CN210572821U - Tipping bucket formula rainfall measurement ware convenient to clear away impurity - Google Patents
Tipping bucket formula rainfall measurement ware convenient to clear away impurity Download PDFInfo
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- CN210572821U CN210572821U CN201920769406.4U CN201920769406U CN210572821U CN 210572821 U CN210572821 U CN 210572821U CN 201920769406 U CN201920769406 U CN 201920769406U CN 210572821 U CN210572821 U CN 210572821U
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- tipping bucket
- funnel
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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
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Abstract
The utility model provides a tipping bucket formula rainfall measurement ware convenient to clear away impurity, this technique has abandoned the scheme that only relies on the count tipping bucket to calculate the water yield, set up the contact on the upper and lower tipping bucket respectively, utilize the contact to touch the principle of pressing the switch at the in-process of swaing, calculate the water yield of flowing through upper and lower tipping bucket respectively, and the count tipping bucket then follows the count principle of tongue tube, the average value is got to the three water yield, help reducing the systematic error that causes because of count tipping bucket volume threshold value is inaccurate. On this basis, the utility model discloses utilize the screw structure of buckle and round platform to place the filter screen pressure in wherein, can realize stable fixed and convenient dismouting of filter screen. Meanwhile, the back flushing function is realized by utilizing the bypass pipe and the valve structure, and the blockage can be timely and conveniently broken. Use the utility model discloses, can overcome a great deal of detail problems that the bucket-type rain gauge faces in the use to the result of use has been improved.
Description
Technical Field
The utility model relates to a rain gauge technical field, concretely relates to tipping bucket formula rainfall measurement ware convenient to clear away impurity.
Background
The precipitation is an important meteorological element, and the precipitation measurement plays an important role in the fields of meteorology, hydrology, oceans, environment and the like, and has an important significance on the safety of aviation and railway traffic. The rain gauge is also called as a rain gauge or a rain gauge, is an instrument for measuring the rainfall in a certain area within a period of time, and is commonly of a siphon type and a tipping bucket type.
The tipping bucket type rain gauge is a telemetering rain gauge consisting of a sensor and a signal recorder, wherein the sensor consists of a water bearing device, a loading tipping bucket, a metering tipping bucket, a counting tipping bucket, a dry spring switch and the like; the recorder is composed of a counter, a recording pen, a self-recording clock, a control circuit board and the like. The working principle is as follows: rainwater enters the water receiver from the water receiving port at the uppermost end, falls into the water receiving funnel and flows into the tipping bucket through the funnel port, and when the accumulated water amount reaches a certain height (such as 0.1 mm), the tipping bucket is overturned out of balance. And each time the tipping bucket topples, the switch is switched on to transmit a pulse signal to the recorder, and the recorder controls the self-recording pen to record the rainfall, so that the rainfall process can be measured in a reciprocating manner.
The accuracy of the rain gauge is directly related to the reliability of measured data, and the measurement accuracy is particularly important in the aspects of artificial rainfall effect inspection and meteorological scientific research. In the prior art, a conventional skip bucket type rain gauge calculates the rainfall by taking a skip bucket positioned at the lowest end as a measuring basis, that is, by combining the swinging times of the skip bucket at the lowest end with a volume threshold value of the skip bucket executing swinging, and this mode has a certain error due to the influence of the volume thereof, and how to reduce such systematic error under this condition becomes a technical problem to be solved urgently.
In addition, in order to avoid a large amount of impurities in the rainwater of the funnel from entering the device, a filter assembly needs to be additionally arranged at the funnel, and the conventional filter assembly is placed at the funnel, so that the filter assembly is inconvenient to disassemble and assemble. In addition, when the content of impurities in wind and rain is high, the upper port of the funnel can be blocked, and the conventional tipping bucket rain gauge can only discharge the blockage manually at present, so that the operation is inconvenient.
Disclosure of Invention
The utility model discloses aim at to prior art's technical defect, provide a tipping bucket formula rainfall measurement ware convenient to clear away impurity to solve among the prior art filter media and fix inconvenient technical problem in tipping bucket formula rainfall meter funnel department.
