CN204166662U - A kind of break pin signalling means - Google Patents
A kind of break pin signalling means Download PDFInfo
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- CN204166662U CN204166662U CN201420675538.8U CN201420675538U CN204166662U CN 204166662 U CN204166662 U CN 204166662U CN 201420675538 U CN201420675538 U CN 201420675538U CN 204166662 U CN204166662 U CN 204166662U
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- signalling means
- break
- break pin
- pin
- alarm circuit
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Abstract
The utility model embodiment provides a kind of break pin signalling means, comprise two leading-out wire connectors of end cover, insulation crust, signalling means ceramic pipe, the outlet of signalling means extension line, signalling means ceramic pipe, the break alarm circuit for carrying out break alarm is provided with in the centre that described insulation crust is hollow, the detection port of described break alarm circuit is provided with two connector lugs, and described two connector lugs are connected with two extension lines of described signalling means ceramic pipe; Described break alarm circuit is provided with warning device.When break pin is cut off, the LED be arranged on inside break pin signalling means is luminous, makes operator on duty can not only know signal alarm by shear pin signal device, and can see which signalling means luminescence just determines which break pin is cut off at a distance.
Description
Technical field
The application relates to the technology of hydro-turbo generator set water guide leaf mechanism, is specifically related to a kind of break pin signalling means.
Background technology
In prior art, break pin signalling means adopts pottery or crisp type to gather the stupid material of alkene and make, be divided into often open, normally closed type two kinds.Be mainly used in the signal-emitting element during break pin fracture of water turbine water guiding vane, for shear pin signal device provides signal alarm, be convenient to operator on duty and process in time.Signalling means is generally contained in the axial center hole of break pin.At present, break pin signalling means is inserted in the axial centre perforate of the stator break pin of the hydraulic turbine in general power station, its cardinal principle encounters jam object by stator stator in the process of switch break pin is cut off, thus axial center hole produces dislocation, cause break pin signalling means ceramic pipe broken, power station generally adopt multiple signalling means connect and form a pair normally closed contact, when series connection in certain signalling means ceramic pipe fragmentation after thus make loop disconnect realize report to the police.As shown in Figure 1, for the structural drawing of prior art break pin signalling means, comprise end cover 1, insulation crust 2, CJX type signalling means ceramic pipe 3, signalling means extension line outlet 4, signalling means ceramic pipe leading-out wire connector 5, signalling means ceramic pipe leading-out wire connector 6, be pottery manufacture and all-in-one-piece closed type break pin signalling means.
Traditional type of alarm is that general informing has one or more break pin to cut off and have no idea to distinguish and determine that the break pin of which guide vane is cut off in multiple guide vane.Therefore, generally, by one by one carrying out investigation above on-the-spot water distributor one by one, operator on duty will could determine that the break pin of which guide vane is cut off.Process problem bring difficulty to operator on duty, maintainer, in the very first time, can not determine which break pin is cut off.
Summary of the invention
In view of this, the utility model provides a kind of break pin to cut off the synchronous signal device that rear signalling means is sending signal and sends eye-catching LED light, makes operator on duty can see which signalling means luminescence just determines which break pin is cut off at a distance.
The utility model embodiment realizes like this, a kind of break pin signalling means, comprise two leading-out wire connectors of end cover, insulation crust, signalling means ceramic pipe, the outlet of signalling means extension line, signalling means ceramic pipe, the break alarm circuit for carrying out break alarm is provided with in the centre that described insulation crust is hollow, the detection port of described break alarm circuit is provided with two connector lugs, and described two connector lugs are connected with two extension lines of described signalling means ceramic pipe; Described break alarm circuit is provided with warning device.
Further, described warning device is LED.
Further, described LED adopts insertion slot type design and installation on described break alarm circuit.
Further, also comprise an involution switch, be arranged on described insulation crust, two connector lugs of described involution switch are connected with two connector lugs of described break alarm circuit respectively.
Further, described end cover is transparent end cap.
Further, described transparent end cap and described insulation crust adopt thread to be connected.
According to technique scheme, the utility model embodiment has following effect, LED lamplight flicker can be also sent by the synchronous signal device body cut off operator on duty sends alerting signal at break pin, which can tell break pin accurately and easily according to luminous situation to be cut off, only install a set of broken string LED light emission device of series connection and a luminous involution switch in break pin signalling means additional, structure is simple, convenient and practical.
Accompanying drawing explanation
By reading the detailed description done non-limiting example done with reference to the following drawings, the other features, objects and advantages of the application will become more obvious:
Fig. 1 shows the structural drawing of the break pin signalling means of prior art;
Fig. 2 shows the circuit diagram of the break alarm circuit that the application provides;
Fig. 3 shows the structural drawing of the break pin signalling means that the application provides.
