CN213387312U - Elevation tension testing device - Google Patents
Elevation tension testing device Download PDFInfo
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- CN213387312U CN213387312U CN202022085531.9U CN202022085531U CN213387312U CN 213387312 U CN213387312 U CN 213387312U CN 202022085531 U CN202022085531 U CN 202022085531U CN 213387312 U CN213387312 U CN 213387312U
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Abstract
The utility model discloses an elevation tension testing device, wherein a force application device is detachably connected with a walking device, and is positioned at the left side of the walking device, the walking device is connected with the guide rail in a sliding way and is positioned at the left side of the guide rail, the guide rail is detachably connected with the fixing device, and is positioned at the left side of the fixing device, the fixing device is arranged on the ground, the first pulley block and the second pulley block both comprise two pulley seats, the first pulley block is positioned above the second pulley block, the two pulley seats are detachably connected with the fixing device, the two pulley seats are respectively positioned at two sides of the fixing device, the power device is arranged at the right side of the fixing device, the mechanical structure realizes the automation of the test, reduces the operation flow of workers and ensures the operation safety of the workers.
Description
Technical Field
The utility model relates to an electromechanical engineering test equipment technical field especially relates to an elevation tension test device.
Background
In the working process of the lifting equipment, the influence of wind load on the working process of the lifting equipment needs to be simulated, the wind load strength is converted into horizontal tension according to a Bernoulli equation, the wind resistance of the working process of the equipment can be completely reflected through testing the tension, the traditional equipment needs a worker to stand on a ground handheld tension meter for testing, because the angle difference exists between the connection line of the worker and the equipment and the horizontal position, the horizontal tension needs to be converted into inclination tension during testing, the equipment is always in the lifting motion process, the constant speed and the acceleration cannot be maintained through the manual tension, the tension reading can be influenced in the lifting process of the equipment, the equipment needs to be stopped to work firstly, then the tension testing is carried out, and the whole testing process is complex in operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an elevation tension test device aims at solving the technical problem that the existing equipment operation among the prior art is complicated.
In order to achieve the above object, the present invention provides an elevation tension testing device, which comprises a force applying device, a traveling device, a guide rail, a fixing device, a first pulley block, a second pulley block, a power device and a steel wire rope, wherein the force applying device is detachably connected with the traveling device and is located on the left side of the traveling device, the traveling device is slidably connected with the guide rail and is located on the left side of the guide rail, the traveling device comprises two traveling pulleys, each traveling pulley is detachably connected with the force applying device and is located on the right side of the traveling device, the guide rail is detachably connected with the fixing device and is located on the left side of the fixing device, the fixing device is arranged on the ground, the first pulley block and the second pulley block both comprise two pulley seats, the first pulley block is located above the second pulley block, the two pulley seats are detachably connected with the fixing device and are respectively located on two sides of the fixing device, the power device is arranged on the right side of the fixing device, the power device, the first pulley block and the traveling device are connected through the steel wire rope, and the power device, the second pulley block and the force application device are connected through the steel wire rope.
The force application device comprises a first baffle, a second baffle, a sensor, a third pulley and a support plate, one end of the first baffle is detachably connected with the support plate and is located on the left side of the support plate, one end of the second baffle is detachably connected with the support plate and is located below the first baffle, the sensor is placed between the first baffle and the second baffle, and the third pulley is detachably connected with the second baffle and is located at the top of the second baffle.
Wherein, power device includes servo motor, reduction gear and reel device, servo motor with the connection can be dismantled to the reduction gear, and is located the right side of reduction gear, the reel device with the connection can be dismantled to the reduction gear, and is located the left side of reduction gear, the reduction gear has first pivot, first pivot is located the left side of reduction gear.
The winding drum device comprises a first support, a first rotary disc, a first winding drum, a second rotary disc, a second winding drum, a third rotary disc and a second support, wherein the first support is fixedly connected with the first rotary disc and positioned on the left side of the first rotary disc, one end of the first winding drum is rotatably connected with the second rotary disc, the other end of the first winding drum is rotatably connected with the second rotary disc, the first winding drum is positioned between the first rotary disc and the second rotary disc, one end of the second winding drum is rotatably connected with the second rotary disc, the other end of the second winding drum is rotatably connected with the third rotary disc, the second winding drum is positioned between the second rotary disc and the third rotary disc, and the second support is fixedly connected with the third rotary disc and positioned on the right side of the third rotary disc.
