CN216524642U

CN216524642U - Flow sensor with good anti-seismic performance

Info

Publication number: CN216524642U
Application number: CN202123237180.XU
Authority: CN
Inventors: 万青青
Original assignee: Shenzhen Hall Microelectronics Co ltd
Current assignee: Shenzhen Hall Microelectronics Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-13
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to the field of flow sensors, in particular to a flow sensor with good anti-seismic performance, which comprises a measuring tube, wherein a body is arranged in the middle of the top end of the measuring tube, flanges are arranged inside protective covers on two sides of the measuring tube, anti-seismic springs are wound in the middle of the surface of a sliding rod, anti-seismic rods extending to the outside of a base are arranged on two sides of the top end of the sliding plate, and anti-seismic rings fixedly connected with the bottom end of the measuring tube are arranged at the top ends of the anti-seismic rods. This flow sensor with good anti-seismic performance, when the transmission is felt to shake, survey buret receives the sense of shake to take place the up-and-down motion trend for the shock-resistant pole removes and drives the buffer lever through the sliding plate and deflect, and then make the movable block at slide bar surface slip compression or tensile shock-resistant spring, this trend of motion is slowed down or offset to the elasticity that utilizes shock-resistant spring, realize body self antidetonation, avoid the sense of shake to detect the error that causes to the body, thereby the relatively poor problem of antidetonation effect has been solved.

Description

Flow sensor with good anti-seismic performance

Technical Field

The utility model relates to the technical field of flow sensors, in particular to a flow sensor with good anti-seismic performance.

Background

The flow sensor is used for measuring the flow velocity and the flow of a medium in a pipe, and has the characteristics of high efficiency, portability, accuracy and the like, and is widely used in various industries, such as the fields of sewage treatment, petroleum transportation and the like.

In the actual use process, the flow sensor may be vibrated, so that the final measurement result of the flow sensor is affected, the measurement accuracy is reduced, and excessive vibration may also have adverse effects on the flow sensor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the flow sensor with good anti-seismic performance, which has the advantages of convenience, good anti-seismic effect and the like, and solves the problem of poor anti-seismic effect of the common flow sensor.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a flow sensor with good anti-seismic performance, includes surveys buret, survey the intermediate position department on buret top and install the body, and survey the both sides of buret and install the protection casing, the protection casing internally mounted who surveys buret both sides has the flange, and the intermediate position department of the inside bottom of protection casing is provided with alarm mechanism.

The utility model discloses a damping device for a vibration damping device, including survey buret, slide bar, buffering pole, slip rod, shock-resistant spring, the slip rod surface sliding connection of just antidetonation spring both sides has the movable block, the top of movable block one side articulates there is the buffering pole, and articulates between the one end of buffering pole has the sliding plate, slip plate top both sides are installed and are extended to the outside antidetonation pole of base, and the antidetonation ring of surveying buret bottom fixed connection is installed and surveyed to the antidetonation pole top.

Furthermore, sealing rings are installed on two sides of the inside of the measuring tube and are symmetrically distributed about the vertical central axis of the measuring tube.

Furthermore, the flow guide blocks are installed on two sides of the bottom end inside the protective cover, and the inclination angle between the flow guide blocks and the horizontal direction is twenty degrees.

Further, alarm mechanism includes the alarm box, the intermediate position department in the inside bottom of protection casing is installed to the alarm box, and the intermediate position department of the inside bottom of alarm box installs starting switch, insulating spring is installed to the both sides of the inside bottom of alarm box, and the alarm box internally mounted between the insulating spring top has the title charging tray, the shifting block is installed to one side of title charging tray bottom, bee calling organ is installed to one side of protection casing bottom.

Furthermore, the top of title charging tray is the arc, and the inside constitution sliding structure of title charging tray and alarm box.

Furthermore, the inside both sides of base have vertically seted up the spout, and the sliding plate both sides are installed with spout matched with slider, the sliding plate passes through the inside sliding connection of slider and spout.

Furthermore, the shape of antidetonation ring is the arc, and is the welding integral structure between antidetonation ring outer wall and the outer wall of surveying buret.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this flow sensor with good anti-seismic performance, through being provided with the slide bar, the antidetonation spring, base and antidetonation ring, when the transmission is felt to the shake, survey buret receives the shake to feel and takes place the trend of moving from top to bottom, and then make the antidetonation ring remove and drive the antidetonation pole and remove, make the sliding plate slide and drive the buffer beam deflection, and then make the movable block at slide bar surface slip compression or tensile antidetonation spring, utilize the elasticity of antidetonation spring to slow down or offset this trend of moving, realize body self antidetonation, reduce the transmission that lasts of feeling of shake, avoid the shake to feel the error that the body detected and lead to the fact, can avoid too big shake to feel the damage that leads to the fact body internals simultaneously, prolong the life of body, thereby the relatively poor problem of antidetonation effect has been solved.