The utility model discloses another technical problem who solves is how more convenient abolish the jam of tipping bucket formula rain gauge funnel department.
The utility model discloses the still another technical problem who solves is how to reduce the systematic error that causes because of the inaccurate volume threshold value of count tipping bucket.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
a tipping bucket type rainfall gauge convenient for impurity removal comprises a double-layer frame, an upper frame plate, a funnel, an upper tipping bucket, an upper contact, an upper touch switch, a diversion trench, a collecting bucket, a lower frame plate, a lower tipping bucket, a lower contact, a lower touch switch, a counting tipping bucket and a base, wherein the upper frame plate is fixedly connected to the upper layer of the double-layer frame, the funnel is vertically and fixedly connected to the upper frame plate, the upper tipping bucket is hinged to the upper frame plate and located below the funnel, the upper tipping bucket is fixedly connected to the upper tipping bucket, 2 upper touch switches are fixedly connected to the upper frame plate, and the 2 upper touch switches are respectively located on two sides of the upper contact; flow guide grooves are fixedly connected below two ends of the upper tipping bucket, a collecting bucket is also fixedly connected to the upper layer of the double-layer frame, and the flow guide grooves are communicated with the collecting bucket; the lower layer of the double-layer frame is fixedly connected with a lower frame plate, a lower tipping bucket and a counting tipping bucket are respectively hinged on the lower frame plate, a lower contact is fixedly connected on the lower tipping bucket, 2 lower touch switches are fixedly connected on the lower frame plate, and the 2 lower touch switches are respectively positioned on two sides of the lower contact; the counting tipping bucket is positioned below the lower tipping bucket, the double-layer frame is fixedly connected to the base, a through hole is formed in the base, and the lower port of the counting tipping bucket is positioned above the through hole.
Preferably, the funnel comprises a circular table, a filter screen and a buckling ring, wherein the circular table is arranged at the lower end of the variable-diameter portion of the funnel, an internal thread is arranged on the inner wall of the circular table, an external thread is arranged on the outer wall of the buckling ring, the filter screen is placed in the circular table, a thread of the buckling ring is connected to the circular table, and the filter screen is pressed between the buckling ring and the circular table.
Preferably, the air pump further comprises a bypass pipe and a valve, wherein the bypass pipe is connected to the side wall of the funnel, the valve is arranged on the funnel and positioned below the bypass pipe, and the bypass pipe is connected to the air pump.
Preferably, the funnel further comprises a fan, the fan is located at the upper port of the funnel, and the axis of the fan is perpendicular to the axis of the funnel.
Preferably, the funnel comprises a cylinder body, a water receiving hopper and a ring body, wherein the water receiving hopper is fixedly connected to the upper port of the cylinder body, an annular gap between the water receiving hopper and the upper port of the cylinder body is buckled and pressed by the ring body, the cylinder body is fixedly connected to the base, and the lower port of the water receiving hopper is connected with the upper port of the funnel.
In the above solution, the volume threshold refers to the amount of water contained inside the container at the moment when the container starts to swing from rest. In the technical scheme, the specification of the upper tipping bucket is the same as that of the lower tipping bucket.
