CN212391053U

CN212391053U - High-precision ultrasonic flowmeter

Info

Publication number: CN212391053U
Application number: CN202021486472.XU
Authority: CN
Inventors: 庞山川; 陈海军; 陈通; 陈雪平
Original assignee: Chengdu Kenian Mechanical And Electrical Installation Engineering Co ltd
Current assignee: Chengdu Kenian Mechanical And Electrical Installation Engineering Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-01-22
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a high accuracy ultrasonic flowmeter, the pipeline comprises a pipe, the middle part fixed mounting of pipeline has fixed clamp, one side fixedly connected with connecting block of fixed clamp, first cavity has been seted up to one side at connecting block middle part, the inside of first cavity is rotated and is connected with the sleeve pipe, sheathed tube middle part fixedly connected with rolling gear, one side meshing of rolling gear is connected with the second fixture block, the sheathed tube inside is pegged graft and is had the dwang. The utility model has the advantages that: rotate the disk through pulling outward for stopper and spacing groove block drive the ring simultaneously and down move, and then compress the second spring, rotate the rotation disk again, make the dwang drive the sleeve pipe and rotate, thereby drive the running gear and rotate, and then make second fixture block and second draw-in groove separation, the flowmeter main part is taken out outward again, makes first fixture block and first draw-in groove separation, can accomplish the dismantlement of flowmeter main part.

Description

High-precision ultrasonic flowmeter

Technical Field

The utility model belongs to the technical field of the ultrasonic flowmeter, concretely relates to high accuracy ultrasonic flowmeter.

Background

The invented ultrasonic flow meter is based on the principle of "speed difference method" and is used for measuring the flow of liquid in circular tube. The flow meter adopts advanced multi-pulse technology, signal digital processing technology and error correction technology, so that the flow meter can be more suitable for the environment of an industrial field, and the metering is more convenient, economic and accurate. The product reaches the advanced level at home and abroad, and can be widely applied to the fields of petroleum, chemical engineering, metallurgy, electric power, water supply and drainage and the like.

Present ultrasonic flowmeter can solve the strong corrosivity that other instruments can not, non-conductibility, radioactivity and inflammable and explosive medium's flow measurement problem, its effect is self-evident, but the inconvenient follow pipeline of current ultrasonic flowmeter is dismantled, be not convenient for maintain the flowmeter, lead to the flowmeter to appear measuring the inaccuracy easily, the phenomenon of error appears even, simultaneously when using the flow timing for a long time, can be stained with a large amount of dusts on the flowmeter display screen, thereby influence the user and carry out the reading, we provide a high accuracy ultrasonic flowmeter for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy ultrasonic flowmeter to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high accuracy ultrasonic flowmeter, includes the pipeline, the middle part fixed mounting of pipeline has fixed clamp, one side fixedly connected with connecting block of fixed clamp, first cavity has been seted up to one side at connecting block middle part, the inside of first cavity is rotated and is connected with the sleeve pipe, sheathed tube middle part fixedly connected with rotating gear, one side meshing of rotating gear is connected with the second fixture block, the sheathed tube inside is pegged graft and is had the dwang, the connecting block is connected with the flowmeter main part through second fixture block, four fixed block, four of fixedly connected with are in proper order in the both sides at flowmeter main part top one side of fixed block respectively with the both ends fixed connection of two gag lever posts, four the fixed block has the movable block through two gag lever posts sliding connection.

Preferably, one end of the rotating rod penetrates through the connecting block and is fixedly connected with one side of the rotating round block, and anti-skid grains are formed in the outer surface of the rotating round block.

Preferably, the other end of dwang two stoppers of fixedly connected with in proper order, two spacing grooves have been seted up in proper order to sheathed tube one end, two sheathed tube both sides are connected with the both sides block of two spacing inslot portions respectively.

Preferably, a third spring is fixedly arranged between one end of the second clamping block and one side of the interior of the first cavity.

Preferably, the second cavity has been seted up to the bottom of connecting block in first cavity, the middle part fixedly connected with ring of dwang, be equipped with the second spring between one side of ring and one side of second cavity inside.

Preferably, one side of the flowmeter main body is fixedly connected with a first clamping block, the other side of the middle part of the connecting block is provided with a first clamping groove, two sides of the first clamping block are connected with the inner clamping of the first clamping groove in a clamped mode, one side of the first clamping block is provided with a second clamping groove, and the other end of the second clamping block is connected with the inner clamping of the second clamping groove in a clamped mode.

Preferably, two ends of the moving block are respectively connected with the tops of the two limiting rods in a sliding mode, first springs are sleeved on the outer surfaces of the two limiting rods, and the two first springs are located at the bottom of the moving block.

