CN214584086U

CN214584086U - Traction machine static load test bed

Info

Publication number: CN214584086U
Application number: CN202120536654.1U
Authority: CN
Inventors: 张哲淯; 张放; 王建宏; 许忠荣; 陈森
Original assignee: Hitachi Elevator Motor Guangzhou Co Ltd
Current assignee: Hitachi Elevator China Co Ltd; Hitachi Elevator Motor Guangzhou Co Ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-11-02
Anticipated expiration: 2031-03-15

Abstract

The utility model relates to a hauler static test platform, including the body frame body, hang adjusting device and power loading device. The hanging adjusting device comprises an upper guide wheel set and a lower guide wheel set, wherein the upper guide wheel set is arranged on the upper part of the main frame body and can move along a first direction. The lower guide wheel group is arranged at the lower part of the main frame body and can move along the first direction. The method has the advantages that safety parameters such as strength, stress, deformation and the like of a mechanical structure of the tractor to be tested when bearing stress is tested by simulating the bearing stress condition of the tractor to be tested under the actual operation working condition, guiding parameters are provided for the design of the mechanical structure of the tractor, and the mechanical safety performance of the tractor is ensured to meet the standard requirement. The positions of the upper guide wheel set and the lower guide wheel set are adjusted along the first direction, the hanging mode of the traction rope is changed, the installation modes of vertical pull-down, pull-up, wrap angle pull-down and the like of the traction wheel of the traction machine are met, the static load test device is suitable for static load tests of different traction machines, the universality is high, and meanwhile the cost is saved.

Description

Traction machine static load test bed

Technical Field

The utility model relates to an elevator technical field especially relates to a hauler static test platform.

Background

With the development of modern urbanization, high-rise buildings are more and more, and the elevator is taken as the indispensable carrying equipment in the high-rise buildings, so that people can go out conveniently. And the traction machine is used as a power component and plays an important role in the safe operation of the elevator. In order to ensure the safety of the traction machine in the using process, the traction machine needs to be tested.

In general, the strength, deformation, and the like of a mechanical structure of a hoisting machine after receiving a load are simulated and calculated by software. However, the test result obtained through software simulation has a certain difference with the actual working condition data of the tractor operation, and the accuracy is low.

SUMMERY OF THE UTILITY MODEL

Therefore, a tractor static load test bench is needed to improve the test accuracy.

A traction machine static load test stand comprises:

a main frame body;

the hanging adjusting device comprises an upper guide wheel set and a lower guide wheel set, the upper guide wheel set is arranged at the upper part of the main frame body, the lower guide wheel set is arranged at the lower part of the main frame body, and the upper guide wheel set and the lower guide wheel set can move along a first direction; and

and the power loading device is used for connecting the hoisting rope and providing loading force.

In one embodiment, the hanging adjustment device further includes a first driving mechanism and a second driving mechanism, which are disposed on the main frame body, the first driving mechanism is configured to drive the upper guide wheel set to move along the first direction, and the second driving mechanism is configured to drive the lower guide wheel set to move along the first direction;

the first driving mechanism comprises a first driving motor and a first adjusting screw rod connected to the first driving motor, the first adjusting screw rod is arranged along the first direction, and the upper guide wheel set is in threaded connection with the first adjusting screw rod; and/or the second driving mechanism comprises a second driving motor and a second adjusting screw rod connected to the second driving motor, the second adjusting screw rod is arranged along the first direction, and the lower guide wheel set is in threaded connection with the second adjusting screw rod.

In one embodiment, the traction machine static load test stand further comprises a control device, a first displacement detector for detecting the displacement of the upper guide wheel set and a second displacement detector for detecting the displacement of the lower guide wheel set, and the control device is respectively connected with the first displacement detector, the second displacement detector, the first driving mechanism and the second driving mechanism.

In one embodiment, the hanging adjustment device further includes an outer guide wheel set fixed on the upper portion of the main frame body, the outer guide wheel set is disposed on two sides of the upper guide wheel set in the first direction, the number of the power loading devices is at least two, and the at least two power loading devices are disposed corresponding to the outer guide wheel set; at least two of the power loading devices can work independently.

In one embodiment, the power loading device comprises a third driving mechanism, a sensor and a fixed seat for fixing the hoisting rope, wherein the fixed seat is connected to the third driving mechanism through the sensor; the fixing base includes seat main part, fixed axle and locates the convex body of seat main part, the convex body is equipped with at least two, at least two the convex body is relative and the interval sets up, the convex body be equipped with the fixed orifices of fixed axle adaptation, the fixed axle passes the fixed orifices and with the convex body is connected.

In one embodiment, the traction machine static load test bed further comprises a guide rail and an installation seat for installing the traction machine to be tested, the guide rail is arranged on the main frame body and is arranged along the second direction, and the installation seat is slidably arranged on the guide rail.

In one embodiment, the mounting seat includes a mounting plate and a seat body, the seat body is slidably disposed on the guide rail, and the mounting plate is detachably mounted on the top of the seat body.

In one embodiment, the traction machine static test bed further comprises a fourth driving mechanism, and the fourth driving mechanism is used for driving the mounting seat to move along the second direction; the fourth driving mechanism further comprises a third driving motor and a third adjusting screw rod connected to the third driving motor, the third adjusting screw rod is arranged along the second direction, and the mounting seat is in threaded connection with the third adjusting screw rod.

In one embodiment, the traction machine static test stand further comprises a control device and a third displacement detector, the third displacement detector is used for detecting the displacement of the mounting seat, and the control device is respectively connected to the third displacement detector and the fourth driving mechanism.

In one embodiment, the main frame body is provided with an opening at a side part in the first direction, and a notch communicated with the opening is formed at the top part of the main frame body.

The traction machine to be tested is arranged on the traction machine static load test bed, the traction rope bypasses the traction machine to be tested, the traction rope can selectively bypass the upper guide wheel set and the lower guide wheel set according to test requirements, and the end part of the traction rope is connected to the power loading device. And selectively adjusting the positions of the upper guide wheel set and the lower guide wheel set according to the test requirements. The power loading device loads the load capacity according to the test requirement and collects data, so that the static load test of the tractor can be completed. The method has the advantages that safety parameters such as strength, stress, deformation and the like of a mechanical structure of the tractor to be tested when bearing stress is tested by simulating the bearing stress condition of the tractor to be tested under the actual operation working condition, guiding parameters are provided for the design of the mechanical structure of the tractor, the mechanical safety performance of the tractor is ensured to meet the standard requirement, and the test accuracy is improved. In addition, the upper guide wheel set and the lower guide wheel set can move along the first direction, so that the hoisting rope hanging mode of the tractor to be tested can be changed by adjusting the positions of the upper guide wheel set and the lower guide wheel set along the first direction, the static load test bed of the tractor can meet the installation modes of vertical pull-down, pull-up, wrap angle pull-down and the like of the traction wheel of the tractor, the static load test bed is suitable for static load tests of different tractors, the universality is high, and the cost is saved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a traction machine static load test bed according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of another view angle of the static loading test bed of the traction machine shown in fig. 1;

fig. 3 is a front view of the static loading test stand of the traction machine shown in fig. 1;

FIG. 4 is a partial schematic view of the mount shown in FIG. 1;

FIG. 5 is a schematic structural view of the power loading apparatus shown in FIG. 1;

FIG. 6 is an enlarged, fragmentary schematic view of the power loading unit shown in FIG. 5;

fig. 7 is a first schematic diagram of the adjustment principle of the static load test bed of the traction machine shown in fig. 1;

fig. 8 is a schematic diagram of the adjustment principle of the static load test bed of the traction machine shown in fig. 1;

fig. 9 is a third schematic view of the adjustment principle of the static load test stand of the traction machine shown in fig. 1.

Description of the drawings: 10. a main frame body; 11. an opening; 12. a notch; 20. a hanging adjustment device; 21. an upper guide wheel set; 22. an outer guide wheel set; 23. a lower guide wheel set; 24. a first drive mechanism; 241. a first drive motor; 242. a first adjusting screw rod; 25. a second drive mechanism; 251. a second drive motor; 252. a second adjusting screw rod; 30. a power loading device; 31. a third drive mechanism; 32. a sensor; 33. a fixed seat; 331. a seat main body; 332. a fixed shaft; 333. a convex body; 40. a control device; 50. a guide rail; 60. a mounting seat; 61. a base body; 62. mounting a plate; 70. a fourth drive mechanism; 71. a third drive motor; 72. a third adjusting screw rod; 80. a traction machine; 90. a hoisting rope.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

Referring to fig. 1 and 2, a traction machine static load test stand according to an embodiment of the present invention includes a main frame 10, a suspension adjusting device 20, and a power loading device 30. The hanging adjustment device 20 includes an upper guide pulley set 21 and a lower guide pulley set 23, and the upper guide pulley set 21 is disposed on the upper portion of the main frame 10 and is movable in a first direction. The lower guide pulley group 23 is provided at a lower portion of the main frame 10 and is movable in a first direction. The power loading device 30 is used for connecting the hoisting rope 90 and providing loading force.

The first direction is a longitudinal direction of the main frame 10.

The traction machine static load test stand is provided with the traction machine 80 to be tested, the traction rope 90 is wound around the traction machine 80 to be tested, the traction rope can selectively wind around the upper guide pulley group 21 and the lower guide pulley group 23 according to test requirements, and the end part of the traction rope 90 is connected to the power loading device 30. The positions of the upper guide wheel set 21 and the lower guide wheel set 23 are selectively adjusted according to the test requirements. The power loading device 30 loads the load according to the test requirement and collects data, so that the static load test of the tractor can be completed. The safety parameters such as strength, stress, deformation and the like of the mechanical structure of the tractor 80 to be tested when bearing stress are tested by simulating the bearing stress condition of the tractor 80 to be tested under the actual operation working condition, so that guidance parameters are provided for the mechanical structure design of the tractor, and the mechanical safety performance of the tractor is ensured to meet the standard requirements. In addition, the upper guide wheel set 21 and the lower guide wheel set 23 can move along the first direction, so that the hanging mode of the traction rope 90 can be changed by adjusting the positions of the upper guide wheel set 21 and the lower guide wheel set 23 along the first direction, the traction wheel static load test bed of the traction machine can meet the installation modes of vertical pull-down, pull-up, wrap angle pull-down and the like of the traction wheel of the traction machine, the static load test bed of different traction machines is suitable for static load tests, the universality is strong, and the cost is saved.

In one embodiment, referring to fig. 3, the hanging adjustment device 20 further includes a first driving mechanism 24 and a second driving mechanism 25, which are disposed on the main frame 10, wherein the first driving mechanism 24 is used for driving the upper guide wheel set 21 to move along the first direction, and the second driving mechanism 25 is used for driving the lower guide wheel set 23 to move along the first direction. Thus, the first driving mechanism 24 and the second driving mechanism 25 are started, the positions of the upper guide wheel set 21 and the lower guide wheel set 23 can be automatically adjusted correspondingly, the working efficiency is improved, and the labor intensity of workers is reduced.

Alternatively, referring to fig. 3, the first driving mechanism 24 includes a first driving motor 241 and a first adjusting screw 242 connected to the first driving motor 241, the first adjusting screw 242 is disposed along the first direction, and the upper guide pulley set 21 is threadedly connected to the first adjusting screw 242. Specifically, the first driving motor 241 is provided at an upper portion of the main frame 10 through a fixing base. When a static load test is needed, the first driving motor 241 is started, the first driving motor 241 drives the first adjusting screw 242 to rotate, and then the upper guide wheel group 21 is driven to do linear motion along the first direction, so that the automatic adjustment of the position of the upper guide wheel group 21 is realized, the working efficiency is improved, and the manual labor intensity is reduced. In addition, the first driving motor 241 is matched with the first adjusting screw 242, so that the position of the upper guide wheel set 21 can be quickly adjusted, the efficiency is improved, the adjustment precision is high, and the use is convenient. Of course, in other embodiments, the first driving mechanism 24 may also adjust the position of the upper guide wheel set 21 by pneumatic transmission, hydraulic transmission, etc.

Alternatively, referring to fig. 3, the second driving mechanism 25 includes a second driving motor 251 and a second adjusting screw 252 connected to the second driving motor 251, the second adjusting screw 252 is disposed along the first direction, and the lower guide wheel set 23 is threadedly connected to the second adjusting screw 252. Specifically, the second driving motor 251 is provided at the bottom of the main frame 10 through a fixing base. When a static load test is needed, the second driving motor 251 is started, the second driving motor 251 drives the second adjusting screw 252 to rotate, and then the lower guide wheel group 23 is driven to do linear motion along the first direction, so that the position of the lower guide wheel group 23 is automatically adjusted, the working efficiency is improved, and the manual labor intensity is reduced. In addition, the second driving motor 251 is matched with the second adjusting screw rod 252, so that the position of the lower guide wheel set 23 can be quickly adjusted, the efficiency is improved, the adjustment precision is high, and the use is convenient. Of course, in other embodiments, the second driving mechanism 25 may also adjust the position of the lower guide wheel set 23 by pneumatic transmission, hydraulic transmission, etc.

Further, referring to fig. 2 and 3, the traction machine static load test stand further includes a control device 40, a first displacement detector for detecting a displacement of the upper guide wheel set 21, and a second displacement detector for detecting a displacement of the lower guide wheel set 23. The control device 40 is connected to the first displacement detector, the second displacement detector, the first drive mechanism 24, and the second drive mechanism 25, respectively. Specifically, the first displacement detector is disposed at a position of the main frame 10 corresponding to the upper guide roller set 21, and the second displacement detector is disposed at a position of the main frame 10 corresponding to the lower guide roller set 23. In this way, in the process of adjusting the positions of the upper guide wheel set 21 and the lower guide wheel set 23, the first displacement detector detects the displacement condition of the upper guide wheel set 21 in real time, the second displacement detector detects the displacement condition of the lower guide wheel set 23 in real time, and sends the displacement condition to the control device 40, and the control device 40 controls the first driving mechanism 24 and the second driving mechanism 25 to work according to the displacement condition.

Optionally, the first displacement detector and the second displacement detector are limit switches, infrared distance meters, and the like.

Specifically, the control device 40 is provided with a control button, and the magnitude of the output force of the power loading device or the like is controlled by the control button. In addition, the control device 40 is further provided with a remote operation handle, so that remote operation is facilitated.

In one embodiment, referring to fig. 1 and 3, the hanging adjustment device 20 further includes an outer guide pulley set 22 fixed to an upper portion of the main frame 10, and the outer guide pulley set 22 is disposed on both sides of the upper guide pulley set 21 in the first direction. The number of the power loading devices 30 is at least two, and at least two of the power loading devices 30 are arranged corresponding to the outer guide wheel set 22. Therefore, during the static load test, the hauling rope 90 bypasses the towing machine 80 to be tested, selectively bypasses the upper guide wheel group 21, the outer guide wheel group 22 and the lower guide wheel group 23, two ends of the hauling rope 90 are respectively fixed on the two power loading devices 30, and the two power loading devices 30 provide loading force to simulate the bearing stress condition of the towing machine 80 to be tested under the actual operation working condition.

It should be noted that, under actual conditions, the bearing capacities of the two sides of the hoisting machine 80 to be tested are different. Specifically, the two power loading devices 30 can work independently; both power loading devices 30 are connected to the control device 40, and the control device 40 controls both power loading devices 30 individually. Therefore, in the static load test process, the two power loading devices 30 are independently controlled and do not influence each other. The two power loading devices 30 are rated at 6 tons, and have an upper limit of 8 tons.

In one embodiment, referring to fig. 5 and 7, the power loading device 30 includes a third driving mechanism 31, a sensor 32, and a fixing base 33 for fixing the hoist rope 90, and the fixing base 33 is connected to the third driving mechanism 31 through the sensor 32. Specifically, the sensor 32 is mounted to the power output end of the third driving mechanism 31 by a fastener, and the fixed seat 33 is mounted to the sensor 32 by a fastener. In this way, during the static load test, the hoisting rope 90 is fixed to the fixing seat 33, the third driving mechanism 31 outputs the loading force according to the bearing stress condition in the actual working condition of the hoisting machine 80 to be tested, and the loading force is collected by the sensor 32.

Alternatively, the third driving mechanism 31 may include a hydraulic cylinder and an attachment structure. Of course, in other embodiments, the third driving mechanism 31 may also be other devices having the same function, such as an electric cylinder, and the like, without being limited thereto.

In particular, the control device 40 further comprises a display, the sensors 32 being connected to the display and to the control elements of the control device 40, respectively. In this way, in the process of the static load test, the control element controls the third driving mechanism 31 to output a corresponding loading force according to the preset value, and meanwhile, the sensor 32 collects the loading force output by the third driving mechanism 31 and transmits the loading force to the display, and the display displays the loading force.

