CN109870093A - For measuring the device of the occlusion depth of dynamic/static contact - Google Patents
For measuring the device of the occlusion depth of dynamic/static contact Download PDFInfo
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- CN109870093A CN109870093A CN201711249579.5A CN201711249579A CN109870093A CN 109870093 A CN109870093 A CN 109870093A CN 201711249579 A CN201711249579 A CN 201711249579A CN 109870093 A CN109870093 A CN 109870093A
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Abstract
Embodiment of the disclosure provides a kind of for measuring the device of the occlusion depth between the moving contact of breaker and static contact.The device includes base portion, including insertion part, and insertion part is adapted for insertion into the moving contact arm of support moving contact, and insertion part includes first end；Movable part is movably disposed in base portion, and is suitable for mobile towards first end when moving contact is mobile towards static contact；And locked component, it is coupled to base portion, and be suitable for locking movable part to prevent movable part mobile far from first end.
Description
Technical field
Embodiment of the disclosure relates generally to measuring device, and more particularly relates to the dynamic touching of measurement breaker
Head with the device for being engaged depth between static contact.
Background technique
Switchgear and equipment therein usually require periodic maintenance.For example, sometimes for replace or reequip these equipment with
Obtain better performance.As an example, usually there is multipair moving contact and static contact for the breaker in switchgear.Disconnected
During road device is loaded into switchgear, for example, when to being transformed using the breaker of several years, the moving contact of breaker with it is quiet
Occlusion depth between contact is very important parameter.
Under normal circumstances, switchgear carries the panel of static contact since use for a long time might have some deformations.This
Outside, some differences are constantly present between multipair moving contact and static contact.Therefore, may occur not between moving contact and static contact
Correctly occlusion, such as the occlusion depth of mistake.This may result in the personal injury under circuit breaker failure or serious condition.Example
Such as, incorrect occlusion may cause resistance between moving contact and static contact and increase, to make the temperature between them be more than
Safe temperature range.This can make breaker premature breakdown or cause fire risk.
Therefore, can accurately determine the occlusive state between moving contact and static contact is desired to be also important.
Summary of the invention
Embodiment of the disclosure provides a solution, for providing for measuring between moving contact and static contact
Occlusion depth device, to ensure correctly to be engaged and accurately obtain occlusive state.
In the disclosure in a first aspect, providing a kind of for measuring the occlusion between the moving contact of breaker and static contact
The device of depth.The device includes base portion, including insertion part, and insertion part is adapted for insertion into the moving contact arm of support moving contact
In, insertion part includes first end；Movable part is movably disposed in base portion, and is suitable in moving contact direction
It is mobile towards first end when static contact is mobile；And locked component, be coupled to base portion, and be suitable for locking movable part with
Prevent movable part mobile far from first end.
In some embodiments, locked component includes locking buckle, and locking buckle includes that the first locking refers to；And movable part
Multiple transverse grooves including the axial direction arrangement along movable part；Wherein the first locking, which refers to, can be inserted into multiple transverse grooves
To lock movable part in one transverse groove.
In some embodiments, locked component further includes that the second locking refers to and holding member, for by maintaining part
Part and second locking refer between applied force and by first locking refer in a transverse groove being maintained in multiple transverse grooves.
In some embodiments, each of multiple transverse grooves transverse groove includes inclined side and vertical in the axial direction
Side, wherein inclined side is suitable for referring to the first locking when movable part is mobile towards first end removing transverse groove along inclined side
And enter next transverse groove.
In some embodiments, vertical side is suitable for preventing movable part mobile far from first end.
In some embodiments, base portion includes limiting component, and limiting component one end opposite with first end is adjacent, limiting section
Part is used to provide limit for the movement of base portion towards moving contact arm.
In some embodiments, limiting component includes mounting groove, and locking buckle is pivotly coupled in mounting groove via pivot
It is interior.
In some embodiments, mounting groove includes wall relative to each other, and wherein pivot is vertically fixed between wall, and
Device further includes lid, for covering mounting groove on the direction perpendicular to axial direction.
In some embodiments, holding member is disposed between lid and wall.
In some embodiments, device further includes seal member, is disposed at first end at least partly to seal base
The inner hole in portion.
In some embodiments, device further includes elastomeric element, and elastomeric element is arranged in seal member and movable part
Between to apply compressing force therebetween.
In some embodiments, device further includes scale, scale be formed in movable part perpendicular to axial direction
On side.
In some embodiments, device further includes annular groove, and annular groove is formed on the periphery of insertion part, for receiving O
Shape circle, to provide tight fit between O-ring and moving contact arm.
In the second aspect of the disclosure, a kind of method for manufacturing device described above is provided.
In the third aspect of the disclosure, a kind of method using device described above is provided.
It should be understood that summary of the invention is not intended to determine the key or essential characteristic of embodiment of the disclosure, also simultaneously
It is not intended to for limiting the scope of the present disclosure.By following description, other features of the disclosure will be easy to understand.
Detailed description of the invention
Describe the exemplary embodiment of the disclosure, the above-mentioned purpose of the disclosure and other mesh in more detail in conjunction with the accompanying drawings
, feature and advantage will be apparent, wherein in an exemplary embodiment of the disclosure, the identical usual table of appended drawing reference
Show identical component.
Fig. 1 shows regular circuit breakers, and the enlarged view of the occlusion portion of moving contact and static contact is shown；
Fig. 2 shows the axonometric drawings of device according to an embodiment of the present disclosure；
Fig. 3 shows the side view of the device according to the embodiment of the present disclosure；
Fig. 4 shows the exploded view of device according to an embodiment of the present disclosure；
Fig. 5 shows the cross-sectional view of the Section A-A of the device according to the embodiment of the disclosure in Fig. 3；
Fig. 6 shows the enlarged drawing of the C portion of the device of the embodiment of the disclosure according to Fig. 5；
Fig. 7 shows the cross-sectional view of device according to another embodiment of the present disclosure；
Fig. 8 shows the axonometric drawing of the device according to an embodiment of the present disclosure from another angle；
Fig. 9 shows the side view of base portion according to an embodiment of the present disclosure；
Figure 10 shows the cross-sectional view in the section D-D according to the device of the embodiment of the disclosure in Fig. 9；
Figure 11 shows the view when the occlusion depth to moving contact and static contact measures；
Figure 12 shows the side view of the device according to the embodiment of the present disclosure before being inserted into the moving contact arm of breaker
Figure；
Figure 13 shows the side view of the moving contact arm of breaker；
Figure 14 shows the cross-sectional view of the section B-B of the moving contact arm of the breaker in Figure 13, wherein according to the disclosure
The device of embodiment be inserted into moving contact；
Figure 15 shows the cross section of the device according to an embodiment of the present disclosure before moving contact and static contact occlusion
Figure；And
Figure 16 shows the cross section of the device according to an embodiment of the present disclosure after moving contact and static contact occlusion
Figure.
Through attached drawing, the same or similar element is indicated using the same or similar appended drawing reference.
Specific embodiment
The disclosure is described referring now to several example embodiments.It should be appreciated that these embodiments are only for making ability
Field technique personnel better understood when and be achieved in the disclosure, rather than propose to the range of disclosed technique scheme any
The purpose of limitation describes.
As it is used herein, term " includes " and its variant will be read as meaning " including but not limited to " open
Term.Term "based" will be read as " at least based on part ".Term " one embodiment " and " embodiment " should be understood
" at least one embodiment ".Term " another embodiment " is interpreted as " at least one other embodiment ".Term " first ", " the
Two " etc. may refer to similar and different object.Other specific and implicit definition may be included below.Unless context
In addition it explicitly points out, otherwise the definition of term is consistent throughout the specification.
Fig. 1 shows regular circuit breakers, and the enlarged view of the occlusion portion of moving contact and static contact is shown.Generally
For, when moving contact and static contact are engaged, as long as the fillet surface of static contact 202 crosses the plum blossom fingertip 204 of moving contact 201
Highest point meets occlusion and requires, as shown in figure 1 shown in enlarged view.Judge whether that meeting the index that occlusion requires is to sting
Depth H is closed, occlusion depth H corresponds to the depth that static contact 202 enters the plum blossom fingertip 204 of moving contact 201.
However, as shown in Figure 1, the space between the moving contact 201 and static contact 202 of breaker 200 is usually very narrow.
Accordingly, it is determined that the moving contact 201 of breaker 200 and the occlusion depth H of static contact 202 are extremely difficult.Traditionally, operator is necessary
Visual inspection is engaged depth H to determine the occlusive state between moving contact 201 and static contact 202, this is one and is easy error
Process.In addition, the user of such as operator can not usually discover some small errors in occlusion, stung so as to cause inappropriate
It closes.Under conditions of some severe, inappropriate be engaged between moving contact 201 and static contact 202 may cause breaker event
Barrier and personal injury.
