CN217129989U - Rotating speed measuring device of hydraulic motor, hydraulic system and drainage equipment - Google Patents
Rotating speed measuring device of hydraulic motor, hydraulic system and drainage equipment Download PDFInfo
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- CN217129989U CN217129989U CN202220403093.2U CN202220403093U CN217129989U CN 217129989 U CN217129989 U CN 217129989U CN 202220403093 U CN202220403093 U CN 202220403093U CN 217129989 U CN217129989 U CN 217129989U
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Abstract
The utility model relates to a rotating speed measuring device of a hydraulic motor, a hydraulic system and a drainage device, which comprises a hydraulic oil tank, a hydraulic pipeline, a power source, a hydraulic motor, a flow detection mechanism and a control mechanism; the hydraulic pipeline is communicated with the hydraulic oil tank, and the hydraulic oil tank is used for storing hydraulic oil; the power source is used for providing hydraulic power; the hydraulic motor is arranged on the hydraulic pipeline; the flow detection mechanism is arranged on the hydraulic pipeline and is used for detecting the flow of the hydraulic oil; the control mechanism is electrically connected with the flow detection mechanism and used for converting the rotating speed of the hydraulic motor. The utility model discloses a hydraulic motor's rotational speed measuring device, the measurement is accurate, the real-time is good, improves reliability, the usability that hydraulic motor rotational speed detected, and is with low costs.
Description
Technical Field
The utility model relates to a hydraulic system's technical field, in particular to hydraulic motor's rotational speed measuring device and hydraulic system and drainage equipment.
Background
In the prior art, a sensor is arranged in a hydraulic motor or on an output shaft, and the pulse frequency of the hydraulic motor during operation is detected through the sensor, so that the rotating speed of the motor is calculated. However, in this way, the rotating speed sensor built in the motor has high cost, great installation difficulty and high failure rate; and the sensor arranged on the output shaft of the motor is not easy to protect and is easy to damage.
SUMMERY OF THE UTILITY MODEL
Therefore, a rotation speed measuring device of the hydraulic motor, a hydraulic system and a drainage device are needed to be provided, and the problem that in the prior art, the rotation speed of the motor is calculated by arranging a sensor in the hydraulic motor or on an output shaft and detecting the pulse frequency of the hydraulic motor during operation through the sensor is solved. However, in this way, the rotating speed sensor built in the motor has high cost, great installation difficulty and high failure rate; and the sensor arranged on the output shaft of the motor is not easy to protect and is easy to damage.
In order to achieve the above object, the inventor provides a rotation speed measuring device of a hydraulic motor, comprising a hydraulic oil tank, a hydraulic pipeline, a power source, the hydraulic motor, a flow detection mechanism and a control mechanism;
the hydraulic pipeline is communicated with the hydraulic oil tank, and the hydraulic oil tank is used for storing hydraulic oil;
the power source is used for providing hydraulic power;
the hydraulic motor is arranged on the hydraulic pipeline;
the flow detection mechanism is arranged on the hydraulic pipeline and is used for detecting the flow of the hydraulic oil;
the control mechanism is electrically connected with the flow detection mechanism and used for converting the rotating speed of the hydraulic motor.
As the utility model discloses a preferred structure, hydraulic circuit's one end with hydraulic tank's oil-out is connected, hydraulic circuit's the other end with hydraulic tank's oil return opening is connected.
As a preferred structure of the utility model, hydraulic motor chooses for use the hydraulic motor of discharge capacity knowable.
As a preferred structure of the utility model, flow detection mechanism chooses for use the flowmeter.
As a preferred structure of the present invention, the control mechanism includes a programmable logic controller and a display element, and the programmable logic controller is electrically connected to the display element.
As the utility model discloses a preferred structure, the power supply includes actuating mechanism and hydraulic oil pump, actuating mechanism with hydraulic oil pump connection, actuating mechanism is used for the drive hydraulic oil pump.
As a preferred structure of the utility model, the driving mechanism selects the motor or the internal combustion engine.
Different from the prior art, the beneficial effects of the technical scheme are as follows: the utility model discloses a hydraulic motor's rotational speed measuring device, provide hydraulic power through the power supply, thereby make hydraulic oil flow in hydraulic pressure pipeline, detect the flow of hydraulic oil through flow detection mechanism, flow detection mechanism sends the hydraulic oil flow data that detects for control mechanism after that, control mechanism is according to the displacement of hydraulic motor per revolution that sets up in advance, control mechanism discerns the processing, thereby calculate out hydraulic motor's rotational speed according to "the rotational speed ÷ flow ÷ displacement", the measurement is accurate, the real-time is good, improve the reliability that hydraulic motor rotational speed detected, usability, and is with low costs.
To achieve the above object, the inventor further provides a hydraulic system including a rotation speed measuring device of any one of the hydraulic motors provided by the inventor.
Different from the prior art, the beneficial effects of the technical scheme are as follows: the utility model discloses a hydraulic system, wherein provide hydraulic power through the power supply, thereby make hydraulic oil flow in hydraulic pressure pipeline, detect the flow of hydraulic oil through flow detection mechanism, flow detection mechanism sends the hydraulic oil flow data that detects for control mechanism after that, control mechanism is according to the displacement of hydraulic motor every turn that sets up in advance, control mechanism discerns the processing, thereby calculate out the rotational speed of hydraulic motor according to "the rotational speed ÷ flow displacement", the measurement is accurate, the real-time is good, the reliability that improves the hydraulic motor rotational speed and detects, usability, and is with low costs.
To achieve the above object, the inventors also provide a drain apparatus including a rotation speed measuring device of any one of the hydraulic motors provided by the inventors.
Different from the prior art, the beneficial effects of the technical scheme are as follows: the utility model discloses a drainage equipment, wherein provide hydraulic power through the power supply, thereby make hydraulic oil flow in hydraulic pressure pipeline, detect the flow of hydraulic oil through flow detection mechanism, flow detection mechanism sends the hydraulic oil flow data that detects for control mechanism after that, control mechanism is according to the displacement of hydraulic motor every turn that sets up in advance, control mechanism discerns the processing, thereby calculate out the rotational speed of hydraulic motor according to "the rotational speed ÷ flow displacement", the measurement is accurate, the real-time is good, the reliability that improves the hydraulic motor rotational speed and detects, usability, and is with low costs.
The above description of the present invention is only an overview of the technical solutions of the present application, and in order to make the technical solutions of the present application more clearly understood by those skilled in the art, further, the present invention can be implemented according to the contents described in the text and the drawings of the present application, and in order to make the above objects, other objects, features, and advantages of the present application more easily understood, the following description will be made in conjunction with the detailed description of the present application and the drawings.
Drawings
The drawings are only for purposes of illustrating the principles, implementations, applications, features, and effects of particular embodiments of the present application, as well as others related thereto, and are not to be construed as limiting the application.
In the drawings of the specification:
fig. 1 is a front view of a rotational speed measuring apparatus of a hydraulic motor according to an embodiment.
The reference numerals referred to in the above figures are explained below:
1. a hydraulic oil tank is arranged on the upper portion of the hydraulic oil tank,
2. a driving mechanism for driving the motor to rotate,
3. a hydraulic oil pump is arranged in the oil tank,
4. a hydraulic pipeline is arranged on the hydraulic pipeline,
5. a hydraulic motor for driving the hydraulic motor to rotate,
6. the flow rate of the liquid flowing through the flow meter,
7. and a control mechanism.
Detailed Description
In order to explain in detail possible application scenarios, technical principles, practical embodiments, and the like of the present application, the following detailed description is given with reference to the accompanying drawings in conjunction with the listed embodiments. The embodiments described herein are merely for more clearly illustrating the technical solutions of the present application, and therefore, the embodiments are only used as examples, and the scope of the present application is not limited thereby.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or related to other embodiments specifically defined. In principle, in the present application, the technical features mentioned in the embodiments can be combined in any manner to form a corresponding implementable technical solution as long as there is no technical contradiction or conflict.
Unless defined otherwise, technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the use of relational terms herein is intended only to describe particular embodiments and is not intended to limit the present application.
In the description of the present application, the term "and/or" is a expression for describing a logical relationship between objects, meaning that three relationships may exist, for example a and/or B, meaning: there are three cases of A, B, and both A and B. In addition, the character "/" herein generally indicates that the former and latter associated objects are in a logical relationship of "or".
In this application, terms such as "first" and "second" are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Without further limitation, in this application, the use of "including," "comprising," "having," or other similar expressions in phrases and expressions of "including," "comprising," or "having," is intended to cover a non-exclusive inclusion, and such expressions do not exclude the presence of additional elements in a process, method, or article that includes the recited elements, such that a process, method, or article that includes a list of elements may include not only those elements but also other elements not expressly listed or inherent to such process, method, or article.
As is understood in the examination of the guidelines, the terms "greater than", "less than", "more than" and the like in this application are to be understood as excluding the number; the expressions "above", "below", "within" and the like are understood to include the present numbers. In addition, in the description of the embodiments of the present application, "a plurality" means two or more (including two), and expressions related to "a plurality" similar thereto are also understood, for example, "a plurality of groups", "a plurality of times", and the like, unless specifically defined otherwise.
In the description of the embodiments of the present application, spatially relative expressions such as "central," "longitudinal," "lateral," "length," "width," "thickness," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "vertical," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used, and the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the specific embodiments or drawings and are only for convenience of describing the specific embodiments of the present application or for the convenience of the reader, and do not indicate or imply that the device or component in question must have a specific position, a specific orientation, or be constructed or operated in a specific orientation and therefore should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
Unless specifically stated or limited otherwise, the terms "mounted," "connected," "secured," and "disposed" used in the description of the embodiments of the present application are to be construed broadly. For example, the connection can be a fixed connection, a detachable connection, or an integrated arrangement; it can be a mechanical connection, an electrical connection, or a communication connection; they may be directly connected or indirectly connected through an intermediate; which may be communication within two elements or an interaction of two elements. Specific meanings of the above terms in the embodiments of the present application can be understood by those skilled in the art to which the present application pertains in accordance with specific situations.
Referring to fig. 1, the present embodiment relates to a rotation speed measuring device for a hydraulic motor, which includes a hydraulic oil tank 1, a hydraulic pipeline 4, a power source, a hydraulic motor 5, a flow rate detecting mechanism and a control mechanism 7; the hydraulic pipeline 4 is communicated with the hydraulic oil tank 1, and the hydraulic oil tank 1 is used for storing hydraulic oil; specifically, in this embodiment, as shown in fig. 1, one end of the hydraulic pipeline 4 is connected to an oil outlet of the hydraulic oil tank 1, and the other end of the hydraulic pipeline 4 is connected to an oil return port of the hydraulic oil tank 1.
Further, in some embodiments, as shown in FIG. 1, the power source is used to provide hydraulic power; preferably, in the present embodiment, as shown in fig. 1, the power source includes a driving mechanism 2 and a hydraulic oil pump 3, the driving mechanism 2 is connected to the hydraulic oil pump 3, and the driving mechanism 2 is used for driving the hydraulic oil pump 3. Further, in this embodiment, the driving mechanism 2 is a motor; in other embodiments, the driving mechanism 2 may also be an internal combustion engine. It should be noted that the structure of the power source of the present embodiment is not limited to this, and those skilled in the art can select other suitable power sources according to the teaching of the present embodiment. It should be noted that the structure of the driving mechanism 2 of the present embodiment is not limited to this, and those skilled in the art can select other suitable driving mechanisms 2 according to the teaching of the present embodiment.
Further, in some embodiments, as shown in fig. 1, the hydraulic motor 5 is disposed on the hydraulic line 4; preferably, in the present embodiment, as shown in fig. 1, the hydraulic motor 5 is a displacement-variable hydraulic motor. The flow detection mechanism is arranged on the hydraulic pipeline 4 and is used for detecting the flow of the hydraulic oil; preferably, in the present embodiment, as shown in fig. 1, the flow rate detection mechanism is a flow meter 6. Specifically, in this embodiment, the flow meter 6 can be connected in series at any position of the hydraulic pipeline 4, the installation and the use are flexible, and the flow meter 6 is easy to protect, not easy to damage, long in service life and low in cost. It should be noted that the structure of the flow rate detection mechanism of the present embodiment is not limited to this, and those skilled in the art can select other suitable flow rate detection mechanisms according to the teachings of the present embodiment.
Further, in some embodiments, as shown in fig. 1, the control mechanism 7 is electrically connected to the flow rate detection mechanism, and the control mechanism 7 is used for converting the rotation speed of the hydraulic motor 5. Specifically, in this embodiment, as shown in fig. 1, the control mechanism 7 includes a programmable logic controller and a display element, the programmable logic controller is electrically connected to the display element, and the display element may be a display screen. It should be noted that the structure of the control mechanism 7 of the present embodiment is not limited to this, and those skilled in the art can select other suitable control mechanisms 7 according to the teaching of the present embodiment.
Specifically, in the rotation speed measuring device of the hydraulic motor 5 in the present embodiment, the driving mechanism 2 drives the hydraulic oil pump 3 to provide hydraulic power, so that the hydraulic oil flows in the hydraulic pipeline 4, the flow of the hydraulic oil is detected by the flow meter 6, then the flow meter 6 sends the detected hydraulic oil flow data to the programmable logic controller, the programmable logic controller performs identification processing according to the preset displacement of each revolution of the hydraulic motor 5, and the rotation speed of the hydraulic motor 5 is calculated according to "flow divided by displacement", so that the measurement is accurate, the real-time performance is good, the reliability and the availability of the rotation speed detection of the hydraulic motor 5 are improved, and the cost is low. And the flowmeter 6 in this embodiment can be connected in series at any position of the hydraulic pipeline 4, the installation and the use are flexible, and the flowmeter 6 is easy to protect, not easy to damage and long in service life.
The embodiment also relates to a hydraulic system, which comprises the rotating speed measuring device of the hydraulic motor in the above embodiment, wherein the driving mechanism 2 drives the hydraulic oil pump 3 to provide hydraulic power, so that hydraulic oil flows in the hydraulic pipeline 4, the flow of the hydraulic oil is detected by the flow meter 6, then the flow meter 6 sends the detected hydraulic oil flow data to the programmable logic controller, the programmable logic controller performs identification processing according to the preset displacement of each revolution of the hydraulic motor 5, and the rotating speed of the hydraulic motor 5 is calculated according to the rotation speed divided by the flow and the displacement, so that the metering is accurate, the real-time performance is good, the reliability and the availability of the rotating speed detection of the hydraulic motor 5 are improved, and the cost is low. And the flowmeter 6 in this embodiment can be connected in series at any position of the hydraulic pipeline 4, the installation and the use are flexible, and the flowmeter 6 is easy to protect, not easy to damage and long in service life.
The embodiment also relates to a drainage device, which comprises the rotating speed measuring device of the hydraulic motor in the above embodiment, wherein the hydraulic oil pump 3 is driven by the driving mechanism 2 to draw hydraulic oil from the hydraulic oil tank 1, so that the hydraulic oil flows in the hydraulic pipeline 4, the flow of the hydraulic oil is detected by the flow meter 6, then the flow meter 6 sends the detected hydraulic oil flow data to the programmable logic controller, the programmable logic controller performs identification processing according to the preset displacement of the hydraulic motor 5 per revolution, and the rotating speed of the hydraulic motor 5 is calculated according to the rotation speed divided by the flow divided by the displacement, so that the metering is accurate, the real-time performance is good, the reliability and the usability of the detection of the rotating speed of the hydraulic motor 5 are improved, and the cost is low. And the flowmeter 6 in this embodiment can be connected in series at any position of the hydraulic pipeline 4, the installation and the use are flexible, and the flowmeter 6 is easy to protect, not easy to damage and long in service life.
Finally, it should be noted that, although the above embodiments have been described in the text and drawings of the present application, the scope of the patent protection of the present application is not limited thereby. All technical solutions which are generated by replacing or modifying the equivalent structure or the equivalent flow according to the contents described in the text and the drawings of the present application, and which are directly or indirectly implemented in other related technical fields, are included in the scope of protection of the present application.
Claims (9)
1. A rotational speed measuring device of a hydraulic motor is characterized in that: the hydraulic control system comprises a hydraulic oil tank, a hydraulic pipeline, a power source, a hydraulic motor, a flow detection mechanism and a control mechanism;
the hydraulic pipeline is communicated with the hydraulic oil tank, and the hydraulic oil tank is used for storing hydraulic oil;
the power source is used for providing hydraulic power;
the hydraulic motor is arranged on the hydraulic pipeline;
the flow detection mechanism is arranged on the hydraulic pipeline and is used for detecting the flow of the hydraulic oil;
the control mechanism is electrically connected with the flow detection mechanism and used for converting the rotating speed of the hydraulic motor.
2. A rotation speed measuring apparatus of a hydraulic motor according to claim 1, wherein: one end of the hydraulic pipeline is connected with an oil outlet of the hydraulic oil tank, and the other end of the hydraulic pipeline is connected with an oil return port of the hydraulic oil tank.
3. A rotation speed measuring apparatus of a hydraulic motor according to claim 1, wherein: the hydraulic motor is a hydraulic motor with a known displacement.
4. A rotation speed measuring apparatus of a hydraulic motor according to claim 1, wherein: the flow detection mechanism adopts a flowmeter.
5. A rotation speed measuring apparatus of a hydraulic motor according to claim 1, wherein: the control mechanism comprises a programmable logic controller and a display element, and the programmable logic controller is electrically connected with the display element.
6. A rotation speed measuring apparatus of a hydraulic motor according to claim 1, wherein: the power source comprises a driving mechanism and a hydraulic oil pump, the driving mechanism is connected with the hydraulic oil pump, and the driving mechanism is used for driving the hydraulic oil pump.
7. The rotational speed measuring apparatus of a hydraulic motor according to claim 6, characterized in that: the driving mechanism is a motor or an internal combustion engine.
8. A hydraulic system, characterized by: a rotation speed measuring device comprising the hydraulic motor according to any one of claims 1 to 7.
9. A drainage apparatus characterized by: a rotation speed measuring device comprising the hydraulic motor according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220403093.2U CN217129989U (en) | 2022-02-25 | 2022-02-25 | Rotating speed measuring device of hydraulic motor, hydraulic system and drainage equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220403093.2U CN217129989U (en) | 2022-02-25 | 2022-02-25 | Rotating speed measuring device of hydraulic motor, hydraulic system and drainage equipment |
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| Publication Number | Publication Date |
|---|---|
| CN217129989U true CN217129989U (en) | 2022-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220403093.2U Active CN217129989U (en) | 2022-02-25 | 2022-02-25 | Rotating speed measuring device of hydraulic motor, hydraulic system and drainage equipment |
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| CN (1) | CN217129989U (en) |
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- 2022-02-25 CN CN202220403093.2U patent/CN217129989U/en active Active
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