CN220602605U - Open channel electromagnetic flowmeter - Google Patents

Abstract

The utility model discloses an open channel electromagnetic flowmeter, which comprises two matching frames, wherein two middle rotating wheels are rotatably arranged between the matching frames, convex plates are arranged at two ends of one side of each matching frame, two brackets are arranged at one side of each convex plate, two rotating wheels are rotatably arranged between the brackets, and transmission belts are wound on the outer surfaces of the two rotating wheels and the outer surfaces of the two middle rotating wheels, so that round rods are clamped into grooves, the round rods and a movable bracket slide on one side of a bottom side plate and one side of the matching frame, a motor at one end of the movable bracket can drive the electromagnetic flowmeter to move at any position of one side of the bracket and one side of the matching frame, and due to the extension of the brackets and the matching frames, the electromagnetic flowmeter can be placed on open channels with different sizes, and the placement positions of the electromagnetic flowmeter can be changed according to actual conditions, so as to meet measurement requirements.

Description

Open channel electromagnetic flowmeter

Technical Field

The utility model belongs to the technical field of electromagnetic flowmeter equipment, and particularly relates to an open channel electromagnetic flowmeter.

Background

An open channel electromagnetic flowmeter is used for measuring ditches arranged on a water channel, the open channel is generally arranged directly according to established standards, under the condition that the flow rate and the flow velocity are stable, the open channel electromagnetic flowmeter is arranged above flowing water to measure, the existing structure for installing the open channel electromagnetic flowmeter adopts a structure that a hole site is directly arranged on a bracket to clamp the electromagnetic flowmeter into the hole site or be stuck on the hole site, and for measuring fluid, then the electromagnetic flowmeter is installed for open channels with different widths, the installation is complicated, and brackets with different specifications are required to be arranged, so that a great deal of researches are carried out on the people;

for example, chinese patent document No. CN201720886426.0, a portable open channel electromagnetic flowmeter, includes a controller and an electromagnetic sensor body, and is characterized in that the open channel electromagnetic flowmeter further includes: the electromagnetic sensor comprises a measuring rod, an adjusting slide block sleeved on the measuring rod, an electromagnetic sensor body and an adjusting slide block, wherein the electromagnetic sensor body and the adjusting slide block are fixedly connected through a transverse bracket, a controller is connected with the electromagnetic sensor body through a waterproof joint, and the height of the electromagnetic sensor body is adjusted by adjusting the position of the adjusting slide block on the measuring rod. The controller, the electromagnetic sensor body and the measuring rod are detachable and portable, the measuring precision is high, and the measuring device can adapt to the measurement of flow velocity of different water depths.

Therefore, in the prior art, the universal bracket cannot be arranged to enable the electromagnetic flowmeter to be installed on open channels with different widths, and the installation and the use of the electromagnetic flowmeter are troublesome.

Disclosure of Invention

The utility model aims to provide an open channel electromagnetic flowmeter which can solve the problems in the prior art.

The utility model is realized by the following technical scheme: the utility model discloses an open channel electromagnetic flowmeter, which comprises two matching frames, wherein two middle rotating wheels are rotatably arranged between the matching frames, convex plates are arranged at two ends of one side of each matching frame, two brackets are arranged on one side of each convex plate, two rotating wheels are rotatably arranged between the brackets, driving belts are wound on the outer surfaces of the two rotating wheels and the outer surfaces of the two middle rotating wheels, the driving belts are used for connecting power between the middle rotating wheels, and a plurality of grooves are formed in the outer surfaces of the driving belts.

Further technical scheme, the support downside is provided with the bottom plate, the cooperation frame downside is provided with the cooperation board, bottom plate and cooperation board with be provided with the interval between the drive belt set up the round bar in the recess, make the round bar offset in between the recess inner wall with bottom plate and the cooperation board, round bar one side is provided with the movable support, be provided with two slide holes in the movable support, two the slide hole with bottom plate and cooperation board are relative, make the slide hole with bottom plate and cooperation board carry out sliding fit.

Further technical scheme, remove support one side and be provided with the side support, be provided with the cavity in the side support, the cavity is square frame construction, cavity one side is gliding to be provided with two and removes the joining in marriage the board, remove and be provided with a plurality of mating holes in joining in marriage board and the cavity.

