CN217033998U

CN217033998U - Flow rate and flow meter for measuring flow rate of open channel

Info

Publication number: CN217033998U
Application number: CN202220739484.1U
Authority: CN
Inventors: 朱庆安
Original assignee: Jiangsu Tongda Instrument Co ltd
Current assignee: Jiangsu Tongda Instrument Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-07-22
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses an open channel flow velocity and flow rate instrument for river measurement, which comprises a river bank, wherein a first cross frame is arranged at the upper end of the river bank, two symmetrically distributed support frames are fixedly connected to the lower end of the first cross frame, a sliding plate is slidably connected to the upper ends of the support frames, a sliding groove is formed in the sliding plate, a second cross frame is fixedly connected to the upper ends of the support frames, a measuring instrument body is connected to the upper end of the second cross frame through a clamping mechanism, a measuring head is electrically connected to the lower end of the measuring instrument body, blades are arranged at one end of the measuring head, two symmetrically distributed baffle plates are rotatably connected to the lower end of the first cross frame, an adjusting mechanism is arranged between the baffle plates and the first cross frame, and a fixing mechanism is arranged at the lower end of the second cross frame. The utility model can measure the flow velocity and flow rate of open channels with different specifications, thereby increasing the accuracy of measuring the flow rate and flow rate of the open channels and further greatly increasing the use effect of the device.

Description

Flow rate and flow instrument for river surveying open channel

Technical Field

The utility model relates to the technical field of river measurement, in particular to a flow meter for measuring the flow velocity of an open channel of the river.

Background

The flow monitor is an automatic monitoring device which can automatically measure, display and store the water flow in the underground open channel of the coal mine or the water flow of other water inrush points. The self-recording flow velocity and flow instrument (portable flow velocity instrument for short) is specially developed for carrying out flow velocity and flow measurement of open channels in the field by departments such as hydrological stations, factories and mines, environment-friendly monitoring stations, farmland drainage and irrigation, hydrogeological survey and the like. The self-recording type flow velocity and flow measuring and calculating instrument is used as a main matched product of a traditional rotor type flow velocity instrument, is used for receiving signals generated by the flow velocity instrument in a given time period, automatically measures and calculates average flow velocity and flow in the time period, can measure water level with an expansion function and calculates regular section area, is mainly suitable for receiving signals generated by various reed pipe type flow velocity instruments, contact wire type rotor flow velocity instruments, optical fiber type flow velocity instruments and Hall type flow velocity various flow velocity instruments, and has the storage function and the communication function of 2GB flow velocity data.

However, the specifications of the open channels are different at present, and the large open channels of partial rivers are difficult to detect the landform, so that the sectional area of the open channel can be estimated only, the accuracy of open channel flow detection is reduced, and the use effect of the device is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a river flow measuring open channel flow velocity flowmeter to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: river measurement open channel velocity of flow flowmeter, including the river bank, the upper end of river bank is equipped with first crossbearer, the support frame of two symmetric distributions of the lower extreme fixedly connected with of first crossbearer, the upper end sliding connection of support frame has the slide, be equipped with the spout on the slide, the upper end fixedly connected with second crossbearer of support frame, the upper end of second crossbearer is connected with the measuring apparatu body through fixture, the lower extreme electric connection of measuring apparatu body has the gauge head, the one end of gauge head is equipped with the blade, the lower extreme of first crossbearer rotates the baffle that is connected with two symmetric distributions, be equipped with adjustment mechanism between baffle and the first crossbearer, the lower extreme of second crossbearer is equipped with fixed establishment.

In a preferred embodiment: the fixing mechanism comprises a first limiting plate fixedly connected with the lower end of the second transverse frame, a limiting block is connected to one end of the first limiting plate in a sliding mode, a rotating shaft is connected with two symmetrical distribution positions in the one end of the limiting block in a rotating mode, a clamping block is fixedly connected to the outer wall of the rotating shaft, a clamping groove matched with the shape of the clamping block is fixedly formed in the outer wall of one end, away from the blades, of the measuring head, and a torsional spring is arranged at the joint of the rotating shaft and the limiting block.

In a preferred embodiment: fixture includes the fixed plate with two symmetric distributions of second crossbearer sliding connection, the junction of fixed plate and second crossbearer is equipped with the spring, through the setting of spring, has increased the fixed effect of fixed plate to the measuring apparatu body.

In a preferred embodiment: the adjusting mechanism comprises two ball nuts which are fixedly arranged in the sliding plate and symmetrically distributed, a ball screw is connected in each ball nut, one side of the ball screw is rotatably connected with the first cross frame, and the adjusting work of the angle of the baffle plate is facilitated through the arrangement of the ball nuts and the ball screw.

