CN209517624U - Wiring board and controller with safety creepage distance - Google Patents
Wiring board and controller with safety creepage distance Download PDFInfo
- Publication number
- CN209517624U CN209517624U CN201822118534.0U CN201822118534U CN209517624U CN 209517624 U CN209517624 U CN 209517624U CN 201822118534 U CN201822118534 U CN 201822118534U CN 209517624 U CN209517624 U CN 209517624U
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- Prior art keywords
- wiring board
- insulating part
- creepage distance
- fluting
- electronic component
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Abstract
The utility model discloses a kind of wiring board and controller with safety creepage distance, the wiring board with safety creepage distance includes: wiring board ontology, equipped at least two spaced electronic components, the wiring board ontology is additionally provided at least one fluting, and the fluting is between the two neighboring electronic component；Insulating part is set in the fluting.On the basis of wiring board provided by the utility model with safety creepage distance is intended to not change wiring board outer dimension, increase the electric clearance and creepage distance between electronic component.
Description
Technical field
The utility model relates to controller equiment technical field, in particular to a kind of wiring board with safety creepage distance
With the controller using the wiring board with safety creepage distance.
Background technique
In household electrical appliance and other electrical equipments, usually need to protect between electronic component and electronic circuit on control panel
Demonstrate,prove certain electric clearance and creepage distance, come guarantee user use when safety, but in some electrical equipments usually because
For cost factor or apparent size factor etc., the wiring board shape in controller is too small, leads to the electronic component on wiring board
And electric clearance between electronic circuit and creepage distance are unable to satisfy requirement, so now in the urgent need to address this because of line
Road plate outer dimension is too small and leads to electric clearance between electronic component and electronic circuit and the too small problem of creepage distance.
Utility model content
The main purpose of the utility model is to provide a kind of wiring board with safety creepage distance, it is intended to not change route
On the basis of plate outer dimension, increase the electric clearance and creepage distance between electronic component.
To achieve the above object, the utility model proposes the wiring board with safety creepage distance, comprising:
Wiring board ontology, is equipped at least two spaced electronic components, and the wiring board ontology is additionally provided at least
One fluting, the fluting is between the two neighboring electronic component；
Insulating part is set in the fluting.
Further, it defines the insulating part and protrudes the vertical height of the wiring board body surface for L1, described in definition
The maximum height of electronic component and the wiring board body surface is L2, L1 > L2.
Further, define the insulating part with a thickness of d, 1mm≤d≤1.5mm.
Further, the insulating part is mylar film.
Further, the surface of the insulating part is provided with several spaced grooves.
Further, the trapezoidal slot of the fluting or dovetail groove, the end of the insulating part being contained in the fluting
It is set as and the matched shape of fluting.
Further, alternative one is equipped with limiting slot in the end of the inner wall of the fluting and the insulating part, in the two
It is another be equipped with positive stop lug boss, the insulating part passes through the cooperation of the positive stop lug boss and the limiting slot and fluting company
It connects.
Further, the wiring board ontology includes the first surface and second surface being oppositely arranged, the electronics member device
Part penetrates through the wiring board ontology setting, and in the through-hole for penetrating through the wiring board ontology, the insulating part is arranged in the fluting
In the through-hole；
The vertical height of the prominent first surface of the insulating part is greater than the electronic component in the first surface
Maximum height；And/or the vertical height of the prominent second surface of the insulating part is greater than the electronic component in described
The maximum height of second surface.
Further, the wiring board with safety creepage distance further includes shell, and the shell has installation cavity, institute
It states wiring board ontology and the insulating part is contained in the installation cavity；
The inner wall of the installation cavity is equipped with two fixing grooves being oppositely arranged, and the both ends of the wiring board ontology accommodate and limit
In two fixing grooves；And/or the inner wall of the installation cavity is equipped with locating slot, the insulating part is far from the route
One end of plate ontology accommodates and is limited in the locating slot.
The utility model also proposes a kind of controller, including the wiring board with safety creepage distance described above.
