CN110618059A - Instrument mounting structure and gas insulated apparatus using the same - Google Patents
Instrument mounting structure and gas insulated apparatus using the same Download PDFInfo
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- CN110618059A CN110618059A CN201810628894.7A CN201810628894A CN110618059A CN 110618059 A CN110618059 A CN 110618059A CN 201810628894 A CN201810628894 A CN 201810628894A CN 110618059 A CN110618059 A CN 110618059A
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- mounting structure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
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Abstract
The invention provides an instrument mounting structure and gas insulation equipment using the same, and belongs to the technical field of gas insulation equipment. After the measuring pipe joint penetrates through the joint perforation, the measuring pipe joint is fixed at the joint perforation through the joint adapter plate, the measuring pipe joint and the instrument fixing seat are kept relatively fixed, the installation strength of the instrument is improved, and the problem of low instrument fastening strength in the prior art is solved.
Description
Technical Field
The present invention relates to an instrument mounting structure and a gas insulated apparatus using the same.
Background
The excellent electrical insulation performance of the gas insulated current transformer obtained by filling sulfur hexafluoride gas in the gas insulated current transformer is widely used by the existing high-voltage equipment, wherein the density value of the sulfur hexafluoride is the key for measuring the gas insulated current transformer, so that the guarantee of the density of the sulfur hexafluoride gas of the gas insulated current transformer is particularly important for guaranteeing the insulation performance of the gas insulated current transformer. At present, in the prior art, an instrument such as a density meter is mainly additionally arranged on a gas insulation current transformer, and the density change of the gas insulation current transformer is observed at any time through the density meter to determine timely gas filling operation on the gas insulation current transformer. The density meter valve body of the existing gas insulation current transformer is connected with the gas insulation current transformer through a measuring pipe and is fixed on a base through a connecting sheet, the fastening strength is low, the measuring pipe is easy to deform or leak gas when the measuring pipe is vibrated in transportation, and potential hidden danger is brought to the operation of the current transformer; meanwhile, the valve body of the density meter is limited by the space of the base and the structure of the measuring pipe, and the dial of the density meter is in the vertical direction during design, so that inconvenience is brought to a user for inspecting the pressure value of the density meter on site; moreover, because the existing measuring pipes are all straight pipes, when a base of the current transformer has certain installation errors, the density meter cannot be fixed on the base.
Disclosure of Invention
The invention aims to provide an instrument mounting structure, which aims to solve the problem of low instrument fastening strength in the prior art; in addition, the invention also aims to provide a gas insulation device using the structure.
In order to achieve the purpose, the technical scheme of the instrument mounting structure is as follows:
the instrument mounting structure includes survey buret and is used for connecting the buret of surveying buret and instrument and connects, still including the instrument fixing base that is used for fixed instrument, survey buret connects for the flange, and survey buret connects to have and is used for the big footpath section fixed with the instrument and the path section of being connected with surveying buret, is equipped with the joint perforation that supplies to survey buret to connect to pass on the instrument fixing base, connect the perforation department to be equipped with and connect the fixed joint keysets that connects with survey buret, connect to be equipped with the spacing groove that supplies to measure the path section of coupling to pass.
The invention has the beneficial effects that: after surveying buret and connecting the perforation at surveying buret and connecting and passing, fix survey buret and connect in joint perforation department through connecting the keysets, need not to pull down survey buret and connecting the buret and connect from surveying buret when the installation surveys buret, after the volume of awaiting measuring pipe passes and connects the perforation, will survey buret and connect the installation on surveying buret again, reduce the installation procedure, and make and keep relatively fixed between survey buret and the instrument fixing base, connect and connect the keysets through setting up the flange, improve the installation intensity of instrument, avoid the vibration of surveying buret in the transportation to cause the deformation and the leakage of surveying buret, the problem that instrument fastening strength is low among the prior.
Furthermore, in order to improve the fixed strength of the instrument, at least two joint adapter plates are arranged, joint clamping surfaces for clamping the joints of the measuring pipe are arranged on the limiting grooves of the joint adapter plates, and the joints of the measuring pipe are fixed by the joint adapter plates in a clamping mode, so that the fixed strength of the instrument is improved.
Further, for the installation of convenient instrument mounting structure, the joint keysets is equipped with at least two, and the spacing groove that connects the keysets encloses into the spacing hole that connects that the path section that supplies the measuring tube to connect passes, and the joint keysets of easy to assemble to the wholeness is stronger, conveniently adopts the bolt of equal length and specification to connect joint keysets and measuring tube structure.
Further, for the installation of convenient instrument mounting structure, the joint keysets is fan-shaped, and the joint keysets includes intrados and extrados, and the intrados that each connects the keysets encloses into connect spacing hole, adopt fan-shaped joint keysets to make instrument mounting structure's wholeness better, convenient processing and installation.
Furthermore, in order to facilitate disassembly, the large-diameter section of the measuring pipe joint and the joint adapter plate are correspondingly provided with a large-diameter section fixing hole and a joint fixing hole which are used for allowing a fastener to penetrate through so as to fix the measuring pipe joint on the joint adapter plate, the measuring pipe joint is fixed on the joint adapter plate through bolts, connection is convenient, and connection strength is high.
Further, in order to improve the installation efficiency, the large-diameter section fixing hole is used for being arranged corresponding to the instrument fixing hole in the instrument, so that the instrument is fixedly connected with the measuring pipe joint through a fastener penetrating in the large-diameter section fixing hole, the instrument, the measuring pipe joint and the joint adapter plate are fixedly penetrated together through bolts, open holes of the measuring pipe joint and the joint adapter plate are reduced, the number of the bolts is reduced, and the fixing process is reduced.
Further, for the convenience of surveing, major diameter section fixed orifices is equipped with at least two and evenly arranges along circumference, when will measure the coupling and the instrument is fixed, will rotate certain angle earlier with the instrument again with instrument and measurement coupling butt joint, the observation of the instrument of being convenient for.
Furthermore, in order to avoid installation errors, the measuring pipe is provided with a corrugated pipe section or a bent pipe section or a U-shaped pipe section which can be deformed according to the installation errors when the instrument is installed so that the measuring pipe joint and the joint adapter plate can be accurately positioned, and if certain installation errors exist when the instrument is installed, the measuring pipe joint and the joint adapter plate can be accurately positioned through deformation of the corrugated pipe section or the bent pipe section or the U-shaped pipe section, so that the installation errors are reasonably avoided.
The technical scheme of the gas insulation equipment is as follows:
the gas insulation equipment includes the densimeter, surveys buret and connects the buret connection of surveying buret and densimeter, still includes the instrument fixing base of fixed densimeter, survey the buret connection and connect for flange joint, survey the buret connection have be used for with the fixed big footpath section of densimeter and with survey the path section of buret connection, be equipped with the joint perforation that supplies to survey buret connection to pass on the instrument fixing base, connect the perforation department to be equipped with and measure the fixed joint keysets that the buret connection was connected, connect to be equipped with the spacing groove that the path section that supplies to survey the buret connection passed on the.
The invention has the beneficial effects that: after surveying buret head and passing the joint perforation, fix survey buret head in joint perforation department through connecting the keysets, need not to pull down survey buret head from surveying buret when the installation surveys buret, it passes after the joint perforation to await measuring to measure the buret, again will survey buret head and install on surveying buret, reduce the installation procedure, and make and keep relatively fixed between survey buret head and the instrument fixing base, connect and connect the keysets through setting up the flange, improve the installation intensity of densimeter, avoid the vibration of surveying buret in the transportation to cause the deformation and the leakage of surveying buret, the problem that instrument fastening strength is low among the prior art has been solved.
Furthermore, in order to improve the fixed strength of the density meter, at least two joint adapter plates are arranged, joint clamping surfaces for clamping the joints of the measuring pipe are arranged on the limiting grooves of the joint adapter plates, the joints of the measuring pipe are fixed by the joint adapter plates in a clamping mode, and the fixed strength of the density meter is improved.
