CN220153633U

CN220153633U - Portable flowmeter

Info

Publication number: CN220153633U
Application number: CN202321380473.XU
Authority: CN
Inventors: 袁秋晓; 栗志强; 景占浩; 吴泽凯; 崔广洋; 王荣光
Original assignee: Zhengzhou Talgreen Energy Technology Co ltd
Current assignee: Zhengzhou Talgreen Energy Technology Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-12-08
Anticipated expiration: 2033-06-01

Abstract

The utility model discloses a portable flowmeter, which comprises a shell, a supporting plate and a supporting mechanism, wherein the supporting plate is arranged on the shell; a shell: the front surface of the shell is internally provided with a display screen and a key panel respectively, the inside of the shell is provided with a single-chip microcomputer and a storage battery respectively, the output end of the storage battery is electrically connected with the input end of the single-chip microcomputer, the output end of the single-chip microcomputer is electrically connected with the input end of the display screen, and the output end of the key panel is electrically connected with the input end of the single-chip microcomputer; a supporting plate: the flow rate sensor and the liquid level sensor are respectively arranged at the lower end of the supporting plate, a transmission line is arranged between the supporting plate and the shell, and the output ends of the flow rate sensor and the liquid level sensor are electrically connected with the input end of the singlechip through the transmission line; this portable flowmeter, the detection support of flowmeter can fold, is applicable to the open channel of different model sizes, reduces the area of flowmeter detection support, conveniently carries the flowmeter and removes.

Description

Portable flowmeter

Technical Field

The utility model relates to the technical field of metering devices, in particular to a portable flowmeter.

Background

An open channel is a channel having a free surface water flow, and can be classified into a natural open channel such as a natural river channel and an artificial open channel according to its formation; in order to ensure the stability of the water flow in the open channel, the flow of the water flow in the open channel needs to be detected by a metering device periodically in the use process of the open channel, wherein the most common is to detect the flow of the water flow in the open channel by a flowmeter; in the prior art, the open channel flowmeter usually adopts non-contact detection, utilizes the support to fix the detection component above the water surface of the open channel, then detects the flow rate and the water level of the water flow in the open channel through ultrasonic wave or radar mode, and obtains the flow of the water flow in the open channel through calculation of software program, but the shape and the size of different open channels in the use process are different, and the support of fixed shape can only be suitable for appointed open channels, and because the support of the flowmeter needs to be connected with the open channel, the occupied area is larger, and the flow meter is very inconvenient when personnel carry the flowmeter to move.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the portable flowmeter, the detection support of the flowmeter can be folded, the portable flowmeter is suitable for open channels with different types and sizes, the occupied area of the detection support of the flowmeter is reduced, the portable flowmeter is convenient to carry and move, and the problems in the background art can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a portable flowmeter comprises a shell, a supporting plate and a supporting mechanism;

a shell: the front surface of the shell is internally provided with a display screen and a key panel respectively, the inside of the shell is provided with a single-chip microcomputer and a storage battery respectively, the output end of the storage battery is electrically connected with the input end of the single-chip microcomputer, the output end of the single-chip microcomputer is electrically connected with the input end of the display screen, and the output end of the key panel is electrically connected with the input end of the single-chip microcomputer;

a supporting plate: the flow rate sensor and the liquid level sensor are respectively arranged at the lower end of the supporting plate, a transmission line is arranged between the supporting plate and the shell, and the output ends of the flow rate sensor and the liquid level sensor are electrically connected with the input end of the singlechip through the transmission line;

the supporting mechanism comprises: the utility model discloses a flow meter, including the backup pad, the inside of backup pad sets up in, and the detection support of flowmeter can fold, is applicable to the open channel of different model sizes, and the range of application of flowmeter is more extensive, reduces the area of flowmeter detection support simultaneously, constitutes a whole with each part of flowmeter, conveniently carries the flowmeter to remove.

Further, the supporting mechanism comprises a first supporting plate and a second supporting plate, the first supporting plate is connected into rotating grooves at the left end and the right end of the supporting plate through a first rotating shaft, and the second supporting plate is connected to the inner lower end of the first supporting plate through a second rotating shaft to provide support for the detecting part.

Further, supporting mechanism still includes U template, external screw thread pipe and gear, the external screw thread pipe passes through the bearing and rotates the middle part of being connected in the backup pad, and the transmission line passes the inside of external screw thread pipe, and the upper end threaded connection of external screw thread pipe has the U template, and two risers at U template are respectively with the vertical sliding connection of changeing the groove at both ends about the backup pad, and the gear sets up in the upper end of first extension board respectively, and the gear meshes with the tooth on U template riser surface respectively, conveniently adjusts the angle of first extension board.

