CN2705776Y - Electronic length measurer - Google Patents
Electronic length measurer Download PDFInfo
- Publication number
- CN2705776Y CN2705776Y CN 200420059609 CN200420059609U CN2705776Y CN 2705776 Y CN2705776 Y CN 2705776Y CN 200420059609 CN200420059609 CN 200420059609 CN 200420059609 U CN200420059609 U CN 200420059609U CN 2705776 Y CN2705776 Y CN 2705776Y
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- wheel disc
- housing
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- gear
- rotating shaft
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model discloses an electronic length measurer. The measurer is provided with a hollow casing; the inside of the casing is provided with a measuring mould group, an encoder, and a control circuit; wherein the measuring mould group is provided with a rotary shaft; one end of the rotary shaft is provided with a gear and the other end of the rotary shaft is wound a measuring element; and the encoder is electrically connected with the control circuit; the encoder is provided with a gear-type wheel disc; the teeth of the wheel disc meshes with the teeth of the gear; when the gear begins to rotate, the wheel disc can be driven to rotate; the circumference surface of the wheel disc is provided with a conductive area block; the encoder is provided with a first terminal and a second terminal; the two terminals are respectively arranged at the corresponding position of the circumference surface of the wheel disc. When the measuring element is pulled outward by the users, the gear can rotate to drive the wheel disc to rotate. The control circuit can figure out the pulled distance of the measuring element according to the first terminal, the second terminal, the conductive area block, and the conductive communication and the nonconductive communication continuous signal; the control circuit can make the distance show on the display. The users can obtain the measuring length by the display data.
Description
Technical field
The relevant a kind of electronic type length measuring equipment of the utility model, when the measuring element that refers to a kind of this device especially is pulled outwardly out, the conducting (ON) that can produce by its scrambler and the continuous signal of not conducting (OFF), and calculate the length of measurement.
Background technology
Press, general traditional measuring equipment, for example: tape measure, as shown in Figure 1, this measuring equipment is provided with a hollow shell 11, is provided with a rotating shaft (not shown) in this shell 11, is wound with a tape measure 12 in this rotating shaft, in this rotating shaft and be provided with a returning spring (not shown), make this tape measure 12 be drawn out this shell 11 when outer, can be by this returning spring with in this this rotating shaft of tape measure 12 rollbacks, therefore, the user can pull out this tape measure 12, measures the length of an object.
When the user measures the length of object without this tape measure 12, must this tape measure 12 be fixed on this object one side, and one side is watched the scale of printing on this tape measure 12, can in this scale, calculate the length of this object, so, bother very much, also be not easy to use, so, be necessary that development and Design goes out a kind of measuring equipment of electronic type in fact, to improve above-mentioned shortcoming.
Summary of the invention
A purpose of the present utility model, be to provide a kind of electronic type measuring equipment, this device is provided with a hollow housing, have one in this housing and measure module, one scrambler and a control circuit, wherein this measurement module is provided with a rotating shaft, this rotating shaft one end tooth wheel, end then is wound with a measuring element (as: tape measure in addition, setline etc.), and this scrambler and this control circuit are electrically connected and connect, this scrambler is provided with the wheel disc of a gear-like, the tooth of this wheel disc is meshed together with the tooth of this gear, can drive this wheel disc when making this gear rotate rotates together, moreover, the circumferential surface of this wheel disc is provided with a conductive area, this scrambler also is provided with a first terminal and one second terminal, this the first terminal, second terminal is erected on the relative position of the circumferential surface of this wheel disc respectively, when this measuring element is pulled outwardly out, can make this gear produce rotation, rotate together and drive this wheel disc, make this conductive area of this first terminal or this second termination contact produce conducting (ON) signal, or do not contact this conductive area and produce not conducting (OFF) signal, and then this control circuit is according to this first terminal, second terminal and this conduction magnetic patch, the continuous signal of conducting (ON) and not conducting (OFF), and calculate the distance that this measuring element is drawn out, and with this distance display on its display, so, the user can be known the length of measurement by data presented on this display, must tape measure be fixed on this object one side and exempt prior art, and one side is watched the inconvenience of the scale that prints on the tape measure.