Further, for the installation of convenient density table, the joint keysets is equipped with at least two, and the spacing groove of joint keysets encloses into the spacing hole of joint that supplies the path section of measuring pipe joint to pass, and the joint keysets of easy to assemble to the wholeness is stronger, conveniently adopts the bolt of equal length and specification to connect joint keysets and measurement tube structure.
Furthermore, in order to facilitate the installation of the density meter, the joint adapter plate is fan-shaped, the joint adapter plate comprises an inner arc surface and an outer arc surface, the inner arc surface of each joint adapter plate is surrounded to form the joint limiting hole, the fan-shaped joint adapter plate is adopted to enable the integrity to be better, and the processing and the installation are convenient.
Furthermore, in order to facilitate disassembly, the large-diameter section of the measuring pipe joint and the joint adapter plate are correspondingly provided with a large-diameter section fixing hole and a joint fixing hole which are used for allowing a fastener to penetrate through so as to fix the measuring pipe joint on the joint adapter plate, the measuring pipe joint is fixed on the joint adapter plate through bolts, connection is convenient, and connection strength is high.
Further, in order to improve the installation efficiency, the large-diameter section fixing hole is used for corresponding to the instrument fixing hole on the density meter so that the density meter is fixedly connected with the measuring pipe joint through a fastener penetrating in the large-diameter section fixing hole, the density meter, the measuring pipe joint and the joint adapter plate are fixedly penetrated through the fastener, open holes of the measuring pipe joint and the joint adapter plate are reduced, the number of bolts is reduced, and the fixing process is reduced.
Further, for the convenience of surveing, major diameter section fixed orifices is equipped with at least two and evenly arranges along circumference, when will measuring the coupling and the density meter is fixed, will rotate certain angle earlier the density meter again with density meter and measure the coupling butt joint, the observation of the density meter of being convenient for.
Furthermore, in order to avoid installation errors, the measuring pipe is provided with a corrugated pipe section or a bent pipe section or a U-shaped pipe section which can be deformed according to the installation errors when the density meter is installed so that the measuring pipe joint and the joint adapter plate can be accurately positioned, and if certain installation errors exist when the density meter is installed, the measuring pipe joint and the joint adapter plate can be accurately positioned through deformation of the corrugated pipe section or the bent pipe section or the U-shaped pipe section, so that the installation errors are reasonably avoided.
Drawings
Fig. 1 is a partial structural view of a gas insulation apparatus according to an embodiment 1 of the present invention;
fig. 2 is a partial structural view of a gas insulation apparatus according to embodiment 1 of the present invention;
FIG. 3 is a schematic view of a gas pipe of an embodiment 1 of the gas insulation apparatus of the present invention;
fig. 4 is a schematic diagram of a density table of a specific example 1 of the gas-insulated apparatus of the present invention;
fig. 5 is a schematic view of a density meter clamping structure of a gas-insulated apparatus according to embodiment 1 of the present invention;
FIG. 6 is a front view of FIG. 5;
fig. 7 is a partial structural view of a gas insulation apparatus according to embodiment 1 of the present invention;
fig. 8 is a schematic structural view of a gas insulation apparatus 10 according to an embodiment of the present invention;
fig. 9 is a schematic view showing the structure of a measuring pipe of a gas-insulated apparatus according to an embodiment 11 of the present invention.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
In embodiment 1 of the gas-insulated apparatus of the present invention, as shown in fig. 1 to 7, the gas-insulated apparatus includes a gas-insulated current transformer 10, and the gas-insulated current transformer 10 is filled with insulating sulfur hexafluoride gas, so that the gas-insulated current transformer 10 maintains good insulation of the current transformer. The gas insulation current transformer 10 bottom is equipped with the support 9 that is used for supporting gas insulation current transformer 10, and support 9 is including fixing the channel-section steel support 3 in the gas insulation current transformer 10 left and right sides, and the vertical setting of channel-section steel support 3's tank bottom wall. The gas-insulated current transformer 10 constitutes a chamber to be measured, and in other embodiments, the chamber to be measured may also be a GIS switch cabinet, a gas-insulated circuit breaker, a GIL, or any other chamber that needs to observe the density of a medium in the chamber.