2. This flow sensor with good anti-seismic performance, through being provided with the protection casing, alarm mechanism and water conservancy diversion piece, when the junction carelessly takes place to leak between medium pipeline and the survey buret, the water conservancy diversion of medium process water conservancy diversion piece of leaking, make its flow direction title charging tray, along with the leakage of medium, title charging tray top weight is bigger and bigger, and then make the title charging tray descend and touch starting switch until driving the shifting block decline, and then realize the circuit switch-on, start bee calling organ, take place the alarm sound, inform the staff and take place the leakage trouble, avoid the staff to overhaul it in time, avoid continuously leaking the potential safety hazard that causes, thereby the inconvenient problem of in time discovery of medium leakage has been solved.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic perspective view of a measurement tube according to the present invention;

FIG. 4 is a partial structural view of the bottom end of the shield according to the present invention;

FIG. 5 is an enlarged view of the portion A of FIG. 1 according to the present invention.

In the figure: 1. a measurement tube; 2. a protective cover; 3. a flange; 4. a seal ring; 5. an alarm mechanism; 501. a buzzer; 502. an alarm box; 503. an insulating spring; 504. starting a switch; 505. shifting blocks; 506. weighing a material tray; 6. a slide bar; 7. a movable block; 8. an anti-seismic spring; 9. a buffer rod; 10. a base; 11. a sliding plate; 12. an anti-seismic rod; 13. an anti-seismic ring; 14. a body; 15. a flow guide block; 16. a chute; 17. a slide block.

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 flow sensor with good anti-seismic performance in this embodiment includes a measuring tube 1, a body 14 is installed at a middle position of a top end of the measuring tube 1, protective covers 2 are installed at two sides of the measuring tube 1, flanges 3 are installed inside the protective covers 2 at two sides of the measuring tube 1, and an alarm mechanism 5 is installed at a middle position of a bottom end inside the protective covers 2.

Survey the below of buret 1 and be provided with base 10, and slide bar 6 is transversely installed at the both ends of the inside bottom of base 10, the winding of intermediate position department on slide bar 6 surface has antidetonation spring 8, and slide bar 6 surface sliding connection of antidetonation spring 8 both sides has movable block 7, the top of movable block 7 one side articulates there is buffer beam 9, and it has sliding plate 11 to articulate between buffer beam 9's the one end, slide plate 11 top both sides are installed and are extended to the outside antidetonation pole 12 of

base

10, and 12 tops of antidetonation pole install with survey 1 bottom fixed connection's of buret antidetonation ring 13.

Referring to fig. 1 and 2, in the present embodiment, the sealing rings 4 are installed on two sides of the inside of the measuring pipe 1, and the sealing rings 4 are symmetrically distributed about the vertical central axis of the measuring pipe 1.

The sealing between the measuring tube 1 and the media line connection is improved by the sealing rings 4 on both sides.

Referring to fig. 1 and 4, in the present embodiment, the flow guide blocks 15 are installed on two sides of the bottom end inside the protective cover 2, and an inclination angle between the flow guide blocks 15 and the horizontal direction is twenty degrees.

It should be noted that, by arranging the flow guide block 15, the medium leaking from the joint of the measuring pipe 1 and the pipeline is guided conveniently, and the collecting effect is improved.

Referring to fig. 1 and 4, in the present embodiment, the alarm mechanism 5 includes an alarm box 502, the alarm box 502 is installed at the middle position of the bottom end inside the protection cover 2, a start switch 504 is installed at the middle position of the bottom end inside the alarm box 502, insulating springs 503 are installed at two sides of the bottom end inside the alarm box 502, a material weighing plate 506 is installed inside the alarm box 502 between the top ends of the insulating springs 503, a dial block 505 is installed at one side of the bottom end of the material weighing plate 506, and a buzzer 501 is installed at one side of the bottom end of the protection cover 2.

It should be noted that, when the joint between the medium pipeline and the measuring pipe 1 leaks carelessly, the leaked medium flows to the bottom end inside the protective cover 2, and is guided by the guide block 15 to flow to the weighing plate 506, and along with the leakage of the medium, the weight of the top end of the weighing plate 506 is increased, so that the weighing plate 506 descends to compress the insulating spring 503 until the driving block 505 descends to touch the starting switch 504, and the circuit is connected, so that the buzzer 501 is started to generate an alarm sound, and the working personnel is informed of the leakage fault.

Referring to fig. 1 and 4, in the present embodiment, the top end of the material weighing tray 506 is arc-shaped, and the material weighing tray 506 and the inside of the alarm box 502 form a sliding structure.

It should be noted that the provision of the arcuate pan 506 facilitates better containment of the collected media.

Referring to fig. 2 and 5, in the embodiment, sliding grooves 16 are vertically formed in two sides of the inside of the base 10, sliding blocks 17 matched with the sliding grooves 16 are installed on two sides of the sliding plate 11, and the sliding plate 11 is slidably connected with the inside of the sliding grooves 16 through the sliding blocks 17.

It should be noted that the sliding of the sliding block 17 in the sliding groove 16 ensures the smoothness of the up-and-down sliding of the sliding plate 11.