Further, the supporting mechanism further comprises hexagonal jacks and hexagonal inserting columns, the hexagonal jacks are respectively arranged at the lower ends of the first support plate and the second support plate, the hexagonal inserting columns are respectively inserted between the two hexagonal jacks corresponding to the longitudinal positions, and the angle between the first support plate and the second support plate is limited.

Further, the supporting mechanism further comprises a rotating column and a antiskid plate, and the antiskid plate is connected to the upper end of the second support plate through rotation of the rotating column, so that the support is convenient to contact with the inner wall of the open channel.

Further, the front surface of backup pad is equipped with L template, and the front surface of L template is equipped with the draw-in groove frame, and the trailing flank of casing is equipped with the cardboard with draw-in groove frame cooperation installation, makes things convenient for the fixed in position between casing and the backup pad.

Further, the front end and the rear end of the outer arc surface of the rotating column are movably sleeved with torsion springs, one ends of the torsion springs, which are far away from the second support plates, are fixedly connected with limiting plates at the ends of the rotating column respectively, and the other ends of the torsion springs are fixedly connected with the surfaces of the second support plates respectively so as to limit the angle between the antiskid plate and the second support plates.

Compared with the prior art, the utility model has the beneficial effects that: the portable flowmeter has the following advantages:

in the use, rotate the external screw thread pipe, make U template downwardly moving, the angle to first extension board is adjusted, through the grafting of hexagonal inserted column and hexagonal jack, the angle to first extension board and second extension board is restricted, according to the shape size of open channel, adjust first extension board and second extension board, make two antiskid boards laminate with the lateral wall of open channel respectively, through the cooperation of backup pad, first extension board and second extension board, provide the support for flow velocity transducer, make flow velocity transducer and liquid level sensor be located the top of open channel, detect the velocity of flow and the liquid level of rivers in the open channel, and through the calculation of the inside chip of singlechip, obtain the flow in the open channel unit time, after detecting, repeat above-mentioned operation, fold first extension board and second extension board, reduce the area of flowmeter support part, simultaneously with the cardboard joint in the draw-in groove frame, make the position fixing between casing and the backup pad, conveniently carry whole device to remove, the detection support of flowmeter can fold, be applicable to the measuring range of different model sizes, the flowmeter is more extensively carried the flowmeter, each area is convenient to carry the flowmeter, the whole area is reduced, the whole size is used to the flowmeter is realized, the flowmeter is moved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view in cross section of the housing of the present utility model;

FIG. 3 is an exploded view of the support mechanism of the present utility model;

fig. 4 is a schematic structural view of the liquid level sensor of the present utility model.

In the figure: 1 casing, 2 display screens, 3 button panels, 4 singlechip, 5 battery, 6 backup pad, 7 velocity of flow sensors, 8 transmission line, 9 supporting mechanism, 91U template, 92 external screw thread pipe, 93 gear, 94 first extension board, 95 second extension board, 96 hexagonal jack, 97 hexagonal inserted column, 98 revolving column, 99 antiskid ribbed tile, 10L template, 11 draw-in groove frame, 12 cardboard, 13 torsional springs, 14 level sensor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment provides a technical solution: a portable flowmeter, which comprises a shell 1, a supporting plate 6 and a supporting mechanism 9;

the shell 1: the installation hole on the front surface of the device is internally provided with a display screen 2 and a key panel 3 respectively, the display screen 2 is used for displaying the detected flow value, the key panel 3 is used for sending out a working instruction, the inside of the shell 1 is respectively provided with a single chip microcomputer 4 and a storage battery 5, the output end of the storage battery 5 is electrically connected with the input end of the single chip microcomputer 4, the storage battery 5 provides power for the work of the whole device, the single chip microcomputer 4 controls the starting and stopping of the whole device, the output end of the single chip microcomputer 4 is electrically connected with the input end of the display screen 2, and the output end of the key panel 3 is electrically connected with the input end of the single chip microcomputer 4;

support plate 6: the flow rate sensor 7 and the liquid level sensor 14 are respectively arranged at the lower end of the supporting plate 6, the flow rate and the liquid level of water flow in an open channel are detected by the flow rate sensor 7 and the liquid level sensor 14, the flow rate in the open channel per unit time is obtained through calculation of chips in the single chip microcomputer 4, a transmission line 8 is arranged between the supporting plate 6 and the shell 1, the output ends of the flow rate sensor 7 and the liquid level sensor 14 are electrically connected to the input end of the single chip microcomputer 4 through the transmission line 8, an L-shaped plate 10 is arranged on the front surface of the supporting plate 6, a clamping groove frame 11 is arranged on the front surface of the L-shaped plate 10, a clamping plate 12 which is matched with the clamping groove frame 11 is arranged on the rear side surface of the shell 1, the clamping plate 12 is clamped in the clamping groove frame 11, the positions between the shell 1 and the supporting plate 6 are fixed, all parts of the flowmeter form a whole, and the flowmeter is convenient to carry;

