CN216355319U - Reliable electrical control cabinet of ground connection - Google Patents
Reliable electrical control cabinet of ground connection Download PDFInfo
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- CN216355319U CN216355319U CN202122572616.4U CN202122572616U CN216355319U CN 216355319 U CN216355319 U CN 216355319U CN 202122572616 U CN202122572616 U CN 202122572616U CN 216355319 U CN216355319 U CN 216355319U
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Abstract
The utility model provides an electrical control cabinet with reliable grounding, which comprises a cabinet body, a grounding electrode, a flat plate, a spring, a distance detection mechanism and a pressing mechanism, wherein the distance detection mechanism comprises a transmitting pipe, a receiving pipe and a main control unit, in the process of installing the cabinet body, the grounding electrode is inserted into the soil, and simultaneously the grounding electrode is electrically connected with the cabinet body and the electrical elements in the cabinet body, so as to realize the grounding of the cabinet body and the electrical elements, when the soil near the grounding electrode sinks, the flat plate moves downwards under the action of the spring, the change of the distance between the flat board and the bottom of the cabinet body can be detected through the transmitting pipe and the receiving pipe, then the main control unit can press down the grounding electrode through the pressing mechanism to further insert the grounding electrode into the soil, the contact area of the grounding electrode and the soil is increased, so that the grounding reliability is improved, and the passing pedestrians and nearby equipment are prevented from being damaged.
Description
Technical Field
The utility model relates to the technical field of power equipment, in particular to an electrical control cabinet with reliable grounding.
Background
The electrical control cabinet is characterized in that switch equipment, a measuring instrument, protective electrical appliances and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement, the arrangement of the electrical control cabinet meets the requirement of normal operation of an electric power system, the electrical control cabinet is convenient to overhaul and does not endanger the safety of human bodies and surrounding equipment, therefore, after the electrical control cabinet is installed, the electrical control cabinet needs to be reliably grounded, the existing electrical control cabinet is basically inserted into soil for grounding through a grounding electrode after the electrical control cabinet is installed, due to the lack of later maintenance, the change of natural environment and the like, the soil around the grounding electrode sinks, the contact area between the grounding electrode and the soil is reduced, the normal grounding function cannot be guaranteed, and pedestrians and equipment nearby can be endangered.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides the electrical control cabinet with reliable grounding, when the contact area between the grounding electrode and the soil is reduced due to subsidence of the soil, the grounding electrode can be driven to move downwards, so that the grounding electrode is further inserted into the soil, and the grounding reliability is ensured.
The technical scheme of the utility model is realized as follows:
an electrical control cabinet with reliable grounding comprises a cabinet body, a grounding electrode, a flat plate, a spring, a distance detection mechanism and a pressing mechanism, wherein the grounding electrode is positioned in the cabinet body, the other end of the grounding electrode extends out of the lower portion of the cabinet body and is inserted into soil, an electrical element in the cabinet body is electrically connected with the grounding electrode, the flat plate is arranged at the bottom of the cabinet body, the spring is connected with the top surface of the flat plate and the bottom surface of the cabinet body, through holes are formed in the flat plate and the bottom surface of the cabinet body, the grounding electrode penetrates through the through holes, and the pressing mechanism is arranged in the cabinet body and is used for driving the grounding electrode to move downwards; the distance detection mechanism comprises a transmitting tube, a receiving tube and a main control unit, the transmitting tube is arranged on the upper surface of the flat laying plate, the receiving tube is arranged on the bottom surface of the cabinet body and is positioned right above the transmitting tube, and the main control unit is arranged in the cabinet body and is respectively electrically connected with the transmitting tube, the receiving tube and the pressing mechanism.
Preferably, the pushing mechanism comprises a rotating motor and a cam, an output shaft of the rotating motor is connected with the cam, the cam is arranged above the top end of the grounding electrode, and the protruding end of the cam faces upwards.
Preferably, the pressing mechanism further comprises a heightening table, and the rotating motor is arranged on the heightening table.
Preferably, still include the alarm, the alarm sets up at cabinet body surface, the main control unit is connected with the alarm electricity.
Preferably, a baffle is arranged on the outer surface of the part, located inside the cabinet body, of the grounding electrode, and the sum of the diameters of the baffle and the grounding electrode is larger than the diameter of the through hole.
Preferably, the bottom of the grounding electrode is provided with a sharp part.
