CN205943931U - High -voltage switch - Google Patents
High -voltage switch Download PDFInfo
- Publication number
- CN205943931U CN205943931U CN201620888271.XU CN201620888271U CN205943931U CN 205943931 U CN205943931 U CN 205943931U CN 201620888271 U CN201620888271 U CN 201620888271U CN 205943931 U CN205943931 U CN 205943931U
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- CN
- China
- Prior art keywords
- loose piece
- voltage switch
- flexible sheet
- triggering
- lower cover
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- 230000006835 compression Effects 0.000 claims abstract 3
- 238000007906 compression Methods 0.000 claims abstract 3
- 239000007788 liquid Substances 0.000 claims abstract 3
- 238000007789 sealing Methods 0.000 claims abstract 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 4
- 230000015572 biosynthetic process Effects 0.000 claims 4
- 229910052802 copper Inorganic materials 0.000 claims 4
- 239000010949 copper Substances 0.000 claims 4
- 238000003032 molecular docking Methods 0.000 claims 3
- 239000012530 fluid Substances 0.000 claims 2
- 239000012528 membrane Substances 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000013011 mating Effects 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 abstract 1
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- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The utility model discloses a high -voltage switch, which has the advantages of simple structure, high reliability, long service life's high -voltage switch, the sensitivity of having solved the high -voltage switch that exists among the prior art is poor, the easy wearing and tearing of flexible sheet and micro -gap switch contact, the technical problem of life weak point etc, it establishes the last lid on the lid under including lower lid and the cover on the pipeline of liquid way of connecting in parallel, last lid encloses synthetic case jointly with lower lid and holds the chamber, hold the case subassembly that the intracavity was equipped with the micro -gap switch that links to each other with outer circuit closer equipment and linked to each other with liquid way pipeline at the case, the case subassembly include the sealing cover under the lid to the flexible sheet on the interface, press from both sides to be equipped with between micro -gap switch's contact and flexible sheet and trigger the loose piece, the one end slip joint that triggers the loose piece is on the case holds the internal face in chamber, compression spring elasticity butt is passed through on the internal face of last lid in the top of the other end, and triggers the loose piece contact and trigger micro -gap switch with contacting under the promotion of flexible sheet.
Description
Technical field
This utility model is related to a kind of high-voltage switch gear, and more particularly, to a kind of structure is simple, and reliability is high, long service life
High-voltage switch gear.
Background technology
The operation principle of pressure switch is：When in system, pressure is higher than specified safe pressure, video disc wink in induction apparatuss
When be moved, by connection guide pull switch joint disconnect, when pressure is down to specified recovery value, video disc wink reset,
Switch automatically resets, or is briefly when by measuring pressure overrate, and the free end of flexible member produces displacement, directly
Connect or promote switch element after relatively, change the on off operating mode of switch element, reach control by the purpose of measuring pressure.Pressure
Switch is the device combining with electric switch, when reaching Fluid pressure set in advance, make and break contact action, and it mainly should
Report to the police or control signal for output on the industrial equipments such as power plant, petrochemical industry, metallurgy industry, have important use in industrial circle
On the way, the damage of important device in production engineering can be prevented, it is to avoid great production accident ground occurs.Pressure switch generally comprises machine
Tool formula, electronic type two big class, mechanical pressure switches therein are that purely mechanic deformation leads to microswitch action, when pressure increases
When, act on different sensing pressure components and parts (diaphragm, corrugated tube, piston) and produce deformation, startup will be moved up topmost
Microswitch, make electric signal output.But the triggering loose piece being used for triggering microswitch in existing high-voltage switch gear is usually one
End is rotatably connected on valve body, and the other end is connected on valve body by compression spring elasticity, pushes away during sensing pressure components and parts deformation
Dynamic triggering loose piece rotates and triggers microswitch upwards, because triggering loose piece adopts the fixing rotation in one end to connect, therefore its lifting
The inevitable microswitch contact relatively of process and sensing pressure component surface produce and slide, and lead to both stress constantly to become
Change, so that trigger sensitivity is declined, the surface abrasion simultaneously being produced by friction, also reduce the service life of high-voltage switch gear.