support mechanism 9: the supporting mechanism 9 comprises a first supporting plate 94 and a second supporting plate 95, the first supporting plate 94 is respectively connected into rotating grooves at the left end and the right end of the supporting plate 6 through a first rotating shaft, the second supporting plate 95 is respectively connected to the inner lower end of the first supporting plate 94 through a second rotating shaft, the supporting plate 6, the first supporting plate 94 and the second supporting plate 95 are matched to provide support for the flow velocity sensor 7, meanwhile, the first supporting plate 94 and the second supporting plate 95 can be folded to reduce the occupied area of the flow meter bracket part, the supporting mechanism 9 also comprises a U-shaped plate 91, an external threaded pipe 92 and a gear 93, the external threaded pipe 92 is rotationally connected to the middle part of the supporting plate 6 through a bearing, a transmission line 8 penetrates through the inner part of the external threaded pipe 92, the upper end of the external threaded pipe 92 is in threaded connection with the U-shaped plate 91, two vertical plates of the U-shaped plate 91 are respectively connected with the rotating grooves at the left end and the right end of the supporting plate 6 in a vertical sliding manner, the gear 93 is arranged at the upper end of the first support plate 94, the gear 93 is meshed with teeth on the vertical plate surface of the U-shaped plate 91, the external thread pipe 92 is rotated, the U-shaped plate 91 is moved downwards under the limit of a rotating groove at the end of the supporting plate 6 through the threaded connection of the external thread pipe 92 and the U-shaped plate 91, the gear 93 and the first support plate 94 are driven to rotate through the meshed connection of teeth on the vertical plate surface of the U-shaped plate 91 and the gear 93, the angle of the first support plate 94 is regulated, the supporting mechanism 9 also comprises a hexagonal jack 96 and a hexagonal inserting column 97, the hexagonal jack 96 is respectively arranged at the lower end of the first support plate 94 and the lower end of the second support plate 95, the hexagonal inserting column 97 is inserted between the two hexagonal jacks 96 corresponding to the longitudinal position, the hexagonal inserting column 97 is extracted, at the moment, the angle of the first support plate 94 and the second support plate 95 is changed, when hexagonal jack 96 on first extension board 94 and the second extension board 95 coincide, reinsert hexagonal inserted column 97, the angle to first extension board 94 and second extension board 95 is restricted, supporting mechanism 9 still includes swivel post 98 and antiskid plate 99, antiskid plate 99 rotates the upper end of being connected in second extension board 95 through swivel post 98 respectively, increase the frictional force between second extension board 95 and the open channel inner wall, make the connection of support and open channel more firm, the front and back both ends all movable sleeve of outer arc face of swivel post 98 is equipped with torsional spring 13, the one end that torsional spring 13 kept away from second extension board 95 is fixed connection with the spacing dish of swivel post 98 end respectively, the other end of torsional spring 13 respectively with the fixed surface of second extension board 95 is connected, under torsional force effect of torsional spring 13, restrict the angle between antiskid plate 99 and the second extension board 95, make things convenient for antiskid plate 99 and the contact of open channel inner wall.

The utility model provides a portable flowmeter, which has the following working principle: in the use process, the external thread pipe 92 is rotated, the U-shaped plate 91 is downwards moved under the limit of the rotating groove at the end of the supporting plate 6 through the threaded connection of the external thread pipe 92 and the U-shaped plate 91, the gear 93 and the first support plate 94 are driven to rotate through the meshed connection of the teeth on the vertical plate surface of the U-shaped plate 91 and the gear 93, the angle of the first support plate 94 is adjusted, then the hexagonal inserting column 97 is extracted, at the moment, the angle of the first support plate 94 and the angle of the second support plate 95 are changed, when the hexagonal inserting holes 96 on the first support plate 94 and the second support plate 95 are overlapped, the hexagonal inserting column 97 is reinserted, the angle of the first support plate 94 and the second support plate 95 is limited, the angle of the first support plate 94 and the second support plate 95 is adjusted according to the shape and the size of an open channel, make two antiskid ribbed tile 99 laminate with the lateral wall of open channel respectively, through the cooperation of backup pad 6, first extension board 94 and second extension board 95, for flow sensor 7 provides the support, make flow sensor 7 and liquid level sensor 14 be located the top of open channel, utilize flow sensor 7 and liquid level sensor 14 to detect the velocity of flow and the liquid level of water flow in the open channel, and calculate through the inside chip of singlechip 4, obtain the flow in the open channel unit time, after detecting, repeat above-mentioned operation, fold first extension board 94 and second extension board 95, reduce the area of flowmeter support part, simultaneously with cardboard 12 joint in draw-in groove frame 11, make the position fixing between casing 1 and the backup pad 6, conveniently carry whole device and remove.

It should be noted that, in the above embodiment, the single chip microcomputer 4 disclosed in the foregoing embodiment may be a single chip microcomputer of PIC16F1823-I/P type, the display screen 2, the flow rate sensor 7 and the liquid level sensor 14 may be freely configured according to the actual application scenario, the display screen 2 may be a display screen of P1.66 type, the flow rate sensor 7 may be a radar flow rate sensor of LSC-LS1 type, the liquid level sensor 14 may be a laser liquid level detector of WH311-ST type, and the single chip microcomputer 4 controls the operation of the display screen 2, the flow rate sensor 7 and the liquid level sensor 14 all by methods commonly used in the prior art.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims

1. A portable flowmeter, characterized by: comprises a shell (1), a supporting plate (6) and a supporting mechanism (9);

shell (1): a display screen (2) and a key panel (3) are respectively arranged in a mounting hole on the front surface of the shell, a single-chip microcomputer (4) and a storage battery (5) are respectively arranged in the shell (1), the output end of the storage battery (5) is electrically connected with the input end of the single-chip microcomputer (4), the output end of the single-chip microcomputer (4) is electrically connected with the input end of the display screen (2), and the output end of the key panel (3) is electrically connected with the input end of the single-chip microcomputer (4);

support plate (6): the device is positioned at the left side of the shell (1), the lower end of the supporting plate (6) is respectively provided with a flow velocity sensor (7) and a liquid level sensor (14), a transmission line (8) is arranged between the supporting plate (6) and the shell (1), and the output ends of the flow velocity sensor (7) and the liquid level sensor (14) are electrically connected with the input end of the singlechip (4) through the transmission line (8);

support mechanism (9): is arranged inside the supporting plate (6).

2. A portable flowmeter according to claim 1, wherein: the supporting mechanism (9) comprises a first supporting plate (94) and a second supporting plate (95), the first supporting plate (94) is connected into rotating grooves at the left end and the right end of the supporting plate (6) through a first rotating shaft, and the second supporting plate (95) is connected to the inner lower end of the first supporting plate (94) through a second rotating shaft.

3. A portable flowmeter according to claim 2, wherein: the supporting mechanism (9) further comprises a U-shaped plate (91), an external thread pipe (92) and a gear (93), the external thread pipe (92) is rotationally connected to the middle of the supporting plate (6) through a bearing, the transmission line (8) penetrates through the external thread pipe (92), the upper end of the external thread pipe (92) is in threaded connection with the U-shaped plate (91), two vertical plates of the U-shaped plate (91) are respectively connected with rotating grooves at the left end and the right end of the supporting plate (6) in a vertical sliding mode, the gear (93) is respectively arranged at the upper end of the first supporting plate (94), and the gear (93) is respectively meshed with teeth on the surface of the vertical plates of the U-shaped plate (91).

4. A portable flowmeter according to claim 2, wherein: the supporting mechanism (9) further comprises hexagonal jacks (96) and hexagonal inserting columns (97), the hexagonal jacks (96) are respectively arranged at the lower ends of the first support plate (94) and the second support plate (95), and the hexagonal inserting columns (97) are respectively inserted between the two hexagonal jacks (96) corresponding to the longitudinal positions.

5. A portable flowmeter according to claim 2, wherein: the supporting mechanism (9) further comprises a rotating column (98) and a antiskid plate (99), and the antiskid plate (99) is connected to the upper end of the second supporting plate (95) through the rotating column (98) in a rotating mode.

6. A portable flowmeter according to claim 1, wherein: the front surface of backup pad (6) is equipped with L template (10), and the front surface of L template (10) is equipped with draw-in groove frame (11), and the trailing flank of casing (1) is equipped with cardboard (12) with draw-in groove frame (11) cooperation installation.

7. A portable flowmeter according to claim 5, wherein: the front end and the rear end of the outer arc surface of the rotating column (98) are movably sleeved with torsion springs (13), one ends of the torsion springs (13) away from the second support plates (95) are fixedly connected with limiting plates at the ends of the rotating column (98) respectively, and the other ends of the torsion springs (13) are fixedly connected with the surfaces of the second support plates (95) respectively.