And one end of the first rotating shaft sequentially penetrates through the third rotating disc and the second rotating disc from right to left and is rotatably connected with the third rotating disc.
Wherein, first reel includes second pivot, ratchet, first gear, second gear and locking piece, the one end of second pivot with first carousel rotates to be connected, the other end of second pivot with the second carousel rotates to be connected, and is located first carousel with between the second carousel, the ratchet cover is located the surface of second pivot, and is located first carousel with between the second carousel, first gear cover is located the surface of first pivot, and is located the right side of ratchet, the second gear cover is located the surface of second pivot, and is located the top of second gear, the locking piece cover is located the surface of first pivot, and is located the left side of ratchet.
Wherein, the second reel includes third pivot, belt, pulls out fork and clutch, the one end and the second carousel of third pivot rotate to be connected, the other end of third pivot with the third carousel rotates to be connected, and is located the second carousel with the centre of third carousel, the belt cover is located first pivot with the surface of second pivot, pull out the fork with the connection can be dismantled in the third pivot, and be located the surface of third pivot, the clutch cover is located the surface of third pivot, and be located the right side of pulling out the fork.
The beneficial effects of the utility model are embodied in: the force application device transmits the force borne by the tested equipment to the data acquisition card through the sensor through an electric signal, the data acquisition card performs simple denoising processing on the signal, the signal is transmitted to the computer through a USB protocol, the power device transmits the rotating speed and the direction of the motor to the computer through the servo motor, and finally the signal is displayed through a LabVIEW interface compiled by the computer, so that related data of the tested equipment are obtained, and meanwhile, the power device can be directly controlled through the computer, so that the force application device and the walking device are indirectly controlled, the automation of the test is realized, the operation flow of workers is reduced, and the operation safety of the workers is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 view of the overall structure of the elevation tension testing device of the present invention.
Fig. 2 is a schematic view of the overall structure of the reel device of the present invention.
Fig. 3 is a flow chart of the present invention.
1-force application device, 2-walking device, 3-guide rail, 4-fixing device, 5-first pulley block, 6-second pulley block, 7-power device, 9-steel wire rope, 10-walking pulley, 11-pulley seat, 12-first baffle, 13-second baffle, 14-sensor, 15-third pulley, 16-support plate, 17-servo motor, 18-speed reducer, 19-reel device, 20-first rotating shaft, 21-first support, 22-first rotating disc, 23-first reel, 24-second rotating disc, 25-second reel, 26-third rotating disc, 27-second support, 28-second rotating shaft, 29-ratchet wheel, 30-first gear, 31-second gear, 32-locking block, 34-third shaft, 35-belt, 36-fork, 37-clutch, 38-reel.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, 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 function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 3, the present invention provides an elevation tension testing device, which includes a force applying device 1, a traveling device 2, a guide rail 3, a fixing device 4, a first pulley block 5, a second pulley block 6, a power device 7 and a steel wire rope 9, wherein the force applying device 1 is detachably connected to the traveling device 2 and is located on the left side of the traveling device 2, the traveling device 2 is slidably connected to the guide rail 3 and is located on the left side of the guide rail 3, the traveling device 2 includes two traveling pulleys 10, each traveling pulley 10 is detachably connected to the force applying device 1 and is located on the right side of the traveling device 2, the guide rail 3 is detachably connected to the fixing device 4 and is located on the left side of the fixing device 4, the fixing device 4 is disposed on the ground, the first pulley block 5 and the second pulley block 6 both include two pulley seats 11, the first pulley block 5 is located above the second pulley block 6, the pulley seats 11 are detachably connected with the fixing device 4, the pulley seats 11 are located on two sides of the fixing device 4 respectively, the power device 7 is arranged on the right side of the fixing device 4, the power device 7, the first pulley block 5 and the walking device 2 are connected through the steel wire rope 9, and the power device 7, the second pulley block 6 and the force application device 1 are connected through the steel wire rope 9.
In this embodiment, the force application device 1 is located on the traveling device 2, the guide rail 3 is used for the traveling device 2 to move along the vertical elevation direction, the device is completed by the power device 7, i.e. the elevation direction elevating movement and the horizontal direction applying tension, the guide rail 3 is made of H-shaped steel HW100 × 100 with wide flange and no inclination or small inclination, the two pulleys are H-shaped steel 4-wheel traveling pulleys, all the movement of the device is realized by the steel wire rope 9 through the pulley seat 11, the force application device 1 transmits the force of the tested equipment to the data acquisition card through the sensor 14 through electric signals, the data acquisition card performs simple de-noising processing on the signals, the power device 7 transmits the rotating speed and the direction of the motor to the computer through the servo motor 17, finally, the data is displayed through a LabVIEW interface compiled by a computer, so that the relevant data of the tested equipment is obtained, and meanwhile, the power device 7 can be directly controlled through the computer, so that the force application device 1 and the walking device 2 are indirectly controlled, the automation of the test is realized, the operation process of workers is reduced, and the operation safety of the workers is ensured.
