CN215005931U - Sleet changer - Google Patents
Sleet changer Download PDFInfo
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- CN215005931U CN215005931U CN202121319992.6U CN202121319992U CN215005931U CN 215005931 U CN215005931 U CN 215005931U CN 202121319992 U CN202121319992 U CN 202121319992U CN 215005931 U CN215005931 U CN 215005931U
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Abstract
The utility model relates to a sleet detects technical field, has solved the little problem of sleet changer heating device heating range among the prior art. The utility model provides a sleet changer, includes the casing and establishes the apron at the casing open end, is equipped with control conditioning circuit in the casing, be equipped with a plurality of first electrodes and a plurality of second electrode on the upper surface of apron, first electrode and second electrode interval distribution, first electrode, second electrode respectively with control conditioning circuit connects, is equipped with heating device on the apron, and heating device is connected with control conditioning circuit, and the upper surface of apron and/or the lower surface of apron are equipped with the heat-conducting piece. When heating device heats the apron, the heat conduction piece can be with heat conduction to the apron in the region far away from heating device for the snow in this region melts, has avoided the snow to pile up in this region, and melts when the temperature risees, and the snow water that produces flows on first electrode and second electrode, causes the wrong report. The heating device is preferably a resistance wire.
Description
Technical Field
The utility model relates to a sleet detects technical field, especially relates to a sleet changer.
Background
The resistance type rain and snow sensor is an instrument for detecting whether rain and snow exist or not by utilizing the conductive characteristic of rainwater. Whether rain and snow exist or not is of great significance to agricultural production, and some detection equipment such as insect pest situation measuring and reporting instruments often need to judge whether to work or not by means of rain and snow sensors. The rain and snow sensor adopts the surface grid-shaped electrode to sense the external rain and snow conditions, the built-in automatic heating device can heat snow falling on the surface of the sensor, so that the snow melts, the resistance between the electrodes is influenced, the snow falling detection is completed, meanwhile, the accumulated snow can be timely removed, and the false alarm caused by delayed melting of the snow is avoided. However, when the air temperature is low, the heating device can only heat a part of the area of the sensor, and cannot affect other areas, so that snow in other areas melts after being delayed, and false alarm is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sleet changer has solved the little problem of sleet changer heating device heating range among the prior art.
The utility model provides a sleet changer, includes the casing and establishes the apron at the casing open end, is equipped with control conditioning circuit in the casing, be equipped with a plurality of first electrodes and a plurality of second electrode on the upper surface of apron (the one side of casing is kept away from to the apron), first electrode and second electrode interval distribution, first electrode, second electrode respectively with control conditioning circuit connects, is equipped with heating device on the apron, and heating device is connected with control conditioning circuit, and the upper surface of apron and/or the lower surface of apron (the one side that the apron is close to the casing) are equipped with the heat-conducting piece. The utility model discloses during the use, a plurality of first electrodes are connected to control conditioning circuit's same point, and a plurality of second electrode are connected to control conditioning circuit's same point, and when the rainwater fell on the changer surface when with adjacent first electrode and second electrode intercommunication, impurity ion in the rainwater makes the resistance between first electrode and the second electrode reduce, and control conditioning circuit receives resistance change signal and exports the signal of rainfall/snow and gives the host computer. When heating device heats the apron, the heat conduction piece can be with heat conduction to the apron in the region far away from heating device for the snow in this region melts, has avoided the snow to pile up in this region, and melts when the temperature risees, and the snow water that produces flows on first electrode and second electrode, causes the wrong report. The heating device is preferably a resistance wire.
Furthermore, the heat conducting member on the upper surface of the cover plate is a heat conducting wire, and the heat conducting wire surrounds the peripheries of the areas where the plurality of first electrodes and the plurality of second electrodes are located. The first electrodes and the second electrodes have good heat conducting performance, so that the heat conducting wires are only arranged on the peripheries of the areas where the first electrodes and the second electrodes are located, the heat of the heating device can be transferred to the peripheral area, the situation that accumulated snow is accumulated in the peripheral area for a long time and is melted when the temperature rises, and the generated snow water flows onto the first electrodes and the second electrodes to cause false alarm is avoided.
