CN104156764A - Photoelectric instrument mechanical counter - Google Patents
Photoelectric instrument mechanical counter Download PDFInfo
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- CN104156764A CN104156764A CN201410394742.7A CN201410394742A CN104156764A CN 104156764 A CN104156764 A CN 104156764A CN 201410394742 A CN201410394742 A CN 201410394742A CN 104156764 A CN104156764 A CN 104156764A
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- seal box
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Abstract
A photoelectric instrument mechanical counter disclosed by the present invention comprises a lightproof seal box, a photoelectric emission plate, a photoelectric reception plate corresponding to the photoelectric emission plate, a coding disc, a transmission gear assembly, a magnetic transmission gear assembly and a pointer magnet arranged in a base table. The seal box is arranged on the base table, and the photoelectric emission plate, the photoelectric reception plate, the coding disc, the transmission gear assembly and the magnetic transmission gear assembly are all arranged in the seal box. The photoelectric emission plate and the photoelectric reception plate are arranged at the upper end of the seal box relatively from top to bottom, the coding disc is arranged between the photoelectric emission plate and the photoelectric reception plate and is connected with the magnetic transmission gear assembly via the transmission gear assembly, and the magnetic transmission gear assembly is arranged at the lower end of the seal box and is connected with the magnetic field of the pointer magnet. The photoelectric instrument mechanical counter of the present invention enables the photoelectric reading precision and the waterproof performance to be improved and also the production cycle to be shortened substantially, and prevents the misreading and report errors.
Description
Technical field
The present invention relates to measuring technique instrument, be specifically related to a kind of photo-electric instrument mechanical counter.
Background technology
Measuring instrument is in routine work, often to need the equipment of use.And photo-electric instrument mechanical counter is a kind of in measuring instrument.The electro-optical package of traditional photoelectric encoder is arranged in clear plastic box, therefore these measuring instruments are easily subject to the impact of extraneous high light, easily cause and misreads and report an error.And traditional photoelectric encoder and base table are installed in aggregates, need to use epoxy resin process for filling colloid into seal measuring instrument, and this causes, and the production cycle is long and water resistance is poor.Meanwhile, because photoelectric encoder and base table are an integral body, this cause safeguard inconvenient.The carry of traditional photoelectric encoder between 0 and 9 adopts frame hopping mode, and this makes the lettering on character wheel can not be corresponding with actual read number, thereby easily makes mistakes.And traditional photoelectric coded disk need to weld polylith electro-optical package, and this installation procedure is loaded down with trivial details, expend a large amount of manually, cause production efficiency low.
Summary of the invention
The object of the invention is the deficiency existing in order to overcome above prior art, provide a kind of simple and reasonable for structure, reduce and misread and report an error, the photo-electric instrument mechanical counter that water resistance is good.
Object of the present invention realizes by following technical scheme: this photo-electric instrument mechanical counter, comprises that lighttight seal box, photoemission plate, photoelectricity dash receiver, code-wheel, driving gear component, the magnetic corresponding with photoemission plate pass gear assembly and is positioned at the pointer magnet of base table; Described pointer magnet is fixedly connected with the pointer of base table, described seal box is installed on base table, described photoemission plate, photoelectricity dash receiver, code-wheel, driving gear component and magnetic pass gear assembly and are all installed in seal box, described photoelectricity dash receiver and photoemission plate are from top to bottom, and the relative upper end that is installed on seal box, described code-wheel is installed between photoelectricity dash receiver and photoemission plate, and described code-wheel passes gear assembly by driving gear component and magnetic and is connected; Described magnetic passes the lower end that gear assembly is installed on seal box, and described magnetic biography gear assembly is connected with pointer magnets magnetic fields.
Preferably, described magnetic passes gear assembly and comprises magnetic gear, rotary body, magnetic rotating shaft and gear magnet, described magnetic gear and rotary body are individually fixed in the top and bottom of magnetic rotating shaft, and described gear magnet is installed on a rotating body, and described gear magnet is connected with pointer magnets magnetic fields; Described magnetic gear is connected with driving gear component, rotating being installed in seal box of described magnetic rotating shaft.Adopt this design, this magnetic gear and gear magnet coaxial synchronous rotate, and have improved the reliability of transmission, thereby have further improved the precision of reading.
Pointer magnet in this photo-electric instrument mechanical counter and the quantity of gear magnet all can one, also can use a plurality of.Be that pointer magnet in photo-electric instrument mechanical counter and the quantity of gear magnet determine according to actual needs.Preferably, the quantity of pointer magnet of the present invention and gear magnet is 4.