Another purpose of the present utility model, a kind of electronic type length measuring equipment is provided, this device is provided with a hollow housing, have one in this housing and measure module, an one light shading type scrambler and a control circuit, wherein this measurement module is provided with a rotating shaft, this rotating shaft one end is provided with a gear, end then is wound with a measuring element (as: tape measure in addition, setline etc.), and this light shading type scrambler and this control circuit are electrically connected and connect, this light shading type scrambler is provided with a rotating shaft, this rotating shaft is provided with the wheel disc of a gear-like, the tooth of this wheel disc is meshed together with the tooth of this gear, can drive this wheel disc when making this gear rotate rotates together, the circumferential surface of this wheel disc is provided with the perforation of a plurality of continuous shapes, moreover, this light shading type scrambler is to should wheel disc being provided with an infrared transmitter on the position of one side, and on should the position of wheel disc another side both sides, be respectively equipped with one first infrared ray acceptance division and one second infrared receiver, when this measuring element is pulled outwardly out, can make this gear produce rotation, rotate together and drive this wheel disc, make of the perforation of the infrared ray of this infrared transmitter emission by this wheel disc, or covered by this wheel disc, and make this first infrared receiver or this second infrared receiver receive or not receive this infrared ray, and then this control circuit is according to this first infrared receiver, this second infrared receiver receives or the line signal of receiving infrared-ray not, and calculate the distance that this measuring element is drawn out, and with this distance display on its display, so, the user can be by data presented on this display, know the length of measurement, must tape measure be fixed on this object one side and exempt prior art, and one side is watched the inconvenience of the scale that prints on the tape measure.
A purpose more of the present utility model, this measurement module is provided with a rotating shaft, this rotating shaft one end is provided with a gear, end then protrudes out outside this housing and is connected with a roller in addition, when measuring the length of an object, this roller can be placed on this object and roll, make this gear produce rotation, rotate together and drive this wheel disc, and the infrared ray that makes this infrared transmitter emission passes through the perforation of this wheel disc, or covered by this wheel disc, making this first infrared receiver or this second infrared receiver receive or not receive this infrared ray, and then this control circuit is according to this first infrared receiver, this second infrared receiver receives or the continuous signal of receiving infrared-ray not, and calculates the distance that this roller rolls, and with this distance display on its display, so, the user can be known the length of measurement by this display data presented, must tape measure be fixed on this object one side and exempt prior art, and one side is watched the inconvenience of the scale that prints on the tape measure.
Description of drawings
Fig. 1 is existing stereo appearance figure.
Fig. 2 is a stereo appearance figure of the present utility model.
Fig. 3 is a block schematic diagram of the present utility model.
Fig. 4 is the stereo appearance figure of the subelement of another embodiment of the utility model.
Fig. 5 is the utility model stereo appearance figure of the portion of element of an embodiment again.
Fig. 6 is the stereo appearance figure of the part assembly of another embodiment of the present utility model.
Symbol description
Scrambler 31 control circuits 41
Measuring element 24 is replied shell fragment 25
The first terminal 34 second terminals 35
Display 42 power supplys 43
Microprocessor 44 reset circuits 45
Unit conversion circuit 46 light shading type scramblers 51
54 infrared transmitter 55 of boring a hole
First infrared receiver, 56 second infrared receivers 57
Embodiment
The utility model is a kind of electronic type length measuring equipment, as shown in Figure 2, this device is provided with a hollow housing 20, have one in this housing 20 and measure module 21, one scrambler 31 and a control circuit 41, wherein this measurement module 21 is provided with a rotating shaft 22, this rotating shaft 22 is articulated in this housing 20, the one end is provided with a gear 23, end then is wound with a measuring element 21 as (a tape measure in addition, setline, cotton thread etc.), this rotating shaft 22 is in being close to these measuring element 24 1 sides around the spiral helicine flexible answer shell fragment 25 of volume one concentric circles, this answer shell fragment 25 end in addition is connected with these housing 21 inner edges, make this measuring element 24 be drawn out this housing 20 when outer, can be by this elasticity of replying shell fragment 25 with in this this rotating shaft 22 of measuring element 24 rollbacks.