In order to carry out inspection efficiently and accurately, embodiment of the disclosure is provided for measuring breaker 200
The device 100 for being engaged depth H between moving contact 201 and static contact 202.Some show is described now with reference to Fig. 2 to Figure 10
Example property embodiment.
Fig. 2 shows the axonometric drawings of device according to an embodiment of the present disclosure；Fig. 3 is shown according to the embodiment of the present disclosure
The side view of device；Fig. 4 shows the exploded view of device according to an embodiment of the present disclosure；Fig. 5 is shown according to the sheet in Fig. 3
The cross-sectional view of the Section A-A of the device of disclosed embodiment；Fig. 6 shows the device of the embodiment of the disclosure according to Fig. 5
C portion enlarged drawing；Fig. 7 shows the cross-sectional view of device according to another embodiment of the present disclosure；Fig. 8 is shown from another
The axonometric drawing of the device according to an embodiment of the present disclosure of one angle observation；Fig. 9 shows according to an embodiment of the present disclosure
The side view of base portion；And Figure 10 shows the cross section in the section D-D according to the device of the embodiment of the disclosure in Fig. 9
Figure.
As shown in Figure 2, Figure 3 and Figure 4, base portion 101 generally comprised according to the device of the embodiment of the present disclosure 100, moved
Component 102 and locked component 103.In some embodiments, base portion 101 can be hollow cylinder comprising insertion part 111,
Insertion part 111 has first end 1110 and second end 1111 relative to each other.Insertion part 111 is inserted into the touching of branch racking
In first 201 moving contact arm 203.Wherein, first end 1110 is one end of the direction of insertion positioned at insertion part 111, and second
End 1111 is one end of the direction of insertion far from insertion part 111.
In some embodiments, the outer end face for being inserted into the movable part 102 that appropriate location is ready for measurement can be with
It is flushed with the outer end face of the plum blossom fingertip 204 of moving contact 201, as shown in figure 13.In some embodiments, removable after being plugged
The outer end face of component 102 can protrude from the outer end face of plum blossom fingertip 204 or outer end face relative to plum blossom fingertip 204 is recessed
Enter.
Movable part 102 is movably disposed in base portion 101.When moving contact 201 is mobile towards static contact 202,
That is, when static contact 202 enters the plum blossom fingertip 204 of moving contact 201 or when static contact 202 touches movable part
When 102, with continuing to move to for moving contact 201, movable part 102 can be mobile towards first end 1110.Locked component 103
It is coupled to base portion 101, and movable part can be locked to prevent movable part mobile far from first end 1110.
It should be understood that in accordance with an embodiment of the present disclosure, movable part 102 is as moving contact 201 is towards static contact
202 movement and synchronizing moving.In this way, when moving contact 201 reaches final occlusal position, as shown in figure 11, touching is moved
The depth H that is engaged between first 201 and static contact 202 can be by the first end 1110 of inspection movable part 102 and base portion 101
Between relative distance accurately determine.In this way it is possible to ensure appropriately stinging between moving contact 201 and static contact 202
Close, it further ensures that breaker 200 using safe.
In some embodiments, as shown in figure 5, base portion 101 further includes limiting component 112, limiting component 112 and insertion section
The second end 1111 of part 111 is adjacent.In some embodiments, limiting component 112 and insertion part 111 are integrally formed.Example
Such as, by way of machining or molding.In some other embodiment, limiting component 112 and insertion part 111 can also be with
It is separately formed, and is bonded together to form overall structure by modes such as welding well known in the art.
In some embodiments, contact arm 203 has the centre bore 205 for holding device 100.Insertion part 111 is inserted
Enter into inner hole 119.Limiting component 112 is used to provide limit for the movement of base portion 101 towards moving contact arm 203.Wherein, it limits
Refer to after base portion 101 is moved a certain distance towards moving contact arm 203, for example, when limiting component 112 contacts moving contact arm
When 203 outer end face, limiting component 112 can prevent base portion 101 further mobile towards moving contact arm 203.Energy is set in this way
Enough it is further ensured that the accuracy of measurement.
In some embodiments, as shown in figs, limiting component 112 can be formed as polygon, such as square
Or hexagon, instrumental purpose can be made to facilitate base portion 101 to be inserted into centre bore 205 in limiting component 112 or from center
It is taken out in hole 205.
