CN209017360U - A kind of interface expansion plate fitted closely with bread board - Google Patents

A kind of interface expansion plate fitted closely with bread board Download PDF

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Publication number
CN209017360U
CN209017360U CN201821459123.1U CN201821459123U CN209017360U CN 209017360 U CN209017360 U CN 209017360U CN 201821459123 U CN201821459123 U CN 201821459123U CN 209017360 U CN209017360 U CN 209017360U
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China
Prior art keywords
interface
board
bread board
bread
plate
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CN201821459123.1U
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Chinese (zh)
Inventor
邢建平
刘海锐
田南南
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Shandong Muke Space Information Technology Co Ltd
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Shandong Muke Space Information Technology Co Ltd
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Abstract

The utility model discloses a kind of interfaces fitted closely with bread board to expand plate, including left side circuit part and right side interface section, the longitudinal size of the left side circuit part is consistent with bread board, the right side interface section includes the upper interface board and lower interface plate of symmetric design, power interface and signaling interface are equipped on the upper interface board and lower interface plate, the power interface includes the power interface group of several different models, it is respectively used to be adapted with different types of bread board, the signaling interface is adapted with the outermost side opening of the M signal lead-out area of bread board.The utility model uses Bilateral Symmetry formula pin layout, while power supply to supply hub on the outside of bread board, the signal of objective chip or electronic circuit is imported in bread board bilateral jack, compact overall structure, is easy to use.

