CN202695244U - Segmental connecting type pull switch - Google Patents
Segmental connecting type pull switch Download PDFInfo
- Publication number
- CN202695244U CN202695244U CN2012202731559U CN201220273155U CN202695244U CN 202695244 U CN202695244 U CN 202695244U CN 2012202731559 U CN2012202731559 U CN 2012202731559U CN 201220273155 U CN201220273155 U CN 201220273155U CN 202695244 U CN202695244 U CN 202695244U
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- switch
- float
- electrode assembly
- fixed electrode
- electrode
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Abstract
The utility model discloses a segmental connecting type pull switch which comprises a switch body, a movable electrode component and a plurality of fixed electrode components, wherein the center of a switch substrate is provided with a step through hole, a plurality of grooves are arranged on the four outside faces; the movable electrode component is placed in the stepped through-hole; the fixed electrode component is arranged in each groove; a plurality of movable electrodes are arranged on the movable electrode component, and the movable electrode component can move in the stepped through-hole axially; the movable electrode component is pulled to move in the step through hole by applying different pull forces, so that the moveable electrodes on the movable electrode component are conducted with different fixed electrode components to form different conduction loops and realize segmental switch control. The segmental connecting type is simple in switch structure; the corresponding switch group can be turned on or off under the condition of corresponding input pull force, thereby achieving the purpose of accurately controlling the intermediate process and force condition for movable objects, and the close pull force scale of the switch can be adjusted according to the actual using demand.
Description
Technical field
The utility model belongs to the travel switch field, particularly a kind of pull switch according to outside input pulling force size sectional closing-up.
Background technology
Travel switch is a kind of little electric current master control electrical apparatus commonly used, utilizes the collision of mechanical moving element to make its contact action realize connecting or the disjunction control circuit, reaches certain control purpose.Usually this class switch is used to position or the stroke of limit mechanical motion, make movable machinery by certain position or stroke automatically stop, direction motion, variable motion or automatic back and forth movement etc.
At present; travel switch of a great variety; for different environments for use; type is different; existing travel switch is generally with the Dominated Factors of location variable as switch transition; be partial to the terminal position limitation protection, when in the environment for use motion intermediate link comparatively being paid close attention to or when relatively more responsive to the stressing conditions of movement parts, travel switch commonly used can not satisfy its user demand.
The utility model content
The purpose of this utility model is to propose a kind of sectional closing-up formula pull switch, according to outside input pulling force size, controls the connecting and disconnecting of different group switches, realizes sectional closing-up control.
The concrete technical scheme that realization the utility model purpose adopts is as follows:
A kind of sectional closing-up formula pull switch comprises switch matrix, float electrode assembly and a plurality of fixed electrode assembly, it is characterized in that,
Described switch matrix center has ladder hole, have a plurality of grooves all around on the lateral surface, described float electrode assembly is contained in this ladder hole, described fixed electrode assembly is installed in each groove, be provided with a plurality of float electrodes on this float electrode assembly, this float electrode assembly can move axially in described ladder hole, by applying the pulling force of different sizes, pulling float electrode assembly is mobile in ladder hole, so that the float electrode on it and different fixed electrode assembly conducting, form different conducting loops, realize sectional closing-up control.
As improvement of the present utility model, described float electrode assembly comprises pull bar, insulating case and float electrode, wherein, described float electrode is cylindrical shell, the center has tapped through hole, the cylindrical shell periphery wall has a plurality of electrode contact blades along circumferential arrangement, each electrode contact blade is in upwards dislocation layout of drum shaft, described insulating case is sleeved in the through hole of float electrode cylindrical shell, described pull bar coaxial package is at the center of this insulating case, this insulating case spurs pull bar in the axial direction with pull bar and float electrode insulation isolation, can make the different electrode contact blade on the float electrode contact conducting with corresponding fixed electrode assembly.
As improvement of the present utility model, be socketed with spring on the described pull bar, the one end is connected on the insulating case end face, the other end is connected on the switch matrix, be used for resisting the pulling force that is applied on the pull bar, thereby produce in various degree deformation according to this pulling force size, so that the electrode contact blade of float electrode contacts conducting with different fixed electrode assembly.
As improvement of the present utility model, described fixed electrode assembly comprises electrode tip holder, fixed electrode contact, contact screw and weld tabs, wherein, described fixed electrode contact is arranged on the relative two sides of electrode tip holder with weld tabs, and fix by this contact screw, so that fixed electrode contact and weld tabs mutual conduction, this fixed electrode contact be used for the float electrode assembly on activity electrode contact blade contact conducting.