In some embodiments, it could be formed with scale 122 on the side of movable part 102.By scale 122,
The user of such as operator can by read scale 122 on numerical value intuitively and be readily determined moving contact 201 with it is quiet
Occlusion depth H between contact 202.As noted-above, in some embodiments, appropriate location is inserted into be ready for
The outer end face of the movable part 102 of measurement can be flushed with the outer end face of the plum blossom fingertip 204 of moving contact 201.In this feelings
Under condition, initial value when scale 122 can be started to mobile is set as 0mm, then shows on obtained scale 122 after a measurement
The size shown is to be engaged depth H.
In some embodiments, the outer end face for being plugged the movable part 102 of preparation measurement can protrude from plum blossom fingertip
204 outer end face or outer end face relative to plum blossom fingertip 204 are recessed.In such a case, it is possible to the initial of scale 122
Value could be adjusted to the display for keeping measurement result appropriate occlusion depth H.For example, being plugged the movable part for preparing measurement
In the case where the recessed 5mm of outer end face of 102 outer end face relative to plum blossom fingertip 204, the initial value of scale 122 can be arranged
For 5mm, then the size shown on obtained scale 122 after a measurement is to be engaged depth H.
As shown in Figure 4 and Figure 5, in some embodiments, movable part 102 can be cylindrical.In movable part
Axial direction " D " on, multiple transverse grooves 108 can be formed on the side (referred to as " the first side ") of movable part 102.?
In some embodiments, scale 122 is formed in opposite side (referred to as " second side "), thus provides intuitive occlusion depth for operator
H。
In some embodiments, referring to Fig. 8, second side can be ground or be machined into plane in order to form scale
122.Inner hole 119 and the adjacent side of second side are also correspondingly processed to plane, in this way can be processed into the of plane
Two sides cooperation, to prevent movable part 101 from overturning in inner hole 119.In some embodiments, inner hole 119 can only have
The side of a part is processed to plane, this will be described in detail in embodiment below.
It should be understood that in some cases, scale 122 can be omitted.For example, in some embodiments, transverse groove 108
It may be used as scale, without independently forming scale.
In some embodiments, locked component 103 include tool there are two locking refer to locking buckle 104 (for the ease of discuss,
Be referred to as the first locking refer to 105 and second locking refer to 106).As shown in figure 4, first locking refer to 105 and second locking refer to 106
It is formed on the opposite end of locking buckle 104.As shown in fig. 6, the first locking refers to that 105 are inserted into multiple transverse grooves 108
In one transverse groove, movable part 102 is locked.Therefore, occlusion depth H can be kept, so that operation
Person can determine occlusive state by reading the occlusion depth H on scale 122.
With reference to Fig. 5 and Fig. 6, in some embodiments, the first locking refers to that 105 can be by the maintaining part of locked component 103
Part 107 and be maintained in any one transverse groove 108.Specifically, in these embodiments, the first locking refers to 105 by by protecting
It holds component 107 and is applied to the second locking and refer to 106 power " F " and be held in place.In some embodiments, power " F " can be
It is applied to the attraction that the second locking refers to 106.For example, when the measurement is finished, i.e., when moving contact 201 reaches final occlusal position
When, the first locking refers to that 105 can be maintained in corresponding transverse groove 108.Correspondingly, scale 122 is held for user's (example
Such as operator) it reads.
Holding member 107 may be implemented as being suitable for attraction being applied to any machine appropriate that the second locking refers to 106
Structure.For example, in some embodiments, holding member 107 may include magnetic element, and the second locking refers to 106 can be can
The material attracted by magnetic element, such as iron or steel.Therefore, power " F " can by make magnetic element attract second locking refer to 106 come
Apply.Alternatively or additionally, in some embodiments, holding member 107 may include that can provide attraction to holding member 107
Elastic element, such as spring.
In some embodiments, locking buckle 104 may be pivotably coupled to the limiting component 112 of base portion 101.More specifically,
As shown in figure 4, in some embodiments, locking buckle 104 can be pivotly coupled in by pivot 115 and be formed in limiting component
In mounting groove 114 in 112.Therefore, holding member 107 forms lever, and the fulcrum of the lever is at pivot 115.With this side
Formula is applied to the second locking and refers to that 106 power " F " enables to the first locking to refer to that 105 are inserted into transverse groove 108.In some realities
It applies in example, pivot 115 can be the bolt coupled with nut 124, as shown in Figure 4.Therefore, by the way that nut 124 is coupled to spiral shell
On bolt, locking buckle 104 can be easily assembled.It should be understood of course that pivot 115 can take other forms, such as riveting
Nail etc..
