CN204154273U - Transmission line of electricity drifting snow hazard pick-up unit - Google Patents
Transmission line of electricity drifting snow hazard pick-up unit Download PDFInfo
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- CN204154273U CN204154273U CN201420519509.2U CN201420519509U CN204154273U CN 204154273 U CN204154273 U CN 204154273U CN 201420519509 U CN201420519509 U CN 201420519509U CN 204154273 U CN204154273 U CN 204154273U
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- transmission line
- detection case
- electricity
- slide plate
- detecting element
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Abstract
The utility model discloses a kind of transmission line of electricity drifting snow hazard pick-up unit, it is characterized in that: comprise suspension bracket and detection case, two extension springs are hung with in detection case, article two, the lower end of extension spring goes out from the case end stretch of detection case and is connected with the first crossbeam of side under case, link is connected with in the below of first crossbeam, a connecting rod is connected with above first crossbeam, one section of slide plate is connected with above connecting rod, slide plate can vertically move under the drive of connecting rod, the path that slide plate vertically moves is respectively arranged with the first detecting element and the second detecting element, also signal processing circuit is provided with in the casing of detection case.Its effect is: structure is simple, easy for installation, utilize the expansion performance of extension spring to react the working condition of power transmission line, in detection case, the slide plate corresponding with extension spring is set, the duty that can be realized power transmission line by the position detecting scribing is differentiated, can accomplish effective early warning for drifting snow hazard.
Description
Technical field
The utility model relates to power transmission and distribution technical field, specifically, is a kind of transmission line of electricity drifting snow hazard pick-up unit.
Background technology
Existing transmission line of electricity adopts built on stilts mode to be arranged on bar, tower usually; due to the change of weather; usually can form wind, snow weather; strong wind easily causes wire to swing, and damages gold utensil, and accumulated snow carries out ice; easily cause wire fracture again; even cause shaft tower to topple over, cause potential safety hazard, great economic loss is caused to electric power system.
In order to strengthen disaster prevention, it is necessary that the real-time running status to transmission line of electricity carries out monitoring, in prior art, people are judged weather by weather forecast or are grasped the operation conditions of transmission line of electricity by video monitoring, detect and thickness estimation method as Chinese patent 201310314675.9 discloses a kind of icing based on image, it utilizes the priori of color and position to optimize effect for complicated dark-background icing power transmission line rim detection, again by utilizing thickness estimation algorithm and the tracking moving object algorithm of camera calibration parameter, actual icing power transmission line thickness is estimated when icing power transmission line is subjected to displacement.
Employing weather forecast judges, roughly can only estimate weather conditions, the adaptive faculty that transmission line of electricity possesses under various weather conditions cannot be obtained intuitively, video monitoring and image procossing is adopted to detect, cost is relatively high, under various inclement weather, the maintenance of video delivery network is also inconvenient.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of transmission line of electricity drifting snow hazard pick-up unit, and real-time the detecting the state of transmission line of electricity of this device energy, starts forewarning function to the drifting snow hazard of power transmission line.
For achieving the above object, the concrete technical scheme that adopts of the utility model is as follows:
A kind of transmission line of electricity drifting snow hazard pick-up unit, its key is: comprise suspension bracket and be connected to the detection case on suspension bracket, two extension springs are hung with in described detection case, the lower end of described two extension springs goes out from the case end stretch of detection case and is connected with the first crossbeam of side under case, one is connected with for wearing the link hanging power transmission line in the below of described first crossbeam, a connecting rod is connected with above described first crossbeam, this connecting rod enters in casing from the case end stretch of described detection case, one section of slide plate is connected with above connecting rod, described slide plate can vertically move under the drive of connecting rod, the path that described slide plate vertically moves is respectively arranged with the first detecting element and the second detecting element, the signal processing circuit of described first detecting element and the second detecting element is also provided with in the casing of described detection case.
Based on said structure, this programme Appropriate application expansion performance of extension spring, during use, this pick-up unit is fixed on shaft tower, and built on stilts power transmission line is hung in link, in power transmission line stationary state, due to the deadweight of power transmission line, suitable the stretching of extension spring can be pulled, make the slide plate of small end between the first detecting element and the second detecting element, normal operating conditions, the first detecting element and the second detecting element can't detect the information that puts in place of slide plate.If be in strong wind weather, transmission line of electricity swings, extension spring in detection case also can cause corresponding swing, slide plate then can reciprocate between the first detecting element and the second detecting element, to be put in place information by the slide plate detected by the first detecting element and the second detecting element, hunting frequency and the amplitude of power transmission line can be judged.If be in severe snow weather, because transmission line of electricity snowberg carries out ice, its weight increases, pulling force on link strengthens, extension spring is caused to be upheld, the position of slide plate moves down, second detecting element is detected, and slide plate puts in place situation, processed by the detection signal of signal processing circuit to the first detecting unit and the second detecting unit, the running status of transmission line of electricity under various weather condition can be obtained, be convenient to provide corresponding disaster-proof measures in time, for transmission line of electricity safe operation in inclement weather provides reliable guarantee.