As improvement of the present utility model, in described a plurality of fixed electrode assembly one of them is public electrode, weld tabs wherein is connected with external circuit, and the fixed electrode contact in this fixed electrode assembly remains in the pull bar moving process with an activity electrode contact blade of float electrode assembly and contacts conducting.
As improvement of the present utility model, the activity electrode contact blade of described float electrode assembly contacts the pulling force size of selecting to pass through to apply and switches with the fixed electrode contact of fixed electrode assembly, the pulling force size that namely applies is in a segment limit time, activity electrode contact blade contacts conducting with one of them fixed electrode contact, and activity electrode contact blade switches to another fixed electrode contact and contacts conducting in the time of in another segment limit.
As improvement of the present utility model, described fixed electrode contact is
Type structure, described activity electrode contact blade are list structure, with this
The sliding contact of type structure.
As improvement of the present utility model, described pull switch also has lid and box body, and wherein said lid covers on box body, the inner cavity that forms, and described switch matrix is contained in this cavity.
As improvement of the present utility model, the activity electrode contact blade quantity on the described float electrode is four, upwards arranges to Symmetric Orthogonal perpendicular to pull rod shaft in cylindrical shell week.
Sectional closing-up formula pull switch of the present utility model receives outside input tensile force f by the pull bar that is positioned at switch matrix centre bore, the interior float electrode assembly of switch is moved to the pulling force input direction, and the compression switch inner spring produces the balance drag, the relevant position that the float electrode assembly moves to when being subject to this big or small pulling force, can make on the float electrode assembly and contact conducting along the activity electrode contact blade that circumferentially distributes with the fixed electrode contact that is positioned at switch matrix circumferential recess, according to the pulling force size, accurately control a certain corresponding switches set conducting in the default variable connector.
Activity electrode contact blade quantity on the float electrode of the present utility model and can arrange according to the actual requirements in the position that makes progress in week, the distance of dislocation can require specifically to arrange according to the pulling force segmentation in the axial direction, the quantity of fixed electrode assembly with and the installation site should be corresponding with activity electrode contact blade, it can arrange and adjust according to particular location and the quantity of activity electrode contact blade.
After switch of the present utility model is installed to and uses in the mechanism, be connected with the external pull transport sector by the screwed hole on the pull bar, when outside input pulling force is in 0～F1N scope, the K1 way switch is in closure state all the time, when outside input pulling force was in F2～F3 scope, the K2 way switch was closed, the like, when outside input pulling force was in FN～FN+1 scope, the KN way switch was closed.By the impression to the external pull size, realize different circuit connecting and disconnecting functions.
The utility model is simple in structure, can be by the accurate reception to outside mechanical environment, closure or switches set corresponding to disconnection under corresponding input pulling force condition, play the purpose to moving object campaign pilot process and the accurate control of stressing conditions, and can adjust according to actual user demand for the closed weight range of switch.In addition, switch of the present utility model is the individual packages structure, has the SMIF and the standard electrical interface that are connected with the outside, has stronger versatility.
Description of drawings
Fig. 1 is the structural representation of the switch of the present embodiment.
The switch right side of Fig. 2 the present embodiment is looked and is cutd open sectional view;
Fig. 3 is that the switch forward sight of the present embodiment is cutd open sectional view;
Fig. 4 is the switch backsight partial cutaway sectional view of the present embodiment;
Fig. 5 is the float electrode assembly assumption diagram of the present embodiment;
Fig. 6 is the fixed electrode assembly assumption diagram of the present embodiment;
Fig. 7 is the switch electrical schematic diagram of the present embodiment.
Among the figure: 1-box body, 2-lid, 3-switch matrix, 4-spring, 5-cover plate, 6-screw, 7-float electrode assembly, 71-pull bar, 72-insulating case, 73-float electrode, 8-fixed electrode assembly, 81-electrode tip holder, 82-fixed electrode contact, 83-contact screw, 84-weld tabs, 9-plug, 10-hold-down screw, 11-bullet pad, 12-plain cushion, 13-screw.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1-4 is depicted as the construction of switch schematic diagram of the present embodiment, and this pull switch comprises box body 1, lid 2, switch matrix 3, spring 4, cover plate 5, screw 6, float electrode assembly 7, fixed electrode assembly 8, plug 9, hold-down screw 10, bullet pad 11, plain cushion 12, screw 13.
As shown in Figure 5, float electrode assembly 7 comprises pull bar 71, insulating case 72 and float electrode 73, and float electrode 73 is tube structure, and the center has tapped through hole, the cylindrical shell periphery wall has a plurality of electrode contact blades along circumferential arrangement, and each electrode contact blade is in upwards dislocation layout of drum shaft.Insulating case 72 is sleeved in the cylindrical shell through hole, is connected with cylinder screw.Pull bar 71 coaxial packages are at the center of insulating case 72, and this insulating case 72 is used for pull bar 71 and float electrode 73 insulation isolation.Spur in the axial direction pull bar 71, can make the different electrode contact blade on the float electrode 73 contact conducting with corresponding fixed electrode assembly 8.