Preferably, the quantity of described code-wheel is 4, and described in each, code-wheel is all connected by driving gear component and magnetic biography gear assembly, and described in each, code-wheel is installed on same level; Described code-wheel is provided with the arc-shaped slot being passed by photosignal.
Preferably, described driving gear component comprises the first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the 7th gear and octadentate wheel, and described the first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the 7th gear and octadentate wheel are connected with a joggle successively; 4 described code-wheels are connected with the second gear, the 4th gear, the 6th gear and octadentate wheel respectively by drive shaft; Described magnetic gear and the first gear are connected with a joggle.
Preferably, for making full use of the space in seal box, further dwindle the volume of seal box, described the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear and the 7th gear all adopt double gear.
Preferably, in described seal box, be provided with clamping plate, described clamping plate are specifically divided into train wheel bridge and lower plate, described train wheel bridge and lower plate are all fixed in seal box, and described photoelectricity dash receiver, code-wheel, photoemission plate, train wheel bridge, driving gear component and lower plate distribute from top to bottom in seal box; Described driving gear component is installed between train wheel bridge and lower plate.Adopt this design, this takes full advantage of the inner space of seal box, further improves space availability ratio, and has guaranteed each gear stable rotation, has improved the reliability of transmission.
Preferably, described seal box comprises box body and the lid with inner chamber, and described lid and box body are tightly connected.Adopt this design, this can conveniently tie up installation and maintenance.
Preferably, described photo-electric instrument mechanical counter also comprises fixed cover and cover renovating above base table, and described seal box is installed on base table by fixed cover, and renovate is hinged with fixed cover.Adopt this design, fixed cover not only allows more stable being installed on base table of seal box; And renovate, can protect the glass sheet for sealing in base table, prevent that base table from damaging.
Preferably, described smooth expelling plate and photoelectricity dash receiver be arranged in parallel, and described photoemission plate is all vertical with the axis of driving gear component middle gear with photoelectricity dash receiver.Adopt this design, this can guarantee the reliability of photosignal transmission between photoemission plate and photoelectricity dash receiver.
The present invention has advantages of as follows with respect to prior art:
1, this photo-electric instrument mechanical counter adopts lighttight seal box, and photoemission plate and photoelectricity dash receiver etc. is installed in seal box, thereby avoid extraneous high light to affect photoelectricity correlation, improved the precision of photoelectric reading, thereby avoid misreading and reporting an error.
2, in this photo-electric instrument mechanical counter and utilize gear magnet to be connected with the magnetic field of pointer magnet, drive disk assembly does not need directly to enter contact, therefore photoelectric encoder and base table can adopt split-type structural, and the photoemission plate in photoelectric encoder and photoelectricity dash receiver etc. are all installed in seal box, this can be avoided using the sealing of epoxy resin process for filling colloid into, thereby greatly shortened the production cycle, and also improved water resistance.
3, this photo-electric instrument mechanical counter is by being installed on photoemission plate, photoelectricity dash receiver and code-wheel etc. in the seal box of a sealing, and adopt magnetic field to connect, the parts in seal box not can with base table in parts carry out direct mechanical connection, this is the dismounting between very convenient seal box and base table, handled easily and maintenance.
4, this photo-electric instrument mechanical counter has compact conformation, individual little, precision high.
5, this photo-electric instrument mechanical counter utilizes code-wheel to carry out metric mode and has solved the carry problem between 0 and 9, thereby has improved the precision of continuity and reading.
6,, with respect to traditional photoelectric encoder, this photo-electric instrument mechanical counter only need to use 2 electro-optical packages, i.e. photoemission plate and photoelectricity dash receiver, and this has simplified installation, has improved production efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of photo-electric instrument mechanical counter of the present invention.
Fig. 2 is the cut-open view of photo-electric instrument mechanical counter of the present invention.
Fig. 3 is the vertical view of photo-electric instrument mechanical counter of the present invention.Wherein, this figure has carried out broken section.
Fig. 4 is the structural representation of driving gear component in photo-electric instrument mechanical counter of the present invention.
Fig. 5 is the working state figure while carrying out photoelectric reading in photo-electric instrument mechanical counter of the present invention.Wherein photoemission plate and photoelectricity dash receiver only draw part.
Fig. 6 is code-wheel installation site schematic diagram in photo-electric instrument mechanical counter of the present invention.
Fig. 7 is the structural representation of seal box in photo-electric instrument mechanical counter of the present invention.
Fig. 8 is that driving gear component in photo-electric instrument mechanical counter of the present invention, magnetic pass gear assembly and code-wheel connection diagram.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Photo-electric instrument mechanical counter as shown in Figures 1 to 8, comprises that lighttight seal box 1, photoemission plate 2, photoelectricity dash receiver 3, code-wheel 4, driving gear component 5, the magnetic corresponding with photoemission plate 2 pass gear assembly 6 and is positioned at the pointer magnet 8 of base table 7; Described pointer magnet 8 is fixedly connected with the pointer 9 of base table 7, described seal box 1 is installed on base table 7, described photoemission plate 2, photoelectricity dash receiver 3, code-wheel 4, driving gear component 5 and magnetic pass gear assembly 6 and are all installed in seal box 1, described photoelectricity dash receiver 2 and photoemission plate 3 are from top to bottom, and the relative upper end that is installed on seal box 1, described code-wheel 4 is installed between photoelectricity dash receiver 2 and photoemission plate 3, and described code-wheel 4 passes gear assembly 6 by driving gear component 5 and magnetic and is connected; Described magnetic passes the lower end that gear assembly 6 is installed on seal box 1, and described magnetic biography gear assembly 6 is connected with pointer magnet 8 magnetic fields.For improving the reliability of photosignal transmission, described smooth expelling plate 2 be arranged in parallel with photoelectricity dash receiver 3, and described photoemission plate 2 is all vertical with the axis of driving gear component 5 middle gears with photoelectricity dash receiver 3.As shown in Figure 8, gear magnet 604 is 4 with the quantity of pointer magnet 8, and 4 gear magnets 604 line even circumferential centered by magnetic rotating shaft 603 distributes; Pointer 9 is cylindric, and in 4 pointer magnet 8 embedded pointers, and 4 pointer magnets 8 distribute with the center line even circumferential of pointer.
As shown in Figure 2 and Figure 8, described magnetic passes gear assembly 6 and comprises magnetic gear 601, rotary body 602, magnetic rotating shaft 603 and gear magnet 604, described magnetic gear 601 and rotary body 602 are individually fixed in the top and bottom of magnetic rotating shaft 603, described gear magnet 604 is installed in rotary body 602, and described gear magnet 604 is connected with pointer magnet 8 magnetic fields; Described magnetic gear 601 is connected with driving gear component 5, and described magnetic rotating shaft 603 is rotating to be installed in seal box 1.Concrete, rotary body 602 is integrally formed with magnetic rotating shaft 603, and described rotary body 602 is provided with installation cavity, and described gear magnet 604 is installed in installation cavity by the mode of interference fit.This mounting means is simple and convenient, convenient operation.Meanwhile, adopt this design, this has guaranteed that magnetic gear 601 and gear magnet 604 coaxial synchronous rotate, and have improved the reliability of transmission, thereby have further improved the precision of reading.
As shown in Figure 3 and Figure 6, the quantity of described code-wheel 4 is 4, and described in each, code-wheel 4 is all connected by driving gear component 5 and magnetic biography gear assembly 6, and described in each, code-wheel 4 is installed on same level; Described code-wheel 4 is provided with the arc-shaped slot 10 being passed by photosignal.The size of 4 code-wheels 4 all equates.4 described code-wheels 4 are respectively code-wheel I401, code-wheel II402, code-wheel III403 and code-wheel IV404, code-wheel I401 is connected with the second gear 502 by drive shaft 11, code-wheel II402 is connected with the 4th gear 504 by drive shaft 11, code-wheel III403 is connected with the 6th gear 506 by drive shaft 11, code-wheel IV404 is connected with octadentate wheel 508 by drive shaft 11, code-wheel I401, code-wheel II402, code-wheel III403 and code-wheel IV404 respectively with the second gear 502, the 4th gear 504, the 6th gear 506 and octadentate wheel 508 are realized synchronous rotation.
As shown in Figure 4 and Figure 6, described driving gear component 5 comprises the first gear 501, the second gear 502, the 3rd gear 503, the 4th gear 504, the 5th gear 505, the 6th gear 506, the 7th gear 507 and octadentate wheel 508, and described the first gear 501, the second gear 502, the 3rd gear 503, the 4th gear 504, the 5th gear 505, the 6th gear 506, the 7th gear 507 and octadentate wheel 508 are connected with a joggle successively; 4 described code-wheels 4 are connected with the second gear 502, the 4th gear 504, the 6th gear 506 and octadentate wheel 508 respectively by drive shaft 11; Described magnetic gear 601 and the first gear 501 are connected with a joggle.For making full use of the space in seal box 1, further dwindle the volume of seal box, described the second gear 502, the 3rd gear 503, the 4th gear 504, the 5th gear 505, the 6th gear 506 and the 7th gear 507 all adopt double gear.For realizing each code-wheel 4, with different rotating speeds, rotate, each intermeshing gear adopts applicable ratio of gear.
