CN113991867A - Backflow cable anti-theft monitoring equipment - Google Patents
Backflow cable anti-theft monitoring equipment Download PDFInfo
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- CN113991867A CN113991867A CN202111335195.1A CN202111335195A CN113991867A CN 113991867 A CN113991867 A CN 113991867A CN 202111335195 A CN202111335195 A CN 202111335195A CN 113991867 A CN113991867 A CN 113991867A
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- cable
- bevel gear
- metal box
- backflow
- fixedly connected
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 claims abstract description 41
- 238000012806 monitoring device Methods 0.000 claims abstract description 21
- 230000002265 prevention Effects 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 230000006698 induction Effects 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims abstract description 7
- 230000001939 inductive effect Effects 0.000 claims abstract description 6
- 210000001503 joint Anatomy 0.000 claims description 19
- 239000005341 toughened glass Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000003032 molecular docking Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000036961 partial effect Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000009429 distress Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention relates to a backflow cable anti-theft monitoring device, which comprises: a return cable and a terminal. The wiring terminal is arranged at the backflow cable. Return current cable theftproof monitoring facilities still includes: a rotation prevention mechanism. The rotation prevention mechanism includes: the device comprises a metal box, a driving motor, a driving bevel gear, a linkage bevel gear, an annular guide rail, a laser induction switch and a protection steel wire. The metal box is fixedly connected to the return cable. The driving motor is fixedly connected to the metal box. The driving bevel gear is fixedly connected to a main shaft end of the driving motor. The annular guide rail is fixedly connected to the metal box in a surrounding manner. The linkage bevel gear is rotationally connected to the annular guide rail. The driving bevel gear is meshed with the linkage bevel gear. The laser induction switches are distributed around the metal box at equal intervals. Each laser inductive switch is electrically connected with the driving motor. The protective steel wire is connected between the linkage bevel gears. The backflow cable protection device has the beneficial effects that the backflow cable is conveniently protected, and the backflow cable is prevented from being stolen.
Description
Technical Field
The invention relates to the technical field of cable backflow cables, in particular to backflow cable anti-theft monitoring equipment.
Background
The return cable is a low-impedance single-core insulated wire which is laid in parallel along a cable line and two ends of which are grounded. When the ground is in fault, the induced voltage on the return line forms reverse ground current taking the ground as a loop, and most fault current magnetic flux in the conductor is counteracted, so that the induced voltage on adjacent communication and signal cables is obviously reduced. When the reflow cable is installed, two ends of the reflow cable are fixedly connected to corresponding positions only by virtue of the wiring terminals. Some lawbreakers can easily use tools such as pliers to cut or destroy the end of the backflow cable, so that the backflow cable is stolen, and the backflow cable does not have the anti-theft function, so that the backflow cable is easily lost, and the loss is caused.
Disclosure of Invention
The invention aims to provide backflow cable anti-theft monitoring equipment to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
backflow cable theftproof monitoring facilities includes: a return cable and a terminal. The wiring terminal is arranged at the backflow cable. Return current cable theftproof monitoring facilities still includes: a rotation prevention mechanism.
The rotation prevention mechanism includes: the device comprises a metal box, a driving motor, a driving bevel gear, a linkage bevel gear, an annular guide rail, a laser induction switch and a protection steel wire. The metal box is fixedly connected to the backflow cable, and one side, close to the midpoint position of the backflow cable, of the metal box is provided with an opening. The driving motor is fixedly connected to the metal box. The driving bevel gear is fixedly connected to a main shaft end of the driving motor. The annular guide rail is fixedly connected to the metal box in a surrounding manner. The linkage bevel gear is rotatably connected to the ring rail, and the return cable passes through the linkage bevel gear. The driving bevel gear is meshed with the linkage bevel gear. The laser induction switches are distributed around the metal box at equal intervals, and each laser induction switch is electrically connected with the driving motor. The protective steel wire is connected between the linkage bevel gears.
As a further scheme of the invention: the linkage bevel gear is not in contact with the backflow cable.
As a further scheme of the invention: the laser inductive switch is sunk in the metal box.
As a further scheme of the invention: the rotation prevention mechanism further includes: an alarm. An alarm is mounted to the metal case, and the alarm is electrically connected to the laser sensing switch.
