CN205944467U - Binding post with current -voltage conversion functions - Google Patents
Binding post with current -voltage conversion functions Download PDFInfo
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- CN205944467U CN205944467U CN201620928323.1U CN201620928323U CN205944467U CN 205944467 U CN205944467 U CN 205944467U CN 201620928323 U CN201620928323 U CN 201620928323U CN 205944467 U CN205944467 U CN 205944467U
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- terminals
- binding post
- negative pole
- power supply
- positive terminal
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Abstract
The utility model relates to an electric elements connection technology field, especially, relate to a binding post with current -voltage conversion functions, binding post is equipped with two at least wiring end groups that wiring terminal number volume is the same, every wiring end group is equipped with five wiring ends at least, the first power supply positive terminal through the mutual short circuit of metal short circuit spare is drawn together to the wiring hand ladle, second power supply positive terminal, the test channel positive terminal, the first wiring of resistance end, the test channel negative pole end that still includes mutual short circuit, resistance second wiring end, the changer positive terminal, the changer negative pole end that still includes mutual short circuit, first power supply negative pole end, second power supply negative pole end, the utility model discloses has the available short circuit piece of special feeder ear and cascade, can become the collectable voltage signal of test system through standard resistance with the current signal that multiple changer produced, and this binding post realizes the connection of transfer circuit in inside that the range is changed to the external easy checksum of resistance, makes things convenient for field usage and maintenance.
Description
Technical field
This utility model is related to electrical equipment interconnection technique field, and more particularly, to a kind of have current/voltage translation function
Binding post.
Background technology
At present, aero-engine and its component test need to measure multiple letters such as pressure, differential pressure, temperature, flow, rotating speed
Number, the signal that test instrumentation gathers can be transformed into the current signal of 4～20mA by the transmitter that testing ground uses, but test system
The range of system mostly is voltage, and the current signal of the therefore generation such as temperature transmitter, pressure transmitter, effusion meter needs to be transformed into electricity
Pressure signal.
In order to adapt to, aero-engine and its component test test signal be quick, Accurate translation problem, the side adopting at present
Method is the method overlapping translation circuit using binding post in test cabinet；But conventional binding post due to back panel wiring end it
Between annexation the reason, only there is connection function, do not possess signal transformation functionality, lead to circuit lead and resistance exposed and connect
Line is complicated, is unfavorable for on-site maintenance and failture evacuation；In addition, binding post is usually strip, logical on same vertical direction
The binding post quantity ratio often connecting is relatively limited, and volume is larger in the straight direction to lead to binding post, and, string configuration
Binding post can make connect after conductor layouts more intensive, be not easily distinguishable and safeguard.
Utility model content
For overcoming defect at least the one of above-mentioned prior art presence, this utility model provides one kind and has current/voltage
The binding post of translation function.
A kind of binding post with current/voltage translation function that this utility model provides, described binding post is multilamellar
Terminal, including being provided with least two row terminals quantity identical group of terminals, each column group of terminals is provided with least five terminals,
The first power supply positive terminal that the terminals of wherein string group of terminals include being arranged in order, TCH test channel positive terminal, resistance first
Terminals, transmitter negative pole end, the first power supply negative pole end, another row group of terminals includes the second power supply positive pole being arranged in order
End, TCH test channel negative pole end, resistance second terminals, transmitter positive terminal, the second power supply negative pole end；
Described first power supply positive terminal, the second power supply positive terminal, TCH test channel positive terminal, resistance first terminals pass through gold
Belong to the mutual short circuit of short circuit part；Described TCH test channel negative pole end, resistance second terminals, transmitter positive terminal pass through metal short circuit part
Mutually short circuit；Described transmitter negative pole end, the first power supply negative pole end, the second power supply negative pole end are mutually short by metal short circuit part
Connect.
Preferably, the number of plies of binding post is three layers, and the group of terminals columns of binding post is two row, each column group of terminals
It is provided with five terminals, be so the volume in order to minimize binding post on the basis of realizing current/voltage translation function,
Material-saving and space.
Preferably, the base of binding post is provided with DIN guide rail draw-in groove, is used for being fixed on DIN guide rail.
Preferably, metal short circuit part adopts tinsel, and tinsel is arranged on inside binding post, internal real in binding post
The translation function of existing current/voltage, is not take up the terminals of outside, makes that wiring is simpler, easy care.
This utility model provides a kind of binding post with current/voltage translation function, has special feeder ear and can use
Metal short circuit piece is cascaded, the current signal that can produce multiple to temperature transmitter, pressure transmitter, effusion meter etc. transmitters
The collectable voltage signal of test system is become by measuring resistance, and the company of translation circuit internally realized by this binding post
Connect, the electronic devices and components such as resistance are external to be easy to check and change range, facilitates onsite application and maintenance.
Brief description
Fig. 1 is the top view of the binding post with current/voltage translation function；
Fig. 2 is the inside connection figure of the binding post with current/voltage translation function；
Fig. 3 is the side view of the binding post with current/voltage translation function.
