CN2593965Y - Spanner with bidirectional display - Google Patents
Spanner with bidirectional display Download PDFInfo
- Publication number
- CN2593965Y CN2593965Y CN 02288414 CN02288414U CN2593965Y CN 2593965 Y CN2593965 Y CN 2593965Y CN 02288414 CN02288414 CN 02288414 CN 02288414 U CN02288414 U CN 02288414U CN 2593965 Y CN2593965 Y CN 2593965Y
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- China
- Prior art keywords
- display
- rod
- torque spanner
- boosting
- utility
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- Expired - Fee Related
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- 230000002457 bidirectional effect Effects 0.000 title abstract 3
- 239000011888 foil Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model relates to a torsional spanner with bidirectional display. The utility model is composed of a ratchet wheel head and a boosting rod. The utility model is characterized in that the ratchet wheel head is connected and provided with a torque sensor; the torque sensor is connected and provided with an electronic control and display device; the electronic control and display device is composed of a control panel and an electronic circuit board. The utility model has the advantages of simple structure, multiple functions, and high measuring precision, and the utility model provides the functions of bidirectional display and overbalancing alarm.
Description
Affiliated technical field:
The utility model relates to a kind of power tool, especially relates to a kind of fastening means that is used for the millwright journey, particularly a kind of two-way demonstration torque spanner.
Technical background:
In the prior art, torque spanner has two kinds of mechanical type and electronic types.Mechanical type comprises and presets constant value type, gauge outfit formula and pointer-type, its function singleness, and error is bigger, in use needs frequent correction, uses very inconvenient; Electronic type torsional force wrench circuit part great majority adopt analog element to constitute, signal of sensor is sent into display and is shown that its certainty of measurement is low after changing by amplification and A/D, can not keep peak value, in addition, also has a kind of torque spanner that adopts single-chip microcomputer, its complex structure, fragile, price is high and be confined to the following little torque measurement of 300N.M, and only can be used for the locking force measurement of securing member, and removal force then can't be measured.
Summary of the invention:
Technical problem to be solved in the utility model is: in the prior art, torque spanner has two kinds of mechanical type and electronic types.Mechanical type comprises and presets constant value type, gauge outfit formula and pointer-type, its function singleness, and error is bigger, in use needs frequent correction, uses very inconvenient; Electronic type torsional force wrench circuit part great majority adopt analog element to constitute, after signal of sensor is changed by amplification and A/D, send into display and show that its certainty of measurement is low, can not keep peak value, in addition, also have a kind of torque spanner that adopts single-chip microcomputer, its complex structure, fragile, price is high and be confined to the following little torque measurement of 300N.M, and only can be used for the locking force measurement of securing member.The utility model provides a kind of two-way demonstration torque spanner, described this two-way demonstration torque spanner is made of ratchet head and boosting-rod, it is characterized in that described ratchet head is connected with torque sensor, described torque sensor is connected setting with described boosting-rod, described boosting-rod outer most surrounding is provided with bump protection ring, described boosting-rod one side is provided with handle, the bottom of described handle is provided with bonnet, described torque sensor is connected with Electronic Control and display, described Electronic Control and display are made of control panel and electronic circuit board, described Electronic Control and display are fixedly installed on the middle part of described boosting-rod, described Electronic Control and display are connected with power supply, concrete, described control panel is provided with indicator lamp, described control panel is provided with the demonstration charactron, described control panel is provided with operating key, described electronic circuit board is connected with alarm, described ratchet head and described boosting-rod are connected with spring beam, and described spring beam is provided with foil gauge.
The utility model and prior art contrast, and effect is positive and tangible.The utility model has overcome the defective that exists in the prior art, provide a kind of simple in structure, complete function, the certainty of measurement height, the torque spanner of setting measurement value arbitrarily, the utility model can also provide the function of two-way demonstration, both can accurately measure the tight power of rope of securing member, simultaneously also can measure removal force accurately, in addition, the utility model also has the warning function of overflowing.
Description of drawings:
Fig. 1 is the forward structure schematic diagram of a preferred embodiment of the two-way demonstration torque spanner of the utility model.
Fig. 2 is the cross-sectional view of a preferred embodiment of the two-way demonstration torque spanner of the utility model.
Fig. 3 is the Electronic Control of a preferred embodiment of the two-way demonstration torque spanner of the utility model and the A/D change-over circuit schematic diagram of display.
Fig. 4 is the Electronic Control of a preferred embodiment of the two-way demonstration torque spanner of the utility model and the microprocessor control circuit schematic diagram of display.
Fig. 5 is the Electronic Control of a preferred embodiment of the two-way demonstration torque spanner of the utility model and the memory schematic diagram of display.
Fig. 6 is the Electronic Control of a preferred embodiment of the two-way demonstration torque spanner of the utility model and the drive circuit schematic diagram of display.
The specific embodiment:
As shown in Figures 1 and 2, the two-way demonstration torque spanner of the utility model is made of ratchet head 1 and boosting-rod 2, it is characterized in that described ratchet head 1 is connected with torque sensor 3, described torque sensor 3 is connected setting with described boosting-rod 2, described boosting-rod 2 outer most surrounding are provided with bump protection ring 4, described boosting-rod 2 one sides are provided with handle 5, the bottom of described handle 5 is provided with bonnet 6, described torque sensor 3 is connected with Electronic Control and display 7, described Electronic Control and display 7 are made of control panel 8 and electronic circuit board 9, described Electronic Control and display 7 are fixedly installed on the middle part of described boosting-rod 2, described Electronic Control and display 7 are connected with power supply 10, concrete, described control panel 8 is provided with indicator lamp 81, described control panel 8 is provided with and shows charactron 82, described control panel 8 is provided with operating key 83, described electronic circuit, 9 are connected with alarm 12, described ratchet head 1 is connected with spring beam 11 with described boosting-rod 2, and described spring beam 11 is provided with foil gauge 110.
The course of work of the present utility model is described below: when boosting-rod 2 applies a moment values, torque sensor will export after stressed one be proportional to add the signal of telecommunication of moment values, carrying out digital quantity via the A/D converter in Electronic Control and the display 7 handles, demonstrate moment values accurately by display again, when the state of measurement, can set the desired value of required measurement moment arbitrarily by panel, when the moment that applies reaches setting value, to send alarm sound automatically, prompting operation person stops reinforcing, and what showed this moment is the maximum moment value.Concrete, described Electronic Control and display 7 comprise several most of formations of A/D converter, microprocessor, program storage and display driver, detailed circuit diagram such as Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6.
Claims (8)
1. two-way demonstration torque spanner, constitute by ratchet head and boosting-rod, it is characterized in that: described ratchet head is connected with torque sensor, described torque sensor is connected setting with described boosting-rod, described boosting-rod one side is provided with handle, the bottom of described handle is provided with bonnet, described torque sensor is connected with Electronic Control and display, described Electronic Control and display are made of control panel and electronic circuit board, described Electronic Control and display are fixedly installed on the middle part of described boosting-rod, and described Electronic Control and display are connected with power supply.
2. two-way demonstration torque spanner according to claim 1, it is characterized in that: described control panel is provided with indicator lamp.
3. two-way demonstration torque spanner according to claim 1, it is characterized in that: described control panel is provided with the demonstration charactron.
4, two-way demonstration torque spanner according to claim 1, it is characterized in that: described control panel is provided with operating key.
5, two-way demonstration torque spanner according to claim 1, it is characterized in that: described electronic circuit board is connected with alarm.
6. two-way demonstration torque spanner according to claim 1 is characterized in that: described ratchet head and described boosting-rod are connected with spring beam.
7, two-way demonstration torque spanner according to claim 5, it is characterized in that: described spring beam is provided with foil gauge.
8, two-way demonstration torque spanner according to claim 1, it is characterized in that: described boosting-rod outer most surrounding is provided with bump protection ring,
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02288414 CN2593965Y (en) | 2002-12-18 | 2002-12-18 | Spanner with bidirectional display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02288414 CN2593965Y (en) | 2002-12-18 | 2002-12-18 | Spanner with bidirectional display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2593965Y true CN2593965Y (en) | 2003-12-24 |
Family
ID=33748318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02288414 Expired - Fee Related CN2593965Y (en) | 2002-12-18 | 2002-12-18 | Spanner with bidirectional display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2593965Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980708A (en) * | 2012-11-14 | 2013-03-20 | 浙江省计量科学研究院 | Digital torque wrench and method of torque value measurement |
| CN103963000A (en) * | 2013-01-31 | 2014-08-06 | 上海贝力仪器有限公司 | Mechanical tripping type digital display torque wrench |
| TWI464040B (en) * | 2012-08-27 | 2014-12-11 | Kabo Tool Co | Around the display of electronic torque hand tools |
| CN115317116A (en) * | 2022-08-30 | 2022-11-11 | 四川大学华西医院 | Universal screwdriver with torque display function |
-
2002
- 2002-12-18 CN CN 02288414 patent/CN2593965Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI464040B (en) * | 2012-08-27 | 2014-12-11 | Kabo Tool Co | Around the display of electronic torque hand tools |
| CN102980708A (en) * | 2012-11-14 | 2013-03-20 | 浙江省计量科学研究院 | Digital torque wrench and method of torque value measurement |
| CN103963000A (en) * | 2013-01-31 | 2014-08-06 | 上海贝力仪器有限公司 | Mechanical tripping type digital display torque wrench |
| CN115317116A (en) * | 2022-08-30 | 2022-11-11 | 四川大学华西医院 | Universal screwdriver with torque display function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |