CN214793603U

CN214793603U - Vibration-resistant pressure gauge convenient to install

Info

Publication number: CN214793603U
Application number: CN202120711052.5U
Authority: CN
Inventors: 姜冬冬
Original assignee: Jiaxing Kemai Instrument Co ltd
Current assignee: Jiaxing Kemai Instrument Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-11-19
Anticipated expiration: 2031-04-07

Abstract

The application provides a shock-resistant manometer convenient to installation belongs to manometer technical field. This resistant manometer convenient to installation, including pipeline coupling assembling and manometer installation component. The sealing plate is fixedly installed at the bottom of the core pipe and provided with a through hole communicated with the core pipe, the stop valve is installed on the first pressure guide pipe and communicated with the first pressure guide pipe, the pressure gauge body is fixedly installed at one end of the second pressure guide pipe through a bolt, and the other end of the second pressure guide pipe is communicated with the first pressure guide pipe through the connecting pipe. This resistant manometer convenient to installation distinguishes alone through the installation with the pipeline of manometer and is connected, makes the connecting piece can exist alone and does not influence the leakproofness and the use of pipeline, adjusts the degree of sealing on with the pipeline surface through core pipe and closing plate, avoids the connecting piece to warp the damage, sets up the manometer and the connecting pipe of fast-assembling, has avoided loaded down with trivial details installation and dismantlement process.

Description

Vibration-resistant pressure gauge convenient to install

Technical Field

The application relates to the technical field of pressure gauges, particularly, relate to a shock-resistant pressure gauge convenient to installation.

Background

The vibration-resistant pressure gauge is suitable for places with severe environmental vibration, can resist the pulsation, impact and sudden unloading of a medium, has stable and clear instrument indication and good vibration resistance, is widely applied to departments of machinery, petroleum, chemical engineering, metallurgy, mines, electric power and the like, is generally directly screwed at the position of a pipeline through the bottom of the pressure gauge, the surface of the pipeline is usually arc-shaped, when the pressure gauge is connected, a fastening piece is unevenly stressed, so that a connecting piece is easy to deform, the sealing performance of the pressure gauge is seriously influenced, meanwhile, the vibration of the pipeline can drive the pressure gauge to vibrate through a connecting pipe, the pressure gauge is influenced by the vibration, so that reading errors occur, the detection accuracy is influenced, a pressure gauge convenient to replace is needed to provide frequent replacement, the replacing steps of the existing pressure gauge are quite complicated, and the pressure gauge is often connected with the pipeline in a welding connection mode, instead of adopting nuts for connection, the connecting pipe is not provided with a rotary connector, and most of the connecting pipes are screwed by adopting fixed nuts, so that the operation is complicated during installation and disassembly, and manpower is wasted.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, this application provides a manometer of nai shake convenient to installation, aims at improving manometer and pipeline department connecting piece yielding, has influenced manometer leakproofness and has operated too loaded down with trivial details problem when installing and dismantling the manometer.

The embodiment of the application provides a shock-resistant pressure gauge convenient to installation, including pipeline coupling assembling and manometer installation component.

The pipeline connecting assembly comprises a connecting mechanism, a regulating pipe, a core pipe, a sealing plate, a first pressure pipe, a stop valve and an external pipeline, wherein the connecting mechanism is detachably sleeved on the external pipeline, the bottom of the regulating pipe is rotatably installed at the top of the connecting mechanism, a core pipe is in threaded installation inside the regulating pipe, the sealing plate is fixedly installed at the bottom of the core pipe and provided with a through hole, the core pipe is communicated with the core pipe, the bottom of the first pressure pipe is rotatably installed on the regulating pipe, and the stop valve is installed on the first pressure pipe and communicated with the first pressure pipe.

The manometer installation component includes manometer body, second connecting pipe, pressure taking valve and connecting pipe, the manometer body pass through bolt fixed mounting in the one end of second connecting pipe, the other end of second connecting pipe passes through the connecting pipe with first connecting pipe intercommunication, pressure taking valve install in the second connecting pipe and with second connecting pipe intercommunication.