Preferably, the device further comprises a sacrificial anode and a wire, wherein the sacrificial anode is arranged on the bottom surface of the flat plate and used for being inserted into soil, and the grounding electrode is electrically connected with the sacrificial anode through the wire.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides an electrical control cabinet with reliable grounding, wherein a grounding electrode is arranged at the bottom of a cabinet body, an electrical element in the cabinet body and the cabinet body are connected with the grounding electrode, the grounding electrode is inserted into soil to realize grounding and prevent harm to passers and equipment, when the soil near the grounding electrode sinks under the external environment, the contact area between the grounding electrode and the soil is small, a spring can push a flat plate to move downwards, the distance between the flat plate and the bottom of the cabinet body can be detected through a transmitting pipe and a receiving pipe, the distance can be increased due to the sinking of the soil, and at the moment, a main control unit controls a pressing mechanism to push the grounding electrode to move downwards, so that the grounding electrode is further inserted into the soil, the contact area is increased, and the grounding reliability is ensured.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a first embodiment of an electrical control cabinet with reliable grounding according to the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the electrical control cabinet with reliable grounding according to the present invention;
in the figure, 1 is a cabinet body, 2 is a grounding electrode, 3 is a flat board, 4 is a spring, 5 is a through hole, 6 is a transmitting tube, 7 is a receiving tube, 8 is a main control unit, 9 is a rotating motor, 10 is a cam, 11 is a heightening table, 12 is an alarm, 13 is a baffle, 14 is a sharp part, 15 is a sacrificial anode, and 16 is an electric wire.
Detailed Description
For a better understanding of the technical content of the present invention, a specific embodiment is provided below, and the present invention is further described with reference to the accompanying drawings.
Referring to fig. 1, the electrical control cabinet with reliable grounding provided by the utility model comprises a cabinet body 1, a grounding electrode 2, a leveling plate 3, a spring 4, a distance detection mechanism and a pressing mechanism, wherein the grounding electrode 2 is positioned inside the cabinet body 1, the other end of the grounding electrode extends out of the cabinet body 1 and is inserted into soil, an electrical element in the cabinet body 1 is electrically connected with the grounding electrode 2, the leveling plate 3 is arranged at the bottom of the cabinet body 1, the spring 4 is connected with the top surface of the leveling plate 3 and the bottom surface of the cabinet body 1, the leveling plate 3 and the bottom surface of the cabinet body 1 are provided with through holes 5, the grounding electrode 2 penetrates through the through holes 5, and the pressing mechanism is arranged inside the cabinet body 1 and is used for driving the grounding electrode 2 to move downwards; distance detection mechanism includes transmitting tube 6, receiver tube 7 and main control unit 8, transmitting tube 6 sets up at 3 upper surfaces of flat bed board, receiver tube 7 sets up in the 1 bottom surface of the cabinet body to be located directly over transmitting tube 6, main control unit 8 sets up in the 1 inside of the cabinet body, and be connected with transmitting tube 6, receiver tube 7 and the mechanism electricity that pushes down respectively.
The reliable electrical control cabinet of ground connection of this embodiment has set up earthing pole 2 in the bottom of the cabinet body 1, when the installation cabinet body 1, inserts earthing pole 2 in the soil, makes earthing pole 2 be connected with the earth electricity, is connected the electric elements of the internal portion of cabinet 1 and the cabinet body 1 itself with earthing pole 2 electricity simultaneously to can carry out reliable ground connection with the cabinet body 1 and electric elements, prevent to take place the electric shock accident.
When the grounding electrode 2 is inserted into soil, the flat board 3 positioned outside the grounding electrode 2 is contacted with the ground, because the contact area of the flat board 3 and the ground is larger, when the grounding electrode 2 is inserted into the soil, the flat board 3 can move towards the bottom of the cabinet body 1 under the push of the ground, when the soil around the grounding electrode 2 sinks, the exposed part of the grounding electrode 2 is increased, the contact area of the ground and the soil is reduced, at the moment, because the soil sinks, the flat board 3 can move downwards under the action of the spring 4, the distance between the flat board 3 and the bottom of the cabinet body 1 is changed, the main control unit 8 intermittently controls the transmitting tube 6 to emit infrared light, then the receiving tube 7 to receive the infrared light, the distance between the flat board 3 and the bottom of the cabinet body 1 can be obtained according to the time of the transmitting tube 6 emitting the infrared light and the time of the receiving tube 7 receiving the infrared light, if the distance is larger than the initial distance, the soil near the grounding electrode 2 can be judged to sink, at the moment, the main control unit 8 can drive the grounding electrode 2 to move downwards through the pressing mechanism, the grounding electrode 2 is further inserted into the soil, the contact area of the grounding electrode 2 and the soil is increased, the grounding reliability is improved, for the transmitting tube 6 and the receiving tube 7, the infrared pair tubes with the model number being LHI778 are selected for use in the embodiment, and the main control unit 8 selects an STM32 series single-chip microcomputer.
Preferably, the pressing mechanism comprises a rotating motor 9 and a cam 10, an output shaft of the rotating motor 9 is connected with the cam 10, the cam 10 is arranged above the top end of the grounding electrode 2, and the protruding end of the cam 10 faces upwards.
In an initial state, the protruding end of the cam 10 faces upward, when the grounding electrode 2 needs to be pushed to move downward, the rotating motor 9 can drive the cam 10 to rotate, so that the protruding end rotates downward, and the cam 10 can gradually push the grounding electrode 2 to move downward when rotating.
Preferably, the pressing mechanism further includes a heightening table 11, and the rotating electrical machine 9 is disposed on the heightening table 11.
The elevating platform 11 is provided for mounting the rotating electrical machine 9 so that the output shaft of the rotating electrical machine 9 can be positioned above the ground electrode 2.
Preferably, still include alarm 12, alarm 12 sets up at the cabinet body 1 surface, main control unit 8 is connected with alarm 12 electricity.
When the rotating motor 9 drives the cam 10 to rotate, so that the protruding end of the cam 10 faces downwards, the grounding electrode 2 cannot continuously descend at the moment, and if the soil around the grounding electrode 2 sinks, the main control unit 8 can give an alarm through the alarm 12 to prompt pedestrians to get away from the electrical control cabinet.
Preferably, a baffle 13 is arranged on a part of the outer surface of the grounding electrode 2 inside the cabinet 1, and the sum of the diameters of the baffle 13 and the grounding electrode 2 is greater than the diameter of the through hole 5.
The baffle 13 is arranged to prevent the grounding electrode 2 from falling out of the through hole 5 at the bottom of the cabinet 1.
Preferably, the bottom of the grounding electrode 2 is provided with a sharp part 14.
The sharp part 14 ensures that the grounding electrode 2 can be inserted into the soil smoothly.
Referring to the second embodiment shown in fig. 2, the anode-type grounding device further comprises a sacrificial anode 15 and an electric wire 16, wherein the sacrificial anode 15 is arranged on the bottom surface of the tile plate 3 and is used for being inserted into soil, and the grounding electrode 2 is electrically connected with the sacrificial anode 15 through the electric wire 16.
In order to further improve the grounding reliability, the cathode protection method is adopted in the embodiment, the sacrificial anode 15 is additionally arranged on the bottom surface of the flat laying plate 3, the sacrificial anode 15 can be made of active metals such as magnesium and aluminum, and after the sacrificial anode 15 and the grounding electrode 2 are electrically connected through the electric wire 16, corrosion in soil can firstly occur on the sacrificial anode 15, so that the protection of the grounding electrode 2 is realized, and the service life of the grounding electrode 2 is prolonged.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. An electrical control cabinet with reliable grounding is characterized by comprising a cabinet body, a grounding electrode, a flat plate, a spring, a distance detection mechanism and a pressing mechanism, wherein the grounding electrode is positioned in the cabinet body, the other end of the grounding electrode extends out of the lower portion of the cabinet body and is inserted into soil, an electrical element in the cabinet body is electrically connected with the grounding electrode, the flat plate is arranged at the bottom of the cabinet body, the spring is connected with the top surface of the flat plate and the bottom surface of the cabinet body, through holes are formed in the flat plate and the bottom surface of the cabinet body, the grounding electrode penetrates through the through holes, and the pressing mechanism is arranged in the cabinet body and is used for driving the grounding electrode to move downwards; the distance detection mechanism comprises a transmitting tube, a receiving tube and a main control unit, the transmitting tube is arranged on the upper surface of the flat laying plate, the receiving tube is arranged on the bottom surface of the cabinet body and is positioned right above the transmitting tube, and the main control unit is arranged in the cabinet body and is respectively electrically connected with the transmitting tube, the receiving tube and the pressing mechanism.
2. The electrical control cabinet with reliable grounding of claim 1, wherein the pressing mechanism comprises a rotating motor and a cam, the output shaft of the rotating motor is connected with the cam, the cam is arranged above the top end of the grounding pole, and the convex end of the cam faces upwards.
3. The electrical control cabinet with reliable grounding of claim 2, wherein the pressing mechanism further comprises a raising platform, and the rotating electrical machine is arranged on the raising platform.
4. The electrical control cabinet with reliable grounding of claim 1, further comprising an alarm, wherein the alarm is arranged on the outer surface of the cabinet body, and the main control unit is electrically connected with the alarm.
5. The electrical control cabinet with reliable grounding of claim 1, wherein a portion of the outer surface of the grounding electrode inside the cabinet body is provided with a baffle, and the sum of the diameters of the baffle and the grounding electrode is larger than the diameter of the through hole.
6. The electrical control cabinet with reliable grounding as claimed in claim 1, wherein the bottom of the grounding electrode is provided with a sharp portion.
7. The electrical control cabinet with reliable grounding of claim 1, further comprising a sacrificial anode and a wire, wherein the sacrificial anode is disposed on the bottom surface of the flat board for inserting into the soil, and the grounding electrode is electrically connected with the sacrificial anode through the wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122572616.4U CN216355319U (en) | 2021-10-25 | 2021-10-25 | Reliable electrical control cabinet of ground connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122572616.4U CN216355319U (en) | 2021-10-25 | 2021-10-25 | Reliable electrical control cabinet of ground connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216355319U true CN216355319U (en) | 2022-04-19 |
Family
ID=81181469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122572616.4U Active CN216355319U (en) | 2021-10-25 | 2021-10-25 | Reliable electrical control cabinet of ground connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216355319U (en) |
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2021
- 2021-10-25 CN CN202122572616.4U patent/CN216355319U/en active Active
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