CN207448376U - For the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker - Google Patents
For the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker Download PDFInfo
- Publication number
- CN207448376U CN207448376U CN201720843772.0U CN201720843772U CN207448376U CN 207448376 U CN207448376 U CN 207448376U CN 201720843772 U CN201720843772 U CN 201720843772U CN 207448376 U CN207448376 U CN 207448376U
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- China
- Prior art keywords
- bevel gear
- connecting rod
- square socket
- hexagonal square
- bearing
- 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.)
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- 229910018503 SF6 Inorganic materials 0.000 title claims abstract description 23
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229960000909 sulfur hexafluoride Drugs 0.000 title claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 claims description 6
- 239000000696 magnetic material Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Gear Transmission (AREA)
Abstract
The utility model discloses a kind of quick-release arrangements of the sulfur hexafluoride gas density relay for breaker, and it includes intermeshing left bevel gear and lower bevel gear, left bevel gear and lower the central axial of bevel gear are mutually perpendicular to；The left bevel gear is coaxially installed with left bearing, left connecting rod and left inside hexagonal square socket；The right end of left connecting rod is welded on the inner ring of left bearing, and the left end of left connecting rod is connected with left inside hexagonal square socket, and the outer ring of left bearing is fixedly mounted inside the shell；Left bevel gear is fixedly mounted in left connecting rod；The lower bevel gear is coaxially installed with lower bearing, lower connecting rod and lower interior hexagonal square socket；The upper end of lower connecting rod is welded on the inner ring of upper bearing (metal), and the lower end of upper bearing (metal) is connected with lower interior hexagonal square socket, and the outer ring of lower bearing is fixedly mounted inside the shell；Lower bevel gear is fixedly mounted on lower connecting rod.
Description
Technical field
The utility model is related to sulfur hexafluoride gas density relays to replace instrument, specifically for the sulfur hexafluoride of breaker
The fast quick-detach of gas density relay.
Background technology
In electric power transformer equipment, breaker is a kind of for closing, carry and cut-off electric current under normal loop condition simultaneously
The switching device of the electric current under abnormal loop condition can be carried and cut-off before the deadline.750kV breakers break for pot type
Road device, tank interior are filled with the SF of certain pressure6Gas, SF6The function one of gas density relay is for real-time monitoring of tank
Gas pressure in formula breaker, prevents SF6Leakage is generated, second is that being equipped with two to three relays in SF6 gas density is relay
Device node, one of node for tank interior low pressure alert, remaining node be used for air pressure it is low to a certain extent when close
Breaker operation mechanism is locked, prevents the situation that action causes electric arc sustained combustion to damage equipment in hypotony.Current version
For LW55B-800 breakers, which is divided into three gas chambers, with three SF6Gas density relay is to three gas
Room pressure is monitored, three SF6Gas density relay uses horizontally disposed, left side casing gas chamber bottom flange connections
Arrangement one, right side casing gas chamber bottom flange connections close arrangement two.Carrying out SF6Gas density relay meter school
Air plug need to be dismantled when testing work, due to two, right side SF6Gas density relay is excessively near apart, causes conventional screwdriver that can not stretch
Enter the gap between two gauge outfits and carry out meter dismounting, therefore be badly in need of research and development one kind to carry out quick meter dismounting to the kind equipment
Instrument, improve work efficiency, reduce power off time.
Utility model content
The technical problem to be solved by the utility model is to the deficiencies in for the above-mentioned prior art, provide one kind and are used for
The quick-release arrangement of the sulfur hexafluoride gas density relay of breaker, enabling closer to the distance lithium of fast quick-detach
Sulphur surface density relay.
Technical solution is used by the utility model solves its technical problem：
For the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker, intermeshing left umbrella tooth is included
Wheel and lower bevel gear, left bevel gear and lower the central axial of bevel gear are mutually perpendicular to；
The left bevel gear is coaxially installed with left bearing, left connecting rod and left inside hexagonal square socket；The right end of left connecting rod
The inner ring of left bearing is welded on, the left end of left connecting rod is connected with left inside hexagonal square socket, and the outer ring of left bearing is fixedly mounted on
In shell；Left bevel gear is fixedly mounted in left connecting rod；
The lower bevel gear is coaxially installed with lower bearing, lower connecting rod and lower interior hexagonal square socket；The upper end of lower connecting rod
The inner ring of upper bearing (metal) is welded on, the lower end of upper bearing (metal) is connected with lower interior hexagonal square socket, and the outer ring of lower bearing is fixedly mounted outside
In shell；Lower bevel gear is fixedly mounted on lower connecting rod；
Also be welded with fixing piece in the shell, on fixing piece respectively along with left bevel gear and lower bevel gear coaxial direction
Extend the raised and lower fixing piece protrusion of left fixing piece；The raised and lower fixing piece protrusion of left fixing piece is cylinder, and left fixation
The end of the raised and lower fixing piece protrusion of part is rotatably installed in respectively in the center hole of left bevel gear and lower bevel gear.
A kind of preferred embodiment as the utility model：The left end of the left connecting rod is welded with left inside hexagonal square socket
It connects；It is welded with lower interior hexagonal square socket the lower end of the lower connecting rod.
A kind of preferred embodiment as the utility model：The left inside hexagonal square socket and lower interior hexagonal square socket
Inner bottom surface is magnetic bottom surface.
A kind of preferred embodiment as the utility model：The left inside hexagonal square socket and lower interior hexagonal square socket are
Both-end sleeve；Corresponding, the left end of the left connecting rod and the upper end of lower connecting rod are for being fixed on left inside hexagonal square socket
With the outer hexagonal structure in lower interior hexagonal square socket.
A kind of preferred embodiment as the utility model：In the left inside hexagonal square socket and lower interior hexagonal square socket
The baffle that magnetic material is set to make at the 1/2 of portion.
A kind of preferred embodiment as the utility model：The left bevel gear and lower bevel gear for spiral bevel gear and
Using arc-shaped gear.
A kind of preferred embodiment as the utility model：The left inside hexagonal square socket and lower interior hexagonal square socket
Outer diameter is 9mm, internal diameter 5mm；A diameter of 5mm of the left connecting rod and lower connecting rod；The left bearing and lower bearing it is interior
Footpath is 5mm, outer diameter 9mm；The outer diameter of the left bevel gear and lower bevel gear is 15mm, internal diameter 5mm；The left fixing piece is convex
Rise and lower fixing piece protrusion a diameter of 5mm；The shell is the cuboid of 30mm × 30mm × 20mm.
The utility model has the following advantages compared with prior art：
The quick-release arrangement of the disclosed sulfur hexafluoride gas density relay for breaker of the utility model, comprising
Intermeshing left bevel gear and lower bevel gear, left bevel gear and lower the central axial of bevel gear are mutually perpendicular to；Utilize bevel gear
Change torque direction, so that can reliably to stretch into this practicality new in the gap of two density meter stents closer to the distance
The instrument of type, and can easily carry out disassembling section；
Specifically, the left bevel gear of the utility model is coaxially installed with left bearing, left connecting rod and left inside hexagonal square socket；
The right end of left connecting rod is welded on the inner ring of left bearing, and the left end of left connecting rod is connected with left inside hexagonal square socket, left bearing
Outer ring is fixedly mounted inside the shell；Left bevel gear is fixedly mounted in left connecting rod；Left bevel gear part is external force driving, outside
Power is manual (interior hexagonal) screwdriver, and screwdriver is inserted into left inside hexagonal square socket and left connecting rod is driven to rotate, and left connecting rod exists
Smoothly left bevel gear is driven to rotate under the auxiliary of left bearing；Left bevel gear engagement driving subumbrella gear movement, realizes torque side
To transformation；Lower bevel gear driving lower connecting rod rotates, and the lower interior hexagonal square socket of lower connecting rod driving rotates, lower interior hexagonal square set
Jacket casing is on the six-sided nut of density monitor mark, so as to fulfill reliably easily fast quick-detach.
Fixing piece is also welded in the shell of the utility model, shell not only protects the drive mechanism of internal bevel gear,
Fixing piece in shell also aids in realizing left bevel gear and lower bevel gear by the raised and lower fixing piece protrusion of left fixing piece
Smooth rotation, very power transmission is very steady reliable when in use for whole device, reliably can easily complete disassembly process.
Description of the drawings
Fig. 1 is a kind of structure diagram in the main view direction of specific embodiment of the utility model；
Fig. 2 is a kind of structure diagram of the side-looking direction of specific embodiment of the utility model；
Fig. 3 is a kind of structure diagram of the overlook direction of specific embodiment of the utility model.
Reference sign：
The left inside hexagonal square sockets of 1-, the left connecting rods of 2-, 3- left bearings, 4- left bevel gears, the left fixing piece protrusions of 5-, 6- are fixed
Part, fixing piece protrusion under 7-, bevel gear under 8-, 9- lower connecting rods, interior hexagonal square socket under 10-, 11- lower bearings, 12- shells.
Specific embodiment
Specific embodiment of the present invention is described with reference to the accompanying drawings and embodiments：
As shown in Figures 1 to 3, it illustrates specific embodiment of the utility model, as shown in the figure, disclosed in the utility model
For the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker, comprising intermeshing left bevel gear 4 under
Bevel gear 8, left bevel gear and lower the central axial of bevel gear are mutually perpendicular to；
The left bevel gear is coaxially installed with left bearing 3, left connecting rod 2 and left inside hexagonal square socket 1；The right side of left connecting rod
End is welded on the inner ring of left bearing, and the left end of left connecting rod is connected with left inside hexagonal square socket, and the outer ring of left bearing is fixedly mounted
Inside the shell；Left bevel gear is fixedly mounted in left connecting rod；The end of connecting rod can pass through spline connection structure and umbrella tooth
Wheel connection；It is ball between the inner ring of bearing and outer ring；
The lower bevel gear is coaxially installed with lower bearing 11, lower connecting rod 9 and lower interior hexagonal square socket 10；Lower connecting rod
Upper end is welded on the inner ring of upper bearing (metal), and the lower end of upper bearing (metal) is connected with lower interior hexagonal square socket, and the outer ring of lower bearing is fixedly mounted
Inside the shell；Lower bevel gear is fixedly mounted on lower connecting rod；
Also be welded with fixing piece 6 in the shell, on fixing piece respectively along with the coaxial side of left bevel gear and lower bevel gear
To the left fixing piece protrusion 5 of extension and lower fixing piece protrusion 7；The raised and lower fixing piece protrusion of left fixing piece is cylinder, and left
The end of the raised and lower fixing piece protrusion of fixing piece is rotatably installed in respectively in the center hole of left bevel gear and lower bevel gear.It is left
The rotational installation of the center hole of fixing piece protrusion and left bevel gear can also be able to be only left fixation by being set with small bearing
The diameter of part protrusion is less than center hole, and is provided with ball between left fixing piece protrusion and center hole hole wall；Lower fixing piece
It is raised identical with the principle of the rotational installation of the center hole of lower bevel gear.
Preferably, as shown in the figure：The left end of the left connecting rod is welded with left inside hexagonal square socket；The lower connecting rod
It is welded with lower interior hexagonal square socket lower end.Welding structure is very reliable.
Preferably, as shown in the figure：The inner bottom surface of the left inside hexagonal square socket and lower interior hexagonal square socket is magnetic bottom
Face.Convenient for driver bit is adsorbed in sleeve, prevent screw rod knife cutter head from falling.
Preferably, as shown in the figure：The left inside hexagonal square socket and lower interior hexagonal square socket are both-end sleeve；It is corresponding,
The left end of the left connecting rod and the upper end of lower connecting rod are for being fixed on left inside hexagonal square socket and lower interior hexagonal square socket
Interior outer hexagonal structure.Convenient for interior hexagonal square socket 1 and 2 demolition and maintenance of connecting rod.Both-end sleeve, that is, both ends are both provided with six sides
The groove of shape structure, therefore connecting rod and interior hexagonal square socket are dismountable connection structure, maintenance easy to disassemble.
Preferably, as shown in the figure：Inside the left inside hexagonal square socket and lower interior hexagonal square socket 1/2 at be provided with magnetic
Property material make baffle.To increase two spiral bevel gear contacts area, reduce the abrasion rotated to spiral bevel gear.Gear is set
The structure of plate so that interior hexagonal square socket can adsorb connecting rod after being contacted with connecting rod, and can cause in screwdriver insertion
It is not easily to fall off during the other end of hexagonal square socket.Under the conditions of this, connecting rod is magnetic absorption material, such as iron.
Preferably, as shown in the figure：The left bevel gear and lower bevel gear are for spiral bevel gear and using arc-shaped gear.With increase
Two spiral bevel gear contacts area reduce the abrasion rotated to spiral bevel gear.
Preferably, as shown in the figure：The outer diameter of the left inside hexagonal square socket and lower interior hexagonal square socket is 9mm, and internal diameter is
5mm；A diameter of 5mm of the left connecting rod and lower connecting rod；The internal diameter of the left bearing and lower bearing is 5mm, and outer diameter is
9mm；The outer diameter of the left bevel gear and lower bevel gear is 15mm, internal diameter 5mm；The raised and lower fixing piece of left fixing piece is convex
The a diameter of 5mm risen；The shell is the cuboid of 30mm × 30mm × 20mm.
In addition, the utility model changes torque direction so as to reach from the fast quick-detach meter in side using bevel gear；To prolong
The service life of the long provision for disengagement and reliable welding, interior hexagonal square socket, connecting rod, bearing are identical material, and with top
Part material is advisable with stainless steel.More preferably, to be improved robustness, more than material is advisable with one-pass molding, i.e.,：Connection
Bar is paraxial to hold side, bearing inner circle, bevel gear internal diameter are one-shot forming technique；If but it is in order at consideration easy to repair, it is contemplated that make
With other assembling process.When the utility model uses welding procedure, bearing bore diameter should be greater than bevel gear internal diameter, and size is preferably 2~
3mm, convenient for welding；Pinion attachment portion preferably selects bevel gear, optimal, and pinion attachment portion uses spiral bevel gear, if place
Consider in other conditions, can be replaced when not allowing using bevel gear with disk gear；The utility model is preferably in right angle sleeve
Portion is equipped with the sizeable same material cylinder of bevel gear axle center hole to fix two bevel gear axial positions；When in view of safeguarding
Convenience, the shell of the utility model is two halves structure, and buckle-type may be employed in two halves (upper and lower two) shell, if in firm
Property consider be proposed with fastened by screw.
