CN207585646U - A kind of device for detecting photoelectric direct reading counter performance - Google Patents

Abstract

The utility model is related to a kind of devices for detecting photoelectric direct reading counter performance, belong to detection device field, solve the problems, such as that photoelectric direct reading counter performance detection detection process is low there are efficiency, solve the problems, such as that this technical solution mainly includes microcontroller, communication component and drive component, microcontroller is connected with communication component, microcontroller is connected with drive component, drive component is connected with counter independently rotates forward a ° for each character wheel of control counter, and communication component is connected with counter for the character wheel encoded radio of acquisition counter device current location；The advantages of the utility model：By drive component come the rotation of each character wheel independence of control counter, detection time is greatly shortened, improves detection efficiency；Simultaneously, it is no longer necessary to by the lasting transmission of lowest order, the abrasion and damage of transmission component will be greatly reduced, improve the counter service life.

Description

A kind of device for detecting photoelectric direct reading counter performance

Technical field

The utility model is related to a kind of devices for detecting photoelectric direct reading counter performance.

Background technology

With the development of photoelectric technology, photoelectric counter number direct reading device is also more and more, common in living such as people Water, electricity, gas meter, at present, there are no the schemes or device for photoelectric direct reading counter performance detection, can only pass through photoelectricity The detection of direct reading counter reading reflects performance condition indirectly, thus causes other problem again, and photo-electronic directly reading counts Device performance qualification is the follow-up basis for carrying out carry logic judgement etc., and good performance can simplify programming, improve product Reliability, photoelectric direct reading counter performance refers mainly to the photoelectric direct reading counter such as performance of character wheel, loophole, grating in itself, existing Some reflects the scheme of performance condition in detection process due to needs indirectly by the detection of photoelectric direct reading counter reading Reach the performance of the whole character wheels of detection by lowest order rotation and carry, exist and expend that the time is long, efficiency is low, to driving section The problems such as serious wear of part.

Utility model content

The technical problems to be solved in the utility model is just to provide a kind of device for detecting photoelectric direct reading counter performance, solution Certainly existing photoelectric direct reading counter performance detection detection process there is technical issues that efficiency.

In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions:A kind of detection photoelectricity The device of direct reading counter performance, including microcontroller, communication component and drive component, the microcontroller is connected with communication component, The microcontroller is connected with drive component for the angle that drive component is controlled to rotate, and the driving component is mutually used in conjunction with counter A ° is independently rotated forward in each character wheel of control counter, the communication component is connected current for acquisition counter device with counter The photoelectric coding value of the character wheel encoded radio of position, character wheel encoded radio and current actual positions judges the position by microcontroller comparison Whether the encoded radio for putting photo-electronic directly reading is correct.

Preferably, the communication component includes circuit board, multipair infrared transmitting tube and infrared receiving tube, multipair infrared emission Pipe and infrared receiving tube are close to counter by circuit board.

Preferably, the driving component include stepper motor and transmission component, the stepper motor by transmission component with The each character wheel of counter is sequentially connected.

Preferably, the tooth number of described a °=360 °/character wheel.

Preferably, the transmission component includes transmission shaft and the transmission gear that is arranged on transmission shaft, the transmission shaft with The motor shaft of stepper motor is connected.

Preferably, described device further includes pedestal, and the circuit board is up and down to be connected on pedestal.

Preferably, the pedestal is equipped with the enclosure space of installation microcontroller.

In conclusion the advantages of the utility model：1. pass through drive component turning come each character wheel independence of control counter It is dynamic, detection time is greatly shortened, improves detection efficiency；Simultaneously, it is no longer necessary to by the lasting transmission of lowest order, will greatly reduce The abrasion and damage of transmission component, improve the counter service life；

2. the photoelectric coding value progress of character wheel encoded radio and current actual positions acquired by microcontroller to communication component Automatic analysis and judgment does not need to artificially participate in analysis, improves detection efficiency, improve the reliability of analytical judgment, be follow-up Carry logic judges to provide reliable mechanical structure, simplifies programming, improve product reliability；

3. communication component is arranged to circuit board, multipair infrared transmitting tube and infrared receiving tube, realized by circuit board red Outer transmitting tube energization sends out light beam, and light beam is reacted on infrared receiving tube after passing through the loophole on counter gear, ensure that The accuracy rate of counter current location character wheel encoded radio acquisition improves the reliability of counter performance detection；

4. drive component is arranged to stepper motor and transmission component, stepper motor is controlled by controlling pulse number Angular displacement, it is achieved thereby that the accurate positionin of each character wheel of counter, can accurately detect character wheel loophole and character wheel installation Whether position is qualified, can also control the speed and acceleration of stepper motor rotation by controlling pulse frequency, so as to fulfill The purpose of speed governing can realize different demands, and transmission component can realize steady, the reliable rotation of character wheel of counter, improve inspection The quality of survey；

5. transmission component is arranged to transmission shaft and transmission gear, pass through engaging for transmission gear and each character wheel of counter Carry out control counter rotation, stable transmission is reliable, and can set the transmission of transmission gear and each character wheel of counter according to demand Than to further improve detection efficiency；

6. whole device into unified structure can be set, is convenient for carrying, and circuit board is set on pedestal by the setting of pedestal Up and down connection is set to, can realize that counter Fast Installation is fixed, and adapts to the counter installation detection of different model, it is real It is good with property；

7. microcontroller is enclosed on pedestal by enclosure space, microcontroller and extraneous contact are avoided, so as to reduce The damage of microcontroller improves the service life of microcontroller.

Description of the drawings

The utility model is described in further detail below in conjunction with the accompanying drawings：

Fig. 1 is a kind of structure diagram for the device for detecting photoelectric direct reading counter performance of the utility model；

Fig. 2 is the schematic diagram of the utility model photoelectric direct reading counter photo-electronic directly reading；

Fig. 3 is the vertical view of character wheel in the counter that the utility model detects.

Reference numeral：

1 microcontroller, 2 communication components, 21 circuit boards, 22 infrared transmitting tubes, 23 infrared receiving tubes

3 drive components, 31 stepper motors, 32 transmission components, 33 transmission shafts, 34 transmission gears

4 counters, 41 character wheels, 42 loopholes, 43 teeth, 5 pedestals, 51 enclosure spaces

Specific embodiment

As shown in Figure 1, a kind of device for detecting photoelectric direct reading counter performance, including microcontroller 1, communication component 2 and drives Dynamic component 3, the microcontroller 1 are connected with communication component 2, and the microcontroller 1 is connected to control drive component with drive component 3 The angle of 3 rotations, the driving component 3 is connected with counter 4 independently rotates forward a ° for each character wheel of control counter, institute It states communication component 2 to be connected with counter 4 for the character wheel encoded radio of 4 current location of acquisition counter device, 51 encoded radio of character wheel is with working as The photoelectric coding value of preceding physical location compares to judge whether the encoded radio of the position photo-electronic directly reading is correct, makes by microcontroller 1 Used time due to a ° independent of rotation of drive component 3 control counter, 4 each character wheels 41, can greatly shorten detection time, improve Detection efficiency；Simultaneously, it is no longer necessary to by the lasting transmission of lowest order, the abrasion and damage of transmission component will be greatly reduced, improved The counter service life, and the photoelectricity for passing through character wheel 41 encoded radio that microcontroller 1 acquires communication component 2 and current actual positions is compiled Code value carries out automatic analysis and judgment, does not need to artificially participate in analysis, improves detection efficiency, improve the reliable of analytical judgment Property, reliable mechanical structure is provided for the judgement of follow-up carry logic, simplifies programming, improves product reliability,

During detection, it need to dismantle on counter 4 for the transmission gear of carry and original circuit board, make individual count device 4 Character wheel 41 can independent flexible rotating, then counter 4 is placed on above device, passes through the character wheel 41 of counter 4 and driving Component 3 connects, and 4 each character wheel 41 of counter is pushed digital 0 centre position, microcontroller 1 sends out control instruction, makes drive component The certain angle of 3 rotations, the angle that drive component 3 turns over make 4 each character wheel 41 of counter independently rotate forward a °, count at this time Number on 4 each character wheel 41 of device passes through the character wheel 41 of 2 acquisition counter device of communication component, 4 current location in 0 position bigger than normal at this time Encoded radio, and character wheel encoded radio is back to microcontroller 1, microcontroller 1 with the photoelectric coding value of current actual positions by comparing Judge whether photo-electronic directly reading reading value is correct, operate above-mentioned steps successively, continue detection counter each character wheel 41 remaining Whether each position, the encoded radio read by each position photo-electronic directly reading correctly judge whether entire 4 performance of counter meets the requirements.

In addition, the communication component 2 includes circuit board 21, multipair infrared transmitting tube 22 and infrared receiving tube 23, it is multipair red Outer transmitting tube 22 and infrared receiving tube 23 are close to counter 4 by circuit board 21, as shown in Fig. 2, counter photo-electronic directly reading process In, infrared transmitting tube 22 emits infrared light, and infrared receiving tube 23 receives infrared light, as shown in figure 3, the word of the counter 4 of detection Wheel 41 is two/30 dental structures, therefore, each character wheel independently rotates in the present embodiment a °=360 °/30=12 °, photo-electronic directly reading Loophole 42 is opened by using in 4 character wheel suitable position of counter, when making infrared transmitting tube 22 all luminous, some infrared receiving tubes It can receive, some infrared receiving tubes do not receive, and by special 42 position of loophole and angle, can cause character wheel 41 Upper each digital corresponding position infrared receiving tube reception result combination is different, here, uses five pairs of 22 Hes of infrared transmitting tube Infrared receiving tube 23 can generate 32 encoding states, and two of which is not used, and remaining 30 states exactly correspond to 30 43 corresponding positions of tooth of 30 dental structures, in use, it is red to realize that the energization of infrared transmitting tube 22 is sent out by circuit board 21 Outer light beam, infrared beam are reacted to after passing through the loophole 42 on 4 character wheel 41 of counter on infrared receiving tube, ensure that counter The accuracy rate of 4 current location character wheel encoded radio acquisitions, improves the reliability that counter 4 can detect, and each character wheel 41 of counter Detect 30 positions are needed, whether the encoded radio read by 30 position photo-electronic directly readings correctly judges entire 4 performance of counter Whether meet the requirements.

