Air pressure gauge with shockproof mechanism

Abstract

The utility model discloses a barometer with a shockproof mechanism, which belongs to the field of barometers and comprises a switch valve sleeve, a connecting pipe is arranged at the bottom of the switch valve sleeve, a damping component is arranged outside the connecting pipe, and a transversely arranged cylindrical valve body is fixedly connected inside the switch valve sleeve. By designing a specific protection piece structure, the protection piece can be installed without additionally forming a hole in the bottom of the switch valve sleeve, only the fixing part of the protection piece needs to be connected to the switch valve sleeve in a sleeving mode, and the connecting grooves in the two ends of the fixing part are matched with the outer portions of the cylinders at the two ends of the cylindrical valve body, so that the installation process is simplified, and the disassembly and assembly efficiency is improved; the protection piece further comprises a right-angle-shaped connecting frame and a protection part, a limiting cavity is formed in the front face of the protection part and used for containing the barometer body, a plurality of buffering protrusions distributed at equal intervals are arranged at the top of the limiting cavity, and each buffering protrusion makes contact with the outer surface of the barometer body to achieve the buffering and protection effects.

Description

TECHNICAL FIELD

[0001] The utility model belongs to barometer technical field, concretely relates to a barometer with shockproof mechanism. BACKGROUND

[0002] Barometer refers to the elastic element as the sensitive element, measure and indicate the instrument above the environmental pressure, application is extremely common, it almost spreads all the industrial processes and scientific research field, in the heat pipe network, oil and gas transmission, water supply and gas supply system, vehicle maintenance and repair factory and so on everywhere can be seen, especially in the industrial process control and technical measurement process, because the elastic sensitive element of barometer has very high mechanical strength and production convenient and so on The characteristics make barometer get more and more extensive application, stainless steel barometer is composed of pressure guide system (including joint, spring tube, flow limiting screw etc.), gear transmission mechanism, indicating device (pointer and scale) and shell (including watch case, watch cover, watch glass etc.), barometer passes through the elastic deformation of stainless steel sensitive element (borden pipe, diaphragm box, bellows) in the watch, and then by the conversion mechanism of watch core Elastic deformation is transmitted to the pointer, and the pointer is rotated to display pressure;

[0003] For example, the announcement number CN 211234822 U discloses a shock-absorbing barometer, which comprises a barometer body, a buffer tube, a buffer cavity arranged in the buffer tube, an upper base and a lower base arranged at the upper end and the lower end of the buffer tube respectively, a first pipeline and a second pipeline arranged on the upper base and the lower base respectively, a soft communication pipe arranged between the first pipeline and the second pipeline, a damping oil layer filled in the buffer cavity, a switch valve arranged on the top of the upper base and connected with the first pipeline, a first threaded interface arranged on the switch valve, and a connection port of the barometer body is threadedly connected with the first threaded interface. The buffer tube is provided with a protection mechanism, and the utility model solves the problem that the pointer of the barometer swings violently due to pipeline vibration, large pressure fluctuation of gaseous or liquid medium in the pipeline and other reasons, and the barometer is damaged.

[0004] The above-mentioned case can protect the outside of the barometer by the protection mechanism during actual use, but the protection mechanism needs to be installed through the bolt by opening the hole outside the switch valve sleeve at the bottom of the barometer, which is very troublesome, reduces the dismounting efficiency, and is difficult to meet the existing demand, therefore, the utility model provides a barometer with shockproof mechanism. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a barometer with shockproof mechanism to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a barometric pressure gauge with shockproof mechanism, including switch valve cover, the bottom of switch valve cover is equipped with the connecting pipe, the outside of connecting pipe is equipped with damping assembly, the inside fixed connection of switch valve cover has the transverse arrangement's cylindrical valve body, the top of switch valve cover is equipped with barometric pressure gauge body, the outside of switch valve cover is equipped with the protection piece.

[0007] As a preferred implementation, the protection piece includes a fixed portion that is sleeved on the outside of the switch valve cover, the fixed portion is a semi-circular ring, and two ends of the fixed portion are provided with connecting grooves that are adapted to the outside of the cylindrical valve body at two ends.

[0008] As a preferred implementation, the top and bottom of each connecting groove are provided with guide surfaces, and the upper and lower ends of the fixed portion are provided with deformation holes.

[0009] As a preferred implementation, the top of each connecting groove is provided with a guide surface, and the upper and lower ends of the fixed portion are provided with deformation holes.

