CN203357337U - Intelligent torque wrench capable of giving alarm and displaying value - Google Patents
Intelligent torque wrench capable of giving alarm and displaying value Download PDFInfo
- Publication number
- CN203357337U CN203357337U CN 201320309206 CN201320309206U CN203357337U CN 203357337 U CN203357337 U CN 203357337U CN 201320309206 CN201320309206 CN 201320309206 CN 201320309206 U CN201320309206 U CN 201320309206U CN 203357337 U CN203357337 U CN 203357337U
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- spanner
- intelligent
- wrench
- torque
- alarm
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- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 3
- 210000003371 toe Anatomy 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses an intelligent torque wrench capable of giving an alarm and displaying a value. The intelligent torque wrench is composed of a wrench head part and a wrench body, wherein the wrench head part is provided with an LCD and an alarm indicator lamp, a single-chip microcomputer control device and a power source are arranged inside the wrench body, and the single-chip microcomputer control device is electrically connected with the LCD and the alarm indicator lamp through guide lines inside the wrench body. The intelligent torque wrench capable of giving the alarm and displaying the value is reasonable in design, and easy, convenient and reliable to implement; an intelligent circuit control system is adopted inside the intelligent torque wrench, therefore, not only can an actual torque value of the torque wrench be displayed in real time, but also the alarm is given by the alarm indicator lamp to remind people of the fact that the actual torque reaches the set torque value, and the application value is high.
Description
Technical field
The utility model relates to a kind of spanner, is specifically related to a kind of intelligent torsional spanner of the aobvious number of reporting to the police, and belongs to the hardware & tools technical field.
Background technology
Torque spanner claims again torsiometer, torsion screw rotating tool.It designs according to the crooked principle of torque spanner and the helical spring contraction principle of deflection of beam principle, torsion bar, can measure the moment size acted on nut.Torque spanner has again two kinds of plate and dial-type.Torque spanner has a long elastic rod, and the one end is filling handle, and the other end is equipped with square toes or turret head, and on square toes or turret head, an interchangeable sleeve of suit, block with steel ball.A Long pointer also is housed on top.Scale plate is fixed on the handle seat, and every lattice scale value is 1N.Before use, the indicator that first will be arranged on spanner is adjusted to required moment, then pulls spanner, when reaching this predetermined torque, pointer on indicator will rotate to bearing pin one side, and last pointer and bearing pin collision, inform the operator by audio amplifier signal or transducing signal.
At present, that continue to use or the traditional Purely mechanical of most of torque spanneres, and be according to the manual rotation operation or when the objects such as lock screw, to utilize visual tabular value mode to set the torque value of the screw of the object such as screw.Because rotary torque spanner operation is more difficult, also clear and definite not, so operating mistake is often arranged or not carefully object is twisted off.In addition, although there are some pointer type torque spanners to operate the easy point of comparing, owing to there is no alarm set, tend to cause once not noting easily turning over head object is twisted off.
The utility model content
For the demand, the utility model provides a kind of intelligent torsional spanner of the aobvious number of reporting to the police, this intelligent torsional spanner is reasonable in design, be easy to implement, reliably, its inside has adopted the intelligent electric path control system, not only can show in real time the actual torque value of torque spanner, and can, by the alarm equipment alarm torque value of setting of having pointed out actual torsion to reach, there is very high using value.
The utility model is a kind of intelligent torsional spanner of the aobvious number of reporting to the police, this intelligent torsional spanner is comprised of Wrench head and wrench body, described Wrench head is equipped with LCD LCDs and alarm lamp, be provided with monolithic processor control device and power supply in described wrench body, described monolithic processor control device is by the wire in wrench body and LCD LCDs and alarm lamp foundation electrical connection thereof.
In the utility model one preferred embodiment, described monolithic processor control device is comprised of sensor bridge, amplifier, analog-digital converter, singlechip microcontroller.
In the utility model one preferred embodiment, described sensor bridge adopts 4 foil gages to be connected into the full-bridge mode, the resistance of this sensor bridge can be when the stressed generation deformation of torque spanner and is changed, thereby cause the variation of voltage, then the voltage signal of variation is sent to amplifier is amplified.
In the utility model one preferred embodiment, described analog-digital converter is selected the successive approximation A/D conversion chip MAX197 of 12, this analog-digital converter can convert sensor bridge output and analog voltage signal that amplify through amplifier to data signal, then data signal is input in singlechip microcontroller.
In the utility model one preferred embodiment, described singlechip microcontroller adopts AT89S51, the signal that this singlechip microcontroller can will send through sensor bridge, amplifier and analog-digital converter is processed, and the LCD LCDs of controlling Wrench head shows actual torque value, when this singlechip microcontroller can also reach the torque value of setting at the actual torsion of torque spanner simultaneously, the control warning device sends the sound and alarm display lamp is shinny.
In the utility model one preferred embodiment, described wrench body surface is provided with button, this button is connected with the singlechip microcontroller in wrench body, can set the torque value of actual needs by button, while setting torque value, can show in real time torque value on the LCD LCDs by the control action of singlechip microcontroller.
In the utility model one preferred embodiment, described power supply is selected the chip of the power supply processing that model is REF195, and this REF195 chip can provide to LCD display, warning device and monolithic processor control device the DC voltage of 5V.
The utility model has disclosed a kind of intelligent torsional spanner of the aobvious number of reporting to the police, this intelligent torsional spanner is reasonable in design, be easy to implement, reliably, its inside has adopted the intelligent electric path control system, not only can show in real time the actual torque value of torque spanner, and can, by the alarm equipment alarm torque value of setting of having pointed out actual torsion to reach, there is very high using value.
The accompanying drawing explanation
Fig. 1 is can the report to the police structural representation of aobvious number intelligent torsional spanners of the utility model embodiment.
In accompanying drawing, the mark of each parts is as follows: 1, Wrench head, 2, wrench body, 3, the LCD LCDs, 4, alarm lamp, 5, button, 6, monolithic processor control device, 7, power supply.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.
Fig. 1 is can the report to the police structural representation of aobvious number intelligent torsional spanners of the utility model embodiment; This intelligent torsional spanner is comprised of Wrench head 1 and wrench body 2, described Wrench head 1 is equipped with LCD LCDs 3 and alarm lamp 4, be provided with monolithic processor control device 6 and power supply 7 in described wrench body 4, described monolithic processor control device 6 is by the wire in wrench body 2 and LCD LCDs 3 and alarm lamp 4 foundation electrical connections thereof.
The interior monolithic processor control device 6 of having installed of wrench body 2 of the intelligent torsional spanner of the aobvious number of reporting to the police that the utility model is mentioned, this monolithic processor control device 6 is comprised of sensor bridge, amplifier, analog-digital converter, singlechip microcontroller.Wherein, sensor bridge adopts 4 foil gages to be connected into the full-bridge mode, and the resistance of this sensor bridge can be when the stressed generation deformation of torque spanner and change, thereby causes the variation of voltage, then the voltage signal of variation is sent to amplifier is amplified; Amplifier is selected AD627, multiplication factor from 5～980 times adjustable, the voltage signal after amplification is sent to analog-digital converter and converts data signal to; Analog-digital converter is selected the successive approximation A/D conversion chip MAX197 of 12, and this analog-digital converter converts sensor bridge output and analog voltage signal that amplify through amplifier to data signal, then data signal is input in singlechip microcontroller; Singlechip microcontroller adopts AT89S51, the signal that this singlechip microcontroller will send through sensor bridge, amplifier and analog-digital converter is processed, and the LCD LCDs 3 of controlling Wrench head 1 shows actual torque value, this singlechip microcontroller is when the actual torsion of torque spanner reaches the torque value of setting simultaneously, and the warning device on control Wrench head 1 sends the sound and alarm display lamp 4 is shinny.
These intelligent torsional spanner wrench body 2 surfaces that can report to the police aobvious number also are provided with button 5, this button 5 is connected with the singlechip microcontroller in wrench body 2, can set the torque value of actual needs by button 5, while setting torque value, can show in real time torque value on LCD LCDs 3 by the control action of singlechip microcontroller; In the intelligent torsional spanner wrench body 2 of this aobvious number of can reporting to the police, power supply 7 also is installed, this power supply 7 is selected the chip of the power supply processing that model is REF195, and this REF195 chip can provide to LCD LCDs 3, warning device and monolithic processor control device 6 DC voltage of 5V.
The utility model has disclosed a kind of intelligent torsional spanner of the aobvious number of reporting to the police, this intelligent torsional spanner is reasonable in design, be easy to implement, reliably, its inside has adopted the intelligent electric path control system, not only can show in real time the actual torque value of torque spanner, and can, by the alarm equipment alarm torque value of setting of having pointed out actual torsion to reach, there is very high using value.
The above; it is only the specific embodiment of the present utility model; but protection domain of the present utility model is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the utility model; the variation that can expect without creative work or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claims were limited.
Claims (7)
1. the intelligent torsional spanner of aobvious number of can reporting to the police, it is characterized in that, this intelligent torsional spanner is comprised of Wrench head and wrench body, described Wrench head is equipped with LCD LCDs and alarm lamp, be provided with monolithic processor control device and power supply in described wrench body, described monolithic processor control device is by the wire in wrench body and LCD LCDs and alarm lamp foundation electrical connection thereof.
2. the intelligent torsional spanner of the aobvious number of reporting to the police according to claim 1, is characterized in that, described monolithic processor control device is comprised of sensor bridge, amplifier, analog-digital converter, singlechip microcontroller.
3. according to claim 2 the warning shows the intelligent torsional spanner of number, it is characterized in that, described sensor bridge adopts 4 foil gages to be connected into the full-bridge mode, the resistance of this sensor bridge can be when the stressed generation deformation of torque spanner and is changed, thereby cause the variation of voltage, then the voltage signal of variation is sent to amplifier is amplified.
4. according to claim 2 the warning shows the intelligent torsional spanner of number, it is characterized in that, described analog-digital converter is selected the successive approximation A/D conversion chip MAX197 of 12, this analog-digital converter can convert sensor bridge output and analog voltage signal that amplify through amplifier to data signal, then data signal is input in singlechip microcontroller.
5. according to claim 2 the warning shows the intelligent torsional spanner of number, it is characterized in that, described singlechip microcontroller adopts AT89S51, the signal that this singlechip microcontroller can will send through sensor bridge, amplifier and analog-digital converter is processed, and the LCD LCDs of controlling Wrench head shows actual torque value, when this singlechip microcontroller can also reach the torque value of setting at the actual torsion of torque spanner simultaneously, the control warning device sends the sound and alarm display lamp is shinny.
6. according to claim 1 the warning shows the intelligent torsional spanner of number, it is characterized in that, described wrench body surface is provided with button, this button is connected with the singlechip microcontroller in wrench body, can set the torque value of actual needs by button, while setting torque value, can show in real time torque value on the LCD LCDs by the control action of singlechip microcontroller.
7. according to claim 1 the warning shows the intelligent torsional spanner of number, it is characterized in that, described power supply is selected the chip of the power supply processing that model is REF195, and this REF195 chip can provide to LCD display, warning device and monolithic processor control device the DC voltage of 5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320309206 CN203357337U (en) | 2013-05-31 | 2013-05-31 | Intelligent torque wrench capable of giving alarm and displaying value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320309206 CN203357337U (en) | 2013-05-31 | 2013-05-31 | Intelligent torque wrench capable of giving alarm and displaying value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203357337U true CN203357337U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320309206 Expired - Fee Related CN203357337U (en) | 2013-05-31 | 2013-05-31 | Intelligent torque wrench capable of giving alarm and displaying value |
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| Country | Link |
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| CN (1) | CN203357337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111590495A (en) * | 2020-06-22 | 2020-08-28 | 中国南方电网有限责任公司超高压输电公司大理局 | Electronic torque wrench |
-
2013
- 2013-05-31 CN CN 201320309206 patent/CN203357337U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111590495A (en) * | 2020-06-22 | 2020-08-28 | 中国南方电网有限责任公司超高压输电公司大理局 | Electronic torque wrench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20140531 |