Further, referring to fig. 5 and 6, the fixing base 33 includes a base main body 331, a fixing shaft 332, and a convex body 333 disposed on the base main body 331. The convex bodies 333 are provided with at least two, and at least two convex bodies 333 are arranged oppositely and at intervals. The convex body 333 is provided with a fixing hole adapted to the fixing shaft 332, and the fixing shaft 332 passes through the fixing hole and is coupled to the convex body 333. Thus, the hoist rope 90 is wound around the fixing shaft 332, and the fixing clip is used to lock and fix the hoist rope 90, so that the hoist rope 90 is fixed on the fixing base 33, and the operation is firm, reliable and simple. Of course, in other embodiments, a through hole for passing the hoist rope 90 may be provided in the fixing base 33; alternatively, the fixing base 33 is provided to a jig, and the hoist rope 90 is fixed by the jig.

In one embodiment, referring to fig. 2 and 4, the traction machine static load test stand further includes a guide rail 50 and an installation base 60 for installing a traction machine 80 to be tested, the guide rail 50 is disposed on the main frame 10 and is arranged along the second direction, and the installation base 60 is slidably disposed on the guide rail 50. In this way, in the static load test, the mounting base 60 is moved in the second direction, so that the mounting base 60 moves to the end of the guide rail 50, that is, the edge of the main frame 10, and the traction machine 80 to be tested is conveniently mounted. The mounting base 60 is moved in the reverse direction to bring the mounting base 60 to the position required for the test. In addition, the position of the mounting seat 60 is adjusted according to different hanging centers of the hoisting machine 80 to be tested, so that the static load test of different hoisting machines 80 is applicable, the universality is strong, and the accuracy and the reliability of the static load test can be improved.

The second direction is a width direction of the main frame 10, and may be a direction perpendicular to the first direction.

Alternatively, the guide rail 50 is a dovetail guide rail, and the mounting base 60 is slidably engaged with the dovetail guide rail. Thus, the mounting base 60 is in surface contact with the dovetail groove guide rail, and the bearing capacity is large, so that the heavy tractor 80 can be borne. Of course, the guide 50 may also be a linear guide.

Further, referring to fig. 4, the mounting base 60 includes a mounting plate 62 and a base body 61, the base body 61 is slidably disposed on the guide rail 50, and the mounting plate 62 is detachably mounted on the top of the base body 61. Specifically, the traction machine to be tested is detachably mounted to the mounting plate 62 by a fastener; wherein, the fastener is a bolt, a screw and the like. Thus, different mounting plates 62 can be replaced for the traction machines of different models, the requirements for mounting the traction machines of different types and specifications are met, and the universality is high.

Optionally, the mounting plate 62 is provided with mounting holes. During installation, the fastener is arranged in the mounting hole in a penetrating manner, and the mounting plate 62 is detachably mounted on the base body 61 through the fastener. Or, the top of pedestal 61 is equipped with the mounting groove, and mounting panel 62 corresponds the lug that is equipped with the mounting groove adaptation, and the mounting groove is located to the lug, realizes being connected with dismantling of pedestal 61 mounting panel 62. Or, the top of mounting panel 62 is equipped with the mounting groove, and pedestal 61 corresponds the lug that is equipped with the mounting groove adaptation, and the lug is located in the mounting groove.

In one embodiment, referring to fig. 2 and 4, the traction machine static test stand further includes a fourth driving mechanism 70, and the fourth driving mechanism 70 is used for driving the mounting base 60 to move along the second direction. Thus, when the fourth driving mechanism 70 is started, the position of the mounting seat 60 can be automatically adjusted by the fourth driving mechanism 70, so that the working efficiency is improved, and the labor intensity of workers is reduced.

Alternatively, referring to fig. 2 and 4, the fourth driving mechanism 70 includes a third driving motor 71 and a third adjusting screw 72 connected to the third driving motor 71, the third adjusting screw 72 is disposed along the second direction, and the mounting base 60 is screwed to the third adjusting screw 72. When a test is needed, the third driving motor 71 is started, the third driving motor 71 drives the third adjusting screw 72 to rotate, and then the mounting base 60 is driven to do linear motion along the second direction, so that the automatic adjustment of the position of the mounting base 60 is realized, the working efficiency is improved, and the manual labor intensity is reduced. In addition, the third driving motor 71 is matched with the third adjusting screw 72, so that the position of the mounting seat 60 can be quickly adjusted, the efficiency is improved, and meanwhile, the adjustment precision is high and the use is convenient. Of course, in other embodiments, the fourth driving mechanism 70 may also adjust the position of the mounting seat 60 by pneumatic transmission, hydraulic transmission, etc.