In order to ensure the insulation performance of the gas-insulated current transformer 10, the density meter 1 is additionally arranged on the gas-insulated current transformer 10, so that the density change of the gas-insulated current transformer 10 can be observed at any time through the indication of the density meter 1 to determine that the gas-insulated current transformer 10 is aerated at proper time, and the stability of the insulation performance of the gas-insulated current transformer 10 is ensured. In the embodiment, the density meter 1 is arranged at the side wall of the gas insulated current transformer 10 and fixed on the vertical plane of the channel steel bracket 3 arranged at the outer side of the support 9, in order to fix the density meter 1 and the channel steel bracket 3, the gas insulation equipment of the invention also comprises an instrument mounting structure, the instrument mounting structure comprises a measuring pipe 4 which is communicated with the inner cavity of the gas insulation current transformer 10 and the density meter 1, the measuring pipe 4 is arranged in a support 9, a measuring pipe joint 5 is arranged at the connecting end of the measuring pipe 4 and the density meter 1, the measuring pipe joint 5 is a flange joint and comprises a small-diameter section and a large-diameter section which is fixedly butted with the density meter 1, and a joint through hole 6 for the measurement pipe joint 5 to pass through is formed in the corresponding channel steel support 3, the measurement pipe joint 5 passes through the joint through hole 6 and is in butt joint with the density meter 1, and the density meter 1 is arranged on the outer side of the support 9, so that the observation of workers is facilitated. Wherein, channel-section steel support 3 constitutes the instrument fixing base that is used for fixed instrument.
Considering that if the joint through hole 6 is smaller than the large diameter section of the measuring pipe joint 5, the measuring pipe joint 5 needs to be detached from the measuring pipe 4 first when the measuring pipe 4 is installed, and the pipe joint 5 can be connected with the measuring pipe 4 again after the measuring pipe joint 4 passes through the joint through hole 6, the operation is cumbersome, and if the measuring pipe 4 and the measuring pipe joint 5 are of an integrated structure, the measuring pipe 4 cannot be used for installing the density meter 1. Therefore, in this embodiment, the joint through hole 6 of the channel steel bracket 3 is larger than the diameter of the measuring pipe joint 5, the instrument mounting structure further includes two fan-shaped joint adapter plates 7 disposed outside the joint through hole 6, the two fan-shaped joint adapter plates 7 enclose a complete circular plate, wherein the central angle of one joint adapter plate 7 is smaller than the central angle of the other joint adapter plate 7, the two joint adapter plates 7 are respectively provided with a plurality of adapter plate fixing holes, the corresponding channel steel bracket 3 is provided with bracket fixing holes corresponding to the adapter plate fixing holes, the connecting bolt passes through the adapter plate fixing holes and the bracket fixing holes to fix the joint adapter plate 7 at the joint through hole 6 on the channel steel bracket 3, the fan-shaped central angles on the two joint adapter plates 7 are provided with limiting grooves, and the two limiting grooves enclose a joint limiting hole for the small diameter section of the measuring pipe joint 5 to pass through, after the large-diameter section of the pipe joint 5 to be measured passes through the joint through hole 6, the large joint adapter plate 7 is fixed on the lower side of the measuring pipe joint 5, the small-diameter section of the measuring pipe joint 5 is overlapped in the limiting groove, then, the other joint adapter plate 7 is fixed on the upper side of the small-diameter section of the measuring pipe joint 5, the two joint adapter plates 7 arranged in a split mode are more convenient to install than the two round joint adapter plates 7 arranged independently, of course, the joint adapter plates 7 can be arranged into any number of three, four and the like which are fan-shaped and enclose a whole round plate, and only one joint adapter plate 7 arranged on the lower side of the measuring pipe joint 5 is adopted.