In the technical scheme, the double-layer frame is used for bearing the upper frame plate and the lower frame plate and is connected with the base; the funnel is used for receiving rainwater; the upturning bucket is used for receiving rainwater from the funnel, and is hinged on the upper frame plate, and meanwhile, the middle of the upturning bucket is separated by the partition plate, so that when the water amount on one side of the upturning bucket is excessive, the upturning bucket falls down, water enters the collecting bucket through the diversion trench, the other side of the upturning bucket is lifted to reach the lower part of the funnel to receive water, and the operation is repeated in such a way; the upper contact is used for touching the upper touch switch when swinging each time; the upper touch pressure switch is used for recording the touched times so as to obtain the swinging times of the upper tipping bucket, and the total water quantity flowing through the upper tipping bucket is calculated according to the swinging times and the volume threshold; the diversion trench is used for pouring water into the collecting hopper; the collecting hopper is used for guiding water into the lower tipping bucket, and the matching mode among the lower tipping bucket, the collecting hopper, the lower contact and the lower touch switch is the same as the matching mode among the upper tipping bucket, the funnel, the upper contact and the upper touch switch; the lower tipping bucket guides water into the counting tipping bucket so as to enable the counting tipping bucket to swing, a permanent magnet is fixedly connected onto the counting tipping bucket, a reed switch is fixedly connected onto the lower frame plate, the permanent magnet on the counting tipping bucket sweeps across the reed switch once every time the counting tipping bucket swings, the reed switch is instantaneously closed once due to magnetization, and a switching signal is transmitted once, so that the total water quantity flowing through is calculated according to the swinging times and the volume threshold; the utility model discloses calculate the total water yield of the tipping bucket, lower tipping bucket, the count tipping bucket of flowing through respectively, then get the average value to reduce systematic error to a certain extent, help improving measurement accuracy.
In preferred technical scheme, the round platform is the slot-shaped for hold the filter screen, and the buckle ring connects fixedly with the round platform silk, thereby places the filter screen pressure in wherein, based on this kind of structure, not only can realize the fixed of filter screen, change that moreover can be convenient. The bypass pipe is used for performing back flushing when the hopper is blocked, and the lower port needs to be sealed by a valve when the back flushing is performed; on the basis, a fan can be additionally arranged for transversely blowing out the sundries blown back to the half-empty space. The cylinder and the water receiving hopper form a closed structure through the ring body, the lower end of the cylinder is fixed with the base in a sealing mode, the lower end of the water receiving hopper is connected with the upper end of the funnel, the closed structure is used for closing the device main body in the closed structure, and only the funnel is exposed at the upper end.
The utility model provides a tipping bucket formula rainfall measurement ware convenient to clear away impurity, this technique has abandoned the scheme that only relies on the count tipping bucket to calculate the water yield, set up the contact on the upper and lower tipping bucket respectively, utilize the contact to touch the principle of pressing the switch at the in-process of swaing, calculate the water yield of flowing through upper and lower tipping bucket respectively, and the count tipping bucket then follows the count principle of tongue tube, the average value is got to the three water yield, help reducing the systematic error that causes because of count tipping bucket volume threshold value is inaccurate. On this basis, the utility model discloses utilize the screw structure of buckle and round platform to place the filter screen pressure in wherein, can realize stable fixed and convenient dismouting of filter screen. Meanwhile, the back flushing function is realized by utilizing the bypass pipe and the valve structure, and the blockage can be timely and conveniently broken. Use the utility model discloses, can overcome a great deal of detail problems that the bucket-type rain gauge faces in the use to the result of use has been improved.
Drawings
FIG. 1 is a perspective view of the present invention from a single viewing angle;
fig. 2 is a perspective view of the present invention from another perspective;
FIG. 3 is a perspective view of the present invention from yet another perspective;
FIG. 4 is a three-dimensional structure diagram of the counting tipping bucket of the present invention;
FIG. 5 is a perspective view of the base of the present invention;
FIG. 6 is a perspective view of the funnel of the present invention;
fig. 7 is a three-dimensional structure view of the middle diversion trench of the present invention;
FIG. 8 is a perspective view of the collecting hopper of the present invention;
FIG. 9 is a three-dimensional structure view of the middle tipping bucket of the present invention;
fig. 10 is a schematic longitudinal sectional view of the funnel according to the present invention;
FIG. 11 is an enlarged view of a portion of FIG. 10 at A;
FIG. 12 is a sectional view of the rear funnel of the fan of the present invention
FIG. 13 is a perspective view of the water receiving bucket of the present invention;
FIG. 14 is a perspective view of the middle buckle of the present invention
FIG. 15 is a perspective view of the middle cylinder of the present invention;
FIG. 16 is a three-dimensional structure view of the middle water receiving bucket, the ring body and the cylinder body before installation;
in the figure:
