Encoder detection device

Abstract

The utility model belongs to the technical field of encoder detection, and particularly provides an encoder detection device, which comprises a power supply module, a terminal strip, a processing module and an indication module, the power supply module is connected with the processing module; the power supply module is connected with the terminal strip and supplies power to the encoder to be detected through the terminal strip; the terminal strip is connected with the processing module, and the encoder to be detected inputs the output pulse voltage into the processing module through the terminal strip; the indicating module is connected with the terminal strip, and the processing module outputs high-level electric quantity to the indicating module through the terminal strip. According to the invention, preliminary detection when the quality of the encoder cannot be judged due to faults can be realized, idle and waste of the encoder are avoided, secondary utilization is realized, and the maintenance cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of encoder detection, in particular to an encoder detection device. Background Art

[0002] Encoders play a vital role in various mechanisms of field bridges and quay cranes. They compile and convert signals or data for communication, transmission and storage, and their calculations are precise. Each reference angle sends a unique binary value corresponding to the angle, and is recorded and measured through an external circle recording device. It is used to timely feedback the speed of each mechanism and collect position signals, and ensure the safe operation of the equipment's rotating mechanism. The abnormality and damage of the encoder directly lead to the failure of the equipment to operate normally, and it is difficult to determine whether it is caused by the encoder. The steps for replacing the encoder are complicated, ranging from 1 hour to several hours. At the same time, the frequency of encoder replacement is high, and imported encoders are expensive. Sometimes new parts have to be replaced due to operating efficiency, resulting in unnecessary waste. And after replacing the new encoder, no matter whether the old encoder is normal or not, it dare not be used normally. Summary of the invention

[0003] Aiming at the problem that the encoder cannot be detected in place when replacing the encoder, the utility model provides an encoder detection device.

[0004] The technical solution of the utility model provides an encoder detection device, including a power module, a terminal block, a processing module and an indication module;

[0005] The power modules are connected to the processing modules respectively; the power modules are connected to the terminal blocks, and the encoder to be detected is powered by the terminal blocks;

[0006] The terminal block is connected to the processing module, and the encoder to be detected inputs the output pulse voltage into the processing module through the terminal block;

[0007] The indicating module is connected to the terminal block, and the processing module outputs a high-level power indicating module through the terminal block.

[0008] As a preferred embodiment of the technical solution of the utility model, the power module includes a battery unit, and the battery unit is connected to the terminal block through the first voltage conversion unit, the second voltage conversion unit and the third voltage conversion unit respectively.

[0009] As a preferred embodiment of the technical solution of the utility model, the power module includes a power supply interface for connecting to external alternating current, and the power supply interface is connected to the terminal block through the first voltage conversion unit, the second voltage conversion unit and the third voltage conversion unit respectively.

[0010] As an optimization of the technical solution of the present utility model, the power supply interface is connected with a main circuit breaker, and the first voltage conversion unit, the second voltage conversion unit and the third voltage conversion unit are respectively connected through the main circuit breaker.

[0011] As an optimization of the technical solution of the present utility model, the terminal block includes a first power supply terminal pair, a second power supply terminal pair and a third power supply terminal pair; each terminal pair includes a first terminal and a second terminal;

[0012] The device further includes a first selector switch, a second selector switch and a third selector switch;

[0013] The first voltage conversion unit is connected to the first terminal of the first power supply terminal pair of the terminal block through the first selector switch; the second terminal of the first power supply terminal pair is used for connecting the power supply terminal of the encoder to be detected;

[0014] The second voltage conversion unit is connected to the first terminal of the second power supply terminal pair of the terminal block through the second selector switch; the second terminal of the second power supply terminal pair is used for connecting the power supply terminal of the encoder to be detected;

[0015] The third voltage conversion unit is connected to the first terminal of the third power supply terminal pair of the terminal block through the third selector switch; the second terminal of the third power supply terminal pair is used for connecting the power supply terminal of the encoder to be detected.

[0016] As an optimization of the technical solution of the present utility model, the terminal block further includes a first pulse terminal pair, a second pulse terminal pair and a third pulse terminal pair; the processing module includes a first pulse counting terminal, a second pulse counting terminal and a third pulse counting terminal;

[0017] The first terminal of the first pulse terminal pair is connected to the first pulse counting terminal, and the second terminal of the first pulse terminal pair is used for connecting the pulse output terminal of the encoder to be detected;

[0018] The first terminal of the second pulse terminal pair is connected to the second pulse counting terminal, and the second terminal of the second pulse terminal pair is used for connecting the pulse output terminal of the encoder to be detected;

[0019] The first terminal of the third pulse terminal pair is connected to the third pulse counting terminal, and the second terminal of the third pulse terminal pair is used for connecting the pulse output terminal of the encoder to be detected.

[0020] As an optimization of the technical solution of the present utility model, the processing module further includes an indication voltage output terminal, and the indication voltage output terminal is connected to the indication module.

[0021] As an optimization of the technical solution of the present utility model, the processing module further includes a power supply terminal and a reset terminal;

[0022] The power supply terminal is connected to the first voltage conversion unit;

[0023] The first voltage conversion unit is also connected to the reset terminal through a reset button.

[0024] As an optimization of the technical solution of the present utility model, the first terminal of the second pulse terminal pair is connected to the second pulse counting terminal through a first DCDC boost module;

[0025] The first terminal of the third pulse terminal pair is connected to the third pulse counting terminal through a second DCDC boost module.

[0026] As an optimization of the technical solution of the present utility model, the power supply terminal of the processing module is connected to the indicating voltage output terminal through a control switch; the processing module further includes a counter, and the first pulse counting terminal, the second pulse counting terminal, and the third pulse counting terminal are all connected to the input terminal of the counter; the output terminal of the counter is connected to the control switch to control the opening and closing of the control switch.

[0027] From the above technical solutions, it can be seen that the present utility model has the following advantages: By using a conversion encoder to detect the encoder output pulse coefficient and using an indicating module to indicate the detection result, a preliminary detection can be realized when it is impossible to determine the quality of the encoder due to a fault, avoiding the idleness and waste of the encoder, realizing secondary utilization, and saving maintenance costs; at the same time, when the equipment fails, it can be preliminarily determined whether the encoder is damaged, reducing the maintenance time, improving the maintenance efficiency and the ship loading operation efficiency, and realizing the high-efficiency operation of the equipment.

[0028] In addition, the design principle of the present utility model is reliable, the structure is simple, and it has a very wide application prospect.

[0029] It can be seen that compared with the prior art, the present utility model has prominent substantive features and significant progress, and the beneficial effects of its implementation are also obvious. Description of the Drawings

[0030] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

[0031] Figure 1 It is a schematic block diagram of the device according to an embodiment of the present utility model. Detailed Embodiments

[0032] To enable those skilled in the art to better understand the technical solutions in this utility model, the following will clearly and completely describe the technical solutions in the embodiments of this utility model in conjunction with the accompanying drawings in the embodiments of this utility model. Obviously, the described embodiments are only a part of the embodiments of this utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in this utility model without creative efforts shall fall within the protection scope of this utility model.

[0033] As Figure 1 shown, the embodiment of this utility model provides an encoder detection device, including a power supply module, a terminal block J, a processing module U1, and an indication module;

[0034] The power supply module is respectively connected to the processing module; the power supply module is connected to the terminal block J and supplies power to the encoder U2 to be detected through the terminal block.

[0035] The terminal block J is connected to the processing module U1, and the encoder to be detected inputs the output pulse voltage into the processing module through the terminal block.

[0036] The indication module is connected to the terminal block J, and the processing module outputs a high-level power through the terminal block to indicate the module.

[0037] In some embodiments, the power supply module includes a battery unit, and the battery unit is respectively connected to the terminal block through a first voltage conversion unit, a second voltage conversion unit, and a third voltage conversion unit.

[0038] In this embodiment, the first voltage conversion unit is a 220v to 24v conversion unit, the second voltage conversion unit is a 220v to 12v conversion unit, and the third voltage conversion unit is a 220v to 5v conversion unit. These several AC-DC conversion units can be implemented using existing AC-DC conversion modules.

[0039] In some embodiments, the power supply module includes a power supply interface for connecting to external alternating current, and the power supply interface is respectively connected to the terminal block through a first voltage conversion unit, a second voltage conversion unit, and a third voltage conversion unit. In this embodiment, it is connected to 22v external alternating current through the power supply interface.

[0040] In some embodiments, the power supply interface is connected to a main circuit breaker S5, and is respectively connected to the first voltage conversion unit, the second voltage conversion unit, and the third voltage conversion unit through the main circuit breaker S5.