[0010] As a preferred implementation, the front surface of the protection piece is provided with a limiting cavity, the front surface of the protection piece is provided with a front protrusion, the top of the limiting cavity is a circular arc, the top of the limiting cavity is provided with a plurality of equidistantly divided buffer protrusions, each buffer protrusion is in contact with the outer surface of the barometric pressure gauge body, and each buffer protrusion is provided with a buffer cavity in the inside.

[0011] As a preferred implementation, the opposite surfaces of the bottom of the limiting cavity are provided with arc-shaped connecting portions, the top of each arc-shaped connecting portion is provided with an arc-shaped supporting portion, and the two supporting portions are in contact with the two sides of the bottom of the barometric pressure gauge body, respectively.

[0012] As a preferred implementation, the damping assembly includes a sealing sleeve that is fixedly connected to the outside of the connecting pipe, and the sealing sleeve is filled with damping oil.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The barometric pressure gauge with shockproof mechanism simplifies the installation process and improves the disassembly efficiency by designing a specific protection piece structure, which does not require additional holes in the bottom of the switch valve cover for installation, but only needs to sleeve the fixed portion of the protection piece on the switch valve cover, and use the connecting grooves at both ends of the fixed portion to adapt to the outside of the cylindrical valve body at both ends.

[0015] The shockproof air pressure gauge, the design of the protection piece not only simplifies the installation, but also improves the shockproof effect through the special structure, the connecting groove openings at the two ends of the fixing part are provided with guide surfaces, the fixing part is conveniently and smoothly sleeved on the switch valve sleeve, the deformation holes are arranged above and below the connecting grooves at the two ends of the fixing part, the elasticity of the fixing part is increased, the fixing part can better adapt to switch valve sleeves of different sizes, and the shockproof effect on the air pressure gauge is enhanced.

[0016] The shockproof air pressure gauge, the protection piece further comprises a right-angle connecting frame and a protection part, a limiting cavity is formed in the front face of the protection part and used for accommodating the air pressure gauge body, a plurality of buffer protrusions are equidistantly arranged on the top of the limiting cavity and in contact with the outer surface of the air pressure gauge body, the buffer protrusions play a buffering and protection role, in addition, the opposite faces of the bottoms of the two sides of the limiting cavity are provided with arc-shaped connecting parts and supporting parts, and the protection performance is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a front view of the structure of the utility model;

[0018] Fig. 2 It is a cooperation view of the structure of the utility model;

[0019] Fig. 3 It is a front view of the protection piece.

[0020] In the drawing: 1, switch valve sleeve; 101, connecting pipe; 2, damping assembly; 3, cylindrical valve body; 4, air pressure gauge body; 5, protection piece; 501, fixing part; 502, connecting groove; 503, guide surface; 504, deformation hole; 505, connecting frame; 506, protection part; 5061, front protruding part; 5062, buffer cavity; 5063, buffer protrusion; 507, arc-shaped connecting part; 508, supporting part. DETAILED DESCRIPTION

[0021] The utility model will be further described below in combination with examples.

[0022] The following examples are used to illustrate the utility model, but cannot be used to limit the protection scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and the simple improvement of the method of the utility model under the concept of the utility model belongs to the range required to be protected by the utility model.

[0023] Please refer to Figs. 1-3The utility model provides a kind of barometric gauge with shockproof mechanism, including switch valve sleeve 1, the bottom of switch valve sleeve 1 is equipped with connecting pipe 101, the outside of connecting pipe 101 is equipped with damping assembly 2, damping assembly 2 includes the sealing sleeve fixedly connected in the outside of connecting pipe 101, sealing sleeve is filled with damping oil, damping oil can slow down the pressure of expanding gas in connecting pipe 101 outside in use process, prevent barometric gauge body 4 vibration.

