CN204758024U - Dish dress rotational speed consumption tester based on singlechip - Google Patents
Dish dress rotational speed consumption tester based on singlechip Download PDFInfo
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- CN204758024U CN204758024U CN201520418874.9U CN201520418874U CN204758024U CN 204758024 U CN204758024 U CN 204758024U CN 201520418874 U CN201520418874 U CN 201520418874U CN 204758024 U CN204758024 U CN 204758024U
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Abstract
The utility model discloses a dish dress rotational speed consumption tester based on singlechip, including the casing, be provided with the rotational speed and show frame, consumption demonstration frame, reset key on the front panel of casing, be provided with power input terminal, preferences input terminal, signal input part behind on the board, at the inside circuit board components that sets up of casing. Circuit board components is including accuse signal acquisition circuit, display circuit, control and supply circuit, signal input part and signal acquisition circuit electricity signal connection, signal acquisition circuit and display circuit electricity signal connection, preferences terminal and power input terminal respectively with control and supply circuit electricity signal connection, control and supply circuit respectively with signal acquisition circuit and the electric signal connection of display circuit. The utility model discloses the interference killing feature is strong, can carry out the real -time measurement to all kinds of rotating machinery's rotational speed and consumption parameter, and the measuring result precision is high.
Description
Technical field
The utility model belongs to the pick-up unit of a kind of rotating machinery rotating speed and power consumption, is specifically related to a kind of SCM Based dish dress rotating speed power consumption tester.
Background technology
In engineering, usually need to detect in real time the rotating speed of rotating machinery and power consumption, because equipment surrounding environment is very poor, cause the antijamming capability of tester housing very low, when measuring machine, cause the measuring accuracy of test data also to decrease, and the correlation function of prior art checkout equipment is also perfect not, the measuring instrument performance used during detection is also poor, therefore can not meet the requirement of use.
Utility model content
The utility model proposes to overcome the shortcoming existed in prior art, its objective is and provides a kind of SCM Based dish dress rotating speed power consumption tester.
The technical solution of the utility model is: a kind of SCM Based dish dress rotating speed power consumption tester, comprise housing, the front panel of housing is provided with rotating speed display box, power consumption display frame and reset key, the rear panel of housing is provided with signal input terminal, Selecting parameter terminal and power input terminal, the inside of housing is provided with circuit board assemblies.Described circuit board assemblies comprises signal acquisition circuit, display circuit and control and feed circuit, described signal acquisition circuit is made up of one of signal acquisition circuit and two of signal acquisition circuit, corresponding terminal between one of signal acquisition circuit and two of signal acquisition circuit connects, display circuit is made up of one of display circuit and two of display circuit, and the corresponding terminal between one of display circuit and two of display circuit connects; Wherein, signal input terminal is connected with signal acquisition circuit electric signal, signal acquisition circuit is connected with display circuit electric signal, Selecting parameter terminal and power input terminal are connected with control and feed circuit electric signal respectively, and control and feed circuit are connected with signal acquisition circuit and display circuit electric signal respectively.
One of described signal acquisition circuit comprises two amplifier chips U1A, U1B and comparer chip U2, resistance R1 ~ R8, electric capacity C1 ~ C3, commutation diode D1, D2, reshaping signal terminal SIN, the annexation of circuit is that sensor signal is input to 5 pin of U1A through resistance R1, 5 pin of U1A are connected by C1 and GND, 5 pin of U1A are also by D1 negative terminal, be connected through R2 and GND again, 5 pin of U1A are connected with GND by D2 anode, 6 pin of U1A are connected with 7 pin, be connected through R3 and GND again, 4 pin of U1A are connected with GND, 8 pin of U1A are connected with 3.3V, 8 pin of U1A are connected by electric capacity C2 and GND, 7 pin of U1A are connected with 3 pin of U1B, 2 pin of U1B are connected by 1 pin of resistance R4 and U1B, 2 pin of U1B are connected with GND, 1 pin of U1B is connected by 3 pin of resistance R5 and U2, 2 pin of U2 are connected by resistance R6 and 3.3V, 2 pin of U2 are connected by resistance R7 and GND, 4 pin of U2 are connected with GND, 8 pin of U2 are connected with 3.3V, and be connected by electric capacity C3 and GND, 1 pin of U2 is connected by resistance R8 and 3.3V, 1 pin of U2 is connected with reshaping signal terminal SIN.
