CN207366704U - With relay rapid detection apparatus directly perceived in hand-held tunnel - Google Patents
With relay rapid detection apparatus directly perceived in hand-held tunnel Download PDFInfo
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- CN207366704U CN207366704U CN201721459097.8U CN201721459097U CN207366704U CN 207366704 U CN207366704 U CN 207366704U CN 201721459097 U CN201721459097 U CN 201721459097U CN 207366704 U CN207366704 U CN 207366704U
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- relay
- socket
- input terminal
- light emitting
- emitting diode
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Abstract
With relay rapid detection apparatus directly perceived in a kind of hand-held tunnel, power module including multiple-way supply, power supply selecting module, relay installs link block, testing result indicating module, the power module of the multiple-way supply includes the transformer that a Ge Yu cities are electrically connected, transformer output terminal is parallel with two 12V bridge rectifiers and 24V bridge rectifiers, the power supply selecting module includes two input terminal ganged switches, the input terminal of first input end ganged switch is connected with the 12V voltage points and 24V voltage points respectively, the relay installation link block includes relay socket, test switch, principle is simple, component is few, cost is low, head is small, handheld device（It is more convenient）, test when intuitively shown by light emitting diode, be easy to operate（It is easy to learn and use）, have a wide range of application, Detection accuracy it is high (basically reaching more than 99%), the electrical equipment in tunnel can be given to provide fault detect and adjusting promptly and accurately, ensure that the electrical equipment in tunnel can enable at any time when needing and using.
Description
Technical field
The technical field of the routine servicing of electrical equipment and detection instrument in city tunnel is the utility model is related to, especially
It is with relay rapid detection apparatus directly perceived in hand-held tunnel.
Background technology
The city tunnel that people are frequently seen is vcehicular tunnel, and vcehicular tunnel is usually the antiarch shape sinking to ground lower part
Structure, tunnel both ends are connected with the highway on ground, are usually unlimited outdoor at tunnel face, since the vehicle flowrate in tunnel is big,
Therefore lighting system, alarm system, traffic information delivery system, drainage system, ventilating system etc., whole tunnel are internally provided with
All it is electricity consumption in each system being inside related to complete work, and needs to carry out remote control and monitoring, therefore can uses big
The relay of amount, as drainage system, ventilating system, alarm system etc. are long-term standby, relay in itself need not be every
It is all acted, and in addition tunnel is located underground, and moisture is bigger, in this moist for the relay being failure to actuate for a long time
Under environment, it is easier to the failure of contact closure connection is had an impact, to cisco unity malfunction on the contrary during the real work, schedule
Maintenance is usually to in-site measurement once coil resistance, measures a lower contact, belongs to static detection, and off working state
Dynamic detection, can not really judge the quality of relay, and sometimes the relay of testing result preferably is in subsequent use
During or it is bad, therefore this problem have it is to be solved.
Utility model content
To solve the above problems, the utility model proposes in a kind of hand-held tunnel with relay fast detector directly perceived
Device.
The technical solution of the utility model is：With relay rapid detection apparatus directly perceived in a kind of hand-held tunnel, including
Power module, power supply selecting module, relay installation link block, the testing result indicating module of multiple-way supply, it is characterized in that：
The power module of the multiple-way supply includes the transformer that a Ge Yu cities are electrically connected, and transformer output terminal is parallel with
Two 12V bridge rectifiers and 24V bridge rectifiers, two bridge rectifiers export after being connected to voltage stabilizing chip
12V voltage points and 24V voltage points；
The power supply selecting module includes two input terminal ganged switches, the input terminal point of first input end ganged switch
It is not connected with the 12V voltage points and 24V voltage points；The input terminal of second input terminal ganged switch connects alternating current respectively
With the output terminal of first input end ganged switch, the relay installation that the output terminal connection of the second input terminal ganged switch is described connects
Connection module, the output terminal of such second input terminal ganged switch is the output terminal of power supply selecting module, can export 12V and
24V direct currents, one can export alternating current 220V alternating currents.
The relay installation link block includes relay socket, test switch, is wrapped in the relay socket
Include：
There are two to be used to connecting the coil sockets of relay coil pin, two coil sockets by test switch with it is described
The second input terminal ganged switch output terminal connection；
It is useful for several common port sockets of connection relay common port pin, common port socket connection 12V voltages
The zero potential of contact,
If it is useful for several normally closed sockets of connection relay normally closed contact pin and connects relay normally open contact
Normally opened socket is done,
The pin of relay is corresponding during use is inserted into socket.
The testing result indicating module includes being in juxtaposition and its cathode passes through described in indicating module switch connection
12V voltage points 12V current potentials several light emitting diodes, the anode of each light emitting diode respectively with it is above-mentioned each
Normally closed socket is connected with normally opened socket by conducting wire.So light emitting diode just with the normally-closed contact and normally opened contact in relay
Series circuit is formed, the quality of each contact in relay can be judged by the on and off of light emitting diode.
Preferably, the light emitting diode is even number, and half is emitting red light diode, and half is green emitting two
Level pipe, red light emitting diodes and green emitting diode connect normally closed socket and normally opened socket respectively
Preferably, the relay socket includes in parallel two, and one is 14 foot relay sockets, another is 8
Foot relay socket, the light emitting diode of corresponding testing result indicating module are also classified into two groups, and one group is 8, and another group is 4
It is a.
Preferably, the anode of each light emitting diode is in series with a current-limiting resistance.
The technique effect of the utility model
Principle is simple, component is few, cost is low, head is small, handheld device（It is more convenient）, test when pass through light emitting diode
It is directly perceived to show, is easy to operate（It is easy to learn and use）, have a wide range of application, Detection accuracy it is high (basically reaching more than 99%), can give
Electrical equipment in tunnel provides fault detect and adjusting promptly and accurately, ensures the electrical equipment in tunnel when needing to use
It can enable at any time.
Brief description of the drawings
Fig. 1 is the circuit diagram of the power module of the utility model；
Fig. 2 is the power supply selecting module circuit diagram of the utility model；
Fig. 3 is that the relay of the utility model installs link block circuit diagram；
Fig. 4 is the testing result indicating module circuit diagram of the utility model.
Embodiment
Embodiment one：Referring to Fig. 1-4, with relay rapid detection apparatus directly perceived in a kind of hand-held tunnel in figure, including
Power module, power supply selecting module, relay installation link block, the testing result indicating module of multiple-way supply, it is characterized in that：
The power module of the multiple-way supply includes the transformer that a Ge Yu cities are electrically connected, and transformer output terminal is parallel with
Two 12V bridge rectifiers and 24V bridge rectifiers, two bridge rectifiers export after being connected to voltage stabilizing chip
12V voltage points and 24V voltage points；
The power supply selecting module includes two input terminal ganged switches, the input terminal point of first input end ganged switch
It is not connected with the 12V voltage points and 24V voltage points；The input terminal of second input terminal ganged switch connects alternating current respectively
With the output terminal of first input end ganged switch, the relay installation that the output terminal connection of the second input terminal ganged switch is described connects
Connection module, the output terminal of such second input terminal ganged switch is the output terminal of power supply selecting module, can export 12V and
24V direct currents, one can export alternating current 220V alternating currents.
The relay installation link block includes relay socket, test switch, is wrapped in the relay socket
Include：
There are two to be used to connecting the coil sockets of relay coil pin, two coil sockets by test switch with it is described
The second input terminal ganged switch output terminal connection；
It is useful for several common port sockets of connection relay common port pin, common port socket connection 12V voltages
The zero potential of contact,
If it is useful for several normally closed sockets of connection relay normally closed contact pin and connects relay normally open contact
Normally opened socket is done,
The pin of relay is corresponding during use is inserted into socket.
The testing result indicating module includes being in juxtaposition and its cathode passes through described in indicating module switch connection
12V voltage points 12V current potentials several light emitting diodes, the anode of each light emitting diode respectively with it is above-mentioned each
Normally closed socket is connected with normally opened socket by conducting wire.So light emitting diode just with the normally-closed contact and normally opened contact in relay
Series circuit is formed, the quality of each contact in relay can be judged by the on and off of light emitting diode.
The light emitting diode is even number, and half is emitting red light diode, and half is green emitting diode, red
Color light emitting diode and green emitting diode connect normally closed socket and normally opened socket respectively.
The relay socket includes in parallel two, and one is 14 foot relay sockets, another is 8 foot relays
Socket, the light emitting diode of corresponding testing result indicating module are also classified into two groups, and one group is 8, and the 8 of corresponding 14 foot relays
A contact；Another group is 4,4 contacts of corresponding 8 foot relays.
The anode of each light emitting diode is in series with a current-limiting resistance, for protecting light emitting diode.
The detecting instrument can tackle the DC relay of different voltages, moreover it is possible to tackle AC relay, while can be with
The detection scene carried with into tunnel is detected relay, the alternating current of 220V on joint connection in site, that is, operable,
After relay to be detected is inserted into the relay socket of the instrument, display module switch is first pressed, presses test switch
Afterwards connect relay coil, its normally opened contact closure, at this time observation be connected with normally opened contact light emitting diode it is whether bright
Get up, that, which does not work, proves that contact is problematic, and the light emitting diode being connected with normally-closed contact is observed after disconnecting test switch
Whether light, that, which does not work, proves that contact is problematic, repeatedly more by test switch several times, can repeatedly observe, so
Dynamic stability situation with regard to that can judge this relay, avoids the unreliable problem of the result that single detects from occurring.
The technical solution of this patent can be applicable to other in addition to the relay test in tunnel presented hereinbefore
The detection of the relay of conjunction.
Claims (4)
1. selected in a kind of hand-held tunnel with relay rapid detection apparatus directly perceived, including the power module of multiple-way supply, power supply
Module, relay installation link block, testing result indicating module are selected, it is characterized in that：
The power module of the multiple-way supply includes the transformer that a Ge Yu cities are electrically connected, and transformer output terminal is parallel with two
12V bridge rectifiers and 24V bridge rectifiers, two bridge rectifiers export 12V after being connected to voltage stabilizing chip
Voltage point and 24V voltage points；
The power supply selecting module includes two input terminal ganged switches, the input terminal of first input end ganged switch respectively with
The 12V voltage points are connected with 24V voltage points；The input terminal of second input terminal ganged switch connects alternating current and respectively
The output terminal of one input terminal ganged switch, the relay installation that the output terminal connection of the second input terminal ganged switch is described connect mould
Block；
The relay installation link block includes relay socket, test switch, and the relay socket includes：
There are two to be used to connecting the coil sockets of relay coil pin, two coil sockets are by testing switch and described the
The output terminal connection of two input terminal ganged switches；
It is useful for several common port sockets of connection relay common port pin, common port socket connection 12V voltage points
Zero potential,
It is useful for several normally closed sockets of connection relay normally closed contact pin and connects some normal of relay normally open contact
Open socket,
The testing result indicating module includes being in juxtaposition and its cathode passes through the indicating module switch connection 12V
Several light emitting diodes of the 12V current potentials of voltage point, the anode of each light emitting diode respectively with it is above-mentioned each normally closed
Socket is connected with normally opened socket by conducting wire.
2. with relay rapid detection apparatus directly perceived in hand-held tunnel according to claim 1, it is characterized in that：Described
Light emitting diode is even number, and half is emitting red light diode, and half is green emitting diode, red light emitting diodes and
Green emitting diode connects normally closed socket and normally opened socket respectively.
3. with relay rapid detection apparatus directly perceived in hand-held tunnel according to claim 1, it is characterized in that：Described
Relay socket includes in parallel two, and one is 14 foot relay sockets, another is 8 foot relay sockets, corresponding inspection
The light emitting diode for surveying result indicating module is also classified into two groups, and one group is 8, and another group is 4.
4. with relay rapid detection apparatus directly perceived in hand-held tunnel according to claim 1, it is characterized in that：Described
The anode of each light emitting diode is in series with a current-limiting resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721459097.8U CN207366704U (en) | 2017-11-06 | 2017-11-06 | With relay rapid detection apparatus directly perceived in hand-held tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721459097.8U CN207366704U (en) | 2017-11-06 | 2017-11-06 | With relay rapid detection apparatus directly perceived in hand-held tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207366704U true CN207366704U (en) | 2018-05-15 |
Family
ID=62345484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721459097.8U Expired - Fee Related CN207366704U (en) | 2017-11-06 | 2017-11-06 | With relay rapid detection apparatus directly perceived in hand-held tunnel |
Country Status (1)
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| CN (1) | CN207366704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107656199A (en) * | 2017-11-06 | 2018-02-02 | 郑州市城市隧道综合管理养护中心 | With relay rapid detection apparatus directly perceived and its detection method in hand-held tunnel |
-
2017
- 2017-11-06 CN CN201721459097.8U patent/CN207366704U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107656199A (en) * | 2017-11-06 | 2018-02-02 | 郑州市城市隧道综合管理养护中心 | With relay rapid detection apparatus directly perceived and its detection method in hand-held tunnel |
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| Date | Code | Title | Description |
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| 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: 20180515 Termination date: 20201106 |