CN201852659U - Steel pipe scaffold intelligent force measuring device based on wireless transmission - Google Patents
Steel pipe scaffold intelligent force measuring device based on wireless transmission Download PDFInfo
- Publication number
- CN201852659U CN201852659U CN2010206114338U CN201020611433U CN201852659U CN 201852659 U CN201852659 U CN 201852659U CN 2010206114338 U CN2010206114338 U CN 2010206114338U CN 201020611433 U CN201020611433 U CN 201020611433U CN 201852659 U CN201852659 U CN 201852659U
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- steel pipe
- sensing element
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- wireless signal
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 62
- 239000010959 steel Substances 0.000 title claims abstract description 62
- 230000005540 biological transmission Effects 0.000 title claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 7
- 239000011888 foil Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 abstract description 7
- 230000007812 deficiency Effects 0.000 description 5
- 239000000306 component Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a wireless sensing device used in a stress test of a steel pipe scaffold. The wireless sensing device comprises a wireless signal receiving and processing module, a power supply, and a sensing element, an analog-to-digital conversion module, an intelligent logic module and a wireless signal emission module that are in circuit connection in sequence. The sensing element is arranged on the outer surface of an end of a steel pipe, the lead-in/out wires of the sensing element are connected with other elements in the steel pipe through an end opening of the steel pipe; and a through hole is arranged on the wall of the steel pipe, and the wireless signal emission module comprises an emission antenna exposed out of the steel pipe through the through hole. Through the adoption of wireless and circuit component built-in manner, the wireless sensing device provided by the utility model avoids wire exposure, and overcomes the shortcoming that the transmission wire cable is damaged easily when the stress of the steel pipe scaffold is tested by the pressure sensor in the prior art.
Description
Technical field
The utility model relates to a kind of wireless sensing device of steel pipe scaffold forces testing, relates in particular to the pressure wireless sensing device of steel pipe scaffold in various work progresss, the temporary supporting process.
Background technology
The formwork bracing system that steel pipe scaffold is formed will carry newly-laid concrete dead load load and construction live load as the carrier of concrete structure construction.Because deficiency, the defective in the scaffold building process and the omission of construction management of the existing steel pipe scaffold theory of computation, the scaffold support system accident that easily collapses, and be to prevent one of main means that this class accident takes place to stressed monitoring of framing scaffold.The steel pipe scaffold forces testing adopts the pressure rings sensor usually, carry out data acquisition by the artificial traverse measuring device that regularly uses, this is unfavorable in time taking place the stressed variation of steel pipe scaffold, after the bigger change of the stressed generation of steel pipe scaffold, be difficult in time take effective counter-measure, so the stressed monitoring of steel pipe scaffold changes to long-term test mode gradually, but at present long-term test mode mainly utilizes the cable data transmission to realize the collection of data, exist transmission cable and in work progress, very easily be subjected to the upper strata dropped object, the deficiency that the workmen destroys, cause the regular interruption of acquired signal, still can't in time gather counter-measure the stressed variation of steel pipe scaffold.
The utility model content
The purpose of this utility model is for overcoming the existing pressure transducer test steel pipe scaffold deficiency that transmission cable easily goes to pot when stressed, a kind of wireless sensing device of steel pipe scaffold pressure being provided.
In order to solve the problems of the technologies described above, the utility model provides following scheme: a kind of steel pipe scaffold intelligence device for measuring force based on wireless transmission, comprise the wireless signal receiving processing module, power supply, the sensing element, analog-to-digital conversion module, intelligent logical module, the wireless signal transmitting module that connect of circuit successively, described sensing element is located at the outside surface of steel tube end part, and it introduces sensing element/draw lead and link to each other with other elements in the steel pipe via the steel pipe port; Described analog-to-digital conversion module, intelligent logical module, wireless signal transmitting module are located in the steel pipe; Wherein power supply comprises and being located in the steel pipe, drives the battery supply of each circuit component of steel pipe place; The steel pipe tube wall is provided with through hole, and described wireless signal transmitting module comprises by described through hole exposes the outer emitting antenna of steel pipe.
Power supply comprises to be located in the steel pipe, drive the battery supply of each circuit component of steel pipe place, described sensing element is located at the outside surface of steel tube end part, it introduces sensing element/draws lead and link to each other with other elements in the steel pipe via the steel pipe port, described analog-to-digital conversion module, intelligent logical module, wireless signal transmitting module are located in the steel pipe, can avoid power lead, data line, lead to expose outside steel pipe like this, overcome the deficiency that transmission cable easily goes to pot; On tube wall, be provided with through hole, its emitting antenna of described wireless signal transmitting module exposes outside the steel pipe by described through hole, as long as control the size of exposing of emitting antenna, emitting antenna is not suffered damage, be enough to guarantee the communication quality between the wireless signal transmitting module steel pipe in wireless signal receiving processing module and the steel pipe.
Further, described sensing element is the Metal Substrate foil gauge, and the corresponding sensing element position of steel pipe also is provided with protective casing.Because sensing element exposes outside steel pipe fully, and adopt the Metal Substrate foil gauge more easily to be damaged,, play a protective role so set up protective casing as sensing element.
Further, also be provided with signal amplifier between sensing element and the analog-to-digital conversion module.Be subjected to power drives and external force effect, sensing element transfers the pressure effect to deformation signal, and then produces corresponding analog electrical signal, generally this electric signal a little less than, need can to handle through amplifying.
Adopt the technical solution of the utility model, following technique effect is arranged: the utility model wireless sensing device adopts mode wireless and that circuit component is built-in, avoid circuit to expose, overcome the existing pressure transducer test steel pipe scaffold deficiency that transmission cable easily goes to pot when stressed.
Description of drawings
Below in conjunction with drawings and Examples technical solutions of the utility model are further specified:
Fig. 1 is the part-structure synoptic diagram of a kind of embodiment of the utility model.
1. steel pipe, 2. Metal Substrate foil gauge, 3. analog-to-digital conversion module, intelligent logical module, wireless signal transmitting module three's integrated unit, 4. battery, 6. emitting antenna, 7. protective casing.
Embodiment
The utility model intelligence device for measuring force comprises the wireless signal receiving processing module, power supply, and the sensing element, analog-to-digital conversion module, intelligent logical module, the wireless signal transmitting module that connect of circuit successively, described sensing element is located at the outside surface of steel pipe 1 end; Described analog-to-digital conversion module, intelligent logical module, wireless signal transmitting module are located in the steel pipe 1; Wherein power supply comprises and being located in the steel pipe 1, drives battery 4 power supplys of steel pipe 1 each circuit component of place; Steel pipe 1 tube wall is provided with through hole, and described wireless signal transmitting module comprises by described through hole exposes steel pipe 1 emitting antenna 6 outward.Described sensing element is a Metal Substrate foil gauge 2, and the corresponding sensing element position of steel pipe 1 also is provided with protective casing 7.
As shown in Figure 1, analog-to-digital conversion module, intelligent logical module, wireless signal transmitting module realize that by an integrated unit 3 core component of this integrated unit 3 is the CC2530 chip.Abundant peripheral hardware such as integrated 8-bit microcontroller system and analog to digital conversion circuit, wireless transceiver circuit, asynchronous serial port circuit in this chip slapper.Wherein, wireless protocols adopts the ZIGBEE agreement, compares with traditional WIFI, has advantages such as agreement is simple, low-power consumption, is very suitable in the long-term wireless data acquisition system (DAS).Battery 4 power supplys adopt 4 power supplies of 3.6 volts lithium batteries, by integrated circuit TPS6014 and UTPS7333 be converted to+5V and+3.3V output, realize the power supply supply of entire circuit.
Sensing element and analog-to-digital conversion module can be set up amplifier in addition, are MAX1452 as this amplifier type selecting of embodiment, and the driving voltage of Metal Substrate foil gauge 2 can be finished by MAX1452.Directly connect the respective pins of MAX1452, driving voltage can be offered strain circuit.The output signal of Metal Substrate foil gauge 2 its strain bridges is sent into MAX1452 again and is realized program control amplification, and enlargement factor can write by the 8-bit microcontroller system of CC2530 chip and realize program control amplification among the EEPROM of MAX1452.The analog to digital conversion circuit that output signal after the amplification is sent into the CC2530 chip carries out analog to digital conversion, and transformation result deposits buffer cell in, directly changes next time.Gather radiating circuit and after receiving the acquisition of host computer, the data of buffer cell are launched by the emitting antenna 6 that CC2530 chip wireless transceiver circuit connects, and carry out signal reception and processing by long-range wireless signal receiving processing module.
For a person skilled in the art; under the prerequisite that does not break away from the utility model structure; can also make some distortion and improvement, should be considered as protection domain of the present utility model as these yet, these can not influence effect and practical applicability that the utility model is implemented.
Claims (3)
1. one kind based on the steel pipe scaffold of wireless transmission intelligence device for measuring force, comprise the wireless signal receiving processing module, power supply, the sensing element, analog-to-digital conversion module, intelligent logical module, the wireless signal transmitting module that connect of circuit successively, it is characterized in that: described sensing element is located at the outside surface of steel tube end part, and it introduces sensing element/draw lead and link to each other with other elements in the steel pipe via the steel pipe port; Described analog-to-digital conversion module, intelligent logical module, wireless signal transmitting module are located in the steel pipe; Wherein power supply comprises and being located in the steel pipe, drives the battery supply of each circuit component of steel pipe place; The steel pipe tube wall is provided with through hole, and described wireless signal transmitting module comprises by described through hole exposes the outer emitting antenna of steel pipe.
2. the steel pipe scaffold intelligence device for measuring force based on wireless transmission as claimed in claim 1, it is characterized in that: described sensing element is the Metal Substrate foil gauge, the corresponding sensing element position of steel pipe also is provided with protective casing.
3. the steel pipe scaffold intelligence device for measuring force based on wireless transmission as claimed in claim 1 is characterized in that: also be provided with signal amplifier between described sensing element and the analog-to-digital conversion module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206114338U CN201852659U (en) | 2010-11-17 | 2010-11-17 | Steel pipe scaffold intelligent force measuring device based on wireless transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206114338U CN201852659U (en) | 2010-11-17 | 2010-11-17 | Steel pipe scaffold intelligent force measuring device based on wireless transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201852659U true CN201852659U (en) | 2011-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206114338U Expired - Lifetime CN201852659U (en) | 2010-11-17 | 2010-11-17 | Steel pipe scaffold intelligent force measuring device based on wireless transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201852659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102087151A (en) * | 2010-11-17 | 2011-06-08 | 重庆建工第三建设有限责任公司 | Intelligent force testing device of steel pipe scaffold based on wireless transmission |
-
2010
- 2010-11-17 CN CN2010206114338U patent/CN201852659U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102087151A (en) * | 2010-11-17 | 2011-06-08 | 重庆建工第三建设有限责任公司 | Intelligent force testing device of steel pipe scaffold based on wireless transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110601 |
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| CX01 | Expiry of patent term |