When operator is when the side opposite with power " F " presses up the second locking and refer to 106, the first locking refers to can be from transverse groove
108 remove.This allows movable part 102 to move freely along base portion 101.By this method, operator can pass through pressing the
Two lockings refer to that 106 come so that movable part returns to initial position after the measurement, this will be described in detail below.
In practice, it may be desirable to prevent movable part 102 to be moved to opposite direction to prevent the survey of mistake
Amount.In other words, movable part 102 only should be moved unidirectionally during measurement.For this purpose, in some embodiments, transverse groove
108 can respectively include inclined side 109 and vertical side 110 relative to each other on the axial direction " D " of movable part 102.
For example, as shown in fig. 6, inclination, which surveys 109, can be the side far from first end 1110.In this way, when movable part 102
When mobile towards first end 1110, the first locking refers to that 105 can survey 109 from a removal of transverse groove 108 and be entered along inclination
Next transverse groove.
On the other hand, vertical side 110 can prevent movable part 102 mobile far from first end 1110.In other words, it moves
Component 102 can only move in one direction in measurement process, so that the occlusion depth after measurement can be kept.Cause
This, it can be ensured that the accuracy of measurement.
In some embodiments, mounting groove 114 can have wall 116 relative to each other.It can be formed on each wall 116
Hole 125, for passing through pivot 115.In some embodiments, in order to be covered on the direction perpendicular to axial direction " D "
Lid 117 can be set in mounting groove 114.In some embodiments, lid 117 can be tool there are two vertical edge and therebetween flat
The U-shaped member on smooth surface.In some embodiments, each of two vertical edges are all formed through opening 126 therein.
Mounting groove can be covered by the flat surfaces of lid 117.Meanwhile the vertical edge of lid 117 can be with the outside of covering wall 116
At least part, split shed 126 and hole 125 are concentric.In this way, lid 117 can be fixed on peace via pivot 115
On the wall 116 of tankage 114.
In some embodiments, as shown in figure 4, holding member 107 can be arranged between lid 117 and wall 116.With this
Mode, holding member 107 are limited by lid 117 and wall 116.In some embodiments, in the appropriate location of wall 116 (such as wall 116
Exterior angle) recess 127 can be formed.The shape of recess 127 can be matched with the shape of holding member 107, so that holding member
107 opposite end can be placed on it in the recess 127 of side.
In operation, as shown in Figure 12 to Figure 16, before measuring, operator can be by the insertion part 111 of base portion 101
It is inserted into the centre bore 205 of moving contact arm 203.After being inserted into predetermined position, limiting component 112 can prevent base portion 101
It is further mobile towards moving contact arm 203.
Limiting component 112 can dimensionally be greater than the centre bore 205 of moving contact arm 203.In this way, base portion 101 can be by
It is limited in the position that limiting component 112 reaches the outer end of centre bore 205.In some embodiments, insertion part 111 can have
Substantially uniform diameter is slightly less than the diameter of centre bore 205.In this way, insertion part 111 is inserted into centre bore 205.
In addition, one or more O-rings 121 can in order to realize the tight fit between insertion part 111 and centre bore 205
To be arranged on the periphery of insertion part 111.The diameter of O-ring 121 can be slightly larger than the diameter of centre bore 205, to prevent
Insertion part 111 or even whole device 100 are skidded off from centre bore 205.
In some embodiments, one or more annular grooves 120 can be formed on the periphery of insertion part 111.With this
Mode, O-ring 121 can be accepted in annular groove 120, so as to prevent O-ring 121 along the meaning of the periphery of base portion 101
Outer movement.
It should be understood that base portion 101 can also be inserted into centre bore with the other modes in addition to aforesaid way
In 105.Only as an example, in some embodiments, external screw thread (not shown) can be formed in the outside of insertion part 111, and
And internal screw thread can be formed on the inner periphery of centre bore 105.In this way, base portion 100 is by being screwed to center for insertion part 111
Hole 105 and be inserted into centre bore 105.However, it should be understood that base portion 101 can pass through any other side appropriate
Formula is inserted into centre bore 105.
