CN205122802U - Electrolytic ion grounding unit - Google Patents
Electrolytic ion grounding unit Download PDFInfo
- Publication number
- CN205122802U CN205122802U CN201520822856.7U CN201520822856U CN205122802U CN 205122802 U CN205122802 U CN 205122802U CN 201520822856 U CN201520822856 U CN 201520822856U CN 205122802 U CN205122802 U CN 205122802U
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- temperature
- resistance
- reference voltage
- ion
- ground unit
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Abstract
The utility model discloses an electrolytic ion grounding unit, including the ion earthing pole temperature measurement circuit and indicating circuit, temperature measurement circuit includes temperature sensor for detect near ion earthing pole temperature, and export a sample voltage, master module for provide a reference voltage, the executable module is coupled in temperature sensor and master module, when sample voltage is greater than reference voltage, and output executive signal, indicating circuit includes emitting diode, and emitting diode is controlled by executive signal work. All original modules are normally worked, near temperature sensor determine ion earthing pole temperature, and executable module output executive signal, control emitting diode switch on, and the maintenance personal just need mouthful just can not detect the temperature conditions through surveing like this, and can not be because of artificially judging the throw off, has guaranteed can not make because of long -time high temperature the component to produce that the temperature is floated and the equivalent resistance that leads to close ground is drawn high and produces the potential safety hazard.
Description
Technical field
The utility model relates to a kind of lightning protection device, and more particularly, it relates to a kind of electrolytic ion ground unit.
Background technology
In soil, the content of active ion is one of factor affecting earth resistance, and the compound containing active electrolytic ion in much soil is comparatively rare, and simple earth electrode can not reach grounding requirement.Compare through experiment, in earth electrode, add invertibity slowly-releasing filler.This filler has water suction, discharges water, reversible feature.This reversible reaction, effectively ensure that the effective temperature of shell environment, ensure that the stable of earth resistance.This filler has no side effect, and with the long-term mating reaction of metal electrode, generates and prevent from copper alloy all reaching good effect in corrosion two at ion.After the Ions Absorption the earth moisture produced in this way, can deliquescent effect be passed through, active electrolytic ion is effectively discharged in the soil of surrounding, make earth electrode become an ion generating device, thus improve periphery soil property and make it to reach grounding requirement.It comprises ion grounding electrode, ion grounding electrode upper end is provided with observes cover, and be disposed with air vent hole, binding post, positioning terminal, ion slowly-releasing hole from top to bottom, be installed among soil, and covered in soil by observation and form cavity, cavity is provided with ion filler, draws ground wire connection jaws by binding post.
This ion earthing unit in use at that time, easily go wrong, because ambient temperature can affect unexpected temperature change, and the soil moisture too high time, can make ion receiving electrode and neighbouring appearance temperature drift phenomenon, equivalent resistance is changed, now, if there is the phenomenon of housing electric leakage, just can not extraordinary leakage current, thus cause potential safety hazard.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of when temperature is too high, automatically detects and reminds a kind of electrolytic ion ground unit of user.
For achieving the above object, the utility model provides following technical scheme: a kind of electrolytic ion ground unit, comprise ion grounding electrode, comprise temperature sensing circuit and indicating circuit, described temperature sensing circuit comprises temperature sensor, for detecting temperature near ion grounding electrode, and export a sampled voltage; Base modules, for providing a reference voltage; Executive Module, is coupled to temperature sensor and base modules, when sampled voltage is greater than reference voltage, exports executive signal; Indicating circuit comprises light-emitting diode, and described light-emitting diode is controlled by executive signal work.
During normal use, all original modules normally work, temperature sensor detects temperature near ion grounding electrode, when temperature is higher than preset value, Executive Module exports executive signal, controls LEDs ON, such maintenance personal does not just need just can detected temperatures situation by observation port, and can not judge to produce error because of artificial, be more conducive to the faster unusual circumstance of user, immediately change the impact ensureing to be subject to potential safety hazard.
The utility model can be set to further: the lower surface of described ion grounding electrode is provided with earthing block, and described temperature sensor is embedded at described earthing block.By the setting of earthing block, and temperature sensor is fixed on earthing block, just need not changes the structure of original ion grounding electrode, more firmly.
The utility model can be set to further: described base modules comprises the first resistance, the second resistance and the 3rd resistance that are arranged in series successively, and the node that described first resistance and the second resistance couple provides reference voltage.By three resistance be arranged in series, and provide reference voltage, ensure the safety and reliability that can improve use when using.Can not cause misoperation because of current spike, or resistance burns out.