Further technical scheme, flange one side is provided with driving motor, support one side is provided with the flange, the flange with cooperation frame sliding fit is connected, driving motor one side power connection is provided with first screw thread axle, first screw thread axle passes the flange, first screw thread axle with flange screw thread fit connects.

Further technical scheme, the middle rotating wheel one side power connection at both ends is provided with connection bevel gear, connection bevel gear sets up respectively and keeps away from in the cooperation frame one side of middle rotating wheel, connection bevel gear one side meshing is provided with cooperation bevel gear side meshing bevel gear, cooperation bevel gear side meshing bevel gear surface pivoted is provided with the side support, the side support with cooperation frame fixed cooperation is connected, cooperation frame both ends pivoted is provided with the power shaft between the flange, the cross section of power shaft is the rectangle, power shaft slip and pivoted pass cooperation bevel gear side meshing bevel gear's inside, be provided with in the cooperation bevel gear side meshing bevel gear with the through-hole that power shaft slip and normal running fit are connected, wherein one side the flange terminal surface is provided with the motor, the motor with this side power shaft power connection.

Further technical scheme, the power connection of rotor wheel one side is provided with the side bevel gear, side bevel gear one side meshing is provided with drive bevel gear, drive bevel gear internal rotation is provided with the side flange, the side flange with support fixed fit is connected, be provided with the perforation in the flange, the power shaft passes the perforation, the power shaft passes drive bevel gear and rotate and slip fit connection with it.

Further technical scheme, the bottom curb plate downside is provided with the bottom arch, the protruding internal rotation in bottom is provided with a rotation section of thick bamboo, the threaded connection is provided with the second screw thread axle in the rotation section of thick bamboo, second screw thread axle one end is provided with the looks butt board, the butt board other end is provided with the guide arm, the gliding bottom arch that passes of guide arm.

The beneficial effects of the utility model are as follows:

1. this equipment can be adjusted interval between support and the cooperation frame, utilize the bottom plate and the offset board of bottom plate downside can with support and cooperation frame block on the open channel of multiple specification size, and utilize the round bar with the recess offsets the setting, make the drive belt after removing can drive the round bar with remove the support through the slide opening with after bottom plate and cooperation board sliding fit connection, make electromagnetic flowmeter on movable support and the side support follow support and cooperation frame one side remove, make electromagnetic flowmeter's detection position can change according to actual demand.

2. The electromagnetic flowmeter, the matching holes, the concave cavities and the movable matching plates are specifically arranged, so that the electromagnetic flowmeter with various specifications can be installed in the side bracket, and the adaptability is wider.

3. The design of the connecting bevel gear, the matched bevel gear side-meshed bevel gear, the side support, the power shaft, the side bevel gear, the transmission bevel gear and the side convex plate is utilized, so that after the support and the matched frame relatively slide, the power connection of the rotating wheel and the middle rotating wheel can be kept, and after the rotating wheel and the middle rotating wheel synchronously rotate, the transmission belt between the support and the matched frame is respectively driven to continuously move.

Drawings

For ease of illustration, the utility model is described in detail by the following specific examples and figures.

FIG. 1 is a schematic diagram of the overall structure of an open channel electromagnetic flowmeter according to the present utility model;

FIG. 2 is a schematic diagram of FIG. 1 at A;

FIG. 3 is a schematic diagram at B in FIG. 2;

FIG. 4 is a schematic diagram at C in FIG. 2;

FIG. 5 is a schematic diagram of FIG. 1 at D;

FIG. 6 is a schematic view of a portion of the structure of the apparatus of FIG. 1;

FIG. 7 is a schematic bottom view of the apparatus of FIG. 1;

FIG. 8 is a schematic diagram at E in FIG. 7;

FIG. 9 is a schematic diagram of FIG. 7 at F;

in the drawing, a bracket 11, a mating frame 12, a side-meshing bevel gear 24, a transmission belt 22, a rotating wheel 23, a mating bevel gear side-meshing bevel gear 24, a side holder 25, a driving motor 26, a boss 27, an intermediate rotating wheel 28, a groove 29, a first screw shaft 31, a power shaft 32, a boss 33, a through hole 34, a motor 40, a moving bracket 41, a side bracket 42, a concave cavity 43, an electromagnetic flowmeter 44, a mating hole 45, a moving mating plate 46, a bottom side plate 51, a mating plate 52, a slide hole 55, a round bar 56, a guide bar 61, a bottom boss 62, a second screw shaft 63, a rotating cylinder 64, a pressing plate 65, a side bevel gear 71, and a side boss 73.

