CN107026032A - Starting switch - Google Patents
Starting switch Download PDFInfo
- Publication number
- CN107026032A CN107026032A CN201710400806.3A CN201710400806A CN107026032A CN 107026032 A CN107026032 A CN 107026032A CN 201710400806 A CN201710400806 A CN 201710400806A CN 107026032 A CN107026032 A CN 107026032A
- Authority
- CN
- China
- Prior art keywords
- spacing ring
- starting switch
- insulating bushing
- fixed electrode
- moving contact
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
- H01H5/06—Energy stored by deformation of elastic members by compression or extension of coil springs
- H01H5/12—Energy stored by deformation of elastic members by compression or extension of coil springs having two or more snap-action motions in succession
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
It is a kind of starting switch, it includes the shell body of moving contact, fixed electrode, gland and up/down perforation, insulating bushing is installed with the inside of shell body the present invention relates to switch frame for movement technical field.Reasonable and compact in structure of the present invention, easy to use, it can control the Push And Release of this switch at any time by applying active force to stressed plate, i.e., control electric circuit in well is powered and powered off at any time, be conducive to saving electric energy；In addition, this switch is when the factor effect such as being given a shock, upper compression spring, lower compression spring flexible connection structure have the effect of damping, the on off state of the invention in well is set to be difficult to be switched, it ensure that the switch reliability of the present invention, so as to improve the reliability of electric circuit in well, it is easy to keep the on off state of the present invention, facilitates execute-in-place.
Description
Technical field
It is a kind of starting switch the present invention relates to switch frame for movement technical field.
Background technology
Downhole tool needs to work under the adverse circumstances such as HTHP, therefore the reliability for the electric circuit in well being used for
Propose very high requirement.For contactor, it is necessary to which contactor has switch reliability well, still, by
The influence for being easily given a shock etc. undesirable element is switched in available circuit, when being allowed to open, the undesirable element such as be given a shock and by
Close；Or during its closing, the undesirable element such as be given a shock and be opened, the reliability of switch is thus reduced, while existing electricity
Way switch is not easy to Push And Release at any time.
The content of the invention
The invention provides a kind of starting switch, the deficiency of above-mentioned prior art is overcome, it can effectively solve existing electricity
It is unstable that way switch occurs break-make when being given a shock, the problem of poor reliability.
The technical scheme is that realized by following measures：A kind of starting switch, including moving contact, fixed electricity
The shell body of pole, gland and up/down perforation, is installed with insulating bushing on the inside of shell body, outside the middle part of fixed electrode
Side is fixed with lower outer land, and fixed electrode is fixed on the lower inside of insulating bushing by lower outer land, on the top of moving contact
Outside is fixed with outer land, and moving contact is located in the insulating bushing above fixed electrode, upper outer land and lower outer land it
Between lower compression spring is seated, seal is provided between the bottom of lower compression spring and lower outer land, above insulating bushing
Shell body in be provided with opening spacing ring, gland is located in the insulating bushing between opening spacing ring and moving contact, gland bag
The contact jaw of stressed plate and longitudinal section width less than the longitudinal cross-section width of stressed plate is included, contact jaw is fixed under stressed plate
End, stressed plate can be held out against the upper compression in opening spacing ring bottom by being seated between the stressed plate on the outside of moving contact and contact jaw
Spring, is provided with seal, the bottom of moving contact and the top of fixed electrode between the bottom of upper compression spring and upper outer land
Spacing is provided between end, centre bore is provided with fixed electrode, is provided with moving contact corresponding with above and below centre bore
First leads end connecting hole, and the second conductor wire end connecting hole being not communicated with centre bore is provided with fixed electrode.
Here is the further optimization and/or improvements to foregoing invention technical scheme：
The lower end inside of above-mentioned shell body sets restraining position ring block plate, and the bottom of insulating bushing is sitting on spacing ring flat-plate, lower outer land
Insulation is sitting on spacing ring flat-plate.
Above-mentioned starting switch also includes lower insulating washer, lower insulating washer be fixedly mounted on insulating bushing and spacing ring flat-plate it
Between, lower outer land is sitting on the lower insulating washer on the inside of insulating bushing.
Above-mentioned first conductor wire end connecting hole and the second conductor wire end connecting hole are arranged at the fixation between spacing ring flat-plate endoporus
On electrode.
Limited impression is provided with the inside of shell body above above-mentioned insulating bushing, opening spacing ring is fixedly mounted on spacing recessed
In groove, the top of insulating bushing is mutually held out against with the bottom of opening spacing ring.
Above-mentioned opening spacing ring is hole back-up ring；Or/and, seal is insulating washer.
Above-mentioned first conductor wire end connecting hole upper inner and the second conductor wire end connecting hole upper inner are respectively provided with spiral shell
Line.
Reasonable and compact in structure of the present invention, easy to use, it can control this at any time by applying active force to stressed plate
The Push And Release of switch, i.e., control electric circuit in well is powered and powered off at any time, is conducive to saving electric energy；In addition, this switch is being shaken
During the factor effect such as dynamic, upper compression spring, lower compression spring flexible connection structure have the effect of damping, make this hair in well
Bright on off state is difficult to be switched, that is, ensure that the switch reliability of the present invention, so that the reliability of electric circuit in well is improved,
It is easy to keep the on off state of the present invention, facilitates execute-in-place.
Brief description of the drawings
Accompanying drawing 1 is the main view cross section structure diagram under preferred embodiment use state.
Coding in accompanying drawing is respectively：1 is moving contact, and 2 be fixed electrode, and 3 be shell body, and 4 be insulating bushing, under 5 are
Outer land, 6 be upper outer land, and 7 be lower compression spring, and 8 be opening spacing ring, and 9 be stressed plate, and 10 be contact jaw, and 11 be upper pressure
Contracting spring, centered on 12 hole, and 13 be the first conductor wire end connecting hole, and 14 be the second conductor wire end connecting hole, and 15 be spacing ring flat-plate, and 16 are
Lower insulating washer, 17 be limited impression, and 18 be insulating washer, and 19 be the first wire, and 20 be the second wire.
Embodiment
The present invention is not limited by following embodiments, can technique according to the invention scheme and actual conditions it is specific to determine
Embodiment.
In the present invention, for the ease of description, the description of the relative position relation of each part is according to Figure of description 1
Butut mode be described, such as：The position relationship of forward and backward, upper and lower, left and right etc. is the cloth according to Figure of description 1
Figure direction is determined.
With reference to embodiment and accompanying drawing, the invention will be further described：
As shown in Figure 1, the starting switch includes the shell body 3 of moving contact 1, fixed electrode 2, gland and up/down perforation, outside
The inner side of housing 3 is installed with insulating bushing 4, and lower outer land 5, fixed electrode 2 are fixed with the outside of the middle part of fixed electrode 2
The lower inside of insulating bushing 4 is fixed on by lower outer land 5, outer land 6 is fixed with the upper outside of moving contact 1, is moved
Contact 1 is located in the insulating bushing 4 of the top of fixed electrode 2, and lower compression spring is seated between upper outer land 6 and lower outer land 5
7, seal is provided between the bottom of lower compression spring 7 and lower outer land 5, is set in the shell body 3 of the top of insulating bushing 4
Opening spacing ring 8 is equipped with, gland is located in the insulating bushing 4 between opening spacing ring 8 and moving contact 1, and gland includes stressed plate 9
It is less than the contact jaw 10 of the longitudinal cross-section width of stressed plate 9 with longitudinal section width, contact jaw 10 is fixed on the lower end of stressed plate 9,
Stressed plate 9 can be held out against in the upper of the bottom of opening spacing ring 8 by being seated between the stressed plate 9 in moving contact 1 and the outside of contact jaw 10
Compression spring 11, is provided with seal, the bottom of moving contact 1 is with consolidating between the bottom of upper compression spring 11 and upper outer land 6
Spacing is provided between the top of fixed electrode 2, centre bore 12 is provided with fixed electrode 2, is provided with moving contact 1 with
Heart hole about 12 corresponding first lead end connecting hole 13, second be not communicated with centre bore 12 is provided with fixed electrode 2 and is led
Line end connecting hole 14.
Led in the use of the present invention, the conducting end of the first wire 19 that battery supply output end is connected is fixedly mounted on into second
In line end connecting hole 14, the second wire 20 that electric circuit in well plate power input is connected passes through centre bore 12, and makes second to lead
The conducting end of line 20 is fixedly mounted on first and led in the connecting hole 13 of end, is pushing stressed plate 9 using instrument, stressed plate 9 is in pressure
Moved down under effect, compressed compression spring 11, when contact jaw 10 is come downwards at the seal on moving contact 1, contact jaw
10, by pushing seal by pressure transmission to moving contact 1, force moving contact 1 descending, and lower compression spring 7 is compressed, when dynamic
When the bottom of contact 1 and the tip contact of fixed electrode 2, electric circuit in well plate power supply is in "on" position；When recalling to stressed plate 9
Pressing force when, moving contact 1 is up, and upper compression spring 11, lower compression spring 7 reset, the bottom of moving contact 1 and fixed electricity
The top separation of pole 2, electric circuit in well plate power supply is in no power（Power-off）State, is achieved in electric circuit in well（Electric circuit in well
Plate）Power supply and the function of power-off.
From the above-mentioned course of work, by applying active force to stressed plate 9, can control at any time this switch open and
Close, i.e., control electric circuit in well is powered and powered off at any time, be conducive to saving electric energy.In addition, this switch is made the factor such as being given a shock
Used time, because upper compression spring 11, lower compression spring 7 have cushioning effect, vibrations can be offset, therefore, switch of the invention
State is difficult to be switched, that is, the switch reliability of the present invention is ensure that, so as to improve the reliability of electric circuit in well.
Furthermore it is possible to the present invention be arranged on to the inside of downhole instrument, in instrument shell corresponding with the open top of shell body 3
Hole is threaded on body, now, can rotate and reverse to realize moving contact 1 with consolidating in screwed hole using instruments such as hexagons
Fixed electrode 2 is in contact condition, i.e., promote stressed plate 9 descending until moving contact 1 connects with fixed electrode 2 by rotating hexagon
Touch, make electric circuit in well power supply state；By reversely rotating hexagon, release hexagon to the lower pressure of stressed plate 9 until
Moving contact 1 is separated with fixed electrode 2, electric circuit in well is in off-position；This starting switch on off state is completed on well
After switching, by instrument G.I.H, when running into the hole conditions such as vibrations, upper compression spring 11, the flexible connection structure of lower compression spring 7 tool
There is cushioning effect, vibrations can be offset, make the on off state of the invention in well be difficult to be switched, that is, ensure that the present invention
Switch reliability, so as to improve the reliability of electric circuit in well, be easy to keep the on off state of the present invention, convenient scene behaviour
Make.
Upper compression spring 11 can use return spring using closure spring, lower compression spring 7.
Above-mentioned starting switch can be made further optimization and/or improvements according to actual needs：
As shown in Figure 1, restraining position ring block plate 15 is set in the lower end inside of shell body 3, the bottom of insulating bushing 4 is sitting in spacing ring
On plate 15, the lower outer insulation of land 5 is sitting on spacing ring flat-plate 15.
Spacing ring flat-plate 15 is played a supporting role to fixed electrode 2.
As shown in Figure 1, the starting switch also includes lower insulating washer 16, and lower insulating washer 16 is fixedly mounted on insulation lining
Between set 4 and spacing ring flat-plate 15, lower outer land 5 is sitting on the lower insulating washer 16 of the inner side of insulating bushing 4.
The lower one side of insulating washer 16 plays insulating effect, on the other hand, is easy to insulating bushing 4 and lower insulating washer 16
Dismounted in shell body 3.
As shown in Figure 1, first lead end the conductor wire end connecting hole 14 of connecting hole 13 and second be arranged in spacing ring flat-plate 15
On fixed electrode 2 between hole.
In the use of the present invention, being easy to by the spacing endoporus of ring flat-plate 15 introduce the circuits such as wire in this switch, it is easy to pipe
Reason.
As shown in Figure 1, the inner side of shell body 3 of the top of insulating bushing 4 is provided with limited impression 17, be open spacing ring 8
It is fixedly mounted in limited impression 17, the top of insulating bushing 4 is mutually held out against with the bottom of opening spacing ring 8.
Limited impression 17 improves fixed stably soundness of the opening spacing ring 8 inside shell body 3, passes through the top of insulating bushing 4
Tight effect, further improves fixed stably soundness of the opening spacing ring 8 inside shell body 3.
As needed, opening spacing ring 8 is hole back-up ring；Or/and, seal is insulating washer 18.
As needed, led to improve wire conducting end first in the conductor wire end connecting hole 14 of connecting hole 13 and second of end admittedly
Determine stability, first leads the end upper inner of connecting hole 13 and the upper inner of the second conductor wire end connecting hole 14 is respectively provided with spiral shell
Line.
Above technical characteristic constitutes highly preferred embodiment of the present invention, and it has stronger adaptability and optimal implementation effect
Really, non-essential technical characteristic can be increased and decreased according to actual needs, to meet the demand of different situations.
Claims (10)
1. a kind of starting switch, it is characterised in that include the shell body of moving contact, fixed electrode, gland and up/down perforation, outside
Insulating bushing is installed with the inside of housing, lower outer land is fixed with the outside of the middle part of fixed electrode, fixed electrode passes through
Lower outer land is fixed on the lower inside of insulating bushing, is fixed with outer land in the upper outside of moving contact, moving contact is located at
In insulating bushing above fixed electrode, lower compression spring is seated between upper outer land and lower outer land, lower compression spring
Seal is provided between bottom and lower outer land, opening spacing ring is provided with the shell body above insulating bushing, is pressed
Lid is located in the insulating bushing between opening spacing ring and moving contact, and gland includes stressed plate and longitudinal section width is less than stressed plate
Longitudinal cross-section width contact jaw, contact jaw is fixed on the lower end of stressed plate, the stressed plate on the outside of moving contact and contact jaw
Between be seated stressed plate can be held out against to the upper compression spring in opening spacing ring bottom, the bottom of upper compression spring and upper outer land
Between be provided with seal, be provided with spacing between the bottom of moving contact and the top of fixed electrode, set in fixed electrode
Centre bore is equipped with, corresponding with above and below centre bore first is provided with moving contact and leads end connecting hole, is set on fixed electrode
There is the second conductor wire end connecting hole being not communicated with centre bore.
2. starting switch according to claim 1, it is characterised in that the lower end inside of shell body sets restraining position ring block plate, absolutely
The bottom of edge bushing is sitting on spacing ring flat-plate, and lower outer land insulation is sitting on spacing ring flat-plate.
3. starting switch according to claim 2, it is characterised in that also including lower insulating washer, lower insulating washer fixes peace
Between insulating bushing and spacing ring flat-plate, lower outer land is sitting on the lower insulating washer on the inside of insulating bushing.
4. the starting switch according to Claims 2 or 3, it is characterised in that the first conductor wire end connecting hole and the second conductor wire end connect
Connect on the fixed electrode that hole is arranged between spacing ring flat-plate endoporus.
5. the starting switch according to claim 1 or 2 or 3, it is characterised in that set on the inside of the shell body above insulating bushing
Limited impression is equipped with, opening spacing ring is fixedly mounted in limited impression, the top of insulating bushing and the bottom of opening spacing ring
Mutually hold out against.
6. starting switch according to claim 4, it is characterised in that set on the inside of the shell body above insulating bushing limited
Position groove, opening spacing ring is fixedly mounted in limited impression, and the top of insulating bushing is mutually pushed up with the bottom of opening spacing ring
Tightly.
7. the starting switch according to claim 1 or 2 or 3 or 6, it is characterised in that opening spacing ring is hole back-up ring；Or/
With seal is insulating washer.
8. starting switch according to claim 4, it is characterised in that opening spacing ring is hole back-up ring；Or/and, insulation dress
It is set to insulating washer.
9. starting switch according to claim 5, it is characterised in that opening spacing ring is hole back-up ring；Or/and, insulation dress
It is set to insulating washer.
10. the starting switch according to claim 1 or 2 or 3 or 6 or 8 or 9, it is characterised in that the first conductor wire end connecting hole
Upper inner and the second conductor wire end connecting hole upper inner are respectively provided with screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710400806.3A CN107026032B (en) | 2017-05-31 | 2017-05-31 | It starts switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710400806.3A CN107026032B (en) | 2017-05-31 | 2017-05-31 | It starts switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107026032A true CN107026032A (en) | 2017-08-08 |
| CN107026032B CN107026032B (en) | 2019-06-28 |
Family
ID=59529546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710400806.3A Active CN107026032B (en) | 2017-05-31 | 2017-05-31 | It starts switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107026032B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01135005A (en) * | 1987-11-20 | 1989-05-26 | Mitsubishi Electric Corp | Electromagnetic device |
| JPH06168653A (en) * | 1992-11-26 | 1994-06-14 | Nippondenso Co Ltd | Pressure switch |
| JPH0729464A (en) * | 1993-07-09 | 1995-01-31 | Yamada Denki Seizo Kk | Pressure switch |
| CN201989768U (en) * | 2010-11-14 | 2011-09-28 | 江苏技术师范学院 | Brake pedal device of automobile brake-by-wire system |
| CN102623206A (en) * | 2012-03-28 | 2012-08-01 | 桂林航天电子有限公司 | Round cable output travel switch |
| CN103928243A (en) * | 2014-03-21 | 2014-07-16 | 北京机电工程研究所 | Multi-pole double-throw travel switch |
| CN204332735U (en) * | 2015-01-07 | 2015-05-13 | 东莞市赛业实业有限公司 | A kind of structure improved vibroswitch |
| CN204695990U (en) * | 2015-06-02 | 2015-10-07 | 宁波市镇海兴联机电有限公司 | A kind of impulse interference wave switch |
| CN206907675U (en) * | 2017-05-31 | 2018-01-19 | 中国石油集团西部钻探工程有限公司 | starting switch |
-
2017
- 2017-05-31 CN CN201710400806.3A patent/CN107026032B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01135005A (en) * | 1987-11-20 | 1989-05-26 | Mitsubishi Electric Corp | Electromagnetic device |
| JPH06168653A (en) * | 1992-11-26 | 1994-06-14 | Nippondenso Co Ltd | Pressure switch |
| JPH0729464A (en) * | 1993-07-09 | 1995-01-31 | Yamada Denki Seizo Kk | Pressure switch |
| CN201989768U (en) * | 2010-11-14 | 2011-09-28 | 江苏技术师范学院 | Brake pedal device of automobile brake-by-wire system |
| CN102623206A (en) * | 2012-03-28 | 2012-08-01 | 桂林航天电子有限公司 | Round cable output travel switch |
| CN103928243A (en) * | 2014-03-21 | 2014-07-16 | 北京机电工程研究所 | Multi-pole double-throw travel switch |
| CN204332735U (en) * | 2015-01-07 | 2015-05-13 | 东莞市赛业实业有限公司 | A kind of structure improved vibroswitch |
| CN204695990U (en) * | 2015-06-02 | 2015-10-07 | 宁波市镇海兴联机电有限公司 | A kind of impulse interference wave switch |
| CN206907675U (en) * | 2017-05-31 | 2018-01-19 | 中国石油集团西部钻探工程有限公司 | starting switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107026032B (en) | 2019-06-28 |
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