CN204570745U - Opening and closing anti-theft device is authorized in power cable well lid status real time monitor and a distant place - Google Patents
Opening and closing anti-theft device is authorized in power cable well lid status real time monitor and a distant place Download PDFInfo
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- CN204570745U CN204570745U CN201520249536.7U CN201520249536U CN204570745U CN 204570745 U CN204570745 U CN 204570745U CN 201520249536 U CN201520249536 U CN 201520249536U CN 204570745 U CN204570745 U CN 204570745U
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- well lid
- distant place
- resistance
- real time
- power cable
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Abstract
The utility model discloses a kind of power cable well lid status real time monitor and distant place mandate opening and closing anti-theft device, comprise well lid base, well lid, electric control lock, magnetic control relay and control circuit, at well lid base, four points are evenly set for one week, on two wherein relative points, installation two electric control locks move tapered end, installation two magnetic control relays on another two points, when well lid is fastened on well lid base, move tapered end opposite position with two electric control locks to install two and move tapered end with electric control lock and match and the quiet tapered end that can coincide, with two magnetic control relay opposite positions, two magnet are installed, electric control lock, magnetic control relay are electrically connected with control circuit respectively.The utility model is reasonable in design, structure is simple, it is strong to do interference, reliable in action, practical.This device, fully in conjunction with on-site actual situations, utilizes existing equipments resources, utilizes on-the-spot FTU and 48V dc source; Decrease new investment, create good Effectiveness and benefit.
Description
Technical field
The utility model relates to power cable well lid monitoring technical field of burglary prevention, is specifically related to a kind of power cable well lid status real time monitor and distant place mandate opening and closing anti-theft device.
Background technology
Along with the extensive use of power cable in company 10kV distribution and universal, the cable shaft quantity be distributed on cable trace is also rolling up, and for the 10kV circuit leader cable of a certain time 5kM in city, 5, ring main unit well, observes 3, well, reserved 3, the well of planning.Leader cable has 11 wells, be placed more than cable connector, cable hank in well and the transition cable of equipment connection.All these, be only separated by by a cable well lid and ground, the well lid especially near the public places such as market, the stream of people is more.Therefore, the importance strengthening cable well lid safe operation management is highlighted.And in real time " on-line monitoring " well lid open and-shut mode, avoid well lid " placement irregularity " to cause personnel to be strayed into cable shaft, prevent " arbitrarily entering cable shaft (work, destroy) ", become the requirement that opening and closing anti-theft device research and development problem is authorized in this power cable well lid status real time monitor and a distant place.
Summary of the invention
The purpose of this utility model is exactly the defect existed for prior art, provides a kind of power cable well lid status real time monitor and a distant place to authorize opening and closing anti-theft device.
Its technical scheme is: opening and closing anti-theft device is authorized in power cable well lid status real time monitor and a distant place, comprise well lid base, well lid, electric control lock, magnetic control relay and control circuit, at well lid base, four points are evenly set for one week, on two wherein relative points, installation two electric control locks move tapered end, installation two magnetic control relays on another two points, when well lid is fastened on well lid base, move tapered end opposite position with two electric control locks to install two and move tapered end with electric control lock and match and the quiet tapered end that can coincide, with two magnetic control relay opposite positions, two magnet are installed, described electric control lock, magnetic control relay are electrically connected with control circuit respectively, and the power supply of control circuit connects the dc source of ring main unit.
Wherein, described control circuit comprises auxiliary reclay, resistance, indicator lamp and change-over switch, one end after the contact series connection of described two magnetic control relays is connected with the moved end of auxiliary reclay contact and one end of dc source, its other end is connected with one end of auxiliary reclay, the normal-closed end of auxiliary reclay contact is connected with one end of the Chang Kaiduan of change-over switch and distant place control terminal, the normal-closed end of change-over switch is connected with the other end of distant place control terminal, the Chang Kaiduan of described auxiliary reclay contact is connected with one end of distant signal terminal and one end of indicator lamp, the other end of distant signal terminal is connected with one end of the first resistance, the other end of indicator lamp is connected with one end of the second resistance, one end after the power end of described two electric control locks is connected in parallel is connected with the moved end of change-over switch, the other end of its other end and the first resistance, the other end of the second resistance and the other end of dc source are connected.The voltage of described dc source is 48V.The resistance of described first resistance is 10 kilohms, and the resistance of the second resistance is 20 kilohms.Described indicator lamp is light emitting diode.Described auxiliary reclay is the direct current 48V relay at least with one group of intermediate contact.Described change-over switch is Automatic-reset single-pole double-throw type switch.
