CN218320152U - Traction machine loading testing device - Google Patents
Traction machine loading testing device Download PDFInfo
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- CN218320152U CN218320152U CN202221627893.9U CN202221627893U CN218320152U CN 218320152 U CN218320152 U CN 218320152U CN 202221627893 U CN202221627893 U CN 202221627893U CN 218320152 U CN218320152 U CN 218320152U
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Abstract
The application provides a hauler loading testing arrangement, hauler loading testing arrangement includes the frame, radial loading module and direction module, the frame is used for laying the hauler, radial loading module installs in the frame, radial loading module includes the lever, the lever includes articulated portion, first connecting portion and second connecting portion, the rope sheave is installed to first connecting portion, the rope sheave is used for connecting the driving sheave of hauler, the load is installed to the second connecting portion, direction module installs in the frame, direction module includes the guide rail, the guide rail extends along vertical direction, install the slider on the guide rail, the rope sheave is installed on the slider. The load can exert radial acting force on the traction wheel through the rope wheel, so that the traction machine loading test device can simulate the radial load of the traction machine, the acting force exerted on the rope wheel by the load is amplified by using the lever, the traction machine can be loaded more effectively, the movement freedom degree of the rope wheel is restrained by the guide module, and the oscillation of the rope wheel is slowed down.
Description
Technical Field
The application relates to the field of testing devices, in particular to a traction machine loading testing device.
Background
The traction machine is one of the core components of the elevator as a power mechanism of the elevator, and the performance of the traction machine directly determines the performance of the whole elevator. Therefore, after the production and manufacture of the traction machine are finished, the traction machine needs to be tested to check whether the performance index of the traction machine meets the design requirement.
The current traction machine loading test mainly comprises the steps of applying torque load to the traction machine and then testing various performances of the traction machine. However, in actual use, the hoisting machine receives a large radial load in addition to the load torque, and due to the presence of the radial load, the air gap inside the hoisting machine changes, which further affects the operating performance of the hoisting machine. The conventional method is to install the traction machine on the whole elevator for loading test after the ground test of a main machine is finished, and the process is complex, so that the conventional test device is only limited to a type test or a prototype test and cannot be popularized in batch. In order to simplify the test of the host and obtain data relatively fitting the actual working condition, it is necessary to design a device capable of simulating the loading working condition on the ground for testing.
SUMMERY OF THE UTILITY MODEL
The present application is directed to solving at least one of the problems in the prior art. Therefore, the application provides a traction machine loading test device which can simulate the radial load of the traction machine.
According to the hauler loading testing arrangement that this application embodiment provided, including frame, radial loading module and guide module, the frame is used for laying the hauler, radial loading module installs in the frame, radial loading module includes the lever, the lever includes articulated portion, first connecting portion and second connecting portion, the rope sheave is installed to first connecting portion, the rope sheave is used for connecting the driving sheave of hauler, the load is installed to the second connecting portion, guide module installs in the frame, guide module includes the guide rail, the guide rail extends along vertical direction, install the slider on the guide rail, the rope sheave is installed on the slider.
According to the traction machine loading test device provided by the embodiment of the application, at least the following technical effects are achieved: the load can apply radial acting force to the traction wheel through the rope wheel, so that the traction machine loading test device can simulate the radial load of the traction machine, the acting force applied to the rope wheel by the load is amplified by using the lever, the traction machine can be loaded more effectively, and the oscillation of the rope wheel is slowed down by restricting the freedom degree of movement of the rope wheel through the guide module.
According to some embodiments of the application, the radial loading module comprises a mounting bracket, the sheave is rotatably mounted on the mounting bracket, one end of the mounting bracket is fixedly connected with the slider, and one end of the mounting bracket is hinged with the first connecting portion.
According to some embodiments of the application, the load comprises a stage mounted at the second connecting portion and a weight plate detachably mounted on the stage.
According to some embodiments of the application, the first connection is located between the hinge and the second connection.
According to some embodiments of the application, the hoisting machine loading test apparatus includes a wire rope for being wound between the traction sheave and the sheave.
According to some embodiments of the application, the hoisting machine loading test device comprises a torque loading module, the torque loading module is mounted on the frame, and the torque loading module comprises a loader, and the loader is used for connecting the traction sheave.
According to some embodiments of the application, the torque loading module comprises a coupling connected between the output shaft of the loader and the rotating shaft of the traction sheave.
According to some embodiments of the application, the loader is equipped with sensors for detecting the output torque and the rotational speed of the loader.
According to some embodiments of the application, the frame includes the box, the box has the open appearance chamber in top, radial loading module with the direction module is installed in holding the chamber, a supporting beam is installed at the top of box, install the testboard on the supporting beam, the testboard is used for laying the hauler.
According to some embodiments of the application, the cavity is open-sided.
Drawings
The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic axis view of a hoisting machine loading test apparatus according to an embodiment of the present application.
Reference numerals:
A guide rail 210, a slide block 220,
A loader 310, a coupling 320, a sensor 330,
A box body 410, a supporting beam 420, a test bench 430,
The traction machine 500.
Detailed Description
Reference will now be made in detail to the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, front, rear, left, right, etc., referred to herein are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present application.
In the description of the present application, the meaning of a plurality is one or more, the meaning of a plurality is two or more, and larger, smaller, larger, etc. are understood as excluding the present number, and larger, smaller, inner, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present application, unless otherwise specifically limited, terms such as set, installed, connected and the like should be understood broadly, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present application in combination with the specific contents of the technical solutions.
The traction machine 500 is a power device of an elevator, and is also called an elevator main machine. The function of the traction machine 500 is to transport and transmit power to run the elevator. The traction machine 500 has a traction sheave, a traction rope is wound around a rope groove of the traction sheave, the traction machine applies traction force to a car of the elevator through the traction rope, and a reaction force of the traction force is a radial load of the traction machine 500 during operation.
The conventional testing device is not true enough in simulation of radial load, so that accurate data can be obtained only by carrying out multiple tests and real machine tests, and the production flow is not easy to simplify.
Referring to fig. 1, the loading test device for the traction machine provided by the embodiment of the present application includes a frame, a radial loading module and a guide module, the frame is used for placing the traction machine 500, the radial loading module is installed on the frame, the radial loading module includes a lever 110, the lever 110 includes a hinge portion, a first connecting portion and a second connecting portion, the first connecting portion is installed with a rope sheave 120, the rope sheave 120 is used for connecting with a traction sheave of the traction machine 500, the second connecting portion is installed with a load, the guide module is installed on the frame, the guide module includes a guide rail 210, the guide rail 210 extends in a vertical direction, a slider 220 is installed on the guide rail 210, and the rope sheave 120 is installed on the slider 220.
According to the hoisting machine loading test device provided in the embodiment of the present application, the load can be applied to the traction sheave via the sheave 120 in the radial direction, so that the hoisting machine loading test device can simulate the radial load of the hoisting machine 500, and the lever 110 is used to amplify the force applied to the sheave 120 by the load, so that the hoisting machine 500 can be loaded more effectively, and the degree of freedom of movement of the sheave 120 is restricted by the guide module, thereby reducing the oscillation of the sheave 120.
It is understood that the sheave 120 receives a reaction force of the traction sheave on one hand and a force applied by a load through the lever 110 on the other hand, and since the sheave 120 is not completely fixed, the force applied to the sheave 120 is not balanced at a certain time, so that the sheave 120 is oscillatingly displaced within a certain range. The displacement of the rope sheave 120 makes the acting force applied by the rope sheave 120 to the traction sheave have certain fluctuation on one hand, so that the loading of the radial load is more real, but on the other hand, the structural stability of the system is influenced when the displacement is too large. The guide module can restrict the freedom of movement of the rope pulley 120 to a certain degree, limit the freedom of the rope pulley 120 in the horizontal direction, and slow down the oscillation of the rope pulley 120 to a certain degree.
In some embodiments, the radial loading module includes a mounting bracket 130, the sheave 120 is rotatably mounted on the mounting bracket 130, one end of the mounting bracket 130 is fixedly connected to the slider 220, and one end of the mounting bracket 130 is hinged to the first connecting portion. The rope pulley 120 is installed through the adapter of the mounting bracket 130, so that the connection between the rope pulley 120 and the sliding block 220 and the lever 110 can be more convenient, and meanwhile, the mounting bracket 130 can rotate relative to the lever 110, so that the over-constraint between the rope pulley 120 and the guide module can not occur when the lever 110 rotates.