The utility model can be set to further: described 3rd resistance is adjustable resistance.By the setting of the 3rd resistance, user may regulate reference voltage according to security parameter and ambient conditions, just can regulate the sensitivity of temperature sensing circuit.
The utility model can be set to further: described Executive Module comprises comparator, the positive input terminal of described comparator receives sampled voltage, the negative input end of described comparator receives reference voltage, when sampled voltage is greater than reference voltage, and output temperature abnormal signal.By the setting of comparator, cost is lower, and response speed is very fast, is not vulnerable to magnetic interference.
The utility model can be set to further: described second resistor coupled in parallel is provided with anti-interference module, and described anti-interference module comprises the 4th resistance and the switch element be arranged in series, and the controlled terminal of described switch element is coupled to temperature anomaly signal.If there is disturbance and be in again the situation near reference voltage in the sampled voltage of temperature sensor when sampling, so easily cause the actuating equipment perseveration sending abnormal signal, affect service life of equipment, so when comparator output temperature abnormal signal, drag down the size of reference voltage, its principle is as follows, temperature comparison module exports as high level (temperature anomaly signal), the conducting of control switch pipe, be equivalent at the second resistor coupled in parallel the 4th resistance, be equivalent to make the equivalent resistance of the second resistance to reduce, so the voltage that the second electric resistance partial pressure obtains increases little, reference voltage is increased little, prevent from causing subsequent conditioning circuit perseveration because sampled voltage floats near reference voltage and damaging.
The utility model can be set to further: in described indicating circuit, described light-emitting diode has been arranged in series time-delay relay coil, described ion earthing unit also comprises warning circuit, described warning circuit comprises the time-delay relay normally opened contact and buzzer that are arranged in series, when described time-delay relay normally opened contact closes, described buzzer obtains electric work.When after indicating circuit certain time, warning circuit just can work, and reminds user to safeguard as early as possible.
The utility model can be set to further: also comprise wireless module, and described wireless module receives executive signal work.By such setting, wireless module when temperature is too high, can send alarm signal, reminds user's temperature anomaly.
By adopting technique scheme, all original modules normally work, temperature sensor detects temperature near ion grounding electrode, when temperature is higher than preset value, Executive Module exports executive signal, control LEDs ON, such maintenance personal does not just need just can detected temperatures situation by observation port, and can not judge to produce error because of artificial, ensure that and element can not be made because long-time temperature is too high to produce temperature drift and cause equivalent resistance be closely driven high and produce potential safety hazard.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is temperature sensing circuit schematic diagram;
Fig. 3 is indicating circuit schematic diagram;
Fig. 4 is warning circuit schematic diagram.
Reference numeral: 1a, observation cover; 2a, ion grounding electrode; 21a, binding post; 22a, positioning terminal; 23a, ion slowly-releasing hole; 3a, ion filler; 4a, soil; 5a; Earthing block; 111, temperature sensor; 112, base modules; 113, Executive Module; 114, anti-interference module; 2, indicating circuit; 3, alarm module.
Embodiment
Referring to figs. 1 through Fig. 4, the utility model embodiment is described further.
A kind of ground connection ion unit, it comprises ion grounding electrode 2a, ion grounding electrode 2a upper end is provided with observes cover 1a, and be disposed with air vent hole, binding post 21a, positioning terminal 22a, ion slowly-releasing hole 23a from top to bottom, be installed among soil 4a, and in soil 4a, forming cavity by observing cover 1a, cavity is provided with ion filler 3a, draws ground wire connection jaws by binding post 21a.The lower surface of described ion grounding electrode 2a is provided with earthing block 5a, and described temperature sensor 111 is embedded at described earthing block 5a.Earthing block 5a is arranged at the lower end of ion slowly-releasing hole 23a, the critical positions of ion slowly-releasing herein, so the temperature detecting this position is advantageously in judgement, by offering extra installing hole on earthing block 5a, sensor installation.
With reference to shown in Fig. 2 to Fig. 4, it comprises temperature sensing circuit and indicating circuit 2, and described temperature sensing circuit comprises temperature sensor 111, for detecting temperature near ion grounding electrode 2a, and exports a sampled voltage; Base modules 112, for providing a reference voltage; Executive Module 113, is coupled to temperature sensor 111 and base modules 112, when sampled voltage is greater than reference voltage, exports executive signal; Described base modules 112 comprises the first resistance R11, the second resistance R12 and the 3rd resistance R13 that are arranged in series successively, and the node that described first resistance R11 and the second resistance R12 couples provides reference voltage.Described 3rd resistance R13 is adjustable resistance.Described Executive Module 113 comprises comparator, and the positive input terminal of described comparator receives sampled voltage, and the negative input end of described comparator receives reference voltage, when sampled voltage is greater than reference voltage, and output temperature abnormal signal.The comparator of Executive Module 113 is set to LM355, its output is coupled with the 5th resistance R15 and the 6th resistance R16 that are arranged in series, the node that 5th resistance R15 and the 6th resistance R16 couples is connected to the base stage of NPN pipe, NPN pipe collector is connected to relay coil KM1, its emitter is coupled with wireless module, for sending wireless signal, and can down to control terminal, like this when the ion earthing cell temperature of correspondence is too low, not needing just can unusual circumstance by field observation.Described first resistance R11 has been arranged in parallel anti-interference module 114, and described anti-interference module 114 comprises the 4th resistance R14 and the switch element be arranged in series, and the controlled terminal of described switch element is coupled to temperature anomaly signal.Switch element is set to metal-oxide-semiconductor.
As shown in Figure 3, indicating circuit 2 comprises light-emitting diode, and described light-emitting diode is controlled by executive signal work.Comprise relay normally open contact, light-emitting diode, luminous protective resistance R2 and time-delay relay coil.
With reference to shown in Fig. 3 and Fig. 4, in described indicating circuit 2, described light-emitting diode has been arranged in series time-delay relay coil, described ion earthing unit also comprises warning circuit, described warning circuit comprises the time-delay relay normally opened contact and buzzer that are arranged in series, when described time-delay relay normally opened contact closes, described buzzer obtains electric work.Light-emitting diode and buzzer must be exposed outside at soil 4a, and ensure that user can Timeliness coverage, buzzer has also been arranged in series buzzing protective resistance R3, causes losing efficacy for preventing during overcurrent.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. an electrolytic ion ground unit, comprises ion grounding electrode, it is characterized in that: comprise temperature sensing circuit and indicating circuit, and described temperature sensing circuit comprises
Temperature sensor, for detecting temperature near ion grounding electrode, and exports a sampled voltage;
Base modules, for providing a reference voltage;
Executive Module, is coupled to temperature sensor and base modules, when sampled voltage is greater than reference voltage, exports executive signal;
Indicating circuit comprises light-emitting diode, and described light-emitting diode is controlled by executive signal work.
2. a kind of electrolytic ion ground unit as claimed in claim 1, it is characterized in that: the lower surface of described ion grounding electrode is provided with earthing block, described temperature sensor is embedded at described earthing block.
3. a kind of electrolytic ion ground unit as claimed in claim 1, is characterized in that: described base modules comprises the first resistance, the second resistance and the 3rd resistance that are arranged in series successively, and the node that described first resistance and the second resistance couple provides reference voltage.
4. a kind of electrolytic ion ground unit as claimed in claim 3, is characterized in that: described 3rd resistance is adjustable resistance.
5. a kind of electrolytic ion ground unit as claimed in claim 4, it is characterized in that: described Executive Module comprises comparator, the positive input terminal of described comparator receives sampled voltage, the negative input end of described comparator receives reference voltage, when sampled voltage is greater than reference voltage, output temperature abnormal signal.
6. a kind of electrolytic ion ground unit as claimed in claim 5, it is characterized in that: described second resistor coupled in parallel is provided with anti-interference module, described anti-interference module comprises the 4th resistance and the switch element be arranged in series, and the controlled terminal of described switch element is coupled to temperature anomaly signal.
7. a kind of electrolytic ion ground unit as described in claim 1 or 2 or 3 or 4 or 5 or 6, is characterized in that: also comprise wireless module, and described wireless module receives executive signal work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520822856.7U CN205122802U (en) | 2015-10-22 | 2015-10-22 | Electrolytic ion grounding unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520822856.7U CN205122802U (en) | 2015-10-22 | 2015-10-22 | Electrolytic ion grounding unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205122802U true CN205122802U (en) | 2016-03-30 |
Family
ID=55578381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520822856.7U Expired - Fee Related CN205122802U (en) | 2015-10-22 | 2015-10-22 | Electrolytic ion grounding unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205122802U (en) |
-
2015
- 2015-10-22 CN CN201520822856.7U patent/CN205122802U/en not_active Expired - Fee Related
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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: 20160330 Termination date: 20181022 |
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| CF01 | Termination of patent right due to non-payment of annual fee |