1. double-layer frame 2, upper frame plate 3, funnel 4 and upper tipping bucket
5. Upper contact 6, upper touch switch 7, diversion trench 8 and collecting hopper
9. Lower frame plate 10, lower skip bucket 11, lower contact 12 and lower touch switch
13. Counting tipping bucket 14, base 15, round platform 16 and filter screen
17. Snap ring 18, bypass pipe 19, valve 20, fan
21. A cylinder body 22, a water receiving hopper 23 and a ring body.
Detailed Description
The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
A tipping bucket type rainfall gauge convenient for impurity removal is shown in figures 1-9 and comprises a double-layer frame 1, an upper frame plate 2, a funnel 3, an upper tipping bucket 4, an upper contact 5, an upper touch switch 6, a diversion trench 7, a collecting bucket 8, a lower frame plate 9, a lower tipping bucket 10, a lower contact 11, a lower touch switch 12, a counting tipping bucket 13 and a base 14, wherein the upper frame plate 2 is fixedly connected to the upper layer of the double-layer frame 1, the funnel 3 is vertically and fixedly connected to the upper frame plate 2, the upper tipping bucket 4 is hinged to the upper frame plate 2, the upper tipping bucket 4 is positioned below the funnel 3, the upper tipping bucket 4 is fixedly connected to the upper contact 5, the upper frame plate 2 is fixedly connected to the upper touch switch 6, and the 2 upper touch switches 6 are respectively positioned on two sides of the upper contact 5; the lower parts of the two ends of the upper tipping bucket 4 are fixedly connected with guide grooves 7, the upper layer of the double-layer frame 1 is also fixedly connected with a collecting hopper 8, and the guide grooves 7 are communicated with the collecting hopper 8; the lower layer of the double-layer frame 1 is fixedly connected with a lower frame plate 9, a lower tipping bucket 10 and a counting tipping bucket 13 are respectively hinged on the lower frame plate 9, a lower contact 11 is fixedly connected on the lower tipping bucket 10, 2 lower touch switches 12 are fixedly connected on the lower frame plate 9, and the 2 lower touch switches 12 are respectively positioned at two sides of the lower contact 11; the counting tipping bucket 13 is positioned below the lower tipping bucket 10, the double-layer frame 1 is fixedly connected to the base 14, a through hole is formed in the base 14, and the lower port of the counting tipping bucket 13 is positioned above the through hole.
As shown in fig. 11, the funnel assembly further comprises a circular truncated cone 15, a filter screen 16 and a buckling ring 17, wherein the circular truncated cone 15 is arranged at the lower end of the diameter-variable portion of the funnel 3, an internal thread is arranged on the inner wall of the circular truncated cone 15, an external thread is arranged on the outer wall of the buckling ring 17, the filter screen 16 is placed in the circular truncated cone 15, the buckling ring 17 is screwed at the circular truncated cone 15, and the filter screen 16 is pressed between the buckling ring 17 and the circular truncated cone 15.
As shown in fig. 10, the air pump further comprises a bypass pipe 18 and a valve 19, wherein the bypass pipe 18 is connected to the side wall of the funnel 3, the valve 19 is arranged on the funnel 3, the valve 19 is positioned below the bypass pipe 18, and the bypass pipe 18 is connected to the air pump.
As shown in fig. 12, the funnel type air conditioner further comprises a fan 20, wherein the fan 20 is positioned at the upper port of the funnel 3, and the axis of the fan 20 is perpendicular to the axis of the funnel 3.
As shown in fig. 13 to 16, the funnel-shaped funnel further comprises a cylinder 21, a water receiving hopper 22 and a ring body 23, wherein the water receiving hopper 22 is fixedly connected to the upper port of the cylinder 21, an annular gap between the water receiving hopper 22 and the upper port of the cylinder 21 is buckled and pressed by the ring body 23, the cylinder 21 is fixedly connected to the base 14, and the lower port of the water receiving hopper 22 is connected to the upper port of the funnel 3.
The working principle of the device is as follows: the double-layer rack 1 is used for bearing the upper rack plate 2 and the lower rack plate 9 and is connected with the base 14; the funnel 3 is used for receiving rainwater; the upper tipping bucket 4 is used for receiving rainwater from the funnel 3, and the upper tipping bucket 4 is hinged on the upper frame plate 2, and meanwhile, the middle of the upper tipping bucket 4 is separated by a partition plate, so that when the water amount on one side of the upper tipping bucket 4 is excessive, the water falls down, enters the collecting bucket 8 through the diversion trench 7, and the other side of the upper tipping bucket 4 is lifted to reach the lower part of the funnel 3 to receive water, and the operation is repeated in such a way; the upper contact 5 is used for touching the upper touch switch 6 during each swinging; the upper touch switch 6 is used for recording the touched times so as to obtain the swinging times of the skip bucket 4, and the total water quantity flowing through is calculated according to the swinging times and the volume threshold; the diversion trench 7 is used for pouring water into the collecting hopper 8; the collecting hopper 8 is used for guiding water into a lower tipping bucket 10, and the matching mode among the lower tipping bucket 10, the collecting hopper 8, a lower contact 11 and a lower touch switch 12 is the same as the matching mode among the upper tipping bucket 4, the funnel 3, the upper contact 5 and the upper touch switch 6; the lower tipping bucket 10 guides water into the counting tipping bucket 13, so that the counting tipping bucket 13 swings, the counting tipping bucket 13 is fixedly connected with a permanent magnet, the lower frame plate 9 is fixedly connected with a reed switch, the permanent magnet on the counting tipping bucket 13 sweeps across the reed switch once when swinging once, the reed switch is closed instantly due to magnetization, so that a switching signal is transmitted once, and the total water quantity flowing through is calculated according to the swinging times and the volume threshold; the utility model discloses calculate respectively and flow through the total water yield of tipping bucket 4, lower tipping bucket 10, count tipping bucket 13, then get the average value to reduce systematic error to a certain extent, help improving measurement accuracy.
In the preferred technical scheme, round platform 15 is the slot-like for hold filter screen 16, and withhold ring 17 and round platform 15 screw joint are fixed to press filter screen 16 to place filter screen 16 in it, based on this kind of structure, not only can realize filter screen 16's fixed, but also convenient change. The bypass pipe 18 is used for performing back flushing when the hopper 3 is blocked, and the lower port needs to be closed by a valve 19 when the back flushing is performed; on the basis, a fan 20 can be additionally arranged for transversely blowing out the sundries blown back to the half-empty space. The cylinder 21 and the water receiving bucket 22 form a closed structure through the ring body 33, the lower end of the cylinder 21 is hermetically fixed with the base 14, the lower end of the water receiving bucket 22 is connected with the upper end of the funnel 3, the closed structure is used for closing the device main body, and only the funnel 3 is exposed at the upper end.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. The tipping bucket type rainfall gauge convenient for removing impurities is characterized by comprising a double-layer frame (1), an upper frame plate (2), a funnel (3), an upper tipping bucket (4), an upper contact (5), an upper touch switch (6), a diversion trench (7), a collecting bucket (8), a lower frame plate (9), a lower tipping bucket (10), a lower contact (11), a lower touch switch (12), a counting tipping bucket (13) and a base (14), wherein the upper layer of the double-layer frame (1) is fixedly connected with the upper frame plate (2), the funnel (3) is vertically and fixedly connected onto the upper frame plate (2), the upper tipping bucket (4) is hinged onto the upper frame plate (2), the upper tipping bucket (4) is positioned below the funnel (3), the upper tipping bucket (4) is fixedly connected with the upper contact (5), and the upper frame plate (2) is fixedly connected with 2 upper touch switches (6), the 2 upper touch switches (6) are respectively positioned at two sides of the upper contact (5); flow guide grooves (7) are fixedly connected below two ends of the upper tipping bucket (4), a collecting hopper (8) is also fixedly connected to the upper layer of the double-layer frame (1), and the flow guide grooves (7) are communicated with the collecting hopper (8); a lower frame plate (9) is fixedly connected to the lower layer of the double-layer frame (1), a lower tipping bucket (10) and a counting tipping bucket (13) are hinged to the lower frame plate (9) respectively, a lower contact (11) is fixedly connected to the lower tipping bucket (10), 2 lower touch switches (12) are fixedly connected to the lower frame plate (9), and the 2 lower touch switches (12) are located on two sides of the lower contact (11) respectively; the counting tipping bucket (13) is positioned below the lower tipping bucket (10), the double-layer frame (1) is fixedly connected to the base (14), the base (14) is provided with a through hole, and the lower port of the counting tipping bucket (13) is positioned above the through hole;
the funnel is characterized by further comprising a circular table (15), a filter screen (16) and a buckling ring (17), wherein the circular table (15) is arranged at the lower end of the diameter changing portion of the funnel (3), internal threads are formed in the inner wall of the circular table (15), external threads are formed in the outer wall of the buckling ring (17), the filter screen (16) is placed in the circular table (15), the buckling ring (17) is connected to the circular table (15) in a threaded mode, and the filter screen (16) is arranged between the buckling ring (17) and the circular table (15) in a pressing mode;
the device also comprises a bypass pipe (18) and a valve (19), wherein the bypass pipe (18) is connected to the side wall of the funnel (3), the valve (19) is arranged on the funnel (3), the valve (19) is positioned below the bypass pipe (18), and the bypass pipe (18) is connected to an air pump;
the funnel-shaped funnel is characterized by further comprising a fan (20), wherein the fan (20) is located at the upper port of the funnel (3), and the axis of the fan (20) is perpendicular to the axis of the funnel (3);
the funnel water receiving device is characterized by further comprising a barrel (21), a water receiving hopper (22) and a ring body (23), wherein the water receiving hopper (22) is fixedly connected to the upper port of the barrel (21), an annular gap between the water receiving hopper (22) and the upper port of the barrel (21) is buckled and pressed by the ring body (23), the barrel (21) is fixedly connected to the base (14), and the lower port of the water receiving hopper (22) is connected with the upper port of the funnel (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920769406.4U CN210572821U (en) | 2019-05-24 | 2019-05-24 | Tipping bucket formula rainfall measurement ware convenient to clear away impurity |
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| CN201920769406.4U CN210572821U (en) | 2019-05-24 | 2019-05-24 | Tipping bucket formula rainfall measurement ware convenient to clear away impurity |
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| CN210572821U true CN210572821U (en) | 2020-05-19 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033759A (en) * | 2020-09-10 | 2020-12-04 | 中国农业科学院农业资源与农业区划研究所 | Metering sampling device and method |
| CN114236647A (en) * | 2022-02-25 | 2022-03-25 | 河海大学智能感知技术创新研究院 | Rainfall measuring device for hydrologic monitoring |
| CN112033759B (en) * | 2020-09-10 | 2024-04-19 | 中国农业科学院农业资源与农业区划研究所 | Metering sampling device and method |
-
2019
- 2019-05-24 CN CN201920769406.4U patent/CN210572821U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033759A (en) * | 2020-09-10 | 2020-12-04 | 中国农业科学院农业资源与农业区划研究所 | Metering sampling device and method |
| CN112033759B (en) * | 2020-09-10 | 2024-04-19 | 中国农业科学院农业资源与农业区划研究所 | Metering sampling device and method |
| CN114236647A (en) * | 2022-02-25 | 2022-03-25 | 河海大学智能感知技术创新研究院 | Rainfall measuring device for hydrologic monitoring |
| CN114236647B (en) * | 2022-02-25 | 2022-04-26 | 河海大学智能感知技术创新研究院 | Rainfall measuring device for hydrologic monitoring |
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