Can be socketed with spring 4 on the pull bar 71, the one end is connected on insulating case 72 end faces, and the other end is connected on the switch matrix 3, is used for resisting the pulling force that is applied on the pull bar 71, according to pulling force size generation deformation in various degree, thereby obtains different strokes.
As shown in Figure 6, fixed electrode assembly 8 is fixedly mounted in the groove on switch matrix 3 sides by hold-down screw 10, bullet pad 11, plain cushion 12.Fixed electrode assembly 8 comprises electrode tip holder 81, fixed electrode contact 82, contact screw 83 and weld tabs 84.Fixed electrode contact 82 and weld tabs 84 are separately positioned on the relative two sides of electrode tip holder 81, and fixing by contact screw 83, make fixed electrode contact 82 and weld tabs 84 mutual conduction.Fixed electrode contact 82 be used for float electrode assembly 7 on activity electrode contact blade contact conducting, fixed electrode contact 82 can for
The type structure, correspondingly activity electrode contact blade can be list structure, list structure with
The sliding contact of type structure.One of them fixed electrode assembly 8 is public electrode, and fixed electrode contact 82 wherein remains in the pull bar moving process with the activity electrode contact blade of float electrode assembly 7 and contacts conducting.
First insulating case 72 and float electrode 73 are contained in pull bar 71 afterbodys formation float electrode assembly 7 during assembling, the three adopts and is threaded, then spring 4 is inserted in pull bar 71 heads, pack into the together centre bore of switch matrix 3, the centre bore afterbody covers cover plate 5, and with screw 6 securing cover plates 5, again with fixed electrode 82, weld tabs 84 uses contact screw 83 to be fixed on the electrode tip holder 81, pack into the together circumferential recess of switch matrix 3, with hold-down screw 10, bullet pad 11, plain cushion 12 is fixing, use wire to be connected weld tabs 84 and plug 9 corresponding points, at last switch matrix 3 is fixed on box body 1 inner chamber bottom surface by screw 13, cover lid 2, and fixing with screw 13, and plug 9 is fixed on the lateral opening hole place of box body 1 by screw 13.
The present embodiment course of work is as follows: be connected with pull bar 71 by outside transmission rod, to switch input pulling force, float electrode assembly 7 moves along direction of pull under the pulling force effect, and Compress Spring 4, spring 4 produces corresponding compression drag and reaches balance with the input pulling force, in float electrode assembly 7 motion processes, fixed electrode contact 82 as one group of fixed electrode assembly 8 of switch public pole contacts conducting with one group of activity electrode contact blade of float electrode assembly 7 all the time, contact with certain group activity electrode contact blade in the float electrode assembly 7 or disconnects as the fixed electrode contact 82 of the different group fixed electrode assemblies 8 of another utmost point of switch, realize that the conducting of switch or disconnection control.As shown in Figure 7, in the time of in pulling force is input as 0～F1 scope, K switch 1 is in lasting closure state, the rest switch group is in off-state, in the time of in pulling force is input as F2～F3 scope, K switch 2 is in lasting closure state, and the rest switch group is in off-state, by that analogy, in the time of in pulling force is input as FN～FN+1 scope, K switch N is in lasting closure state, and the rest switch group is in off-state, take the size of Input Forces F as governing factor, realize the segmentation control of circuit.After Input Forces discharged, float electrode assembly 7 returned to the home position under the effect of elastic resistance of spring 4.
The pulling force that pull bar 71 in the present embodiment applies can apply by transmission rod, activity electrode contact blade quantity on the float electrode 73 in the present embodiment and can arrange according to the actual requirements in the position that makes progress in week, for example contact quantity can be 4, make progress perpendicular to pull rod shaft to quadrature arrangement in week, the distance of dislocation can require specifically to arrange according to the pulling force segmentation in the axial direction, the quantity of fixed electrode assembly 8 with and the installation site should be corresponding with activity electrode contact blade, it can arrange and adjust according to particular location and the quantity of activity electrode contact blade.Tensile force f 1, F2, F3 ..., FN size can actual needs specifically set and adjust.
