CN211784045U - Pressure gauge with high temperature resistance and corrosion resistance - Google Patents
Pressure gauge with high temperature resistance and corrosion resistance Download PDFInfo
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- CN211784045U CN211784045U CN202020874153.XU CN202020874153U CN211784045U CN 211784045 U CN211784045 U CN 211784045U CN 202020874153 U CN202020874153 U CN 202020874153U CN 211784045 U CN211784045 U CN 211784045U
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- high temperature
- pressure gauge
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Abstract
The utility model relates to a manometer equipment technical field, concretely relates to manometer that possesses high temperature resistant corrosion resisting property, including the manometer body, the below of manometer body is equipped with protection machanism, and protection machanism includes interior casing, shell body, communicating pipe, piston and spring, and interior casing is located the inner chamber of shell body, the utility model provides a manometer that possesses high temperature resistant corrosion resisting property, design and use through a series of structures, the utility model discloses in carrying out the use, solved the core through the manometer and directly carry out the problem of measuring pressure to high temperature strong corrosive nature medium, through measuring liquid medium and core contactless measurement's mode, can reach and carry out the purpose of measuring to high temperature strong corrosive nature medium, further improve its measuring precision.
Description
Technical Field
The utility model relates to a manometer equipment technical field, concretely relates to manometer that possesses high temperature resistant corrosion resisting property.
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 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. If chinese patent application number is CN201721152959.2 a high temperature resistant pressure gauge that high temperature resistance is strong, including cooling ring and the heat exchanger that looses of setting on the manometer body, the cooling ring surrounds manometer body round setting, the cooling ring upper end is equipped with the opening, the opening part is equipped with the plunger, manometer body left is equipped with the heat exchanger that looses, the inside water tank that is equipped with of heat exchanger that looses, be equipped with tortuous pipe in the water tank, tortuous pipe is crooked pipeline form, tortuous pipe left end runs through water tank left side and the heat exchanger left side simultaneously, and tortuous pipe is linked together with the left medium entry of heat exchanger, tortuous pipe right-hand member runs through water tank right side and the heat exchanger right side simultaneously, and tortuous pipe right-hand member passes the cooling ring and is linked together with the manometer body, the.
The utility model discloses a measurement that can be applied to high temperature medium is being applied to the technical scheme of above-mentioned utility model, but the above-mentioned mode is that the core through the manometer directly carries out measuring pressure to high temperature medium, though can reach the cooling effect through the cooling mode, the residual temperature still probably causes the precision of manometer to produce the deviation, when measuring corrosive medium, can directly cause the corrosion damage of core moreover, further lead to its measuring accuracy to produce the deviation, consequently, need to develop a manometer that possesses high temperature resistant corrosion resisting property urgently and solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a manometer that possesses high temperature resistant corrosion resisting property, through the design and the use of a series of structures, the utility model discloses in carrying out the use, solved the core through the manometer and directly carry out the problem of measuring pressure to the strong corrosive medium of high temperature, through measuring liquid medium and core contactless measuring's mode, can reach and carry out measuring purpose to the strong corrosive medium of high temperature, further improve its measuring precision.
The utility model discloses a following technical scheme realizes:
the utility model provides a manometer that possesses high temperature resistant corrosion resisting property, includes the manometer body, the below of manometer body is equipped with protection machanism, protection machanism includes interior casing, shell body, communicating pipe, piston and spring, interior casing is located the inner chamber of shell body, the top and the bottom middle part of shell body are pegged graft respectively and are had communicating pipe, just the medial extremity of communicating pipe respectively with the top and the bottom middle part of interior casing are linked together, the sealed sliding connection in inner chamber lower part of interior casing has the piston, is located the piston top the intracavity is filled to the interior casing has fluid medium, just the top of piston is equipped with the spring, the upper end of spring with the inner chamber top of interior casing links to each other, the upside communicating pipe with spiro union intercommunication between the interface end of manometer body.
Preferably, the top and the bottom left side of the outer shell are respectively provided with an oil filling port and an oil discharge port, and the oil filling port and the oil discharge port are respectively provided with a valve.
Preferably, cooling oil for cooling the high-temperature medium to be measured is injected into an inner cavity between the outer shell and the inner shell.
Preferably, the piston is made of high-temperature-resistant and corrosion-resistant materials.
Preferably, the spring is a chromium alloy compression spring.
Preferably, the inner wall of the inner shell is plated with a corrosion-resistant layer, and the corrosion-resistant layer is made of carbon fiber materials.
Preferably, the inner shell and the outer shell are made of high-thermal-conductivity metal materials.
The utility model has the advantages that:
the utility model solves the problem that the pressure is directly measured on the high-temperature strong corrosive medium by the core of the pressure gauge by adopting the structure and design, and can achieve the purpose of measuring the high-temperature strong corrosive medium by the mode of measuring the liquid medium and measuring the non-contact of the core, thereby further improving the measurement precision;
and the utility model discloses novel structure, reasonable in design, convenient to use has stronger practicality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention;
fig. 2 is a bottom view of the present invention;
fig. 3 is a cross-sectional view of the protection mechanism of the present invention.
In the figure: 1-pressure gauge body, 2-protection mechanism, 21-inner shell, 22-outer shell, 23-communicating pipe, 24-piston, 25-spring, 3-oil filling port and 4-oil discharging port.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a manometer that possesses high temperature resistant corrosion resisting property, including manometer body 1, manometer body 1's below is equipped with safeguard mechanism 2, safeguard mechanism 2 includes interior casing 21, outer casing 22, communicating pipe 23, piston 24 and spring 25, interior casing 21 is located outer casing 22's inner chamber, outer casing 22's top and bottom middle part are pegged graft respectively and are had communicating pipe 23, and the medial extremity of communicating pipe 23 is linked together with interior casing 21's top and bottom middle part respectively, the sealed sliding connection in inner chamber lower part of interior casing 21 has piston 24, the interior casing 21 inner chamber intussuseption that is located piston 24 top is filled with fluid medium, and piston 24's top is equipped with spring 25, spring 25's upper end links to each other with interior casing 21's inner chamber top, the spiro union intercommunication between upside communicating.
Specifically, the top and the bottom left side of the outer shell 22 are respectively provided with an oil filling port 3 and an oil discharge port 4, and the oil filling port 3 and the oil discharge port 4 are respectively provided with a valve.
Specifically, cooling oil for cooling the high-temperature medium to be measured is injected into the inner cavity between the outer shell 22 and the inner shell 21.
Specifically, the piston 24 is made of a high-temperature-resistant and corrosion-resistant material.
Specifically, the spring 25 is a chromium alloy compression spring 25.
Specifically, the inner wall of the inner housing 21 is plated with a corrosion-resistant layer, and the corrosion-resistant layer is made of a carbon fiber material.
Specifically, the inner housing 21 and the outer housing 22 are made of a high thermal conductive metal material.
The working principle is as follows: the utility model discloses when using, at first be linked together communicating pipe 23 of protection machanism 2 downside with the strong corrosive medium pipeline of high temperature of awaiting measuring, according to the hydraulic transmission principle, it can get into interior casing 21 inside through communicating pipe 23 of downside under the effect of power to measure liquid medium, can promote piston 24 simultaneously and upwards compress spring 25 motion, the fluid medium of piston 24 top can be full of the inside of manometer body 1, measure pressure and show the pressure value, and when the power of the above-mentioned drive measured liquid medium disappears, under the effect of the elastic force of above-mentioned spring 25 and fluid medium gravity, this measurement liquid medium can be followed communicating pipe 23 of downside and flowed downwards, until withdrawing from interior casing 21 inner chamber;
furthermore, the purpose of measuring high-temperature and strong-corrosion media can be achieved in the mode of measuring the liquid media in a non-contact manner with the machine core;
in addition, cooling oil for cooling the high-temperature medium to be measured is injected into the inner cavity between the outer shell 22 and the inner shell 21, so that when the high-temperature medium is measured, the cooling oil is used for further absorbing heat of the high-temperature medium entering the inner cavity of the inner shell 21, and the measurement accuracy of the pressure gauge when the high-temperature medium is measured is further improved; the left sides of the top and the bottom of the outer shell 22 are respectively provided with an oil filling port 3 and an oil discharging port 4, and the oil filling port 3 and the oil discharging port 4 are respectively provided with a valve, so that cooling oil can be conveniently replaced;