Content of the invention
This utility model mainly there is provided a kind of structure simply, and reliability is high, the high-voltage switch gear of long service life, solves
The poor sensitivity of high-voltage switch gear present in prior art, flexible sheet and microswitch contact are easy to wear, and service life is short
Deng technical problem.
Above-mentioned technical problem of the present utility model is mainly addressed by following technical proposals：A kind of height presses off
Close, including the lower cover being connected in parallel on fluid path pipeline and be located at upper cover body on lower cover, upper cover body and lower cover enclose jointly
Synthesis valve element accommodating chamber, is accommodated intracavity in valve element and is provided with the microswitch being connected with external connection electrical apparatus equipment and is connected with fluid path pipeline
Core assembly, described core assembly includes flexible sheet on the docking port of lower cover for the sealing cover, in the contact of microswitch
It is folded with triggering loose piece and between flexible sheet, slide and be connected on the internal face of valve element accommodating chamber in one end of triggering loose piece, another
End top be connected on the internal face of upper cover body by compression spring elasticity, and trigger loose piece under the promotion of flexible sheet and
Contact simultaneously triggers microswitch.Slide and be connected on the internal face of valve element accommodating chamber in one end due to triggering loose piece, another
End is connected on the internal face of upper cover body by compression spring elasticity, and that is, triggering loose piece can be slided in rotation process in the horizontal direction
Dynamic, therefore its microswitch contact and flexible sheet slide displacement relatively of lifting process is little, and both are Vertical Square at stress
To trigger sensitivity is high, and surface abrasion is little, extends the service life of high-voltage switch gear.
Preferably, described flexible sheet includes being located at support membrane on docking port, the edge of support membrane upwardly extends shape
Become the Shape-changeable ring of U-shaped, Shape-changeable ring opening down simultaneously horizontally outward extends and form locating ring, locating ring be clamped in upper cover body with
Between lid.Flexible sheet is connected and composed by support membrane, Shape-changeable ring and locating ring integral type, elasticity is good, and deflection is big, service life
Long.
Preferably, accommodating intracavity in described valve element to be provided with annular briquetting, the lower surface of annular briquetting is crimped on elastica
On the edge of piece, the upper surface apical grafting of annular briquetting is in upper cover body.Flexible sheet is fitted in valve element by annular briquetting and accommodates
Intracavity, fixed form is simple and reliable.
Preferably, described triggering loose piece is in a tubular form, the side of triggering loose piece horizontally outward extends formation pole, pole
Outboard end be in that circular arc interworking are plugged in the corresponding arc-shaped slot of upper cover body, the opposite side of triggering loose piece horizontally outward prolongs
Stretch formation spring pressure bar, spring pressure bar upwardly extends formation spring positioning plush copper again, the lower end of compression spring is sleeved on spring and determines
In the plush copper of position.By tubulose triggering works, pole, spring pressure bar and spring convex first body formed constitute trigger mechanism, structure is simple
Single；The outboard end of pole be in circular arc interworking be plugged in the corresponding arc-shaped slot of upper cover body it is ensured that triggering loose piece rotate and
Level is slided smooth smooth.
As it is further preferred that described contact interworking is plugged in the hole in the upper port of triggering loose piece, corresponding with triggering loose piece
Flexible sheet upwardly extends formation positioning plush copper, and the positioning coaxial apical grafting of plush copper interworking is on the lower surface of triggering loose piece.Contact is mutual
Join be plugged on triggering loose piece upper port in the hole when, triggering loose piece with contact after can by mesopore limit triggering work
The position of block, it is ensured that triggering loose piece opposing contacts and flexible sheet will not produce sliding phenomenon, thus reducing abrasion, extends high pressure
The service life of switch.
Preferably, being arranged with annular base on the docking port of described lower cover, lower cover is plugged on annular base
Middle in the hole is simultaneously fixed on the corresponding interface of fluid path pipeline by annular base.Lower cover is fixed on influidic pipe by annular base
On the corresponding interface in road, fixed form is simple and reliable, easy accessibility.
As it is further preferred that being folded with sealing shroud between the mating annular face of described lower cover and annular base.Sealing shroud is true
Protect the sealing that lower cover is connected with fluid path pipeline.
