CN218444831U - Device for testing thrust torque of outboard engine on water surface - Google Patents
Device for testing thrust torque of outboard engine on water surface Download PDFInfo
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- CN218444831U CN218444831U CN202221580350.6U CN202221580350U CN218444831U CN 218444831 U CN218444831 U CN 218444831U CN 202221580350 U CN202221580350 U CN 202221580350U CN 218444831 U CN218444831 U CN 218444831U
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Abstract
The utility model discloses a device for testing thrust torque of an outboard engine on the water surface, which comprises a water tank; the hanging frame is slidably arranged above the water tank and used for hanging an outboard engine to be tested; the sliding assembly comprises a sliding part arranged at the bottom of the hanging rack and a sliding matching part which is arranged on one group of opposite sides of the water tank and is in sliding connection with the sliding part, and a pressure-bearing surface is arranged at one end of the bottom of the hanging rack along the sliding direction; the pressure sensor is arranged on the water tank or the sliding fit part and is provided with a pressure receiving surface opposite to the force receiving surface, and the pressure sensor generates a pressure receiving signal when the pressure receiving surface on the pressure sensor is contacted with the force receiving surface; the upper computer is connected with the pressure sensor, receives the pressure signal and calculates to obtain the thrust torque of the outboard engine to be tested. The test device can simulate a water surface test place, and can be used for testing the bollard pulling force of the outboard engine, and the actual thrust of the outboard engine can be even more measured according to the water surface test result.
Description
Technical Field
The utility model relates to a boats and ships power technology field, concretely relates to device of surface of water test outboard engine thrust moment of torsion.
Background
The outboard engine products of each type of mass production are subjected to research and development design, sample trial production, performance test and endurance test, and finally mass production is achieved. In the performance test link, the power, the fuel consumption rate and the like of the outboard engine need to be tested on a rack, and the tension, the navigational speed and the like of the bollard need to be tested on a ship. The pile-tying tension test mainly knows the thrust torque of the outboard engine on water and adapts to a proper propeller and a proper ship type.
The conventional method for testing the tension of the bollard is carried out on the water surface, the outboard engine is firstly installed on a stern board of a boat, the tail of the boat is connected with a tensile meter on the bank by a rope, the other end of the tensile meter is tied on the bollard, the outboard engine is hung on a front gear slow refueling door, the rope is slowly tensioned along with forward movement of the boat until the rope is completely tightened, and the maximum tension of the tensile meter is read after the maximum throttle of the outboard engine is stable, namely the maximum thrust value of the outboard engine on the water. The tension of the bollard also has uncontrollable factors and certain risks, certain requirements are imposed on the test water surface and the test site, and the water flow and the wind speed on the water surface influence the test result. Meanwhile, the boat is pulled by the rope and cannot move forward, and the boat has the risk of side turning under the maximum accelerator tension, so that the personal safety of a driver is influenced.
SUMMERY OF THE UTILITY MODEL
To the technical problem that above-mentioned exists, the utility model aims at providing a device of surface of water test outboard engine thrust moment of torsion.
The technical scheme of the utility model is that:
an object of the utility model is to provide a device of surface of water test outboard engine thrust moment of torsion, include:
the top of the water tank is opened and water for testing is filled in the water tank;
the hanging frame is slidably arranged above the water tank and used for hanging an outboard engine to be tested;
the sliding assembly comprises a sliding part arranged at the bottom of the hanging rack and a sliding matching part which is arranged on one group of opposite sides of the water tank and is in sliding connection with the sliding part, and a stress surface is arranged at one end of the bottom of the hanging rack along the sliding direction;
at least one pressure sensor which is arranged on the water tank or the sliding fit part and is provided with a pressure-receiving surface opposite to the force-receiving surface, wherein the pressure sensor generates a pressure-receiving signal when the pressure-receiving surface on the pressure sensor is in contact with the force-receiving surface;
and the upper computer is connected with the pressure sensor, and receives the pressure signal and calculates to obtain the thrust torque of the outboard engine to be tested.
Preferably, the sliding fit part is a sliding rail arranged on the outer sides of the two long sides of the water tank;
the sliding part is a pulley arranged at the bottom of the two ends of the hanging rack.
Preferably, the pressure sensor is arranged at one end of the slide rail.
Preferably, the number of the pressure sensors is two, the two pressure sensors are respectively arranged at one end of the two slide rails, and the end surface of each pressure sensor facing the corresponding pulley is implemented as a pressure-receiving surface;
the bottom of the hanging rack corresponds to the end surfaces of the two pressure-bearing surfaces and is a force-bearing surface.
Preferably, the pressure sensor has a display surface for displaying the pressure value.
Preferably, the hanging rack comprises a longitudinal rack perpendicular to the sliding direction and two transverse racks which are respectively arranged at two ends of the longitudinal rack and are parallel to the sliding direction;
the sliding parts are pulleys correspondingly installed at the bottoms of the two transverse frames, and the stress surfaces are end surfaces of the transverse frames facing the pressure sensor.
Preferably, a triangular impact mass is mounted on the end of the transverse frame facing the pressure sensor, and the end face of the impact mass facing the pressure sensor is smaller in size than the end face facing the transverse frame.
Preferably, the corresponding ends of the two transverse frames and the longitudinal frame are also provided with inclined struts.
Preferably, the water tank is placed on a foundation.
Preferably, a mounting pit which is sunken downwards is formed in the foundation, and the water tank is placed in the mounting pit and at least partially exposed out of the surface of the foundation.
Compared with the prior art, the utility model has the advantages that:
the utility model discloses a device of surface of water test outboard engine thrust moment of torsion can simulate the surface of water test place, to the bollard pulling force test of outboard engine, with the unanimous true thrust that even more can measure the outboard engine of surface of water test result. The problem of the risk that exists when current conventional spud pulling force test goes on at the surface of water and surface of water rivers and wind speed exert an influence to the test result is solved.
Drawings
The invention will be further described with reference to the following drawings and examples:
fig. 1 is a sectional view of the device for testing thrust torque of an outboard engine on water surface according to the embodiment of the present invention;
fig. 2 is a top view of the device for testing thrust torque of outboard engine on water surface of the embodiment of the present invention.
Wherein: 1. an outboard engine to be tested; 2. a water tank; 3. a hanger; 4. a pulley; 5. a pressure sensor; 6. a slide rail; 7. and (5) foundation construction.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in combination with the following embodiments. It should be understood that the description is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Example (b):
referring to fig. 1 to 2, the utility model discloses a device of surface of water test outboard engine thrust moment of torsion, including water tank 2, stores pylon 3, sliding assembly, pressure sensor 5 and host computer. The water tank 2 is a square water tank 2 with an opening at the top, and a cavity is formed inside the water tank and can be used for containing water for testing. The hanging frame 3 is slidably arranged above the water tank 2, the hanging frame 3 is used for hanging an outboard engine 1 to be tested, the outboard engine 1 to be tested is vertically arranged on the hanging frame 3, and the bottom of the outboard engine 1 to be tested, namely the underwater shell part, comprises a propeller and is placed in water in the water tank 2. The sliding component is including the sliding part who locates the sliding part of stores pylon 3 bottom and one of them group of edges of locating water tank 2 (in the utility model, as shown in fig. 2 for two upper and lower limits of water tank 2 also long limit) with the sliding fit portion of sliding connection of sliding part, 3 bottoms of stores pylon are equipped with the pressure face on the left end face of the one end of sliding direction also as shown in fig. 2 bottom of stores pylon. The pressure sensor 5 is disposed on the water tank 2 or the sliding fit portion (in the embodiment of the present invention, as shown in fig. 1 and fig. 2, preferably, the pressure sensor 5 is disposed on the sliding fit portion and is disposed at the left end of the sliding fit portion). The surface of the pressure sensor 5 opposite to the stress surface is implemented as a pressure-receiving surface, and the pressure sensor 5 is pressed when the pressure-receiving surface on the pressure sensor is in contact with the stress surface and generates a pressure-receiving signal to display a stress value. The host computer is connected to the pressure sensor 5, for example, electrically through a wire, or may be connected by other connection methods known to those skilled in the art, such as communication connection. And the upper computer receives the pressure signal, processes, analyzes and calculates to obtain the thrust torque of the outboard engine 1 to be tested. As shown in fig. 2, the number of the pressure sensors 5 is two, that is, the number of the pressure receiving surfaces is two, and the number of the corresponding ends and the number of the force receiving surfaces are also two, and when the thrust torque is calculated, the pressure value is an average value of the pressure values of the two pressure sensors 5.
The utility model discloses device, during the test, the outboard engine 1 carry that will await measuring is on stores pylon 3, the screw of outboard engine is placed in the water in water tank 2, start the outboard engine and add maximum throttle gradually, the outboard engine promotes stores pylon 3 and slides forward, the stress surface on the stores pylon 3 and pressure sensor 5 receive the surface contact, pressure sensor 5 pressurized production signal, the host computer is handled, the average value of getting two stress sensor's pressure value calculates, obtain final outboard engine's thrust moment of torsion. Through the utility model discloses device, can simulate the surface of water test place, to the bollard pulling force test of outboard engine, with the unanimous true thrust that even more can measure the outboard engine of surface of water test result. Adopt the utility model discloses a risk and surface of water rivers and the problem that wind speed influenced the test result that current conventional bollard pulling force test exists when the surface of water goes on have been solved to the device.
According to some preferred embodiments of the present invention, as shown in fig. 2, the sliding fit portion is a sliding rail 6 disposed on the outer side of the upper and lower sides of the water tank 2, and as shown in fig. 2, the sliding portion is a pulley 4 disposed on the upper and lower ends of the bottom of the hanging rack 3. As an alternative embodiment, the sliding fit part is a guide rail or a slide rail 6, and the sliding part is a slider or a linear bearing or the like.
According to some embodiments of the present invention, the number of the pressure sensors 5 is one, and the left end of the slide rail 6 is disposed at the upper side as shown in fig. 2 or the left end of the slide rail 6 is disposed at the lower side as shown in fig. 2. Correspondingly, the force bearing surface is only one. The pressure sensor 5 is a conventional pressure sensor 5 of a piezo-resistor type on the market and can display a pressure value, that is, has a display surface for displaying a pressure value. The specific structure and operation principle are not limited and described herein, and are conventional pressure sensors 5. It should be noted that the pressure signal displayed by the pressure sensor 5 may be a pressure value in N, or may also display kilograms in KG.
According to some preferred embodiments of the present invention, as shown in fig. 2, the hanging rack 3 comprises a vertical rack perpendicular to the sliding direction and two horizontal racks respectively disposed at the upper and lower ends of the vertical rack and parallel to the sliding direction, i.e. extending along the horizontal direction in fig. 2. The outboard engine 1 to be tested is mounted in the middle of the longitudinal frame, and optionally, as shown in fig. 1, a vertical mounting frame is arranged in the middle of the longitudinal frame, and the outboard engine 1 to be tested is mounted on the vertical mounting frame. The sliding part is a pulley 4 correspondingly installed at the bottom of the two transverse frames, and the stress surface is the end surface of the transverse frame facing the pressure sensor 5. Preferably, as shown in fig. 1 and 2, a triangular impact mass is mounted on an end, i.e., the left end, of the lateral frame facing the pressure sensor 5, and the end surface of the impact mass facing the pressure sensor 5 is smaller in size than the end surface facing the lateral frame. The impact block may be a part of the transverse frame, i.e. an integral structure with the transverse frame, or may be connected together by other means such as screws, welding, clamping, etc., and preferably, a buffer protection device such as a rubber pad may be added on the force bearing surface of the impact block for protecting the pressure sensor 5.
According to some preferred embodiments of the present invention, as shown in fig. 1 and fig. 2, the two transverse frames and the longitudinal frame are provided with two diagonal braces, preferably two diagonal braces, and the two diagonal braces and the transverse frame are arranged in a triangle. The supporting strength is improved.
According to some preferred embodiments of the present invention, the water tank 2 is placed on the ground. Further preferably, as shown in fig. 1, a mounting pit is formed on the foundation 7 and is recessed downward, and the water tank 2 is placed in the mounting pit and at least partially exposed from the surface of the foundation 7. The mounting height can be reduced.
According to some preferred embodiments of the utility model, the host computer is computer equipment.
It should be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A device for testing thrust torque of an outboard engine on a water surface, comprising:
the top of the water tank is opened and water for testing is filled in the water tank;
the hanging frame is slidably arranged above the water tank and used for hanging an outboard engine to be tested;
the sliding assembly comprises a sliding part arranged at the bottom of the hanging rack and a sliding matching part which is arranged on one group of opposite sides of the water tank and is in sliding connection with the sliding part, and a stress surface is arranged at one end of the bottom of the hanging rack along the sliding direction;
at least one pressure sensor which is arranged on the water tank or the sliding fit part and is provided with a pressure-receiving surface opposite to the force-receiving surface, wherein the pressure sensor generates a pressure-receiving signal when the pressure-receiving surface on the pressure sensor is in contact with the force-receiving surface;
and the upper computer is connected with the pressure sensor and receives the pressure signal and calculates to obtain the thrust torque of the outboard engine to be detected.
2. The device for testing the thrust torque of the outboard engine on the water surface as claimed in claim 1, wherein the sliding fit portion is a slide rail arranged outside two long sides of the water tank;
the sliding part is a pulley arranged at the bottom of the two ends of the hanging rack.
3. The device for testing thrust torque of an outboard engine on the water surface as claimed in claim 2, wherein the pressure sensor is disposed at one end of the slide rail.
4. The device for testing the thrust torque of the outboard engine on the water surface as claimed in claim 2, wherein the number of the pressure sensors is two, the two pressure sensors are respectively arranged at one end of the two sliding rails, and the end surface of each pressure sensor facing the corresponding pulley is implemented as a pressure-receiving surface;
the bottom of the hanging rack is respectively implemented as a stress surface corresponding to the end surfaces of the two pressure surfaces.
5. The device for testing thrust torque of an outboard engine on the water surface as claimed in any one of claims 1 to 4, wherein the pressure sensor has a display surface for displaying a pressure value.
6. The device for testing the thrust torque of the outboard engine on the water surface as claimed in claim 1, wherein the hanging frame comprises a longitudinal frame perpendicular to the sliding direction and two transverse frames parallel to the sliding direction and respectively arranged at two ends of the longitudinal frame;
the sliding parts are pulleys correspondingly installed at the bottoms of the two transverse frames, and the stress surfaces are end surfaces of the transverse frames facing the pressure sensor.
7. The device for testing the thrust torque of the outboard engine on the water surface as claimed in claim 6, wherein a triangular bump block is installed at an end of the transverse frame facing the pressure sensor, and the size of an end face of the bump block facing the pressure sensor is smaller than that of the end face of the transverse frame.
8. The device for testing the thrust torque of the outboard engine on the water surface as claimed in claim 6, wherein a diagonal brace is further provided on the corresponding end of the two transverse frames and the longitudinal frame.
9. The apparatus of claim 1, wherein the tank is placed on a foundation.
10. The apparatus for testing thrust torque of an outboard engine on water as claimed in claim 9, wherein a mounting pit is formed in the foundation, and the water tank is disposed in the mounting pit and at least partially exposed from the surface of the foundation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221580350.6U CN218444831U (en) | 2022-06-23 | 2022-06-23 | Device for testing thrust torque of outboard engine on water surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221580350.6U CN218444831U (en) | 2022-06-23 | 2022-06-23 | Device for testing thrust torque of outboard engine on water surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218444831U true CN218444831U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221580350.6U Active CN218444831U (en) | 2022-06-23 | 2022-06-23 | Device for testing thrust torque of outboard engine on water surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218444831U (en) |
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2022
- 2022-06-23 CN CN202221580350.6U patent/CN218444831U/en active Active
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