Description

A kind of interface expansion plate fitted closely with bread board
Technical field
The utility model relates to circuit application interface neck more particularly to a kind of interface expansions fitted closely with bread board Plate.
Background technique
Bread board is the essential experiment apparatus of electrotechnical, electronic real training, and there are inconvenience, a sides in actually using Face tradition DIP straight cutting chip fuse number outside interior survey, chip is blocked after wiring, and pin is difficult to differentiate;On the other hand many new Cake core and singlechip controller etc. are all made of patch form encapsulation, can not be directly inserted on bread board, if using traditional form Pinboard can be equally with the above problem.
Utility model content
In order to solve the deficiencies in the prior art, the utility model provides a kind of interface expansion fitted closely with bread board Plate, using Bilateral Symmetry formula pin layout, while power supply to supply hub on the outside of bread board, by objective chip or electronics electricity The signal on road imports in bread board bilateral jack, compact overall structure, is easy to use.
To achieve the goals above, the technical solution of the utility model is as follows:
A kind of interface expansion plate fitted closely with bread board, including left side circuit part and right side interface section, it is described The longitudinal size of left side circuit part is consistent with bread board, and the right side interface section includes the upper interface board of symmetric design under Interface board is equipped with power interface and signaling interface on the upper interface board and lower interface plate, and the power interface includes several The power interface group of different model is respectively used to be adapted with different types of bread board supply hub, the signaling interface with The outermost side opening of the M signal lead-out area of bread board is adapted.
Further, the lateral dimension of the left side circuit part can flexibly change according to complexity in circuits.
Further, the outer ledge of the interface board is step type, the first widthwise edge and bread board of the step type Outer ledge align, the outboard signal lead-out area and M signal of the second widthwise edge of the step type between bread board Near the line of demarcation of lead-out area.
Further, the inside edge of the interface board is linear type, and the linear type inside edge is between bread board Between the outermost side opening and the second apertura lateralis of M signal lead-out area.
Further, the power interface is distributed in the lateral area of interface board.
Further, on interface board, horizontal spacing is preferably the power interface group cross direction profiles of the different model 3.81mm+2.54mm*n, wherein n is more than or equal to 0, less than the quantity of sidetone signal pin.
Further, power interface group described in every group includes two pins, and described two pins are longitudinally-aligned.Described two The spacing of a pin with the spacing in compatible hole is consistent therewith on bread board.
Further, the signaling interface is uniformly distributed in the inside edge area of interface board.
Further, the signaling interface symmetry arrangement of the signaling interface of the upper interface board and lower interface plate.
Further, the leftmost side pin spacing of the right hand edge line of the left side circuit part and signaling interface is greater than 1.27mm, to ensure that bread board plug wire hole all exposes.
Compared with prior art, the utility model has the beneficial effects that
1) the utility model structure novel accesses power supply by Bilateral Symmetry and ensures with the design of signaling interface and face The stability of wrapper sheet link, outside power supply can be adapted to different model bread board, and independent lead is not necessarily in experiment to for electric jack.
2) the utility model signal draws interface and is located at two sides, avoids the screening that route after wiring cord insertion hole marks signal Gear.
3) the utility model interface is consistent with bread board longitudinal width, and grafting close and firm, globality is strong, helps to improve The conventional efficient of user.
4) the utility model interface form facilitates extension, can flexibly change pin number according to demand, is adapted to 3 kinds on the market Above common bread board provides the edition type design of more high efficient and flexible for electron and electrician practice teaching.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is 1 schematic diagram of the utility model product grafting embodiment;
Fig. 3 is 2 schematic diagram of the utility model product grafting embodiment.
In figure: 1, circuit part;2, circuit part lateral dimension extension signal;3, bread board (400 hole) power interface;4, Bread board (830 hole) power interface;5, signaling interface;6, signaling interface signal extending transversely;7, circuit part right side edge;8, With 830 hole bread board grafting, power interface 3 is not used;9, with 830 hole bread board grafting, power interface 4 is used;10, with 830 Hole bread board grafting, signal pins are shown;11, with 400 hole bread board grafting, power interface 4 is not used;12, with 400 hole bread Plate grafting uses power interface 3;13, it is shown with 400 hole bread board grafting, signal pins.
Specific embodiment
The utility model is described further with specific embodiment with reference to the accompanying drawing.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
In the present invention, term for example "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", The orientation or positional relationship of the instructions such as " side ", "bottom" is to be based on the orientation or positional relationship shown in the drawings, only to facilitate chatting The relative for stating each component of the utility model or component structure relationship and determination, not refer in particular in the utility model either component or Element should not be understood as limiting the present invention.
In the utility model, term such as " affixed ", " connected ", " connection " be shall be understood in a broad sense, and expression can be fixation Connection, is also possible to be integrally connected or be detachably connected;It can be directly connected, the indirect phase of intermediary can also be passed through Even.Related scientific research or technical staff for this field can determine as the case may be above-mentioned term in the present invention Concrete meaning, should not be understood as limiting the present invention.
As background technique is introduced, chip is blocked after bread board wiring exists in the prior art, and pin is difficult to point It distinguishes and many novel chips and singlechip controller etc. is all made of patch form encapsulation, can not be directly inserted on bread board Problem, in order to solve technical problem as above, present applicant proposes a kind of interfaces fitted closely with bread board to expand plate, uses Bilateral Symmetry formula pin layout, while power supply to supply hub on the outside of bread board, by objective chip or the letter of electronic circuit Number import bread board bilateral jack in, compact overall structure, be easy to use.
As shown in Figure 1, a kind of interface fitted closely with bread board expands plate, including left side circuit part 1 and right side connect Oral area point, the longitudinal size of the left side circuit part 1 is consistent with bread board, and the right side interface section includes symmetric design Upper interface board and lower interface plate are equipped with power interface and signaling interface 5, the power supply on the upper interface board and lower interface plate Interface includes the power interface group 3,4 of several different models, is respectively used to be adapted with different types of bread board supply hub, The signaling interface 5 is adapted with the outermost side opening of the M signal lead-out area of bread board.
The longitudinal size of the left side circuit part is preferably 55mm, and the lateral dimension of the left side circuit part can basis Complexity in circuits flexibly changes, and is marked shown in 2 as shown in figure 1.
The outer ledge of the interface board is step type, the first widthwise edge of the step type and the outer ledge of bread board It aligns, the outboard signal lead-out area and M signal lead-out area of the second widthwise edge of the step type between bread board Near line of demarcation.
The inside edge of the interface board is linear type, and the linear type inside edge is drawn between the M signal of bread board Out between the outermost side opening and the second apertura lateralis in region.
The power interface is distributed in the lateral area of interface board.
For the power interface group cross direction profiles of the different model on interface board, horizontal spacing is preferably 3.81mm+ 2.54mm*n, wherein n is more than or equal to 0, less than the quantity of sidetone signal pin, can mutually fit with 830 holes and two kinds of 400 hole bread board Match.
Power interface group described in every group includes two pins, and described two pins are longitudinally-aligned.Described two pins Spacing with the spacing in compatible hole is consistent therewith on bread board, be 2.54mm.
The signaling interface is uniformly distributed in the inside edge area of interface board.
The signaling interface of the upper interface board and the signaling interface symmetry arrangement of lower interface plate, its spacing 27.94mm, with The outermost pitch of holes of bread board M signal lead-out area is consistent.
Distance between two adjacent leads of the single signaling interface is 2.54mm.
The signaling interface 5 development length, the connection size after extension can be fitted mutually with the outermost side opening of bread board according to demand Match, shown in mark 6 as shown in figure 1.
The right hand edge line 7 of the left side circuit part and the leftmost side pin spacing of signaling interface 5 are greater than 1.27mm, with true Bread board plug wire hole is protected all to expose.
Embodiment 1:
As shown in Fig. 2, using above-mentioned interface form and 830 hole bread board grafting.Left side core circuit longitudinal size is fixed For 55mm, the size from the left margin of core circuit 1 to the right along 7 is 24mm.Use this circuit for a QFP- in present case The patch single-chip microcontroller of 32 encapsulation is expanded.32 pins of one-chip machine common, remove power supply and specific function pin, need to draw outside General Purpose I/O pins have 20, survey 10 pins of unilateral extraction of signaling interface 5, and Bilateral Symmetry draws 20 pins in total.Other special function Energy pin is drawn using the forms such as looper slot and 1 part of core circuit.Core circuit 1 uses single side distribution form, Suo Youqi Part is respectively positioned on bottom surface, then expanded plate top surface can effectively prevent accidentally touching the interference to circuit without device after grafting.Power interface makes With 4 positions are marked, 8 positions are hanging with marking after 830 bread board grafting, and 9 position contact pins of mark are powered to bread board.
Embodiment 2
As shown in figure 3, then above-described embodiment can be adapted to by modifying power interface form due to the compatibility of power interface 400 hole bread boards.830 holes are consistent with the connection size of M signal extension of 400 hole bread boards, but the power supply of two sides is inserted Size is different.It is needed when then with 400 hole bread board grafting using power interface 3, shown position 11 and bread board power supply after grafting Jack link power supply, position 12 are hanging.It is consistent that signal draws the size in two examples of interface 10,13.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this The limitation of type protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, ability Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model Within enclosing.