Embodiment
Below in conjunction with drawings and Examples, the application is described in further detail.Be understandable that, specific embodiment described herein is only for explaining related invention, but not the restriction to this invention.It also should be noted that, for convenience of description, in accompanying drawing, illustrate only the part relevant to Invention.
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the application in detail in conjunction with the embodiments.
A kind of break alarm circuit diagram for break pin signalling means that the utility model embodiment provides, comprise a kind of break alarm circuit for break pin signalling means, comprise: power supply, warning device, on-off circuit, a resistance, an electric capacity and a, b two connector lugs, with described power sources in parallel after described warning device and switching circuit in series; With described power sources in parallel after described resistance and capacitances in series; The control end of described on-off circuit is connected between described resistance and electric capacity; Described connector lug and described Capacitance parallel connection, described two connector lugs are used for being connected with two extension lines of the signalling means ceramic pipe of break pin.
As shown in Figure 2, specifically, described on-off circuit is metal-oxide-semiconductor, and the grid of described metal-oxide-semiconductor is connected between described resistance and electric capacity, and described warning device is LED.Described LED adopts insertion slot type design and installation on described break alarm circuit.Described two connector lugs are connected with two connector lugs of the involution switch of described break pin signalling means respectively.It will be appreciated by those skilled in the art that above-mentioned metal-oxide-semiconductor is just for realizing switching function, equally also can use transistor or other controllable on-off circuits.
Specifically, a, b are two access connector lugs in broken string LED luminous signal circuit board, and CJX type signalling means ceramic pipe leading-out wire connector 5 and 6 is connected with a, b two connector lugs respectively and accessed.The contact connector lug 10 of luminous involution switch 9 is also connected with a, b two connector lugs respectively and is accessed.When break pin is not cut off, the wiring of CJX break pin signalling means ceramic tube inside is closure state, and broken string LED luminous circuit board 8 detects and do not break, and LED bulb is disconnected.When break pin is cut off, CJX type break pin signalling means is off state due to ceramic pipe its back panel wiring broken, and broken string LED luminous circuit board 8 detects broken string, and LED bulb is connected and sent high light.Now, at central control room, operator on duty not only knows that break pin is cut off in time, and now can also determine which break pin is cut off from the luminous situation of LED at once, when needs process stator jam problem, can click warning involution switch 9, after its normally opened contact 10 is closed, LED is extinguished.
Relate to its circuit theory as shown in Figure 2.By a, b two ends of the work extension line of CJX break pin signalling means ceramic pipe series connection place in circuit, when break pin is not cut off, because its signalling means ceramic tube inside wiring is closure state.Because a, b two ends are short circuit, make the grid of metal-oxide-semiconductor field effect transistor VT (using in this as a high-power electronic switch), the short circuit of the two poles of the earth, source, VT is in cut-off state, and now built-in LED bulb does not work without electricity.This alarm is in Micro Energy Lose at this moment and " waits for " state.The working current actual measurement of whole circuit only has 2mA.When break pin is cut off, the signalling means work extension line being connected in series a, b two ends causes break pin axial center hole to produce dislocation making signalling means ceramic pipe broken because break pin is cut off, its back panel wiring is off state, because a, b two ends are off, VT will obtain grid bias and saturation conduction, now LED obtains electric work luminescence, thus LED is ceaselessly shinny.(now only have by luminous involution switch, its junction closure, this LED just can be extinguished.)
According to the another aspect of the utility model embodiment, as shown in Figure 3, a kind of break pin signalling means is also provided, comprise two leading-out wire connectors of end cover, insulation crust, signalling means ceramic pipe, the outlet of signalling means extension line, signalling means ceramic pipe, be provided with any one break alarm circuit above-mentioned in the centre that described insulation crust is hollow.Also comprise an involution switch, be arranged on described insulation crust, two connector lugs of described involution switch are connected with two connector lugs of described break alarm circuit respectively.Described end cover is transparent end cap, and such LED light can send, and outside can be seen.Described transparent end cap and described insulation crust adopt thread to be connected.Described LED adopts insertion slot type design and installation on described break alarm circuit.
Specifically, turn on end cover 1, install in the centre that insulation crust 2 is hollow and place LED emitting bulb 7 and broken string LED luminous circuit board 8, the signalling means ceramic pipe leading-out wire connector 5 and 6 of CJX type signalling means ceramic pipe 3 is had bottom insulation crust, on the left of insulation crust 2, perforate fills a luminous involution switch 9 of miniature LED, there is one group of dynamic circuit connector switch wire connection head 10 in left side, LED emitting bulb 7 adopts slot to be connected with broken string LED luminous circuit board 8, transparent end cap 1 adopts thread to install with insulation crust 2, extension line outlet 4 is that the original outlet of signalling means retains wiring.