Two of described signal acquisition circuit comprises complex programmable logic chip U3, singlechip chip U4, resistance R9, electric capacity C4, reshaping signal terminal SIN, d type flip flop input terminal DIN, d type flip flop lead-out terminal DQ and ND; The annexation of circuit is that 8 pin of U3 are connected with reshaping signal terminal SIN, 10 pin of U3 are connected with d type flip flop input terminal DIN, 19 pin of U3 are connected with d type flip flop lead-out terminal ND, 20 pin of U3 are connected with d type flip flop lead-out terminal DQ, reshaping signal terminal SIN is connected by 59 pin of resistance R9 and U4, reshaping signal terminal SIN is connected with electric capacity C4 and GND by resistance R9, d type flip flop lead-out terminal DQ is connected with 57 pin of U4,58 pin respectively, 56 pin of d type flip flop lead-out terminal ND and U4 are connected, and 54 pin of d type flip flop input terminal DIN and U4 are connected.
One of described display circuit comprises singlechip chip U4, phase inverter chip U5, U6, LED digital-scroll technique tube module LED1, LED2, LED3, resistance R18 ~ R27, triode Q1 ~ Q9, the enable terminal A0 of register, register pulse terminal A1, numeral method terminal A, B, C, D, E, F, G, DF, the enable terminal BG1 ~ BG9 of charactron, the annexation of circuit is 98 pin of U4, 97 pin, 88 pin, 87 pin, 86 pin, 85 pin are connected with the 1A ~ 6A of U5 respectively, 84 pin of U4, 83 pin, 82 pin, 81 pin are connected with the 1A ~ 4A of U6 respectively, the 1Y of U5 is connected with terminal A0 by resistance R18, the 2Y of U5 is connected with terminal A1 by resistance R19, the 3Y of U5 is connected with terminal A by resistance R20, the 4Y of U5 is connected with terminal B by resistance R21, the 5Y of U5 is connected with terminal C by resistance R22, the 6Y of U5 is connected with terminal D by resistance R23, the 1Y of U6 is connected with terminal E by resistance R24, the 2Y of U6 is connected with terminal F by resistance R25, the 3Y of U6 is connected with terminal G by resistance R26, and the 4Y of U6 is connected with terminal DF by resistance R27,9 pin of terminal A and LED1, 11 pin of LED2, 11 pin of LED3 connect, 8 pin of terminal B and LED1, 7 pin of LED2, 7 pin of LED3 connect, 7 pin of terminal C and LED1, 4 pin of LED2, 4 pin of LED3 connect, 6 pin of terminal D and LED1, 2 pin of LED2, 2 pin of LED3 connect, 5 pin of terminal E and LED1, 1 pin of LED2, 1 pin of LED3 connects, 4 pin of terminal F and LED1, 10 pin of LED2, 10 pin of LED3 connect, 3 pin of terminal G and LED1, 5 pin of LED2, 5 pin of LED3 connect, 10 pin of terminal DF and LED1, 3 pin of LED2, 3 pin of LED3 connect, 1 pin of LED1 is connected with Q1 emitter, 2 pin of LED1 are connected with Q2 emitter, 12 pin of LED2 are connected with Q3 emitter, 9 pin of LED2 are connected with Q4 emitter, 8 pin of LED2 are connected with Q5 emitter, and 12 pin of LED3 are connected with Q6 emitter, and 9 pin of LED3 are connected with Q7 emitter, 8 pin of LED3 are connected with Q8 emitter, 6 pin of LED3 are connected with Q9 emitter, and the collector of Q1 ~ Q9 is all connected with power supply 5V, and the base stage of Q1 is connected with terminal BG1, the base stage of Q2 is connected with terminal BG2, the base stage of Q3 is connected with terminal BG3, and the base stage of Q4 is connected with terminal BG4, and the base stage of Q5 is connected with terminal BG5, the base stage of Q6 is connected with terminal BG6, the base stage of Q7 is connected with terminal BG7, and the base stage of Q8 is connected with terminal BG8, and the base stage of Q9 is connected with terminal BG9.
Two of described display circuit comprises shift register chip U7, U8, resistance R28 ~ R31, electric capacity C9, C10, the annexation of circuit is that 1 pin of U7 is connected with 2 pin of U7, and then be connected with 5V power supply by resistance R28, 2 pin of U7 are connected with A0 terminal, 3 pin of U7, 4 pin, 5 pin, 6 pin, 10 pin, 11 pin, 12 pin, 13 pin are connected with BG1 ~ BG8 terminal successively, 7 pin of U7 are connected with GND, 8 pin of U7, 8 pin of U8 are connected with terminal A1 respectively, 8 pin of U7 are connected with power supply 5V by resistance R29, 9 pin of U7 are connected with power supply 5V, 13 pin of U7 are connected with 2 pin of U8, 14 pin of U7 are connected with power supply 5V, and be connected by electric capacity C9 and GND, 1 pin of U8 is connected with 2 pin of U8, 1 pin of U8 is connected with power supply 5V by resistance R30, 3 pin of U8 are connected with terminal BG9, 7 pin of U8 are connected with GND, 8 pin of U8 are connected with power supply 5V by resistance R31, 9 pin of U8 are connected with power supply 5V, 14 pin of U8 are connected with power supply 5V, and be connected by electric capacity C10 and GND.
Described control and feed circuit comprise singlechip chip U4, power module U9, power supply chip U10, resistance R10 ~ R17, electric capacity C5 ~ C8, C11 ~ C15, Selecting parameter input terminal S00, S01, S10, S11, S20, S21, S30, S31, the annexation of circuit is that 47 pin of U4 are connected with terminal S00 by resistance R11, be connected with power supply 3.3V by resistance R10 again, be connected with terminal S01 with GND by electric capacity C5, 48 pin of U4 are connected with terminal S10 by resistance R13, be connected with power supply 3.3V by resistance R12 again, be connected with terminal S11 with GND by electric capacity C6, 49 pin of U4 are connected with terminal S20 by resistance R15, be connected with power supply 3.3V by resistance R14 again, be connected with terminal S21 with GND by electric capacity C7, 50 pin of U4 are connected with terminal S30 by resistance R17, be connected with power supply 3.3V by resistance R16 again, be connected with terminal S31 with GND by electric capacity C8, 1 pin of U9 is connected with GND respectively with 7 pin, 2 pin of U9 are connected with power supply 24V, 6 pin of U9 are connected with power supply 5V, 1 pin of U9 is connected by electric capacity C11 with 2 pin, 6 pin of U9 are connected by electric capacity C12 with 7 pin, 3 pin of U10 are connected with power supply 5V, 2 pin of U10 are connected with 3.3V, 3 pin of U10 are connected by electric capacity C13 and GND, 2 pin of U10 are by electric capacity C14, C15 and GND connects, 1 pin of U10 is connected with GND.
The utility model antijamming capability is strong, and measurement response is fast, real-time is good, and measuring accuracy is high, and tachometric survey precision reaches ± 0.1Hz, and power consumption parameter measuring accuracy reaches ± 0.5W.And extended capability of the present utility model is strong, is applicable to rotating speed and the measurement of power loss requirement of all kinds of rotating machinery.
Accompanying drawing explanation
Fig. 1 is overall appearance schematic diagram of the present utility model;
Fig. 2 is front panel schematic diagram of the present utility model;
Fig. 3 is rear panel schematic diagram of the present utility model;
Fig. 4 is the theory diagram of circuit board assemblies in the utility model;
Fig. 5 is one of signal acquisition circuit in circuit board assemblies of the present utility model;
Fig. 6 is signal acquisition circuit two in circuit board assemblies of the present utility model;
Fig. 7 is one of display circuit in circuit board assemblies of the present utility model;
Fig. 8 is display circuit two in circuit board assemblies of the present utility model;
Fig. 9 controls and power supply circuit in circuit board assemblies of the present utility model.
In figure:
1 housing 1a mounting hole
2 front panel 3 rear panels
4 circuit board assemblies 5 rotating speed display boxes
6 power consumption display frame 7 reset keys
8 power input terminal 9 Selecting parameter input terminals
10 signal input terminal 11 signal acquisition circuits
12 display circuits 13 control and feed circuit
One of 14 signal acquisition circuits 15 signal acquisition circuit two
One of 16 display circuits 17 display circuit two.
Embodiment
Below, with reference to drawings and Examples, SCM Based dish dress rotating speed power consumption tester of the present utility model is described in detail:
As shown in Figures 1 to 3, a kind of SCM Based dish dress rotating speed power consumption tester, comprise housing 1, the both sides panel of housing 1 is formed the mounting hole 1a of multiple symmetry, the front panel 2 of housing 1 is provided with rotating speed display box 5, power consumption display frame 6 and reset key 7, the rear panel 3 of housing 1 is provided with signal input terminal 8, Selecting parameter terminal 9 and power input terminal 10, the inside of housing 1 is provided with circuit board assemblies 4.
As shown in Figure 4, described circuit board assemblies 4 comprises signal acquisition circuit 11, display circuit 12 and controls and feed circuit 13, described signal acquisition circuit 11 is made up of 2 15 of one of signal acquisition circuit 14 and signal acquisition circuit, corresponding terminal between one of signal acquisition circuit 14 and 2 15 of signal acquisition circuit connects, display circuit 12 is made up of 2 17 of one of display circuit 16 and display circuit, and the corresponding terminal between one of display circuit 16 and 2 17 of display circuit connects; Wherein, signal input terminal 8 is connected with signal acquisition circuit 11 electric signal, signal acquisition circuit 11 is connected with display circuit 12 electric signal, Selecting parameter terminal 9 and power input terminal 10 are connected with control and feed circuit 13 electric signal respectively, and control and feed circuit 13 are connected with signal acquisition circuit 11 and display circuit 12 electric signal respectively.
As shown in Figure 5, one of described signal acquisition circuit 14 comprises amplifier chip U1A, U1B, comparer chip U2, resistance R1 ~ R8, electric capacity C1 ~ C3, commutation diode D1, D2, reshaping signal terminal SIN, the annexation of circuit is that sensor signal is input to 5 pin of U1A through resistance R1, 5 pin of U1A are connected by C1 and GND, 5 pin of U1A are also by D1 negative terminal, be connected through R2 and GND again, 5 pin of U1A are connected with GND by D2 anode, 6 pin of U1A are connected with 7 pin, be connected through R3 and GND again, 4 pin of U1A are connected with GND, 8 pin of U1A are connected with 3.3V, 8 pin of U1A are connected by electric capacity C2 and GND, 7 pin of U1A are connected with 3 pin of U1B, 2 pin of U1B are connected by 1 pin of resistance R4 and U1B, 2 pin of U1B are connected with GND, 1 pin of U1B is connected by 3 pin of resistance R5 and U2, 2 pin of U2 are connected by resistance R6 and 3.3V, 2 pin of U2 are connected by resistance R7 and GND, 4 pin of U2 are connected with GND, 8 pin of U2 are connected with 3.3V, and be connected by electric capacity C3 and GND, 1 pin of U2 is connected by resistance R8 and 3.3V, 1 pin of U2 is connected with reshaping signal terminal SIN.
Wherein, the model of amplifier chip U1A, U1B is AD822, and the model of comparer chip U2 is LM393.
The course of work of this circuit is:
Sensor signal after filtering after, amplified by two-stage amplifier, then be shaped to the square-wave signal corresponding with sensor signal by comparer.
As shown in Figure 6,2 15 of described signal acquisition circuit comprises complex programmable logic chip U3, singlechip chip U4, resistance R9, electric capacity C4, reshaping signal terminal SIN, d type flip flop input terminal DIN, d type flip flop lead-out terminal DQ and ND; The annexation of circuit is that 8 pin of U3 are connected with reshaping signal terminal SIN, 10 pin of U3 are connected with d type flip flop input terminal DIN, 19 pin of U3 are connected with d type flip flop lead-out terminal ND, 20 pin of U3 are connected with d type flip flop lead-out terminal DQ, reshaping signal terminal SIN is connected by 59 pin of resistance R9 and U4, reshaping signal terminal SIN is connected with electric capacity C4 and GND by resistance R9, d type flip flop lead-out terminal DQ is connected with 57 pin of U4,58 pin respectively, 56 pin of d type flip flop lead-out terminal ND and U4 are connected, and 54 pin of d type flip flop input terminal DIN and U4 are connected; Above-mentioned complex programmable logic chip U3 and the corresponding signal terminal of singlechip chip U4 are connected to each other.
Wherein, the model of complex programmable logic chip U3 is CPLDEPM3064TAC, and the model of singlechip chip U4 is C8051F040.
The course of work of this circuit is:
Square-wave signal after shaping is amplified enters single-chip microcomputer, the collection of rotary speed data is completed by software programming, square-wave signal after process also inputs in the d type flip flop utilizing CPLD chip to realize by single-chip microcomputer more simultaneously, the signal that d type flip flop exports turns back in single-chip microcomputer again, is completed the collection of power consumption data by software programming.
As shown in Figure 7, one of described display circuit 16 comprises singlechip chip U4, phase inverter chip U5, U6, LED digital-scroll technique tube module LED1, LED2, LED3, resistance R18 ~ R27, triode Q1 ~ Q9, the enable terminal A0 of register, register pulse terminal A1, numeral method terminal A, B, C, D, E, F, G, DF, the enable terminal BG1 ~ BG9 of charactron, the annexation of circuit is 98 pin of U4, 97 pin, 88 pin, 87 pin, 86 pin, 85 pin are connected with the 1A ~ 6A of U5 respectively, 84 pin of U4, 83 pin, 82 pin, 81 pin are connected with the 1A ~ 4A of U6 respectively, the 1Y of U5 is connected with terminal A0 by resistance R18, the 2Y of U5 is connected with terminal A1 by resistance R19, the 3Y of U5 is connected with terminal A by resistance R20, the 4Y of U5 is connected with terminal B by resistance R21, the 5Y of U5 is connected with terminal C by resistance R22, the 6Y of U5 is connected with terminal D by resistance R23, the 1Y of U6 is connected with terminal E by resistance R24, the 2Y of U6 is connected with terminal F by resistance R25, the 3Y of U6 is connected with terminal G by resistance R26, and the 4Y of U6 is connected with terminal DF by resistance R27,9 pin of terminal A and LED1, 11 pin of LED2, 11 pin of LED3 connect, 8 pin of terminal B and LED1, 7 pin of LED2, 7 pin of LED3 connect, 7 pin of terminal C and LED1, 4 pin of LED2, 4 pin of LED3 connect, 6 pin of terminal D and LED1, 2 pin of LED2, 2 pin of LED3 connect, 5 pin of terminal E and LED1, 1 pin of LED2, 1 pin of LED3 connects, 4 pin of terminal F and LED1, 10 pin of LED2, 10 pin of LED3 connect, 3 pin of terminal G and LED1, 5 pin of LED2, 5 pin of LED3 connect, 10 pin of terminal DF and LED1, 3 pin of LED2, 3 pin of LED3 connect, 1 pin of LED1 is connected with Q1 emitter, 2 pin of LED1 are connected with Q2 emitter, 12 pin of LED2 are connected with Q3 emitter, 9 pin of LED2 are connected with Q4 emitter, 8 pin of LED2 are connected with Q5 emitter, and 12 pin of LED3 are connected with Q6 emitter, and 9 pin of LED3 are connected with Q7 emitter, 8 pin of LED3 are connected with Q8 emitter, 6 pin of LED3 are connected with Q9 emitter, and the collector of Q1 ~ Q9 is all connected with power supply 5V, and the base stage of Q1 is connected with terminal BG1, the base stage of Q2 is connected with terminal BG2, the base stage of Q3 is connected with terminal BG3, and the base stage of Q4 is connected with terminal BG4, and the base stage of Q5 is connected with terminal BG5, the base stage of Q6 is connected with terminal BG6, the base stage of Q7 is connected with terminal BG7, and the base stage of Q8 is connected with terminal BG8, and the base stage of Q9 is connected with terminal BG9, above-mentioned singlechip chip U4, phase inverter chip U5, U6, the corresponding signal terminal of LED digital-scroll technique tube module LED1, LED2, LED3 is connected to each other.
Wherein, the model of singlechip chip U4 is C8051F040, and the model of phase inverter chip U5, U6 is 74HC14, and the model of triode Q1 ~ Q9 is S9013.
The course of work of this circuit is:
Utilize single-chip microcomputer to be connected with charactron, export the content wanting to show, and the opening and closing of each charactron is controlled by corresponding triode.
As shown in Figure 8,2 17 of described display circuit comprises shift register chip U7, U8, resistance R28 ~ R31, electric capacity C9, C10, the annexation of circuit is that 1 pin of U7 is connected with 2 pin of U7, and then be connected with 5V power supply by resistance R28, 2 pin of U7 are connected with A0 terminal, 3 pin of U7, 4 pin, 5 pin, 6 pin, 10 pin, 11 pin, 12 pin, 13 pin are connected with BG1 ~ BG8 terminal successively, 7 pin of U7 are connected with GND, 8 pin of U7, 8 pin of U8 are connected with terminal A1 respectively, 8 pin of U7 are connected with power supply 5V by resistance R29, 9 pin of U7 are connected with power supply 5V, 13 pin of U7 are connected with 2 pin of U8, 14 pin of U7 are connected with power supply 5V, and be connected by electric capacity C9 and GND, 1 pin of U8 is connected with 2 pin of U8, 1 pin of U8 is connected with power supply 5V by resistance R30, 3 pin of U8 are connected with terminal BG9, 7 pin of U8 are connected with GND, 8 pin of U8 are connected with power supply 5V by resistance R31, 9 pin of U8 are connected with power supply 5V, 14 pin of U8 are connected with power supply 5V, and be connected by electric capacity C10 and GND.
Wherein, the model of shift register chip U7, U8 is 74HC164.
The course of work of this circuit is:
Utilize two shift registers to control the break-make of triode, thus the circulation controlling charactron is lighted, and completes Presentation Function.
As shown in Figure 9, described control and feed circuit 13 comprise singlechip chip U4, power module U9, power supply chip U10, resistance R10 ~ R17, electric capacity C5 ~ C8, C11 ~ C15, Selecting parameter input terminal S00, S01, S10, S11, S20, S21, S30, S31, the annexation of circuit is that 47 pin of U4 are connected with terminal S00 by resistance R11, be connected with power supply 3.3V by resistance R10 again, be connected with terminal S01 with GND by electric capacity C5, 48 pin of U4 are connected with terminal S10 by resistance R13, be connected with power supply 3.3V by resistance R12 again, be connected with terminal S11 with GND by electric capacity C6, 49 pin of U4 are connected with terminal S20 by resistance R15, be connected with power supply 3.3V by resistance R14 again, be connected with terminal S21 with GND by electric capacity C7, 50 pin of U4 are connected with terminal S30 by resistance R17, be connected with power supply 3.3V by resistance R16 again, be connected with terminal S31 with GND by electric capacity C8, 1 pin of U9 is connected with GND respectively with 7 pin, 2 pin of U9 are connected with power supply 24V, 6 pin of U9 are connected with power supply 5V, 1 pin of U9 is connected by electric capacity C11 with 2 pin, 6 pin of U9 are connected by electric capacity C12 with 7 pin, 3 pin of U10 are connected with power supply 5V, 2 pin of U10 are connected with 3.3V, 3 pin of U10 are connected by electric capacity C13 and GND, 2 pin of U10 are by electric capacity C14, C15 and GND connects, 1 pin of U10 is connected with GND, the corresponding signal terminal of above-mentioned singlechip chip U4, power module U9, power supply chip U10 is connected to each other.
Wherein, the model of singlechip chip U4 is C8051F040, and the model of power module U9 is the golden model rising positive WRB2405S-3WR2, power supply chip U10 is AS1117.
The course of work of this circuit is:
Control circuit reads the configuration that external parameter selects terminal, and be input in single-chip microcomputer, complete power consumption calculation, namely outside is inputted 24V and changes into 5V by feed circuit, then changes into 3.3V voltage, uses for various piece circuit.
The course of work of the present utility model is as follows: after tester normal power-up, power input terminal 8 is by controlling and feed circuit 13, 5V and 3.3V is become by the 24V power conversion be input in circuit to be supplied in signal acquisition circuit 11 and display circuit 12 respectively, now sensor signal is input in signal acquisition circuit 11 by signal input terminal 10, single-chip microcomputer utilizes counter and timer to carry out acquisition process to the signal of shaping, calculate rotary speed data, single-chip microcomputer is by catching the mistiming between timer collection rotating speed difference simultaneously, according to the configuration in Selecting parameter input terminal 9 input control and feed circuit 13, calculate power consumption data, lighting of single-chip microcomputer cycle control charactron, rotating speed and power consumption data are outputted to rotating speed display box 5 and power consumption display frame 6 by display circuit 12.
In addition, this tester also possesses self-inspection and the function that reports an error, when signal input terminal 10 or Selecting parameter input terminal 9 are not configured, tester will point out error message at rotating speed display box 5 and power consumption display frame 6, tester also possesses reset function simultaneously, after pressing reset key 7, rotating speed and power consumption start to carry out next round measurement.
The utility model is by being configured Selecting parameter input terminal, be applicable to rotating speed and the measurement of power loss requirement of all kinds of rotating machinery, and there is self-inspection and the function that reports an error, when the signal input terminal inputted or Selecting parameter input terminal are not configured, in rotating speed display box and power consumption display frame display miscue, good information prompting function will be had.
Claims (6)
1. a SCM Based dish dress rotating speed power consumption tester, comprise housing (1), the front panel (2) of housing (1) is provided with rotating speed display box (5), power consumption display frame (6) and reset key (7), the rear panel (3) of housing (1) is provided with signal input terminal (8), Selecting parameter terminal (9) and power input terminal (10), the inside of housing (1) is provided with circuit board assemblies (4), it is characterized in that: described circuit board assemblies (4) comprises signal acquisition circuit (11), display circuit (12) and control and feed circuit (13), described signal acquisition circuit (11) is made up of one of signal acquisition circuit (14) and signal acquisition circuit two (15), corresponding terminal between one of signal acquisition circuit (14) and signal acquisition circuit two (15) connects, display circuit (12) is made up of one of display circuit (16) and display circuit two (17), corresponding terminal between one of display circuit (16) and display circuit two (17) connects, wherein, signal input terminal (8) is connected with signal acquisition circuit (11) electric signal, signal acquisition circuit (11) is connected with display circuit (12) electric signal, Selecting parameter terminal (9) and power input terminal (10) are connected with control and feed circuit (13) electric signal respectively, and control and feed circuit (13) are connected with signal acquisition circuit (11) and display circuit (12) electric signal respectively.