Referring to fig. 1, 2 and 3, in the present embodiment, the anti-vibration ring 13 is arc-shaped, and the outer wall of the anti-vibration ring 13 and the outer wall of the measurement pipe 1 are welded together.

It should be noted that, by providing the arc-shaped anti-vibration ring 13, the contact area with the outer wall of the measuring tube 1 is increased, and the tightness of the connection between the measuring tube 1 and the anti-vibration ring 13 is ensured.

It can be understood that the flow sensor with good anti-seismic performance can achieve good self anti-seismic effect, reduce adverse effects caused by seismic sense and achieve automatic leakage alarm.

The working principle of the above embodiment is as follows:

when the device works, firstly, the device is installed and fixed, then a medium pipeline is inserted into the measuring pipe 1, the connection tightness of the device and the measuring pipe 1 is improved through the sealing ring 4, then the device is installed and fixed between the pipeline and the measuring pipe 1 through the flange 3, and then the flow velocity and the flow of the medium in the measuring pipe 1 are detected through the body 14;

meanwhile, when the vibration sense is transmitted, the measuring tube 1 has a vertical movement trend due to the vibration sense, so that the vibration-proof ring 13 moves to drive the vibration-proof rod 12 to move, the sliding plate 11 slides in the base 10 to drive the buffer rod 9 to deflect, the movable block 7 slides on the surface of the sliding rod 6 to compress or stretch the vibration-proof spring 8, the movement trend is slowed down or counteracted by the elasticity of the vibration-proof spring 8, and the self vibration resistance of the body 14 is improved;

and when the junction between the medium pipeline and the measuring pipe 1 leaks carelessly, the leaked medium flows to the bottom end inside the protective cover 2 and flows to the material weighing disc 506 through the diversion of the diversion block 15, the top end of the material weighing disc 506 is heavier and heavier along with the leakage of the medium, and then the material weighing disc 506 descends to compress the insulating spring 503 until the shifting block 505 is driven to descend to touch the starting switch 504, so that the circuit is connected, the buzzer 501 is started, and an alarm sound is generated to inform a worker of the leakage fault.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A flow sensor with good shock resistance, comprising a measuring tube (1), characterized in that: the middle position of the top end of the measuring pipe (1) is provided with a body (14), the two sides of the measuring pipe (1) are provided with protective covers (2), the protective covers (2) on the two sides of the measuring pipe (1) are internally provided with flanges (3), and the middle position of the bottom end in the protective covers (2) is provided with an alarm mechanism (5);

survey the below of buret (1) and be provided with base (10), and the both ends of the inside bottom of base (10) transversely install slide bar (6), the intermediate position department winding on slide bar (6) surface has antidetonation spring (8), and slide bar (6) surface sliding connection of antidetonation spring (8) both sides has movable block (7), the top of movable block (7) one side articulates there is buffer beam (9), and articulates between the one end of buffer beam (9) has sliding plate (11), sliding plate (11) top both sides are installed and are extended to outside antidetonation pole (12) of base (10), and antidetonation pole (12) top install with survey buret (1) bottom fixed connection's antidetonation ring (13).

2. A flow sensor having good shock resistance according to claim 1, wherein: seal rings (4) are installed on two sides of the interior of the measuring pipe (1), and the seal rings (4) are symmetrically distributed about a vertical central axis of the measuring pipe (1).

3. A flow sensor having good shock resistance according to claim 1, wherein: the flow guide blocks (15) are installed on two sides of the bottom end inside the protective cover (2), and the inclination angles of the flow guide blocks (15) and the horizontal direction are twenty degrees.

4. A flow sensor having good shock resistance according to claim 1, wherein: alarm mechanism (5) are including warning case (502), the intermediate position department in protection casing (2) inside bottom is installed in warning case (502), and the intermediate position department of the inside bottom of warning case (502) installs starting switch (504), insulating spring (503) are installed to the both sides of the inside bottom of warning case (502), and alarm case (502) internally mounted between insulating spring (503) top has title charging tray (506), dial block (505) are installed to one side of title charging tray (506) bottom, bee calling organ (501) are installed to one side of protection casing (2) bottom.

5. A flow sensor with good shock resistance according to claim 4, wherein: the top end of the material weighing plate (506) is arc-shaped, and the material weighing plate (506) and the inside of the alarm box (502) form a sliding structure.

6. A flow sensor having good shock resistance according to claim 1, wherein: the sliding device is characterized in that sliding grooves (16) are vertically formed in two sides of the interior of the base (10), sliding blocks (17) matched with the sliding grooves (16) are installed on two sides of the sliding plate (11), and the sliding plate (11) is connected with the interior of the sliding grooves (16) in a sliding mode through the sliding blocks (17).

7. A flow sensor having good shock resistance according to claim 1, wherein: the shape of antidetonation ring (13) is the arc, and is welding integral structure between antidetonation ring (13) outer wall and the outer wall of surveying buret (1).