CN206893833U - A kind of connector in industrial PLC - Google Patents
A kind of connector in industrial PLC Download PDFInfo
- Publication number
- CN206893833U CN206893833U CN201720471497.4U CN201720471497U CN206893833U CN 206893833 U CN206893833 U CN 206893833U CN 201720471497 U CN201720471497 U CN 201720471497U CN 206893833 U CN206893833 U CN 206893833U
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- CN
- China
- Prior art keywords
- plc
- row
- pin
- fixing groove
- intermediate plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of connector in industrial PLC, including upper end formation and lower end structure, the lower end structure has two fixing grooves being detachably connected with PLC, two rows that upper end formation region corresponding with two fixing grooves is provided with for being welded with pcb board arrange pin, spaced row metal intermediate plate is provided with every fixing groove, the one row metal intermediate plate connects with corresponding several rows of pin, and for for the row I/O contact pins connection on PLC, connector of the present utility model to be mounted directly on PLC by fixing groove, it is simple and convenient, save human cost；Connection is safe and reliable, will not cause short circuit and bad connection, save substantial amounts of wire rod and cabling space；Be easy to extend, can large-scale application in actual production, not only easy-to-connect is firm, and cost is low, readily replaceable；Further, fool-proof design is added, the problem of effectively can avoiding doing over again and damaging caused by mispluging due to misconnection.
Description
Technical field
It the utility model is related to industrial automation, more particularly to a kind of connector in industrial PLC.
Background technology
Programmable logic controller (PLC), abbreviation PLC (Programmable logic controller), be it is a kind of exclusively for
The electronic installation for the digital operation applied and designed in industrial settings.The memory that its use can program, use
Carry out the instruction in operations such as its computing of storage inside execution logic, sequential operation, timing, counting and arithmetical operations, and can pass through
Digital or analog input and output, control various types of machineries or production process.PLC and its relevant ancillary equipment
It is easy to form an entirety with industrial control system, therefore is widely used in the every field in Industry Control.
Connection between PLC and live I/O equipment or other external equipments is completed by input/output interface.
The state or information of external equipment (such as switch, button, sensor) are read in CPU by PLC by input interface, pass through user program
Computing and operation, result is passed to executing agency's (such as magnetic valve, relay, contactor) by output interface.According to
The number of signals of input and output, PLC can be divided into the input and output such as 32/64/80.In engineering in practice, input/output interface
Using terminal block, terminal block is typically to be mounted side by side on what is formed on guide rail by multi-disc terminal.
Existing general terminal block (such as Mitsubishi, Omron) in the world, is mainly made up of upper and lower two parts.Lower part
The fixing groove of I/O contact pins on PLC is for connection to, and upper part is then the screw of row's wiring.Such terminal block is small
Compare flexibly in the engineer applied of type, it is necessary to which how many input/output signal just connect how many lines, and are gone wrong in terminal block
Shi Genghuan is also convenient for.But in large-scale application, problems but be present.Wiring is pretty troublesome first, and it is defeated often to connect an input
Go out signal wire, be required for first stripping wire rod, then with screw locking, lose time in the extreme and manpower people's sheet.Secondly, this use
The mode that screw carrys out locking wire easily causes short cut with each other between wire rod and bad connection, causes to occur in follow-up use
Problem.Last this mode needs to waste substantial amounts of wire rod, causes the rising of material resources cost.In some existing PLC, in order to
Easy-to-connect, terminal block can be made into wiring stand when designing PLC, but the generally welding of this stand is solidificated on PLC,
It is pretty troublesome when needing to change.Also there is scheme by connecing a socket pin on pinboard in addition, contact pin is laterally then inserted in terminal
In the screw hole position of row, then pass through other stand wiring.This mode needs also exist for being gone to lock contact pin one by one with screw, in the extreme
Expend the time.And whole device easily causes contact pin displacement and dress when there is external force to pull wire rod only by contact pin stress
Put and come off.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided one kind is used for work
Connector on industry PLC.
Technical scheme is used by the utility model solves its technical problem：Construct a kind of company in industrial PLC
Device, including upper end formation and lower end structure are connect, the lower end structure has two fixing grooves being detachably connected with PLC, described
Two rows that upper end formation region corresponding with two fixing grooves is provided with for being welded with pcb board arrange pin.
Preferably, be provided with spaced row metal intermediate plate in every fixing groove, the row metal intermediate plate with it is corresponding
The connection of several rows of pin, and for for the row I/O contact pins connection on PLC.
Preferably, the metal intermediate plate is vertically mounted in fixing groove, the metal intermediate plate include internal clamp end and with
Outside bare terminal end, the opening at the internal clamp end is towards the upper end formation, the outside bare terminal end and the internal clamp
The opening at end towards on the contrary, one end of row's pin it is exposed outside upper end formation, the other end wear after upper end formation with it is corresponding
The internal clamp end connection of one metal intermediate plate.
Arrange one end of pin preferably, the upper end formation is located at two rows and be provided with and determine with what the fool proof hole on pcb board matched
Position post fool proof a, wherein fixing groove is provided with the two fool proof mouths matched with the fool proof post on PLC.
Preferably, two fixing groove parallel misalignments are set, and in the position of another relatively fixing groove retraction of every fixing groove
Put the screw hole offered for being screwed with PLC.
Preferably, row's pin quantity that two rows arrange pin is identical with the I/O contact pins on PLC.
Implement the connector of the present utility model in industrial PLC, have the advantages that：Connector passes through fixation
Groove to be mounted directly on PLC, simple and convenient, save human cost；Connection is safe and reliable, will not cause short circuit and bad connection,
Save substantial amounts of wire rod and cabling space；Be easy to extend, can large-scale application in actual production, not only easy-to-connect is firm,
And cost is low, readily replaceable；Further, fool-proof design is added, can effectively avoid doing over again caused by mispluging due to misconnection
And the problem of damage.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer：
Fig. 1 is the front view of the preferred embodiment of the utility model connector；
Fig. 2 is the upward view of the preferred embodiment of the utility model connector；
Fig. 3 is the side view of the preferred embodiment of the utility model connector.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Exemplary embodiments of the present utility model are given in accompanying drawing.But the utility model can come in fact in many different forms
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to public affairs of the present utility model
Open content more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.
In order to be better understood from the technical solution of the utility model, below in conjunction with Figure of description and specific implementation
The technical solution of the utility model is described in detail mode, it should be understood that in the utility model embodiment and embodiment
Specific features be detailed description to technical scheme, rather than the restriction to technical scheme is not being rushed
In the case of prominent, the technical characteristic in the utility model embodiment and embodiment can be mutually combined.
With reference to figure 1-3, Fig. 1 is the front view of the preferred embodiment of the utility model connector；Fig. 2 is that the utility model connects
Connect the upward view of the preferred embodiment of device；Fig. 3 is the side view of the preferred embodiment of the utility model connector.
Connector of the present utility model in industrial PLC includes upper end formation 10 and lower end structure 20, upper end formation
10 and lower end structure 20 it is substantially elongated.Upper end formation 10 and lower end structure 20 can be the structures of separation, pass through split shape
Into an entirety；Upper end formation 10 and lower end structure 20 can also be integrally formed overall structure, and this is not limited.
Wherein, the lower end structure 20 has two fixing grooves being detachably connected with PLC, the upper end formation 10 and two
Two rows that region corresponding to bar fixing groove is provided with for being welded with pcb board arrange pin 11.Wherein, if connector receives input letter
Number to PLC, then input signal stand, 220V power inputs stand, S/S control signal stands are welded with pcb board；If connection
Device is the output signal for exporting PLC, then output signal stand is welded with pcb board.
The connector of the present embodiment is arranged pin 11 by two rows first and is welded and fixed with pcb board, straight by fixing groove during use
Connect and be installed on PLC, it is simple and convenient, save human cost；Connection is safe and reliable, will not cause short circuit and bad connection,
Save substantial amounts of wire rod and cabling space；Be easy to extend, can large-scale application in actual production, not only easy-to-connect is firm,
And cost is low, readily replaceable.
In preferred embodiment, fixed concrete mode is realized by metal intermediate plate 21, and metal intermediate plate 21 plays simultaneously can
The fixed and conductive function of dismounting.Specifically, being provided with spaced row metal intermediate plate 21 in every fixing groove, this one
Row's metal intermediate plate 21 connects with corresponding several rows of pin 11, and for for the row I/O contact pins connection on PLC.
More specifically, the metal intermediate plate 21 is vertically mounted in fixing groove, and the metal intermediate plate 21 includes internal clamp
End and with outside bare terminal end, the opening at the internal clamp end towards the upper end formation 10, the outside bare terminal end with it is described
The opening direction at internal clamp end is on the contrary, one end of row's pin 11 is exposed solid for being welded with pcb board outside upper end formation
Calmly, the other end of row's pin 11 connects after wearing upper end formation 10 with the internal clamp end of a corresponding metal intermediate plate 21.
It is understood that quantity, the quantity of metal intermediate plate that two rows arrange pin are identical with the I/O contact pins on PLC.In addition,
Connector in this programme can be different according to the quantity of input/output signal and metal intermediate plate 21 and each row to each row
The quantity of row array 11 be extended, such as expand to the connector of 32,48,80 different input and output positions.Such as the present embodiment
It is the PLC for 48 input/output, its I/O contact pin shares 32, therefore the quantity of the metal intermediate plate 21 in Fig. 2 is 32.
Wherein, the wherein fixing groove in two fixing grooves is provided with two fool proofs matched with the fool proof post on PLC
Mouthful.It can be observed from fig. 2 that the fixing groove of top is provided with two fool proof mouths, therefore only connector is allowed to be inserted from a direction
In PLC, the problem of doing over again and damage caused by so as to effectively avoid mispluging due to misconnection.
Because in actual use, PLC connectors need first to be welded on pcb board, and two rows on connector arrange pin 11
It is symmetrical, rotation 180 degree is as before rotation, once 180 degree is reversely welded, connector after having welded can be caused not put
Enter PLC.It is preferred, therefore, that one end that the upper end formation is located at two rows row's pin is provided with what is matched with the fool proof hole on pcb board
Locating dowel fool proof, can effectively it avoid due to the problem of doing over again and damaging caused by misconnection.
With continued reference to Fig. 2, in addition to metal intermediate plate 21, also needed in preferred embodiment between connector and PLC with two
Screw is fixed.Specifically, two fixing groove parallel misalignments are set, i.e., two row's metal intermediate plates 21 shift to install, in every fixation
The position of another relatively fixing groove retraction of groove offers the screw hole for being screwed with PLC.In Fig. 2, connection
The lower left corner and the upper right corner of device bottom offer a screw hole respectively.
Because the connector of the present embodiment is for replacing the locking wire terminal block on original PLC, so fixing slot part
The spacing (7.62mm) and screw hole position size of metal intermediate plate 21 are designed according to the I/O contact spacings in standard PLC, because
This is applied to most of industrial PLCs.
In summary, implement the connector of the present utility model in industrial PLC, have the advantages that：Connection
Device to be mounted directly on PLC by fixing groove, simple and convenient, save human cost；Connection is safe and reliable, will not cause short circuit and
Bad connection, save substantial amounts of wire rod and cabling space；Be easy to extend, can large-scale application in actual production, not only wiring
It is convenient firm, and cost is low, readily replaceable；Further, fool-proof design is added, can effectively avoid making because misconnection misplugs
Into the problem of doing over again and damage.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but the utility model is not limited to
The embodiment stated, above-mentioned embodiment is only schematical, rather than restricted, this area it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under enlightenment of the present utility model
Under, many forms can be also made, these are belonged within protection of the present utility model.
Claims (6)
- A kind of 1. connector in industrial PLC, it is characterised in that including upper end formation and lower end structure, the lower end knot Structure has two fixing grooves being detachably connected with PLC, and upper end formation region corresponding with two fixing grooves is provided with use Pin is arranged in two rows welded with pcb board.
- 2. the connector according to claim 1 in industrial PLC, it is characterised in that be provided with every fixing groove Spaced row metal intermediate plate, the row metal intermediate plate connect with corresponding several rows of pin, and for for the row on PLC I/O contact pins connect.
- 3. the connector according to claim 2 in industrial PLC, it is characterised in that the metal intermediate plate is vertically pacified In fixing groove, the metal intermediate plate include internal clamp end and with outside bare terminal end, the opening court at the internal clamp end To the upper end formation, the outside bare terminal end is open towards on the contrary, one end of row's pin is naked with the internal clamp end It is exposed at outside upper end formation, the other end connects after wearing upper end formation with the internal clamp end of a corresponding metal intermediate plate.
- 4. the connector according to claim 1 in industrial PLC, it is characterised in that the upper end formation is located at two One end of row's row's pin is provided with the locating dowel fool proof matched with the fool proof hole on pcb board, wherein a fixing groove is provided with and PLC On fool proof post matching two fool proof mouths.
- 5. the connector according to claim 1 in industrial PLC, it is characterised in that two fixing groove parallel misalignments Set, and the spiral shell for being screwed with PLC is offered in the position of another relatively fixing groove retraction of every fixing groove Silk hole.
- 6. the connector according to claim 1 in industrial PLC, it is characterised in that two rows arrange row's pin quantity of pin It is identical with the I/O contact pins on PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471497.4U CN206893833U (en) | 2017-04-28 | 2017-04-28 | A kind of connector in industrial PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471497.4U CN206893833U (en) | 2017-04-28 | 2017-04-28 | A kind of connector in industrial PLC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206893833U true CN206893833U (en) | 2018-01-16 |
Family
ID=61340720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720471497.4U Expired - Fee Related CN206893833U (en) | 2017-04-28 | 2017-04-28 | A kind of connector in industrial PLC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206893833U (en) |
-
2017
- 2017-04-28 CN CN201720471497.4U patent/CN206893833U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 Termination date: 20200428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |