CN203324852U - DSRC-device heating apparatus and DSRC outdoor unit - Google Patents
DSRC-device heating apparatus and DSRC outdoor unit Download PDFInfo
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- CN203324852U CN203324852U CN2013203932013U CN201320393201U CN203324852U CN 203324852 U CN203324852 U CN 203324852U CN 2013203932013 U CN2013203932013 U CN 2013203932013U CN 201320393201 U CN201320393201 U CN 201320393201U CN 203324852 U CN203324852 U CN 203324852U
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Abstract
The utility model relates to the field of power supplies and particularly relates to a DSRC-device heating apparatus and a DSRC outdoor unit. The heating apparatus includes a heating module and may also include an AC relay. A power input end of the heating module is connected with a first AC input end of an AC-DC power module. An output normally-closed end of the AC relay is connected with a relay-connecting end of the heating module. An output public end of the AC relay is connected with a second AC input end of the AC-DC power module and input control ends of the AC relay are connected with a first DC output end and a second DC output end of the AC-DC power module. When the AC-DC power module has no voltage output, an input control end of the AC relay controls the output normally-closed end to be switched on so that the heating module starts heating; and when the AC-DC power module has the voltage output, the input control end of the AC relay controls a switch of an output end of the AC relay to be switched to an output normally-open end so that the heating module stops heating.
Description
Technical field
The utility model relates to field of power supplies, particularly relates to a kind of DSRC equipment heating arrangement and DSRC outdoor unit.
Background technology
The AC-DC power module, be a kind of device that can make to form in circuit steady current, has a wide range of applications.For example, at intelligent transportation (Intelligent Transportation System, ITS) field, there is a kind of DSRC(Dedicated Short Range Communications, DSRC) outdoor unit, described DSRC outdoor unit is positioned over outdoor, for mobile unit, carrying out information interaction, wherein is provided with the AC-DC power module with power supply.
But the inventor finds in the application's research process, the AC-DC power module has separately corresponding standard operation temperature.When the temperature of working environment, during lower than described standard operation temperature, described AC-DC power module can't work.For example, when outdoor temperature is low, the AC-DC power module in described DSRC outdoor unit possibly can't be powered.For fear of the generation of this situation, prior art is generally work equipment at a lower temperature and configures the more AC-DC power module of high standard, thereby need to expend higher cost.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of DSRC equipment heating arrangement, to solve in prior art, needs to configure the AC-DC power module of high standard under low working environment in temperature, the problem that Expenses Cost is high, and specific embodiments is as follows:
A kind of DSRC equipment heating arrangement comprises:
Heating module for the heating of DSRC equipment.
Preferably, described DSRC equipment heating arrangement also comprises: AC relay, wherein,
The power input of described heating module is connected with the first ac input end of AC-DC power module;
The output normal-closed end of described AC relay is connected with the relay link of described heating module, the output common port of described AC relay is connected with the second ac input end of described AC-DC power module, and the input control end of described AC relay is connected with the second DC output end with the first DC output end of described AC-DC power module respectively;
When described AC-DC power module Non voltage output, the input control end of described AC relay is controlled described output normal-closed end closure; When described AC-DC power module has Voltage-output, the input control end of described AC relay is controlled the switching over of described AC relay output terminal to exporting Chang Kaiduan.
Preferably,
Described heating module is positive temperature coefficient (PTC) PTC heating module.
Preferably,
Described heating module is arranged at the surface of described AC-DC power module.
Preferably,
Be provided with overheat protector in described heating module.
Preferably,
Described AC relay is electromagnetic relay.
Accordingly, the application also discloses a kind of DSRC outdoor unit, comprising:
The AC-DC power module;
The AC power be connected with the second ac input end with the first ac input end of described AC-DC power module;
DSRC equipment heating arrangement, the heating arrangement of described DSRC equipment comprises: be the heating module of DSRC equipment heating.
Preferably, described DSRC equipment heating arrangement also comprises: AC relay, wherein,
The power input of described heating module is connected with the first ac input end of AC-DC power module;
The output normal-closed end of described AC relay is connected with the relay link of described heating module, the output common port of described AC relay is connected with the second ac input end of described AC-DC power module, and the input control end is connected with the second DC output end with the first DC output end of described AC-DC power module respectively;
When described AC-DC power module Non voltage output, the input control end of described AC relay is controlled described output normal-closed end closure; When described AC-DC power module has Voltage-output, the input control end of described AC relay is controlled the switching over of described AC relay output terminal to exporting Chang Kaiduan.