Further, referring to fig. 2 and 4, the traction machine static load test stand further includes a third displacement detector for detecting a displacement of the mounting base 60; the control device 40 is also connected to the third displacement detector and the fourth driving mechanism 70. Specifically, the third displacement detector is provided at a position of the main frame 10 corresponding to the mount 60, and the control device 40 is connected to the third drive motor 71. In this way, during the movement of the mounting base 60, the third displacement detector detects the displacement of the mounting base 60 in real time, and sends the displacement to the control device 40, and the control device 40 controls the operation of the fourth driving mechanism 70 according to the displacement. Wherein, the third displacement detector is a limit switch, an infrared distance meter and the like.

In one embodiment, referring to fig. 1 and 2, the main frame body 10 is provided with an opening 11 at a side portion along the first direction, and the main frame body 10 is provided with a notch 12 at a top portion thereof, which is communicated with the opening 11. Therefore, during static load test, the installation seat 60 is slid, the installation seat 60 is moved to the edge of the main frame body 10 and is located right below the notch 12, the hoisting device is adopted to hoist the tractor 80 to be tested on the installation seat 60 from the opening 11 and the notch 12, and the installation of the tractor 80 to be tested is facilitated.

Specifically, the main frame body 10 is a frame body formed by assembling i-shaped steel and channel steel, so that the traction machine static load test bed has good bearing capacity. In addition, the main frame 10 further includes a connecting plate connected to the frame to achieve the connection and reinforcement function.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a hauler static test platform which characterized in that includes:

a main frame body;

2. The traction machine static test stand according to claim 1, wherein the suspension adjusting device further includes a first driving mechanism and a second driving mechanism provided to the main frame, the first driving mechanism being configured to drive the upper guide pulley set to move in the first direction, the second driving mechanism being configured to drive the lower guide pulley set to move in the first direction;

3. The hoisting machine static test stand according to claim 2, further comprising a control device, a first displacement detector for detecting displacement of the upper guide wheel set, and a second displacement detector for detecting displacement of the lower guide wheel set, wherein the control device is connected to the first displacement detector, the second displacement detector, the first driving mechanism, and the second driving mechanism, respectively.

4. The traction machine static load test bed according to claim 1, wherein the hanging adjustment device further comprises an outer guide wheel set fixed on the upper portion of the main frame body, the outer guide wheel set is arranged on both sides of the upper guide wheel set in the first direction, the number of the power loading devices is at least two, and the at least two power loading devices are arranged corresponding to the outer guide wheel set; at least two of the power loading devices can work independently.

5. The traction machine static load test bed according to claim 1, wherein the power loading device comprises a third driving mechanism, a sensor and a fixed seat for fixing the traction rope, and the fixed seat is connected to the third driving mechanism through the sensor;

the fixing base includes seat main part, fixed axle and locates the convex body of seat main part, the convex body is equipped with at least two, at least two the convex body is relative and the interval sets up, the convex body be equipped with the fixed orifices of fixed axle adaptation, the fixed axle passes the fixed orifices and with the convex body is connected.

6. The hoisting machine static test stand according to claim 1, further comprising a guide rail provided on the main frame and provided along the second direction, and an attachment seat for attaching the hoisting machine to be tested, the attachment seat being slidably provided on the guide rail.

7. The hoisting machine static test stand according to claim 6, wherein the mounting base includes a mounting plate and a base body, the base body is slidably provided to the guide rail, and the mounting plate is detachably mounted to a top of the base body.

8. The hoisting machine static test stand of claim 6, further comprising a fourth drive mechanism for driving the mount to move in the second direction;

the fourth driving mechanism further comprises a third driving motor and a third adjusting screw rod connected to the third driving motor, the third adjusting screw rod is arranged along the second direction, and the mounting seat is in threaded connection with the third adjusting screw rod.

9. The hoisting machine static test stand according to claim 8, further comprising a control device and a third displacement detector, wherein the third displacement detector is configured to detect a displacement of the mounting base, and the control device is connected to the third displacement detector and the fourth driving mechanism, respectively.

10. The hoisting machine static test stand according to any one of claims 1 to 9, wherein the main frame body is provided with an opening at a side portion in the first direction, and a notch communicating with the opening is provided at a top portion of the main frame body.