Claims (9)
1. a sectional closing-up formula pull switch comprises switch matrix (3), float electrode assembly (7) and a plurality of fixed electrode assembly (8), it is characterized in that,
Described switch matrix (3) center has ladder hole, have a plurality of grooves all around on the lateral surface, described float electrode assembly (7) is contained in this ladder hole, described fixed electrode assembly (8) is installed in each groove, be provided with a plurality of float electrodes (73) on this float electrode assembly (7), this float electrode assembly (7) can move axially in described ladder hole, by applying the pulling force of different sizes, pulling float electrode assembly (7) is mobile in ladder hole, so that the float electrode on it (73) and different fixed electrode assembly (8) conducting, form different conducting loops, realize sectional closing-up control.
2. sectional closing-up formula pull switch according to claim 1, it is characterized in that, described float electrode assembly (7) comprises pull bar (71), insulating case (72) and float electrode (73), wherein, described float electrode (73) is cylindrical shell, the center has tapped through hole, the cylindrical shell periphery wall has a plurality of electrode contact blades along circumferential arrangement, each electrode contact blade is in upwards dislocation layout of drum shaft, described insulating case (72) is sleeved in the through hole of float electrode (73) cylindrical shell, described pull bar (71) coaxial package is at the center of this insulating case (72), this insulating case (72) is with pull bar (71) and float electrode (73) insulation isolation, spur in the axial direction pull bar (71), can make the different electrode contact blade on the float electrode (73) contact conducting with corresponding fixed electrode assembly (8).
3. sectional closing-up formula pull switch according to claim 2, it is characterized in that, be socketed with spring (4) on the described pull bar (71), the one end is connected on insulating case (72) end face, the other end is connected on the switch matrix (3), be used for antagonism and be applied to pulling force on the pull bar (71), thereby produce in various degree deformation according to this pulling force size, so that the electrode contact blade of float electrode (73) contacts conducting with different fixed electrode assembly (8).
4. described sectional closing-up formula pull switch one of according to claim 1-3, it is characterized in that, described fixed electrode assembly (8) comprises electrode tip holder (81), fixed electrode contact (82), contact screw (83) and weld tabs (84), wherein, described fixed electrode contact (82) is arranged on the relative two sides of electrode tip holder (81) with weld tabs (84), and fixing by this contact screw (83), so that fixed electrode contact (82) and weld tabs (84) mutual conduction, this fixed electrode contact (82) be used for float electrode assembly (7) on activity electrode contact blade contact conducting.
5. described sectional closing-up formula pull switch one of according to claim 1-3, it is characterized in that, in described a plurality of fixed electrode assemblies (8) one of them is public electrode, weld tabs wherein (84) is connected with external circuit, and the fixed electrode contact (82) in this fixed electrode assembly (8) remains in pull bar (71) moving process with an activity electrode contact blade of float electrode assembly (7) and contacts conducting.
6. described sectional closing-up formula pull switch one of according to claim 1-3, it is characterized in that, the activity electrode contact blade of described float electrode assembly (7) contacts the pulling force size of selecting to pass through to apply and switches with the fixed electrode contact of fixed electrode assembly (8), the pulling force size that namely applies is in a segment limit time, activity electrode contact blade contacts conducting with one of them fixed electrode contact, and activity electrode contact blade switches to another fixed electrode contact and contacts conducting in the time of in another segment limit.
7. sectional closing-up formula pull switch according to claim 4 is characterized in that, described fixed electrode contact (82) is
Type structure, described activity electrode contact blade are list structure, with this
The sliding contact of type structure.
8. described sectional closing-up formula pull switch one of according to claim 1-3, it is characterized in that, described pull switch also has lid (2) and box body (1), and wherein said lid (2) covers on box body (1), the inner cavity that forms, described switch matrix (3) is contained in this cavity.
9. one of according to claim 1-3 described sectional closing-up formula pull switch is characterized in that, the activity electrode contact blade quantity on the described float electrode (73) is four, upwards arranges to Symmetric Orthogonal perpendicular to pull rod shaft in cylindrical shell week.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202731559U CN202695244U (en) | 2012-06-11 | 2012-06-11 | Segmental connecting type pull switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202731559U CN202695244U (en) | 2012-06-11 | 2012-06-11 | Segmental connecting type pull switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202695244U true CN202695244U (en) | 2013-01-23 |
Family
ID=47550824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202731559U Withdrawn - After Issue CN202695244U (en) | 2012-06-11 | 2012-06-11 | Segmental connecting type pull switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202695244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102737894A (en) * | 2012-06-11 | 2012-10-17 | 湖北三江航天红林探控有限公司 | Sectional switch-on type tension switch |
-
2012
- 2012-06-11 CN CN2012202731559U patent/CN202695244U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102737894A (en) * | 2012-06-11 | 2012-10-17 | 湖北三江航天红林探控有限公司 | Sectional switch-on type tension switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130123 Effective date of abandoning: 20141217 |
|
| RGAV | Abandon patent right to avoid regrant |