CN205002868U - Quartz that vehicle dynamic weighed sensing device that weighs is exclusively used in - Google Patents
Quartz that vehicle dynamic weighed sensing device that weighs is exclusively used in Download PDFInfo
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- CN205002868U CN205002868U CN201520121114.1U CN201520121114U CN205002868U CN 205002868 U CN205002868 U CN 205002868U CN 201520121114 U CN201520121114 U CN 201520121114U CN 205002868 U CN205002868 U CN 205002868U
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Abstract
The utility model relates to a quartz that vehicle dynamic weighed sensing device that weighs is exclusively used in, it includes I -shaped beam type piezoelectric quartz weighing sensor and the road surface atress layer that lies in the sensor top, still be equipped with net cloth layer between sensor top surface and the road surface atress layer, and the AB glue layer is passed through on net cloth layer and the sensor top surface bonds fixedly. The utility model discloses a quartz weigh sensing device can improve between sensor and road surface atress layer grab the dynamics of holding in, protect quartzy sensor not receive destruction in weighing process, improvement weigh precision and durability.
Description
Technical field
The utility model relates to a kind of sensing device, and especially a kind of quartz weighing sensing device be exclusively used in vehicle dynamic weighing system, belongs to vehicle dynamic weighting sensing device technical field.
Background technology
In vehicle dynamic weighing system, generally adopt vehicle piezoelectric sensor, i.e. piezoelectric quartz LOAD CELLS, it relies on pressure that quartz wafer or quartz crystal bear and obtains weighing results, usually needs high speed impact and the weight of bearing overweight vehicle.CN104101410A, disclose a kind of vehicle dynamic weighing piezoelectric sensor (see accompanying drawing 1), it includes weigh stressed section bar and quartz piezoelectric sensor, stressed section bar of weighing comprises the stressed top board 6 of weighing be arranged in parallel, weigh support baseboard 7 and road surface stress layer 8, and road surface stress layer 8 is located at and is weighed on stressed top board 6.Housing due to weigh stressed top board 6(and quartz piezoelectric sensor) normally metal or alloy, and the material of road surface stress layer 8 is materials suitable with Pavement Performance, when such road surface stress layer 8 is cast in sensor housing end face, the dynamics that grasps between alloy shell and road surface stress layer is not high, and be easy to the alloy shell damaging quartz piezoelectric sensor, have a strong impact on degree of accuracy of weighing.
Utility model content
Purpose of design: avoid the weak point in background technology; design a kind of quartz weighing sensing device being exclusively used in vehicle dynamic weighing; its can improve between sensor and road surface stress layer grasp dynamics while; protection quartz transducer is not damaged in weighing process, improves weighing precision and durability.
Design proposal: in order to realize above-mentioned purpose of design.1, between sensor and road surface stress layer, being provided with AB glue-line and scrim layer, is first technical characteristic of the present utility model.The object of such design is, after the alloy end face of quartz weighing sensor brushes AB glue-line, AB glue-line covers a scrim layer, treat that glue builds road surface stress layer thereon after parching, form removal after road surface stress layer parches, after the end face of polishing road surface stress layer, froth bed is pasted in road surface stress layer surrounding, by AB glue-line and scrim layer insulation blocking between the alloy shell end face of such sensor and road surface stress layer, road surface stress layer is directly cast on scrim layer, improve the steadiness of road surface stress layer simultaneously, also effectively quartz transducer is protected, avoid the damage to quartz transducer in weighing process, improve weighing precision, extension fixture serviceable life.2, road surface stress layer is made up of strong concrete material, and the surrounding of road surface stress layer is bonding by froth bed, is second technical characteristic of the present utility model.The object of such design is, road surface stress layer adopts strong concrete material to make, or road surface stress layer also can adopt the material close with the intensity of strong concrete material to make, and improves the holding capacity of road surface stress layer, improves device durability; At the bonding froth bed of the surrounding of road surface stress layer, device is isolated from the outside protection, while increasing the service life, also ensures measuring accuracy.
Technical scheme: a kind of quartz weighing sensing device being exclusively used in vehicle dynamic weighing, it comprises I-shaped beam type piezoelectric quartz LOAD CELLS and is positioned at the road surface stress layer above sensor; Also be provided with scrim layer between sensor end face and road surface stress layer, and scrim layer is adhesively fixed by AB glue-line and sensor end face.
The utility model compared with background technology, one be improve road surface stress layer steadiness simultaneously, also effectively protect quartz transducer, avoid the damage to quartz transducer in weighing process, improve weighing precision, extension fixture serviceable life; Two is the holding capacity improving road surface stress layer, improves device durability; Three is, after being tamped by road surface stress layer when building, namely can greatly reduce the bubble in the stress layer of road surface, improve weighing precision.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further.
Accompanying drawing 1 is the structural representation of sensing device in prior art.
Accompanying drawing 2 is the structural representation of the utility model sensing device.
Accompanying drawing 3 is the decomposition texture schematic diagram of the utility model sensing device.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Embodiment: with reference to accompanying drawing 2,3.A kind of quartz weighing sensing device being exclusively used in vehicle dynamic weighing, it road surface stress layer 2 comprising I-shaped beam type piezoelectric quartz LOAD CELLS 1 and be positioned at above sensor 1, the structure of piezoelectric quartz LOAD CELLS 1 is prior art, namely comprise sensor 1 alloy shell 11 and establish quartz group 12 in the inner, do not repeat at this; Also be provided with scrim layer 3 between sensor 1 end face and road surface stress layer 2, and scrim layer 3 is adhesively fixed by AB glue-line 4 and sensor 1 end face; Road surface stress layer 2 is made up of strong concrete material, and the surrounding of road surface stress layer 2 is bonded with froth bed 5; By AB glue-line 4 and scrim layer 3 insulation blocking between alloy shell 11 end face of sensor 1 and road surface stress layer 2; road surface stress layer 2 is directly cast on scrim layer 3; improve the steadiness of road surface stress layer 2 simultaneously; also effectively quartz transducer is protected; avoid the damage to quartz transducer in weighing process; improve weighing precision, extension fixture serviceable life.
the material of above-mentioned road surface stress layer 2, also can adopt intensity and the close other materials of strong concrete material to make .
The above-mentioned job operation being exclusively used in the quartz weighing sensing device of vehicle dynamic weighing, comprises the following steps:
1. at the alloy material surface brush AB glue-line 4 of sensor 1 end face, the thickness of this AB glue-line 4 can be 1mm ~ 4.5mm;
2. on AB glue-line 4, one deck grid cloth 3 is covered;
3. treat that glue parches, after installation mold above, build road surface stress layer 2 and tamp, before installation mold, at least wait for 12 hours;
4. 24 hours are left standstill, form removal after road surface stress layer 2 thoroughly parches;
5. the surface of polishing road surface stress layer 2;
6. at the bonding froth bed 5 of the surrounding of road surface stress layer 2.
It is to be understood that: although above-described embodiment to be contrasted detailed text description to mentality of designing of the present utility model; but these text descriptions; just the simple text of the utility model mentality of designing is described; instead of the restriction to the utility model mentality of designing; any do not exceed the utility model mentality of designing combination, increase or amendment, all fall in protection domain of the present utility model.
Claims (2)
1. one kind is exclusively used in the quartz weighing sensing device of vehicle dynamic weighing, comprise I-shaped beam type piezoelectric quartz LOAD CELLS (1) and be positioned at the road surface stress layer (2) above sensor (1), it is characterized in that: between sensor (1) end face and road surface stress layer (2), be also provided with scrim layer (3), and scrim layer (3) is adhesively fixed by AB glue-line (4) and sensor (1) end face.
2. the quartz weighing sensing device being exclusively used in vehicle dynamic weighing according to claim 1, it is characterized in that: road surface stress layer (2) is made up of strong concrete material, and the surrounding of road surface stress layer (2) is bonded with froth bed (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520121114.1U CN205002868U (en) | 2015-03-02 | 2015-03-02 | Quartz that vehicle dynamic weighed sensing device that weighs is exclusively used in |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520121114.1U CN205002868U (en) | 2015-03-02 | 2015-03-02 | Quartz that vehicle dynamic weighed sensing device that weighs is exclusively used in |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205002868U true CN205002868U (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520121114.1U Active CN205002868U (en) | 2015-03-02 | 2015-03-02 | Quartz that vehicle dynamic weighed sensing device that weighs is exclusively used in |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713624A (en) * | 2015-03-02 | 2015-06-17 | 杭州四方称重系统有限公司 | Quartz weighing sensing device special for vehicle dynamic weighing and machining method |
| CN105698908A (en) * | 2016-03-23 | 2016-06-22 | 华南理工大学 | Piezoelectric dynamic vehicle weighing sensor |
| CN113503947A (en) * | 2021-08-04 | 2021-10-15 | 东莞市速力科技有限公司 | Constant temperature quartz dynamic sensor |
-
2015
- 2015-03-02 CN CN201520121114.1U patent/CN205002868U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713624A (en) * | 2015-03-02 | 2015-06-17 | 杭州四方称重系统有限公司 | Quartz weighing sensing device special for vehicle dynamic weighing and machining method |
| CN105698908A (en) * | 2016-03-23 | 2016-06-22 | 华南理工大学 | Piezoelectric dynamic vehicle weighing sensor |
| CN113503947A (en) * | 2021-08-04 | 2021-10-15 | 东莞市速力科技有限公司 | Constant temperature quartz dynamic sensor |
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