In a preferred embodiment: two the output shaft of the equal fixedly connected with motor in one side of ball screw, one side fixedly connected with rubber seal ball of baffle has increased the laminating nature of baffle and river course bank through the setting of rubber seal ball.

In a preferred embodiment: the inner wall of the baffle is connected with a connecting column, the connecting column is movably connected with the sliding groove, a second limiting plate is fixedly connected to the upper end of the connecting column, and the connecting column can be limited and supported through the arrangement of the second limiting plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the river bank, the first cross frame, the support frame, the sliding plate, the sliding chute, the second cross frame, the measuring instrument body, the measuring head, the blades, the baffle plate, the ball nut, the ball screw, the motor and the second limiting plate, the flow speed and the flow of open channels with different specifications can be measured, so that the accuracy of the flow speed and the flow speed measurement of the open channels is increased, the use effect of the device is greatly increased, and through the arrangement of the fixing plate and the spring, the stability of the measuring instrument body can be increased when the measuring instrument body is used.

2. According to the utility model, through the arrangement of the first limiting plate, the limiting block, the rotating shaft, the clamping block and the clamping groove, the positions of the measuring head and the blade can be fixed, the situation that the measuring head is inclined due to accidents is avoided, the measured data is not accurate enough, and the fitting performance of the baffle and a river bank is improved through the arrangement of the rubber sealing ball.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall cross-sectional structural schematic of the present invention;

FIG. 3 is a right side view of the fixing mechanism of the present invention;

FIG. 4 is a schematic view of a connection structure of a fixture block and a fixture groove according to the present invention;

FIG. 5 is a schematic view of the connection structure of the measuring instrument body and the measuring head according to the present invention

In the figure: 1. river banks; 2. a first cross frame; 3. a support frame; 4. a slide plate; 5. a chute; 6. a second cross frame; 7. a gauge body; 8. a measuring head; 9. a blade; 10. a baffle plate; 11. a first limit plate; 12. a limiting block; 13. a rotating shaft; 14. a clamping block; 15. a card slot; 16. a fixing plate; 17. a spring; 18. a ball nut; 19. a ball screw; 20. a motor; 21. a rubber sealing ball; 22. and a second limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the river flow rate and flow instrument for measuring the flow velocity of the open channel comprises a river bank 1, wherein a first transverse frame 2 is arranged at the upper end of the river bank 1, two symmetrically distributed support frames 3 are fixedly connected to the lower end of the first transverse frame 2, a sliding plate 4 is slidably connected to the upper end of each support frame 3, a sliding groove 5 is arranged on each sliding plate 4, a second transverse frame 6 is fixedly connected to the upper end of each support frame 3, the upper end of each second transverse frame 6 is connected with a measuring instrument body 7 through a clamping mechanism, the lower end of each measuring instrument body 7 is electrically connected with a measuring head 8, one end of each measuring head 8 is provided with a blade 9, the lower end of each first transverse frame 2 is rotatably connected with two symmetrically distributed baffle plates 10, an adjusting mechanism is arranged between each baffle plate 10 and the first transverse frame 2, a fixing mechanism is arranged at the lower end of each second transverse frame 6, and comprises a first limiting plate 11 fixedly connected with the lower end of each second transverse frame 6, one end of the first limiting plate 11 is connected with a limiting block 12 in a sliding manner, one end of the limiting block 12 is connected with two rotating shafts 13 which are symmetrically distributed in a rotating manner, the outer wall of each rotating shaft 13 is fixedly connected with a clamping block 14, the outer wall of one end, far away from the blade 9, of the measuring head 8 is fixedly provided with a clamping groove 15 matched with the shape of the clamping block 14, the joint of each rotating shaft 13 and the limiting block 12 is provided with a torsion spring, the clamping mechanism comprises two fixing plates 16 which are symmetrically distributed in a sliding manner and connected with the second cross frame 6, the joint of each fixing plate 16 and the second cross frame 6 is provided with a spring 17, the fixing effect of each fixing plate 16 on the measuring instrument body 7 is increased through the arrangement of the spring 17, the adjusting mechanism comprises two ball nuts 18 which are symmetrically distributed and fixedly arranged in the sliding plate 4, a ball screw rod 19 is connected in each ball nut 18, one side of each ball screw rod 19 is rotatably connected with the first cross frame 2, through the setting of ball nut 18 and ball screw 19, made things convenient for the regulation work to baffle 10 angle, two the output shaft of the equal fixedly connected with motor 20 in one side of ball screw 19, one side fixedly connected with rubber sealing ball 21 of baffle 10 has increased the laminating nature of baffle 10 and river course bank 1, two be connected with the spliced pole on the inner wall of baffle 10, spliced pole and 5 swing joint of spout, the upper end fixedly connected with second limiting plate 22 of spliced pole can play spacing supporting role to the spliced pole through the setting of second limiting plate 22.

The working principle of the utility model is as follows: when the measuring instrument is used, when the measuring instrument body 7 needs to be used, one fixing plate 16 slides towards one side, then the measuring instrument body 7 is placed between the two fixing plates 16, then the fixing plates 16 are loosened, the fixing plates 16 can fix the measuring instrument body 7 under the action of the springs 17, after the fixing is finished, the part, with the clamping groove 15, of one end of the measuring head 8 is inserted into the groove formed in one end of the limiting block 12, the clamping block 14 rotates along with the insertion of one end of the measuring head 8, until one end of the measuring head 8 is completely inserted into the groove, the clamping block 14 is clamped into the clamping groove 15 under the action of the torsion spring, the mounting and fixing of the measuring head 8 are finished, finally the measuring head 8 is released, the measuring head 8 slides downwards into water under the self gravity, the measuring head 8 can slide downwards under the action of the limiting block 12 and the first limiting plate 11, and the deflection of the measuring head 8 due to an accident can be avoided, after start measuring apparatu body 7, rotate under the effect of turning right to flow from a left side along with blade 9 at rivers, and then can measure the velocity of flow of rivers, after starter motor 20, motor 20 drives two ball screw 19 and rotates, ball screw 19's rotation drives slide 4 through ball nut 18 and slides, thereby drive two baffles 10 through spout 5 and spliced pole and rotate certain angle back under first crossbearer 2's spacing, and then can gather rivers, thereby can make measuring apparatu body 7 can carry out the measurement of flow to the open channel of different specifications, the accuracy of flow measurement has been increased.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. River measurement open channel velocity of flow appearance, including river bank (1), its characterized in that: a first transverse frame (2) is arranged at the upper end of the river bank (1), two symmetrically distributed support frames (3) are fixedly connected at the lower end of the first transverse frame (2), the upper end of the supporting frame (3) is connected with a sliding plate (4) in a sliding way, a sliding chute (5) is arranged on the sliding plate (4), the upper end of the supporting frame (3) is fixedly connected with a second transverse frame (6), the upper end of the second transverse frame (6) is connected with a measuring instrument body (7) through a clamping mechanism, the lower end of the measuring instrument body (7) is electrically connected with a measuring head (8), one end of the measuring head (8) is provided with a blade (9), the lower end of the first transverse frame (2) is rotationally connected with two baffle plates (10) which are symmetrically distributed, an adjusting mechanism is arranged between the baffle (10) and the first transverse frame (2), and a fixing mechanism is arranged at the lower end of the second transverse frame (6).

2. The river measurement open channel flow rate and flow meter according to claim 1, wherein: fixed establishment includes first limiting plate (11) with the lower extreme fixed connection of second crossbearer (6), the one end sliding connection of first limiting plate (11) has stopper (12), the one end of stopper (12) is rotated and is connected with pivot (13) of two symmetric distributions, fixedly connected with fixture block (14) on the outer wall of pivot (13), fixed being equipped with on one end outer wall of keeping away from blade (9) gauge head (8) with fixture block (14) shape assorted draw-in groove (15), pivot (13) are equipped with the torsional spring with the junction of stopper (12).

3. The river measurement open channel flow rate and flow meter according to claim 1, wherein: the clamping mechanism comprises two symmetrically distributed fixing plates (16) which are in sliding connection with the second transverse frame (6), and springs (17) are arranged at the connection positions of the fixing plates (16) and the second transverse frame (6).

4. The river measurement open channel flow rate flowmeter of claim 1, wherein: the adjusting mechanism comprises two symmetrically distributed ball nuts (18) fixedly arranged in the sliding plate (4), a ball screw (19) is connected in the ball nuts (18), and one side of the ball screw (19) is rotationally connected with the first transverse frame (2).

5. The river measurement open channel flow rate and flow meter according to claim 4, wherein: one side of each of the two ball screws (19) is fixedly connected with an output shaft of a motor (20), and one side of the baffle (10) is fixedly connected with a rubber sealing ball (21).

6. The river measurement open channel flow rate and flow meter according to claim 1, wherein: two be connected with the spliced pole on the inner wall of baffle (10), spliced pole and spout (5) swing joint, the upper end fixedly connected with second limiting plate (22) of spliced pole.