor 4 at any time through the underwater camera 8 which is arranged on the inserted bar 1 and positioned above the mounting frame 3. When 7 surfaces of filter screen had been left more stubborn debris, the testing personnel only needed artifical rotatory inserted bar 1, when 7 when turning to other directions of filter screen, debris in the river water then was taken away by the impact force and the rotatory centrifugal force of rivers, the utility model provides high measurement accuracy has reduced equipment failure rate to solved the canal rivers velocity of flow measuring apparatu among the prior art when using, debris in the river water easily twines the problem on velocity of flow sensor 4.
Referring to fig. 1 and 2, direction adjusting columns 10 are respectively arranged between the top side and the bottom side of the flow velocity sensor 4 and the mounting frame 3, one ends of the direction adjusting columns 10, which are close to the flow velocity sensor 4, are fixedly connected with the flow velocity sensor 4, and one ends of the direction adjusting columns 10, which are close to the mounting frame 3, are rotatably connected with the mounting frame 3. The utility model discloses an all set up direction adjustment post 10 between flow sensor 4's top side and bottom side and installing frame 3, when making inserted bar 1 and installing frame 3 rock under the water impact effect, flow sensor 4 can be through the fin effect of its self, utilizes direction adjustment post 10 autogiration and maintains flow sensor 4 parallel with the rivers direction. Meanwhile, when stubborn sundries are left on the surface of the filter screen 7 and testers manually rotate the inserting rod 1 to remove the sundries on the surface of the filter screen 7, the flow velocity sensor 4 can automatically rotate through the tail wing of the flow velocity sensor 4 and keep the flow velocity sensor 4 parallel to the water flow direction by using the direction adjusting column 10.
Two auxiliary fixing rods 9 are arranged on the inserted bar 1 and at the rear end of the flow velocity sensor 4, and the auxiliary fixing rods 9 are hinged with the inserted bar 1. The utility model discloses in set up on inserted bar 1 and be located many auxiliary fixing pole 9 of flow velocity sensor 4 rear end, make inserted bar 1 when inserting the river bottom and accept the rivers impact, auxiliary fixing pole 9 can form the triangle-shaped state with inserted bar 1 and river bottom, carry out auxiliary fixation to inserted bar 1, avoid inserted bar 1 to be washed down or take place to rock the measuring effect who influences flow velocity sensor 4 by the rivers impact force in the use, the stability of inserted bar 1 in the use and flow velocity sensor 4's measurement accuracy have been improved.
The auxiliary fixing rod 9 is a telescopic rod, the bottom end of the auxiliary fixing rod 9 is provided with an auxiliary fixing cone 91, and the auxiliary fixing rod 9 with a telescopic rod structure is adopted, so that the inclination angle between the auxiliary fixing rod 9 and the river bottom can be adjusted by the auxiliary fixing rod 9 according to the impact force of water flow; when the impact force of the water flow is large, the length of the auxiliary fixing rod 9 is lengthened, and the included angle between the auxiliary fixing rod 9 and the river bottom is reduced and adjusted, so that the impact resistance of the auxiliary fixing rod 9 and the inserted link 1 is improved; when the water flow impact force is smaller, the length of the auxiliary fixing rod 9 is shortened, and the included angle between the auxiliary fixing rod 9 and the river bottom is adjusted to be increased, so that the fixing stability of the auxiliary fixing rod 9 and the inserted link 1 is improved. And simultaneously the utility model discloses a setting has improved the sharpness of supplementary dead lever 9 bottom at supplementary fixed awl 91 of supplementary dead lever 9 bottom, and the testing personnel of being convenient for has improved during it inserts river bed earth the utility model discloses a practicality and convenience.
It is to be noted that, in this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion, so that an article or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting 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. The utility model provides a flow velocity measurement device, its characterized in that includes inserted bar (1), sets up sharp awl (2) in inserted bar (1) bottom, sets up installing frame (3) on inserted bar (1), sets up velocity of flow sensor (4) in installing frame (3), sets up in inserted bar (1) upper end and with velocity of flow sensor (4) signal output part be connected velocity of flow calculation appearance (5) and set up power (6) on inserted bar (1), velocity of flow calculation appearance (5) can be dismantled with inserted bar (1) and be connected, installing frame (3) are gone up and are located velocity of flow sensor (4) front end and are equipped with filter screen (7) with installing frame (3) articulated, filter screen (7) are streamlined, inserted bar (1) are located installing frame (3) top and are equipped with camera (8) under water.
2. The flow rate measuring device according to claim 1, wherein a plurality of auxiliary fixing rods (9) are arranged on the insert rod (1) and at the rear end of the flow rate sensor (4), and the auxiliary fixing rods (9) are hinged with the insert rod (1).
3. The flow rate measuring device according to claim 2, wherein the auxiliary fixing rod (9) is provided as a telescopic rod and the bottom end of the auxiliary fixing rod (9) is provided with an auxiliary fixing cone (91).
4. Flow rate measuring device according to claim 1, characterised in that direction adjustment posts (10) are provided between the top and bottom sides of the flow rate sensor (4) and the mounting frame (3).
5. The flow velocity measuring device according to claim 4, wherein one end of the direction adjusting column (10) close to the flow velocity sensor (4) is fixedly connected with the flow velocity sensor (4), and one end of the direction adjusting column (10) close to the mounting frame (3) is rotatably connected with the mounting frame (3).
6. The flow rate measuring device according to claim 1, wherein the insert rod (1) is provided as a telescopic rod.
7. The flow rate measuring device according to claim 1, wherein the plunger (1) is provided at its top end with a loss prevention cable (11).
8. The flow rate measuring device according to claim 1, wherein the top end of the insert rod (1) is provided with a knocking disc (12), and the knocking disc (12) and the insert rod (1) are coaxially arranged.
9. Flow rate measuring device according to claim 1, further comprising a display screen (81) connected to the underwater camera (8).
10. The flow rate measuring device according to claim 1, wherein the material of the insert rod (1), the filter screen (7) and the mounting frame (3) is stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020390930.3U CN211955537U (en) | 2020-03-24 | 2020-03-24 | Flow velocity measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020390930.3U CN211955537U (en) | 2020-03-24 | 2020-03-24 | Flow velocity measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN211955537U true CN211955537U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020390930.3U Active CN211955537U (en) | 2020-03-24 | 2020-03-24 | Flow velocity measuring device |
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| CN (1) | CN211955537U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102558477B1 (en) * | 2023-03-23 | 2023-07-21 | 주식회사 미래환경연구원 | Rotor type current meter |
| KR102572061B1 (en) * | 2023-03-23 | 2023-08-30 | 주식회사 미래환경연구원 | Electromagnetic current meter |
| KR102572068B1 (en) * | 2023-03-23 | 2023-08-30 | 주식회사 에코엔지니어링 | Differential pressure type current meter |
| KR102573159B1 (en) * | 2023-03-23 | 2023-08-31 | 주식회사 에코엔지니어링 | Vortex current meter |
-
2020
- 2020-03-24 CN CN202020390930.3U patent/CN211955537U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102558477B1 (en) * | 2023-03-23 | 2023-07-21 | 주식회사 미래환경연구원 | Rotor type current meter |
| KR102572061B1 (en) * | 2023-03-23 | 2023-08-30 | 주식회사 미래환경연구원 | Electromagnetic current meter |
| KR102572068B1 (en) * | 2023-03-23 | 2023-08-30 | 주식회사 에코엔지니어링 | Differential pressure type current meter |
| KR102573159B1 (en) * | 2023-03-23 | 2023-08-31 | 주식회사 에코엔지니어링 | Vortex current meter |
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