As a further scheme of the invention: the rotation prevention mechanism further includes: and (5) a toughened glass cover. The toughened glass cover covers the alarm and is fixedly connected with the metal box.
As a further scheme of the invention: return current cable theftproof monitoring facilities still includes: surrounding the guard mechanism. The surround protection mechanism includes: a connecting cylinder, a sliding column mechanism, a corrugated telescopic air bag, an external connecting pipe, a one-way air valve and a pressure sensing switch. The connecting cylinder is arranged at the connecting terminal. The sliding column mechanisms are inserted in the connecting cylinder in a sliding mode and distributed around the connecting cylinder at equal intervals. The traveller mechanism includes: outer cylinder, interior cylinder, connecting spring, opening, extension rod, lug and recess. The outer column body is inserted in the connecting cylinder in a sliding way. The inner column body is inserted into the outer column body in a sliding mode. The connecting spring is connected between the inner cylinder and the outer cylinder. The opening is arranged at the outer column body. The extension rod is articulated into the through-opening by a resilient hinge. The lug is fixedly connected to the inner column. The bumps are distributed on the inner cylinder at equal intervals and correspondingly penetrate through the through holes. The groove is arranged on the convex block. The corrugated expansion air bag is connected to the outer column body. The external connecting pipe is connected to the corrugated expansion air bag. The one-way air valve is arranged at the external pipe. The pressure sensing switches are uniformly distributed on the outer wall of the outer cylinder.
As a further scheme of the invention: the outer column body and the connecting cylinder are both steel products.
As a further scheme of the invention: return current cable theftproof monitoring facilities still includes: the inflation mechanism can be disassembled. Can dismantle and aerify mechanism includes: the inflator pump, the annular butt joint pipe and the butt joint hole. The annular butt joint pipe is fixedly connected to the inflator pump. The butt joint holes are arranged at the annular butt joint pipe at equal intervals.
As a further scheme of the invention: and a rubber sealing ring for sealing a gap between the external pipe and the butt joint hole is bonded on the inner wall of the butt joint hole.
As a further scheme of the invention: the connecting cylinder and the metal box are integrally cast.
Compared with the prior art, the invention has the beneficial effects that: the convenience is protected the backward flow cable, avoids the backward flow cable to receive the theft.
When the outside object got into the monitoring range of backward flow cable, driving motor just drives the protection steel wire rotation that encircles the equidistance and distribute in the backward flow cable outside, avoids the outside utensil of destroying the line body to be close to, realizes the protection to the backward flow cable.
Simultaneously, the wiring terminal of the backflow cable is protected conveniently.
The air pump is mainly used for acting on the sliding column mechanism which surrounds the wiring terminal and covers the wiring terminal by sliding out, so that the protection of the wiring terminal is realized, and the damage of external personnel to the wiring terminal is avoided.
The extension rod in the sliding column mechanism is convenient to enhance the protection effect.
After the sliding column mechanism slides out and extrudes to a corresponding position, the expansion rod in the sliding column mechanism rotates and expands to shield a gap between adjacent sliding column mechanisms, so that the protection effect is enhanced.
Other features and advantages of the present invention will be disclosed in more detail in the following detailed description of the invention and the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a backflow cable anti-theft monitoring device of the present invention.
Fig. 2 is an enlarged structural view at a in fig. 1.
Fig. 3 is a partial structure diagram of the matched connection between the external pipe and the annular butt pipe of the anti-theft monitoring device for the return cable in fig. 2.
Fig. 4 is a structural diagram of a sliding column mechanism of the backflow cable anti-theft monitoring device in fig. 2.
Fig. 5 is a partial schematic view of the extension rod of the backflow cable anti-theft monitoring device in fig. 4 being rotated and unfolded outside the outer cylinder.
Fig. 6 is a schematic diagram showing the relative position distribution of the bottom end surface of the metal box, the annular guide rail and the laser inductive switch of the backflow cable anti-theft monitoring device in fig. 2.