Please more as shown in Figure 2, this scrambler 31 is electrically connected with this control circuit 41 and connects (as shown in Figure 3), this scrambler 31 is provided with the wheel disc 32 of a gear-like, the tooth of this wheel disc 32 is meshed together with the tooth of this gear 23, can drive this wheel disc 32 when making this gear 23 rotate rotates together, the circumferential surface of this wheel disc 32 is provided with a conductive area 33, again, this scrambler 31 is provided with a first terminal 34 and one second terminal 35, this the first terminal 34, second terminal 35 is erected on the relative position of the circumferential surface of this wheel disc 32 respectively, when this wheel disc 12 rotates, this the first terminal 34 or this second terminal 35 will contact this conductive area 33 and produce conducting (ON) signal, perhaps, this first terminal 34 or this second terminal 35 do not contact this conductive area 33 and produce not conducting (OFF) signal.
By said structure, please consult Fig. 2 again, when this measuring element 24 is pulled outwardly out, can make this gear 23 produce rotation, rotate together and drive this wheel disc 32, make this control circuit 41 according to this first terminal 34, second terminal 35 and this conductive area 33, the continuous signal of conducting (ON) and not conducting (OFF), be drawn out distance and calculate this measuring element 24, and should distance on its display 42 shown in (as Fig. 3), so, the user can be by data presented on this display 42, know the length of measurement, must tape measure be fixed on this object one side, and one side is watched the inconvenience of the scale that prints on the tape measure and exempt prior art.
In the utility model, please as shown in Figure 3, this control circuit 41 is provided with display 42 (as: LCDs, light emitting diode etc.), one power supply, 43 (as: batteries, solar panel etc.), one microprocessor 44, one reset circuit 45 and a unit conversion circuit 46, wherein, this microprocessor 44 is connected with this scrambler 31, make this microprocessor 44 can calculate the continuous signal of conducting of this scrambler 31 (ON) and not conducting (OFF), and the data that calculate are seen through this display 42 show, and required electric power during 43 these control circuit 41 starts of supply of this power supply, this reset circuit 45 is provided with a button (not shown), when the user presses this pin, this reset circuit 45 will transmit a replacement signal to this microprocessor 44, make this microprocessor 44 that these display 42 data presented are made zero, this unit conversion circuit 46 can be according to the signal that is transfused to, transfer these display 42 data presented to English system by metric system, maybe transfer these display 42 data presented to metric system by English system.
Seeing also Fig. 2, shown in Figure 3, this control circuit 41 calculates the mode that this measuring element 24 is drawn out length, according to this first terminal 34, the elder generation of these second terminal, 35 these conductive area 33 of contact, decide in proper order the back, when this measuring element 24 is pulled outwardly out, and when making this wheel disc 32 produce clockwise direction to rotate, this conductive area 33 is this first terminal 34 of contact earlier, just contact this second terminal 35 afterwards, make this first terminal 34 conductings (ON) signal than conducting (ON) signal prior to this second terminal 35, therefore, this control circuit 41 according to this first terminal 34 conductings (ON) signal prior to conducting (ON) signal of this second terminal 35, with the data setting that calculates be on the occasion of; When this measuring element 24 by this rotating shaft 22 of rollback on, and this wheel disc 32 is produced when counterclockwise rotating, this conductive area 33 is this second terminal 35 of contact earlier, just contact this first terminal 34 afterwards, make this second terminal, 35 conductings (ON) signal than conducting (ON) signal prior to this first terminal 34, therefore, this control circuit 41 according to this second terminal, 35 conductings (ON) signal prior to conducting (ON) signal of the first terminal 34, with the data setting that calculates is negative value, so, this control circuit 41 again should be on the occasion of adding this negative value, i.e. these measuring element 24 actual length that are drawn out.
Among another embodiment of the present utility model, see also shown in Figure 4, this device is provided with a hollow housing 20, have one in this housing 20 and measure module 21, an one light shading type scrambler 51 and a control circuit 41, wherein this measurement module 21 is provided with a rotating shaft 22, this rotating shaft 22 is articulated in this housing 20, the one end is provided with-gear 23, end then is wound with a measuring element 24 (as: tape measures in addition, setline, cotton thread etc.), this rotating shaft 22 is in being close to these measuring element 24 1 sides around the spiral helicine flexible answer shell fragment 25 of volume one concentric circles, this answer shell fragment 25 end in addition is connected with these housing 20 inner edges, make this measuring element 24 be drawn out this housing 20 when outer, can be by this elasticity of replying shell fragment 25 with in this this rotating shaft 22 of measuring element 24 rollbacks.
As shown in Figure 4, this light shading type scrambler 51 is electrically connected with this control circuit 41 and connects, this light shading type scrambler 51 is provided with a rotating shaft 52, this rotating shaft 52 is articulated in this housing 20, this rotating shaft 52 is provided with the wheel disc 53 of a gear-like, the tooth of this wheel disc 53 is meshed together with the tooth of this gear 23, can drive this wheel disc 53 when making this gear 23 rotate rotates together, the circumferential surface of this wheel disc 53 is provided with the perforation 54 of a plurality of continuous shapes, moreover, this light shading type scrambler 51 is to should wheel disc being provided with an infrared transmitter 55 on the 53 one side positions, and on the position of corresponding wheel disc 53 another side both sides, be respectively equipped with one first infrared receiver 56 and one second infrared receiver 57.
By forming of above-mentioned member, as shown in Figure 4, when this measuring element 24 is pulled outwardly out, can make this gear 23 produce rotation, rotate together and drive this wheel disc 53, make of the perforation 54 of the infrared ray of these infrared transmitter 55 emissions by this wheel disc 53, or covered by this wheel disc 53, and make this first infrared receiver 56 or this second infrared receiver 57 receive or not receive this infrared ray, and then this control circuit 41 is according to this first infrared receiver 56, this second infrared receiver 57 receives or the continuous signal of receiving infrared-ray not, and calculate the distance that this measuring element 24 is drawn out, and with this distance display on its display 42 (as shown in Figure 3), so, the user can be known the length of measurement by data presented on this display 42.
Among the embodiment again of present embodiment, see also shown in Figure 5, this device is provided with a hollow housing 20, has one in this housing 20 and measures module 21, a scrambler 31 and a control circuit 41, wherein, this amount module 21 is provided with a rotating shaft 22, this rotating shaft 22 is articulated in this housing 20, and the one end is provided with a gear 23, and end then protrudes out outside this housing 20 and is connected with a roller 61 in addition, this roller 61 is provided with leader 62, makes the user can grip this handle 62 and this roller 61 is placed on the object rolls.
As shown in Figure 5, this scrambler 31 is electrically connected with this control circuit 41 and connects (as Fig. 3, shown in Figure 5), this scrambler 31 is provided with-wheel disc 32 of gear-like, the tooth of this wheel disc 32 is meshed together with the tooth of this gear 23, can drive this wheel disc 32 when making this gear 23 rotate rotates together, the circumferential surface of this wheel disc 32 is provided with a conductive area 33, again, this scrambler 31 is provided with-the first terminal 34 and one second terminal 35, this the first terminal 34, second terminal 35 is erected on the relative position of the circumferential surface of this wheel disc 32 respectively, when this wheel disc 32 rotates, this the first terminal 34 or this second terminal 35 will contact this conductive area 33 and produce conducting (ON) signal, perhaps, this first terminal 34 or this second terminal 35 do not contact this conductive area 33 and produce not conducting (OFF) signal.
By forming of above-mentioned member, please consult shown in Figure 5 again, when measuring the length of an object (not shown), this roller 61 can be placed on this object and roll, make this gear 23 produce rotation, rotate together and drive this wheel disc 32, and make this control circuit 41 according to this first terminal 34, second terminal 35 and this conductive area 33, the continuous signal of conducting (ON) and not conducting (OFF), and calculate the distance that this roller 61 rolls, and with this distance display on its display 42 (as shown in Figure 3), so, the user can be known the length of measurement by data presented on this display 42.
Among the another embodiment of the present utility model, as shown in Figure 6, this device is provided with hollow housing 20, have one in this housing 20 and measure module 21, a light shading type scrambler 51 and a control circuit 41, wherein this measurement module 21 is provided with a rotating shaft 22, this rotating shaft 22 is articulated in this housing 20, the one end is provided with a gear 23, end then protrudes out outside this housing 20 and is connected with a roller 71 in addition, this roller 71 is provided with leader 72, makes the user can grip this handle 72 and this roller 71 is placed on the object rolls.
Please consult shown in Figure 6 again, this light shading type scrambler 51 is electrically connected with this control circuit 41 and connects, this light shading type scrambler 51 is provided with a rotating shaft 52, this rotating shaft 52 is articulated in this housing 20, this rotating shaft 52 is provided with the wheel disc 53 of a gear-like, the tooth of this wheel disc 53 is meshed together with the tooth of this gear 23, can drive this wheel disc 53 when making this gear 23 rotate rotates together, the circumferential surface of this wheel disc 53 is provided with the perforation 54 of a plurality of continuous shapes, moreover, this light shading type scrambler 51 is to should wheel disc being provided with an infrared transmitter 55 on the position of 53 one sides, and, be respectively equipped with one first infrared receiver 56 and one second infrared receiver 57 on should the position of wheel disc 53 another side both sides.
By forming of above-mentioned member, please consult shown in Figure 6 again, when measuring the length of an object (not shown), this roller 71 can be placed on this object and roll, make this gear 23 produce rotation, rotate together and drive this wheel disc 53, and the infrared ray that makes these infrared transmitter 55 emissions passes through the perforation 54 of this wheel disc 53, or covered by this wheel disc 53, to make this first infrared receiver 56 or this second infrared receiver 57 receive or not receive this infrared ray, and then this control circuit 41 is according to this first infrared receiver 56, this second infrared receiver 57 receives, or the continuous signal of receiving infrared-ray not, and calculates the distance that this roller 71 rolls, and with this distance display on its display 42 (as shown in Figure 3), so, make with the person and can know the length of measurement by data presented on this display 42.
Claims (10)
1, a kind of electronic type length measuring equipment is characterized in that, comprising:
One hollow housing;
One measures module, be located in this housing, this measurement module is provided with a rotating shaft, this rotating shaft is articulated in this housing, and the one end is provided with a gear, and end then is wound with a measuring element in addition, this rotating shaft is in being close to this measuring element one side around the spiral helicine flexible answer shell fragment of volume one concentric circles, this answer shell fragment in addition end is connected with this housing inner edge, and this measuring element is drawn out outside this housing, by elasticity of this answer shell fragment with in this this rotating shaft of measuring element rollback;
One control circuit is located in this housing;
One scrambler, be located in this housing, this scrambler and this control circuit are electrically connected and connect, this scrambler is provided with the wheel disc of a gear-like, the tooth of this wheel disc is meshed together with the tooth of this gear, this gear can drive this wheel disc when rotating and rotate together, establish on the circumferential surface of this wheel disc into a conductive area, this scrambler is provided with a first terminal and one second terminal, this the first terminal, second terminal is erected on the relative position of the circumferential surface of this wheel disc respectively, when this wheel disc rotates, this the first terminal or second terminal will contact this conductive area and produce Continuity signal, perhaps, this first terminal or this second terminal do not contact this conductive area and produce not Continuity signal;
This measuring element is pulled outwardly out, this gear produces rotation, driving this wheel disc rotates together, this control circuit is according to this first terminal, second terminal and this conductive area, the continuous signal of conducting and not conducting calculates the distance that this measuring element is drawn out, and with this distance display on its display, by data presented on this display, know the length of measurement.
2, electronic type length measuring equipment as claimed in claim 1, it is characterized in that, this control circuit is provided with a display, one power supply, one microprocessor, one reset circuit and a unit conversion circuit, wherein, this microprocessor is connected with this scrambler, this microprocessor can calculate the continuous signal of conducting Yu the not conducting of this scrambler, and the number that will calculate shows by this display, and this power supply required electric power when supplying the action of this control circuit, this reset circuit has a button, when pressing this button, this reset circuit will transmit a replacement signal to this microprocessor, and this microprocessor makes zero this display data presented, and this unit conversion circuit can be according to the signal that is transfused to, transfer this display data presented to English system by metric system, maybe transfer this display data presented to metric system by English system.
3, electronic type length measuring equipment as claimed in claim 2 is characterized in that this display can be a LCDs.
4, electronic type length measuring equipment as claimed in claim 2 is characterized in that this power supply can be a battery.
5, electronic type length measuring equipment as claimed in claim 2 is characterized in that this power supply can be a solar panel.
6, electronic type length measuring equipment as claimed in claim 1 is characterized in that this measuring element can be a tape measure.
7, electronic type length measuring equipment as claimed in claim 1 is characterized in that this measuring element can be a setline.
8, a kind of electronic type length measuring equipment is characterized in that, comprising:
One hollow housing;
One measures module, be located in this housing, this measurement module is provided with a rotating shaft, this rotating shaft is articulated in this housing, and the one end is provided with a gear, and end then is wound with a measuring element in addition, this rotating shaft is in being close to this measuring element one side around the spiral helicine flexible answer shell fragment of volume one concentric circles, this answer shell fragment in addition end is connected with this housing inner edge, and this measuring element is drawn out this housing when outer, by elasticity of this answer shell fragment with in this this rotating shaft of measuring element rollback;
One control circuit is located in this housing;
One light shading type scrambler, being located in this housing this light shading type scrambler and this control circuit is electrically connected and connects, this light shading type scrambler is provided with a rotating shaft, this rotating shaft is articulated in this housing, this rotating shaft is provided with the wheel disc of a gear-like, the tooth of this wheel disc is meshed together with the tooth of this gear, this gear can drive this wheel disc when rotating and rotate together, the circumferential surface of this wheel disc is provided with the perforation of a plurality of continuous shapes, moreover, this light shading type scrambler to should wheel disc the position of one side be provided with an infrared transmitter, and, be respectively equipped with one first infrared receiver and one second infrared receiver on should the position of wheel disc another side both sides;
When this measuring element is pulled outwardly out, this gear produces rotation, rotate together and drive this wheel disc, the infrared ray of this infrared transmitter emission is by the perforation of this wheel disc, or covered by this wheel disc, and make this first infrared receiver or this second infrared receiver receive or not receive this infrared ray, and then this control circuit is according to this first infrared receiver, this second infrared receiver receives or the continuous signal of receiving infrared-ray not, and calculate the distance that this measuring element is drawn out, and with this distance display on its display, by data presented on this display, know the length of measurement.
9, a kind of electronic type length measuring equipment is characterized in that, comprising:
One hollow housing;
One measures module, is located in this housing, and this measurement module is provided with a rotating shaft, this rotating shaft is articulated in this housing, and the one end is provided with a gear, and end then protrudes out outside this housing and is connected with a roller in addition, this roller is provided with the leader, and order can grip this handle and this roller is placed on the object roll:
One control circuit is located in this housing;
One scrambler, be located in this housing, this scrambler and control circuit are electrically connected and connect, this scrambler is provided with the wheel disc of a gear-like, the tooth of this wheel disc is meshed together with the tooth of this gear, can drive this wheel disc when making this gear rotate rotates together, the circumferential surface of this wheel disc is provided with a conductive area, again, this scrambler is provided with a first terminal and one second terminal, this the first terminal and second terminal are erected on the relative position of the circumferential surface of this wheel disc respectively, when this wheel disc rotates, this the first terminal or this second terminal will contact this conductive area and produce Continuity signal, and perhaps, this first terminal or this second terminal do not contact this conductive area and produce not Continuity signal;
When measuring the length of an object, this roller can be placed on this object and roll, make this gear produce rotation, rotate together and drive this wheel disc, and make this control circuit according to this first terminal, second terminal and this conductive area, conducting is filtered with the continuous letter of not conducting, and calculate the distance that this roller rolls, and with this distance display on display, can know the length of measurement by data presented on this display.
10, a kind of electronic type length measuring equipment is characterized in that, comprising:
One hollow housing;
One measures module, is located in this housing, and this measuring element is provided with a rotating shaft, this rotating shaft is articulated in this housing, and the one end is provided with a gear, and end then protrudes out outside this housing and is connected with a roller in addition, this roller is provided with the leader, can grip this handle and this roller is placed on the object roll;
One control circuit is located in this housing;