Detailed Description

The present utility model will be described in detail with reference to fig. 1 to 9, and for convenience of description, the following orientations will be defined as follows: the utility model relates to an open channel electromagnetic flowmeter, which is characterized in that the vertical, horizontal, front-rear directions are consistent with the vertical, horizontal, front-rear directions of the projection relation of the open channel electromagnetic flowmeter in the figure 1, the open channel electromagnetic flowmeter comprises two matched frames 12, two middle rotating wheels 28 are rotatably arranged between the matched frames 12, convex plates 27 are arranged at two ends of one side of the matched frames 12, two brackets 11 are arranged on one side of the convex plates 27, two rotating wheels 23 are rotatably arranged between the brackets 11, a driving belt 22 is wound on the outer surfaces of the two rotating wheels 23 and the outer surfaces of the two middle rotating wheels 28, the driving belt 22 is used for dynamically connecting the rotating wheels 23, the driving belt 22 is used for dynamically connecting the middle rotating wheels 28, a plurality of grooves 29 are formed on the outer surfaces of the driving belt 22, the driving belt 22 is used for rotating the rotating wheels 23, and the middle rotating wheels 28 are rotated, so that the driving belt 22 can move.

Advantageously, the lower side of the bracket 11 is provided with a bottom side plate 51, the lower side of the matching frame 12 is provided with a matching plate 52, a space is arranged between the bottom side plate 51 and the matching plate 52 and the driving belt 22, a round rod 56 is arranged in the groove 29, the round rod 56 is propped against between the inner wall of the groove 29 and the bottom side plate 51 and the matching plate 52, one side of the round rod 56 is provided with a movable bracket 41, two sliding holes 55 are arranged in the movable bracket 41, the two sliding holes 55 are opposite to the bottom side plate 51 and the matching plate 52, the sliding holes 55 are in sliding fit with the bottom side plate 51 and the matching plate 52, the driving belt 22 drives the round rod 56 through the groove 29 in the moving process, the movable bracket 41 can slide on the outer surfaces of the bottom side plate 51 and the matching plate 52, the bottom side plate 51 is of an L-shaped structure, and the matching plate 52 is of a convex structure.

Advantageously, a side bracket 42 is disposed on one side of the moving bracket 41, a cavity 43 is disposed in the side bracket 42, the cavity 43 is a square frame structure, two moving matching plates 46 are slidably disposed on one side of the cavity 43, a plurality of matching holes 45 are disposed in the moving matching plates 46 and the cavity 43, and the moving matching plates 46 and the cavity 43 can be locked by the matching holes 45, and the matching holes 45 on the moving matching plates 46 and the electromagnetic flowmeter 44 can be locked by the matching holes 45.

Advantageously, the driving motor 26 is disposed on one side of the protruding plate 27, the protruding plate 33 is disposed on one side of the support 11, the protruding plate 33 is slidably connected with the matching frame 12, the first threaded shaft 31 is disposed on one side of the driving motor 26 in a power connection manner, the first threaded shaft 31 penetrates through the protruding plate 33, the first threaded shaft 31 is in threaded connection with the protruding plate 33, and the protruding plate 33 drives the support 11 to slide on one side of the matching frame 12 by means of threaded connection of the first threaded shaft 31 and the protruding plate 33.

Advantageously, the connecting bevel gears 21 are arranged on one side of the intermediate rotating wheels 28 at two ends in a power connection way, the connecting bevel gears 21 are respectively arranged on one side of the matched frame 12 far away from the intermediate rotating wheels 28, the matched bevel gears 24 are arranged on one side of the connecting bevel gears 21 in a meshed way, the side support 25 is rotatably arranged on the outer surface of the matched bevel gears 24, the side support 25 is fixedly connected with the matched frame 12 in a matched way, the power shaft 32 is rotatably arranged between the convex plates 27 at two ends of the matched frame 12, the cross section of the power shaft 32 is rectangular, the power shaft 32 slides and rotatably penetrates through the inside of the matched bevel gears 24, through holes which are slidably and rotatably connected with the power shaft 32 are formed in the matched bevel gears 24, the end face of the convex plates 27 on one side is provided with the motor 40, and the motor 40 is in power connection with the power shaft 32 on one side, so that after the brackets 11 on two sides slide relative to the matched frame 12, the power connection of the power shaft 32 and the matched bevel gears 24 can be kept.

Advantageously, the side bevel gear 71 is disposed on one side of the rotating wheel 23 in a power connection manner, the transmission bevel gear 72 is disposed on one side of the side bevel gear 71 in a meshed manner, the side protruding plate 73 is disposed in the transmission bevel gear 72 in a rotating manner, the side protruding plate 73 is fixedly connected with the bracket 11, the through hole 34 is disposed in the protruding plate 33, the power shaft 32 passes through the through hole 34, the power shaft 32 passes through the transmission bevel gear 72 and is connected with the transmission bevel gear 72 in a rotating and sliding manner, and the rotation of the intermediate rotating wheel 28 is transmitted to the rotating wheel 23 through the sliding and rotating fit connection of the power shaft 32 and the transmission bevel gear 72, so that the rotating wheel 23 and the intermediate rotating wheel 28 synchronously rotate.

Advantageously, the bottom bulge 62 is arranged at the lower side of the bottom side plate 51, the rotating cylinder 64 is arranged in the bottom bulge 62 in a rotating way, the second threaded shaft 63 is arranged in the rotating cylinder 64 in a threaded fit connection way, the abutting plate 65 is arranged at one end of the second threaded shaft 63, the guide rod 61 is arranged at the other end of the abutting plate 65, and the guide rod 61 penetrates through the bottom bulge 62 in a sliding way.

In the initial state, the device, the components and the structure are in a stop working state, the equipment can slide from two sides of the matching frame 12 through the bracket 11, after the bracket 11 and the matching frame 12 slide, the groove 29 can be clamped into the groove 29 by the moving transmission belt 22 after being opposite to the bottom side plate 51 and the matching plate 52, the round rod 56 and the moving bracket 41 slide on one side of the bottom side plate 51 and the matching plate 52, the motor 40 at one end of the moving bracket 41 can drive the electromagnetic flowmeter 44 to move at any position on one side of the bracket 11 and the matching frame 12, and the electromagnetic flowmeter 44 can be placed on open channels with different sizes due to the extension of the bracket 11 and the matching frame 12, and the placement position of the electromagnetic flowmeter 44 can be changed according to actual conditions so as to meet measurement requirements.

After the rotary cylinder 64 is rotated, the rotary cylinder 64 and the second screw shaft 63 are screwed together, the abutment plate 65 is moved to abut against one end of the open channel, the abutment plate 65 at the other end is similarly abutted against the other end of the open channel, and the bottom plate 51 is placed above the open channel.

The motor 40 is operated to drive the power shaft 32 to rotate, after the matched bevel gear side meshing bevel gear 24 is meshed with the connecting bevel gear 21, and the power shaft 32 slides and rotates to pass through the matched bevel gear side meshing bevel gear 24, and under the power connection of the connecting bevel gear 21 and the middle rotating wheel 28, the middle rotating wheel 28 drives the transmission belt 22 on the outer surface of the transmission belt 22 to move, and after the power shaft 32 rotates, under the meshing of the side bevel gear 71 and the transmission bevel gear 72, the transmission bevel gear 72 slides and is in rotating fit connection with the power shaft 32, the rotating wheel 23 rotates to drive the transmission belt 22 on the outer surface of the rotating wheel 23 to move, so that after the movable bracket 41 is in sliding fit connection with the matching plate 52 and the bottom side plate 51 through the sliding hole 55, after the round rod 56 is clamped into the groove 29, the transmission belt 22 is moved, the round rod 56 abuts against the bottom side plate 51 and the matching plate 52 side of the groove 29, the movable bracket 41 is slid, and the electromagnetic flowmeter 44 on the side bracket 42 is driven to move along the bracket 11 and the matching bracket 12 side.

When the support 11 and the matching frame 12 are slidably adjusted to adapt to open channels with different specifications, the first threaded shaft 31 is driven to rotate after the driving motor 26 works, and as the protruding plate 33 is slidably matched and connected with the matching frame 12, after the first threaded shaft 31 passes through the protruding plate 33, the protruding plate 33 can drive the support 11 to slide relative to the matching frame 12, and the protruding plate 33 is slidably matched and connected with the matching frame 12 in a manner that a groove is formed in the matching frame 12, so that the protruding of the protruding plate 33 is clamped into the groove and slidably matched and connected.

The above is merely a specific embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions that do not undergo the inventive work should be covered in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope defined by the claims.