Preferably, one side of the moving block is fixedly connected with the convex body, the other side of the moving block is fixedly provided with a cleaning strip, one side of the top of the flowmeter main body is fixedly provided with a display screen, and the position of the cleaning strip is in positive correspondence with the position of the display screen.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the circle piece is rotated through pulling outward, make stopper and spacing groove block, drive the ring down and move simultaneously, and then compress the second spring, rotate the rotation circle piece again, make the dwang drive the sleeve pipe and rotate, thereby drive the rotation gear and rotate, and then make second fixture block and second draw-in groove separation, the flowmeter main part is taken out outward again, make first fixture block and first draw-in groove separation, can accomplish the dismantlement of flowmeter main part, this design person of facilitating the use dismantles the flowmeter main part, and then maintain it, thereby obtain more accurate data.

(2) The movable block slides on the limiting rod through moving the convex body up and down, the cleaning strip is driven to clean back and forth on the display screen, the display screen is cleaned, after cleaning is finished, the first spring automatically extends, the movable block is pushed upwards, the movable block is located on the display screen, the display screen is prevented from being shielded, and the design is convenient for a user to clean the display screen, so that better reading is facilitated.

Drawings

Fig. 1 is a schematic plan view of the present invention;

FIG. 2 is a schematic view of the connection block of the present invention;

fig. 3 is a schematic view of a part a of fig. 2 showing an enlarged connection according to the present invention;

fig. 4 is a schematic view of the enlarged connection at the position B in fig. 2 according to the present invention;

fig. 5 is a schematic view of the first slot connection according to the present invention.

In the figure: 1. a pipeline; 2. a flow meter body; 3. a second card slot; 4. a display screen; 5. a fixed block; 6. A limiting rod; 7. a moving block; 8. a convex body; 9. a first spring; 10. fixing a clamp; 11. connecting blocks; 12. a first chamber; 13. a rotating gear; 14. a sleeve; 15. a limiting groove; 16. a limiting block; 17. A circular ring; 18. a second chamber; 19. a first card slot; 20. rotating the rod; 21. rotating the round block; 22. a second spring; 23. a cleaning strip; 24. a third spring; 25. a first clamping block; 26. and a second clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-5, the utility model provides a high accuracy ultrasonic flowmeter, including pipeline 1, pipeline 1's middle part fixed mounting has fixed clamp 10, one side fixedly connected with connecting block 11 of fixed clamp 10, first cavity 12 has been seted up to one side at connecting block 11 middle part, the inside rotation of first cavity 12 is connected with sleeve pipe 14, sleeve pipe 14's middle part fixedly connected with running gear 13, one side meshing of running gear 13 is connected with second fixture block 26, it has dwang 20 to peg graft in sleeve pipe 14's inside, connecting block 11 is connected with flowmeter main part 2 through second fixture block 26 block, four fixed blocks 5 of fixedly connected with are in proper order in the both sides at flowmeter main part 2 top, one side of four fixed blocks 5 respectively with the both ends fixed connection of two gag lever posts 6, four fixed blocks 5 have movable block 7 through two gag lever posts 6 sliding connection.

In this embodiment, preferably, one end of the rotating rod 20 penetrates through the connecting block 11 and one side of the rotating round block 21 to be fixedly connected, and the outer surface of the rotating round block 21 is provided with anti-skid grains, so that the rotating rod 20 can rotate conveniently.

In this embodiment, it is preferred, two stopper 16 of fixedly connected with are in proper order gone to the other end of dwang 20, and two spacing grooves 15 have been seted up in proper order to the one end of sleeve pipe 14, and two sleeve pipe 14's both sides are connected with the inside both sides block of two spacing grooves 15 respectively, and after installation flowmeter main part 2 ended, even rotate rotation circle piece 21, also can not make flowmeter main part 2 drop yet, have certain mistake of preventing and bump the nature.

In this embodiment, preferably, a third spring 24 is fixedly disposed between one end of the second engaging block 26 and one side inside the first cavity 12, so as to conveniently drive the second engaging block 26 to automatically engage with the second engaging groove 3.

In this embodiment, preferably, the second cavity 18 has been seted up to the bottom of connecting block 11 in first cavity 12, and the middle part fixedly connected with ring 17 of dwang 20 is equipped with second spring 22 between one side of ring 17 and the inside one side of second cavity 18, and convenient automation is toward pushing away dwang 20 outward.

In this embodiment, preferably, the first clamping block 25 is fixedly connected to one side of the flowmeter body 2, the first clamping groove 19 is formed in the other side of the middle of the connecting block 11, the two sides of the first clamping block 25 are connected with the internal clamping of the first clamping groove 19, the second clamping groove 3 is formed in one side of the first clamping block 25, and the other end of the second clamping block 26 is connected with the internal clamping of the second clamping groove 3, so that the flowmeter body 2 is conveniently fixed.

In this embodiment, preferably, two ends of the moving block 7 are respectively connected to the tops of the two limiting rods 6 in a sliding manner, the outer surfaces of the two limiting rods 6 are respectively sleeved with the first springs 9, and the two first springs 9 are located at the bottom of the moving block 7. Convenient moving block 7 automatic reset

In this embodiment, preferably, one side of the moving block 7 is fixedly connected with the convex body 8, the other side of the moving block 7 is fixedly provided with the cleaning strip 23, one side of the top of the flowmeter main body 2 is fixedly provided with the display screen 4, and the position of the cleaning strip 23 corresponds to the position of the display screen 4, so that the display screen 4 is conveniently cleaned.

