CN220625387U

CN220625387U - Anti-vibration precession vortex flowmeter

Info

Publication number: CN220625387U
Application number: CN202322345528.XU
Authority: CN
Inventors: 范宏伟; 范叔存; 陈福钏
Original assignee: Shanghai Jinxiang Instrument Technology Co ltd
Current assignee: Shanghai Jinxiang Instrument Technology Co ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-03-19
Anticipated expiration: 2033-08-29

Abstract

The utility model discloses an anti-vibration precession vortex flowmeter, which comprises a flowmeter, wherein two groups of cushioning structures are arranged at the bottom end of the flowmeter, each cushioning structure comprises a lantern ring, a movable rod arranged at the bottom end of the lantern ring and a base fixedly connected with the movable rod, a spring is sleeved outside the movable rod, a positioning hole is formed in the bottom end of the lantern ring, a plug is arranged at the top end of the movable rod and is arranged in the positioning hole, a user can firmly connect the base with an external structure through the arranged cushioning structures, then the base and the external structure are moved by external force in the positioning hole through the movable rod structure and the plug structure at the top end of the movable rod structure, the spring can shrink due to vibration, so that external vibration is buffered, the plug at the top end can perform friction with the inner wall of the positioning hole through the buffer ring structure, the auxiliary cushioning effect is achieved, the vibration of the flowmeter is reduced, and the accuracy of the flowmeter is improved.

Description

Anti-vibration precession vortex flowmeter

Technical Field

The utility model relates to the field of flow meters, in particular to an anti-vibration precession vortex flow meter.

Background

The precession vortex flowmeter adopts advanced micro-processing technology, has the advantages of strong function, wide flow range, simple operation and maintenance, convenient installation and use, and the like, and the main technical index reaches the advanced level of similar products abroad. But this form of flowmeter is susceptible to external mechanical shock.

For example, the patent application number is: 201120279331.5 the vortex generator is positioned at the front end of a fluid channel of the shell and is fixed with the inner wall of the shell; the temperature detection element is fixed in the wall of the shell fluid; the piezoelectric crystal detection element is fixed on the inner wall of the shell, which is intersected with the contraction part and the expansion part of the shell; the pressure detection element is fixed on the inner wall of the shell at the front end of the expansion part of the shell, and the working surface of the pressure detection element is perpendicular to the axis of the pipeline; the racemizer is fixed at the tail end of the shell; the intelligent flowmeter integrator is located outside the housing. The flowmeter integrates flow, temperature and pressure detection functions, can automatically compensate temperature, pressure and compression factors, and is widely applied to industries such as petroleum, chemical industry, electric power, metallurgy and the like; in view of the above related art, the inventors believe that in practical use, the device automatically compensates only for the influence of external factors, so that the error of measurement data is reduced, vibration cannot be relieved, and certain limitation is provided.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the anti-vibration precession vortex flowmeter, a user can firmly connect a base with an external structure through a set damping structure, then the base is moved in a positioning hole by external force through a movable rod structure and a plug structure at the top end of the movable rod structure, a spring can shrink due to vibration and further buffer external vibration, the plug at the top end is rubbed with the inner wall of the positioning hole through a buffer ring structure to play a role of assisting damping, so that the vibration of the flowmeter is reduced, and the accuracy of the flowmeter is improved.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an antidetonation precession vortex flowmeter, includes the flowmeter, the bottom of flowmeter is provided with two sets of bradyseism structures, all include the lantern ring in the bradyseism structure, set up in the movable rod of lantern ring bottom, with movable rod fixed connection's base, the outside cover of movable rod is equipped with the spring, the locating hole has been seted up to the bottom of lantern ring, the top of movable rod is provided with the chock plug, the chock plug sets up in the locating hole.

As a preferable technical scheme of the utility model, the bottom end array of the lantern ring is provided with four groups of positioning holes.

As a preferable technical scheme of the utility model, a buffer ring is fixed on the outer side of each group of plugs.

As a preferable technical scheme of the utility model, the buffer ring is of a hollow annular structure, the outer diameter of the buffer ring is larger than the diameter of the positioning hole, and the buffer ring is made of soft rubber.

