CN108801541A - A kind of SF6Pressure gauge structure - Google Patents
A kind of SF6Pressure gauge structure Download PDFInfo
- Publication number
- CN108801541A CN108801541A CN201810643149.XA CN201810643149A CN108801541A CN 108801541 A CN108801541 A CN 108801541A CN 201810643149 A CN201810643149 A CN 201810643149A CN 108801541 A CN108801541 A CN 108801541A
- Authority
- CN
- China
- Prior art keywords
- table body
- square box
- binding post
- cable
- rectangular shape
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- G01L19/0061—Electrical connection means
-
- 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
- G01L19/14—Housings
Abstract
The present invention relates to a kind of SF6Pressure gauge structure.Including semicylinder shape table body, rectangular shape square box, the lower cross section of semicylinder shape table body connects integrally with the upper surface of rectangular shape square box；Semicylinder shape table body includes circular scale, indicator；Rectangular shape square box includes connector assembly, five-way valve, cable core, connector assembly includes binding post and lever, one end of cable core is connect with binding post, the other end of cable core is connect with the auxiliary contact inside semicylinder shape table body, lever is used to turn on/off the connection of the core wire of cable core and secondary cable, one channel of five-way valve is connect with semicylinder shape table body, the outlet in other four channels be respectively arranged at rectangular shape square box it is left and right, under, rear surface.The present invention overcomes in place of the deficiencies in the prior art, reach exempt from plug verification meter, good rain-proof makes moist and effect and meets the needs of multiple mounting modes.
Description
Technical field
The present invention relates to a kind of SF6Pressure gauge structure can equally be well applied to other gases（Such as N2）Pressure gauge knot
Structure；It is mainly used for SF6Gas is the high voltage electric equipment for insulating and the moment being needed to monitor its pressure value, in particular for high pressure
Breaker, electric power mutual-inductor, combined electrical apparatus, switchgear etc. are filled with SF6The electrical equipment of gas.
Background technology
In the power system, with SF6Gas is that the high voltage electric equipment of insulation is very extensive, is usually filled in such devices
Enter the SF of certain pressure value6Gas.Due to various reasons, these equipment can be caused in operation due to factors such as gas leakage, temperature
SF6 pressure values are varied, in order to protect the safety of equipment, especially equipment SF6When pressure reduction is to certain value, it is necessary in time
Staff is told to handle.For this purpose, being usually equipped with SF on devices6Meter, so that staff can examine at any time
Look into the SF6 pressure of equipment.Meanwhile these meters are designed with a certain number of auxiliary contacts, and work people is reminded for sending out signal
Member's timely processing and for being latched related equipment etc..
Existing SF6Meter face is circle, and table body is cylindricity, is connect with electrical equipment ontology by special joint,
Drawing for auxiliary contact connects then using plug-in aviation plug, and aviation plug is independently disposed to outside table body.It is primarily present problem,
When being verified to meter, needs to pull out aviation plug, aviation plug is turned back to again after verification, in this way, aviation plug
Leakproofness can make destruction, and verify meter and need to plug aviation plug, also inconvenient.In addition, existing auxiliary contact aviation is inserted
Head is commonly designed in the side that table is remembered, is often resulted in make moist and is caused exceptions and the failures such as electrical equipment direct current lost territory, these are solved
The method of problem typically installs rain cover additional and breaks fluid sealant.Facts proved that since product design is unreasonable and quality etc. is asked
Topic, the treatment effect in these later stages are undesirable.Meanwhile existing meter is a kind of a kind of mounting means of meter, needs to produce not
With mounting means meter, to meet field demand.
It is an object of the invention in place of overcome the deficiencies in the prior art, using a kind of unique meter structure, including exempt from
Auxiliary contact connection structure, index dial structure and the connector being connect with electrical equipment of plug, make every effort to reach exempt from plug verification meter,
Good rain-proof, which is made moist, effect and meets the needs of multiple mounting modes, i.e., meter of the invention practical can pacify according to live
Dress needs to realize the multiple mounting modes such as vertical, left side, right side and rear side.
Invention content
The purpose of the present invention is to provide a kind of SF6Pressure gauge structure reaches in place of overcoming the deficiencies in the prior art
Exempt from plug verification meter, good rain-proof and make moist effect and to meet the needs of multiple mounting modes.
To achieve the above object, the technical scheme is that：A kind of SF6Pressure gauge structure, including the semicolumn bodily form
Shape table body, rectangular shape square box, the upper surface in the lower cross section and rectangular shape square box of semicylinder shape table body
Connect integral；The semicylinder shape table body include the circular scale for being set to semicylinder shape table body front end face,
It is set to the indicator being used to indicate in circular scale；The rectangular shape square box includes connector assembly, five-way valve, cable
Core wire, the connector assembly include binding post and lever, and one end of the cable core is connect with binding post, cable core
The other end is connect with the auxiliary contact inside semicylinder shape table body, the lever for turn on/off cable core with
One channel of the connection of the core wire of secondary cable, the five-way valve is connect with semicylinder shape table body, other four channels
Outlet be respectively arranged at rectangular shape square box it is left and right, under, rear surface.
In an embodiment of the present invention, the lower surface of the rectangular shape square box is equipped with and is stretched convenient for secondary cable core wire
The opening gone out.
In an embodiment of the present invention, the opening and positioned at rectangular shape square box lower surface on the outside of be equipped with electricity
Cable fixing bolt, with the fixation secondary cable.
In an embodiment of the present invention, the outlet in other four channels of the five-way valve is sealed by mounting hole and is blocked.
In an embodiment of the present invention, the quantity of the binding post is configured according to the core wire quantity of cable core.
In an embodiment of the present invention, if the lever is equipped with dry contact, the quantity of the contact and secondary cable
Core wire quantity is identical, and identical as the quantity of binding post.
In an embodiment of the present invention, when lever pushes down on, the core wire of cable core and secondary cable disconnects, and connects simultaneously
Terminal exposes, and exposes binding post and can be used in meter verification；When lever pushes up, the core wire of cable core and secondary cable
It connects, meter normal work.
Compared to the prior art, the invention has the advantages that：
1, meter body construction form is unique, and compared with existing cylinder meter, meter is made semi-cylindrical and square box one
Structure utilizes the useful space to greatest extent, and playing prevents rainwater or moisture from immersing；
2, the five-way valve inside square box realizes down, left and right and trailing flank multiple mounting modes, meets scene actual needs；
3, secondary connection connector effectively prevents the invasion of rainwater moisture always all inside meter square box；
4, connector assembly cut-offs secondary cable core wire by lever to realize, realizes in checklist timing, does not have to plug electricity
Core directly verifies.
Description of the drawings
Fig. 1 is SF of the present invention6Pressure gauge structural schematic diagram.
Fig. 2 is the left view of Fig. 1.
Specific implementation mode
Below in conjunction with the accompanying drawings, technical scheme of the present invention is specifically described.
The present invention provides a kind of SF6Pressure gauge structure, including semicylinder shape table body, rectangular shape square box
The lower cross section of body, semicylinder shape table body connects integrally with the upper surface of rectangular shape square box；The semicolumn
Shape table body includes the circular scale for being set to semicylinder shape table body front end face, is set in circular scale and is used for
The indicator of instruction；The rectangular shape square box includes connector assembly, five-way valve, cable core, and the connector assembly includes
One end of binding post and lever, the cable core is connect with binding post, the other end and the semicylinder shape of cable core
Auxiliary contact connection inside table body, the lever are used to turn on/off the connection of the core wire of cable core and secondary cable,
One channel of the five-way valve is connect with semicylinder shape table body, and the outlet in other four channels is respectively arranged at cuboid
Shape square box it is left and right, under, rear surface.
The lower surface of the rectangular shape square box is equipped with the opening stretched out convenient for secondary cable core wire.The opening
And cable fixing bolt is equipped on the outside of the lower surface of rectangular shape square box, with the fixation secondary cable.
The outlet in other four channels of the five-way valve is sealed by mounting hole and is blocked.
The quantity of the binding post is configured according to the core wire quantity of cable core.
If the lever be equipped with dry contact, the quantity of the contact is identical as the core wire quantity of secondary cable, and with connect
The quantity of terminal is identical.When lever pushes down on, the core wire of cable core and secondary cable disconnects, while binding post exposes, and
Expose binding post and can be used in meter verification；When lever pushes up, the core wire of cable core and secondary cable is connected, and meter is just
Often work.
As shown in Figure 1, 2, a kind of SF6 pressure gauge structures for electric system, structural feature are：By table body 3
It is formed with square box 5.The table body 3 is semicircle column structure, and end face is used for the finger of indicator 1 by circular scale 2
Show.5 shape of square box be it is rectangular, be linked together with the semicircle section of table body 3, inside have connector assembly 8, five-way valve
12 and cable core 4.The connector assembly 8 is made of binding post 6 and lever 7, and 4 one end of cable core is connected to binding post 6
On, the auxiliary contact inside another termination meter（It is not drawn into figure）, lever 7 switches on and off cable core 4 and secondary
Cable 10 corresponds to the function of core wire, and lever 7 is pushed up, connected, while blocking binding post 6.Conversely, lever 7 pushes down on,
It then disconnects, while binding post 6 exposes, exposes binding post 6 and can be used for meter verification.Cable fixing bolt 9 is drawn for square box 5
Secondary cable fixation.For five-way valve 12 in addition to being connected to inside a hole and meter, the side of square box 5 is fixed in other 4 holes
Wall and lower wall are used in combination spare mounting hole envelope 11 in closure.
The above are preferred embodiments of the present invention, all any changes made according to the technical solution of the present invention, and generated function is made
When with range without departing from technical solution of the present invention, all belong to the scope of protection of the present invention.
Claims (7)
1. a kind of SF6Pressure gauge structure, which is characterized in that including semicylinder shape table body, rectangular shape square box, partly
The lower cross section of cylindrical shape table body connects integrally with the upper surface of rectangular shape square box；The semicylinder shape
Table body includes the circular scale for being set to semicylinder shape table body front end face, is set in circular scale and is used to indicate
Indicator；The rectangular shape square box includes connector assembly, five-way valve, cable core, and the connector assembly includes binding post
And lever, one end of the cable core are connect with binding post, in the other end and semicylinder shape table body of cable core
The auxiliary contact in portion connects, the connection of core wire of the lever for turning on/off cable core and secondary cable, and described five
One channel of port valve is connect with semicylinder shape table body, and the outlet in other four channels is respectively arranged at rectangular shape square box
Body it is left and right, under, rear surface.
2. a kind of SF according to claim 16Pressure gauge structure, which is characterized in that the rectangular shape square box
Lower surface is equipped with the opening stretched out convenient for secondary cable core wire.
3. a kind of SF according to claim 26Pressure gauge structure, which is characterized in that the opening and be located at cuboid
Cable fixing bolt is equipped on the outside of the lower surface of shape square box, with the fixation secondary cable.
4. a kind of SF according to claim 16Pressure gauge structure, which is characterized in that other four of the five-way valve are logical
The outlet in road is blocked by mounting hole.
5. a kind of SF according to claim 16Pressure gauge structure, which is characterized in that the quantity of the binding post is according to electricity
The core wire quantity of core is configured.
6. a kind of SF according to claim 56Pressure gauge structure, which is characterized in that the lever is equipped with several touch
The quantity of point, the contact is identical as the core wire quantity of secondary cable, and identical as the quantity of binding post.
7. according to a kind of SF described in claim 1,5 or 66Pressure gauge structure, which is characterized in that when lever pushes down on, electricity
The core wire of core and secondary cable disconnects, while binding post exposes, and exposes binding post and can be used in meter verification；Work as operation
Handle pushes up, and the core wire of cable core and secondary cable is connected, meter normal work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810643149.XA CN108801541A (en) | 2018-06-21 | 2018-06-21 | A kind of SF6Pressure gauge structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810643149.XA CN108801541A (en) | 2018-06-21 | 2018-06-21 | A kind of SF6Pressure gauge structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108801541A true CN108801541A (en) | 2018-11-13 |
Family
ID=64084165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810643149.XA Pending CN108801541A (en) | 2018-06-21 | 2018-06-21 | A kind of SF6Pressure gauge structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108801541A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5277224A (en) * | 1993-03-02 | 1994-01-11 | Century Industries Inc. | Five valve manifold for use with a pressure sensing apparatus |
| CN2217795Y (en) * | 1994-06-24 | 1996-01-17 | 费志远 | Oxygen-pressure meter convenient for detecting |
| CN201122821Y (en) * | 2007-11-30 | 2008-09-24 | 上海富菱防爆仪表电器有限公司 | Explosion-proof terminal box |
| CN105762013A (en) * | 2016-04-13 | 2016-07-13 | 国家电网公司 | Density relay secondary cable core collection device |
| CN206074139U (en) * | 2016-10-11 | 2017-04-05 | 云南电网有限责任公司德宏供电局 | One kind exempts from threading plug-in main transformer temperature table |
| CN107560783A (en) * | 2017-08-08 | 2018-01-09 | 国网福建省电力有限公司 | A kind of SF6 pressure gauges for power system |
-
2018
- 2018-06-21 CN CN201810643149.XA patent/CN108801541A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5277224A (en) * | 1993-03-02 | 1994-01-11 | Century Industries Inc. | Five valve manifold for use with a pressure sensing apparatus |
| CN2217795Y (en) * | 1994-06-24 | 1996-01-17 | 费志远 | Oxygen-pressure meter convenient for detecting |
| CN201122821Y (en) * | 2007-11-30 | 2008-09-24 | 上海富菱防爆仪表电器有限公司 | Explosion-proof terminal box |
| CN105762013A (en) * | 2016-04-13 | 2016-07-13 | 国家电网公司 | Density relay secondary cable core collection device |
| CN206074139U (en) * | 2016-10-11 | 2017-04-05 | 云南电网有限责任公司德宏供电局 | One kind exempts from threading plug-in main transformer temperature table |
| CN107560783A (en) * | 2017-08-08 | 2018-01-09 | 国网福建省电力有限公司 | A kind of SF6 pressure gauges for power system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181113 |
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| RJ01 | Rejection of invention patent application after publication |