The wiring board with safety creepage distance of technical solutions of the utility model is opened by being arranged on assist side ontology
Slot makes fluting between two neighboring electronic component, thus increase the creepage distance between two neighboring electronic component,
The interference between two neighboring electronic component is effectively reduced；Further, by the way that insulating part is arranged in fluting, to realize
Increase the electric clearance and creepage distance between two neighboring electronic component and between electronic component and route, guarantees line
The safety in utilization of road plate.The wiring board with safety creepage distance of the utility model is not changing wiring board outer dimension
On the basis of, increase the electric clearance and creepage distance between electronic component.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram for the wiring board embodiment one that the utility model has safety creepage distance；
Fig. 2 is the structural schematic diagram for the wiring board embodiment two that the utility model has safety creepage distance；
Fig. 3 is the decomposition diagram for the wiring board embodiment three that the utility model has safety creepage distance；
Fig. 4 is the diagrammatic cross-section for the wiring board example IV that the utility model has safety creepage distance；
Fig. 5 is the structural schematic diagram for the wiring board embodiment five that the utility model has safety creepage distance.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, it can also
To be electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage
Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.In addition, the skill between each embodiment
Art scheme can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when technical solution
It will be understood that the combination of this technical solution is not present in conjunction with there is conflicting or cannot achieve when, also not in the utility model
It is required that protection scope within.
The utility model proposes a kind of wiring board 100 with safety creepage distance is applied to the equipment such as controller.
Incorporated by reference to referring to figs. 1 to Fig. 5, in the utility model embodiment, this has the wiring board 100 of safety creepage distance
Including wiring board ontology 10 and insulating part 20, wherein wiring board ontology 10 is equipped at least two spaced electronic components
11, wiring board ontology 10 is additionally provided at least one fluting 12, and fluting 12 is between two neighboring electronic component 11；Insulating part
20 are set in fluting 12.
It should be understood that wiring board ontology 10 is in the form of sheets or plate, concrete shape structure are arranged according to actual needs, herein
Without limitation.In the present embodiment, the settable two or more electronic components 11 according to actual needs of wiring board ontology 10.
In order to ensure the safe handling of wiring board 100, wiring board ontology 10 is set between two neighboring electronic component 11
It is equipped with fluting 12, to increase the creepage distance between two neighboring electronic component 11, effectively to reduce two neighboring electronics
Interference between component 11 or route.
In order to further increase the safe handling of wiring board 100, as shown in Figure 1 to Figure 5, wherein, in the present embodiment, wiring board
Insulating part 20 is provided in the fluting 12 of ontology 10.By the way that insulating part 20 is arranged, to effectively increase two neighboring electronic component
Electric clearance and creepage distance between 11, so that the interference between two neighboring electronic component 11 or route is effectively reduced,
Improve the safety in utilization of wiring board 100.The wiring board 100 with safety creepage distance of the utility model is not changing route
On the basis of plate outer dimension, increase the electric clearance and creepage distance between electronic component 11.
The wiring board 100 with safety creepage distance of the utility model is by being arranged fluting on assist side ontology 10
12, make fluting 12 between two neighboring electronic component 11, to increase climbing between two neighboring electronic component 11
The interference between two neighboring electronic component 11 is effectively reduced in electrical distance；Further, it is insulated by being arranged in fluting 12
Part 20 increases between two neighboring electronic component 11 and the electric clearance between electronic component 11 and route to realize
And creepage distance, guarantee the safety in utilization of wiring board 100.
Further, as shown in Figures 1 to 5, in the present embodiment, prominent 10 surface of wiring board ontology of insulating part 20 is defined
Vertical height be L1, the maximum height for defining electronic component 11 and 10 surface of wiring board ontology is L2, L1 > L2.
It should be understood that being increased by the vertical height L1 on prominent 10 surface of wiring board ontology of setting insulating part 20 with realizing
Electric clearance and creepage distance between big two neighboring electronic component 11.In the present embodiment, the prominent route of insulating part 20
The vertical height L1 on 10 surface of plate ontology changes according to electronic component 11 and the maximum height L2 on 10 surface of wiring board ontology,
That is electronic component 11 and the maximum height L2 on 10 surface of wiring board ontology is bigger, prominent 10 surface of wiring board ontology of insulating part 20
Vertical height L1 it is also bigger.It so may be implemented on the basis of not changing 100 outer dimension of wiring board, increase electronic component
Electric clearance and creepage distance between 11.
In the present embodiment, according to the different model of electronic component 11, then two neighboring electronic component 11 is electrical
Also each portion is identical in gap, such as the electric clearance of two neighboring electronic component 11 can be not less than 2.5mm or 3.2mm,
This is without limitation.
Further, as shown in Figures 1 to 5, in the present embodiment, define insulating part 20 with a thickness of d, 1mm≤d≤
1.5mm.Preferably, the thickness d of insulating part 20 can be 1mm, 1.1mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm.
It should be understood that the thickness of insulating part 20 cannot be blocked up, mistake in order to guarantee not change 100 outer dimension of wiring board
It is thick then the notch of fluting 12 is made on wiring board ontology 10 to become larger, to influence having for electronic component 11 on wiring board ontology 10
Imitate mounting area.The thickness of insulating part 20 also can not be excessively thin, and the excessively thin insulating part 20 that will will lead to is easily damaged or damaged, to drop
The yields of low wiring board 100 and increase production cost etc..
In this embodiment, it is preferred that insulating part 20 is mylar film.It should be understood that insulating part 20 can also be with other tools
There are sheet made of insulation performance material or plate structure, it is not limited here.
Further, as shown in Figure 1 and Figure 5, in this embodiment, the surface of insulating part 20 is provided with several spaced
Groove 21.It should be understood that several grooves 21 the surface of insulating part 20 in parallel interval be arranged, the extending direction of groove 21 with
The surface of wiring board ontology 10 is set in parallel, so can effectively increase between two neighboring electronic component 11 climb electricity away from
From.
Preferably, several grooves 21 form concave-convex wavy shaped configuration on the surface of insulating part 20.Certainly, in other implementations
In example, the surface of insulating part 20 can also be convexly equipped with several spaced fins, and several fins are on the surface of insulating part 20 in flat
Row interval setting can also so form concave-convex wavy shaped configuration, it is not limited here on the surface of insulating part 20.
Further, as shown in Fig. 2, in the present embodiment, slot 12 trapezoidal slots or dovetail groove, the receiving of insulating part 20
It is set as and 12 matched shapes of fluting in the end in fluting 12.It should be understood that 12 being set as dovetail groove by that will slot
Or dovetail groove, and by insulating part 20 be contained in fluting 12 in end be set as with fluting 12 matched shapes, can so have
Effect improves the mounting stability of insulating part 20.Be conducive to increase the creepage distance of two neighboring electronic component 11 simultaneously.
In other embodiments, insulating part 20 can also be fixedly installed in fluting 12, such as pass through the side such as viscose, welding
The mounting stability of wiring board 100 so can be improved in formula；Certainly, insulating part 20 can also be removably installed in fluting 12, example
It is such as connected by a snap, mating mode, can so be conducive to the processing of wiring board ontology 10 and insulating part 20, mention
The installation effectiveness of elevated track plate 100.
Further, in order to which being detachably connected for wiring board ontology 10 and insulating part 20 is better achieved, in the present embodiment
In, alternative one is equipped with limiting slot 14 in slot 12 inner wall and the end of insulating part 20, another equipped with limit convex in the two
Platform 22, insulating part 20 are connect by the cooperation of positive stop lug boss 22 and limiting slot 14 with fluting 12.
It should be understood that as shown in Figure 3 and Figure 5, in the present embodiment, slot 12 inner wall be equipped with limiting slot 14, insulation
The end of part 20 is equipped with positive stop lug boss 22, and insulating part 20 is detachable by the cooperation of positive stop lug boss 22 and limiting slot 14 and fluting 12
Connection.Certainly, in other embodiments, can also be realized by other detachable connection methods, it is not limited here.
As shown in Figures 1 to 5, in the present embodiment, wiring board ontology 10 includes the first surface 10a that is oppositely arranged and the
Two surface 10b.The mode that patch can be used in the electronic component 11 of wiring board ontology 10 is arranged on assist side ontology 10, such as schemes
1, to shown in Fig. 3 namely electronic component 11 has no through wiring board ontology 10, is only convexly equipped in first surface 10a or second surface
10b；
Certainly, assist side ontology 10 is arranged in the mode that inserted sheet can also be used in the electronic component 11 of wiring board ontology 10
On, as shown in Figure 4 and Figure 5 namely electronic component 11 penetrates through wiring board ontology 10 and is arranged, and the both ends of electronic component 11 are prominent
In first surface 10a and second surface 10b.The electronic component 11 of wiring board ontology 10 is selected in different set according to actual needs
Mode is set, it is not limited here.
In order to be suitable on wiring board ontology 10 using the electronic component 11 of different set-up modes setting, it is ensured that effectively increase
The electric clearance and creepage distance of big two neighboring electronic component 11, as shown in Figure 4 and Figure 5, in the present embodiment, fluting 12
It is provided between two neighboring electronic component 11 in the through-hole 13 namely wiring board ontology 10 of perforation wiring board ontology 10 logical
Hole 13, insulating part 20 are arranged in through-hole 13.So that 20 both ends of insulating part protrude from first surface 10a and second surface
10b namely insulating part 20 are between two neighboring electronic component 11, to effectively increase two neighboring electronic component 11
Between electric clearance and creepage distance.
As shown in Figure 4 and Figure 5, in the present embodiment, the vertical height of the prominent first surface 10a of insulating part 20 is greater than electronics
Component 11 so can ensure that two electronic components 11 for protruding from first surface 10a in the maximum height of first surface 10a
Between electric clearance and creepage distance.
Further, the vertical height of the prominent second surface 10b of insulating part 20 is greater than electronic component 11 in second surface
The maximum height of 10b so can ensure that the electric clearance protruded between two electronic components 11 of second surface 10b and climb
Electrical distance.
In order to guarantee mounting stability of the insulating part 20 in through-hole 13, can lead between insulating part 20 and the inner wall of through-hole 13
The modes such as viscose, welding are crossed to achieve a fixed connection；Certainly, in other embodiments, insulating part 20 can also be used with through-hole 13
Detachable connection method connection, such as the modes such as it is connected by a snap, is mating.
Optionally, as shown in figure 5, in the present embodiment, the inner wall of through-hole 13 is equipped with limiting slot 14, insulating part 20 is equipped with limit
Position boss 22, insulating part 20 are detachably connected by the cooperation of positive stop lug boss 22 and limiting slot 14 with fluting 12.Certainly, at other
In embodiment, it can also be realized by other detachable connection methods, it is not limited here.
Further, as shown in figure 5, in the present embodiment, the wiring board 100 with safety creepage distance further includes shell
30, shell 30 has installation cavity 31, and wiring board ontology 10 and insulating part 20 are contained in installation cavity 31.It should be understood that route
It when the size or too small volume of plate 100, fixes in order to facilitate the installation of, the periphery setting of assist side ontology 10 and insulating part 20 is outer
Shell 30, so that protection not only is played to wiring board 100 using shell 30, meanwhile, it facilitates the installation fixation of wiring board 100 and makes
With.
In order to further be fixed to wiring board ontology 10 and insulating part 20, while guaranteeing on wiring board ontology 10
Electric clearance and creepage distance between two neighboring electronic component 11, as described in Figure 5, in the present embodiment, installation cavity 31
Inner wall be equipped with two fixing grooves 32 being oppositely arranged, the both ends of wiring board ontology 10 accommodate and are limited in two fixing grooves 32
It is interior.
It should be understood that by the way that fixing groove 32 is arranged on the inner wall of shell 30, to effectively realize to wiring board ontology
10 fixation.Certainly, in other embodiments, assist side ontology 10 is arranged by the way of patch for electronic component 11
On wiring board ontology 10, may be provided with the retention bead around the setting of 10 periphery of wiring board ontology on the inner wall of shell 30, limit
Position protrusion is enclosed fixing groove 32, and wiring board ontology 10 is accommodated completely and is limited in fixing groove 32 at this time, is so conducive to
Improve the mounting stability to wiring board ontology 10.
Further, as shown in figure 5, in the present embodiment, the inner wall of installation cavity 31 is equipped with locating slot 33, insulating part 20 is remote
One end from wiring board ontology 10 accommodates and is limited in locating slot 33.It should be understood that the fluting 12 of wiring board ontology 10 is
When groove structure, locating slot 33 is arranged in the insulating part 20 of the corresponding prominent fluting 12 of the inner wall of installation cavity 31, utilizes locating slot at this time
33 cooperation flutings 12, which are realized, fixes the limit of insulating part 20.When the fluting 12 of wiring board ontology 10 is through-hole structure, installation
The inner wall of chamber 31 corresponds to 20 both ends of insulating part and is respectively arranged with locating slot 33, is realized at this time by two cooperations of locating slot 33 to exhausted
The limit of edge part 20 is fixed.Certainly, in other embodiments, other position limiting structures can also be arranged in shell 30, to wiring board sheet
Body 10 and insulating part 20 fix, it is not limited here.