As a preferable technical scheme of the utility model, the top end of the spring is fixedly connected with the bottom end of the lantern ring.

As a preferable technical scheme of the utility model, the top end of the lantern ring is fixedly connected with the flowmeter through a connecting bolt.

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

in this device, through the bradyseism structure that sets up, the user can carry out fastening connection with base and external structure, later receive external force and remove in the locating hole through the chock plug structure of movable rod structure and its top, the spring can shrink because of the vibration, and then cushion external vibration, the chock plug on top passes through the cushion ring structure, the accessible rubs with the locating hole inner wall, plays the effect of supplementary bradyseism, and then reduces the vibration of flowmeter, improves the accuracy of flowmeter.

Drawings

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

FIG. 2 is a second schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic structural view of a flowmeter and base of the present utility model;

fig. 4 is a schematic diagram of the structure at a in fig. 3.

Wherein: 1. a flow meter; 2. a shock-absorbing structure; 21. a collar; 211. positioning holes; 22. a connecting bolt; 23. a base; 24. a moving rod; 25. a spring; 26. a plug head; 27. a buffer ring.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples:

as shown in fig. 1-4, the utility model provides an anti-vibration precession vortex flowmeter, which comprises a flowmeter 1, wherein two groups of cushioning structures 2 are arranged at the bottom end of the flowmeter 1, each cushioning structure 2 comprises a lantern ring 21, a moving rod 24 arranged at the bottom end of the lantern ring 21, and a base 23 fixedly connected with the moving rod 24, a spring 25 is sleeved outside the moving rod 24, a positioning hole 211 is formed at the bottom end of the lantern ring 21, a plug 26 is arranged at the top end of the moving rod 24, and the plug 26 is arranged in the positioning hole 211.

In other embodiments, the bottom end array of collar 21 is provided with four sets of positioning holes 211; a buffer ring 27 is fixed on the outer side of each group of plugs 26; the buffer ring 27 is of a hollow annular structure, the outer diameter of the buffer ring 27 is larger than the diameter of the positioning hole 211, and the buffer ring 27 is made of soft rubber; the top end of the spring 25 is fixedly connected with the bottom end of the lantern ring 21; the top end of the lantern ring 21 is fixedly connected with the flowmeter 1 through a connecting bolt 22; through the cushioning structure 2 that sets up, the user can carry out fastening connection with base 23 and external structure, later receive external force and remove in locating hole 211 through the chock plug 26 structure on movable rod 24 structure and its top, spring 25 can shrink owing to the vibration, and then cushion external vibration, and the chock plug 26 on top rubs through buffer ring 27 structure, accessible and locating hole 211 inner wall, plays the effect of supplementary cushioning, and then reduces flowmeter 1's vibration, improves flowmeter 1's accuracy.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An anti-knock precession vortex flowmeter comprising a flowmeter (1), characterized in that: the bottom of flowmeter (1) is provided with two sets of bradyseism structures (2), all include lantern ring (21), set up in movable rod (24) of lantern ring (21) bottom, with movable rod (24) fixed connection's base (23), the outside cover of movable rod (24) is equipped with spring (25), locating hole (211) have been seted up to the bottom of lantern ring (21), the top of movable rod (24) is provided with chock plug (26), chock plug (26) set up in locating hole (211).

2. An anti-knock precession vortex flowmeter according to claim 1, wherein: four groups of positioning holes (211) are formed in the bottom end array of the lantern ring (21).

3. An anti-knock precession vortex flowmeter according to claim 1, wherein: and a buffer ring (27) is fixed on the outer side of each group of plugs (26).

4. A vibration-resistant precession vortex flowmeter according to claim 3, wherein: the buffer ring (27) is of a hollow annular structure, the outer diameter of the buffer ring is larger than the diameter of the positioning hole (211), and the buffer ring (27) is made of soft rubber.

5. An anti-knock precession vortex flowmeter according to claim 1, wherein: the top end of the spring (25) is fixedly connected with the bottom end of the lantern ring (21).

6. An anti-knock precession vortex flowmeter according to claim 1, wherein: the top end of the lantern ring (21) is fixedly connected with the flowmeter (1) through a connecting bolt (22).