As shown in Figure 2, in described seal box 1, be provided with clamping plate, described clamping plate are specifically divided into train wheel bridge 12 and lower plate 13, described train wheel bridge 12 and lower plate 13 are all fixed in seal box 1, and described photoelectricity dash receiver 2, code-wheel 4, photoemission plate 3, train wheel bridge 12, driving gear component 5 and lower plate 13 distribute from top to bottom in seal box 1; Described driving gear component 5 is installed between train wheel bridge 12 and lower plate 13.Adopt this design, this takes full advantage of the inner space of seal box 1, further improves space availability ratio, and has guaranteed each gear stable rotation, has improved the reliability of transmission.
As shown in Figure 7, described seal box 1 comprises box body 101 and the lid 102 with inner chamber, and described lid 102 is tightly connected with box body 101.Adopt this design, this can conveniently tie up installation and maintenance.
As depicted in figs. 1 and 2, described photo-electric instrument mechanical counter also comprises fixed cover 14 and covers renovates 15 above base table, and described seal box 1 is installed on base table 7 by fixed cover 14, and it is 15 hinged with fixed cover 14 that institute renovates.Adopt this design, fixed cover not only allows more stable being installed on base table 7 of seal box 1; And renovate 15, can protect the glass sheet for sealing in base table 7, prevent that base table from damaging.
The course of work of this photo-electric instrument mechanical counter is as described below: after measuring instrument is started working, pointer 9 in instrument starts to rotate, pointer 9 is synchronizeed and is rotated by the magnetic field connection drive magnetic gear 601 of pointer magnet 8 and gear magnet 604, and magnetic gear 601 drives 4 code-wheels 4 to rotate with different rotating speeds by driving gear component 5, when code-wheel I401 rotates one week, code-wheel II402 has rotated 1/10th, code-wheel III403 has rotated one of percentage, and code-wheel IV404 has rotated per mille, in the process of rotating at these scramblers 4, when arc-shaped slot 10 turns to the position of adaptation (as shown in Figure 5), the photosignal that photoemission plate 2 sends is through the arc-shaped slot 10 of code-wheel 4, these photosignals are by photoelectricity dash receiver 3 reception & disposals, and demoder on photoelectricity dash receiver 3 carries out digital conversion to photosignal, thereby realize metering reading.This utilizes code-wheel 4 to solve 0 and 9 carry problem in the mode of 10 systems, has improved the accuracy of reading, has improved the reliability of test result.
Above-mentioned embodiment is the preferred embodiments of the present invention, can not limit the present invention, and other any change or other equivalent substitute mode that does not deviate from technical scheme of the present invention and make, within being included in protection scope of the present invention.
Claims (9)
1. a photo-electric instrument mechanical counter, is characterized in that: comprise that lighttight seal box, photoemission plate, photoelectricity dash receiver, code-wheel, driving gear component, the magnetic corresponding with photoemission plate pass gear assembly and is positioned at the pointer magnet of base table; Described pointer magnet is fixedly connected with the pointer of base table, described seal box is installed on base table, described photoemission plate, photoelectricity dash receiver, code-wheel, driving gear component and magnetic pass gear assembly and are all installed in seal box, described photoelectricity dash receiver and photoemission plate are from top to bottom, and the relative upper end that is installed on seal box, described code-wheel is installed between photoelectricity dash receiver and photoemission plate, and described code-wheel passes gear assembly by driving gear component and magnetic and is connected; Described magnetic passes the lower end that gear assembly is installed on seal box, and described magnetic biography gear assembly is connected with pointer magnets magnetic fields.
2. photo-electric instrument mechanical counter according to claim 1, it is characterized in that: described magnetic passes gear assembly and comprises magnetic gear, rotary body, magnetic rotating shaft and gear magnet, described magnetic gear and rotary body are individually fixed in the top and bottom of magnetic rotating shaft, described gear magnet is installed on a rotating body, and described gear magnet is connected with pointer magnets magnetic fields; Described magnetic gear is connected with driving gear component, rotating being installed in seal box of described magnetic rotating shaft.
3. photo-electric instrument mechanical counter according to claim 2, is characterized in that: the quantity of described code-wheel is 4, and described in each, code-wheel is all connected by driving gear component and magnetic biography gear assembly, and described in each, code-wheel is installed on same level; Described code-wheel is provided with the arc-shaped slot being passed by photosignal.
4. photo-electric instrument mechanical counter according to claim 3, it is characterized in that: described driving gear component comprises the first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the 7th gear and octadentate wheel, described the first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the 7th gear and octadentate wheel are connected with a joggle successively; 4 described code-wheels are connected with the second gear, the 4th gear, the 6th gear and octadentate wheel respectively by drive shaft; Described magnetic gear and the first gear are connected with a joggle.
5. photo-electric instrument mechanical counter according to claim 4, is characterized in that: described the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear and the 7th gear all adopt double gear.
6. photo-electric instrument mechanical counter according to claim 1, it is characterized in that: in described seal box, be provided with clamping plate, described clamping plate are specifically divided into train wheel bridge and lower plate, described train wheel bridge and lower plate are all fixed in seal box, and described photoelectricity dash receiver, code-wheel, photoemission plate, train wheel bridge, driving gear component and lower plate distribute from top to bottom in seal box; Described driving gear component is installed between train wheel bridge and lower plate.
7. photo-electric instrument mechanical counter according to claim 1, is characterized in that: described seal box comprises box body and the lid with inner chamber, and described lid and box body are tightly connected.
8. photo-electric instrument mechanical counter according to claim 1, is characterized in that: also comprise fixed cover and cover renovating above base table, described seal box is installed on base table by fixed cover, and renovate is hinged with fixed cover.
9. photo-electric instrument mechanical counter according to claim 1, is characterized in that: described smooth expelling plate and photoelectricity dash receiver be arranged in parallel, and described photoemission plate is all vertical with the axis of driving gear component middle gear with photoelectricity dash receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410394742.7A CN104156764B (en) | 2014-07-31 | 2014-07-31 | Photoelectric instrument mechanical counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410394742.7A CN104156764B (en) | 2014-07-31 | 2014-07-31 | Photoelectric instrument mechanical counter |
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| Publication Number | Publication Date |
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| CN104156764A true CN104156764A (en) | 2014-11-19 |
| CN104156764B CN104156764B (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410394742.7A Active CN104156764B (en) | 2014-07-31 | 2014-07-31 | Photoelectric instrument mechanical counter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786393A (en) * | 2015-04-20 | 2015-07-22 | 中山市利群精密实业有限公司 | Protector for protecting plastic mold counter |
| CN105318928A (en) * | 2015-07-20 | 2016-02-10 | 谈晓彬 | A detachable electronic direct reading counting device |
| CN109766986A (en) * | 2019-02-19 | 2019-05-17 | 王国荣 | A kind of single-phase single counter model of control cabinet test platform encoder |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2514144A1 (en) * | 1981-10-06 | 1983-04-08 | Diaz Martin Carlos | Analogue meter for electrical energy consumption measurement - uses rotating disk with perforations or mark cooperating with photoelectric system to send pulses to electronic memory unit |
| CN202885844U (en) * | 2012-09-04 | 2013-04-17 | 深圳市千宝通通科技有限公司 | Character wheel coding structure on counter in photoelectric direct-reading meter |
| CN203534641U (en) * | 2013-09-30 | 2014-04-09 | 重庆巨泰物联网科技有限公司 | Photoelectric direct reading water meter |
| CN204390274U (en) * | 2014-07-31 | 2015-06-10 | 胡子潜 | A kind of photo-electric instrument mechanical counter |
-
2014
- 2014-07-31 CN CN201410394742.7A patent/CN104156764B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786393A (en) * | 2015-04-20 | 2015-07-22 | 中山市利群精密实业有限公司 | Protector for protecting plastic mold counter |
| CN105318928A (en) * | 2015-07-20 | 2016-02-10 | 谈晓彬 | A detachable electronic direct reading counting device |
| CN109766986A (en) * | 2019-02-19 | 2019-05-17 | 王国荣 | A kind of single-phase single counter model of control cabinet test platform encoder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104156764B (en) | 2017-05-24 |
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Effective date of registration: 20170419 Address after: 518000 Guangdong city of Shenzhen province Nanshan District Pearl Garden 5- Qin jade Pavilion 8D Applicant after: Hu Ziqian Address before: 518000 Guangdong city of Shenzhen province Nanshan District Pearl Garden 5- Qin jade Pavilion 8D Applicant before: Hu Ziqian Applicant before: Huang Feng |
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Effective date of registration: 20220711 Address after: 518000 East 1st floor, building B, xinmusheng Low Carbon Industrial Park, 6 xinmusheng Avenue, Pinghu street, Longgang District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN KILOTONE SCIENCE & TECHNOLOGY CO.,LTD. Address before: 518000 8D, qinyuge, 5-baozhu garden, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Hu Ziqian |
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