In this embodiment, also be equipped with the valve body joint 2 that corresponds the setting with survey buret connection 5 on the density table 1, be equipped with the valve body fixed orifices on the valve body joint 2, be equipped with the big footpath section fixed orifices that corresponds the setting with the valve body fixed orifices on surveying buret connection 5's the big footpath section, be equipped with the joint fixed orifices that corresponds the setting with big footpath section fixed orifices on the joint keysets 7, connecting bolt passes the valve body fixed orifices, big footpath section fixed orifices and joint fixed orifices and coupling nut threaded connection are with density table 1, survey buret connection 5 and joint keysets 7 fix on channel-section steel support 3. Of course, in other embodiments, the meter fixing hole for abutting against the valve body joint 2 may be specially formed in the large diameter section of the measuring pipe joint 5.
In the in-process of actually carrying out the installation of density table 1, because other components such as the channel-section steel support 3 of gas insulation equipment can have certain dimensional error and installation error when the installation, can cause density table 1 to can't fix on connecting keysets 7 because above-mentioned dimensional error and installation error when installing density table 1 and surveying buret 4, consequently, survey and be equipped with one section at least U type pipeline section 8 on the buret 4, when there is certain installation error in density table 1 and connecting keysets 7, drag density table 1 to the exact erection site, U type pipeline section 8 corresponds the deformation and avoids the dimensional error and the installation error of channel-section steel support 3. Of course, in other embodiments, the measuring tube 4 may be provided with a corrugated tube or a bent tube section, and the densitometer 1 may be fixed at a position such as above the channel bracket 3, as long as the densitometer 1 and the sealed chamber are fixed relative to each other.
In this embodiment, in order to facilitate reading of the meter head of the density meter 1, when the density meter 1 is fixed, the dial plate of the density meter 1 needs to be tilted downward, so that at least two large-diameter section fixing holes are provided and are uniformly arranged along the circumferential direction of the axis of the measuring pipe joint 5, an included angle between a connecting line of one of the large-diameter section fixing holes and the axis of the measuring pipe joint 5 and a horizontal plane is 30 °, the dial plate of the density meter 1 is tilted downward by 30 ° when the valve body joint 2 of the density meter 1 is butted with the large-diameter section of the measuring pipe joint 5, and observation by workers is facilitated. Of course, in other embodiments, the adjustment accuracy of the rotation angle of the density table 1 is determined by setting the number of the large-diameter section fixing holes.
The instrument mounting structure in this embodiment not only can be applied to gas insulation equipment, but also can be used for fixing instruments such as pressure gauges on liquid pipelines, and also can be used for fixing instruments such as pressure gauges in gas circuits.
The above specific embodiment 1 is the best mode of the gas insulation apparatus of the present invention, and in other embodiments, the corresponding structure may be adjusted or simplified as needed:
in the embodiment 2 of the gas insulation apparatus of the present invention, the structure of the gas insulation apparatus is simplified, the gas insulation apparatus includes a density meter, a measurement pipe joint connecting the measurement pipe and the density meter, and an instrument fixing base for fixing the density meter, the measurement pipe joint is a flange joint, the measurement pipe joint has a large diameter section for fixing with the density meter and a small diameter section for connecting with the measurement pipe, the instrument fixing base is provided with a joint through hole for the measurement pipe joint to pass through, the joint through hole is provided with a joint adapter plate for fixing with the measurement pipe joint, and the joint adapter plate is provided with a limit groove for the small diameter section of the measurement pipe joint to pass through. In this embodiment, the connector adapter plate may be provided with one, or may be provided with any number of two, three, etc., as long as a complete circle can be enclosed between the connector adapter plates, or less than a complete circle.
In specific embodiment 3, as a further optimization of the specific embodiment 2, at least two joint adapter plates are provided, and joint clamping surfaces for clamping the measuring pipe joint are provided on the limiting groove of the joint adapter plate. In this embodiment, the joint clamping surface may be an inclined surface, or an arc surface attached to the small diameter section of the measuring pipe joint, and the density meter is fixed on the joint adapter plate by clamping the joint clamping surface to the measuring pipe joint. Of course, in other embodiments, the adapter plate may not clamp the measurement tube adapter, but may function as an adapter plate only.
Embodiment 4, as a further optimization of embodiment 2, the number of the joint adapter plates is at least two, and the limiting grooves of the joint adapter plates enclose joint limiting holes through which the small-diameter sections of the measuring pipe joints pass.
In specific embodiment 5, as a further optimization of the specific embodiment 4, the joint adapter plate is fan-shaped, the joint adapter plate includes an inner arc surface and an outer arc surface, and the inner arc surfaces of the joint adapter plates enclose the joint limiting hole. Of course, in other embodiments, the adapter plate may be any shape such as rectangular, rhombic, etc., and the joint limiting hole may also be a square hole or a rhombic hole, as long as the small diameter section of the measuring pipe joint can pass through the adapter plate and the large diameter section of the measuring pipe joint cannot pass through the adapter plate.
Embodiment 6 is a further optimization of embodiment 2, 3 or 4, in which the large diameter section of the measuring pipe joint and the joint adapter plate are respectively and correspondingly provided with a large diameter section fixing hole and a joint fixing hole through which a fastening member passes to fix the measuring pipe joint to the joint adapter plate. Of course, in other embodiments, the density meter may be riveted or welded to the joint adapter plate.
Embodiment 7, as a further optimization of embodiment 6, the large diameter section fixing hole is provided to correspond to an instrument fixing hole on a density meter so that the density meter is fixedly connected to the measuring tube joint by a fastener fitted through the large diameter section fixing hole. Of course, in other embodiments, instrument mounting holes may be provided in the large diameter section of the measurement leg joint for mounting to a density meter.
Embodiment 8 is a further optimization of embodiment 6, wherein the large-diameter section fixing holes are provided with at least two and are uniformly arranged along the circumferential direction. Of course, in other embodiments, the angle of inclination of the face of the density meter with respect to the horizontal is arbitrary, taking into account observation and installation issues.
Embodiment 9 as a further refinement to embodiment 2 or 3 or 4, the measurement tube has a corrugated or curved or U-shaped tube section that can be deformed by installation errors when installing the density meter to accurately position the measurement tube joints with the joint adapter plate. Of course, in other embodiments, the measurement tube may be a straight tube, with minor machining and assembly tolerances.
Embodiment 10 of the gas-insulated apparatus of the present invention differs from embodiment 1 of the gas-insulated apparatus of the present invention only in that: as shown in fig. 8, the joint adapter plate 27 is provided with one, and the joint adapter plate is provided with a limit groove for engaging with the small diameter section of the meter pipe joint 25.
Embodiment 11 of the gas-insulated apparatus of the present invention differs from embodiment 1 of the gas-insulated apparatus of the present invention only in that: as shown in fig. 9, the measuring tube 34 has a bent section in the shape of a three-quarter circle.
Embodiment 12 of the gas insulating apparatus of the present invention differs from embodiment 1 of the gas insulating apparatus of the present invention only in that: the joint limiting hole defined by the inner arc surface of the joint adapter plate is in interference fit with the measuring pipe joint, or the inner arc surface of the joint adapter plate is not a full circle.
In the specific embodiment of the instrument mounting structure of the present invention, the instrument mounting structure is the same as the instrument mounting structure described in any one of specific embodiments 1 to 12 of the gas insulating apparatus of the present invention, and details thereof are not repeated.
Claims (9)
1. Instrument mounting structure, including surveying buret and being used for connecting the buret of surveying with the survey meter connector of instrument, still including the instrument fixing base that is used for fixed instrument, its characterized in that: the measuring pipe joint is a flange joint, the measuring pipe joint is provided with a large-diameter section fixed with an instrument and a small-diameter section connected with the measuring pipe, a joint through hole for the measuring pipe joint to pass through is formed in the instrument fixing seat, a joint adapter plate fixed with the measuring pipe joint is arranged at the joint through hole, and a limiting groove for the small-diameter section of the measuring pipe joint to pass through is formed in the joint adapter plate.
2. The meter mounting structure according to claim 1, wherein: the connector adapter plate is provided with at least two connector adapter plates, and a connector clamping surface for clamping the measuring pipe connector is arranged on a limiting groove of the connector adapter plate.
3. The meter mounting structure according to claim 1, wherein: the connector adapter plate is provided with at least two connector adapter plates, and the limiting grooves of the connector adapter plates enclose a connector limiting hole for the small-diameter section of the measuring pipe connector to penetrate through.
4. The meter mounting structure according to claim 3, wherein: the connector adapter plate is fan-shaped and comprises an inner arc surface and an outer arc surface, and the inner arc surfaces of the connector adapter plates are surrounded to form the connector limiting hole.
5. The meter mounting structure according to claim 1, 2 or 3, wherein: the large-diameter section of the measuring pipe joint and the joint adapter plate are respectively and correspondingly provided with a large-diameter section fixing hole and a joint fixing hole, which are used for the fastening piece to penetrate through so as to fix the measuring pipe joint on the joint adapter plate.
6. The meter mounting structure according to claim 5, wherein: the large-diameter section fixing hole is used for being arranged corresponding to an instrument fixing hole in the instrument so that the instrument and the measuring pipe joint are fixedly connected through a fastener penetrating through the large-diameter section fixing hole.
7. The meter mounting structure according to claim 5, wherein: the major diameter section fixed orifices is equipped with two at least and evenly arranges along circumference.
8. The meter mounting structure according to claim 1, 2 or 3, wherein: the measuring tube has a corrugated or bent or U-shaped tube section which can be deformed in response to installation errors during installation of the meter in order to accurately position the measuring tube connection with the connection adapter plate.
9. Gas-insulated equipment, including density meter and instrument mounting structure, its characterized in that: the meter mounting structure is the meter mounting structure according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810628894.7A CN110618059B (en) | 2018-06-19 | 2018-06-19 | Instrument mounting structure and gas insulation equipment using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810628894.7A CN110618059B (en) | 2018-06-19 | 2018-06-19 | Instrument mounting structure and gas insulation equipment using same |
Publications (2)
| Publication Number | Publication Date |
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| CN110618059A true CN110618059A (en) | 2019-12-27 |
| CN110618059B CN110618059B (en) | 2022-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810628894.7A Active CN110618059B (en) | 2018-06-19 | 2018-06-19 | Instrument mounting structure and gas insulation equipment using same |
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| CN (1) | CN110618059B (en) |
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| CN1146012A (en) * | 1995-02-08 | 1997-03-26 | Gec阿尔斯托姆T&D公司 | Method and system for determining density of insulating gas in electrical apparatus |
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| CN206431110U (en) * | 2017-01-19 | 2017-08-22 | 国家电网公司 | SF6 measurement multifunction conjunctions |
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| CN108037042A (en) * | 2018-01-12 | 2018-05-15 | 上海乐研电气有限公司 | A kind of air density meter |
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2018
- 2018-06-19 CN CN201810628894.7A patent/CN110618059B/en active Active
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| CN1146012A (en) * | 1995-02-08 | 1997-03-26 | Gec阿尔斯托姆T&D公司 | Method and system for determining density of insulating gas in electrical apparatus |
| US5693873A (en) * | 1995-02-08 | 1997-12-02 | Gec Alsthom T & D Sa | Method and a system for determining the density of an insulating gas in an electrical apparatus |
| CN106596329A (en) * | 2016-12-19 | 2017-04-26 | 华能国际电力股份有限公司玉环电厂 | Onsite display instrument-based GIS sulfur hexafluoride density online monitoring system |
| CN206431110U (en) * | 2017-01-19 | 2017-08-22 | 国家电网公司 | SF6 measurement multifunction conjunctions |
| CN207283034U (en) * | 2017-09-22 | 2018-04-27 | 山东电力工业锅炉压力容器检验中心有限公司 | Substation GIS pipe busbar shell flange ruggedized constructions |
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| CN110618059B (en) | 2022-05-20 |
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