Preferably,
Described heating module is positive temperature coefficient (PTC) PTC heating module, and described heating module is arranged at the surface of described AC-DC power module, in described heating module, is provided with overheat protector.
Preferably,
Described AC relay is electromagnetic relay.
In the disclosed DSRC equipment of the application heating arrangement, be provided with heating module, be used to the heating of DSRC equipment.Further, also be provided with AC relay, because the input control end of described AC relay is connected with the second DC output end with the first DC output end of described AC-DC power module, therefore, described input control end can perceive whether output voltage of described AC-DC power module.When described AC-DC power module is not worked, during Non voltage output, the input control end of described AC relay is controlled the output normal-closed end closure of AC relay.And the output common port of described AC relay is connected with the second ac input end of described AC-DC power module, when the output normal-closed end of described AC relay is closed, the AC power be connected with described AC-DC power module, AC relay and heating module form path, heating module is carried out heating operation, be continuously the heating of AC-DC power module, the temperature of described AC-DC power module is raise.
When the temperature of described AC-DC power module is elevated to its standard operation temperature, the voltage of the first DC output end of described AC-DC power module and the output of the second DC output end is normal, when the input control end of coupled AC relay perceives this voltage, control the switching over of described AC relay output terminal to exporting Chang Kaiduan, thereby the circuit between AC power and PTC heating module is disconnected, stop as described AC-DC power module heating.
The disclosed DSRC equipment of this programme heating arrangement, by being set, heating module and AC relay can realize the heating to the AC-DC power module, thereby do not need for being operated in than the AC-DC power module of the configuration of the equipment under low environment high standard, and, the heating module adopted in this programme and AC relay are all devices commonly used, price is low, has reduced equipment cost.
The accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation that Fig. 1 is the disclosed a kind of DSRC equipment heating arrangement of the utility model embodiment;
Fig. 2 is in the disclosed a kind of DSRC equipment heating arrangement of the utility model embodiment, the structural representation of AC relay.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment obtained, and all belong to the scope of the utility model protection.
In order to solve in prior art, need to configure the AC-DC power module of high standard under low working environment in temperature, the problem that Expenses Cost is high, the utility model discloses a kind of DSRC equipment heating arrangement.
In the disclosed described DSRC equipment heating arrangement of the application, be included as the heating module of DSRC equipment heating.Described heating module is used to the heating of AC-DC power module, thereby can adapt to comparatively cold environment.
Further, structural representation shown in Figure 1, described DSRC equipment heating arrangement comprises heating module 11, in addition, also comprises AC relay 12.
Wherein, the power input of described heating module 11 is connected with the first ac input end of AC-DC power module;
The structural representation of AC relay shown in Figure 2, described AC relay 12 comprises: input control end 121, output normal-closed end 122, output Chang Kaiduan 123 and output common port 124, wherein, the output normal-closed end 122 of described AC relay 12 is connected with the relay link of described heating module 11, the output common port 124 of described AC relay 12 is connected with the second ac input end of described AC-DC power module, and, described input control end 121 is connected with the second DC output end with the first DC output end of described AC-DC power module respectively,
When described AC-DC power module Non voltage output, the input control end 121 of described AC relay 12 is controlled described output normal-closed end 122 closures, makes heating module 11 for the heating of AC-DC power module; When described AC-DC power module has Voltage-output, the input control end of described AC relay 12 is controlled the switching over of described AC relay output terminal to exporting Chang Kaiduan 123, makes heating module stop heating.
When described AC-DC power module starts to work, can receive the alternating current of coupled AC power output, and be translated into direct current, by the first DC output end and the second DC output end, described direct current to be exported, supply load is used.Wherein, described AC-DC power module is connected with described AC power with the second ac input end by the first ac input end.Therefore, when the AC-DC power module is not worked, described AC-DC power module Non voltage output.
And in the disclosed DSRC equipment of the application heating arrangement, because the input control end of described AC relay is connected with the second DC output end with the first DC output end of described AC-DC power module, therefore, described input control end can perceive whether output voltage of described AC-DC power module.When described AC-DC power module is not worked, during Non voltage output, the input control end of described AC relay is controlled the output normal-closed end closure of AC relay.And the output common port of described AC relay is connected with the second ac input end of described AC-DC power module, when the output normal-closed end of described AC relay is closed, the AC power be connected with described AC-DC power module, AC relay and heating module form path, heating module is carried out heating operation, be continuously the heating of AC-DC power module, the temperature of described AC-DC power module is raise.
When the temperature of described AC-DC power module is elevated to its standard operation temperature, the voltage of the first DC output end of described AC-DC power module and the output of the second DC output end is normal, when the input control end of coupled AC relay perceives this voltage, control the switching over of described AC relay output terminal to exporting Chang Kaiduan, thereby the circuit between AC power and PTC heating module is disconnected, stop as described AC-DC power module heating.
The disclosed DSRC equipment of this programme heating arrangement, by being set, heating module and AC relay can realize the heating to the AC-DC power module, thereby do not need for being operated in than the AC-DC power module of the configuration of the equipment under low environment high standard, and, the heating module adopted in this programme and AC relay are all devices commonly used, price is low, has reduced equipment cost.
For example, common AC-DC power module working temperature lower limit commonly used is generally all at 0 ℃, lowest temperature reaches the product that the product of-20 ℃ belongs to technical grade, price at least will exceed one times of left and right than mill run, and the product of lowest temperature the reaches AC-DC power module of-40 ℃ belongs to substantially space flight level, price may exceed than common product several times or tens times.In prior art, when cold district is used the AC-DC power module, the AC-DC power module for equipment configuration technical grade or space flight level, need great amount of cost.And the heating module adopted in this programme and AC relay are device commonly used, price is low, well below the cost that adopts technical grade or space flight level power supply module.
Further, after adopting the disclosed DSRC equipment of this programme heating arrangement, only need to use the AC-DC power module of general common to get final product.Such power module purchase channel is wide, and cheap.And the power module purchase channel of technical grade and space flight level is relative few a lot, and expensive, procurement cycle is long, has virtually also improved cost, and is unfavorable for maintenance and the replacing in later stage.
In addition, in the disclosed DSRC equipment of the application heating arrangement, described heating module 11 is PTC(Positive Temperature Coefficient, positive temperature coefficient (PTC)) heating module, for under the control of AC relay 12, it is described AC-DC power module heating.Certainly, described heating module 11 also can be selected the heating module of other kinds, and the utility model is not construed as limiting.
Further, described heating module 11 is arranged on the surface of described AC-DC power module, and for example, described heating module 11 can be close to upper surface or the lower surface of described AC-DC power module, thereby plays the purpose fully heated for described AC-DC power module.
In addition, in described heating module 11, be provided with overheat protector, thereby make described heating module there is overheat protective function.When described AC relay 12 breaks down, if when described heating module 11 is heated to setting value by temperature, can automatically stop heating, improved security.
Further, described AC relay 12 is electromagnetic relay, usually selects normally closed single-pole double-throw (SPDT) AC relay, by it, by controlling the break-make of heating module 11 circuit, realizes the control to the heating of AC-DC power module.Certainly, described AC relay 12 also can be selected the relay of other kinds, and the utility model is not construed as limiting.
Further, disclosed herein as well is a kind of DSRC outdoor unit, described DSRC outdoor unit comprises: AC-DC power module, AC power and above-mentioned DSRC equipment heating arrangement.
Described DSRC equipment heating arrangement comprises: heating module, described heating module is used to the heating of DSRC equipment.
Further, described DSRC equipment heating arrangement also comprises: AC relay.
Wherein, the power input of described heating module is connected with the first ac input end of AC-DC power module;
The output normal-closed end of described AC relay is connected with the relay link of described heating module, the output common port of described AC relay is connected with the second ac input end of described AC-DC power module, and the input control end of described AC relay is connected with the second DC output end with the first DC output end of described AC-DC power module respectively;
When described AC-DC power module Non voltage output, the input control end of described AC relay is controlled described output normal-closed end closure; When described AC-DC power module has Voltage-output, the input control end of described AC relay is controlled the switching over of described AC relay output terminal to exporting Chang Kaiduan.
Further, described heating module is positive temperature coefficient (PTC) PTC heating module; Described heating module is arranged at the surface of described AC-DC power module.
Further, be provided with overheat protector in described heating module; Described AC relay is electromagnetic relay.
Wherein, described AC-DC power module is connected with described AC power with the second ac input end by the first ac input end, after described AC-DC power module receives the alternating voltage of described AC power transmission, be translated into direct supply, and export described direct supply to load by the first DC output end and the second DC output end.Described DSRC equipment heating arrangement comprises heating module and AC relay, is used to the heating of described AC-DC power module, and, according to described AC-DC power module output voltage whether, automatically controls the break-make of heating module circuit, realizes the control to heating.
The power input of described heating module is connected with the first ac input end of described AC-DC power module, for receiving the voltage of described AC power transmission, the relay link of described heating module and the output normal-closed end of described AC relay are connected in series, and usually described heating module are close to the surface of described AC-DC power module.The direct parallel connection of input control end of described AC relay is linked into the DC output end of AC-DC power module.
The operating ambient temperature of described DSRC outdoor unit is lower, and while affecting the normal operation of AC-DC power module, described DSRC equipment heating arrangement is heated for described AC-DC power module, and, when described AC-DC power module normal operation, stops heating.
The disclosed DSRC outdoor unit of the application, do not need to configure the AC-DC power module of high standard, only need the disclosed DSRC equipment of configuration the application heating arrangement to get final product, and the heating module and the AC relay price that form described DSRC equipment heating arrangement are low, effectively reduce the cost of described DSRC outdoor unit.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.Multiple modification to these embodiment will be apparent for those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, realization in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a DSRC equipment heating arrangement, is characterized in that, comprising:
Heating module for the heating of DSRC equipment.
2. device according to claim 1, is characterized in that, described DSRC equipment heating arrangement also comprises: AC relay, wherein,
The power input of described heating module is connected with the first ac input end of AC-DC power module;
The output normal-closed end of described AC relay is connected with the relay link of described heating module, the output common port of described AC relay is connected with the second ac input end of described AC-DC power module, and the input control end of described AC relay is connected with the second DC output end with the first DC output end of described AC-DC power module respectively;
When described AC-DC power module Non voltage output, the input control end of described AC relay is controlled described output normal-closed end closure; When described AC-DC power module has Voltage-output, the input control end of described AC relay is controlled the switching over of described AC relay output terminal to exporting Chang Kaiduan.
3. device according to claim 1 and 2, is characterized in that,
Described heating module is positive temperature coefficient (PTC) PTC heating module.
4. device according to claim 2, is characterized in that,
Described heating module is arranged at the surface of described AC-DC power module.
5. device according to claim 1 and 2, is characterized in that,
Be provided with overheat protector in described heating module.
6. device according to claim 2, is characterized in that,
Described AC relay is electromagnetic relay.
7. a DSRC outdoor unit, is characterized in that, comprising:
The AC-DC power module;
The AC power be connected with the second ac input end with the first ac input end of described AC-DC power module;
DSRC equipment heating arrangement, the heating arrangement of described DSRC equipment comprises: be the heating module of DSRC equipment heating.
8. DSRC outdoor unit according to claim 7, is characterized in that, described DSRC equipment heating arrangement also comprises: AC relay, wherein,
The power input of described heating module is connected with the first ac input end of AC-DC power module;
The output normal-closed end of described AC relay is connected with the relay link of described heating module, the output common port of described AC relay is connected with the second ac input end of described AC-DC power module, and the input control end is connected with the second DC output end with the first DC output end of described AC-DC power module respectively;
When described AC-DC power module Non voltage output, the input control end of described AC relay is controlled described output normal-closed end closure; When described AC-DC power module has Voltage-output, the input control end of described AC relay is controlled the switching over of described AC relay output terminal to exporting Chang Kaiduan.
9. DSRC outdoor unit according to claim 7, is characterized in that,
Described heating module is positive temperature coefficient (PTC) PTC heating module, and described heating module is arranged at the surface of described AC-DC power module, in described heating module, is provided with overheat protector.
10. DSRC outdoor unit according to claim 8, is characterized in that,
Described AC relay is electromagnetic relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203932013U CN203324852U (en) | 2013-06-27 | 2013-06-27 | DSRC-device heating apparatus and DSRC outdoor unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203932013U CN203324852U (en) | 2013-06-27 | 2013-06-27 | DSRC-device heating apparatus and DSRC outdoor unit |
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| Publication Number | Publication Date |
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| CN203324852U true CN203324852U (en) | 2013-12-04 |
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| CN2013203932013U Expired - Fee Related CN203324852U (en) | 2013-06-27 | 2013-06-27 | DSRC-device heating apparatus and DSRC outdoor unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108268070A (en) * | 2018-03-20 | 2018-07-10 | 江苏省地震局 | A kind of thermostatic control system of thermostatic equipment |
-
2013
- 2013-06-27 CN CN2013203932013U patent/CN203324852U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108268070A (en) * | 2018-03-20 | 2018-07-10 | 江苏省地震局 | A kind of thermostatic control system of thermostatic equipment |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN GENVICT TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHENZHEN JINYI TECHNOLOGIES CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: Nanshan District Keyuan Road Shenzhen city Guangdong province 518057 Tsinghua building A building 12 layer Patentee after: SHENZHEN GENVICT TECHNOLOGY Co.,Ltd. Address before: Nanshan District Keyuan Road Shenzhen city Guangdong province 518057 Tsinghua building A building 12 layer Patentee before: SHENZHEN GENVICT TECHNOLOGIES Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |