CN110849533A - Speed and shock preventing device for pressure gauge - Google Patents
Speed and shock preventing device for pressure gauge Download PDFInfo
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- CN110849533A CN110849533A CN201911234067.0A CN201911234067A CN110849533A CN 110849533 A CN110849533 A CN 110849533A CN 201911234067 A CN201911234067 A CN 201911234067A CN 110849533 A CN110849533 A CN 110849533A
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- pressure
- pressure gauge
- damping
- pipe
- cylinder
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0609—Pressure pulsation damping arrangements
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- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a speed-proof and shock-absorbing device for a pressure gauge, relates to the technical field of pressure detection, and mainly aims to solve the problem that the pressure gauge is damaged due to pressure vibration and equipment vibration; the damping device comprises a fixed base plate, a pressure gauge connecting end and an oil pipe communicating end, wherein the lower portion of the pressure gauge connecting end is connected with a second pressure buffer guide pipe, the lower portion of the oil pipe communicating end is connected with a spiral first pressure buffer guide pipe, the lower end portions of the first pressure buffer guide pipe and the second pressure buffer guide pipe are connected through a cylinder piece, the cylinder piece comprises a cylinder body and a piston plate arranged inside the cylinder body, the cylinder body is horizontally arranged, and pressure damping units communicated with the cylinder body are further arranged at the bottom end portions of the first pressure buffer guide pipe and the second pressure buffer guide pipe. The invention has simple structure, can play a certain role of buffering the pressure sensed by the pressure gauge and a role of damping the vibration of the pipeline of the pressure gauge, can effectively protect the pressure gauge, and is convenient and practical.
Description
Technical Field
The invention relates to the technical field of pressure detection, in particular to a speed-proof and shock-absorbing device for a pressure gauge.
Background
The pressure gauge is a meter which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the ambient pressure, is very commonly applied and almost extends to all the fields of industrial processes and scientific researches. The method is widely available in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance plants and shops and the like. Especially in the industrial process control and technical measurement process, the mechanical pressure gauge is more and more widely applied due to the characteristics of high mechanical strength, convenient production and the like of the elastic sensitive element of the mechanical pressure gauge.
Because the oil pipe working environment is very bad, the flow in the pipeline of the equipment such as injection drive, oil transfer and the like is large, vibration occurs continuously, along with the extension of the working time, the foundation of the equipment becomes loose, mechanical vibration is generated to enable the instrument pointer to swing greatly or the instrument pointer to be vibrated and fall off, and the pressure data in the pipeline cannot be monitored timely and accurately. In order to reduce the mechanical vibration, a two-dimensional spring tube type shock absorber is usually installed between the pressure gauge and the pipe joint of the equipment, but the shock absorber cannot completely eliminate the damage of the mechanical vibration to the pressure gauge, and the pressure gauge needs to be frequently disassembled, repaired or replaced, so that the maintenance cost of the equipment is increased.
Disclosure of Invention
The invention aims to provide a speed-proof and shock-absorbing device for a pressure gauge, which aims to solve the problem that the pressure gauge is damaged due to pressure vibration and equipment vibration.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a speed damping device is prevented to manometer, includes fixed baseplate, manometer link and oil pipe intercommunication end, manometer link sub-unit connection has the second pressure to cushion the pipe, and the sub-unit connection of oil pipe intercommunication end has and is the first pressure of heliciform to cushion the pipe, and the tip is connected through cylinder spare under first pressure cushion pipe and the second pressure cushion pipe, cylinder spare includes the cylinder body and sets up the piston plate in the cylinder body inside, and the bottom portion of first pressure cushion pipe and second pressure cushion pipe still is provided with the pressure damping shock attenuation unit that is linked together with it.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: the cylinder body is arranged horizontally.
In one alternative: and the two pressure damping shock absorption units are fixed on the fixed base plate.
In one alternative: the pressure damping shock absorption unit comprises a guide cylinder, a damping ball body and a first spring, wherein the damping ball body and the first spring are arranged inside the guide cylinder, the upper portion of the guide cylinder is communicated with the corresponding first pressure buffering guide pipe or the corresponding second pressure buffering guide pipe, one end of the first spring is connected to the bottom wall inside the guide cylinder, and the other end of the first spring is connected to the outer wall of the damping ball body.
In one alternative: still including the installation support body, manometer link and oil pipe intercommunication end are all fixed on the installation support body, are provided with between installation support body and the fixed baseplate and connect the shock attenuation member, and the manometer link is fixed in on the installation support body, fixed baseplate and oil pipe intercommunication end are installed on the oil pipe outer wall.
In one alternative: the three connecting damping rod pieces are distributed in an equal triangular shape.
In one alternative: the connecting damping rod piece comprises a connecting pipe body and a telescopic guide rod, a sliding block which slides on the inner wall of the connecting pipe body is arranged inside the connecting pipe body, a second spring is arranged at the lower end of the sliding block, the other end of the second spring is connected to the bottom wall of the connecting pipe body, and the telescopic guide rod stretches into the connecting pipe body and is fixed on the end face of the sliding block.
Compared with the prior art, the invention has the following beneficial effects:
the device utilizes first pressure buffering pipe and the heliciform production damping effect that can cushion the pipe to oil circuit pressure variation of second pressure, and the oil pressure of avoiding the manometer impression is the vibrating and can't accurate reading, and when the oil pressure produced the micro-change in first pressure buffering pipe simultaneously, and the damping spheroid receives certain impact force and compresses first spring and carries out certain cushioning effect to pressure to can produce damping cushioning effect to the manometer. The invention has simple structure, can play a certain role of buffering the pressure sensed by the pressure gauge and a role of damping the vibration of the pipeline of the pressure gauge, can effectively protect the pressure gauge, and is convenient and practical.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural view of a pressure damping shock-absorbing unit according to the present invention.
Fig. 3 is a schematic view of the internal structure of the connecting shock-absorbing rod member of the present invention.
Notations for reference numerals: the damping device comprises a fixed base plate 1, a pressure gauge connecting end 2, an oil pipe connecting end 3, an installation frame body 4, a first pressure buffering guide pipe 5, a second pressure buffering guide pipe 6, a cylinder body 7, a piston plate 8, a pressure damping unit 9, a connecting damping rod piece 10, a guide cylinder 11, a damping ball body 12, a first spring 13, a connecting pipe body 14, a telescopic guide rod 15, a sliding block 16 and a second spring 17.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1 to 3, in an embodiment of the present invention, a pressure gauge anti-speed damping device includes a fixed substrate 1, a pressure gauge connection end 2 and an oil pipe connection end 3, a second pressure buffer conduit 6 is connected to a lower portion of the pressure gauge connection end 2, a spiral first pressure buffer conduit 5 is connected to a lower portion of the oil pipe connection end 3, lower end portions of the first pressure buffer conduit 5 and the second pressure buffer conduit 6 are connected through a cylinder member, the cylinder member includes a cylinder body 7 and a piston plate 8 disposed inside the cylinder body 7, the cylinder body 7 is disposed horizontally, bottom end portions of the first pressure buffer conduit 5 and the second pressure buffer conduit 6 are further provided with a pressure damping unit 9 communicated therewith, the pressure damping unit 9 includes a guide tube 11, and a damping ball 12 and a first spring 13 disposed inside the guide tube 11, an upper portion of the guide tube 11 is communicated with the corresponding first pressure buffer conduit 5 or the second pressure buffer conduit 6, one end of the first spring 13 is connected to the bottom wall of the guide cylinder 11, and the other end of the first spring 13 is connected to the outer wall of the damping sphere 12; the two pressure damping shock absorption units 9 are fixed on the fixed base plate 1;
the pressure generated in the oil pipe firstly passes through the first pressure buffer conduit 5 to make the piston plate 8 in the cylinder 7 move in the interior thereof to increase the pressure in the second pressure buffer conduit 6 and transmit the pressure to the pressure gauge from the pressure gauge connecting end 2, while a certain damping of the pressure is obtained by the arrangement of the first 5 and second 6 pressure buffer conduits, when the pressure vibration amplitude in the oil pipe is not changed greatly, the damping effect generated by the spiral shape of the first pressure buffer conduit 5 and the second pressure buffer conduit 6 is utilized to avoid the oil pressure vibration type sensed by the pressure gauge from being incapable of accurately reading, and simultaneously when the oil pressure in the first pressure buffer conduit 5 is changed slightly, the damping ball 12 is subjected to a certain impact force to compress the first spring 13 to perform a certain buffering action on the pressure, so that the damping effect on the pressure gauge can be generated.
Example 2
The embodiment of the invention is different from the embodiment 1 in that: the shock absorption device is characterized by further comprising an installation frame body 4, the pressure gauge connecting end 2 and the oil pipe connecting end 3 are both fixed on the installation frame body 4, a connecting shock absorption rod piece 10 is arranged between the installation frame body 4 and the fixing base plate 1, the pressure gauge connecting end 2 is fixed on the installation frame body 4, the fixing base plate 1 and the oil pipe connecting end 3 are installed on the outer wall of an oil pipe, vibration is generated on oil pipe equipment, a certain shock absorption effect can be achieved through the elasticity of the first pressure buffering guide pipe 5 and the buffering of the connecting shock absorption rod piece 10, the pressure gauge is prevented from generating large vibration and being damaged, the connecting shock absorption rod piece 10 is three and is distributed in an equal triangular shape, the connecting shock absorption rod piece 10 comprises a connecting pipe body 14 and a telescopic guide rod 15, a sliding block 16 sliding on the inner wall of the connecting pipe body 14 is arranged inside the connecting pipe body 14, a second spring 17 is arranged at, the telescopic guide rod 15 extends into the connecting pipe body 14 and is fixed on the end face of the sliding block 16, and then when the telescopic guide rod 15 is under pressure, the second spring 17 can play a certain role in buffering and damping.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure 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 disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a speed damping device is prevented to manometer, includes fixed baseplate (1), manometer link (2) and oil pipe intercommunication end (3), its characterized in that, manometer link (2) sub-unit connection has second pressure buffering pipe (6), and the sub-unit connection of oil pipe intercommunication end (3) is spiral helicine first pressure buffering pipe (5), and tip is connected through cylinder spare under first pressure buffering pipe (5) and second pressure buffering pipe (6), cylinder spare includes cylinder body (7) and sets up piston plate (8) in cylinder body (7) inside, and the bottom portion of first pressure buffering pipe (5) and second pressure buffering pipe (6) still is provided with pressure damping shock attenuation unit (9) that are linked together with it.
2. The anti-shock and anti-acceleration device for pressure gauge according to claim 1, characterized in that the cylinder (7) is horizontally disposed.
3. The anti-shock device for pressure gauge according to claim 1, wherein both pressure damping shock-absorbing units (9) are fixed to the fixed base plate (1).
4. The anti-speed shock absorption device for the pressure gauge according to claim 3, wherein the pressure damping shock absorption unit (9) comprises a guide cylinder (11), a damping ball body (12) and a first spring (13), the damping ball body (12) and the first spring are arranged inside the guide cylinder (11), the upper part of the guide cylinder (11) is communicated with the corresponding first pressure buffering guide pipe (5) or the corresponding second pressure buffering guide pipe (6), one end of the first spring (13) is connected to the bottom wall inside the guide cylinder (11), and the other end of the first spring (13) is connected to the outer wall of the damping ball body (12).
5. The anti-speed shock absorption device for the pressure gauge according to claim 1, further comprising a mounting frame body (4), wherein the pressure gauge connecting end (2) and the oil pipe communicating end (3) are both fixed on the mounting frame body (4), a connecting shock absorption rod member (10) is arranged between the mounting frame body (4) and the fixing base plate (1), the pressure gauge connecting end (2) is fixed on the mounting frame body (4), and the fixing base plate (1) and the oil pipe communicating end (3) are mounted on the outer wall of the oil pipe.
6. The anti-acceleration shock-absorbing device for pressure gauge according to claim 5, wherein the connecting shock-absorbing rod members (10) are three and arranged in an equi-triangular distribution.