List of reference numerals: return cable theft monitoring equipment 100; a return cable 10; a connection terminal 20; a rotation prevention mechanism 30; a metal case 31; a drive motor 32; a driving bevel gear 33; a linkage bevel gear 34; an endless guide rail 35; a laser-sensitive switch 36; a protective steel wire 37; an alarm 38; a tempered glass cover 39; a wrap-around guard mechanism 40; a connecting cylinder 41; a strut mechanism 42; an outer cylinder 421; an inner cylinder 422; a connection spring 423; port 424; an extension rod 425; a bump 426; a groove 427; a bellows bladder 43; an extension tube 44; a one-way air valve 45; a pressure sensitive switch 46; a detachable inflation mechanism 50; an inflator 51; an annular butt joint pipe 52; abutting against the hole 53.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, in the embodiment of the present invention, a backflow cable antitheft monitoring device 100 includes: a return cable 10 and a terminal block 20. The connection terminals 20 are provided at both ends of the return cable 10, and the connection terminals 20 are used to connect the return cable 10 with the corresponding electrical connection positions. Backflow cable anti-theft monitoring device 100 further includes: a rotation guard mechanism 30, the rotation guard mechanism 30 for protecting a main body portion of the return cable 10.
The rotation prevention mechanism 30 includes: the device comprises a metal box 31, a driving motor 32, a driving bevel gear 33, a linkage bevel gear 34, an annular guide rail 35, a laser sensing switch 36 and a protective steel wire 37. The metal box 31 is fixedly connected to the end of the return cable 10, and one side of the metal box 31 near the midpoint of the return cable 10 is open. The driving motors 32 are fixedly connected to the left and right inner walls of the metal case 31 in pairs, and the main shafts of the driving motors 32 on the left and right sides are reversely rotated. The drive bevel gear 33 is fixedly connected to the spindle end of the drive motor 32. An annular rail 35 is fixedly attached around the port inner rim of the metal can 31. The link bevel gear 34 is rotatably connected to the ring rail 35, and the return cables 10 pass through the center of the link bevel gear 34. The driving bevel gear 33 is engaged with the interlocking bevel gear 34. The laser sensing switches 36 are equally spaced around the edge of the port of the metal can 31, and each laser sensing switch 36 is electrically connected to the drive motor 32. The shield wire 37 is connected between the interlocking bevel gears 34 at both ends of the return cable 10.
When the return cable 10 is installed in a corresponding position by being straightened, if an illegal person shears or steals the return cable 10 by using a tool such as a pliers, and once the tool such as the pliers approaches the end of the return cable 10, the laser sensing switch 36 senses the movement and starts the driving motors 32 in the metal boxes 31 at the two ends of the return cable 10. The drive motor 32 rotates the drive bevel gear 33, and the drive bevel gear 33 slides the engaged linkage bevel gear 34 along the annular guide rail 35. The interlocking bevel gear 34 thus rotates about the return cable 10. The rotating linkage bevel gear 34 drives the protective steel wire 37 distributed around it to rotate around the return cable 10. The rotating protective steel wire 37 can knock the approaching appliance to realize theft prevention.
The inner wall of the central position of the linkage conical gear 34 is not in contact with the outer wall of the backflow cable 10, so that the backflow cable 10 is prevented from obstructing the rotation of the linkage conical gear 34.
The laser sensing switch 36 is recessed in the edge of the port of the metal box 31, so that the laser sensing switch 36 is protected conveniently.
The rotation prevention mechanism 30 further includes: an alarm 38. An alarm 38 is mounted to the outside of the metal case 31, and the alarm 38 is electrically connected to the laser-induced switch 36. When the laser-sensitive switch 36 is triggered, the laser-sensitive switch 36 causes the alarm 38 to operate to generate an alarm.
The rotation prevention mechanism 30 further includes: a tempered glass cover 39. The tempered glass cover 39 covers the outside of the alarm 38, and the tempered glass cover 39 is fixedly connected to the metal case 31. The tempered glass cover 39 protects the alarm 38 from outside personnel protecting the alarm 38. Meanwhile, the side wall of the toughened glass cover 39 is provided with a small hole, so that the sound emitted by the alarm 38 can be transmitted conveniently.
Backflow cable anti-theft monitoring device 100 further includes: surrounding the guard mechanism 40. The surrounding prevention mechanism 40 includes: a connecting cylinder 41, a sliding column mechanism 42, a corrugated expansion air bag 43, an external connecting pipe 44, a one-way air valve 45 and a pressure sensing switch 46. The connecting cylinder 41 is fixedly connected to the position of the connecting terminal 20, the left end of the connecting cylinder 41 is open, the connecting cylinder 41 is cylindrical, and the connecting terminal 20 penetrates out of the left side of the connecting cylinder 41. The strut members 42 are slidably inserted through the side walls of the connector barrel 41 and the strut members 42 are equally spaced around the connector barrel 41. The spool mechanism 42 includes: outer cylinder 421, inner cylinder 422, connecting spring 423, port 424, extension rod 425, projection 426 and groove 427. The outer cylinder 421 is horizontally slidably inserted into the sidewall of the connection cylinder 41. The inner cylinder 422 is slidably inserted into the inner side of the outer cylinder 421, and the left end of the inner cylinder 422 is exposed out of the outer cylinder 421. The connection spring 423 is connected between an inner end of the inner cylinder 422 and an inner wall of the outer cylinder 421. The through openings 424 are formed at the side wall of the outer cylinder 421, and the through openings 424 are equally spaced along the outer cylinder 421, and the through openings 424 communicate the inside and the outside of the outer cylinder 421. The extension rod 425 is hingedly connected to the inside of the through opening 424 by a resilient hinge. The projection 426 is fixedly attached to the sidewall of the inner cylinder 422. Protrusions 426 are disposed equidistantly on the side walls of inner cylinder 422, and protrusions 426 are correspondingly inserted through openings 424, with a spacing between protrusions 426 and the inner walls of openings 424. Grooves 427 are formed on the protrusions 426, and the ends of the extension rods 425 received inside the through openings 424 are inserted into the grooves 427, so that the resilient hinges connected to the extension rods 425 are resilient and the connecting springs 423 are in an undeformed state. The corrugated expansion air bag 43 is connected to the right end of the outer column 421, the end of the corrugated expansion air bag 43 close to the outer column 421 is a closed end, and the end of the corrugated expansion air bag 43 far away from the outer column 421 is an opening. The extension tube 44 is connected to an open end of the bellows 43, that is, the extension tube 44 communicates with the bellows 43. The external connection tube 44 is fixedly connected to the outer side of the connection barrel 41, and the end of the external connection tube 44 is exposed outside the connection barrel 41, and the end of the external connection tube 44 exposed outside the connection barrel 41 is an opening. The one-way air valve 45 is installed at the external connection pipe 44, the ventilation flow of the one-way air valve 45 is that the external side of the external connection pipe 44 flows towards the inner side, namely the one-way air valve 45 ensures that external air flow only enters the corrugated expansion air bag 43 from the external port of the external connection pipe 44, the air flow flows back and leaks out, and the expanded corrugated expansion air bag 43 is ensured to be kept in the expansion state. The pressure sensitive switches 46 are uniformly distributed on the outer wall of the outer cylinder 421, and the pressure sensitive switches 46 are electrically connected to the alarm 38.
When the connecting terminal 20 is fixedly connected to the corresponding position, all the exposed external connecting tubes 44 are inflated by an external inflating device, so that the air flow enters the corrugated expansion air bag 43. Then the corrugated expansion air bag 43 expands under the action of air pressure, the push outer cylinder 421 slides out from the connecting cylinder 41, and the outer cylinders 421 which are distributed around surround the connecting terminal 20 to protect the connecting position of the connecting terminal 20, so that external personnel can be prevented from damaging the connecting position of the connecting terminal 20. And when the outer end of the outer cylinder 421 at the corresponding position is abutted against the connecting position of the connecting terminal 20 and is blocked from advancing, the inner cylinder 422 is subjected to a reaction force to slide towards the inner side of the outer cylinder 421 to compress the connecting spring 423. At the same time, the inner cylinder 422 drives all the protrusions 426 away from the extension rods 425 at the respective positions, and then the extension rods 425 at the respective positions are rotated out of the through openings 424 by the resilient hinges. The extension bar 425 is located in the gap between the adjacent outer columns 421, so as to enhance the protection effect of the outer columns 421 on the positions of the wire terminals 20, and when the outer columns 421 are broken by an external person, the pressure-sensitive switch 46 generates a sensing signal to activate the alarm 38.
The outer cylinder 421 and the connecting cylinder 41 are both made of steel, so that the hardness of the outer cylinder 421 and the connecting cylinder 41 is ensured, and the outer cylinder is convenient to resist the damage of the outside.
Backflow cable anti-theft monitoring device 100 further includes: a wireless signal transmitter. The laser sensing switch 36 and the pressure sensing switch 46 are both electrically connected to a wireless signal transmitter, which is electrically connected to the background monitoring terminal, where the wireless signal transmitter is used to transmit a wireless distress signal to the remote background monitoring terminal. When any one of the laser inductive switch 36 and the pressure inductive switch 46 generates a sense, the wireless signal transmitter is triggered to transmit a wireless signal to the background monitoring terminal, so that the background can conveniently perform wireless monitoring, and corresponding processing can be performed in time after the signal is received.
Backflow cable anti-theft monitoring device 100 further includes: the inflation mechanism 50 may be removed. The detachable inflation mechanism 50 includes: an inflator 51, an annular docking tube 52, and a docking aperture 53. The inflator 51 is a hand-held pump body device and is provided with a separate power source and control switch. The annular docking tube 52 is fixedly connected to the outlet end of the inflator 51. The butt joint holes 53 are arranged at the annular butt joint pipe 52 at equal intervals, and the aperture of the butt joint hole 53 is matched with the pipe diameter of the external pipe 44. When the external connecting pipes 44 distributed around the circular ring need to be inflated simultaneously, the docking holes 53 on the annular docking pipe 52 are sleeved at the external connecting pipes 44 at various positions, and then the inflator 51 is started to inflate the external connecting pipes. Causing the bellows 43 in all positions to expand.
A rubber sealing ring for sealing the gap between the external connecting pipe 44 and the butt hole 53 is bonded to the inner wall of the butt hole 53. The rubber sealing ring is convenient to seal the butt joint hole 53 inserted with the external connecting pipe 44.
The connecting cylinder 41 and the metal box 31 are integrally cast, so that the stability of connection between the connecting cylinder 41 and the metal box 31 is ensured, and the anti-damage effect of the connecting cylinder 41 and the metal box 31 is enhanced.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A return cable antitheft monitoring device comprising: a return cable and a terminal block; the wiring terminal is arranged at the return cable; its characterized in that, backward flow cable theftproof monitoring facilities still includes: a rotation prevention mechanism;
the rotation prevention mechanism includes: the device comprises a metal box, a driving motor, a driving bevel gear, a linkage bevel gear, an annular guide rail, a laser induction switch and a protective steel wire; the metal box is fixedly connected to the backflow cable, and one side, close to the midpoint position of the backflow cable, of the metal box is provided with an opening; the driving motor is fixedly connected to the metal box; the driving bevel gear is fixedly connected to a main shaft end of the driving motor; the annular guide rail is fixedly connected to the metal box in a surrounding mode; the linkage bevel gear is rotationally connected to the annular guide rail, and the backflow cable penetrates through the linkage bevel gear; the driving bevel gear is meshed with the linkage bevel gear; the laser induction switches are distributed at the metal box at equal intervals around the metal box, and each laser induction switch is electrically connected with the driving motor; the protection steel wire is connected between the linkage bevel gears.
2. Backflow cable anti-theft monitoring device according to claim 1,
the linkage bevel gear is in non-contact with the return cable.
3. Backflow cable anti-theft monitoring device according to claim 1,
the laser inductive switch is sunken in the metal box.
4. Backflow cable anti-theft monitoring device according to claim 1,
the rotation prevention mechanism further includes: an alarm; the alarm is mounted to the metal case, and the alarm is electrically connected to the laser sensing switch.
5. Backflow cable anti-theft monitoring device according to claim 4,
the rotation prevention mechanism further includes: a toughened glass cover; the tempered glass cover covers the alarm, and is fixedly connected with the metal box.