In the above-mentioned realization process, through setting up pipeline coupling assembling and manometer installation component with the installation of manometer and the connection of pipeline distinguish alone, the not fragile connecting piece of installation on external pipeline, make the connecting piece can exist alone and not influence the leakproofness and the use of pipeline, adjust the degree of sealing on pipeline surface through core pipe and closing plate, avoid the direct atress of connecting piece, avoid the connecting piece to warp and damage, set up the manometer and the connecting pipe of fast-assembling simultaneously, loaded down with trivial details installation and dismantlement process have been avoided, the labour has been practiced thrift.

In a specific implementation scheme, the connecting mechanism comprises a first connecting plate, a second connecting plate, a third connecting plate and a connecting bolt, the first connecting plate, the second connecting plate and the third connecting plate are both arc-shaped plates, one ends of the second connecting plate and the third connecting plate are respectively rotatably installed on two sides of the bottom of the first connecting plate through hinges, and the other ends of the second connecting plate and the third connecting plate are detachably connected through the connecting bolt.

In a specific embodiment, the connecting mechanism further comprises rubber rings, and the rubber rings are fixedly installed on the inner sides of the first connecting plate, the second connecting plate and the third connecting plate respectively.

In the implementation process, the rubber ring effectively increases the friction force between the first connecting plate and the second connecting plate and between the third connecting plate and the surface of the external pipeline, so that the connection mechanism is more stably installed.

In a specific embodiment, the sealing plate may be configured as an oil resistant rubber asbestos sheet or a common asbestos rubber sheet.

In the implementation process, the oil-resistant rubber asbestos plate or the common asbestos rubber plate has high heat resistance and high load so as to ensure the reliability of the sealing plate, continuous high torque and excellent sealing performance, and can be suitable for water, gas, hydrocarbon, alkali and medium and strong acid.

In a specific embodiment, the stop valve and the pressure-taking valve can be set as a male screw gate valve or a female screw gate valve and a pressure cushion type pipe joint.

In the implementation process, the stop valve matched with the first pressure guide pipe and the second pressure guide pipe and the pressure tapping valve can be selected according to the actual use condition on the site to be installed, and the situation that the models are not matched is avoided.

In a specific embodiment, the pressure gauge mounting assembly further comprises a condensation pipe, and both ends of the condensation pipe are communicated with the second pressure guiding pipe.

In the above-mentioned realization process, the condenser pipe can prolong gas flow distance, guarantees to get into the manometer pipeline internal gas and can fully condense, avoids manometer direct contact superheated steam and warp, makes the manometer sensitive harmless.

In a particular embodiment, the seal plate bottom is a clearance fit with the circumscribing conduit upper surface.

In the implementation process, the sealing plate is in clearance fit with the external pipeline to avoid the excessive pressure of the gas in the external pipeline and the overflow of the gas from the joint, thereby influencing the reading accuracy of the pressure gauge.

In a specific embodiment, the top of the first connecting plate is provided with a mounting groove which is provided with a T-shaped or I-shaped groove, and the bottom of the adjusting pipe is matched with the contact surface of the mounting groove in shape.

In the implementation process, the first connecting plate is more stable in connection with the adjusting pipe, and the adjusting pipe is effectively prevented from falling off from the top of the first connecting plate.

In a specific embodiment, a limiting groove is formed in the bottom of the first pressure pipe, the adjusting pipe is slidably sleeved in the limiting groove, and the inner wall of the adjusting pipe is in clearance fit with the limiting groove.

In the implementation process, the connection tightness between the adjusting pipe and the first pressure guiding pipe is kept while the rotation requirement of the adjusting pipe is met, and gas leakage from the connection part is avoided.

In a specific embodiment, manometer installation component still includes the lantern ring and bracing piece, the lantern ring activity cup joint in external pipeline, bracing piece bottom fixed mounting in the lantern ring, the bracing piece top through the hinge rotate install in the second connecting pipe, the bracing piece sets up to the telescopic link.

In the above-mentioned realization process, the bracing piece supports the second connecting pipe, has strengthened the stability of second connecting pipe and manometer body installation, and the telescopic link can effectively reduce the influence of external pipeline vibrations to the manometer body simultaneously.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of a vibration-proof pressure gauge provided by an embodiment of the present application and easy to install;

FIG. 2 is a schematic structural diagram of a pipe coupling assembly according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a pressure gauge mounting assembly according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a connection mechanism according to an embodiment of the present application.

In the figure: 100-a pipe connection assembly; 110-a connection mechanism; 111-a first connection plate; 1111-mounting groove; 112-a second connecting plate; 113-a third connecting plate; 114-connecting bolts; 115-rubber ring; 120-a conditioning tube; 130-core tube; 140-a sealing plate; 150-a first impulse pipe; 151-limiting groove; 160-a stop valve; 170-external pipeline; 200-a pressure gauge mounting assembly; 210-a pressure gauge body; 220-a second pressure guiding pipe; 230-a pressure-taking valve; 240-connecting pipe; 250-a condenser tube; 260-a collar; 270-support bar.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present application provides a vibration-resistant pressure gauge convenient to mount, which includes a pipe connection assembly 100 and a pressure gauge mounting assembly 200.

Referring to fig. 2, the pipeline connecting assembly 100 includes a connecting mechanism 110, an adjusting pipe 120, a core pipe 130, a sealing plate 140, a first pressure pipe 150, a stop valve 160, and an external pipeline 170, wherein the connecting mechanism 110 is detachably sleeved on the external pipeline 170, the bottom of the adjusting pipe 120 is rotatably installed at the top of the connecting mechanism 110, the core pipe 130 is threadedly installed inside the adjusting pipe 120, the sealing plate 140 is fixedly installed at the bottom of the core pipe 130 and provided with a through hole to communicate with the core pipe 130, the bottom of the first pressure pipe 150 is rotatably installed on the adjusting pipe 120, and the stop valve 160 is installed at the first pressure pipe 150 and communicates with the first pressure pipe 150.

Referring to fig. 4, the connecting mechanism 110 includes a first connecting plate 111, a second connecting plate 112, a third connecting plate 113 and a connecting bolt 114, the first connecting plate 111, the second connecting plate 112 and the third connecting plate 113 are all configured as arc-shaped plates, one end of the second connecting plate 112 and one end of the third connecting plate 113 are respectively rotatably mounted on two sides of the bottom of the first connecting plate 111 through hinges, and the other end of the second connecting plate 112 and the other end of the third connecting plate 113 are detachably connected through the connecting bolt 114.

In some specific embodiments, the connection mechanism 110 further includes a rubber ring 115, the rubber ring 115 is fixedly installed inside the first connection plate 111, the second connection plate 112 and the third connection plate 113, and the rubber ring 115 effectively increases friction between the first connection plate 111, the second connection plate 112 and the third connection plate 113 and the surface of the external connection pipe 170, so that the installation of the connection mechanism 110 is more stable.

In some specific embodiments, the sealing plate 140 may be configured as an oil-resistant rubber asbestos sheet or a general asbestos rubber sheet, having high heat resistance and high load to ensure reliability of the sealing plate 140, sustained high torque and excellent sealing performance, and can be applied to water, gas, hydrocarbon, alkali and medium and strong acid.

In some specific embodiments, the stop valve 160 and the pressure tapping valve 230 may be configured as an external screw thread gate valve or an internal screw thread gate valve and a pressure pad type pipe joint, and the stop valve 160 and the pressure tapping valve 230 matched with the first pressure guiding pipe 150 and the second pressure guiding pipe 220 may be selected according to actual use conditions on site to be installed, so as to avoid occurrence of the condition of model mismatch.

In some embodiments, the bottom of the sealing plate 140 is in clearance fit with the upper surface of the circumscribing pipe 170, and the clearance fit between the sealing plate 140 and the circumscribing pipe 170 prevents the gas pressure in the circumscribing pipe 170 from overflowing from the joint, thereby affecting the accuracy of the reading of the pressure gauge body 210.

In some specific embodiments, the top of the first connection plate 111 is provided with a mounting groove 1111, the mounting groove 1111 is provided with a T-shaped or i-shaped groove, the bottom of the adjusting tube 120 is matched with the contact surface of the mounting groove 1111 in shape, the connection between the first connection plate 111 and the adjusting tube 120 is more stable, and the adjusting tube 120 is effectively prevented from falling off from the top of the first connection plate 111.

In some specific embodiments, a limiting groove 151 is formed in the bottom of the first pressure pipe 150, the adjusting pipe 120 is slidably sleeved in the limiting groove 151, and the inner wall of the adjusting pipe 120 is in clearance fit with the limiting groove 151, so that the tightness between the adjusting pipe 120 and the first pressure pipe 150 is maintained while the rotation requirement of the adjusting pipe 120 is met, and the gas leakage from the joint is avoided.

Referring to fig. 3, the pressure gauge mounting assembly 200 includes a pressure gauge body 210, a second pressure pipe 220, a pressure tapping valve 230 and a connecting pipe 240, the pressure gauge body 210 is fixedly mounted at one end of the second pressure pipe 220 by a bolt, the other end of the second pressure pipe 220 is communicated with the first pressure pipe 150 by the connecting pipe 240, and the pressure tapping valve 230 is mounted at the second pressure pipe 220 and is communicated with the second pressure pipe 220.

In some specific embodiments, the pressure gauge mounting assembly 200 further includes a condenser tube 250, both ends of the condenser tube 250 are communicated with the second pressure pipe 220, the condenser tube 250 can extend the gas flowing distance, so as to ensure that gas entering the pressure gauge body 210 pipeline can be sufficiently condensed, thereby avoiding deformation of the pressure gauge body 210 due to direct contact with superheated steam, and making the pressure gauge body 210 sensitive and lossless.

In some specific embodiments, pressure gauge mounting assembly 200 further includes a collar 260 and a support rod 270, collar 260 is movably sleeved on external pipe 170, bottom of support rod 270 is fixedly mounted on collar 260, the top of support rod 270 is rotatably mounted on second pressure pipe 220 through a hinge, support rod 270 is a telescopic rod, support rod 270 supports second pressure pipe 220, stability of mounting second pressure pipe 220 and pressure gauge body 210 is enhanced, and meanwhile, the telescopic rod can effectively reduce influence of vibration of external pipe 170 on pressure gauge body 210.

This resistant operating principle who shakes manometer convenient to installation: during installation, the connecting mechanism 110 is sleeved on the external pipeline 170, the adjusting pipe 120 is rotated, the adjusting pipe 120 rotates to drive the core pipe 130 to rotate, the core pipe 130 is blocked due to friction between the sealing plate 140 and the surface of the external pipeline 170, so that the core pipe 130 is blocked to move downwards, the sealing plate 140 is compressed to be tightly attached to the external pipeline 170, the connecting pipe 240 is installed on the first pressure guide pipe 150, the stop valve 160 and the pressure taking valve 230 are opened, gas to be detected enters the pressure gauge body 210 from the core pipe 130 and the first pressure guide pipe 150 through the second pressure guide pipe 220 to be measured in pressure, when the connecting pipe is disassembled and replaced, the stop valve 160 is closed to block the gas, the connecting pipe 240 can be separated from the first pressure guide pipe 150, the pipeline connecting assembly 100 is reserved, only the pressure gauge body 210 in the pressure gauge installing assembly 200 needs to be replaced independently, and then the replaced pressure gauge installing assembly 200 is communicated with the pipeline connecting assembly 100, and finishing the replacing and mounting steps.