2. SCM Based dish dress rotating speed power consumption tester according to claim 1, it is characterized in that: one of described signal acquisition circuit (14) comprises two amplifier chips U1A, U1B and comparer chip U2, resistance R1 ~ R8, electric capacity C1 ~ C3, commutation diode D1, D2, reshaping signal terminal SIN, the annexation of circuit is that sensor signal is input to 5 pin of U1A through resistance R1, 5 pin of U1A are connected by C1 and GND, 5 pin of U1A are also by D1 negative terminal, be connected through R2 and GND again, 5 pin of U1A are connected with GND by D2 anode, 6 pin of U1A are connected with 7 pin, be connected through R3 and GND again, 4 pin of U1A are connected with GND, 8 pin of U1A are connected with 3.3V, 8 pin of U1A are connected by electric capacity C2 and GND, 7 pin of U1A are connected with 3 pin of U1B, 2 pin of U1B are connected by 1 pin of resistance R4 and U1B, 2 pin of U1B are connected with GND, 1 pin of U1B is connected by 3 pin of resistance R5 and U2, 2 pin of U2 are connected by resistance R6 and 3.3V, 2 pin of U2 are connected by resistance R7 and GND, 4 pin of U2 are connected with GND, 8 pin of U2 are connected with 3.3V, and be connected by electric capacity C3 and GND, 1 pin of U2 is connected by resistance R8 and 3.3V, 1 pin of U2 is connected with reshaping signal terminal SIN.
3. SCM Based dish dress rotating speed power consumption tester according to claim 1, it is characterized in that: described signal acquisition circuit two (15) comprises complex programmable logic chip U3, singlechip chip U4, resistance R9, electric capacity C4, reshaping signal terminal SIN, d type flip flop input terminal DIN, d type flip flop lead-out terminal DQ and ND; The annexation of circuit is that 8 pin of U3 are connected with reshaping signal terminal SIN, 10 pin of U3 are connected with d type flip flop input terminal DIN, 19 pin of U3 are connected with d type flip flop lead-out terminal ND, 20 pin of U3 are connected with d type flip flop lead-out terminal DQ, reshaping signal terminal SIN is connected by 59 pin of resistance R9 and U4, reshaping signal terminal SIN is connected with electric capacity C4 and GND by resistance R9, d type flip flop lead-out terminal DQ is connected with 57 pin of U4,58 pin respectively, 56 pin of d type flip flop lead-out terminal ND and U4 are connected, and 54 pin of d type flip flop input terminal DIN and U4 are connected.
4. SCM Based dish dress rotating speed power consumption tester according to claim 1, it is characterized in that: one of described display circuit (16) comprises singlechip chip U4, phase inverter chip U5, U6, LED digital-scroll technique tube module LED1, LED2, LED3, resistance R18 ~ R27, triode Q1 ~ Q9, the enable terminal A0 of register, register pulse terminal A1, numeral method terminal A, B, C, D, E, F, G, DF, the enable terminal BG1 ~ BG9 of charactron, the annexation of circuit is 98 pin of U4, 97 pin, 88 pin, 87 pin, 86 pin, 85 pin are connected with the 1A ~ 6A of U5 respectively, 84 pin of U4, 83 pin, 82 pin, 81 pin are connected with the 1A ~ 4A of U6 respectively, the 1Y of U5 is connected with terminal A0 by resistance R18, the 2Y of U5 is connected with terminal A1 by resistance R19, the 3Y of U5 is connected with terminal A by resistance R20, the 4Y of U5 is connected with terminal B by resistance R21, the 5Y of U5 is connected with terminal C by resistance R22, the 6Y of U5 is connected with terminal D by resistance R23, the 1Y of U6 is connected with terminal E by resistance R24, the 2Y of U6 is connected with terminal F by resistance R25, the 3Y of U6 is connected with terminal G by resistance R26, and the 4Y of U6 is connected with terminal DF by resistance R27,9 pin of terminal A and LED1, 11 pin of LED2, 11 pin of LED3 connect, 8 pin of terminal B and LED1, 7 pin of LED2, 7 pin of LED3 connect, 7 pin of terminal C and LED1, 4 pin of LED2, 4 pin of LED3 connect, 6 pin of terminal D and LED1, 2 pin of LED2, 2 pin of LED3 connect, 5 pin of terminal E and LED1, 1 pin of LED2, 1 pin of LED3 connects, 4 pin of terminal F and LED1, 10 pin of LED2, 10 pin of LED3 connect, 3 pin of terminal G and LED1, 5 pin of LED2, 5 pin of LED3 connect, 10 pin of terminal DF and LED1, 3 pin of LED2, 3 pin of LED3 connect, 1 pin of LED1 is connected with Q1 emitter, 2 pin of LED1 are connected with Q2 emitter, 12 pin of LED2 are connected with Q3 emitter, 9 pin of LED2 are connected with Q4 emitter, 8 pin of LED2 are connected with Q5 emitter, and 12 pin of LED3 are connected with Q6 emitter, and 9 pin of LED3 are connected with Q7 emitter, 8 pin of LED3 are connected with Q8 emitter, 6 pin of LED3 are connected with Q9 emitter, and the collector of Q1 ~ Q9 is all connected with power supply 5V, and the base stage of Q1 is connected with terminal BG1, the base stage of Q2 is connected with terminal BG2, the base stage of Q3 is connected with terminal BG3, and the base stage of Q4 is connected with terminal BG4, and the base stage of Q5 is connected with terminal BG5, the base stage of Q6 is connected with terminal BG6, the base stage of Q7 is connected with terminal BG7, and the base stage of Q8 is connected with terminal BG8, and the base stage of Q9 is connected with terminal BG9.
5. SCM Based dish dress rotating speed power consumption tester according to claim 1, is characterized in that: described display circuit two (17) comprises shift register chip U7, U8, resistance R28 ~ R31, electric capacity C9, C10, the annexation of circuit is that 1 pin of U7 is connected with 2 pin of U7, and then be connected with 5V power supply by resistance R28, 2 pin of U7 are connected with A0 terminal, 3 pin of U7, 4 pin, 5 pin, 6 pin, 10 pin, 11 pin, 12 pin, 13 pin are connected with BG1 ~ BG8 terminal successively, 7 pin of U7 are connected with GND, 8 pin of U7, 8 pin of U8 are connected with terminal A1 respectively, 8 pin of U7 are connected with power supply 5V by resistance R29, 9 pin of U7 are connected with power supply 5V, 13 pin of U7 are connected with 2 pin of U8, 14 pin of U7 are connected with power supply 5V, and be connected by electric capacity C9 and GND, 1 pin of U8 is connected with 2 pin of U8, 1 pin of U8 is connected with power supply 5V by resistance R30, 3 pin of U8 are connected with terminal BG9, 7 pin of U8 are connected with GND, 8 pin of U8 are connected with power supply 5V by resistance R31, 9 pin of U8 are connected with power supply 5V, 14 pin of U8 are connected with power supply 5V, and be connected by electric capacity C10 and GND.
6. SCM Based dish dress rotating speed power consumption tester according to claim 1, it is characterized in that: described control and feed circuit (13) comprise singlechip chip U4, power module U9, power supply chip U10, resistance R10 ~ R17, electric capacity C5 ~ C8, C11 ~ C15, Selecting parameter input terminal S00, S01, S10, S11, S20, S21, S30, S31, the annexation of circuit is that 47 pin of U4 are connected with terminal S00 by resistance R11, be connected with power supply 3.3V by resistance R10 again, be connected with terminal S01 with GND by electric capacity C5, 48 pin of U4 are connected with terminal S10 by resistance R13, be connected with power supply 3.3V by resistance R12 again, be connected with terminal S11 with GND by electric capacity C6, 49 pin of U4 are connected with terminal S20 by resistance R15, be connected with power supply 3.3V by resistance R14 again, be connected with terminal S21 with GND by electric capacity C7, 50 pin of U4 are connected with terminal S30 by resistance R17, be connected with power supply 3.3V by resistance R16 again, be connected with terminal S31 with GND by electric capacity C8, 1 pin of U9 is connected with GND respectively with 7 pin, 2 pin of U9 are connected with power supply 24V, 6 pin of U9 are connected with power supply 5V, 1 pin of U9 is connected by electric capacity C11 with 2 pin, 6 pin of U9 are connected by electric capacity C12 with 7 pin, 3 pin of U10 are connected with power supply 5V, 2 pin of U10 are connected with 3.3V, 3 pin of U10 are connected by electric capacity C13 and GND, 2 pin of U10 are by electric capacity C14, C15 and GND connects, 1 pin of U10 is connected with GND.
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| CN201520418874.9U CN204758024U (en) | 2015-06-17 | 2015-06-17 | Dish dress rotational speed consumption tester based on singlechip |
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| CN201520418874.9U CN204758024U (en) | 2015-06-17 | 2015-06-17 | Dish dress rotational speed consumption tester based on singlechip |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931100A (en) * | 2015-06-17 | 2015-09-23 | 核工业理化工程研究院 | Microcontroller-based disk loading rotation speed power consumption tester |
| CN105974150A (en) * | 2016-06-21 | 2016-09-28 | 核工业理化工程研究院 | Portable multipath synchronous rotating speed tester |
-
2015
- 2015-06-17 CN CN201520418874.9U patent/CN204758024U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931100A (en) * | 2015-06-17 | 2015-09-23 | 核工业理化工程研究院 | Microcontroller-based disk loading rotation speed power consumption tester |
| CN105974150A (en) * | 2016-06-21 | 2016-09-28 | 核工业理化工程研究院 | Portable multipath synchronous rotating speed tester |
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