6. Backflow cable anti-theft monitoring device according to claim 1,
backflow cable theftproof monitoring facilities still includes: a surrounding protection mechanism; the wrap-around shield mechanism includes: the device comprises a connecting cylinder, a sliding column mechanism, a corrugated telescopic air bag, an external connecting pipe, a one-way air valve and a pressure sensing switch; the connecting cylinder is arranged at the wiring terminal; the sliding column mechanisms are slidably inserted in the connecting cylinder, and are distributed around the connecting cylinder at equal intervals; the strut mechanism includes: the device comprises an outer cylinder, an inner cylinder, a connecting spring, a through opening, an expansion rod, a bump and a groove;
the outer cylinder is inserted in the connecting cylinder in a sliding mode; the inner column body is slidably inserted into the outer column body; the connecting spring is connected between the inner cylinder and the outer cylinder; the through opening is formed in the outer cylinder; the extension rod is movably connected into the through hole through a rebound hinge; the lug is fixedly connected to the inner cylinder; the lugs are distributed on the inner cylinder at equal intervals, and the lugs are correspondingly inserted into the through holes; the groove is formed in the convex block; the corrugated expansion air bag is connected to the outer column; the external connecting pipe is connected to the corrugated expansion air bag; the one-way air valve is arranged at the external connecting pipe; the pressure sensing switches are uniformly distributed on the outer wall of the outer cylinder.
7. Backflow cable anti-theft monitoring device according to claim 6,
the outer column body and the connecting cylinder are both steel products.
8. Backflow cable anti-theft monitoring device according to claim 6,
backflow cable theftproof monitoring facilities still includes: a detachable inflation mechanism; the detachable inflation mechanism comprises: the air pump, the annular butt joint pipe and the butt joint hole; the annular butt joint pipe is fixedly connected to the inflator pump; the butt joint holes are arranged at the positions of the annular butt joint pipes in an encircling and equidistant mode.
9. Backflow cable anti-theft monitoring device according to claim 8,
and a rubber sealing ring for sealing a gap between the external connecting pipe and the butt joint hole is bonded on the inner wall of the butt joint hole.
10. Backflow cable anti-theft monitoring device according to claim 9,
the connecting cylinder and the metal box are integrally cast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111335195.1A CN113991867A (en) | 2021-11-11 | 2021-11-11 | Backflow cable anti-theft monitoring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111335195.1A CN113991867A (en) | 2021-11-11 | 2021-11-11 | Backflow cable anti-theft monitoring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113991867A true CN113991867A (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111335195.1A Pending CN113991867A (en) | 2021-11-11 | 2021-11-11 | Backflow cable anti-theft monitoring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113991867A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10138876A (en) * | 1996-11-12 | 1998-05-26 | Hisashi Ozaki | Theft prevention device for vehicle |
| JP2003288651A (en) * | 2002-03-27 | 2003-10-10 | Secom Co Ltd | Theft detector and theft detecting cable |
| KR20040034843A (en) * | 2002-10-17 | 2004-04-29 | 현대자동차주식회사 | Apparatus for burglarproof lock in wire steering system |
| JP2010140388A (en) * | 2008-12-15 | 2010-06-24 | Si Electronics Ltd | Device, system and method for preventing theft |
| CN111681384A (en) * | 2020-06-08 | 2020-09-18 | 郑州峻斯电子科技有限公司 | Intelligent active anti-theft device for street lamp cable |
| CN213536896U (en) * | 2020-07-31 | 2021-06-25 | 杭州绿中游智能科技有限公司 | Intelligent anti-theft cable placing rack |
| CN216290344U (en) * | 2021-11-11 | 2022-04-12 | 杭州巨骐信息科技股份有限公司 | Backflow cable anti-theft monitoring equipment |
-
2021
- 2021-11-11 CN CN202111335195.1A patent/CN113991867A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10138876A (en) * | 1996-11-12 | 1998-05-26 | Hisashi Ozaki | Theft prevention device for vehicle |
| JP2003288651A (en) * | 2002-03-27 | 2003-10-10 | Secom Co Ltd | Theft detector and theft detecting cable |
| KR20040034843A (en) * | 2002-10-17 | 2004-04-29 | 현대자동차주식회사 | Apparatus for burglarproof lock in wire steering system |
| JP2010140388A (en) * | 2008-12-15 | 2010-06-24 | Si Electronics Ltd | Device, system and method for preventing theft |
| CN111681384A (en) * | 2020-06-08 | 2020-09-18 | 郑州峻斯电子科技有限公司 | Intelligent active anti-theft device for street lamp cable |
| CN213536896U (en) * | 2020-07-31 | 2021-06-25 | 杭州绿中游智能科技有限公司 | Intelligent anti-theft cable placing rack |
| CN216290344U (en) * | 2021-11-11 | 2022-04-12 | 杭州巨骐信息科技股份有限公司 | Backflow cable anti-theft monitoring equipment |
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