Description of reference numerals：First power supply positive terminal 1, the second power supply positive terminal 2, TCH test channel positive terminal 3, TCH test channel
Negative pole end 4, resistance the first terminals 5, resistance the second terminals 6, transmitter negative pole end 7, transmitter positive terminal 8, the first power supply
Negative pole end 9, the second power supply negative pole end 10, DIN guide rail draw-in groove 11.
Specific embodiment
With reference to specific embodiment, this utility model is illustrated.
Specific embodiment：
As shown in figure 1, binding post comprises two row group of terminals, each column terminals for three layers of binding post, binding post
Group comprises five terminals, and the first power supply positive terminal 1 that the terminals of wherein string group of terminals include being arranged in order, test are logical
Road positive terminal 3, resistance the first terminals 5, transmitter negative pole end 7, first power supply negative pole end 9, another row group of terminals include according to
Second power supply positive terminal 2 of secondary arrangement, TCH test channel negative pole end 4, resistance the second terminals 6, transmitter positive terminal 8, second supply
Electric negative pole end 10.
Outside binding post, power supply positive terminal 1 and power supply negative pole end 10 are connected with the positive pole of external power source and negative pole respectively
Connect, realize the power supply to transmitter；TCH test channel positive terminal 3 and TCH test channel negative pole end 4 respectively with the positive pole of TCH test channel and
Negative pole connects, and realizes output and the measurement of voltage；Resistance the first terminals 5 and resistance the second terminals 6 respectively with measuring resistance
Two ends connect, and realize the conversion of current/voltage, measuring resistance herein can be changed according to the different ranges of TCH test channel；Pick-up
Device positive terminal 8 and transmitter negative pole end 7 connect positive pole and the negative pole of transmitter respectively.
As shown in Fig. 2 inside binding post, by the first power supply positive terminal 1, second power supply positive terminal 2, TCH test channel just
Extreme 3, resistance the first terminals 5 pass through the mutual short circuit of tinsel；By TCH test channel negative pole end 4, resistance the second terminals 6, become
Device positive terminal 8 is sent to pass through the mutual short circuit of tinsel；By transmitter negative pole end 7, first power supply negative pole end 9, second power supply negative pole end
10 pass through the mutual short circuit of tinsel, during short circuit should to wiring trend wiry, thickness, position etc. be considered it is ensured that inside
Circuit will not be in the local short circuit in addition to the place except above-mentioned short circuit.
As shown in figure 3, DIN guide rail draw-in groove 11 is additionally provided with the base of binding post, for being fixed on binding post
On guide rail, increase binding post reliability and versatility.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model does not limit to
In this, any those familiar with the art in the technical scope that this utility model discloses, the change that can readily occur in
Change or replace, all should cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with described
Scope of the claims is defined.
Claims (4)
1. a kind of binding post with current/voltage translation function, described binding post is for multilamellar terminal it is characterised in that institute
State binding post and be provided with least two row terminals quantity identical group of terminals, each column group of terminals is provided with least five wiring
End, the first power supply positive terminal (1) that the terminals of wherein string group of terminals include being arranged in order, TCH test channel positive terminal (3),
Resistance first terminals (5), transmitter negative pole end (7), the first power supply negative pole end (9), another row group of terminals includes arranging successively
Second power supply positive terminal (2) of row, TCH test channel negative pole end (4), resistance second terminals (6), transmitter positive terminal (8), the
Two power supplies negative pole end (10)；
Described first power supply positive terminal (1), the second power supply positive terminal (2), TCH test channel positive terminal (3), resistance first terminals
(5) pass through the mutual short circuit of metal short circuit part；Described TCH test channel negative pole end (4), resistance second terminals (6), transmitter positive pole
The mutual short circuit of metal short circuit part is passed through at end (8)；Described transmitter negative pole end (7), the first power supply negative pole end (9), the second power supply are negative
Extremely (10) pass through the mutual short circuit of metal short circuit part.
2. the binding post with current/voltage translation function according to claim 1 is it is characterised in that described terminals
The number of plies of son is three layers, and the group of terminals columns of described binding post is two row, and group of terminals described in each column is provided with five wiring
End.
3. the binding post with current/voltage translation function according to claim 1 is it is characterised in that described terminals
The base of son is provided with DIN guide rail draw-in groove (11).
4. the binding post with current/voltage translation function according to claim 1 is it is characterised in that described metal is short
Fitting is tinsel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620928323.1U CN205944467U (en) | 2016-08-23 | 2016-08-23 | Binding post with current -voltage conversion functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620928323.1U CN205944467U (en) | 2016-08-23 | 2016-08-23 | Binding post with current -voltage conversion functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205944467U true CN205944467U (en) | 2017-02-08 |
Family
ID=57951338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620928323.1U Active CN205944467U (en) | 2016-08-23 | 2016-08-23 | Binding post with current -voltage conversion functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205944467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489662A (en) * | 2018-04-26 | 2018-09-04 | 广东蓄能发电有限公司 | A kind of pressure transmitter interface switching device |
-
2016
- 2016-08-23 CN CN201620928323.1U patent/CN205944467U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489662A (en) * | 2018-04-26 | 2018-09-04 | 广东蓄能发电有限公司 | A kind of pressure transmitter interface switching device |
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| GR01 | Patent grant |