Claims (10)

1. a kind of interface fitted closely with bread board expands plate, it is characterised in that: including left side circuit part and right side interface The longitudinal size of part, the left side circuit part is consistent with bread board, and the right side interface section includes the upper of symmetric design Interface board and lower interface plate are equipped with power interface and signaling interface on the upper interface board and lower interface plate, and the power supply connects Mouth includes the power interface group of several different models, is respectively used to be adapted with different types of bread board supply hub, described Signaling interface is adapted with the outermost side opening of the M signal lead-out area of bread board.
2. a kind of interface fitted closely with bread board as described in claim 1 expands plate, which is characterized in that the left side electricity The lateral dimension of road part can flexibly change according to complexity in circuits.
3. a kind of interface fitted closely with bread board as described in claim 1 expands plate, which is characterized in that the interface board Outer ledge be step type, the first widthwise edge of the step type and the outer ledge of bread board align, the step type The second widthwise edge near the outboard signal lead-out area of bread board and the line of demarcation of M signal lead-out area.
4. a kind of interface fitted closely with bread board as described in claim 1 expands plate, which is characterized in that the interface board Inside edge be linear type, the linear type inside edge between the M signal lead-out area of bread board outermost side opening and Between second apertura lateralis.
5. a kind of interface fitted closely with bread board as described in claim 1 expands plate, which is characterized in that the power supply connects Mouth is distributed in the lateral area of interface board.
6. a kind of interface fitted closely with bread board as described in claim 1 expands plate, which is characterized in that the different shaped Number power interface group cross direction profiles on interface board, horizontal spacing 3.81mm+2.54mm*n, wherein n is more than or equal to 0, Less than the quantity of sidetone signal pin.
7. a kind of interface fitted closely with bread board as described in claim 1 or 6 expands plate, which is characterized in that every group of institute Stating power interface group includes two pins, and described two pins are longitudinally-aligned, in the spacing and bread board of described two pins The spacing in compatible hole is consistent therewith.
8. a kind of interface fitted closely with bread board as described in claim 1 expands plate, which is characterized in that the signal connects Mouth is uniformly distributed in the inside edge area of interface board.
9. a kind of interface fitted closely with bread board as described in claim 1 expands plate, which is characterized in that the upper interface The signaling interface of plate and the signaling interface symmetry arrangement of lower interface plate.
10. a kind of interface fitted closely with bread board as described in claim 1 expands plate, which is characterized in that the left side The right hand edge line of circuit part and the leftmost side pin spacing of signaling interface are greater than 1.27mm.
CN201821459123.1U 2018-09-06 2018-09-06 A kind of interface expansion plate fitted closely with bread board Active CN209017360U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821459123.1U CN209017360U (en) 2018-09-06 2018-09-06 A kind of interface expansion plate fitted closely with bread board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821459123.1U CN209017360U (en) 2018-09-06 2018-09-06 A kind of interface expansion plate fitted closely with bread board

Publications (1)

Publication Number Publication Date
CN209017360U true CN209017360U (en) 2019-06-21

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ID=66831203

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821459123.1U Active CN209017360U (en) 2018-09-06 2018-09-06 A kind of interface expansion plate fitted closely with bread board

Country Status (1)

Country Link
CN (1) CN209017360U (en)

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