The utility model also proposes a kind of controller, including the above-mentioned wiring board 100 with safety creepage distance.The tool
There is the specific structure of the wiring board 100 of safety creepage distance referring to above-described embodiment, since this controller is using above-mentioned all
Whole technical solutions of embodiment, therefore at least all beneficial effects brought by the technical solution with above-described embodiment,
This is no longer repeated one by one.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of wiring board with safety creepage distance characterized by comprising
Wiring board ontology, is equipped at least two spaced electronic components, and the wiring board ontology is additionally provided at least one
Fluting, the fluting is between the two neighboring electronic component；
Insulating part is set in the fluting.
2. as described in claim 1 with the wiring board of safety creepage distance, which is characterized in that it is prominent to define the insulating part
The vertical height of the wiring board body surface is L1, defines the maximum of the electronic component Yu the wiring board body surface
Height is L2, L1 > L2.
3. as claimed in claim 2 with the wiring board of safety creepage distance, which is characterized in that define the thickness of the insulating part
Degree is d, 1mm≤d≤1.5mm.
4. as claimed in claim 3 with the wiring board of safety creepage distance, which is characterized in that the insulating part is wheat drawing
Piece.
5. as described in claim 1 with the wiring board of safety creepage distance, which is characterized in that the surface of the insulating part is set
It is equipped with several spaced grooves.
6. as described in claim 1 with the wiring board of safety creepage distance, which is characterized in that the trapezoidal slot of the fluting or
Dovetail groove, the end of the insulating part being contained in the fluting are set as and the matched shape of fluting.
7. as described in claim 1 with the wiring board of safety creepage distance, which is characterized in that the inner wall of the fluting and institute
It states alternative one in the end of insulating part and is equipped with limiting slot, another equipped with positive stop lug boss in the two, the insulating part passes through institute
The cooperation and the fluting for stating positive stop lug boss and the limiting slot connect.
8. the wiring board with safety creepage distance as described in any one of claims 1 to 7, which is characterized in that the line
Road plate ontology includes the first surface and second surface being oppositely arranged, and the electronic component penetrates through the wiring board ontology and sets
It sets, in the through-hole for penetrating through the wiring board ontology, the insulating part is arranged in the through-hole fluting；
The vertical height of the prominent first surface of the insulating part is greater than the electronic component in the first surface most
Big height；And/or the vertical height of the prominent second surface of the insulating part is greater than the electronic component in described second
The maximum height on surface.
9. as described in claim 1 with safety creepage distance wiring board, which is characterized in that it is described have safety climb electricity away from
From wiring board further include shell, the shell has installation cavity, and the wiring board ontology and the insulating part are contained in described
In installation cavity；
The inner wall of the installation cavity is equipped with two fixing grooves being oppositely arranged, and the both ends of the wiring board ontology accommodate and are limited in
In two fixing grooves；And/or the inner wall of the installation cavity is equipped with locating slot, the insulating part is far from the wiring board sheet
One end of body accommodates and is limited in the locating slot.
10. a kind of controller, which is characterized in that including having safety creepage distance as claimed in any one of claims 1-9 wherein
Wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822118534.0U CN209517624U (en) | 2018-12-17 | 2018-12-17 | Wiring board and controller with safety creepage distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822118534.0U CN209517624U (en) | 2018-12-17 | 2018-12-17 | Wiring board and controller with safety creepage distance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209517624U true CN209517624U (en) | 2019-10-18 |
Family
ID=68195262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822118534.0U Active CN209517624U (en) | 2018-12-17 | 2018-12-17 | Wiring board and controller with safety creepage distance |
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| Country | Link |
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| CN (1) | CN209517624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114642083A (en) * | 2019-10-30 | 2022-06-17 | 哈廷电子基金会两合公司 | Insulating unit for circuit board |
-
2018
- 2018-12-17 CN CN201822118534.0U patent/CN209517624U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114642083A (en) * | 2019-10-30 | 2022-06-17 | 哈廷电子基金会两合公司 | Insulating unit for circuit board |
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