Therefore, a kind of high-voltage switch gear tool of the present utility model has the advantage that：Slide and connect and fix in one end of triggering loose piece,
The other end is abutted by compression spring elasticity and fixes, and during use, triggering loose piece can slide in rotation process in the horizontal direction, and
Due to contact interworking be plugged on triggering loose piece upper port in the hole, triggering loose piece with contact after can be limited by mesopore
Surely triggering loose piece position it is ensured that during using triggering loose piece opposing contacts and flexible sheet will not produce sliding phenomenon, make
Both all keep vertical at stress, and trigger sensitivity is high, and abrasion is little, extends the service life of high-voltage switch gear.
Brief description：
Fig. 1 is a kind of structural representation of high-voltage switch gear of this utility model.
Specific embodiment：
Below by embodiment, and combine accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment：
As shown in figure 1, a kind of high-voltage switch gear of the present utility model, including the lower cover 1 being connected in parallel on fluid path pipeline and logical
Cross the upper cover body 2 that screw docking is located on lower cover 1, upper cover body 2 and lower cover 1 enclose valve element accommodating chamber 3, jointly in valve
Core accommodating chamber 3 is built with the microswitch 4 being connected with external connection electrical apparatus equipment and the core assembly being connected with fluid path pipeline, therein
Core assembly includes flexible sheet 61 on the docking port 5 of lower cover 1 for the sealing cover, and docking port 5 is located at the middle part of lower cover 1, bullet
Property diaphragm 61 include being located at support membrane 611 on docking port 5 again, the edge of support membrane 611 upwardly extends the Shape-changeable ring forming U-shaped
612, Shape-changeable ring 612 opening down simultaneously horizontally outward extends and forms locating ring 613, and locating ring 613 presss from both sides further through annular briquetting 7
Hold in valve element accommodating chamber 3 between corresponding upper cover body 2 and lower cover 1, the lower surface of annular briquetting 7 is crimped on locating ring 613,
In the horizontal apical grafting of upper surface corresponding groove in upper cover body 2 of annular briquetting 7, on support membrane 611 corresponding with microswitch 4
Equipped with triggering loose piece 62, triggering loose piece 62 is in the vertical circular tube shaped placed, and the right side of triggering loose piece 62 horizontally outward extends formation
Pole 623, the outboard end of pole 623 is in circular arc and interworking is plugged in the corresponding arc-shaped slot 21 of upper cover body 2, triggers loose piece
62 left-hand end horizontally outward extends formation spring pressure bar 621, and spring pressure bar 621 upwardly extends formation spring positioning plush copper again
622, compression spring 10 is set with spring positioning plush copper 622 and is connected to the inwall of upper cover body 2 by compression spring 10 elasticity
On face, carry contact 41 with the triggering corresponding microswitch 4 of loose piece 62 upper port, trigger loose piece 62 pushing away in flexible sheet 61
Dynamic lower contact and trigger microswitch 4 with contact 41, contact 41 interworking is plugged in the hole in the upper port of triggering loose piece 62, and tactile
Send out the corresponding flexible sheet 61 of loose piece 62 and upwardly extend formation positioning plush copper 614, the positioning coaxial apical grafting of plush copper 614 is in triggering loose piece
On 62 lower surface.Annular base 8 is connected with the docking port 5 of lower cover 1, lower cover 1 is plugged on the middle in the hole of annular base 8
And be fixed on the corresponding interface of fluid path pipeline by annular base 8, between the mating annular face of lower cover 1 and annular base 8
It is folded with sealing shroud 9 again.
Specific embodiment described herein is only to design of the present utility model explanation for example.This utility model
Person of ordinary skill in the field can make various modifications or supplement or adopt class to described specific embodiment
As mode substitute, but without departing from of the present utility model spirit or surmount scope defined in appended claims.
Claims (7)
1. a kind of high-voltage switch gear, including the lower cover being connected in parallel on fluid path pipeline（1）And it is located at lower cover（1）On upper cover body
（2）, upper cover body（2）And lower cover（1）Jointly enclose valve element accommodating chamber（3）, in valve element accommodating chamber（3）Inside it is provided with and external electricity
The microswitch that device equipment is connected（4）And the core assembly that is connected with fluid path pipeline it is characterised in that：Described core assembly includes
Sealing cover is in lower cover（1）Docking port（5）On flexible sheet（61）, in microswitch（4）Contact（41）With flexible sheet
（61）Between be folded with triggering loose piece（62）, trigger loose piece（62）One end slide be connected to valve element accommodating chamber（3）Internal face on,
Compression spring is passed through in the top of the other end（10）Elasticity is connected to upper cover body（2）Internal face on, and trigger loose piece（62）In bullet
Property diaphragm（61）Promotion under and contact（41）Contact and trigger microswitch（4）.
2. high-voltage switch gear according to claim 1 it is characterised in that：Described flexible sheet（61）Including being located at docking port
（5）Upper support membrane（611）, support membrane（611）Edge upwardly extend formed U-shaped Shape-changeable ring（612）, Shape-changeable ring（612）'s
Opening down and horizontally outward extend formed locating ring（613）, locating ring（613）It is clamped in upper cover body（2）With lower cover（1）
Between.
3. high-voltage switch gear according to claim 1 and 2 it is characterised in that：In described valve element accommodating chamber（3）Inside it is provided with annular
Briquetting（7）, annular briquetting（7）Lower surface be crimped on flexible sheet（61）Edge on, annular briquetting（7）Upper surface apical grafting
In upper cover body（2）On.
4. high-voltage switch gear according to claim 1 and 2 it is characterised in that：Described triggering loose piece（62）In a tubular form, trigger
Loose piece（62）Side horizontally outward extend formation pole（623）, pole（623）Outboard end be in that circular arc interworking are plugged on
Upper cover body（2）Corresponding arc-shaped slot（21）Interior, trigger loose piece（62）Opposite side horizontally outward extend formation spring pressure bar
(621), spring pressure bar (621) upwardly extends formation spring positioning plush copper again（622）, compression spring（10）Lower end be sleeved on
Spring positions plush copper（622）On.
5. high-voltage switch gear according to claim 4 it is characterised in that：Described contact（41）Interworking is plugged on triggering loose piece
（62）Upper port in the hole, with triggering loose piece（62）Corresponding flexible sheet（61）Upwardly extend formation positioning plush copper（614）,
Positioning plush copper（614）The coaxial apical grafting of interworking is in triggering loose piece（62）Lower surface on.
6. high-voltage switch gear according to claim 1 and 2 it is characterised in that：In described lower cover（1）Docking port（5）On
It is arranged with annular base（8）, lower cover（1）It is plugged on annular base（8）Middle in the hole and pass through annular base（8）It is fixed on liquid
On the corresponding interface of road pipeline.
7. high-voltage switch gear according to claim 6 it is characterised in that：In described lower cover（1）With annular base（8）Ring
It is folded with sealing shroud between shape mating surface（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620888271.XU CN205943931U (en) | 2016-08-16 | 2016-08-16 | High -voltage switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620888271.XU CN205943931U (en) | 2016-08-16 | 2016-08-16 | High -voltage switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205943931U true CN205943931U (en) | 2017-02-08 |
Family
ID=57918506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620888271.XU Active CN205943931U (en) | 2016-08-16 | 2016-08-16 | High -voltage switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205943931U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742452A (en) * | 2018-06-26 | 2018-11-06 | 宁波市鄞州拓创服饰有限公司 | A kind of dish-washing machine is without water pressure switch |
| CN116130293A (en) * | 2023-04-17 | 2023-05-16 | 常州天利智能控制股份有限公司 | High-precision irradiation-resistant nuclear-grade pressure switch |
-
2016
- 2016-08-16 CN CN201620888271.XU patent/CN205943931U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742452A (en) * | 2018-06-26 | 2018-11-06 | 宁波市鄞州拓创服饰有限公司 | A kind of dish-washing machine is without water pressure switch |
| CN116130293A (en) * | 2023-04-17 | 2023-05-16 | 常州天利智能控制股份有限公司 | High-precision irradiation-resistant nuclear-grade pressure switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |