CN211234822U

CN211234822U - Shock-absorbing barometer

Info

Publication number: CN211234822U
Application number: CN202020326368.8U
Authority: CN
Inventors: 王敦玉; 王浩; 张爱军
Original assignee: Maanshan Haoyu Instr Co ltd
Current assignee: Maanshan Haoyu Instr Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-08-11
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses a shock attenuation barometer, including the barometer body, including the buffer tube, be equipped with the cushion chamber in the buffer tube, be equipped with base and lower base on the upper end of buffer tube and lower extreme respectively, it is equipped with first pipeline and second pipeline on base and the lower base respectively to go up, be equipped with soft communicating pipe between first pipeline and the second pipeline, the cushion chamber intussuseption is filled with the damping oil reservoir, the top of going up the base is equipped with the ooff valve of being connected with first pipeline, be equipped with first hickey on the ooff valve, the access mouth and the first hickey threaded connection of barometer body, be equipped with protection machanism on the buffer tube. The utility model provides a because reasons such as gaseous state or liquid medium pressure fluctuation are big in pipeline vibration and the pipeline lead to the barometer pointer swing violent, lead to the barometer to damage.

Description

Shock-absorbing barometer

Technical Field

The utility model relates to a barometer technical field specifically is a shock attenuation barometer.

Background

The barometer is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the environmental pressure, is widely applied and almost extends to all the fields of industrial processes and scientific researches, is visible everywhere in the fields of heat pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and service shops and the like, and particularly in the industrial process control and technical measurement processes, the barometer is more and more widely applied because the elastic sensitive element of the barometer has the characteristics of high mechanical strength, convenient production and the like, the stainless steel barometer consists of a pressure guide system (comprising a joint, a spring pipe, a current-limiting screw and the like), a gear transmission mechanism, a number indicating device (a pointer and a dial) and a shell (comprising a meter shell, a meter cover, meter glass and the like), the barometer conducts the elastic deformation to the pointer through a conversion mechanism of a stainless steel sensitive element (a Bourdon tube, a bellows and the like) in the barometer, causing the pointer to rotate to display the pressure. In practical application, due to the reasons of pipeline vibration, large pressure fluctuation of gaseous or liquid medium in the pipeline and the like, the pointer of the barometer swings violently, so that accurate indication of pressure is seriously influenced, the service life of the barometer is greatly shortened, and the maintenance coefficient of equipment is increased. Therefore, a shock-absorbing barometer is provided.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a shock attenuation barometer.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a shock-absorbing barometer, which comprises a barometer body and a buffer tube, wherein a buffer cavity is arranged in the buffer tube, the upper end and the lower end of the buffer tube are respectively provided with an upper base and a lower base, the upper base and the lower base are respectively provided with a first pipeline and a second pipeline, a soft communicating pipe is arranged between the first pipeline and the second pipeline, a damping oil layer is filled in the buffer cavity, the top of the upper base is provided with a switch valve connected with a first pipeline, the switch valve is provided with a first threaded interface, the access port of the barometer body is in threaded connection with the first threaded interface, the buffer tube is provided with a protection mechanism, the protection mechanism comprises a first plate frame arranged on the outer side wall of the switch valve, the switch valve is provided with a second plate frame which is matched with the first plate frame and covers the upper portion of the barometer body, and a support column is arranged between the first plate frame and the second plate frame.

As an optimized technical scheme of the utility model, the pipeline mouth department of second pipeline is equipped with second hickey.

As an optimized technical scheme of the utility model, the periphery of buffer tube is equipped with a plurality of strengthening rib ribs.

As an optimal technical scheme of the utility model, the support column is fixed with first grillage and second grillage respectively through first bolt.

As a preferred technical scheme of the utility model, the first plate frame and the second plate frame are respectively connected with the outer side wall of the switch valve through a second bolt;

as an optimal technical scheme of the utility model, be equipped with on the buffer tube and be connected with oil injection pipeline and gassing pipeline with the cushion chamber, the equal threaded connection in port department of oil injection pipeline and gassing pipeline has the closing cap.