Claims (7)

1. An open channel electromagnetic flowmeter comprising two mating racks (12), characterized in that: the utility model discloses a motor vehicle is characterized by comprising a plurality of support frames (12), wherein two middle rotating wheels (28) are arranged between the support frames (12), convex plates (27) are arranged at two ends of one side of the support frames (12), two supports (11) are arranged on one side of the convex plates (27), two rotating wheels (23) are arranged between the supports (11), a driving belt (22) is wound on the outer surfaces of the rotating wheels (23) and the outer surfaces of the two middle rotating wheels (28), the driving belt (22) is in power connection between the rotating wheels (23), the driving belt (22) is in power connection between the middle rotating wheels (28), and a plurality of grooves (29) are formed in the outer surfaces of the driving belt (22).

2. An open channel electromagnetic flowmeter according to claim 1, characterized in that: the support (11) downside is provided with bottom side board (51), cooperation frame (12) downside is provided with cooperation board (52), bottom side board (51) and cooperation board (52) with be provided with the interval between drive belt (22) set up round bar (56) in recess (29), make round bar (56) offset in recess (29) inner wall with between bottom side board (51) and cooperation board (52), round bar (56) one side is provided with movable support (41), be provided with two slide holes (55) in movable support (41), two slide holes (55) with bottom side board (51) and cooperation board (52) are relative, make slide hole (55) with bottom side board (51) and cooperation board (52) carry out sliding fit.

3. An open channel electromagnetic flowmeter according to claim 2, characterized in that: the movable support is characterized in that a side support (42) is arranged on one side of the movable support (41), a concave cavity (43) is arranged in the side support (42), the concave cavity (43) is of a square frame structure, two movable matching plates (46) are slidably arranged on one side of the concave cavity (43), and a plurality of matching holes (45) are formed in the movable matching plates (46) and the concave cavity (43).

4. An open channel electromagnetic flowmeter according to claim 1, characterized in that: the utility model provides a drive motor (26) is provided with on one side of flange (27), support (11) one side is provided with flange (33), flange (33) with cooperation frame (12) sliding fit is connected, drive motor (26) one side power connection is provided with first screw shaft (31), first screw shaft (31) pass flange (33), first screw shaft (31) with flange (33) screw fit is connected.

5. An open channel electromagnetic flowmeter according to claim 4, wherein: the utility model provides a power connection is provided with connection bevel gear (21) on one side of middle rotation wheel (28) at both ends, connection bevel gear (21) are kept away from respectively in cooperation frame (12) one side of middle rotation wheel (28), connection bevel gear (21) one side meshing is provided with cooperation bevel gear side meshing bevel gear (24), cooperation bevel gear side meshing bevel gear (24) surface pivoted is provided with side support (25), side support (25) with cooperation frame (12) fixed fit is connected, the both ends of cooperation frame (12) be provided with power shaft (32) between flange (27) pivoted, the cross section of power shaft (32) is the rectangle, power shaft (32) slip and pivoted pass the inside of cooperation bevel gear side meshing bevel gear (24), be provided with in cooperation bevel gear side meshing bevel gear (24) with through-hole that shaft (32) slip and normal running fit are connected, wherein one side flange (27) terminal surface is provided with motor (40), motor (40) and this side power connection of shaft (32).

6. An open channel electromagnetic flowmeter according to claim 5, characterized in that: the power connection of one side of the rotating wheel (23) is provided with a side bevel gear (71), one side of the side bevel gear (71) is provided with a transmission bevel gear (72) in a meshed mode, a side protruding plate (73) is arranged in the transmission bevel gear (72) in a rotating mode, the side protruding plate (73) is fixedly matched and connected with the support (11), a through hole (34) is formed in the protruding plate (33), the power shaft (32) penetrates through the through hole (34), and the power shaft (32) penetrates through the transmission bevel gear (72) and is in rotating and sliding fit connection with the transmission bevel gear.

7. An open channel electromagnetic flowmeter according to claim 2, characterized in that: the bottom side plate (51) downside is provided with bottom arch (62), the rotation is provided with in bottom arch (62) and rotates section of thick bamboo (64), the female screw fit connection of rotation section of thick bamboo (64) is provided with second screw shaft (63), second screw shaft (63) one end is provided with looks butt plate (65), butt plate (65) other end is provided with guide arm (61), guide arm (61) gliding protruding (62) of passing bottom.