CN210513116U

CN210513116U - Power transmission detection device of smart power grid

Info

Publication number: CN210513116U
Application number: CN201922017041.2U
Authority: CN
Inventors: 石文凯
Original assignee: Hebei Wankai Electrical Equipment Co ltd
Current assignee: Hebei Wankai Electrical Equipment Co ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-05-12
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses a smart power grids's transmission of electricity detection device relates to smart power grids technical field. The technical key points of the device comprise an annular frame body, a control box arranged on the annular frame body and a plurality of detection boxes fixed on the annular frame body; the detection box comprises an insulating box body, an insulating bottom wall, a conductive side wall, conductive pellets and an electric connection wire, wherein the insulating bottom wall is fixed at the bottom of the insulating box body, the cross section of the insulating bottom wall is in an arc shape with a low middle and two high sides, the conductive side wall is arranged on the inner wall of the insulating box body, which is positioned at the high ends of the two sides of the insulating bottom wall, the conductive pellets are arranged on the insulating bottom wall in a rolling manner, the lower end of the electric connection wire is connected with the conductive pellets, and the upper end of the electric connection; be provided with first electrode and second electrode on the control box, connect the last electricity of electric connecting wire to connect in first electrode, the electricity is connected in the second electrode on the electrically conductive lateral wall, the utility model has the advantages of energy-conserving power saving.

Description

Power transmission detection device of smart power grid

Technical Field

The utility model relates to a smart power grids technical field, more specifically say, it relates to a smart power grids's transmission of electricity detection device.

Background

The intelligent power grid is the intellectualization of the power grid, and can realize real-time monitoring and data integration of the operation conditions of key links such as power generation, power transformation, power transmission, power distribution, power consumption and the like by utilizing a sensor to balance power supply and demand and achieve the optimized management of the operation of the whole power system. The transmission of electricity can deliver electrical energy to load centers located remotely from the power plant, allowing the development and utilization of electrical energy beyond geographic limits. And the utility pole is a carrier for fixing the electric wire, which is commonly used in power transmission. State information of utility poles is one of the important factors affecting transmission safety. Therefore, the intelligent power grid has certain requirements on the detection of the state of the electric wire pole.

At present, chinese patent with publication number CN207907862U discloses an inclination monitoring system for a wire tower, which comprises a transmitting device, a receiving device and a monitoring device, which are connected in sequence; the transmitting device comprises a first shell, angle sensor modules which are connected in sequence are arranged in the first shell respectively, a first single chip microcomputer module and a GSM transmitting module, the transmitting device further comprises a first power supply module, the receiving device comprises a second shell, a second single chip microcomputer module and a GSM receiving module which are connected in sequence are arranged in the second shell respectively, information transmission is carried out between the transmitting device and the receiving device through the GSM transmitting module and the GSM receiving module, the receiving device further comprises a second power supply module and a mobile intelligent terminal connected with the GSM transmitting module, the monitoring device is a computer, and the computer is connected with the second single chip microcomputer module through a serial communication line.

In the prior art, similar to the above-mentioned telegraph pole detection device, an angle sensor is generally adopted, and the angle sensor must provide power in real time in daily use to detect the state of the power transmission telegraph pole, so that part of the power is consumed on the angle sensor in long-time accumulation, and the power supply burden is increased after a large area is paved.

SUMMERY OF THE UTILITY MODEL

To current technical problem, the utility model aims to provide a smart power grids's transmission of electricity detection device, it has energy-conserving advantage.

In order to achieve the above purpose, the utility model provides a following technical scheme: a power transmission detection device of an intelligent power grid comprises an annular frame body, a control box arranged on the annular frame body and a plurality of detection boxes fixed on the annular frame body;

the detection box comprises an insulating box body, an insulating bottom wall, a conductive side wall, conductive pellets and an electric connection wire, wherein the insulating bottom wall is fixed at the bottom of the insulating box body, the cross section of the insulating bottom wall is in an arc shape with a low middle and two high sides, the conductive side wall is arranged on the inner wall of the insulating box body, which is positioned at the high ends of the two sides of the insulating bottom wall, the conductive pellets are arranged on the insulating bottom wall in a rolling manner, the lower end of the electric connection wire is connected with the conductive pellets, and the upper end of the electric connection;

the control box is provided with a first electrode and a second electrode, the electric connection wire is electrically connected to the first electrode, and the conductive side wall is electrically connected to the second electrode.