One light shading type scrambler, be located in this housing, this light shading type scrambler and this control circuit are electrically connected and connect, this light shading type scrambler is provided with a rotating shaft, this rotating shaft is articulated in this housing, this rotating shaft is provided with the wheel disc of a gear-like, the tooth of this wheel disc is meshed with the tooth of this gear and can drives this wheel disc when making this gear rotate together and rotate, the circumferential surface of this wheel disc is provided with the perforation of a plurality of continuous shapes, moreover, this light shading type scrambler be to should wheel disc being provided with an infrared transmitter on the position of one side, and on should the position of wheel disc another side both sides, be respectively equipped with one first infrared receiver and one second infrared receiver;
When measuring the length of an object, this roller can be placed on this object and roll, make this gear produce rotation, rotate together and drive this wheel disc, and the infrared ray that makes this infrared transmitter emission passes through the perforation of this wheel disc, or covered by this wheel disc, make this first infrared receiver or this second infrared receiver receive or not receive this infrared ray, and then this control circuit is according to this first infrared receiver, this second infrared receiver receives or the continuous signal of receiving infrared-ray not, and calculate the distance that this roller rolls, and with this distance display on its display, order can be known the length of measurement by data presented on this display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420059609 CN2705776Y (en) | 2004-05-18 | 2004-05-18 | Electronic length measurer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420059609 CN2705776Y (en) | 2004-05-18 | 2004-05-18 | Electronic length measurer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2705776Y true CN2705776Y (en) | 2005-06-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420059609 Expired - Fee Related CN2705776Y (en) | 2004-05-18 | 2004-05-18 | Electronic length measurer |
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| Country | Link |
|---|---|
| CN (1) | CN2705776Y (en) |
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| CN103499269A (en) * | 2013-09-03 | 2014-01-08 | 航天科工惯性技术有限公司 | Self-triggering type wide-range displacement sensor |
| CN104847330A (en) * | 2014-12-22 | 2015-08-19 | 山东大学 | Simple automatic recorder for drilling speed of drilling rig |
| CN106461365A (en) * | 2015-03-17 | 2017-02-22 | 贝果实验室有限公司 | Length measuring device and length measuring system |
| CN107101603A (en) * | 2017-05-24 | 2017-08-29 | 山东大学 | A kind of servicing unit, method and application forecast for tunnel TSP |
| CN108731600A (en) * | 2018-07-20 | 2018-11-02 | 张碧清 | A kind of roller type electronic ruler and its measurement method |
| CN109178057A (en) * | 2018-08-21 | 2019-01-11 | 北京市公路桥梁建设集团锐诚工程试验检测有限公司 | It can ranging antidetonation geological radar trolley |
| CN109204404A (en) * | 2018-08-21 | 2019-01-15 | 北京市公路桥梁建设集团锐诚工程试验检测有限公司 | With rain shade can ranging antidetonation geological radar trolley |
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| WO2021026960A1 (en) * | 2019-08-12 | 2021-02-18 | 珠海市易迅科技有限公司 | Digital measurement tape, encoding device for digital measurement tape and corresponding measurement method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499269A (en) * | 2013-09-03 | 2014-01-08 | 航天科工惯性技术有限公司 | Self-triggering type wide-range displacement sensor |
| CN103499269B (en) * | 2013-09-03 | 2016-01-13 | 航天科工惯性技术有限公司 | A kind of from trigger-type great-scale displacement sensor |
| CN104847330A (en) * | 2014-12-22 | 2015-08-19 | 山东大学 | Simple automatic recorder for drilling speed of drilling rig |
| CN104847330B (en) * | 2014-12-22 | 2018-10-26 | 山东大学 | A kind of simple automatic recording instrument of drill hole of drilling machine speed |
| CN106461365A (en) * | 2015-03-17 | 2017-02-22 | 贝果实验室有限公司 | Length measuring device and length measuring system |
| CN107101603A (en) * | 2017-05-24 | 2017-08-29 | 山东大学 | A kind of servicing unit, method and application forecast for tunnel TSP |
| CN107101603B (en) * | 2017-05-24 | 2020-03-31 | 山东大学 | Auxiliary device and method for tunnel TSP forecast and application |
| CN109696113A (en) * | 2017-10-20 | 2019-04-30 | 帕拉贡有限股份两合公司 | For determining the pull-out length of safety belt and/or the measuring device of tensile force of belt |
| CN109696113B (en) * | 2017-10-20 | 2021-05-14 | 帕拉贡有限股份两合公司 | Measuring device for determining the extension length and/or the belt tension of a safety belt |
| CN108731600A (en) * | 2018-07-20 | 2018-11-02 | 张碧清 | A kind of roller type electronic ruler and its measurement method |
| CN109204404A (en) * | 2018-08-21 | 2019-01-15 | 北京市公路桥梁建设集团锐诚工程试验检测有限公司 | With rain shade can ranging antidetonation geological radar trolley |
| CN109178057A (en) * | 2018-08-21 | 2019-01-11 | 北京市公路桥梁建设集团锐诚工程试验检测有限公司 | It can ranging antidetonation geological radar trolley |
| CN109178057B (en) * | 2018-08-21 | 2020-07-10 | 北京市公路桥梁建设集团锐诚工程试验检测有限公司 | Earthquake-proof geological radar trolley capable of measuring distance |
| WO2021026960A1 (en) * | 2019-08-12 | 2021-02-18 | 珠海市易迅科技有限公司 | Digital measurement tape, encoding device for digital measurement tape and corresponding measurement method |
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