moreover, the piston 24 is made of high-temperature-resistant and corrosion-resistant materials, the spring 25 is a chromium alloy compression spring 25, the corrosion-resistant layer is plated on the inner wall of the inner shell 21, and the corrosion-resistant layer is made of carbon fiber materials, so that the service life of the piston is further prolonged; the inner shell 21 and the outer shell 22 are made of high-heat-conductivity metal materials, so that the heat dissipation and cooling effects can be further improved;
and then under the design and the use of above-mentioned structure, the utility model discloses in carrying out the use, solved the core through the manometer and directly carry out pressure measuring's problem to the strong corrosive medium of high temperature, through measuring liquid medium and core contactless measuring's mode, can reach and carry out measuring purpose to the strong corrosive medium of high temperature, further improve its measuring precision.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The utility model provides a manometer that possesses high temperature resistant corrosion resisting property, includes manometer body (1), its characterized in that: the protection mechanism (2) is arranged below the pressure gauge body (1), the protection mechanism (2) comprises an inner shell (21), an outer shell (22), a communicating pipe (23), a piston (24) and a spring (25), the inner shell (21) is positioned in an inner cavity of the outer shell (22), the communicating pipe (23) is respectively inserted into the middle parts of the top and the bottom of the outer shell (22), the inner side end of the communicating pipe (23) is respectively communicated with the middle parts of the top and the bottom of the inner shell (21), the piston (24) is connected to the lower part of the inner cavity of the inner shell (21) in a sealing and sliding manner, a fluid medium is filled in the inner cavity of the inner shell (21) above the piston (24), the spring (25) is arranged at the top of the piston (24), and the upper end of the spring (25) is connected with the top of the inner cavity of, the upper side communication pipe (23) is in threaded connection with the interface end of the pressure gauge body (1).
2. The pressure gauge with high temperature and corrosion resistance according to claim 1, wherein: an oil filling port (3) and an oil discharge port (4) are respectively formed in the left side of the top and the left side of the bottom of the outer shell (22), and valves are respectively arranged on the oil filling port (3) and the oil discharge port (4).
3. The pressure gauge with high temperature and corrosion resistance according to claim 1, wherein: and cooling oil for cooling a high-temperature medium to be measured is injected into an inner cavity between the outer shell (22) and the inner shell (21).
4. The pressure gauge with high temperature and corrosion resistance according to claim 1, wherein: the piston (24) is made of high-temperature-resistant and corrosion-resistant materials.
5. The pressure gauge with high temperature and corrosion resistance according to claim 1, wherein: the spring (25) is a chromium alloy compression spring (25).
6. The pressure gauge with high temperature and corrosion resistance according to claim 1, wherein: the inner wall of the inner shell (21) is plated with a corrosion-resistant layer, and the corrosion-resistant layer is made of carbon fiber materials.
7. The pressure gauge with high temperature and corrosion resistance according to claim 1, wherein: the inner shell (21) and the outer shell (22) are both made of high-heat-conductivity metal materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020874153.XU CN211784045U (en) | 2020-05-22 | 2020-05-22 | Pressure gauge with high temperature resistance and corrosion resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020874153.XU CN211784045U (en) | 2020-05-22 | 2020-05-22 | Pressure gauge with high temperature resistance and corrosion resistance |
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| Publication Number | Publication Date |
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| CN211784045U true CN211784045U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020874153.XU Active CN211784045U (en) | 2020-05-22 | 2020-05-22 | Pressure gauge with high temperature resistance and corrosion resistance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112254872A (en) * | 2020-12-24 | 2021-01-22 | 南京高华科技股份有限公司 | High-temperature pressure sensor with vacuum heat insulation cavity |
-
2020
- 2020-05-22 CN CN202020874153.XU patent/CN211784045U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112254872A (en) * | 2020-12-24 | 2021-01-22 | 南京高华科技股份有限公司 | High-temperature pressure sensor with vacuum heat insulation cavity |
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