Through adopting above-mentioned technical scheme, annular support body can cup joint the outside of fixing at the wire pole, need not to fix in the wire pole. The conductive small balls in the detection and detection device roll on the insulating bottom wall, and the insulating bottom wall is in an arc shape with a lower middle part and two higher sides, so that the conductive small balls are positioned in the middle of the insulating bottom wall under the action of gravity and cannot be contacted with the conductive side walls on the two sides; if the telegraph pole inclines, the whole annular frame can be changed from a horizontal state to an inclined state, the conductive small balls are attached to the conductive side walls under the action of gravity, and the first electrode and the second electrode on the control box are conducted through the power connection connecting wire, so that the detection effect is achieved; therefore, compared with the existing angle sensor structure, the scheme can be directly fixed on the outer wall of the telegraph pole to facilitate the installation of the fixing ring, and under the standby state, the electrode in the detection box is in the power-off state and does not consume electric energy, and the circuit can be switched on only after the telegraph pole is inclined, so that the scheme and the existing angle sensor do not need to provide electric energy constantly, and the angle sensor has the advantages of energy conservation and greenness.

The utility model discloses further set up to: the annular support body includes first semi-ring board and second semi-ring board, the one end of first semi-ring board and second semi-ring board is articulated mutually, and the connection can be dismantled to the other end of first semi-ring board and second semi-ring board.

Through adopting above-mentioned technical scheme, during the installation, annular support body can be opened earlier through articulated department, later on fixing on the wire pole, and the monolithic stationary mode is comparatively simple and convenient.

The utility model discloses further set up to: the first semi-ring plate and the second semi-ring plate are provided with an outer convex edge far away from the hinged end, and threaded holes for bolt connection are formed in the outer convex edge.

Through adopting above-mentioned technical scheme, adopt bolted connection's mode can dismantle fixedly, fixed back sound construction.

The utility model discloses further set up to: and the inner wall of the annular frame body is fixedly connected with a friction strip.

Through adopting above-mentioned technical scheme, the friction between annular support body and the wire pole outer wall is increased to the friction strip, further promotes the fixed steadiness of annular support body.

The utility model discloses further set up to: the detection boxes are uniformly distributed along the circumferential direction of the annular frame body, and the number of the detection boxes is at least three.

Through adopting above-mentioned technical scheme, a plurality of detection box evenly distributed can detect the condition that all kinds of directions were emptyd, realizes more comprehensive detection.

The utility model discloses further set up to: the detection box is characterized in that a through hole is formed in the top wall of the detection box, a waterproof sealing ring is fixed in the through hole, and the power connection connecting wire penetrates into the waterproof sealing ring.

Through adopting above-mentioned technical scheme, waterproof sealing circle carries out waterproof sealing to detecting the box top, avoids in the rainy day rainwater inflow detection box.

The utility model discloses further set up to: the conductive side wall is electrically connected with the second electrode through a wire, the first electrode is electrically connected with the power connection connecting wire through a wire, and a wire clamping groove for clamping the wire is formed in the side wall of the annular frame body.

Through adopting above-mentioned technical scheme, the wire passes through in the metallic channel, avoids the wire on the annular support body in disorder, also can provide the effect of protection to the wire simultaneously.

The utility model discloses further set up to: the control box comprises a detection circuit and a signal output end: the detection circuit comprises a power supply end, a voltage-dividing resistor R1 and a ground end, the first electrode is electrically connected with the ground end, the second electrode is electrically connected with one end of the voltage-dividing resistor R1, the other end of the voltage-dividing resistor R1 is connected with the power supply end, and the signal output end is connected with the first electrode and used for outputting a detection signal.