The utility model compared with prior art, has the following advantages: reasonable in design, structure is simple, it is strong to do interference, reliable in action, practical.This device, fully in conjunction with on-site actual situations, utilizes existing equipments resources, maximizes and plays its utilization rate; Such as utilize on-the-spot FTU and 48V dc source; Decrease new investment, create good Effectiveness and benefit.
Accompanying drawing explanation
Fig. 1 is structural representation and the circuit connection diagram of a kind of embodiment of the utility model.
Detailed description of the invention
With reference to Fig. 1, opening and closing anti-theft device is authorized in a kind of power cable well lid status real time monitor and a distant place, comprise well lid base 1, well lid 2, electric control lock 3, magnetic control relay 4 and control circuit 5, at well lid base, four points are evenly set for 1 one weeks, the dynamic tapered end 31 of installation two electric control locks 3 on two wherein relative points, installation two magnetic control relays 4 on another two points, when well lid 2 is fastened on well lid base 1, install two with dynamic tapered end 31 opposite position of two electric control locks 3 to move tapered end with electric control lock and match and the quiet tapered end 32 that can coincide, with two magnetic control relay 4 opposite positions, two magnet 6 are installed, described electric control lock 3, magnetic control relay 4 are electrically connected with control circuit 5 respectively, and the power supply of control circuit 5 connects the dc source 7 of ring main unit.Described control circuit 5 comprises auxiliary reclay 51, resistance 52-53, indicator lamp 54 and change-over switch 55, one end after the contact series connection of described two magnetic control relays 4 is connected with the moved end of auxiliary reclay contact 51-1 and one end of dc source 7, its other end is connected with one end of auxiliary reclay 51, the normal-closed end of auxiliary reclay contact 51-1 is connected with one end of the Chang Kaiduan of change-over switch 55 and distant place control terminal 8, the normal-closed end of change-over switch 55 is connected with the other end of distant place control terminal 8, the described Chang Kaiduan of auxiliary reclay contact 51-1 is connected with one end of one end of distant signal terminal 9 and indicator lamp 54, the other end of distant signal terminal 9 is connected with one end of the first resistance 52, the other end of indicator lamp 54 is connected with one end of the second resistance 53, one end after the power end of described two electric control locks 3 is connected in parallel is connected with the moved end of change-over switch 55, the other end of its other end and the first resistance 52, the other end of the second resistance 53 and the other end of dc source 7 are connected.The voltage of described dc source 7 is 48V.The resistance of described first resistance 52 is 10 kilohms, and the resistance of the second resistance 53 is 20 kilohms.Described indicator lamp 54 is light emitting diode.Described auxiliary reclay 51 is the direct current 48V relay at least with one group of intermediate contact.Described change-over switch 55 is Automatic-reset single-pole double-throw type switch.
In the utility model, described distant place control terminal 8 is the gauge tap for being connected to control room, a distant place, controls the unlatching of well lid for a distant place; Described distant signal terminal 9 is the indicator lamp for being connected to control room, a distant place, is used to indicate the unlatching whether state of well lid, is convenient to monitor management.
The principle of the utility model device:
(1) when well lid is closed, iron block 6 on well lid is had an effect with magnetic control relay 4, magnetic control relay 4 contact is off state, therefore, auxiliary reclay 5 not excitation, indicator lamp 54 does not work, distant signal terminal 9 does not also distally send voltage signal, now, operation circuit is open, a distant place can control the opening and closing of well lid by distant place control terminal 8, change-over switch 55 is switched to this locality, (change-over switch 55 is Automatic-reset single-pole double-throw type switch in electric control lock 3 i.e. action, change-over switch normally keeps in " distant place ", " this locality " can only manual operation, immediately return, can not keep).
(2) when well lid is opened, magnetic control relay 4 contact is closure state, therefore, auxiliary reclay 5 excitation, indicator lamp 54 is bright, and instruction well lid 2 is in opening, distant signal terminal 9 also distally sends voltage signal, now, operation circuit is blocked, and a distant place can not control the opening and closing of well lid by distant place control terminal 8.