As described above, base portion 101 can be hollow cylinder, and there is the inner hole for receiving movable part 101
119.In some embodiments, seal member 118 can be arranged at first end 1110 at least partly to seal inner hole 119.
As shown in figure 5, in some embodiments, elastomeric element 123 is disposed in seal member 118 and movable part
Between 102, to apply compressing force therebetween.In this way, after measurement terminates, refer to 112 by the second locking of pressing, it can
Moving parts 102 can be ejected out to initial position due to compressing force.Only in an illustrative manner, elastomeric element 123 can be
Compressed spring.It should be appreciated, however, that elastomeric element 123 can take other forms.Movable part 102 is in quilt in order to prevent
Compressing force falls off when being discharged from inner hole 119, and movable part 102 can form anti-delinking part 128 at one end in some embodiments.
In some embodiments, anti-delinking part 128 can be formed on the side neighbouring with seal member of movable part 102.Upper
Plane can be processed into the side of movable part 102 in order to which scale 122 is arranged by describing in the embodiment in face.At these
In embodiment, anti-delinking part 128 can be the part that movable part 102 is not processed plane, as shown in Fig. 5 or Fig. 7.
In addition, in some embodiments, inner hole 119 is corresponding to limiting component 112 as from shown in Fig. 8, Fig. 9 and Figure 10
Part can be communicated with mounting groove 114.In other words, the part that inner hole 119 corresponds to limiting component 112 is prolonging for mounting groove 114
Long part.In addition, in some embodiments, the bottom surface of the only part of inner hole 119 is arranged to plane, with movable part
102 planar side cooperation, to prevent movable part 102 from overturning in inner hole 119.In these embodiments, inner hole 119
The side of part corresponding with insertion part 111 can not be processed into plane, as shown in Figure 9 and Figure 10.Setting can have in this way
While avoiding movable part 102 that unnecessary overturning occurs in inner hole 119 to effect, additionally it is possible to reduce adding for base portion 101
The assembly intensity of work intensity and whole device 100.
It should be understood that in the above embodiments, the part that inner hole 119 corresponds to limiting component 112 has and peace
The identical width of tankage 114 is less than the diameter that inner hole 119 corresponds to the part of insertion part 111.Can effectively it make in this way
The anti-delinking part 128 of movable part 102 is limited, to prevent movable part 102 from skidding off.
In some embodiments, as shown in fig. 7, elastomeric element 123 can also be omitted, and in the periphery of anti-delinking part 128
Upper setting O-ring 129.The outer diameter of the O-ring 129 can be slightly larger than the diameter of inner hole 119, in O-ring 129 and inner hole 119
Between tight fit is provided.By this method, movable part 102 may remain in any position appropriate in inner hole 119, and survey
By 102 pull of movable part to initial position after the completion of amount.
When use device 100, device 100 can be inserted into the center of moving contact arm 203 by the user of such as operator
In hole 205, until limiting component 112 reaches the outer end of centre bore 205.Due to tight fit between O-ring and centre bore 205, dress
It sets 100 and is positively retained at appropriate location, as shown in Figure 13 and Figure 14.In this way, device 100 is ready to measure,
As shown in figure 15.
Then, breaker 200 can be loaded into switchgear, and thus static contact 202 enters the plum blossom touching of moving contact 201
When referring to 204 or when static contact 202 touches movable part 102, moving contact 201 is continued to move to until in place.It crosses herein
Cheng Zhong, movable part 102 is mobile towards first end 1110 with the movement of moving contact arm 203, as shown in figure 16.In moving contact
After 201 is in place, movable part 102 is locked the locking of component 103 to check.
Next, breaker 200 is removed from switchgear, so that moving contact 201 be made to remove interface 206.It then will dress
It sets 100 to pull out or back-out from centre bore 205, may then pass through and check scale 122 to determine moving contact 201 and static contact 202
Between occlusion depth H.Later, operator can press the second locking and refer to 106 to discharge movable part 102, with prepare into
Row measures next time.
Can be seen that from above-described embodiment of the disclosure can precisely and easily obtain according to the device 100 of the disclosure
The occlusive state of moving contact 201 and static contact 202.This assures the use of breaker 200 and electric appliance in connection peaces
Entirely.
It should be understood that the embodiment in detail above of the disclosure is just for the sake of illustration or the original of the explanation disclosure
Reason, rather than limit the disclosure.Therefore, it is done within the spirit and principles of the present invention it is any modification, equivalent substitute with
And improve etc., it should all be included in the protection scope of the present invention.Meanwhile disclosure the attached claims are intended to cover and fall into
The all changes and modification of the range and boundary of the scope of the claims and the equivalent substitute on boundary.