It should be noted that the specific model specification of the pressure gauge body 210 needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A vibration-resistant pressure gauge convenient to install is characterized by comprising

The pipeline connecting assembly (100) comprises a connecting mechanism (110), an adjusting pipe (120), a core pipe (130), a sealing plate (140), a first pressure pipe (150), a stop valve (160) and an external pipeline (170), wherein the connecting mechanism (110) is detachably sleeved on the external pipeline (170), the bottom of the adjusting pipe (120) is rotatably installed at the top of the connecting mechanism (110), the core pipe (130) is installed inside the adjusting pipe (120) in a threaded manner, the sealing plate (140) is fixedly installed at the bottom of the core pipe (130) and is provided with a through hole to be communicated with the core pipe (130), the bottom of the first pressure pipe (150) is rotatably installed on the adjusting pipe (120), and the stop valve (160) is installed on the first pressure pipe (150) and is communicated with the first pressure pipe (150);

manometer installation component (200), manometer installation component (200) include manometer body (210), second pressure pipe (220), pressure valve (230) and connecting pipe (240) get, manometer body (210) through bolt fixed mounting in the one end of second pressure pipe (220), the other end of second pressure pipe (220) passes through connecting pipe (240) with first pressure pipe (150) intercommunication, pressure valve (230) install in second pressure pipe (220) and with second pressure pipe (220) intercommunication get.

2. The vibration-proof pressure gauge convenient to mount according to claim 1, wherein the connection mechanism (110) comprises a first connection plate (111), a second connection plate (112), a third connection plate (113) and a connection bolt (114), the first connection plate (111), the second connection plate (112) and the third connection plate (113) are both provided as arc-shaped plates, one end of the second connection plate (112) and one end of the third connection plate (113) are respectively rotatably mounted on two sides of the bottom of the first connection plate (111) through hinges, and the other end of the second connection plate (112) and the other end of the third connection plate (113) are detachably connected through the connection bolt (114).

3. The vibration-resistant pressure gauge convenient to install according to claim 2, wherein the connecting mechanism (110) further comprises rubber rings (115), and the rubber rings (115) are fixedly installed inside the first connecting plate (111), the second connecting plate (112) and the third connecting plate (113), respectively.

4. The vibration-resistant pressure gauge easy to install as claimed in claim 1, wherein the sealing plate (140) is made of oil-resistant rubber asbestos or ordinary asbestos rubber.

5. The vibration-proof pressure gauge convenient to install as claimed in claim 1, wherein the stop valve (160) and the pressure-taking valve (230) can be configured as a male screw gate valve or a female screw gate valve and a pressure cushion type pipe joint.

6. The vibration-resistant pressure gauge convenient to install according to claim 1, wherein the pressure gauge installation assembly (200) further comprises a condensation pipe (250), and both ends of the condensation pipe (250) are communicated with the second pressure guiding pipe (220).

7. The vibration-resistant pressure gauge easy to install as claimed in claim 1, wherein the bottom of the sealing plate (140) is in clearance fit with the upper surface of the circumscribed conduit (170).

8. The vibration-proof pressure gauge convenient to install according to claim 2, wherein the top of the first connecting plate (111) is provided with an installation groove (1111), the installation groove (1111) is provided with a T-shaped or I-shaped groove, and the bottom of the adjusting tube (120) is matched with the contact surface of the installation groove (1111).

9. The vibration-resistant pressure gauge convenient to mount according to claim 1, wherein a limiting groove (151) is formed in the bottom of the first pressure pipe (150), the adjusting pipe (120) is slidably sleeved in the limiting groove (151), and the inner wall of the adjusting pipe (120) is in clearance fit with the limiting groove (151).

10. The vibration-resistant pressure gauge convenient to mount of claim 1, wherein the pressure gauge mounting assembly (200) further comprises a collar (260) and a support rod (270), the collar (260) is movably sleeved on the external pipeline (170), the bottom of the support rod (270) is fixedly mounted on the collar (260), the top of the support rod (270) is rotatably mounted on the second pressure pipe (220) through a hinge, and the support rod (270) is provided as a telescopic rod.