Furthermore, the heat conducting piece on the upper surface of the cover plate is a heat conducting fin, a through hole is formed in the middle of the heat conducting fin, and the plurality of first electrodes and the plurality of second electrodes are both located in the through hole. The first electrodes and the second electrodes have good heat conducting performance, so that the heat conducting fins are only arranged on the peripheries of the areas where the first electrodes and the second electrodes are located, the heat of the heating device can be transferred to the peripheral area, the situation that accumulated snow is accumulated in the peripheral area for a long time and is melted when the air temperature rises, and the generated snow water flows onto the first electrodes and the second electrodes to cause false alarm is avoided.
Furthermore, the heat conducting pieces on the lower surface of the cover plate are a plurality of crossed heat conducting wires. The heat conducting wires on the lower surface of the cover plate can further enhance the heat conduction on the cover plate.
Furthermore, the first electrode and the second electrode are both annular and are concentrically arranged.
Further, a mounting seat is arranged between the shell and the cover plate, the mounting seat is detachably connected with the shell, and the cover plate is fixedly connected to the mounting seat. The mounting seat is provided with a through hole for a lead to pass through so as to realize the connection of the first electrode and the control conditioning circuit and the connection of the second electrode and the control conditioning circuit.
Further, a temperature sensor is arranged on the lower surface of the cover plate and connected with the control conditioning circuit. The temperature sensor converts the acquired temperature signal into an electric signal and transmits the electric signal to the control conditioning circuit, the control conditioning circuit controls the transmitter, the heating device starts to heat when the temperature is lower than zero centigrade, and the heating device stops heating when the temperature is higher than forty centigrade.
Furthermore, the first electrode and the second electrode are both copper electrodes, the surfaces of the first electrode and the second electrode are plated with gold, the heat conducting wires are copper wires, the cover plate is a PCB, and the heat conducting wires are located in the PCB. The gold plating on the surface can prevent the first electrode and the second electrode from being oxidized, so that the resistance between the first electrode and the second electrode is increased.
Further, be equipped with end to end's waterproof groove on the mount pad, be equipped with the rubber circle in the waterproof groove, be equipped with the waterproof strip that matches with the waterproof groove on the casing, the waterproof strip is located the waterproof groove.
Further, a first cavity is arranged on the shell, a second cavity is arranged on the mounting seat, the first cavity and the second cavity form a closed drainage cavity, and a through hole is formed in the bottom of the drainage cavity.
According to the technical scheme, the utility model has the advantages of it is following:
when heating device heats the apron, the heat conduction piece can be with heat conduction to the apron in the region far away from heating device for the snow in this region melts, has avoided the snow to pile up in this region, and melts when the temperature risees, and the snow water that produces flows on first electrode and second electrode, causes the wrong report.
Drawings
In order to illustrate the technical solution of the present invention more clearly, the drawings that are needed in the description will be briefly introduced below, and it is obvious that the drawings in the following description are only some 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 work.
FIG. 1 is a schematic view of the housing structure of the present invention;
FIG. 2 is a schematic view of the structure of the mounting base of the present invention;
FIG. 3 is a front view of the cover plate of the present invention;
FIG. 4 is a rear view of the cover plate of the present invention;
FIG. 5 is a front view of the cover plate of the present invention;
FIG. 6 is a front view of the housing of the present invention;
FIG. 7 is a front view of the mounting base of the present invention;
1. the heat-conducting module comprises a shell, 2, a cover plate, 3, a first electrode, 4, a second electrode, 5, heat-conducting wires, 6, heat-conducting fins, 7, a mounting seat, 8, a waterproof groove, 9, a waterproof strip, 10, a first cavity, 11 and a second cavity.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the embodiments described below are only some embodiments, not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given in the present patent without making any creative effort, shall fall within the scope of protection of the present patent.
Example 1
As shown in fig. 1-4, a sleet transmitter includes a housing 1 and a PCB (cover plate 2) arranged at an opening end of the housing 1, a control conditioning circuit is arranged in the housing 1, a plurality of first electrodes 3 and a plurality of second electrodes 4 are arranged on an upper surface of the PCB, the first electrodes 3 and the second electrodes 4 are distributed at intervals, the first electrodes 3 and the second electrodes 4 are respectively connected with the control conditioning circuit, a heating device is arranged on the PCB, the heating device is connected with the control conditioning circuit, and a heat conducting wire 5 is arranged on the upper surface of the PCB and/or the lower surface of the PCB. The heat conducting wires 5 surround the periphery of the areas where the plurality of first electrodes 3 and the plurality of second electrodes 4 are located. The first electrodes 3 and the second electrodes 4 have good heat conduction performance, so that the heat conduction wires 5 are arranged only at the periphery of the area where the plurality of first electrodes 3 and the plurality of second electrodes 4 are located, so that the heat of the heating device can be transferred to the peripheral area. And a thermistor (temperature sensor) is arranged on the lower surface of the PCB and is connected with the control conditioning circuit. The thermistor converts the acquired temperature signal into an electric signal and transmits the electric signal to the control conditioning circuit, the control conditioning circuit controls the transmitter, the heating device starts to heat when the temperature is lower than zero centigrade, and the heating device stops heating when the temperature is higher than forty centigrade. The first electrode 3 and the second electrode 4 are both copper electrodes, the surfaces of the first electrode and the second electrode are plated with gold, the heat conducting wires 5 are copper wires, and the heat conducting wires 5 are located in the PCB. The surface gold plating can prevent the first electrode 3 and the second electrode 4 from being oxidized, which causes the resistance between the first electrode 3 and the second electrode 4 to become large.
The utility model discloses during the use, a plurality of first electrodes 3 are connected to control conditioning circuit's same point, and a plurality of second electrodes 4 are connected to control conditioning circuit's same point, and when the rainwater fell on the changer surface with adjacent first electrode 3 and second electrode 4 intercommunication, impurity ion in the rainwater makes the resistance between first electrode 3 and the second electrode 4 reduce, and control conditioning circuit receives resistance change signal and exports the signal of rainfall/snow and gives the host computer. When heating device heated the PCB board, the heat conduction piece can be with the heat conduction on the PCB board apart from the region that heating device is far away for the regional snow of this melts, has avoided the snow to pile up in this region, and melts when the temperature risees, and the snow water that produces flows on first electrode 3 and second electrode 4, causes the wrong report. The heating device is preferably a resistance wire. The heat conducting pieces on the lower surface of the PCB are a plurality of intersecting heat conducting wires 5. The heat conducting wires 5 on the lower surface of the PCB can further enhance the heat conduction on the PCB. The first electrode 3 and the second electrode 4 are both annular and are concentrically arranged.
Be equipped with mount pad 7 between casing 1 and the PCB board, mount pad 7 passes through bolted connection with casing 1, and PCB board fixed connection is on mount pad 7. The mounting base 7 is provided with a through hole for a lead to pass through so as to realize the connection of the first electrode 3 and the control conditioning circuit, the connection of the second electrode 4 and the control conditioning circuit, and the connection of the thermistor and the control conditioning circuit. Be equipped with end to end's capillary groove 8 on the mount pad 7, be equipped with the rubber circle in the capillary groove 8, be equipped with the waterproof strip 9 that matches with capillary groove 8 on the casing 1, capillary strip 9 is located capillary groove 8. Be equipped with first cavity 10 on casing 1, be equipped with second cavity 11 on the mount pad 7, first cavity 10 forms confined drainage chamber with second cavity 11, and drainage chamber bottom is equipped with the through-hole.
Example 2
As shown in fig. 5 to 7, the present embodiment is different from embodiment 1 in that the first electrode 3 and the second electrode 4 are both in a strip shape, the first electrode 3 and the second electrode 4 are parallel to each other, and the distance between the adjacent first electrode 3 and the second electrode 4 is a fixed value. The heat conducting piece on the upper surface of the PCB is a heat conducting sheet 6, a through hole is formed in the middle of the heat conducting sheet 6, and the first electrodes 3 and the second electrodes 4 are both located in the through hole. The first electrodes 3 and the second electrodes 4 have good heat conducting performance, so that the heat conducting fins 6 are only arranged on the peripheries of the areas where the first electrodes 3 and the second electrodes 4 are located, heat of the heating device can be transferred to the peripheral areas, accumulated snow in the peripheral areas for a long time is avoided, the accumulated snow melts when the temperature rises, and the generated snow water flows onto the first electrodes 3 and the second electrodes 4 to cause false alarm.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims and in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a sleet changer, includes casing (1) and establishes apron (2) at casing (1) open end, is equipped with control conditioning circuit in casing (1), its characterized in that, be equipped with a plurality of first electrodes (3) and a plurality of second electrode (4) on the upper surface of apron (2), first electrode (3) and second electrode (4) interval distribution, first electrode (3), second electrode (4) respectively with control conditioning circuit connects, is equipped with heating device on apron (2), and heating device is connected with control conditioning circuit, and the upper surface of apron (2) and/or the lower surface of apron (2) are equipped with the heat-conducting piece.
2. A rain and snow transmitter according to claim 1, wherein the heat conducting member on the upper surface of the cover plate (2) is a heat conducting wire (5), and the heat conducting wire (5) surrounds the periphery of the area where the plurality of first electrodes (3) and the plurality of second electrodes (4) are located.
3. A rain and snow transmitter according to claim 1, wherein the heat conducting member on the upper surface of the cover plate (2) is a heat conducting fin (6), a through hole is provided in the middle of the heat conducting fin (6), and the plurality of first electrodes (3) and the plurality of second electrodes (4) are located in the through hole.
4. A snow and rain transmitter according to claim 1 or 2 or 3, characterized in that the heat conducting member on the lower surface of the cover plate (2) is a plurality of intersecting heat conducting wires (5).
5. A rain and snow transmitter according to claim 4, wherein the first electrode (3) and the second electrode (4) are both annular and concentrically arranged.
6. A rain and snow transmitter according to claim 1 or 5, characterized in that a mounting seat (7) is arranged between the housing (1) and the cover plate (2), the mounting seat (7) is detachably connected with the housing (1), and the cover plate (2) is fixedly connected on the mounting seat (7).
7. A rain and snow transmitter according to claim 6, characterized in that a temperature sensor is arranged on the lower surface of the cover plate (2), and the temperature sensor is connected with the control and conditioning circuit.
8. A rain and snow transmitter according to claim 5, wherein the first electrode (3) and the second electrode (4) are both copper electrodes and the surfaces thereof are gold-plated, the heat conducting wire (5) is a copper wire, the cover plate (2) is a PCB and the heat conducting wire (5) is located in the PCB.
9. The sleet transmitter of claim 6, wherein the mounting seat (7) is provided with waterproof grooves (8) which are connected end to end, rubber rings are arranged in the waterproof grooves (8), the shell (1) is provided with waterproof strips (9) matched with the waterproof grooves (8), and the waterproof strips (9) are positioned in the waterproof grooves (8).
10. A rain and snow transmitter as claimed in claim 9, wherein the housing (1) is provided with a first cavity (10), the mounting seat (7) is provided with a second cavity (11), the first cavity (10) and the second cavity (11) form a closed drainage cavity, and the bottom of the drainage cavity is provided with a through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121319992.6U CN215005931U (en) | 2021-06-15 | 2021-06-15 | Sleet changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121319992.6U CN215005931U (en) | 2021-06-15 | 2021-06-15 | Sleet changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215005931U true CN215005931U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121319992.6U Active CN215005931U (en) | 2021-06-15 | 2021-06-15 | Sleet changer |
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| Country | Link |
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| CN (1) | CN215005931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115185018A (en) * | 2022-07-12 | 2022-10-14 | 中庆建设有限责任公司 | Road rain and snow sensing device and road rain and snow judging method |
-
2021
- 2021-06-15 CN CN202121319992.6U patent/CN215005931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115185018A (en) * | 2022-07-12 | 2022-10-14 | 中庆建设有限责任公司 | Road rain and snow sensing device and road rain and snow judging method |
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