In some embodiments, the load comprises stage 140 and weight plate 150, stage 140 being mounted on the second connecting portion, and weight plate 150 being detachably mounted on stage 140. The radial load of the traction machine 500 can be conveniently adjusted by changing the number of the weight plates 150. Similarly, the stage 140 is also hinged to the lever 110, so that when the lever 110 rotates, the stage 140 also rotates under the action of gravity, and the plane of the stage 140 can be kept horizontal.
It will be appreciated that the first connection and the hinge portion form a first arm therebetween, the second connection and the hinge portion form a second arm therebetween, the magnification of the lever 110 is dependent upon the ratio of the second arm to the first arm, and in order to effectively utilize the length of the lever 110, in some embodiments, the first connection is located between the hinge portion and the second connection.
According to some embodiments of the present application, the traction machine loading test apparatus includes a wire rope 160, and the wire rope 160 is adapted to be wound between the traction sheave and the sheave 120. The strength of the steel wire rope 160 is high, and the requirement of heavy load testing can be met.
According to some embodiments of the present application, the traction machine loading test apparatus includes a torque loading module, the torque loading module being mounted on the frame, the torque loading module including a loader 310, the loader 310 being for connecting the traction sheave. When the traction machine 500 is tested, a radial load is applied through the radial loading module, then the loading machine 310 is started to apply a torque to the traction sheave, and then the performances of the traction machine 500 are tested.
In some embodiments, the torque loading module includes a coupling 320, the coupling 320 being connected between the output shaft of the loader 310 and the rotating shaft of the traction sheave. The coupling 320 can compensate for the coaxiality error and ensure stable connection of the loader 310 and the traction machine 500. For example, the coupling 320 may be a flange coupling.
In some embodiments, the loader 310 is equipped with a sensor 330, and the sensor 330 is used to detect the output torque and the rotational speed of the loader 310. The traction machine loading test device also has a control cabinet which controls the loading machine 310 according to the information fed back by the sensor 330.
According to some embodiments of the present application, the frame includes a box 410, the box 410 has a cavity with an open top, the radial loading module and the guide module are installed in the cavity, a support beam 420 is installed on the top of the box 410, a test bench 430 is installed on the support beam 420, and the test bench 430 is used for placing the traction machine 500. The support beam 420 can improve the mechanical properties of the frame and prevent the test table 430 from being deformed when a large radial load is applied to the traction machine 500. Referring to fig. 1, the support beam 420 may be an i-beam, two i-beams are installed on the housing 410 at an interval, and the traction machine 500 is located between the two i-beams. The I-shaped steel is a standard part, and has reliable strength and is convenient to install. The i-steel can be stably connected with the box body 410 and the test bench 430 by welding, riveting, screwing and the like.
In some embodiments, the side of the cavity is open, thereby facilitating debugging of the radial loading module and the guiding module. The open one side in appearance chamber can install door, observation window or similar structure to the chamber is held in the protection when need not debugging maintenance, avoids the dust to invade, opens again when needing debugging or installing and removing and holds the chamber.
The traction machine loading test apparatus according to the embodiment of the present application will be described in detail with reference to fig. 1 as a specific embodiment. It is to be understood that the following description is illustrative only and is not intended to be in any way limiting. The present embodiments may also be replaced by or combined with the corresponding technical features described above.
Referring to fig. 1, the traction machine loading test apparatus includes a frame, a radial loading module, a guide module, and a torque loading module.
The frame comprises a box body 410, the box body 410 is provided with a containing cavity, the top and the side of the containing cavity are open, a radial loading module and a guiding module are installed in the containing cavity, a supporting beam 420 is installed at the top of the box body 410, a test bench 430 is installed on the supporting beam 420, the test bench 430 is used for placing the traction machine 500, and a torque loading module is installed on the test bench 430. The support beam 420 is made of i-steel.
The radial loading module comprises a lever 110, the lever 110 comprises a hinge part, a first connecting part and a second connecting part, the first connecting part is hinged with a mounting bracket 130, a rope pulley 120 is mounted on the mounting bracket 130, and the rope pulley 120 can rotate on the mounting bracket 130. The wire rope 160 is wound between the traction sheave of the traction machine 500 and the sheave 120. The second connecting portion mounts a load comprising a stage 140 and a weight plate 150, the stage 140 being mounted on the second connecting portion, the weight plate 150 being detachably mounted on the stage 140.
The guide module comprises a guide rail 210, the guide rail 210 extends along the vertical direction, a sliding block 220 is installed on the guide rail 210, and one end of the installation bracket 130 is fixedly connected with the sliding block 220.
A torque loading module loader 310, a coupling 320, and a sensor 330. The coupling 320 is connected between the output shaft of the loader 310 and the rotation shaft of the traction sheave. A sensor 330 is mounted on the loader 310, and the sensor 330 is used to detect the output torque and the rotational speed of the loader 310.
According to the traction machine loading test device of the embodiment of the application, at least some functions can be realized by adopting the design: the traction machine loading test device can simulate the radial load of the traction machine 500 by applying a radial acting force to the traction sheave through the sheave 120 by a load, can load the traction machine 500 more effectively by amplifying the acting force applied to the sheave 120 by the load using the lever 110, and can reduce the oscillation of the sheave 120 by restricting the freedom of movement of the sheave 120 by the guide module.
In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A traction machine loading test device is characterized by comprising:
the tractor comprises a frame, a driving mechanism and a driving mechanism, wherein the frame is used for placing a tractor;
the radial loading module is mounted on the rack and comprises a lever, the lever comprises a hinged part, a first connecting part and a second connecting part, the first connecting part is provided with a rope wheel, the rope wheel is used for connecting a traction wheel of the traction machine, and the second connecting part is provided with a load;
the guide module is installed in the frame, the guide module comprises a guide rail, the guide rail extends in the vertical direction, a sliding block is installed on the guide rail, and the rope wheel is installed on the sliding block.
2. The hoisting machine loading test apparatus according to claim 1, characterized in that: the radial loading module comprises an installation support, the rope wheel is rotatably installed on the installation support, one end of the installation support is fixedly connected with the sliding block, and one end of the installation support is hinged to the first connecting portion.
3. The hoisting machine loading test apparatus according to claim 1, characterized in that: the load includes a stage and a weight plate, the stage is mounted on the second connecting portion, and the weight plate is detachably mounted on the stage.
4. The hoisting machine loading test apparatus according to claim 1, characterized in that: the first connection portion is located between the hinge portion and the second connection portion.
5. The hoisting machine loading test apparatus according to claim 1, characterized in that: the traction machine loading test device comprises a steel wire rope, and the steel wire rope is wound between the traction sheave and the rope sheave.
6. The hoisting machine loading test apparatus according to claim 1, characterized in that: the traction machine loading test device comprises a torque loading module, the torque loading module is installed on the rack, the torque loading module comprises a loader, and the loader is used for being connected with the traction sheave.
7. The hoisting machine loading test apparatus according to claim 6, wherein: the torque loading module comprises a coupler, and the coupler is connected between an output shaft of the loading machine and a rotating shaft of the traction sheave.
8. The hoisting machine loading test apparatus according to claim 6, wherein: the loader is provided with a sensor, and the sensor is used for detecting the output torque and the rotating speed of the loader.
9. The hoisting machine loading test apparatus according to claim 1, characterized in that: the frame includes the box, the box has the open appearance chamber in top, radial loading module with the direction module is installed in holding the chamber, a supporting beam is installed at the top of box, install the testboard on the supporting beam, the testboard is used for laying the hauler.
10. The hoisting machine loading test apparatus according to claim 9, wherein: the side of the cavity is open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221627893.9U CN218320152U (en) | 2022-06-27 | 2022-06-27 | Traction machine loading testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221627893.9U CN218320152U (en) | 2022-06-27 | 2022-06-27 | Traction machine loading testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218320152U true CN218320152U (en) | 2023-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221627893.9U Active CN218320152U (en) | 2022-06-27 | 2022-06-27 | Traction machine loading testing device |
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| CN (1) | CN218320152U (en) |
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- 2022-06-27 CN CN202221627893.9U patent/CN218320152U/en active Active
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