Claims (15)
1. one kind is for measuring the device of the occlusion depth between the moving contact (201) of breaker (200) and static contact (202)
(100), comprising:
Base portion (101), including insertion part (111), the insertion part (111) are adapted for insertion into the support moving contact
(201) in moving contact arm (203), the insertion part (111) includes first end (1110)；
Movable part (102) is movably disposed in the base portion (101), and is suitable in the moving contact (201)
It is mobile towards the first end (1110) when mobile towards the static contact (202)；And
Locked component (103) is coupled to the base portion (101), and is suitable for locking the movable part (102) to prevent
It is mobile far from the first end (1110) to state movable part (102).
2. the apparatus according to claim 1 (100),
Wherein the locked component (103) includes locking buckle (104), and the locking buckle (104) includes that the first locking refers to (105)；
And
The movable part (102) includes multiple transverse grooves that the axial direction (D) along the movable part (102) is arranged
(108)；
Wherein first locking refers in a transverse groove that (105) can be inserted into the multiple transverse groove (108) to lock
State movable part (102).
3. the apparatus of claim 2 (100),
Wherein the locked component (103) further includes that the second locking refers to (106) and holding member (107), for by institute
It states holding member (107) and second locking refers to applied force (F) between (106) and first locking is referred to that (105) are kept
In a transverse groove in the multiple transverse groove (108).
4. device (100) according to claim 3,
Wherein each transverse groove in the multiple transverse groove (108) on the axial direction (D) include inclined side (109) and
Vertical side (110)；
Wherein the inclined side (109) is suitable for making when the movable part (102) is mobile towards the first end (1110)
First locking refers to that (105) remove transverse groove along the inclined side (109) and enter next transverse groove.
5. device (100) according to claim 4,
Wherein the vertical side (110) is suitable for preventing the movable part (102) mobile far from the first end (1110).
6. device (100) according to claim 4,
Wherein the base portion (101) further includes limiting component (112), the limiting component (112) and the first end (1110)
Opposite one end is adjacent, and the limiting component (112) is used to be the shifting of the base portion (101) towards the moving contact arm (203)
It is dynamic that limit is provided.
7. device (100) according to claim 6,
Wherein the limiting component (112) includes mounting groove (114), the locking buckle (104) via pivot (115) pivotly
It is coupled in the mounting groove (114).
8. device (100) according to claim 7,
Wherein the mounting groove (114) includes wall relative to each other (116), wherein the pivot (115) is vertically fixed on institute
It states between wall (116), and
Described device (100) further includes lid (117), for described in the covering on the direction perpendicular to the axial direction (D)
Mounting groove (114).
9. device (100) according to claim 8,
Wherein the holding member (107) is disposed between lid (117) and the wall (116).
10. the apparatus according to claim 1 (100), further includes:
Seal member (118), is disposed in the first end (1110) and sentences and at least partly seal the interior of the base portion (101)
Hole (119).
11. device (100) according to claim 10, further includes:
Elastomeric element (123), the elastomeric element (123) are arranged in the seal member (118) and the movable part
(102) to apply compressing force therebetween between.
12. the apparatus of claim 2 (100), further includes:
Scale (122), the scale (122) be formed in the movable part (102) perpendicular to the axial direction (D)
On side.
13. device (100) according to claim 5, further includes:
Annular groove (120), the annular groove (120) are formed on the periphery of the insertion part (111), for receiving O-ring
(121), to provide tight fit between the O-ring (121) and the moving contact arm (203).
14. a kind of method of manufacture device (100) according to claim 1 to 13.
15. a kind of method using device according to claim 1 to 13 (100).
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| CN201711249579.5A CN109870093B (en) | 2017-12-01 | 2017-12-01 | Device for measuring engagement depth of moving and static contacts |
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| CN201711249579.5A CN109870093B (en) | 2017-12-01 | 2017-12-01 | Device for measuring engagement depth of moving and static contacts |
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| CN109870093A true CN109870093A (en) | 2019-06-11 |
| CN109870093B CN109870093B (en) | 2022-04-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097708A (en) * | 2020-09-07 | 2020-12-18 | 贵州电网有限责任公司 | Cubical switchboard dolly contact overtravel measuring device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109870093B (en) | 2022-04-19 |
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