The utility model discloses a theory of operation and use flow: when the device is used, the convex body 8 is moved downwards, so that the convex body 8 drives the moving block 7 to move downwards on the limiting rod 6, the first spring 9 is further compressed, the moving block 7 drives the cleaning strip 23 to clean the display screen 4, after the cleaning is finished, the convex body 8 is loosened, the first spring 9 is extended to drive the moving block 7 to move upwards, so that the moving block 7 cannot shield the display screen 4, when the device needs to be disassembled, the rotating round block 21 is pulled outwards, so that the rotating rod 20 drives the limiting block 16 to be clamped into the limiting groove 15, meanwhile, the round ring 17 is driven to compress the second spring 22, then the rotating round block 21 is rotated, so that the rotating rod 20 drives the sleeve 14 to rotate, further, the rotating gear 13 is rotated, at the moment, the rotating gear 13 drives the second clamping block 26 to be separated from the second clamping groove 3, the third spring 24 is compressed, then the flowmeter main body 2 is pulled outwards, and the first clamping block 25 is separated from the first clamping groove 19, during the installation, aim at first draw-in groove 19 with first fixture block 25 on the flowmeter main part 2 and block into, inwards promote again and rotate the circle piece 21, loosen afterwards, second spring 22 resets, drives stopper 16 and spacing groove 15 and breaks away from the block, and third spring 24 resets, and it can in second draw-in groove 3 to drive second fixture block 26 card.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high accuracy ultrasonic flowmeter, includes pipeline (1), its characterized in that: a fixed hoop (10) is fixedly arranged in the middle of the pipeline (1), one side of the fixed hoop (10) is fixedly connected with a connecting block (11), a first cavity (12) is arranged on one side of the middle part of the connecting block (11), a sleeve (14) is rotatably connected inside the first cavity (12), a rotating gear (13) is fixedly connected to the middle part of the sleeve (14), one side of the rotating gear (13) is engaged and connected with a second clamping block (26), a rotating rod (20) is inserted in the sleeve (14), the connecting block (11) is connected with the flowmeter main body (2) through a second clamping block (26) in a clamping way, the flowmeter is characterized in that four fixing blocks (5) are fixedly connected to two sides of the top of the flowmeter main body (2) in sequence, one sides of the four fixing blocks (5) are fixedly connected with two ends of two limiting rods (6) respectively, and the four fixing blocks (5) are connected with moving blocks (7) through the two limiting rods (6) in a sliding mode.

2. A high accuracy ultrasonic flow meter according to claim 1, wherein: one end of the rotating rod (20) penetrates through the connecting block (11) and one side of the rotating round block (21) to be fixedly connected, and anti-skid grains are formed in the outer surface of the rotating round block (21).

3. A high accuracy ultrasonic flow meter according to claim 1, wherein: the other end of dwang (20) two stopper (16) of fixedly connected with in proper order, two spacing groove (15), two have been seted up in proper order to the one end of sleeve pipe (14) the both sides of sleeve pipe (14) are connected with the inside both sides block of two spacing groove (15) respectively.

4. A high accuracy ultrasonic flow meter according to claim 1, wherein: and a third spring (24) is fixedly arranged between one end of the second clamping block (26) and one side of the interior of the first cavity (12).

5. A high accuracy ultrasonic flow meter according to claim 1, wherein: second cavity (18) have been seted up to connecting block (11) bottom in first cavity (12), middle part fixedly connected with ring (17) of dwang (20), be equipped with second spring (22) between one side of ring (17) and the inside one side of second cavity (18).

6. A high accuracy ultrasonic flow meter according to claim 1, wherein: the flowmeter is characterized in that a first clamping block (25) is fixedly connected to one side of the flowmeter main body (2), a first clamping groove (19) is formed in the other side of the middle of the connecting block (11), the two sides of the first clamping block (25) are connected with the inner clamping of the first clamping groove (19), a second clamping groove (3) is formed in one side of the first clamping block (25), and the other end of the second clamping block (26) is connected with the inner clamping of the second clamping groove (3).

7. A high accuracy ultrasonic flow meter according to claim 1, wherein: the two ends of the moving block (7) are respectively connected with the tops of the two limiting rods (6) in a sliding mode, first springs (9) are sleeved on the outer surfaces of the two limiting rods (6), and the two first springs (9) are located at the bottom of the moving block (7).

8. A high accuracy ultrasonic flow meter according to claim 1, wherein: one side of the moving block (7) is fixedly connected with a convex body (8), the other side of the moving block (7) is fixedly provided with a cleaning strip (23), one side of the top of the flowmeter main body (2) is fixedly provided with a display screen (4), and the position of the cleaning strip (23) is in positive correspondence with the position of the display screen (4).