CN103148915A - Vehicle wading sensing device - Google Patents
Vehicle wading sensing device Download PDFInfo
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- CN103148915A CN103148915A CN2013100600557A CN201310060055A CN103148915A CN 103148915 A CN103148915 A CN 103148915A CN 2013100600557 A CN2013100600557 A CN 2013100600557A CN 201310060055 A CN201310060055 A CN 201310060055A CN 103148915 A CN103148915 A CN 103148915A
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- connecting rod
- fording depth
- metal
- sensing device
- sensing
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Abstract
The invention provides a vehicle wading sensing device, and belongs to the field of sensors. The vehicle wading sensing device comprises a lower casing, an upper casing, a floater, a bending type connecting rod, an sensing unit and a signal conversion module, wherein a venting limber hole is formed in a lower surface of the lower casing; the sensing unit comprises a metal sensing sheet and a metal contact on the metal sensing sheet; the bending type connecting rod comprises three connecting rods which are fixedly connected in sequence, a free end of a connecting rod is connected with the floater, a connecting end of a second connecting rod and a third connecting rod is hinged on a side wall of the upper casing, and a free end of the third connecting rod is connected with the metal contact in the sensing unit; and a first end of a wading depth detection module in a signal conversion circuit is connected with one end of the metal sensing sheet, a second end is connected with the metal contact, and the actual wading depth is determined according to the change of the metal sensing sheet between one end of the metal sensing sheet and the metal contact. The vehicle wading sensing device is simple in structure and low in cost.
Description
Technical field
The present invention relates to a kind of vehicle sensing device of paddling, relate in particular to a kind of simple in structure and lower-cost vehicle sensing device of paddling.
Background technology
Traditional vehicle paddle the sensing device complex structure and cost higher.For example, in the patent No. is 201120480080.7 patent, a kind of automobile wading prior-warning device is proposed, adopt the piezoelectric-type ultrasonic wave sensor, calculate fording depth according to ultrasonic pulsative signal, ultrasonic pulsative signal is easy to be subject to the impact of barrier in communication process, thereby makes the measurement structure be inaccurate; In addition, the cost of pressure type ultrasonic sensor is higher.
Summary of the invention
The present invention is intended to solve the technical matters that exists in prior art, has proposed to special innovation a kind of vehicle sensing device of paddling, and is simple in structure and cost is lower.
In order to realize above-mentioned purpose of the present invention, the invention provides a kind of vehicle sensing device of paddling, it is characterized in that: comprise lower house (1), upper shell (2), float (3), bending type connecting rod (4), sensing unit and signal conversion module (6), the lower surface of wherein said lower house (1) offers the limbers (7) of ventilating, and described float (3) is placed in this lower house (1), and described sensing unit and signal conversion module (6) are arranged in this upper shell (2); Described sensing unit is comprised of metal sensing chip (5-1) and the hard contact (5-2) that is arranged on this metal sensing chip (5-1), and described signaling conversion circuit (6) comprises the fording depth detection module; Described bending type connecting rod (4) is comprised of three sections connecting rods that are fixedly connected sequentially, wherein the free end of first paragraph connecting rod connects this float (3), the link of second segment connecting rod and the 3rd section connecting rod is hinged on the sidewall of this upper shell (2), and the free end of the 3rd section connecting rod connects the hard contact (5-2) in this sensing unit; An end and the second end that the first end of described fording depth detection module connects this metal sensing chip (5-1) connect this hard contact (5-2), be used for the variation according to metal sensing chip between an end of this metal sensing chip (5-1) and this hard contact (5-2), determine actual fording depth.The present invention is simple in structure and cost is lower.
Described signaling conversion circuit (6) also comprises comparison module and timing module, wherein said comparison module be used for should actual fording depth with safe fording depth compares and when this actual fording depth is greater than or equal to this safe fording depth the transmission danger signal to this timing module, otherwise output safety signal; Described timing module is outside hazard output signal when N continuous receives this danger signal second, otherwise outside output safety signal.The present invention adopts comparison module, actual fording depth and safe fording depth are compared, realized the security alarm of paddling, and employing timing module, outside hazard output signal just when in second, actual fording depth all is greater than or equal to safe fording depth in N continuous prevents the security alarm of paddling that makes a mistake when vehicle jolts.
The upper surface of described lower house (1) offers ventilation limbers (7), the water yield when being convenient to vehicle derailing and paddling state in quick filtering lower house.
Described bending type connecting rod (4) is provided with seal with the junction of this upper shell (2), the output terminal of described signaling conversion circuit is sealed interface, thus induction element and signaling conversion circuit are sealed in upper shell, have improved vehicle and paddled life-span of sensing device.
In sum, owing to having adopted technique scheme, the invention has the beneficial effects as follows:
1, the present invention adopts float, bending type connecting rod, sensing unit and signaling conversion circuit, float connects the hard contact of sensing unit and this hard contact by the bending type connecting rod and is arranged on metal sensing chip in sensing unit, an end and the second end that the first end of signaling conversion circuit connects this metal sensing chip connect this hard contact, when vehicle is paddled, signaling conversion circuit is according to the variation of metal sensing chip between an end of this metal sensing chip and this hard contact, determine fording depth, the present invention is simple in structure and cost is lower;
2, the present invention adopts comparison module, actual fording depth and safe fording depth are compared, realized the security alarm of paddling, and employing timing module, outside hazard output signal just when in second, actual fording depth all is greater than or equal to safe fording depth in N continuous prevents the security alarm of paddling that makes a mistake when vehicle jolts;
3, the present invention offers the ventilation limbers at the upper surface of lower house, the water yield when being convenient to vehicle derailing and paddling state in quick filtering lower house;
4, the present invention is sealed in induction element and signaling conversion circuit in upper shell, and the output terminal of signaling conversion circuit is set to sealed interface, has improved thus vehicle and has paddled life-span of sensing device.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is structural representation of the present invention;
Fig. 2 is circuit theory diagrams of the present invention;
Fig. 3 is fundamental diagram of the present invention.
Embodiment
The below describes embodiments of the invention in detail, and the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, except regulation and restriction are separately arranged, need to prove, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be mechanical connection or electrical connection, can be also the connection of two element internals, can be directly to be connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
As shown in Figure 1, this vehicle sensing device of paddling comprises lower house 1, upper shell 2, float 3, bending type connecting rod 4, sensing unit and signaling conversion circuit 6, wherein the lower surface of this lower house 1 offers the limbers 7 of ventilating, and this float 3 is positioned in lower house 1, and this sensing unit and signaling conversion circuit 6 are arranged in upper shell.This sensing unit is comprised of metal sensing chip 5-1 and the hard contact 5-2 that is arranged on this metal sensing chip 5-1; This bending type connecting rod 4 is comprised of three sections connecting rods that are fixedly connected sequentially, wherein the free end of first paragraph connecting rod connects this float 3, the link of second segment connecting rod and the 3rd section connecting rod is hinged on the sidewall of this upper shell 2, and the free end of the 3rd section connecting rod connects the hard contact 5-2 in this sensing unit.
As shown in Figure 2, this signaling conversion circuit 6 comprises fording depth detection module, comparison module and timing module, wherein the first end of this fording depth detection module end and the second end that connect this metal sensing chip 5-1 connects this hard contact 5-2, be used for the variation according to metal sensing chip between the end of this metal sensing chip 5-1 and this hard contact 5-2, determine actual fording depth.This comparison module should actual fording depth and safe fording depth compares and send danger signal to this timing module when this actual fording depth is greater than or equal to this safe fording depth; This timing module is outside hazard output signal when N continuous receives this danger signal second, otherwise outside output safety signal.
In the present invention, this fording depth detection module can be resistance measuring circuit, for the resistance value of metal sensing chip between an end of measuring this metal sensing chip 5-1 and this hard contact 5-2, can determine actual fording depth according to this resistance value.This fording depth detection module can be also current measurement circuit, apply a voltage between the end of this metal sensing chip 5-1 and this hard contact 5-2, be used for to measure through the current value of metal sensing chip between the two, can determine actual fording depth according to this current value.
Principle of work of the present invention, as shown in Figure 3: when vehicle is in non-paddling during state, float 3 contacts with lower house 1, and hard contact 5-2 is at S point place; When vehicle is in when paddling state, float 3 floats, 4 deflections of bending type connecting rod drive hard contact 5-2 and move to the D point, and signaling conversion circuit 6 can be determined fording depth according to the variation of metal sensing chip between the end of this metal sensing chip 5-1 and this hard contact 5-2.
In addition, as shown in Figure 1, the upper surface of lower house 1 offers ventilation limbers 7, the water yield when being convenient to vehicle derailing and paddling state in quick filtering lower house.Lower house 1 and the equal seal casinghousing of upper shell 2, and the output terminal of this signaling conversion circuit is sealed interface have improved thus vehicle and have paddled life-span of sensing device.
In the description of this instructions, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present invention and aim can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (5)
1. vehicle sensing device of paddling, it is characterized in that: comprise lower house (1), upper shell (2), float (3), bending type connecting rod (4), sensing unit and signal conversion module (6), the lower surface of wherein said lower house (1) offers the limbers (7) of ventilating, and described float (3) is placed in this lower house (1), and described sensing unit and signal conversion module (6) are arranged in this upper shell (2);
Described sensing unit is comprised of metal sensing chip (5-1) and the hard contact (5-2) that is arranged on this metal sensing chip (5-1), and described signaling conversion circuit (6) comprises the fording depth detection module;
Described bending type connecting rod (4) is comprised of three sections connecting rods that are fixedly connected sequentially, wherein the free end of first paragraph connecting rod connects this float (3), the link of second segment connecting rod and the 3rd section connecting rod is hinged on the sidewall of this upper shell (2), and the free end of the 3rd section connecting rod connects the hard contact (5-2) in this sensing unit;
An end and the second end that the first end of described fording depth detection module connects this metal sensing chip (5-1) connect this hard contact (5-2), be used for the variation according to metal sensing chip between an end of this metal sensing chip (5-1) and this hard contact (5-2), determine actual fording depth.
2. the vehicle according to claim 1 sensing device of paddling, it is characterized in that: described signaling conversion circuit (6) also comprises comparison module and timing module, wherein said comparison module be used for should actual fording depth with safe fording depth compares and when this actual fording depth is greater than or equal to this safe fording depth the transmission danger signal to this timing module, otherwise output safety signal;
Described timing module is outside hazard output signal when N continuous receives this danger signal second, otherwise outside output safety signal.
3. the vehicle according to claim 1 sensing device of paddling is characterized in that: the upper surface of described lower house (1) offers ventilation limbers (7).
4. the vehicle according to claim 1 sensing device of paddling, it is characterized in that: described bending type connecting rod (4) is provided with seal with the junction of this upper shell (2).
5. the vehicle according to claim 1 and 2 sensing device of paddling, it is characterized in that: the output terminal of described signaling conversion circuit is sealed interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310060055.7A CN103148915B (en) | 2013-02-26 | 2013-02-26 | Vehicle wading sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310060055.7A CN103148915B (en) | 2013-02-26 | 2013-02-26 | Vehicle wading sensing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103148915A true CN103148915A (en) | 2013-06-12 |
| CN103148915B CN103148915B (en) | 2015-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310060055.7A Expired - Fee Related CN103148915B (en) | 2013-02-26 | 2013-02-26 | Vehicle wading sensing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103148915B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103354017A (en) * | 2013-06-20 | 2013-10-16 | 国家电网公司 | Alarm device in cable well |
| CN104977066A (en) * | 2015-06-29 | 2015-10-14 | 慈溪市德顺容器有限公司 | Horizontal liquidometer |
| CN106092270A (en) * | 2016-07-28 | 2016-11-09 | 陈弘烨 | Detection automobile immersion degree also realizes the device of early warning and degree measurement method of soaking |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101750134A (en) * | 2008-12-02 | 2010-06-23 | 现代自动车株式会社 | Fuel sender assembly for vehicle |
| CN201974215U (en) * | 2011-01-28 | 2011-09-14 | 广州铁路职业技术学院 | Remote water water wading alarming device of automobile |
| CN202541471U (en) * | 2012-03-19 | 2012-11-21 | 昆达电脑科技(昆山)有限公司 | Fording caution device for automobile |
| CN203116810U (en) * | 2013-02-26 | 2013-08-07 | 力帆实业(集团)股份有限公司 | Vehicle wading sensor |
-
2013
- 2013-02-26 CN CN201310060055.7A patent/CN103148915B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101750134A (en) * | 2008-12-02 | 2010-06-23 | 现代自动车株式会社 | Fuel sender assembly for vehicle |
| CN201974215U (en) * | 2011-01-28 | 2011-09-14 | 广州铁路职业技术学院 | Remote water water wading alarming device of automobile |
| CN202541471U (en) * | 2012-03-19 | 2012-11-21 | 昆达电脑科技(昆山)有限公司 | Fording caution device for automobile |
| CN203116810U (en) * | 2013-02-26 | 2013-08-07 | 力帆实业(集团)股份有限公司 | Vehicle wading sensor |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103354017A (en) * | 2013-06-20 | 2013-10-16 | 国家电网公司 | Alarm device in cable well |
| CN104977066A (en) * | 2015-06-29 | 2015-10-14 | 慈溪市德顺容器有限公司 | Horizontal liquidometer |
| CN104977066B (en) * | 2015-06-29 | 2018-02-27 | 慈溪市德顺容器有限公司 | A kind of horizontal level meter |
| CN106092270A (en) * | 2016-07-28 | 2016-11-09 | 陈弘烨 | Detection automobile immersion degree also realizes the device of early warning and degree measurement method of soaking |
| CN106092270B (en) * | 2016-07-28 | 2017-04-12 | 陈弘烨 | Device for detecting fording degree of automobile and giving early warning and fording degree measuring method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103148915B (en) | 2015-05-20 |
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Granted publication date: 20150520 Termination date: 20210226 |