As further describing, described slide plate is one piece of light barrier, and described first detecting element and the second detecting element are slot optical coupling, and described slide plate vertically move the groove of path through slot optical coupling.When light barrier moves in the groove of slot optical coupling, the output characteristics of optocoupler can be changed, thus detect the misalignment of slide plate easily, be convenient to process and the identification of signal processing circuit.Certainly, the first detecting element here and the second detecting element also can adopt other likeness in form to realize, such as proximity switch or infrared sensor etc.
For the ease of the transmission of detection signal, in described signal processing circuit, be provided with wireless communication unit, the casing of described detection case is provided with antenna.
In order to stable connection, above described detection case box house, be fixed with second cross beam, described two extension springs are symmetrical to be connected between described first crossbeam and second cross beam.
In order to better detection, described extension spring respectively by screw rod with described first crossbeam or/and second cross beam is connected, under static state, by the position of adjusting screw(rod) nut, i.e. the height of adjustable slide plate, makes the adaptability of equipment stronger.
In order to avoid the electric current in power transmission line is crosstalked in detection case, described link is ceramic ring, plays insulating effect.
In order to the better equipment to detection case inside is protected, the lower end of described detection case is provided with base plate, this base plate offers the through hole adapted with described extension spring and connecting rod, make whole detection case become the casing shape of rectangle.
Remarkable result of the present utility model is: structure is simple, easy for installation, utilize the expansion performance of extension spring to react the working condition of power transmission line, in detection case, the slide plate corresponding with extension spring is set, by detect scribing position can realize power transmission line duty differentiate, effective early warning can be accomplished for drifting snow hazard.
Accompanying drawing explanation
Fig. 1 is mounting structure schematic diagram of the present utility model;
Fig. 2 is principle of work key diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model and principle of work are described in further detail.
As shown in Figure 1, a kind of transmission line of electricity drifting snow hazard pick-up unit, the detection case 2 comprising suspension bracket 1 and be connected on suspension bracket 1, two extension springs 3 are hung with in described detection case 2, first crossbeam 4 is provided with below the casing of detection case 2, second cross beam 12 is fixed with above described detection case 2 box house, described two extension springs 3 are symmetrical set, its upper end is connected with second cross beam 12 by two screw rods 13, its lower end is gone out from the case end stretch of detection case 2 and is connected with the first crossbeam 4 of side under case by other two screw rods 13, one is connected with for wearing the link 5 hanging power transmission line in the below of described first crossbeam 4, this link 5 is ceramic ring, a connecting rod 6 is connected with above described first crossbeam 4, this connecting rod 6 enters in casing from the case end stretch of described detection case 2, one section of slide plate 7 is connected with above connecting rod 6, described slide plate 7 can vertically move under the drive of connecting rod 6, the path that described slide plate 7 vertically moves is respectively arranged with the first detecting element 8 and the second detecting element 9, the signal processing circuit 10 of described first detecting element 8 and the second detecting element 9 is also provided with in the casing of described detection case 2.
Be it can also be seen that by Fig. 1, the lower end of described detection case 2 is provided with base plate, this base plate offers the through hole adapted with described extension spring 3 and connecting rod 6.
In specific implementation process, described slide plate 7 is one piece of light barrier, and described first detecting element 8 and the second detecting element 9 are slot optical coupling, and described slide plate 7 vertically move the groove of path through slot optical coupling.
For the ease of Signal transmissions, in described signal processing circuit 10, be provided with wireless communication unit, the casing of described detection case 2 is provided with antenna 11.
Principle of work of the present utility model is:
As shown in Figure 2, for electric tower, by suspension bracket 1, this pick-up unit is arranged on the electric tower of insulator, power transmission line is connected on the insulator of electric tower through suspension ring 5, the height of suspension ring 5 can be allowed a little more than the height of insulator, make power transmission line produce a pulling force to suspension ring 5 by the position of adjusting screw(rod) 13, extension spring 3 keeps certain stretched condition, when power transmission line is static, the position of slide plate 7 is between the first detecting element 8 and the second detecting element 9, and power transmission line normally works; If strong wind weather causes power transmission line to swing, then extension spring 3 is because also can produce corresponding swing by force unbalance, thus causes slide plate 7 to swing back and forth between the first detecting element 8 and the second detecting element 9; If power transmission line is in severe snow weather, because circuit snowberg carries out ice, pulling force on suspension ring 5 can strengthen, now extension spring 3 can be stretched, slide plate 7 is in the detecting element of lower end for a long time, is processed by the signal of signal processing circuit 10 to the first detecting element 8 and the second detecting element 9, power transmission line can be determined and whether be in drifting snow hazard environment, for the work of preventing and reducing natural disasters provides early warning information, ensure transmission line of electricity safe and stable operation.
Finally it should be noted that; the present embodiment is only described preferred embodiment of the present utility model; be not limited to the embodiment of Figure of description indication; those of ordinary skill in the art is under enlightenment of the present utility model; under the prerequisite without prejudice to the utility model aim and claim, can make like multiple types and representing, such as change the detection mode of slide plate position; change transmission mode of signal etc., such conversion all falls within the utility model protection domain.
Claims (7)
1. a transmission line of electricity drifting snow hazard pick-up unit, it is characterized in that: comprise suspension bracket (1) and be connected to the detection case (2) on suspension bracket (1), two extension springs (3) are hung with in described detection case (2), the lower end of described two extension springs (3) goes out from the case end stretch of detection case (2) and is connected with the first crossbeam (4) of side under case, one is connected with for wearing the link (5) hanging power transmission line in the below of described first crossbeam (4), a connecting rod (6) is connected with in the top of described first crossbeam (4), this connecting rod (6) enters in casing from the case end stretch of described detection case (2), one section of slide plate (7) is connected with in the top of connecting rod (6), described slide plate (7) can vertically move under the drive of connecting rod (6), the path that described slide plate (7) vertically moves is respectively arranged with the first detecting element (8) and the second detecting element (9), the signal processing circuit (10) of described first detecting element (8) and the second detecting element (9) is also provided with in the casing of described detection case (2).
2. transmission line of electricity drifting snow hazard pick-up unit according to claim 1, it is characterized in that: described slide plate (7) is one piece of light barrier, described first detecting element (8) and the second detecting element (9) are slot optical coupling, and described slide plate (7) vertically move the groove of path through slot optical coupling.
3. transmission line of electricity drifting snow hazard pick-up unit according to claim 1 and 2, it is characterized in that: described signal processing circuit is provided with wireless communication unit in (10), the casing of described detection case (2) is provided with antenna (11).
4. transmission line of electricity drifting snow hazard pick-up unit according to claim 1, it is characterized in that: be fixed with second cross beam (12) in the top of described detection case (2) box house, described two extension springs (3) are symmetrical to be connected between described first crossbeam (4) and second cross beam (12).
5. transmission line of electricity drifting snow hazard pick-up unit according to claim 4, is characterized in that: described extension spring (3) is connected with described first crossbeam (4) or/and second cross beam (12) respectively by screw rod (13).
6. transmission line of electricity drifting snow hazard pick-up unit according to claim 1, is characterized in that: described link (5) is ceramic ring.
7. transmission line of electricity drifting snow hazard pick-up unit according to claim 1, it is characterized in that: the lower end of described detection case (2) is provided with base plate, this base plate offers the through hole adapted with described extension spring (3) and connecting rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420519509.2U CN204154273U (en) | 2014-09-10 | 2014-09-10 | Transmission line of electricity drifting snow hazard pick-up unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420519509.2U CN204154273U (en) | 2014-09-10 | 2014-09-10 | Transmission line of electricity drifting snow hazard pick-up unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204154273U true CN204154273U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420519509.2U Expired - Fee Related CN204154273U (en) | 2014-09-10 | 2014-09-10 | Transmission line of electricity drifting snow hazard pick-up unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204154273U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098462A (en) * | 2019-05-17 | 2019-08-06 | 曹伟 | A kind of fixed device of Communication Engineering converter |
-
2014
- 2014-09-10 CN CN201420519509.2U patent/CN204154273U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098462A (en) * | 2019-05-17 | 2019-08-06 | 曹伟 | A kind of fixed device of Communication Engineering converter |
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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 |
Granted publication date: 20150211 Termination date: 20150910 |
|
| EXPY | Termination of patent right or utility model |