7. The anti-speed shock absorption device for the pressure gauge according to claim 6, wherein the connecting shock absorption rod member (10) comprises a connecting tube body (14) and a telescopic guide rod (15), a sliding block (16) sliding on the inner wall of the connecting tube body (14) is arranged inside the connecting tube body, a second spring (17) is arranged at the lower end part of the sliding block (16), the other end of the second spring (17) is connected to the bottom wall of the connecting tube body (14), and the telescopic guide rod (15) extends into the connecting tube body (14) and is fixed on the end face of the sliding block (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911234067.0A CN110849533A (en) | 2019-12-05 | 2019-12-05 | Speed and shock preventing device for pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911234067.0A CN110849533A (en) | 2019-12-05 | 2019-12-05 | Speed and shock preventing device for pressure gauge |
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| Publication Number | Publication Date |
|---|---|
| CN110849533A true CN110849533A (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911234067.0A Pending CN110849533A (en) | 2019-12-05 | 2019-12-05 | Speed and shock preventing device for pressure gauge |
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| CN (1) | CN110849533A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664989A (en) * | 2020-06-16 | 2020-09-15 | 马鞍山市亿格仪表有限公司 | Shock-proof type automatic reset pressure gauge and installation method thereof |
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|---|---|---|---|---|
| CN2047786U (en) * | 1989-04-14 | 1989-11-15 | 姚成福 | Shock-proof joint for pressure gauge |
| CN201016831Y (en) * | 2007-03-16 | 2008-02-06 | 大庆油田有限责任公司 | Pressure gage snubber |
| CN201955193U (en) * | 2010-12-07 | 2011-08-31 | 吕国富 | Damping device for pressure instrument |
| CN202937977U (en) * | 2012-12-17 | 2013-05-15 | 金少平 | Shockproof support of pressure gage |
| CN203465050U (en) * | 2013-02-01 | 2014-03-05 | 周文三 | Pressure gauge |
| CN106989866A (en) * | 2017-05-23 | 2017-07-28 | 河北宏龙环保科技有限公司 | A kind of damping pressure table damping device |
| CN206876337U (en) * | 2017-05-23 | 2018-01-12 | 河北宏龙环保科技有限公司 | A kind of damping pressure table damping device |
| CN207231706U (en) * | 2017-09-25 | 2018-04-13 | 无锡市凯丰压力表有限公司 | A kind of anti-shock impact-resistant throttle pressure meter |
| CN107966237A (en) * | 2017-12-05 | 2018-04-27 | 马鞍山市浩宇仪表有限公司 | A kind of shockproof Fast Installation digital-display air pressure table |
| CN207280660U (en) * | 2017-09-21 | 2018-04-27 | 天津市泰菲特仪器仪表技术有限公司 | A kind of Shockproof refrigerant pressure gauge |
| CN108087243A (en) * | 2018-01-20 | 2018-05-29 | 陈煜� | A kind of High-efficiency stable high-pressure hydraulic pump |
-
2019
- 2019-12-05 CN CN201911234067.0A patent/CN110849533A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2047786U (en) * | 1989-04-14 | 1989-11-15 | 姚成福 | Shock-proof joint for pressure gauge |
| CN201016831Y (en) * | 2007-03-16 | 2008-02-06 | 大庆油田有限责任公司 | Pressure gage snubber |
| CN201955193U (en) * | 2010-12-07 | 2011-08-31 | 吕国富 | Damping device for pressure instrument |
| CN202937977U (en) * | 2012-12-17 | 2013-05-15 | 金少平 | Shockproof support of pressure gage |
| CN203465050U (en) * | 2013-02-01 | 2014-03-05 | 周文三 | Pressure gauge |
| CN106989866A (en) * | 2017-05-23 | 2017-07-28 | 河北宏龙环保科技有限公司 | A kind of damping pressure table damping device |
| CN206876337U (en) * | 2017-05-23 | 2018-01-12 | 河北宏龙环保科技有限公司 | A kind of damping pressure table damping device |
| CN207280660U (en) * | 2017-09-21 | 2018-04-27 | 天津市泰菲特仪器仪表技术有限公司 | A kind of Shockproof refrigerant pressure gauge |
| CN207231706U (en) * | 2017-09-25 | 2018-04-13 | 无锡市凯丰压力表有限公司 | A kind of anti-shock impact-resistant throttle pressure meter |
| CN107966237A (en) * | 2017-12-05 | 2018-04-27 | 马鞍山市浩宇仪表有限公司 | A kind of shockproof Fast Installation digital-display air pressure table |
| CN108087243A (en) * | 2018-01-20 | 2018-05-29 | 陈煜� | A kind of High-efficiency stable high-pressure hydraulic pump |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664989A (en) * | 2020-06-16 | 2020-09-15 | 马鞍山市亿格仪表有限公司 | Shock-proof type automatic reset pressure gauge and installation method thereof |
| CN111664989B (en) * | 2020-06-16 | 2021-08-24 | 马鞍山市亿格仪表有限公司 | Shock-proof type automatic reset pressure gauge and installation method thereof |
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Application publication date: 20200228 |
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| RJ01 | Rejection of invention patent application after publication |