CN207502658U - A kind of connecting terminal block test connecting apparatus - Google Patents
A kind of connecting terminal block test connecting apparatus Download PDFInfo
- Publication number
- CN207502658U CN207502658U CN201721106081.9U CN201721106081U CN207502658U CN 207502658 U CN207502658 U CN 207502658U CN 201721106081 U CN201721106081 U CN 201721106081U CN 207502658 U CN207502658 U CN 207502658U
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- CN
- China
- Prior art keywords
- terminal block
- connecting terminal
- test
- main body
- fixed
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Abstract
The utility model is related to the wireline test of connecting terminal block, more particularly to a kind of connecting terminal block test connecting apparatus, connecting terminal block wiring is inconvenient, influences working efficiency during solving the problems, such as test.Connecting terminal block test connecting apparatus, including apparatus main body, apparatus main body is equipped with the conductive contact piece for being inserted into the plug wire mouth on connecting terminal block and in top pressure to the power supply terminal in plug wire mouth, the connection terminal connected for the fixed arm of fixer body with for test cable is additionally provided in described device main body, the fixed arm is equipped with for connecting terminal block or for the removable fixed releasable connection structure of the fixed circuit board of connecting terminal block, the connection terminal to be conductively connected with conductive contact piece.Operation connecting terminal block is not needed to by above device and carries out line, easy-to-connect is conducive to improve operating efficiency.
Description
Technical field
The utility model is related to the wireline test of connecting terminal block, more particularly to a kind of connecting terminal block test connection dress
It puts.
Background technology
DCS is the english abbreviation of dcs（Distributed Control System）, it is relative to collection
A kind of novel computer control system for Chinese style control system, at home automatic control industry be also referred to as Distributed Control System.
In some Special controlling fields, such as control systems of nuclear power plant, DCS is also referred to as Digitizing And Control Unit（Digital control
system）, essence is still dcs.
At present, in the work of Power Plant DCS power supply switch test, electric wire is generally connected on connecting terminal block, because of terminals
The lead-out wire of the upper no design specialized of son row, so needing to draw wiring just by connecting on the power supply terminal of connecting terminal block
It can measure different grades of supply voltage, the corresponding power terminal connection on one end and connecting terminal block of lead-out wire, the other end
It is connected for crocodile clip.It is a kind of common connecting terminal block that bilayer, which exempts from screw spring-piece type connecting terminal block, structure such as Fig. 1-figure
Shown in 2, it is upper and lower two layers that this connecting terminal block 9, which divides, forms step structure, and each layer includes two rounds, and a round is uses
In the plug wire mouth 10 for being inserted into the cables such as lead-out wire or signal wire, another round is to spin up mouth 11 for operating the shrapnel of shrapnel.It is right
Lead-out wire during test or using when signal wire be fixed when, this wire connection terminal does not need to fastening screw, but needs
Straight screwdriver is inserted into shrapnel and spins up mouth, connection jaws are opened, cable is then inserted into connection jaws, cable pulls out after being inserted in place
Go out screwdriver, shrapnel, which resets and passes through the elastic force of itself, fixes cable.
In physical cabling work, generally it is operated using straight screwdriver and carries out wiring work, however, this wiring
Terminal block is usually to be mounted on for distributing on the circuit board 8 of power supply, if firmly excessive will injure circuit board and damage
Equipment, if firmly too small, the connection jaws in terminal block are unable to smooth opening again.In addition, due to connecting terminal block and cable
The distance of both wiring grooves is close, therefore the limited space of application screwdriver, and undue force can then injure staff sometimes
Hand, can not be successfully and complete work, operation is inconvenient, and can seriously affect working efficiency, so as to influence the progress entirely to work.
Furthermore there are multiple voltage class on terminal board, such as 5 voltages such as+5VDC, -15VDC ,+15VDC ,+24VDC ,+48VDC etc.
Grade because the adjacent relatively near and terminal of each terminal is upper and lower two layers, so during wiring, be easy to cause certain two power cord
Short circuit can burn out power distribution circuit plate if there is short circuit, and corresponding fastener can be burnt out when serious, is caused the accident.
Utility model content
The purpose of this utility model is to provide a kind of connecting terminal block test connecting apparatus, wire connection terminal when being tested with solution
The problem of arranging inconvenient wiring, influence working efficiency.
To achieve the above object, in the utility model the technical solution adopted is that：Connecting terminal block test connecting apparatus, packet
Include apparatus main body, apparatus main body is equipped with to be inserted into the plug wire mouth on connecting terminal block and top pressure is to the power supply in plug wire mouth
Conductive contact piece on terminal is additionally provided in described device main body for the fixed arm of fixer body and connects for test cable
The connection terminal connect, the fixed arm are equipped with for removable with connecting terminal block or the confession fixed circuit board of connecting terminal block
Fixed releasable connection structure, the connection terminal are conductively connected with conductive contact piece.
The conductive contact piece is adapted in step-like arrangement with the power supply terminal arranged with stepped on connecting terminal block.
The side that apparatus main body is equipped with conductive contact piece is step structure, and the step structure is used for and connecting terminal block
The step surface shape for being equipped with power supply terminal is coincide.
The top and bottom end of the step structure are respectively provided in top pressure to the connecting terminal block or the electricity
Positioning surface on the plate of road.
The conductive contact piece is column structure or laminated structure.
The conductive contact piece is the elastic contact pin being pressed onto for elastic top on power supply terminal.
The releasable connection structure is for supplying the removable fixed releasable connection knot of the fixed circuit board of connecting terminal block
Structure, the releasable connection structure setting is in the end of fixed arm.
The fixed arm is equipped with two, and two fixed arms are arranged in opposite directions, and the side projection close to each other of each fixed arm is useful
Grab in the side for the back-to-back connection terminal block for being hooked into the circuit board, the releasable connection structure is by the grab shape
Into.
Described device main body is equipped with extraction wire, and the connection terminal is formed by the extraction wire.
The end for test cable connection of the extraction wire, which is equipped with, is conductively connected head.
Advantageous effect：The utility model uses above-mentioned technical proposal, releasable connection structure energy by fixed arm and thereon
Fixation of the realization device main body relative to connecting terminal block is reached, and then keeps in the plug wire mouth being inserted on connecting terminal block and pushes up
The conducting of conductive contact piece and power supply terminal being pressed onto on the power supply terminal in plug wire mouth, and connection terminal can use to connect
The form connect is connect with test cable, compared with prior art, do not need to operation connecting terminal block carry out line, easy-to-connect,
Be conducive to improve operating efficiency.
Description of the drawings
Fig. 1 is the structure diagram that connecting terminal block fixes on circuit boards in the prior art；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is the use state diagram of the embodiment one of the utility model middle connecting terminal row's test connecting apparatus；
Fig. 4 is the right view of the connecting terminal block in Fig. 3；
Fig. 5 is the structure diagram of the embodiment two of the utility model middle connecting terminal row's test connecting apparatus；
Fig. 6 is the structure diagram of the embodiment three of the utility model middle connecting terminal row's test connecting apparatus.
Each reference numeral is corresponding entitled in figure：1- apparatus main bodies, 2- contact pin contacting pieces, 3- fixed arms, 4- grabs, 5-
Extraction wire, 6- conducting blocks, 7- middle conductors, 8- circuit boards, 9- connecting terminal blocks, 10- plug wire mouths, 11- shrapnels spin up mouth,
12- positioning surfaces.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
The embodiment of the utility model connecting terminal block test connecting apparatus is just like shown in Fig. 3 ~ Fig. 4, being a kind of for DCS
The connecting terminal block test connecting apparatus of power supply switch test, corresponding connecting terminal block 9 exempt from screw spring-piece type wiring for bilayer
Terminal.Connecting terminal block test connecting apparatus includes apparatus main body 1, and the side of apparatus main body 1 is step structure, and step structure is used
It coincide in the step surface shape that power supply terminal is equipped with connecting terminal block 9.The side that apparatus main body 1 is equipped with step structure is equipped with
Columnar contact pin contacting piece 2, contact pin contacting piece 2 form the conductive contact for being inserted into the plug wire mouth 10 on connecting terminal block 9
Part can realize the conducting with power supply terminal during use in top pressure to the power supply terminal in plug wire mouth 10.On each step
Contact pin contacting piece 2 is arranged in rows, and quantity is identical with the connection terminal quantity on connecting terminal block 9.
The fixed arm 3 for fixer body 1 is further respectively had on the length direction both sides of apparatus main body 1, this is fixed
Arm 3 is platy structure, and two fixed arms 3 arrange that each fixed arm 3 side close to each other is convexly equipped with described for being hooked into opposite directions
The grab 4 of the side of the back-to-back connection terminal block 9 of circuit board 8, grab 4 are formed for supplying 9 fixed circuit of connecting terminal block
The removable fixed releasable connection structure of plate 8.
In order to avoid connecting terminal block test connecting apparatus shakes during grafting, the step structure is used for and terminals
The step surface shape that son row 9 is equipped with power supply terminal is coincide, and can improve connection reliability.
Apparatus main body 1 is equipped with extraction wire 5 backwards to the side of conductive contact piece, and extraction wire 5 is equipped with more, with respectively leading
Electric contact piece corresponds, and is connected inside apparatus main body 1 by middle conductor 7, and every extraction wire 5 is respectively formed for test
The connection terminal of cable connection.Cable is connected by crocodile clip during general test, in order to which easy to connect and guarantee connection is reliable
Property, equipped with conducting block 6, the formation of conducting block 6 is conductively connected head for the end for test cable connection of extraction wire 5.In other realities
It applies in example, other forms can also be replaced with, such as when cable is connected by connection-peg, be conductively connected head by being conductively connected head
It could alternatively be the plug connection head equipped with jack.
When switching over test to DCS power supplys, by the contact pin contacting piece 2 of connecting terminal block test connecting apparatus towards wiring
Contact pin contacting piece 2 is inserted into the plug wire mouth 10 on connecting terminal block 9 by terminal block 9, continues to move to connecting terminal block test connection
Device, make in each 2 top pressure of contact pin contacting piece to each corresponding power supply terminal realize conducting, at this time the grab 4 on fixed arm 3 with
The form snapped connection is hooked into the side of the back-to-back connection terminal block 9 of the circuit board 8, realizes connecting terminal block test connection
The fixation of device, while ensure that contact pin contacting piece 2 is held on the power supply terminal on connecting terminal block 9.Then, using crocodile
It presss from both sides in sandwiched to conducting block 6, you can realize the connection of circuit.After the completion of test, slightly firmly make two fixed arms 3 separate, release
Grab 4 is snapped connection with circuit board 8, you can removes connecting terminal block test connecting apparatus.The test connection of this connecting terminal block
Device is equivalent to plug, and connecting terminal block is equivalent to socket, and when use, which is equivalent to, is directly pressed on plug on socket, operation letter
Just it is, efficient.
The embodiment two of the utility model connecting terminal block test connecting apparatus is as shown in figure 5, difference with embodiment one
Part is that the conductive contact piece in the present embodiment is laminated structure, can be contacted with the power supply terminal of shrapnel form, so as to increase
Large access area improves contact stabilization and reliability.
The embodiment three of the utility model connecting terminal block test connecting apparatus is as shown in fig. 6, difference with embodiment one
Part is that, in order to avoid contact pin contacting piece 2 is impaired in the present embodiment, the top and bottom end of the step structure are respectively equipped with use
Positioning surface 12 in top pressure to the connecting terminal block 9.It can be with wiring when the step structure on apparatus main body 1 uses at this time
Terminal block 9 is spaced.In other embodiments, positioning surface 12 can also be only adapted to circuit board 8.
In the other embodiment of the utility model, the releasable connection structure on connecting terminal block test connecting apparatus is sets
Put the mounting hole on fixed arm 3, apparatus main body 1 can be fixed on circuit board 8 by when use by mounting hole and screw.
In other embodiment, fixed arm 3 can also be arranged along the width direction of apparatus main body 1；It adopts when being screwed, fixed arm 3
One can only be set；Also, fixed arm can also be affixed directly on connecting terminal block, such as tightening is set on fixed arm
Screw is fixed to by holding screw on the side of connecting terminal block, sets card between connecting terminal block and fixed arm for another example
Buckle structure, it is fixed by snap on connecting terminal block.In addition, in other embodiments, according to the structure of connecting terminal block 9,
Conductive contact piece on apparatus main body 1 can also be arranged to more than three rows or only set row's conductive contact piece, during use
Multiple connecting terminal block test connecting apparatus are fixed on connecting terminal block 9.In addition, in other embodiments, apparatus main body and lead
Electric contact piece can not also be arranged to step structure, for example, apparatus main body is set as form that downside is burnishing surface, will be each
Conductive contact piece is set as the form of top flush with each other, can ensure conductive contact piece with connecing in apparatus main body fix in position
Power supply terminal conducting on line terminals row.Furthermore in other embodiments, the conductive contact piece may be for bullet
Property top pressure to power supply terminal on elastic contact pin, and for the connection terminal of test cable connection may be solid on apparatus main body 1
Surely the firm body being arranged on apparatus main body 1, and conductive contact piece and connection terminal can be integral structures.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, the technical solution recorded in foregoing embodiments can still be carried out the modification for being not required to make the creative labor or
Person carries out equivalent replacement to which part technical characteristic.Within the spirit and principle of the utility model, that is made any repaiies
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of connecting terminal block test connecting apparatus, it is characterised in that：Including apparatus main body, apparatus main body is equipped with to insert
Enter the conductive contact piece in the plug wire mouth on connecting terminal block and in top pressure to the power supply terminal in plug wire mouth, described device main body
On be additionally provided with connection terminal connect for the fixed arm of fixer body and for test cable, the fixed arm is equipped with use
In with connecting terminal block or for the removable fixed releasable connection structure of the fixed circuit board of connecting terminal block, the connection terminal
It is conductively connected with conductive contact piece.
2. connecting terminal block test connecting apparatus according to claim 1, it is characterised in that：The conductive contact piece is in platform
Scalariform arrangement is adapted to the power supply terminal arranged with stepped on connecting terminal block.
3. connecting terminal block test connecting apparatus according to claim 2, it is characterised in that：Apparatus main body is equipped with conduction
The side of contact is step structure, and the step structure is used to be equipped with the step surface shape of power supply terminal with connecting terminal block
It coincide.
4. connecting terminal block test connecting apparatus according to claim 3, it is characterised in that：The top of the step structure
The positioning surface in top pressure to the connecting terminal block or on the circuit board is respectively provided with bottom end.
5. the connecting terminal block test connecting apparatus according to claims 1 or 2 or 3, it is characterised in that：The conductive contact
Part is column structure or laminated structure.
6. the connecting terminal block test connecting apparatus according to claims 1 or 2 or 3, it is characterised in that：The conductive contact
Part is the elastic contact pin being pressed onto for elastic top on power supply terminal.
7. the connecting terminal block test connecting apparatus according to claims 1 or 2 or 3, it is characterised in that：The releasable connection
Structure is for supplying the removable fixed releasable connection structure of the fixed circuit board of connecting terminal block, the releasable connection structure setting
In the end of fixed arm.
8. connecting terminal block test connecting apparatus according to claim 7, it is characterised in that：The fixed arm is equipped with two
Only, two fixed arms are arranged in opposite directions, and each fixed arm side close to each other is convexly equipped with to be hooked into the circuit board backwards
The grab of the side of connecting terminal block, the releasable connection structure are formed by the grab.
9. the connecting terminal block test connecting apparatus according to claims 1 or 2 or 3, it is characterised in that：Described device main body
Extraction wire is equipped with, the connection terminal is formed by the extraction wire.
10. connecting terminal block test connecting apparatus according to claim 9, it is characterised in that：The confession of the extraction wire
The end of test cable connection, which is equipped with, is conductively connected head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721106081.9U CN207502658U (en) | 2017-08-31 | 2017-08-31 | A kind of connecting terminal block test connecting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721106081.9U CN207502658U (en) | 2017-08-31 | 2017-08-31 | A kind of connecting terminal block test connecting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207502658U true CN207502658U (en) | 2018-06-15 |
Family
ID=62498387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721106081.9U Expired - Fee Related CN207502658U (en) | 2017-08-31 | 2017-08-31 | A kind of connecting terminal block test connecting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207502658U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109425806A (en) * | 2017-08-31 | 2019-03-05 | 中国大唐集团科学技术研究院有限公司华中分公司 | Connecting terminal block test connecting apparatus |
| CN109445415A (en) * | 2018-10-29 | 2019-03-08 | 国家电网有限公司 | A kind of equipment for testing PLC I/O channel conversion accuracy |
-
2017
- 2017-08-31 CN CN201721106081.9U patent/CN207502658U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109425806A (en) * | 2017-08-31 | 2019-03-05 | 中国大唐集团科学技术研究院有限公司华中分公司 | Connecting terminal block test connecting apparatus |
| CN109445415A (en) * | 2018-10-29 | 2019-03-08 | 国家电网有限公司 | A kind of equipment for testing PLC I/O channel conversion accuracy |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20200831 |