The driving component 3 includes stepper motor 31 and transmission component 32, and the stepper motor 31 passes through transmission component 32 Character wheel 41 each with counter is sequentially connected, in use, the angular displacement of stepper motor 31 is controlled by controlling pulse number, It is achieved thereby that the accurate positionin of 4 each character wheel 41 of counter, can accurately detect character wheel loophole and character wheel installation site is No qualification can also control the speed and acceleration of the rotation of stepper motor 31, so as to fulfill speed governing by controlling pulse frequency Purpose, can realize different demands, transmission component can realize steady, the reliable rotation of character wheel of counter, improve detection Quality, the transmission component 32 include transmission shaft 33 and the transmission gear 34 that is arranged on transmission shaft 33, the transmission shaft 33 with The motor shaft of stepper motor 31 is connected, and passes through engaging come 4 turns of control counter for the character wheel 41 each with counter of transmission gear 34 Dynamic, stable transmission is reliable, and can set the gearratio of transmission gear 34 and each character wheel 41 of counter according to demand, comes further Improve detection efficiency.

Described device further includes pedestal 5, and the circuit board 21 is up and down to be connected on pedestal 5, can by whole device into Unified structure is set, and is convenient for carrying, and circuit board 21 is arranged to up and down connection on pedestal 5, can realize that counter 4 is fast Speed installation is fixed, and adapts to the installation detection of counter 4 of different model, and practicability is good, and the present embodiment can pass through telescopic rod Or push rod realizes the up and down of circuit board, can guarantee the up and down stationarity of circuit board 21, ensures the quality of detection, it is described Pedestal 5 is equipped with the enclosure space 51 of installation microcontroller 1, and microcontroller 1 can be enclosed on pedestal 5, avoid microcontroller 1 with it is outer The contact on boundary so as to reduce the damage of microcontroller 1, improves the service life of microcontroller 1, and in the present embodiment, for step Stepper motor 31 is not influenced by external force, improves the service life of stepper motor 31, and stepper motor 31 is also disposed in enclosure space 51, And be conducive to each character wheel of counter and driving cog with the through-hole that each transmission gear 34 leaks outside on pedestal 5 is made on pedestal 5 The Fast Installation dismounting of counter is realized in wheel connection.

In addition to above preferred embodiment, the utility model also has other embodiments, and those skilled in the art can root It is made various changes and modifications according to the utility model, without departing from the spirit of the utility model, the utility model should all be belonged to Range defined in appended claims.

Claims (7)

1. a kind of device for detecting photoelectric direct reading counter performance, it is characterised in that：Including microcontroller, communication component and driving group Part, the microcontroller are connected with communication component, and the microcontroller is connected with drive component for the angle that drive component is controlled to rotate Degree, the driving component is connected with counter independently rotates forward a ° for each character wheel of control counter, the communication component It is connected with counter for the photoelectricity of the character wheel encoded radio of acquisition counter device current location, character wheel encoded radio and current actual positions Encoded radio judges whether the encoded radio of the position photo-electronic directly reading is correct by microcontroller comparison.

2. a kind of device for detecting photoelectric direct reading counter performance according to claim 1, it is characterised in that：The communication Component includes circuit board, multipair infrared transmitting tube and infrared receiving tube, and multipair infrared transmitting tube and infrared receiving tube pass through circuit Plate is close to counter.

3. a kind of device for detecting photoelectric direct reading counter performance according to claim 1, it is characterised in that：The driving Component includes stepper motor and transmission component, and the stepper motor is sequentially connected by transmission component and each character wheel of counter.

4. a kind of device for detecting photoelectric direct reading counter performance according to claim 3, it is characterised in that：Described a °= The tooth number of 360 °/character wheel.

5. a kind of device for detecting photoelectric direct reading counter performance according to claim 3, it is characterised in that：The transmission Component includes transmission shaft and the transmission gear being arranged on transmission shaft, and the transmission shaft is connected with the motor shaft of stepper motor.

6. a kind of device for detecting photoelectric direct reading counter performance according to claim 2, it is characterised in that：Described device Pedestal is further included, the circuit board is up and down to be connected on pedestal.

7. a kind of device for detecting photoelectric direct reading counter performance according to claim 6, it is characterised in that：The pedestal It is equipped with the enclosure space of installation microcontroller.