In a particular application, because insulation crust position, existing CJX-20 break pin signalling means upper end is hollow, install a set of broken string LED light emission device additional in insulation crust hollow part, light-emitting device mainly comprises broken string LED luminous circuit board and high light LED bulb.Insulation crust end cap adopts transparent red material to make.Luminous annunciator is generally arranged in the axial center hole of break pin, when axial center hole produces dislocation, signalling means ceramic pipe its normally closed contact cracked disconnects, now, the wire break alarm device installed additional of connecting with signalling means detects that the horse back that breaks sends the red high light of LED, thus operator on duty is determined at a glance fast, and the break pin of which guide vane is cut off.This luminous by break pin signalling means body, just can investigate at a distance and just can determine which break pin is by the method for cutting off, and personal safety power station being processed in time to hydraulic accident and operator on duty serves sound assurance.
More than describe and be only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art are to be understood that, invention scope involved in the application, be not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should be encompassed in when not departing from described inventive concept, other technical scheme of being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.Such as, disclosed in above-mentioned feature and the application but the technical characteristic being not limited to have similar functions replace mutually and the technical scheme formed.
Claims (6)
1. a break pin signalling means, comprise two leading-out wire connectors of end cover, insulation crust, signalling means ceramic pipe, the outlet of signalling means extension line, signalling means ceramic pipe, it is characterized in that, the break alarm circuit for carrying out break alarm is provided with in the centre that described insulation crust is hollow, the detection port of described break alarm circuit is provided with two connector lugs, and described two connector lugs are connected with two extension lines of described signalling means ceramic pipe; Described break alarm circuit is provided with warning device.
2. break pin signalling means according to claim 1, is characterized in that, described warning device is LED.
3. break pin signalling means according to claim 2, is characterized in that, described LED adopts insertion slot type design and installation on described break alarm circuit.
4., according to the arbitrary described break pin signalling means of claims 1 to 3, it is characterized in that, also comprise an involution switch, be arranged on described insulation crust, two connector lugs of described involution switch are connected with two connector lugs of described break alarm circuit respectively.
5., according to the arbitrary described break pin signalling means of claims 1 to 3, it is characterized in that, described end cover is transparent end cap.
6. break pin signalling means according to claim 5, is characterized in that, described transparent end cap and described insulation crust adopt thread to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675538.8U CN204166662U (en) | 2014-11-12 | 2014-11-12 | A kind of break pin signalling means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675538.8U CN204166662U (en) | 2014-11-12 | 2014-11-12 | A kind of break pin signalling means |
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| Publication Number | Publication Date |
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| CN204166662U true CN204166662U (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420675538.8U Expired - Fee Related CN204166662U (en) | 2014-11-12 | 2014-11-12 | A kind of break pin signalling means |
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| CN (1) | CN204166662U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831104A (en) * | 2018-08-22 | 2018-11-16 | 国网黑龙江省电力有限公司牡丹江水力发电总厂 | A kind of gravity triggering break pin signal measurement alarm element |
| CN110687852A (en) * | 2019-11-01 | 2020-01-14 | 国网四川省电力公司映秀湾水力发电总厂 | Ladder type shear pin annunciator based on parallel circuit |
| US11015993B2 (en) | 2019-10-02 | 2021-05-25 | Cnh Industrial America Llc | System and method for wirelessly monitoring the operational status of tools of an agricultural implement |
| US11506723B2 (en) | 2019-10-02 | 2022-11-22 | Cnh Industrial America Llc | System and method for monitoring the operational status of tools of an agricultural implement utilizing connectivity |
| US11707010B2 (en) | 2019-06-14 | 2023-07-25 | Cnh Industrial America Llc | System and method for monitoring the operational status of tools of an agricultural implement |
-
2014
- 2014-11-12 CN CN201420675538.8U patent/CN204166662U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831104A (en) * | 2018-08-22 | 2018-11-16 | 国网黑龙江省电力有限公司牡丹江水力发电总厂 | A kind of gravity triggering break pin signal measurement alarm element |
| CN108831104B (en) * | 2018-08-22 | 2020-05-29 | 国网黑龙江省电力有限公司牡丹江水力发电总厂 | Gravity-triggered shear pin signal measurement alarm element |
| US11707010B2 (en) | 2019-06-14 | 2023-07-25 | Cnh Industrial America Llc | System and method for monitoring the operational status of tools of an agricultural implement |
| US11015993B2 (en) | 2019-10-02 | 2021-05-25 | Cnh Industrial America Llc | System and method for wirelessly monitoring the operational status of tools of an agricultural implement |
| US11506723B2 (en) | 2019-10-02 | 2022-11-22 | Cnh Industrial America Llc | System and method for monitoring the operational status of tools of an agricultural implement utilizing connectivity |
| CN110687852A (en) * | 2019-11-01 | 2020-01-14 | 国网四川省电力公司映秀湾水力发电总厂 | Ladder type shear pin annunciator based on parallel circuit |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20161112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |