CN206907675U - starting switch - Google Patents
starting switch Download PDFInfo
- Publication number
- CN206907675U CN206907675U CN201720620956.0U CN201720620956U CN206907675U CN 206907675 U CN206907675 U CN 206907675U CN 201720620956 U CN201720620956 U CN 201720620956U CN 206907675 U CN206907675 U CN 206907675U
- 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.)
- Withdrawn - After Issue
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Abstract
Switch frame for movement technical field is the utility model is related to, 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 utility model reasonable and compact in structure, easy to use, it can control the Push And Release of this switch at any time, i.e., control electric circuit in well power supply and power-off at any time, be advantageous to save electric energy by applying active force to stressed plate；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 function that damping, the on off state of the present utility model in well is set to be not easy to be switched, it ensure that switch reliability of the present utility model, so as to improve the reliability of electric circuit in well, it is easy to keep on off state of the present utility model, facilitates execute-in-place.
Description
Technical field
Switch frame for movement technical field is the utility model is related to, is a kind of starting switch.
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 contactor has switch reliability well, still, by
Easily be given a shock etc. the influence of undesirable element in available circuit switch, 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 it is given a shock and is opened, thus reduce the reliability of switch, while existing electricity
Way switch is not easy to Push And Release at any time.
The content of the invention
The utility model provides a kind of starting switch, overcomes the deficiency of above-mentioned prior art, and it can effectively solve existing
There is contactor to occur break-make when being given a shock unstable, the problem of poor reliability.
The technical solution of the utility model is realized by following measures：A kind of starting switch, including it is moving contact, solid
The shell body of fixed electrode, gland and up/down perforation, is installed with insulating bushing on the inside of shell body, in fixed electrode
Lower outer land is fixed with the outside of portion, fixed electrode is fixed on the lower inside of insulating bushing by lower outer land, in moving contact
Upper outside is fixed with outer land, and moving contact is located in the insulating bushing above fixed electrode, in upper outer land and lower outer shroud
Lower compression spring is seated between platform, seal is provided between the bottom of lower compression spring and lower outer land, in insulating bushing
Opening spacing ring is provided with the shell body of top, gland is in the insulating bushing between opening spacing ring and moving contact, pressure
Lid includes the contact jaw of stressed plate and longitudinal section width less than the longitudinal cross-section width of stressed plate, and contact jaw is fixed on stressed plate
Lower end, the upper pressure that stressed plate can be held out against in opening spacing ring bottom is seated between the stressed plate on the outside of moving contact and contact jaw
Contracting spring, is provided with seal between the bottom of upper compression spring and upper outer land, the bottom of moving contact and fixed electrode
Spacing is provided between top, centre bore is provided with fixed electrode, is provided with moving contact corresponding up and down with centre bore
First lead end connecting hole, 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 above-mentioned utility model 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.
The utility model reasonable and compact in structure, easy to use, it, can be with time control by applying active force to stressed plate
The Push And Release of this switch is made, i.e., controls electric circuit in well power supply and power-off at any time, is advantageous to save electric energy；In addition, this switch by
To during the effect of the factors such as vibrations, upper compression spring, lower compression spring flexible connection structure have the function that damping, make in well
On off state of the present utility model is not easy to be switched, that is, switch reliability of the present utility model is ensure that, so as to improve underground
The reliability of circuit, it is easy to keep on off state of the present utility model, facilitates execute-in-place.
Brief description of the drawings
Accompanying drawing 1 is the main view cross section structure diagram under the best embodiment of the utility model 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 utility model is not limited by following embodiments, can according to the technical solution of the utility model and actual conditions come
Determine specific embodiment.
In the utility model, for the ease of description, the description of the relative position relation of each part is according to specification
The Butut mode of accompanying drawing 1 is described, such as：The position relationship of forward and backward, upper and lower, left and right etc. is according to Figure of description 1
Butut direction determine.
The utility model is further described with reference to embodiment and accompanying drawing：
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,
Insulating bushing 4 is installed with the inner side of shell body 3, lower outer land 5 is fixed with the outside of the middle part of fixed electrode 2, it is fixed
Electrode 2 is fixed on the lower inside of insulating bushing 4 by lower outer land 5, and outer land is fixed with the upper outside of moving contact 1
6, moving contact 1 is located in the insulating bushing 4 of the top of fixed electrode 2, and lower compression is seated between upper outer land 6 and lower outer land 5
Spring 7, seal is provided between the bottom of lower compression spring 7 and lower outer land 5, the shell body 3 above insulating bushing 4
Inside be provided with opening spacing ring 8, gland is in the insulating bushing 4 positioned at opening spacing ring 8 and moving contact 1 between, gland including by
Power plate 9 and longitudinal section width are less than the contact jaw 10 of the longitudinal cross-section width of stressed plate 9, and contact jaw 10 is fixed on stressed plate 9
Lower end, it is seated and stressed plate 9 can be held out against in the bottom of opening spacing ring 8 between the stressed plate 9 in moving contact 1 and the outside of contact jaw 10
Upper compression spring 11, seal, the bottom of moving contact 1 are provided 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
Corresponding first end connecting hole 13 is led about 12 with centre bore, the be not communicated with centre bore 12 is provided with fixed electrode 2
Two conductor wire end connecting holes 14.
The utility model is fixedly mounted on when in use, by the conducting end of the first wire 19 that battery supply output end connects
In two conductor wire end connecting holes 14, the second wire 20 that electric circuit in well plate power input connects is passed through into centre bore 12, and make the
The conducting end of two wires 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 exists
Moved down under pressure effect, compressed compression spring 11, when contact jaw 10 is come downwards at the seal on moving contact 1, connect
Contravention 10 forces moving contact 1 descending by pushing seal by pressure transmission to moving contact 1, and lower compression spring 7 is compressed,
When bottom and the tip contact of fixed electrode 2 of moving contact 1, electric circuit in well plate power supply is in "on" position；When recall to by
During the pressing force of power plate 9, moving contact 1 is up, and upper compression spring 11, lower compression spring 7 reset, the bottom of moving contact 1 with
The top separation of fixed electrode 2, electric circuit in well plate power supply are in no power（Power-off）State, it is achieved in electric circuit in well（Well
Lower circuit board）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 power supply and power-off at any time, be advantageous to save 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, it is therefore, of the present utility model
On off state is not easy to be switched, that is, ensure that switch reliability of the present utility model, so as to improve the reliability of electric circuit in well.
Furthermore it is possible to the utility model is arranged on to the inside of downhole instrument, in instrument corresponding with the open top of shell body 3
Hole is threaded on device housing, now, can be rotated and reverse using instruments such as hexagons in screwed hole to realize moving contact 1
Contact condition is in fixed electrode 2, i.e., promotes stressed plate 9 descending until moving contact 1 and fixed electricity by rotating hexagon
Pole 2 contacts, and makes electric circuit in well power supply state；By reversely rotating hexagon, lower pressure of the hexagon to stressed plate 9 is released
Until moving contact 1 separates with fixed electrode 2, electric circuit in well is set to be in off-position；This starting switch switch shape is completed on well
After the switching of state, by instrument G.I.H, when running into the hole conditions such as vibrations, upper compression spring 11, lower compression spring 7 are flexible coupling knot
Structure has cushioning effect, can offset vibrations, makes the on off state of the present utility model in well be not easy to be switched, that is, ensures
Switch reliability of the present utility model, so as to improve the reliability of electric circuit in well, is easy to keep switch of the present utility model
State, facilitate execute-in-place.
Upper compression spring 11 can use closure spring, and lower compression spring 7 can use return spring.
Above-mentioned starting switch can be made further optimization and/or improvements according to being actually needed：
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 limit
On the ring flat-plate 15 of position, 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.
The utility model when in use, is easy to by the spacing endoporus of ring flat-plate 15 introduce the circuits such as wire in this switch, just
In management.
As shown in Figure 1, the inner side of shell body 3 above insulating bushing 4 is provided with limited impression 17, and 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 improve fixed stably soundness of the opening spacing ring 8 inside shell body 3.
As needed, the spacing ring 8 that is open 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 most preferred embodiment of the present utility model, and it has stronger adaptability and optimal implementation
Effect, can be according to the non-essential technical characteristic of increase and decrease be actually needed, to meet the needs 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
Cover in the insulating bushing between opening spacing ring and moving contact, 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 the upper compression spring that stressed plate can be held out against 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 fix peace including lower insulating washer, lower insulating washer
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. according to the starting switch described in 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 are fixedly mounted in limited impression, and the top of insulating bushing is mutually pushed up with the bottom of opening spacing ring
Tightly.
7. according to the starting switch described in 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. according to the starting switch described in 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 |
|---|---|---|---|
| CN201720620956.0U CN206907675U (en) | 2017-05-31 | 2017-05-31 | starting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720620956.0U CN206907675U (en) | 2017-05-31 | 2017-05-31 | starting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206907675U true CN206907675U (en) | 2018-01-19 |
Family
ID=61285898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720620956.0U Withdrawn - After Issue CN206907675U (en) | 2017-05-31 | 2017-05-31 | starting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206907675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107026032A (en) * | 2017-05-31 | 2017-08-08 | 中国石油集团西部钻探工程有限公司 | Starting switch |
-
2017
- 2017-05-31 CN CN201720620956.0U patent/CN206907675U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107026032A (en) * | 2017-05-31 | 2017-08-08 | 中国石油集团西部钻探工程有限公司 | Starting switch |
| CN107026032B (en) * | 2017-05-31 | 2019-06-28 | 中国石油集团西部钻探工程有限公司 | It starts switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180119 Effective date of abandoning: 20190628 |
|
| AV01 | Patent right actively abandoned |