Through adopting above-mentioned technical scheme, after first electrode and second electrode switched on through electrically conductive pellet and electrically conductive lateral wall, can produce the change of voltage on the first electrode, consequently through the voltage value of signal output part output first electrode, can realize the detection to empting.

The utility model discloses further set up to: and a delay capacitor C1 is connected in series between the first electrode and the ground terminal.

By adopting the technical scheme, the delay capacitor C1 has a delay effect, so that the conductive small ball is in short electric contact with the conductive side wall and cannot be triggered.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by arranging the annular frame body, the detection device can be directly arranged on the telegraph pole, and the installation is convenient;

(2) the detection is carried out by adopting the mode of electrically contacting the conductive small ball and the conductive side wall, and the whole detection mode is simple.

Drawings

Fig. 1 is a schematic view showing a structure of the utility pole to which the present embodiment is attached;

FIG. 2 is a schematic structural diagram of the present embodiment;

FIG. 3 is a schematic sectional view showing the structure of the cartridge of this embodiment;

FIG. 4 is a schematic view of the control box of the present embodiment;

fig. 5 is a connection block diagram in the application of the present embodiment.

Reference numerals: 1. an annular frame body; 2. a control box; 3. a detection cartridge; 4. a first semi-annular plate; 5. a second semi-annular plate; 6. an outer convex edge; 7. rubbing the strips; 8. an insulating case; 9. an insulating bottom wall; 10. a conductive sidewall; 11. a conductive pellet; 12. connecting a power connection line; 13. a waterproof sealing ring; 14. a water baffle; 15. a first electrode; 16. a second electrode; 17. a signal output terminal; 18. wire clamping grooves.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The embodiment provides a power transmission detection device of a smart grid, which is mainly applied to a telegraph pole for power transmission and used for detecting whether the telegraph pole is inclined or not. As shown in fig. 1, the power transmission detection device of the smart grid includes an annular frame body 1, a control box 2 installed on the annular frame body 1, and a plurality of detection boxes 3 fixed on the annular frame body 1. Wherein annular support body 1 is used for cup jointing to fix on the outer wall of wire pole, and detection box 3 embeds has the switch structure that receives the slope to trigger, and different detected signal of control box 2 output can be according to the different switch information in detecting.

As shown in fig. 2, the annular frame body 1 includes a first semi-annular plate 4 and a second semi-annular plate 5, the first semi-annular plate 4 and the second semi-annular plate 5 are both semi-annular, one end of the first semi-annular plate 4 is hinged to one end of the second semi-annular plate 5, and the other end of the first semi-annular plate 4 is detachably connected to the other end of the second semi-annular plate 5. Specifically, first semicircle board 4 and second semicircle board 5 keep away from articulated one end and all be provided with evagination along radially outward side along 6, and the screw hole that supplies bolted connection is all seted up on the evagination of first semicircle board 4 and second semicircle board 5 along 6, through at the downthehole construction bolt of screw, can realize annular support body 1's fixed. Furthermore, the first semi-ring plate 4 and the second semi-ring plate 5 are both attached and fixed with a rubber friction strip 7. The friction strips 7 improve the stability between the ring-shaped frame body 1 and the telegraph pole after the ring-shaped frame body 1 is fixed.

In this embodiment, as shown in fig. 2, the number of the detecting boxes 3 is four, and the four detecting boxes 3 are uniformly distributed along the circumferential direction of the annular frame body 1, so that the first semi-ring plate 4 and the second semi-ring plate 5 are respectively provided with two detecting boxes 3. Referring to fig. 3, the fixing manner between the detecting box 3 and the annular frame 1 is generally a bolt locking manner. The detection box 3 body comprises an insulating box body 8, an insulating bottom wall 9, a conductive side wall 10, a conductive ball 11 and an electric connection wire 12. Insulating box body 8 is six rectangular box bodies, and the circular through-hole has been seted up at the middle part of 8 roof of insulating box body. The insulating bottom wall 9 is fixed at the bottom in the insulating box body 8, and the section of the insulating bottom wall 9 in the circumferential direction of the annular frame body 1 is in an arc shape with a low middle and high two sides; the conductive side wall 10 is installed on the inner wall of the insulating box body 8 at the high end of the two sides of the insulating bottom wall 9, and the conductive side wall 10 is electrically connected to the control box 2 through a wire. The conductive ball 11 is arranged on the insulating bottom wall 9 in a rolling mode, the lower end of the power connection wire 12 is connected to the conductive ball 11, and the upper end of the power connection wire penetrates through the through hole in the top wall of the insulating box body 8 to be electrically connected to the control box 2. Because the insulating bottom wall 9 is in an arc shape with a low middle part and high two sides, the conductive small ball 11 is positioned in the middle of the insulating bottom wall 9 under the action of gravity and cannot be contacted with the conductive side walls 10 on the two sides; however, if the utility pole is inclined, the whole ring-shaped frame body 1 is changed from a horizontal state to an inclined state, and at the moment, the conductive small ball 11 is attached to the conductive side wall 10 under the action of gravity, so that the conductive small ball 11 and the conductive side wall 10 in the detection box 3 form a switch structure triggered by inclination.

As shown in fig. 3, in order to prevent rainwater from entering the insulating box 8, an annular waterproof sealing ring 13 is fixed in the through hole on the top wall of the insulating box 8, and the electrical connection line 12 is inserted into the insulating box 8 by penetrating into the waterproof sealing ring 13. Further, articulated on the lateral wall of one side of insulating box body 8 roof have breakwater 14, and breakwater 14 accessible upset is sheltered from in the top of insulating roof, realizes further waterproof, and the wire of connecting electric connecting wire 12 can be followed the one end of keeping away from breakwater 14 articulated department, leaves insulating box body 8 roof.

As shown in fig. 2 and 4, the control box 2 is provided with a first electrode 15, a second electrode 16 and a signal output end 17: the signal output terminal 17 is used for connecting an external control center. The signal output terminal 17 outputs a detection signal based on whether the first electrode 15 and the second electrode 16 are on. The conductive side wall 10 is electrically connected with the second electrode 16 through a wire, the first electrode 15 is electrically connected with the electric connecting wire 12 through a wire, a wire clamping groove 18 for clamping the wire is arranged on the side wall of the annular frame body 1, the wire clamping groove 18 mainly comprises a plurality of v-shaped groove bodies, i-shaped groove bodies 21274, and the v-shaped groove bodies are arranged in the circumferential direction of the annular frame body 1 at equal intervals and have upward openings.

As shown in fig. 4, the detection circuit included in the control box 2 includes a power supply terminal, a voltage-dividing resistor R1, a delay capacitor C1 and a ground terminal, the first electrode 15 is electrically connected to one end of the delay capacitor C1, the other end of the delay capacitor C1 is connected to the ground terminal, the second electrode 16 is electrically connected to one end of the voltage-dividing resistor R1, the other end of the voltage-dividing resistor R1 is connected to the power supply terminal, and the signal output terminal 17 is connected to the second electrode 16 for outputting a detection signal. After the first electrode 15 and the second electrode 16 are conducted through the conductive ball 11 and the conductive sidewall 10, a voltage change occurs when the delay capacitor C1 is fully charged on the first electrode 15, so that the voltage value of the first electrode 15 is output through the signal output terminal 17, and the toppling detection can be realized.

As shown in fig. 5, in practical application, the connection manner of the power transmission detection device provided in this embodiment is similar to that of the prior art, and the signal output end of the power transmission detection device may be connected to an external controller unit, so that the controller unit receives an output signal of the power transmission detection device, and meanwhile, the output end of the controller unit may be connected to a wireless communication unit, so that a signal output by the controller unit can be transmitted to a terminal control center through the wireless communication unit, and the wireless communication unit may adopt a 3G communication module or a 4G communication module; in addition, a data storage unit can be connected to the controller unit, so that the controller unit can call or store data to the data storage unit.

The utility model discloses a working process and beneficial effect as follows:

annular support body can cup joint the outside of fixing at the wire pole, need not to fix in the wire pole. The electrically conductive pellet 11 that detects and interior rolls on insulating diapire 9, when the wire pole slope, whole annular frame body 1 can be followed the horizontally state and changed and be the state of slope, and electrically conductive pellet 11 can be laminated mutually to electrically conductive lateral wall 10 under the effect of gravity this moment, makes first electrode 15 and second electrode 16 on the control box 2 switch on through connecing electric connecting wire 12, and the control box 2 body is after arriving appointed time length, and the output judges the voltage signal of slope, reaches the effect of detection. Therefore, compared with the existing angle sensor structure, the angle sensor structure has the advantages of being energy-saving and green, and electric energy does not need to be supplied constantly.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a transmission of electricity detection device of smart power grids which characterized in that: comprises an annular frame body (1), a control box (2) arranged on the annular frame body (1) and a plurality of detection boxes (3) fixed on the annular frame body (1);

the detection box (3) comprises an insulating box body (8), an insulating bottom wall (9), a conductive side wall (10), conductive balls (11) and an electric connection wire (12), wherein the insulating bottom wall (9) is fixed at the bottom of the insulating box body (8), the cross section of the insulating bottom wall (9) is in an arc shape with a low middle and high two sides, the conductive side wall (10) is installed on the inner wall of the insulating box body (8) at the high ends of the two sides of the insulating bottom wall (9), the conductive balls (11) are arranged on the insulating bottom wall (9) in a rolling mode, the lower end of the electric connection wire (12) is connected to the conductive balls (11), and the upper end of the electric connection wire penetrates through the top wall of the;

the control box (2) is provided with a first electrode (15) and a second electrode (16), the electric connection wire (12) is electrically connected to the first electrode (15), and the conductive side wall (10) is electrically connected to the second electrode (16).

2. The transmission detection device of the smart grid according to claim 1, wherein: annular support body (1) includes first semicircle board (4) and second semicircle board (5), the one end of first semicircle board (4) and second semicircle board (5) is articulated mutually, and the connection can be dismantled to the other end of first semicircle board (4) and second semicircle board (5).

3. The transmission detection device of the smart grid according to claim 2, wherein: the first semi-ring plate (4) and the second semi-ring plate (5) are far away from the hinged end and are provided with an outer convex edge (6), and threaded holes for bolt connection are formed in the outer convex edge (6).

4. The transmission detection device of the smart grid according to claim 1, wherein: the inner wall of the annular frame body (1) is fixedly connected with a friction strip (7).

5. The transmission detection device of the smart grid according to claim 4, wherein: detect box (3) along the circumferencial direction evenly distributed of annular support body (1), and detect the quantity of box (3) and be three at least.

6. The transmission detection device of the smart grid according to claim 5, wherein: the detection box is characterized in that a through hole is formed in the top wall of the detection box (3), a waterproof sealing ring (13) is fixed in the through hole, and the power connection wire (12) penetrates into the waterproof sealing ring (13).

7. The transmission detection device of the smart grid according to claim 6, wherein: electrically conductive lateral wall (10) and second electrode (16) are connected through the wire electricity, first electrode (15) with connect electric connecting wire (12) to be connected through the wire electricity, be provided with card wire casing (18) that supply the wire joint on the lateral wall of annular support body (1).

8. The transmission detection device of the smart grid according to claim 7, wherein: the control box (2) comprises a detection circuit and a signal output end (17): the detection circuit comprises a power supply end, a voltage-dividing resistor R1 and a ground end, the first electrode (15) is electrically connected and used for being connected with the ground end, the second electrode (16) is electrically connected with one end of the voltage-dividing resistor R1, the other end of the voltage-dividing resistor R1 is connected with the power supply end, and the signal output end (17) is connected with the first electrode (15) and used for outputting a detection signal.

9. The transmission detection device of the smart grid according to claim 8, wherein: and a delay capacitor C1 is connected in series between the first electrode (15) and the ground terminal.