(3) before well lid is not closed, a distant place and local control (switching) switch, all can not control electromagnetic lock 3.
The utility model is reasonable in design, structure is simple, it is strong to do interference, reliable in action, practical.This device, fully in conjunction with on-site actual situations, utilizes existing equipments resources, maximizes and plays its utilization rate; Such as utilize on-the-spot FTU and 48V dc source; Decrease new investment, create good Effectiveness and benefit.
Claims (7)
1. opening and closing anti-theft device is authorized in power cable well lid status real time monitor and a distant place, comprise well lid base, well lid, electric control lock, magnetic control relay and control circuit, it is characterized in that: at well lid base, four points are evenly set for one week, on two wherein relative points, installation two electric control locks move tapered end, installation two magnetic control relays on another two points, when well lid is fastened on well lid base, move tapered end opposite position with two electric control locks to install two and move tapered end with electric control lock and match and the quiet tapered end that can coincide, with two magnetic control relay opposite positions, two magnet are installed, described electric control lock, magnetic control relay are electrically connected with control circuit respectively, and the power supply of control circuit connects the dc source of ring main unit.
2. opening and closing anti-theft device is authorized in power cable well lid status real time monitor according to claim 1 and a distant place, it is characterized in that: described control circuit comprises auxiliary reclay, resistance, indicator lamp and change-over switch, one end after the contact series connection of described two magnetic control relays is connected with the moved end of auxiliary reclay contact and one end of dc source, its other end is connected with one end of auxiliary reclay, the normal-closed end of auxiliary reclay contact is connected with one end of the Chang Kaiduan of change-over switch and distant place control terminal, the normal-closed end of change-over switch is connected with the other end of distant place control terminal, the Chang Kaiduan of described auxiliary reclay contact is connected with one end of distant signal terminal and one end of indicator lamp, the other end of distant signal terminal is connected with one end of the first resistance, the other end of indicator lamp is connected with one end of the second resistance, one end after the power end of described two electric control locks is connected in parallel is connected with the moved end of change-over switch, the other end of its other end and the first resistance, the other end of the second resistance and the other end of dc source are connected.
3. opening and closing anti-theft device is authorized in power cable well lid status real time monitor according to claim 1 and 2 and a distant place, it is characterized in that: the voltage of described dc source is 48V.
4. opening and closing anti-theft device is authorized in power cable well lid status real time monitor according to claim 2 and a distant place, and it is characterized in that: the resistance of described first resistance is 10 kilohms, the resistance of the second resistance is 20 kilohms.
5. opening and closing anti-theft device is authorized in power cable well lid status real time monitor according to claim 2 and a distant place, it is characterized in that: described indicator lamp is light emitting diode.
6. opening and closing anti-theft device is authorized in power cable well lid status real time monitor according to claim 2 and a distant place, it is characterized in that: described auxiliary reclay is the direct current 48V relay at least with one group of intermediate contact.
7. opening and closing anti-theft device is authorized in power cable well lid status real time monitor according to claim 2 and a distant place, it is characterized in that: described change-over switch is Automatic-reset single-pole double-throw type switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520249536.7U CN204570745U (en) | 2015-04-23 | 2015-04-23 | Opening and closing anti-theft device is authorized in power cable well lid status real time monitor and a distant place |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520249536.7U CN204570745U (en) | 2015-04-23 | 2015-04-23 | Opening and closing anti-theft device is authorized in power cable well lid status real time monitor and a distant place |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204570745U true CN204570745U (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520249536.7U Expired - Fee Related CN204570745U (en) | 2015-04-23 | 2015-04-23 | Opening and closing anti-theft device is authorized in power cable well lid status real time monitor and a distant place |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204570745U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109814170A (en) * | 2018-12-30 | 2019-05-28 | 黑龙江建筑职业技术学院 | A kind of municipal administration inspection shaft safety monitoring assembly |
-
2015
- 2015-04-23 CN CN201520249536.7U patent/CN204570745U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109814170A (en) * | 2018-12-30 | 2019-05-28 | 黑龙江建筑职业技术学院 | A kind of municipal administration inspection shaft safety monitoring assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150819 Termination date: 20160423 |