CN216283739U - Water flow tester suitable for irregular section - Google Patents

Water flow tester suitable for irregular section Download PDF

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Publication number
CN216283739U
CN216283739U CN202122736794.6U CN202122736794U CN216283739U CN 216283739 U CN216283739 U CN 216283739U CN 202122736794 U CN202122736794 U CN 202122736794U CN 216283739 U CN216283739 U CN 216283739U
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water
flow
bag
hoop
water flow
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CN202122736794.6U
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马雪梅
谢兴隆
龚磊
张怀胜
王华飞
苏循新
李伟
张梦南
王晓燕
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Center for Hydrogeology and Environmental Geology CGS
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Center for Hydrogeology and Environmental Geology CGS
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Abstract

The utility model relates to a water flow determinator suitable for irregular sections, which comprises a water flow collector and a flow measurement bag, wherein the water flow collector comprises a hoop, a water collection bag and a handle; the water inlet of the flow measurement bag is communicated with the bottom of the water collection bag, and scales are arranged on the flow measurement bag. When a worker uses the tester to measure the flow of an area with small flow and irregular cross section, the elastic part of the hoop can be abutted against the underlying surface of the water flow to deform the underlying surface and tightly fit with the wet circumference of the cross section, so that the water collecting bag can collect the cross section water flow to the maximum extent, the timing is started again, and the collection and the timing are stopped when the water flow collected in the flow measuring bag reaches a certain amount. Then, the ratio of the water collection amount to the time is calculated, and the section flow can be accurately obtained.

Description

Water flow tester suitable for irregular section
Technical Field
The utility model relates to the technical field of flow measuring instruments, in particular to a water flow measuring instrument suitable for irregular sections.
Background
In research and evaluation of relevant topics such as basement rock mountain underground water resource quantity and conversion of underground water and surface water, the flow is an important parameter, so how to measure the section flow more accurately is an important task.
Most of the existing flow measuring tools are a current meter, a triangular weir and the like. However, they all have certain limitations during their use, such as the water flow needs to reach a certain depth, needs to be in a certain flow range, etc. Therefore, the flow measurement cannot be performed on the area with small flow through the conventional measurement tool.
Patent CN201410222040.0 discloses a small flow outcrop spring flow measuring device. Although the length of the whole device can be adjusted through the scroll, the baffle and other parts, the measuring device can be suitable for areas with small flow and shallow depth. But it can not measure the flow of the water in the areas with irregular cross section (such as stream, spring water, etc.) or complex conditions of the underlying surface of the water flow in the field environment.
Therefore, a water flow meter is needed to enable workers to accurately measure the flow of water in areas with small flow and irregular water passing sections.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a water flow meter suitable for irregular cross sections, so that a worker can accurately measure the flow of an area with small flow and irregular cross section.
The utility model provides a water flow measuring instrument suitable for irregular sections, which comprises a water flow collector and a flow measuring bag, wherein the water flow collector comprises a hoop, a water collecting bag and a handle, the top of the water collecting bag is fixedly connected with the hoop to form a water collecting opening, one side of the hoop is provided with an elastic hoop, the rest part of the hoop is provided with a hard hoop, and the handle is fixedly connected with the hard part of the hoop;
the water inlet of the flow measurement bag is communicated with the bottom of the water collection bag, and scales are arranged on the flow measurement bag.
Further, the handle is opposite to the elastic portion of the band.
Furthermore, be applicable to irregular cross section's discharge of water apparatus still includes the time-recorder, the time-recorder inlays to be located the inside of handle.
Furthermore, the water flow measuring instrument suitable for irregular sections further comprises a switching device, the switching device is provided with a first water outlet and a second water outlet which can be opened or closed, the bottom of the water collecting bag is communicated with the water inlet of the switching device, and the first water outlet of the switching device is communicated with the water inlet of the flow measuring bag.
Further, the switching device is a three-way valve joint.
Furthermore, the water flow measuring instrument suitable for irregular sections further comprises a suspended matter sampler, wherein a water inlet of the suspended matter sampler is communicated with the first water outlet of the switching device, and a water outlet of the suspended matter sampler is communicated with a water inlet of the flow measuring bag.
Furthermore, the suspended matter sampler comprises a shell and a plurality of screens, a water inlet of the shell is communicated with a first water outlet of the switching device, and a water outlet of the shell is communicated with a water inlet of the flow measurement bag;
the inside of casing be formed with the installation cavity of the water inlet of casing and delivery port intercommunication, a plurality of the screen cloth interval set up in the inside of installation cavity, and with the chamber wall of installation cavity can be dismantled and be connected, a plurality of the aperture of screen cloth by the water inlet of casing extremely the delivery port of casing reduces in proper order.
Furthermore, the water flow measuring instrument suitable for irregular sections further comprises a lifting device, and the lifting device is fixedly connected with the bottom of the water collecting bag.
Furthermore, the lifting device comprises a flexible rope and a pull ring, one end of the flexible rope is fixedly connected with the bottom of the water collecting bag, and the other end of the flexible rope is fixedly connected with the pull ring.
Furthermore, the water flow measuring instrument suitable for irregular sections further comprises a floating ball, and the floating ball is placed in the flow measuring bag.
Compared with the prior art, the utility model provides the water flow measuring instrument suitable for the irregular cross section. When a worker uses the tester to measure the flow of an area with small flow and irregular cross section, the elastic part of the hoop can be abutted against the underlying surface of the water flow to deform the underlying surface and tightly fit with the wet circumference of the cross section, so that the water collecting bag can collect the cross section water flow to the maximum extent, the timing is started again, and the collection and the timing stop are carried out after the water flow collected in the flow measuring bag reaches a certain amount. Then, the ratio of the water collection amount to the time is calculated, and the section flow can be accurately obtained.
In addition, because the water collecting bag and the flow measuring bag in the measuring instrument are both flexible parts, the measuring instrument also has the advantage of convenient carrying.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of a water flow rate measuring instrument suitable for irregular cross sections according to the present invention;
FIG. 2 is a top view of a preferred embodiment of a water collector for use in a water flow meter for measuring water flow having an irregular cross-section according to the present invention.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the utility model and together with the description, serve to explain the principles of the utility model and not to limit the scope of the utility model.
Referring to fig. 1 and 2, the present invention provides a water flow measuring instrument suitable for irregular cross-sections, which comprises a water collector 1 and a flow measuring bag 2. The water flow collector 1 comprises a hoop 11, a water collecting bag 12 and a handle 13, wherein the top of the water collecting bag 12 is fixedly connected with the hoop 11 and forms a water collecting opening.
One side of the hoop 11 is an elastic hoop, and the elastic part 111 of the hoop 11 can deform when a worker abuts against the elastic part under the complicated water flow to cushion the surface and is tightly attached to the wet periphery of the section, so that the water collecting bag 12 can collect the water flow of the section to the maximum extent.
Specifically, the elastic portion 111 of the ferrule 11 may be made of soft iron having flexibility and support. In addition, since the water collecting bag 12 needs to be deformed following the deformation of the elastic portion 111 of the hoop 11 and the side surface of the water collecting bag 12 is always in contact with the water flow underlying surface during the actual use, in a more preferred embodiment, the water collecting bag 12 should be made of a material having a certain flexibility, such as rubber.
It should be noted that the ratio of the elastic portion 111 of the band 11 to the band 11 may be determined by actual conditions as long as the function can be achieved, and the utility model is not limited thereto.
The rest of the hoop 11 is a hard hoop to support the water collecting bag 12. The handle 13 is fixedly connected with the hard part 112 of the hoop 11 so as to facilitate the flow measuring operation of workers. The water inlet of the flow measurement bag 2 is communicated with the bottom of the water collection bag 12 through a conduit, so that water flow is stored in the process of collecting water flow by the water collection bag 12. In addition, because the flow measuring bag 2 is provided with scales, the staff can judge the current water collecting amount according to the scales. In order to facilitate the staff to judge the current water collection amount, in a more preferred embodiment, the flow measurement bag 2 should be made of a transparent material.
When a worker uses the water flow measuring instrument suitable for irregular sections to measure the flow of an area with small flow and irregular cross section of water, the elastic part 111 of the hoop 11 is firstly abutted against the underlying surface of the water flow to deform the underlying surface and is tightly attached to the wet periphery of the cross section, so that the water collecting bag 12 can collect the cross section water flow to the maximum extent, the timing is started again, the collection and the timing are stopped again after the water flow collected in the flow measuring bag 2 reaches a certain amount, and then the ratio of the water collecting amount to the time is calculated again, so that the cross section flow can be accurately obtained.
In addition, the water collecting bag 12 and the flow measuring bag 2 in the water flow measuring instrument suitable for irregular sections are flexible parts, so the water flow measuring instrument suitable for irregular sections also has the advantage of being convenient to carry.
Referring to fig. 2, as a preferred embodiment, the handle 13 is opposite to the elastic portion 111 of the band 11. Compared with other structures, the water flow collector 1 with the structure is more convenient for a worker to carry out flow measurement operation.
As a preferable embodiment, the water flow meter suitable for irregular cross sections further comprises a timer, and the timer is embedded in the handle 13, so that a worker can time in the flow measuring process. In this embodiment, the timer is a simple electronic button timer, but the timer may also be other timing devices, which is not limited in the present invention.
Referring to fig. 1, as a preferred embodiment, the water flow meter suitable for irregular cross-sections further includes a switching device 3, the switching device 3 has a first water outlet and a second water outlet which can be opened or closed, the bottom of the water collecting bag 12 is communicated with the water inlet of the switching device 3 through a pipeline, and the first water outlet of the switching device 3 is communicated with the water inlet of the flow measuring bag 2 through a pipeline. Through the opening or closing of the first water outlet and the second water outlet, a worker can control water flow to flow out of the first water outlet or the second water outlet.
In the actual use process, a worker can close the first water outlet, open the second water outlet, attach the elastic part 111 of the hoop 11 to the wet periphery of the section, so that the water flow collected by the water collecting bag 12 flows out from the second water outlet, close the second water outlet after the water flow state is stable, open the first water outlet, and allow the water flow to flow into the flow measuring bag 2 from the first water outlet. By the aid of the method, errors caused by unstable water flow in an actual measuring process can be reduced.
In a preferred embodiment, the switching device 3 is a three-way valve joint, which is simpler in structure and lower in cost than other switching devices.
With reference to fig. 1, as a preferred embodiment, the water flow measuring apparatus for irregular cross-sections further includes a suspended matter sampler 4, a water inlet of the suspended matter sampler 4 is connected to the first water outlet of the switching device 3 through a pipe, and a water outlet of the suspended matter sampler 4 is connected to the water inlet of the flow measuring bag 2 through a pipe.
In actual use, when water flows through the suspended matter sampler 4, the suspended matter sampler 4 can collect phytoplankton therein. Then, the density of the phytoplankton in the water body can be measured while measuring the flow by combining the water collecting amount in the water collecting bag 12.
As a preferred embodiment, the suspended matter sampler 4 comprises a housing and a plurality of screens, a water inlet of the housing is communicated with a first water outlet of the switching device 3 through a pipeline, and a water outlet of the housing is communicated with a water inlet of the flow measurement bag 2 through a pipeline. The inside of casing be formed with the water inlet of casing and the column installation cavity of delivery port intercommunication, a plurality of the screen cloth interval set up in the inside of installation cavity, and with the chamber wall of installation cavity can be dismantled and be connected, a plurality of the aperture of screen cloth by the water inlet of casing extremely the delivery port of casing reduces in proper order.
In the actual use process, when the water flow passes through a plurality of the screens, the screens can collect the phytoplankton with different sizes respectively, and then the measurement of the density of different types of phytoplankton in the water body can be completed at the same time of measuring the flow by combining the water collection amount in the water collection bag 12.
Referring to fig. 1, as a preferred embodiment, the water flow measuring instrument for irregular cross sections further includes a lifting device 5, and the lifting device 5 is fixedly connected to the bottom of the water collecting bag 12. After the measurement is finished, accumulated water is generally reserved in the water collecting bag 12, and at the moment, a worker can lift the bottom of the water collecting bag 12 through the lifting device 5 to pour out the accumulated water in the water collecting bag. Compared with a direct pouring mode, the pouring mode through the lifting device 5 is more convenient.
With reference to fig. 1, as a preferred embodiment, the lifting device 5 includes a flexible rope 51 and a pull ring 52, one end of the flexible rope 51 is fixedly connected to the bottom of the water collecting bag 12, and the other end of the flexible rope 51 is fixedly connected to the pull ring 52. Compared with other embodiments, the lifting device 5 in this embodiment has a simpler structure and is more practical.
With reference to fig. 1, as a preferred embodiment, the water flow meter for irregular cross section further includes a floating ball 6, and the floating ball 6 is disposed in the flow measuring bag 2. Because the floating ball 6 has the function of stopping water (namely, after the water amount in the flow measuring bag 2 reaches a certain degree, the floating ball 6 can float upwards and block the water inlet of the flow measuring bag 2), in the actual use process, a worker can change the water amount which can be contained in the water collecting bag 12 by replacing the floating ball 6 with different sizes.
For a better understanding of the present invention, the following detailed description of the present invention is made with reference to fig. 1 to 2:
when a worker uses the water flow measuring instrument provided by the utility model to measure the flow of an area with small flow and irregular cross section of water, the elastic part 111 of the hoop 11 is firstly abutted against the underlying surface of the water flow to deform the underlying surface and is tightly attached to the wet circumference of the cross section, so that the water collecting bag 12 can collect the cross section water flow to the maximum extent, the water flow is switched by the switching device 3 after the water flow is stable, the water flow flows into the flow measuring bag 2, the time is started by the timer, and the collection and the time stop are carried out after the water flow collected in the flow measuring bag 2 reaches a certain amount. Then, the ratio of the water collection amount to the time is calculated, and the section flow can be accurately obtained.
In conclusion, the water flow measuring instrument provided by the utility model can be used for accurately measuring the flow of the areas with small flow and irregular water passing sections by the workers.
Moreover, because the water collecting bag and the flow measuring bag in the water flow measuring instrument are both flexible parts, the water flow measuring instrument also has the advantage of being convenient to carry. Due to the existence of the switching device, the water flow measuring instrument can reduce errors caused by unstable water flow and further improve the measuring precision.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.

Claims (10)

1. A water flow measuring instrument suitable for irregular sections is characterized by comprising a water flow collector and a flow measuring bag, wherein the water flow collector comprises a hoop, a water collecting bag and a handle, the top of the water collecting bag is fixedly connected with the hoop to form a water collecting opening, one side of the hoop is provided with an elastic hoop, the rest part of the hoop is provided with a hard hoop, and the handle is fixedly connected with the hard part of the hoop;
the water inlet of the flow measurement bag is communicated with the bottom of the water collection bag, and scales are arranged on the flow measurement bag.
2. The apparatus according to claim 1, wherein the handle is opposite to the elastic portion of the band.
3. The apparatus according to claim 1, further comprising a timer embedded in the handle.
4. The apparatus according to claim 1, further comprising a switching device having a first outlet and a second outlet, wherein the first outlet of the water collecting bag is connected to the inlet of the switching device, and the first outlet of the switching device is connected to the inlet of the flow measuring bag.
5. The apparatus according to claim 4, wherein the switching device is a three-way valve adapter.
6. The apparatus of claim 4, further comprising a suspension sampler, wherein the water inlet of the suspension sampler is connected to the first water outlet of the switching device, and the water outlet of the suspension sampler is connected to the water inlet of the flow measurement bag.
7. The apparatus according to claim 6, wherein the suspended matter sampler comprises a housing and a plurality of screens, the housing has a water inlet communicated with the first water outlet of the switching device, and the housing has a water outlet communicated with the water inlet of the flow measurement bag;
the inside of casing be formed with the installation cavity of the water inlet of casing and delivery port intercommunication, a plurality of the screen cloth interval set up in the inside of installation cavity, and with the chamber wall of installation cavity can be dismantled and be connected, a plurality of the aperture of screen cloth by the water inlet of casing extremely the delivery port of casing reduces in proper order.
8. The apparatus for measuring water flow rate of irregular cross section according to claim 1, further comprising a pulling device, wherein the pulling device is fixedly connected to the bottom of the water collecting bag.
9. The apparatus for measuring water flow rate of irregular cross-section according to claim 8, wherein the lifting device comprises a flexible string and a pull ring, one end of the flexible string is fixedly connected with the bottom of the water collecting bag, and the other end of the flexible string is fixedly connected with the pull ring.
10. The apparatus of claim 1, further comprising a floating ball disposed in the flow measuring bag.
CN202122736794.6U 2021-11-09 2021-11-09 Water flow tester suitable for irregular section Active CN216283739U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122736794.6U CN216283739U (en) 2021-11-09 2021-11-09 Water flow tester suitable for irregular section

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122736794.6U CN216283739U (en) 2021-11-09 2021-11-09 Water flow tester suitable for irregular section

Publications (1)

Publication Number Publication Date
CN216283739U true CN216283739U (en) 2022-04-12

Family

ID=81007548

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122736794.6U Active CN216283739U (en) 2021-11-09 2021-11-09 Water flow tester suitable for irregular section

Country Status (1)

Country Link
CN (1) CN216283739U (en)

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