The utility model has the advantages that: the damping barometer is characterized in that a damping oil layer is arranged in a buffer tube, when a pipeline vibrates, the damping oil layer is utilized for absorbing and damping, so that the pipeline vibration is eliminated, and the larger pressure fluctuation of a gaseous or liquid medium is eliminated, the barometer is effectively protected, the accurate indication of the pressure is ensured, the environmental adaptability of the barometer is improved, the service life is prolonged, in addition, when mechanical equipment generates vibration or pressure impact, the vibration or pressure impact can act on a soft communicating tube, the mechanical strength of the hose is lower, the vibration or pressure impact cannot be continuously transmitted to a barometer body, the damping oil layer is utilized for absorbing the hose, the vibration or pressure impact cannot generate larger interference on the barometer, the inaccurate recording and measuring caused by violent vibration of a pointer in the barometer is ensured, wherein the contact area of the spirally bent communicating tube and the damping oil layer is effectively increased, thereby playing a better shock absorption effect. In addition the utility model discloses still protect the barometer body through setting up protection machanism, avoid having the whereabouts thing to pound the barometer body in the use, and cause the barometer body to damage, have the characteristics of being convenient for install and dismantling simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a shock-absorbing barometer of the present invention;

FIG. 2 is a schematic view of the internal structure of a buffer tube of a damping barometer of the present invention;

fig. 3 is a usage state diagram of the damping barometer of the present invention.

In the figure: 1. a barometer body; 2. a buffer tube; 3. a buffer chamber; 4. an upper base; 5. a lower base; 6. a first conduit; 7. a second conduit; 8. a communicating pipe; 9. a damping oil layer; 10. an on-off valve; 11. a first threaded interface; 12. a protection mechanism; 13. a first plate frame; 14. a second plate rack; 15. a support pillar; 16. a second threaded interface; 17. reinforcing ribs; 18. a first bolt; 19. a second bolt; 20. an oil injection pipeline; 21. and (7) deflating the pipeline.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2 and fig. 3, the shock-absorbing barometer of the present invention comprises a barometer body 1 including a buffer tube 2, a buffer chamber 3 is provided in the buffer tube 2, an upper base 4 and a lower base 5 are respectively provided at the upper end and the lower end of the buffer tube 2, a first pipe 6 and a second pipe 7 are respectively provided on the upper base 4 and the lower base 5, a soft communicating pipe 8 is provided between the first pipe 6 and the second pipe 7, a damping oil layer 9 is filled in the buffer chamber 3, a switch valve 10 connected to the first pipe 6 is provided at the top of the upper base 4, a first screw thread port 11 is provided on the switch valve 10, an access port of the barometer body 1 is in threaded connection with the first screw thread port 11, a protection mechanism 12 is provided on the buffer tube 2, the protection mechanism 12 includes a first plate frame 13 provided on the outer side wall of the switch valve 10, the switch valve 10 is provided with a second plate frame 14 which is matched with the first plate frame 13 and covers the upper part of the barometer body 1, a support column 15 is arranged between the first plate frame 13 and the second plate frame 14, the buffer tube 2 of the utility model is internally provided with a damping oil layer 9, when the pipeline vibrates, the damping oil layer 9 is utilized to absorb and damp, thereby eliminating the pipeline vibration and eliminating the pressure fluctuation of a gaseous or liquid medium, effectively protecting the barometer and ensuring the accurate indication of the pressure, improving the environmental adaptability of the barometer, prolonging the service life, in addition, when the mechanical equipment generates the vibration or the pressure impact, the vibration or the pressure impact can act on the soft communicating pipe 8, and because the mechanical strength of the hose is lower, the vibration or the pressure impact can not be continuously transmitted to the barometer body 1, and the damping oil layer 9 is utilized to absorb the shock of the hose, the further vibration or pressure impact is further guaranteed not to generate large interference on the barometer body 1, the pointer in the barometer body 1 is guaranteed not to be violently vibrated to cause inaccurate recording and measuring, and the spirally bent communicating pipe 8 effectively increases the contact area with the damping oil layer 9, so that a better shock absorption effect is achieved. In addition the utility model discloses still protect barometer body 1 through setting up protection machanism 12, avoid having falling thing to pound barometer body 1 in the use, and cause barometer body 1 to damage, have the characteristics of being convenient for install and dismantling simultaneously.

And a second threaded connector 16 is arranged at the position of the pipeline opening of the second pipeline 7, so that the second pipeline can be conveniently connected with a pipeline.

Wherein, the periphery of buffer tube 2 is equipped with a plurality of strengthening rib ribs 17, has increased holistic stability.

Wherein, the support column 15 is fixed with the first grillage 13 and the second grillage 14 respectively through the first bolt 18, is convenient for install and dismantle.

The first plate frame 13 and the second plate frame 14 are respectively connected with the outer side wall of the switch valve 10 through the second bolt 19, so that the installation and the disassembly are convenient.

Be equipped with on buffer tube 2 and be connected with oil injection pipeline 20 and bleeder line 21 with cushion chamber 3, the equal threaded connection in port department of oil injection pipeline 20 and bleeder line 21 has closing cap 22, is convenient for pour into damping oil reservoir 9 in the cushion chamber 3.

The utility model discloses in buffer tube 2 in be equipped with damping oil reservoir 9, when the pipeline vibrates, utilize damping oil reservoir 9 to inhale shake the shock attenuation, thereby have the pipeline vibration of elimination and eliminated the great pressure oscillation of gaseous state or liquid medium, effectively protected the barometer and ensured the accurate instruction of pressure, improved the environmental adaptability of barometer, life is prolonged, in addition when mechanical equipment produces vibrations or pressure shock, vibrations or pressure shock can be used in soft communicating pipe 8, and because the mechanical strength of hose is lower, can not continue to transmit vibrations or pressure shock to the barometer body, and utilize damping oil reservoir 9 to carry out the shock attenuation to the hose, to further assurance vibrations or pressure shock can not produce great interference to the barometer, guaranteed that the pointer in the barometer can not appear violent vibrations and lead to the record to measure inaccurately, wherein the spiral bent communicating pipe 8 effectively increases the contact area with the damping oil layer 9, thereby playing a better shock absorption effect. In addition the utility model discloses still protect barometer body 1 through setting up protection machanism 12, avoid having falling thing to pound barometer body 1 in the use, and cause barometer body 1 to damage, have the characteristics of being convenient for install and dismantling simultaneously.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a shock attenuation barometer, includes barometer body (1), its characterized in that: comprises a buffer tube (2), a buffer chamber (3) is arranged in the buffer tube (2), an upper base (4) and a lower base (5) are respectively arranged at the upper end and the lower end of the buffer tube (2), a first pipeline (6) and a second pipeline (7) are respectively arranged on the upper base (4) and the lower base (5), a soft spiral bent communicating pipe (8) is arranged between the first pipeline (6) and the second pipeline (7), a damping oil layer (9) is filled in the buffer chamber (3), a switch valve (10) connected with the first pipeline (6) is arranged at the top of the upper base (4), a first thread connector (11) is arranged on the switch valve (10), an access port of a barometer body (1) is in threaded connection with the first thread connector (11), a protection mechanism (12) is arranged on the buffer tube (2), and the protection mechanism (12) comprises a first plate frame (13) arranged on the outer side wall of the switch valve (10), be equipped with on ooff valve (10) with first grillage (13) complex and cover second grillage (14) in barometer body (1) top, be equipped with between first grillage (13) and second grillage (14) support column (15).

2. A shock-absorbing barometer according to claim 1, wherein a second screw connection (16) is provided at the mouth of the second tube (7).

3. A shock-absorbing barometer according to claim 1, wherein the buffer tube (2) is provided at its periphery with a plurality of reinforcing ribs (17).

4. A shock-absorbing barometer according to claim 1, wherein the support post (15) is secured to the first (13) and second (14) plate frames respectively by means of a first bolt (18).

5. A shock-absorbing barometer according to claim 1, wherein the first plate frame (13) and the second plate frame (14) are connected to the outer side wall of the switch valve (10) via second bolts (19).

6. The shock-absorbing barometer according to claim 1, wherein the buffer tube (2) is provided with an oil injection pipeline (20) and an air discharge pipeline (21) which are communicated with the buffer cavity (3), and the end ports of the oil injection pipeline (20) and the air discharge pipeline (21) are both connected with a sealing cover (22) in a threaded manner.