CN209546156U - A kind of PCB layout structure of solid-state contactless relaying - Google Patents
A kind of PCB layout structure of solid-state contactless relaying Download PDFInfo
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- CN209546156U CN209546156U CN201821816002.8U CN201821816002U CN209546156U CN 209546156 U CN209546156 U CN 209546156U CN 201821816002 U CN201821816002 U CN 201821816002U CN 209546156 U CN209546156 U CN 209546156U
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- wiring board
- clamping block
- lower case
- solid
- relaying
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Abstract
The utility model discloses a kind of PCB layout structures of solid-state contactless relaying, including wiring board ontology, upper housing and lower case, institute's lower case be a bottom end closure, top end opening towards upper housing semiclosed box-like body, baffle is provided in lower case, baffle is vertically fixed in lower housing cavity, and lower housing cavity is divided into first line plate region and the second wiring board region；Wiring board ontology includes wiring board one, wiring board two and wiring board three, and wiring board one is arranged in parallel with upper housing, offers several clamping grooves thereon, the end face two sides close to lower case are vertically arranged wiring board two and wiring board three；Wiring board two is set in first line plate region, is protruding with clamping block one close to the edge of one bottom face of wiring board, clamping block one passes through clamping groove and is fixedly connected with wiring board two with wiring board one.The utility model wiring board ontology between clamping block and clamping groove be spliced, do not have to connector connect, it is convenient and practical.
Description
Technical field
The utility model relates to bridge crane technical field, espespecially a kind of PCB layout structure of solid-state contactless relaying.
Background technique
With the continuous development and progress of overhead traveling crane (bridge crane) the degree of automation, largely use relaying to complete letter
Single and duplicate work, traditional relaying are by secured core, dynamic iron core, spring, movable contact, stationary contact, coil, connecting terminal
It is formed with shell.Coil is powered, and dynamic iron core acts actuation under electromagnetic force, drives movable contact movement, makes normally-closed contact point
It opens, normally opened contact closure；Coil blackout, dynamic iron core drive movable contact to reset under the action of the spring.But usually since sound is touched
Point abrasion causes not being connected after being attracted or sound contact adhesion can not separate, and existing solid-state relaying only has normally opened contact,
There is no normally-closed contact, the relaying for controlling part in overhead traveling crane can not be substituted completely, and volume is big, can not directly replace, and needs middle control portion
Divide and changes greatly.Therefore a kind of PCB layout structure of solid-state contactless relaying is needed to replace the solid-state contactless relaying of tradition relaying.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of solid-state contactless relaying the shortcomings that overcoming the prior art
PCB layout structure.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
The utility model provides a kind of PCB layout structure of solid-state contactless relaying, including wiring board ontology, upper housing with
Lower case, the lower case are a bottom end closure, top end opening towards the semiclosed box-like body of upper housing, are provided in lower case
Baffle, baffle are vertically fixed in lower housing cavity, and lower housing cavity is divided into first line plate region and the second wiring board
Region；The wiring board ontology includes wiring board one, wiring board two and wiring board three, and wiring board one is arranged in parallel with upper housing,
Several clamping grooves are offered thereon, and the end face two sides close to lower case are vertically arranged wiring board two and wiring board three；The line
Road plate two is set in first line plate region, and the edge close to one bottom face of wiring board is protruding with clamping block one, clamping block
One passes through clamping groove and is fixedly connected with wiring board two with wiring board one.
As a kind of optimal technical scheme of the utility model, wiring board three is set in the second wiring board region, is leaned on
The edge of nearly one bottom face of wiring board is protruding with clamping block two, and clamping block two passes through clamping groove and by wiring board three and wiring board one
It is fixedly connected.
As a kind of optimal technical scheme of the utility model, wiring board ontology has power circuit, indicator light circuit, light
Electric coupler, normally opened contact driving circuit, normally-closed contact driving circuit and controllable switch device.
As a kind of optimal technical scheme of the utility model, clamping groove is distributed assist side one side edge, with clamping block
One, clamping block two is correspondingly arranged.
The utility model beneficial effect achieved is:
1, the utility model structure is simple, convenient and practical, and mounting means and tradition relaying, having no need to change user makes
With habit.
2, the utility model wiring board ontology between clamping block and clamping groove be spliced, do not have to connector connect
It connects, solves small size connector electric current and be unable to satisfy 5A requirement.
3, there is a baffle among the utility model lower housing cavity, wiring board two and wiring board three are separated, baffle is used
In component safe spacing on increase wiring board.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
In the accompanying drawings:
Fig. 1 is the utility model structure diagram；
Fig. 2 is one structural schematic diagram of the utility model wiring board；
Fig. 3 is two structural schematic diagram of the utility model wiring board；
Fig. 4 is three structural schematic diagram of the utility model wiring board；
Fig. 5 is the implementation figure of the utility model power circuit；
Fig. 6 is the implementation figure of the utility model indicator light circuit；
Fig. 7 is the implementation figure of the utility model AC control circuit.
Figure label: 1, upper housing；2, lower case；3, wiring board one；31, clamping groove；4, wiring board two；41, clamping block
One；5, wiring board three；51, clamping block two；6, baffle.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
In the description of the present invention, it should be noted that the instructions such as term "vertical", "upper", "lower", "horizontal"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1: as shown in Figs 1-4, the utility model provides a kind of PCB layout structure of solid-state contactless relaying, packet
Include wiring board ontology, upper housing 1 and lower case 2, the lower case 2 is a bottom end closure, top end opening towards the half of upper housing 1
Box-like body is closed, is provided with baffle 6 in lower case 2, baffle 6 is vertically fixed in 2 inner cavity of lower case, by 2 inner cavity of lower case point
It is divided into first line plate region and the second wiring board region；The wiring board ontology includes wiring board 1, wiring board 24 and line
Road plate 35, wiring board 1 are arranged in parallel with upper housing 1, several clamping grooves 31 are offered thereon, close to the end face of lower case 2
Two sides are vertically arranged wiring board 24 and wiring board 35；The wiring board 24 is set in first line plate region, leans near line
The edge of one 3 bottom face of road plate is protruding with clamping block 1, and clamping block 1 passes through clamping groove 31 and by wiring board 24 and route
Plate 1 is fixedly connected.
Wiring board 35 is set in the second wiring board region, and the edge close to one 3 bottom face of wiring board is protruding with clamping
Block 2 51, clamping block 2 51 pass through clamping groove 31 and are fixedly connected with wiring board 35 with wiring board 1.
Clamping groove 31 is distributed one 3 edge of assist side, is correspondingly arranged with clamping block 1, clamping block 2 51.
Embodiment 2: the utility model provides a kind of PCB layout structure of solid-state contactless relaying, and wiring board ontology has
Power circuit, indicator light circuit, photoelectrical coupler, normally opened contact driving circuit, normally-closed contact driving circuit and controllable switch device
Part.
As shown in figure 5, being the implementation figure of power circuit, power- and power+ are control signal inputs, and R8 is current limliting
Resistance, D1 are rectifier bridges, and C1 is capacitor, when there is control signal input, generate VCC power supply by power circuit.
As shown in fig. 6, being the implementation figure of indicator light circuit, D1 is light emitting diode, and R7 is current-limiting resistance, is believed when having to control
Number input when, by power circuit generate VCC power supply after, indicator light is bright, remind user, solid-state contactless relay state output terminal
Switching.
As shown in fig. 7, U1 is open type photoelectrical coupler, U2 is closed type photoelectrical coupler, and R5 and R6 are photoelectric coupling
Device current-limiting resistance, R1 and R2 are normally opened contact driving circuits, and R3 and R4 are normally-closed contact driving circuits, and Q1, Q2 are controllable switches
Device, it is thyristor that ac control system, which uses,.
1, when not having to control signal input, i.e., power circuit does not generate VCC power supply, and indicator light off, and U1 is not turned on, Q1
It is not turned on, i.e., normally opened contact is not turned on, U2 conducting, and under the effect of R3 and R4 closed type contact driving circuit, Q2 conducting is that is, normally closed
Contact conducting.
2, when there is control signal input, after generating VCC power supply by power circuit, indicator light is bright, and state output terminal is cut
It changes, U1 conducting, under the action of driving circuit R1 and R2, Q1 conducting, i.e. normally opened contact are connected, and U2 is not turned on (closing), i.e., often
Closed contact is not turned on (closing).
It is worth noting that: whole device realizes control to it by main control button, sets since control button is matched
Standby is commonly used equipment, belongs to existing Changshu technology, details are not described herein its electrical connection and specific circuit structure.
Finally, it should be noted that the above is only the preferred embodiment of the utility model, it is not limited to practical
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (4)
1. a kind of PCB layout structure of solid-state contactless relaying, which is characterized in that including wiring board ontology, upper housing (1) under
Shell (2), the lower case (2) are the semiclosed box-like body of a bottom end closure, top end opening towards upper housing (1), lower case
(2) it is provided with baffle (6) in, baffle (6) is vertically fixed in lower case (2) inner cavity, and lower case (2) inner cavity is divided into first
Wiring board region and the second wiring board region；The wiring board ontology includes wiring board one (3), wiring board two (4) and wiring board
Three (5), wiring board one (3) are arranged in parallel with upper housing (1), offer several clamping grooves (31) thereon, close to lower case (2)
End face two sides be vertically arranged wiring board two (4) and wiring board three (5)；The wiring board two (4) is set to first line plate area
In domain, it is protruding with clamping block one (41) close to the edge of wiring board one (3) bottom face, clamping block one (41) passes through clamping groove
(31) and by wiring board two (4) with wiring board one (3) it is fixedly connected.
2. a kind of PCB layout structure of solid-state contactless relaying according to claim 1, which is characterized in that the route
Plate three (5) is set in the second wiring board region, and the edge close to wiring board one (3) bottom face is protruding with clamping block two
(51), clamping block two (51) passes through clamping groove (31) and is fixedly connected with wiring board three (5) with wiring board one (3).
3. a kind of PCB layout structure of solid-state contactless relaying according to claim 1, which is characterized in that the route
Plate ontology have power circuit, indicator light circuit, photoelectrical coupler, normally opened contact driving circuit, normally-closed contact driving circuit with
Controllable switch device.
4. a kind of PCB layout structure of solid-state contactless relaying according to claim 2, which is characterized in that the clamping
Slot (31) is distributed assist side one (3) edge, is correspondingly arranged with clamping block one (41), clamping block two (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821816002.8U CN209546156U (en) | 2018-11-06 | 2018-11-06 | A kind of PCB layout structure of solid-state contactless relaying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821816002.8U CN209546156U (en) | 2018-11-06 | 2018-11-06 | A kind of PCB layout structure of solid-state contactless relaying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209546156U true CN209546156U (en) | 2019-10-25 |
Family
ID=68247808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821816002.8U Active CN209546156U (en) | 2018-11-06 | 2018-11-06 | A kind of PCB layout structure of solid-state contactless relaying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209546156U (en) |
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2018
- 2018-11-06 CN CN201821816002.8U patent/CN209546156U/en active Active
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