Further, the force application device 1 comprises a first baffle plate 12, a second baffle plate 13, a sensor 14, a third pulley 15 and a support plate 16, wherein one end of the first baffle plate 12 is detachably connected with the support plate 16 and is positioned on the left side of the support plate 16, one end of the second baffle plate 13 is detachably connected with the support plate 16 and is positioned below the first baffle plate 12, the sensor 14 is arranged between the first baffle plate 12 and the second baffle plate 13, and the third pulley 15 is detachably connected with the second baffle plate 13 and is positioned at the top of the second baffle plate 13.
In this embodiment, the force applying device 1 is used for placing the sensor 14, placing the device to be tested, and applying a tensile force to the device to be tested, the sensor 14 is connected with the device to be tested through the steel wire rope 9 during testing to directly obtain related data, so that an error caused by testing by a handheld tension meter is avoided, the testing accuracy is improved, the sensor 14 is connected with the device to be tested through the steel wire rope 9, so that stress data of the device to be tested is obtained, and the third pulley 15 is used for placing the steel wire rope 9.
Further, the bottom of the first shutter 12 and the top of the second shutter 13 have guide rails 3.
In the present embodiment, the guide rail 3 is used for movement of the sensor 14, so that the sensor 14 can move in a horizontal direction within the guide rail 3.
Further, the power device 7 comprises a servo motor 17, a reducer 18 and a winding drum device 19, wherein the servo motor 17 is detachably connected with the reducer 18 and is located on the right side of the reducer 18, the winding drum device 19 is detachably connected with the reducer 18 and is located on the left side of the reducer 18, the reducer 18 is provided with a first rotating shaft 20, and the first rotating shaft 20 is located on the left side of the reducer 18.
In the embodiment, the device adopts the servo motor 17 as power, and obtains rated rotation speed through the reducer 18, the servo motor 17 has higher speed control and position precision than the traditional brush motor, the servo motor 17 converts external input signals into position, speed and current signals of the motor in servo drive to control the motor, and the rotation speed is controlled by the input signals, the response is very sensitive, the input signals can be quickly responded, the servo motor 17 has the characteristics of high linearity, low-voltage normal start, small time constant and the like, the use feeling of workers is improved, the servo motor 17 comprises a driving module, a communication module, a power module and a motor, the power module is used for supplying power to the servo motor 17, the communication module and the driving module are used for a calculator to obtain data of the servo motor 17 and control the servo motor 17, therefore, the operation process of workers can be reduced, detection data can be directly obtained through a computer, time and labor are saved, the winding drum device 19 is used for winding and unwinding the steel wire rope 9, and the first rotating shaft 20 is driven by the servo motor 17.
Further, the winding drum device 19 comprises a first support 21, a first rotating disc 22, a first winding drum 23, a second rotating disc 24, a second winding drum 25, a third rotating disc 26 and a second support 27, wherein the first support 21 is fixedly connected with the first rotating disc 22, and is located on the left side of said first rotary disk 22, one end of said first reel 23 being rotatably connected to said second rotary disk 24, the other end of the first reel 23 is rotatably connected with the second rotary disc 24, the first reel 23 is positioned between the first rotary disc 22 and the second rotary disc 24, one end of the second reel 25 is rotatably connected to the second rotating disc 24, the other end of the second reel 25 is rotatably connected to the third rotating disc 26, the second reel 25 is located between the second rotating disc 24 and the third rotating disc 26, and the second support 27 is fixedly connected with the third rotating disc 26 and located at the right side of the third rotating disc 26.
In this embodiment, the first support 21 and the second support 27 are used for fixing the reel device 19, the first reel 23 is used for winding a rope, the pulley seat 11 on the fixing device 4 at the top is used for changing directions and then dragging the traveling device 2 to move, the second reel 25 and the first reel 23 wind and unwind the steel wire rope 9 with the same length, and when the force application device 1 reaches a rated elevation, the second reel 25 drags the tension sensor 14 in the force application device 1 to apply tension to the device under test.
Further, one end of the first rotating shaft 20 sequentially penetrates through a third rotating disc 26 and the second rotating disc 24 from right to left, and is rotatably connected with the third rotating disc 26.
In the present embodiment, the first rotating shaft 20 is used for powering the first winding drum 23 and the second winding drum 25.
Further, the first winding drum 23 includes a second rotating shaft 28, a ratchet 29, a first gear 30, a second gear 31 and a locking block 32, one end of the second rotating shaft 28 is rotatably connected to the first rotating disc 22, the other end of the second rotating shaft 28 is rotatably connected to the second rotating disc 24 and is located between the first rotating disc 22 and the second rotating disc 24, the ratchet 29 is sleeved on the outer surface of the second rotating shaft 28 and is located between the first rotating disc 22 and the second rotating disc 24, the first gear 30 is sleeved on the outer surface of the first rotating shaft 20 and is located on the right side of the ratchet 29, the second gear 31 is sleeved on the outer surface of the second rotating shaft 28 and is located above the second gear 31, and the locking block 32 is sleeved on the outer surface of the first rotating shaft 20 and is located on the left side of the ratchet 29.
In this embodiment, when the first gear 30 and the second gear 31 are engaged, the first rotating shaft 20 will drive the second rotating shaft 28 to rotate, and when the ratchet 29 is engaged with the second rotating shaft 28, the second rotating shaft 28 is prohibited and locked.
Further, the second winding drum 25 includes a third rotating shaft 34, a belt 35, a shifting fork 36 and a clutch 37, one end of the third rotating shaft 34 is rotatably connected to the second rotating disc 24, the other end of the third rotating shaft 34 is rotatably connected to the third rotating disc 26 and is located between the second rotating disc 24 and the third rotating disc 26, the belt 35 is sleeved on the outer surfaces of the first rotating shaft 20 and the second rotating shaft 28, the shifting fork 36 is detachably connected to the third rotating shaft 34 and is located on the surface of the third rotating shaft 34, and the clutch 37 is sleeved on the outer surface of the third rotating shaft 34 and is located on the right side of the shifting fork 36.
In this embodiment, the first rotating shaft 20 and the output end of the motor are connected by the clutch 37, the belt 35 enables the third rotating shaft 34 to rotate along with the first rotating shaft 20, and the shifting fork 36 is shifted to realize the axial movement of the first rotating shaft 20, so that the first gear 30 and the locking block 32 are engaged with and disengaged from corresponding parts.
Further, the second rotating shaft 28 and the third rotating shaft 34 are provided with reels 38.
In the present embodiment, the reel 38 is used for winding and unwinding the wire rope 9.
Wherein, sliding the shifting fork 36 to the left, the first gear 30 is engaged with the second gear 31, the locking block 32 is disengaged from the ratchet 29, the power device 7 is actuated, the first rotating shaft 20 drives the third rotating shaft 34 to rotate synchronously through the belt 35, the first gear 30 drives the second gear 31 to rotate synchronously in the reverse direction through the gear engagement, the shifting fork 36 is slid to the right, the first gear 30 is disengaged from the second gear 31, the locking block 32 is locked with the ratchet 29, the power device 7 is actuated, the first rotating shaft 20 drives the third rotating shaft 34 to rotate synchronously through the belt 35, and the second rotating shaft 28 still keeps a static state and is locked because the locking block 32 is locked with the ratchet 29.
Wherein, the servo motor 17 is started, the first rotating shaft 20 and the second rotating shaft 28 rotate synchronously, the first reel 23 takes up wires and pulls the walking device 2 to move synchronously with the device under test, the second reel 25 takes off wires, the tension sensor 14 is kept still in the guide rail by releasing the steel wire rope 9, the device under test rises vertically, after reaching a rated elevation, the first gear 30 is separated from the second gear 31, meanwhile, the ratchet 29 locking mechanism locks the second rotation, the first reel 23 is locked, the first rotating shaft 20 is still connected with the second rotating shaft 28 through the belt 35, the first rotating shaft 20 still rotates synchronously with the first rotating shaft 20, the steel wire rope 9 applies tension to the sensor 14, and the tension is applied when the sensor 14 is connected with the device under test through the steel wire rope 9, the sensor 14 generates instantaneous displacement to obtain a tension value, the tension value is fed back to the computer, meanwhile, the speed and the direction of the first rotating shaft 20 are controlled according to an actual measurement value, required related data are recorded, analysis and processing are carried out through the computer to obtain final test data, after the test is finished, the first winding drum 23 is kept in a locking state, the first rotating shaft 20 is reversed, after the tension reading on the computer is observed to return to zero, the first gear 30 and the second gear 31 are re-engaged, the locking block 32 is separated from the ratchet wheel 29, the first rotating shaft 20 continues to rotate in the reverse direction, the second winding drum 25 is used for paying off, the first winding drum 23 is used for taking up, the first winding drum 23 and the second winding drum are kept at the same speed and move in the reverse direction, so that the device to be tested vertically descends.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (6)
1. An elevation tension testing device is characterized in that,
the device comprises a force application device, a walking device, a guide rail, a fixing device, a first pulley block, a second pulley block, a power device and a steel wire rope, wherein the force application device is detachably connected with the walking device and is positioned on the left side of the walking device, the walking device is in sliding connection with the guide rail and is positioned on the left side of the guide rail, the walking device comprises two walking pulleys, each walking pulley is detachably connected with the force application device and is positioned on the right side of the walking device, the guide rail is detachably connected with the fixing device and is positioned on the left side of the fixing device, the fixing device is arranged on the ground, the first pulley block and the second pulley block respectively comprise two pulley seats, the first pulley block is positioned above the second pulley block, the two pulley seats are detachably connected with the fixing device, and the two pulley seats are respectively positioned on two sides of the fixing device, the power device is arranged on the right side of the fixing device, the power device, the first pulley block and the walking device are connected through the steel wire rope, and the power device, the second pulley block and the force application device are connected through the steel wire rope.
2. The elevation tension testing apparatus of claim 1,
the power device comprises a servo motor, a speed reducer and a winding drum device, the servo motor is detachably connected with the speed reducer and is positioned on the right side of the speed reducer, the winding drum device is detachably connected with the speed reducer and is positioned on the left side of the speed reducer, the speed reducer is provided with a first rotating shaft, and the first rotating shaft is positioned on the left side of the speed reducer.
3. The elevation tension testing apparatus of claim 2,
the winding drum device comprises a first support, a first rotary disc, a first winding drum, a second rotary disc, a second winding drum, a third rotary disc and a second support, wherein the first support is fixedly connected with the first rotary disc and positioned on the left side of the first rotary disc, one end of the first winding drum is rotatably connected with the second rotary disc, the other end of the first winding drum is rotatably connected with the second rotary disc, the first winding drum is positioned between the first rotary disc and the second rotary disc, one end of the second winding drum is rotatably connected with the second rotary disc, the other end of the second winding drum is rotatably connected with the third rotary disc, the second winding drum is positioned between the second rotary disc and the third rotary disc, and the second support is fixedly connected with the third rotary disc and positioned on the right side of the third rotary disc.
4. The elevation tension testing apparatus of claim 3,
one end of the first rotating shaft sequentially penetrates through the third rotating disc and the second rotating disc from right to left and is connected with the third rotating disc in a rotating mode.
5. The elevation tension testing apparatus of claim 4,
first reel includes second pivot, ratchet, first gear, second gear and locking piece, the one end of second pivot with first carousel rotates to be connected, the other end of second pivot with the second carousel rotates to be connected, and is located first carousel with between the second carousel, the ratchet cover is located the surface of second pivot, and is located first carousel with between the second carousel, first gear cover is located the surface of first pivot, and is located the right side of ratchet, second gear cover is located the surface of second pivot, and is located the top of second gear, locking piece cover is located the surface of first pivot, and is located the left side of ratchet.
6. The elevation tension testing apparatus of claim 5,
the second reel includes third pivot, belt, pulls out fork and clutch, the one end and the second carousel of third pivot rotate to be connected, the other end of third pivot with the third carousel rotates to be connected, and is located the second carousel with the centre of third carousel, the belt cover is located first pivot with the surface of second pivot, pull out the fork with the connection can be dismantled in the third pivot, and be located the surface of third pivot, the clutch cover is located the surface of third pivot, and be located pull out the right side of fork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022085531.9U CN213387312U (en) | 2020-09-22 | 2020-09-22 | Elevation tension testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022085531.9U CN213387312U (en) | 2020-09-22 | 2020-09-22 | Elevation tension testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213387312U true CN213387312U (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022085531.9U Active CN213387312U (en) | 2020-09-22 | 2020-09-22 | Elevation tension testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213387312U (en) |
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- 2020-09-22 CN CN202022085531.9U patent/CN213387312U/en active Active
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