[0041] In some embodiments, the terminal block includes a first power supply terminal pair, a second power supply terminal pair, and a third power supply terminal pair; each terminal pair includes a first terminal and a second terminal;

[0042] The device further includes a first selection switch S1, a second selection switch S2, and a third selection switch S3;

[0043] The first voltage conversion unit is connected to the first terminal of the first power supply terminal pair of the terminal block through the first selection switch S1; the second terminal of the first power supply terminal pair is used to connect to the power supply terminal of the encoder to be detected;

[0044] The second voltage conversion unit is connected to the first terminal of the second power supply terminal pair of the terminal block through the second selection switch S2; the second terminal of the second power supply terminal pair is used to connect to the power supply terminal of the encoder to be detected;

[0045] The third voltage conversion unit is connected to the first terminal of the third power supply terminal pair of the terminal block through the third selection switch S3; the second terminal of the third power supply terminal pair is used to connect to the power supply terminal of the encoder to be detected.

[0046] In some embodiments, the terminal block J further includes a first pulse terminal pair, a second pulse terminal pair, and a third pulse terminal pair; the processing module U1 includes a first pulse counting terminal, a second pulse counting terminal, and a third pulse counting terminal;

[0047] The first terminal of the first pulse terminal pair is connected to the first pulse counting terminal, and the second terminal of the first pulse terminal pair is used to connect to the pulse output terminal of the encoder to be detected;

[0048] The first terminal of the second pulse terminal pair is connected to the second pulse counting terminal, and the second terminal of the second pulse terminal pair is used to connect to the pulse output terminal of the encoder to be detected;

[0049] The first terminal of the third pulse terminal pair is connected to the third pulse counting terminal, and the second terminal of the third pulse terminal pair is used to connect to the pulse output terminal of the encoder to be detected.

[0050] In some embodiments, the processing module further includes an indication voltage output terminal, and the indication voltage output terminal is connected to the indication module.

[0051] In some embodiments, the processing module further includes a power supply terminal and a reset terminal;

[0052] The power supply terminal is connected to the first voltage conversion unit;

[0053] The first voltage conversion unit is further connected to the reset terminal through a reset button S4.

[0054] In some embodiments, the first terminal of the second pulse terminal pair is connected to the second pulse counting terminal through a first DCDC boost module U3;

[0055] The first terminal of the third pulse terminal pair is connected to the third pulse counting terminal through a second DCDC boost module U4.

[0056] In some embodiments, the power supply terminal of the processing module is connected to the indication voltage output terminal through a control switch; the processing module further includes a counter, and the first pulse counting terminal, the second pulse counting terminal, and the third pulse counting terminal are all connected to the input terminal of the counter; the output terminal of the counter is connected to the control switch to control the opening and closing of the control switch. Here, the reset terminal is connected to the reset pin of the counter.

[0057] In the embodiment of the present utility model, the first DCDC boost module needs to boost the pulses output by the 12v encoder. Here, it is necessary to boost the normal encoder output pulses to 24v to calibrate the boost multiple of the first DCDC boost module. Similarly, the second DCDC boost module needs to boost the pulses output by the 5v encoder. Here, it is necessary to boost the normal encoder output pulses to 24v to calibrate the boost multiple of the second DCDC boost module. It is convenient for the first pulse counting terminal, the second pulse counting terminal, and the third pulse counting terminal of the processing module to receive pulse signals of the same voltage and output them to the counter for pulse counting.

[0058] In the embodiment of the present utility model, the output terminal of the encoder to be detected (5v encoder) is connected to the second terminal of the third pulse terminal pair, and the power supply terminal of the 5v encoder is connected to the second terminal of the third power supply terminal pair. The third selection switch is closed. At this time, the 5v voltage supplies power to the 5v encoder. Rotate the shaft of the 5v encoder. For each full rotation, a normal encoder outputs a pulse. In this application, the encoder rotates 30 circles. It is set that when the count of the counter is greater than or equal to 28, the output terminal of the counter outputs a high level to make the control switch close. At this time, the high level of the power supply terminal is applied to the indication module through the closed control switch. Here, the indication module is an indicator light, and the indicator light lights up to indicate that the encoder detection result is normal. Observe that the indicator light is on, indicating that the encoder is normal. Otherwise, the encoder is abnormal and stop using it. After confirmation, press the reset button to clear the counter.

[0059] Although the present utility model has been described in detail by referring to the accompanying drawings and in combination with the preferred embodiments, the present utility model is not limited thereto. Without departing from the spirit and essence of the present utility model, those of ordinary skill in the art can make various equivalent modifications or substitutions to the embodiments of the present utility model, and these modifications or substitutions should all be within the scope of the present utility model. / Any person familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the present utility model, and all should be covered within the protection scope of the present utility model.

Claims

1. An encoder detection device, characterized in that, It includes a power supply module, a terminal block, a processing module, and an indication module; The power supply module is respectively connected to the processing module; the power supply module is connected to the terminal block, and powers the encoder to be detected through the terminal block; The terminal block is connected to the processing module, and the encoder to be detected inputs the output pulse voltage into the processing module through the terminal block; The indication module is connected to the terminal block, and the processing module outputs a high-level power through the terminal block to the indication module.

2. The encoder detection device according to claim 1, wherein The power supply module includes a battery unit, and the battery unit is respectively connected to the terminal block through a first voltage conversion unit, a second voltage conversion unit, and a third voltage conversion unit.

3. The encoder detection device according to claim 1, characterized in that The power supply module includes a power supply interface for connecting to an external alternating current, and the power supply interface is respectively connected to the terminal block through a first voltage conversion unit, a second voltage conversion unit, and a third voltage conversion unit.

4. The encoder detection device according to claim 3, characterized in that, The power supply interface is connected with a main circuit breaker, and is respectively connected to the first voltage conversion unit, the second voltage conversion unit, and the third voltage conversion unit through the main circuit breaker.

5. The encoder detection device according to any one of claims 2-4, characterized in that, The terminal block includes a first power supply terminal pair, a second power supply terminal pair, and a third power supply terminal pair; each terminal pair includes a first terminal and a second terminal; The device further includes a first selection switch, a second selection switch, and a third selection switch; The first voltage conversion unit is connected to the first terminal of the first power supply terminal pair of the terminal block through the first selection switch; the second terminal of the first power supply terminal pair is used for connecting the power supply end of the encoder to be detected; The second voltage conversion unit is connected to the first terminal of the second power supply terminal pair of the terminal block through the second selection switch; The second terminal of the second power supply terminal pair is used for connecting the power supply end of the encoder to be detected; The third voltage conversion unit is connected to the first terminal of the third power supply terminal pair of the terminal block through the third selection switch; the second terminal of the third power supply terminal pair is used for connecting the power supply end of the encoder to be detected.

6. The encoder detection device according to claim 5, wherein The terminal block further includes a first pulse terminal pair, a second pulse terminal pair, and a third pulse terminal pair; the processing module includes a first pulse counting terminal, a second pulse counting terminal, and a third pulse counting terminal; The first terminal of the first pulse terminal pair is connected to the first pulse counting terminal, and the second terminal of the first pulse terminal pair is used for connecting the pulse output end of the encoder to be detected; The first terminal of the second pulse terminal pair is connected to the second pulse counting terminal, and the second terminal of the second pulse terminal pair is used for connecting the pulse output end of the encoder to be detected; The first terminal of the third pulse terminal pair is connected to the third pulse counting terminal, and the second terminal of the third pulse terminal pair is used for connecting the pulse output end of the encoder to be detected.

7. The encoder detection device according to claim 6, characterized in that, The processing module further includes an indication voltage output terminal, and the indication voltage output terminal is connected to the indication module.

8. The encoder detection device according to claim 7, wherein, The processing module further includes a power supply terminal and a reset terminal; The power supply terminal is connected to the first voltage conversion unit; The first voltage conversion unit is also connected to the reset terminal through a reset button.

9. The encoder detection device according to claim 8, wherein, The first terminal of the second pulse terminal pair is connected to the second pulse counting terminal through a first DCDC boost module; The first terminal of the third pulse terminal pair is connected to the third pulse counting terminal through a second DCDC boost module.

10. The encoder detection device according to claim 9, characterized in that, The power supply terminal of the processing module is connected to the indication voltage output terminal through a control switch; The processing module further includes a counter, and the first pulse counting terminal, the second pulse counting terminal, and the third pulse counting terminal are all connected to the input terminal of the counter; the output terminal of the counter is connected to a control switch to control the opening and closing of the control switch.

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