[0024] In the embodiment, the inside of switch valve sleeve 1 is fixedly connected with the horizontally arranged cylindrical valve body 3, the top of switch valve sleeve 1 is equipped with barometric gauge body 4, the outside of switch valve sleeve 1 is equipped with protection piece 5, protection piece 5 includes the fixed part 501 sleeved outside switch valve sleeve 1, the fixed part 501 is semicircular ring, and the both ends of fixed part 501 are equipped with connecting groove 502, the both ends of fixed part 501 are equipped with guiding surface 503 at the top and bottom of each connecting groove 502 opening, and the both ends of fixed part 501 are equipped with deformation hole 504 above and below connecting groove 502, the fixed part 501 of protection piece 5 is sleeved outside switch valve sleeve 1, to ensure that the semicircular ring structure of fixed part 501 is closely combined with switch valve sleeve 1, the connecting groove 502 of both ends of fixed part 501 is matched with the outside of cylindrical valve body 3 at both ends, and the fixed part 501 is fixed on switch valve sleeve 1, at this time, the guiding surface 503 of connecting groove 502 will play a guiding role, so that the fixed part 501 can be smoothly sleeved on switch valve sleeve 1, the deformation hole 504 of both ends of fixed part 501 above and below connecting groove 502 will increase the elasticity of fixed part 501, and ensure the stability of fixation, ensure that barometric gauge body 4 is correctly installed on the top of switch valve sleeve 1, and is well connected with internal mechanism, after installation is completed, overall inspection is carried out on barometric gauge, to ensure that all components are correctly and firmly installed, functional test is carried out, to ensure that barometric gauge can work normally and accurately measure pressure;

[0025] By designing specific protection piece 5 structure, without additional hole in the bottom of switch valve sleeve 1, simplify the installation process, the connecting groove 502 of fixed part 501 is matched with the outside of cylindrical valve body 3, so that installation is more convenient and fast, the fixed part 501 of protection piece 5 is increased in elasticity through the design of connecting groove 502 and deformation hole 504, and is conveniently fixed and limited.

[0026] In this embodiment, the top of the fixed part 501 on both sides is fixedly connected with a right-angle-shaped connecting frame 505, the top of the two connecting frames 505 is provided with a protective part 506, the front surface of the protective part 506 is provided with a front protrusion 5061, the top of the limiting cavity is arc-shaped, the top of the limiting cavity is provided with a plurality of buffer protrusions 5063 which are equally spaced, each buffer protrusion 5063 is in contact with the outer surface of the barometer main body 4, and a buffer cavity 5062 is formed in the inside of each buffer protrusion 5063, the opposite surfaces of the bottom of the limiting cavity are provided with arc-shaped connecting parts 507, the top of each arc-shaped connecting part 507 is provided with an arc-shaped supporting part 508, the two supporting parts 508 are respectively in contact with the two sides of the bottom of the barometer main body 4, the fixed part 501 of the protective part 5 is sleeved outside the switch valve sleeve 1, and is preliminarily fixed by being matched with the cylindrical outer part of the cylindrical valve main body 3 through the connecting groove 502, the deformation holes 504 at both ends of the fixed part 501 enable the fixed part 501 to better adapt to the size of the switch valve sleeve 1 and further enhance the stability of the fixation, the protective part 506 is installed on the top of the connecting frame 505, ensuring that the protective part 506 can be correctly aligned and cover the barometer main body 4, the limiting cavity of the protective part 506 is designed to accommodate the barometer main body 4 and is in contact with the outer surface of the barometer main body 4 through the front protrusion 5061 and the plurality of buffer protrusions 5063, the buffer cavity 5062 in the buffer protrusion 5063 can absorb and disperse external impact, reducing its influence on the barometer main body 4, and the arc-shaped connecting parts 507 at the bottom of the limiting cavity and the arc-shaped supporting parts 508 at the top thereof further enhance the support and protection of the barometer main body 4 at the bottom thereof;

[0027] The structures of the protective part 506, the buffer protrusions 5063, the supporting parts 508 and the like are verified whether they can effectively protect the barometer main body 4 from external impact and vibration, the design of the protective part 506, the front protrusion 5061, the buffer protrusions 5063 and the buffer cavities 5062 can absorb and disperse external impact, effectively protecting the barometer main body 4 from damage, the arc-shaped connecting parts 507 and the supporting parts 508 further enhance the support and protection of the barometer main body 4 at the bottom thereof, improving the overall protection performance, through effective protection, reducing the influence of external vibration and impact on the barometer main body 4, thereby improving the accuracy and stability of the measurement, which enables the barometer to work normally in a more severe environment, providing reliable measurement data for industrial production, the design of the protective part 506 and the related structures can reduce the direct contact of the barometer main body 4 with the external environment, reducing the risk of damage, the structural design of the protective part 5 is reasonable, easy to install and quick, without the need for additional tools or complex operations, at the same time, the protective part 506 and the related structures are easy to clean and maintain, reducing the maintenance cost and workload.

[0028] Need to be explained in the above scheme is that the damping assembly 2 is same with the structure of the comparative document, therefore, no more redundant description is made.

[0029] The working principle and use process of the utility model are as follows: first, the fixed part 501 of the protection piece 5 is sleeved outside the switch valve sleeve 1, the semicircular ring structure of the fixed part 501 is tightly attached to the switch valve sleeve 1, the connecting groove 502 at both ends of the fixed part 501 is matched with the cylindrical outer part at both ends of the cylindrical valve body 3, the fixed part 501 is fixed on the switch valve sleeve 1, at this time, the guide surface 503 of the connecting groove 502 will play a guiding role, the fixed part 501 can be smoothly sleeved on the switch valve sleeve 1, the deformation hole 504 at both ends of the fixed part 501 above and below the connecting groove 502 will increase the elasticity of the fixed part 501 and ensure the stability of the fixing, the barometer body 4 is correctly installed on the top of the switch valve sleeve 1 and is well connected with the internal mechanism, after installation, the barometer is overall checked, it is ensured that all components are correctly and firmly installed, function test is carried out, it is ensured that the barometer can work normally and accurately measure pressure, the deformation hole 504 at both ends of the fixed part 501 makes the fixed part 501 better adapt to the size of the switch valve sleeve 1 and further enhances the stability of the fixing, the protection part 506 is installed on the top of the connecting frame 505, it is ensured that the protection part 506 can correctly align and cover the barometer body 4, the limiting cavity of the protection part 506 is designed to accommodate the barometer body 4 and is in contact with the outer surface of the barometer body 4 through the front convex part 5061 and multiple buffer protrusions 5063, the buffer cavity 5062 in the buffer protrusion 5063 can absorb and disperse external impact, reduce the influence on the barometer body 4, the arc-shaped connecting part 507 at the bottom of both sides of the limiting cavity and the arc-shaped supporting part 508 at the top thereof further enhance the support and protection of the protection part 506 to the bottom of the barometer body 4.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principle of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A gas pressure gauge with a shockproof mechanism, comprising a switch valve sleeve (1), characterized in that: The bottom of the switch valve sleeve (1) is provided with a connecting pipe (101), the outside of the connecting pipe (101) is provided with a damping assembly (2), the inside of the switch valve sleeve (1) is fixedly connected with a transversely arranged cylindrical valve body (3), the top of the switch valve sleeve (1) is provided with a pressure gauge body (4), and the outside of the switch valve sleeve (1) is provided with a protective piece (5).

2. The barometer with a shockproof mechanism according to claim 1, characterized in that: The protective piece (5) comprises a fixed part (501) sleeved outside the switch valve sleeve (1), the fixed part (501) is a semicircular ring, and connecting grooves (502) are formed in the two ends of the fixed part (501), and the two connecting grooves (502) are matched with the outside of the two ends of the cylindrical valve body (3).

3. The shockproof barometer according to claim 2, wherein: The top and bottom of the opening of each connecting groove (502) are provided with guide surfaces (503), and the upper and lower ends of the two ends of the fixed part (501) are provided with deformation holes (504).

4. The shockproof barometer according to claim 2, wherein: The top of the two sides of the fixed part (501) is fixedly connected with a right-angle-shaped connecting frame (505), and the top of the two connecting frames (505) is provided with a protective part (506).

5. The shockproof barometer according to claim 4, wherein: The front surface of the protective part (506) is provided with a limiting cavity, the front surface of the protective part (506) is provided with a front protruding part (5061), the top of the limiting cavity is arc-shaped, the top of the limiting cavity is provided with a plurality of equidistantly divided buffer protrusions (5063), each buffer protrusion (5063) is in contact with the outer surface of the pressure gauge body (4), and the inside of each buffer protrusion (5063) is provided with a buffer cavity (5062).

6. The shockproof barometer according to claim 5, wherein: The opposite surfaces of the bottoms of the two sides of the limiting cavity are provided with arc-shaped connecting parts (507), the top of each arc-shaped connecting part (507) is provided with an arc-shaped supporting part (508), and the two supporting parts (508) are respectively in contact with the two sides of the bottom of the pressure gauge body (4).

7. The shockproof barometer according to claim 1, wherein: The damping assembly (2) comprises a sealing sleeve fixedly connected outside the connecting pipe (101), and the sealing sleeve is filled with damping oil.

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