The utility model is simple in structure, easy to use, is easy to carry about with one, and production cost is low.
The utility model preferred embodiment is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
The above embodiment within the knowledge of a person skilled in the art, can also not depart from the utility model
It is made a variety of changes on the premise of objective.
Many other changes and remodeling can be made by not departing from the spirit and scope of the utility model.It should be appreciated that this reality
Specific embodiment is not limited to new, the scope of the utility model is defined by the following claims.
Claims (7)
1. the quick-release arrangement of the sulfur hexafluoride gas density relay for breaker, it is characterised in that：Comprising mutually nibbling
The left bevel gear of conjunction and lower bevel gear, left bevel gear and lower the central axial of bevel gear are mutually perpendicular to；
The left bevel gear is coaxially installed with left bearing, left connecting rod and left inside hexagonal square socket；The right end welding of left connecting rod
In the inner ring of left bearing, the left end of left connecting rod is connected with left inside hexagonal square socket, and the outer ring of left bearing is fixedly mounted on shell
It is interior；Left bevel gear is fixedly mounted in left connecting rod；
The lower bevel gear is coaxially installed with lower bearing, lower connecting rod and lower interior hexagonal square socket；The upper end welding of lower connecting rod
In the inner ring of upper bearing (metal), the lower end of upper bearing (metal) is connected with lower interior hexagonal square socket, and the outer ring of lower bearing is fixedly mounted inside the shell；
Lower bevel gear is fixedly mounted on lower connecting rod；
Fixing piece is also welded in the shell, is extended on fixing piece respectively along with left bevel gear and lower bevel gear coaxial direction
The raised and lower fixing piece protrusion of left fixing piece；The raised and lower fixing piece protrusion of left fixing piece is cylinder, and left fixing piece is convex
It rises and the end of lower fixing piece protrusion is rotatably installed in respectively in the center hole of left bevel gear and lower bevel gear.
2. the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker is used for as described in claim 1, it is special
Sign is：The left end of the left connecting rod is welded with left inside hexagonal square socket；The lower end of the lower connecting rod and lower interior hexagonal side
Sleeve weld.
3. the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker is used for as described in claim 1, it is special
Sign is：The inner bottom surface of the left inside hexagonal square socket and lower interior hexagonal square socket is magnetic bottom surface.
4. the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker is used for as described in claim 1, it is special
Sign is：The left inside hexagonal square socket and lower interior hexagonal square socket are both-end sleeve；It is corresponding, the left end of the left connecting rod
Upper end with lower connecting rod is the outer hexagonal structure for being fixed in left inside hexagonal square socket and lower interior hexagonal square socket.
5. the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker is used for as claimed in claim 4, it is special
Sign is：Inside the left inside hexagonal square socket and lower interior hexagonal square socket 1/2 at set magnetic material make baffle.
6. the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker is used for as described in claim 1, it is special
Sign is：The left bevel gear and lower bevel gear are for spiral bevel gear and using arc-shaped gear.
7. the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker is used for as described in claim 1, it is special
Sign is：The outer diameter of the left inside hexagonal square socket and lower interior hexagonal square socket is 9mm, internal diameter 5mm；The left connecting rod and
A diameter of 5mm of lower connecting rod；The internal diameter of the left bearing and lower bearing is 5mm, outer diameter 9mm；The left bevel gear is under
The outer diameter of bevel gear is 15mm, internal diameter 5mm；A diameter of 5mm of the raised and lower fixing piece protrusion of left fixing piece；It is described outer
Shell is the cuboid of 30mm × 30mm × 20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720843772.0U CN207448376U (en) | 2017-07-12 | 2017-07-12 | For the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720843772.0U CN207448376U (en) | 2017-07-12 | 2017-07-12 | For the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207448376U true CN207448376U (en) | 2018-06-05 |
Family
ID=62247574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720843772.0U Active CN207448376U (en) | 2017-07-12 | 2017-07-12 | For the quick-release arrangement of the sulfur hexafluoride gas density relay of breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207448376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561344A (en) * | 2019-09-11 | 2019-12-13 | 福建福清核电有限公司 | device for quickly disassembling long screw nut of heat exchanger |
-
2017
- 2017-07-12 CN CN201720843772.0U patent/CN207448376U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561344A (en) * | 2019-09-11 | 2019-12-13 | 福建福清核电有限公司 | device for quickly disassembling long screw nut of heat exchanger |
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