CN112985666A - Speed-limiting tension detection device - Google Patents
Speed-limiting tension detection device Download PDFInfo
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- CN112985666A CN112985666A CN202110189412.4A CN202110189412A CN112985666A CN 112985666 A CN112985666 A CN 112985666A CN 202110189412 A CN202110189412 A CN 202110189412A CN 112985666 A CN112985666 A CN 112985666A
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- 238000001514 detection method Methods 0.000 title claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 238000004804 winding Methods 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010079 rubber tapping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0033—Force sensors associated with force applying means applying a pulling force
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
The application relates to a speed-limiting tension detection device, which relates to the technical field of speed limiter detection and comprises a rack, a motor base arranged on the rack, a driving motor arranged on the motor base, a speed limiter arranged on one side of the driving motor on the rack and an installation mechanism used for installing the speed limiter, wherein a load motor is arranged below the installation mechanism, rope winding shafts are sleeved on output shafts of the driving motor and the load motor, a steel wire rope is arranged between the two rope winding shafts, two ends of the steel wire are respectively wound on the corresponding rope winding shafts, and the steel wire rope bypasses a rotating wheel of the speed limiter; a force measuring mechanism is arranged on one side of the driving motor, which is far away from the speed limiter; the force measuring mechanism comprises a connecting plate fixedly arranged on the rack, a tension sensor connected between the connecting plate and the motor base and a display screen arranged on one side of the connecting plate, which is far away from the driving motor, for displaying data readings of the tension sensor; and the motor cabinet slides with the frame and is connected, and this application has the inconvenient effect of improvement measurement speed limit pulling force.
Description
Technical Field
The application relates to the technical field of speed limiter detection, in particular to a speed-limiting tension detection device.
Background
The speed limiter is generally used on an elevator, the method adopted by the existing elevator speed limiter is mainly static lifting force test when the lifting force function is tested, and the actual field lifting force of the elevator is dynamic lifting force. Therefore, the dynamic pulling force measuring device for the speed limiter has more practical significance, a platform with a certain height needs to be built for the conventional dynamic pulling force measuring device at present, the device has certain requirements on the height of an inspection site, and the speed limiting pulling force is inconvenient to measure.
Disclosure of Invention
In order to improve the inconvenient defect of measurement speed limit pulling force, this application provides a speed limit pulling force detection device.
The application provides a speed limit pulling force detection device adopts following technical scheme: the device comprises a rack, a motor base arranged on the rack, a driving motor arranged on the motor base, a speed limiter arranged on one side of the driving motor on the rack, and an installation mechanism for installing the speed limiter, wherein a load motor is arranged below the installation mechanism, rope winding shafts are sleeved on output shafts of the driving motor and the load motor, a steel wire rope is arranged between the two rope winding shafts, two ends of the steel wire are respectively wound on the corresponding rope winding shafts, and the steel wire rope winds around a rotating wheel of the speed limiter; a force measuring mechanism is arranged on one side of the driving motor, which is far away from the speed limiter; the rack comprises a detection plate and a plurality of support legs arranged on the bottom surface of the detection plate; the force measuring mechanism comprises a connecting plate fixedly arranged on the detection plate, a tension sensor connected between the connecting plate and the motor base and a display screen arranged on one side of the connecting plate, which is far away from the driving motor, and used for displaying data readings of the tension sensor; and the motor base is connected with the frame in a sliding manner.
By adopting the technical scheme, when a worker measures the pulling force of the speed limiter during speed limiting, the speed limiter is firstly installed on a frame through an installation mechanism, then a steel wire rope wound on two rope winding shafts is installed on the speed limiter in a lap mode, then a load motor is started to provide a constant load for the speed limiter, a driving motor is started simultaneously, the rotating direction of the driving motor is consistent with the rotating direction of the load motor, as a motor base is connected with the frame in a sliding mode, when the driving motor is started, the steel wire rope exerts the pulling force which is in the reverse direction towards the speed limiter on the driving motor and the motor base, the motor base slides towards the direction close to the speed limiter, and further exerts the pulling force on a pulling force sensor, the worker can observe through a display screen, the rotating speed of the driving motor is increased, the pulling force of the speed limiter on the, at the moment, the pulling force reaches the maximum value, and the worker can read the pulling force through the display screen; the measurement is convenient, and whole equipment volume is less relatively, and the effectual inconvenient defect of staff's measurement speed limit pulling force that has improved.
Optionally, the mounting mechanism includes two baffles arranged on the frame, the two baffles are arranged at intervals and parallel to each other, a bearing plate is arranged between the two baffles, the bearing plate is connected with the detection plate in a sliding manner, and a driving assembly for driving the bearing plate to slide is arranged between the two baffles; the speed limiter is arranged on the top surface of the bearing plate, and a clamping assembly used for fixing the speed limiter is arranged on the bearing plate.
Through adopting above-mentioned technical scheme, the staff fixes the overspeed governor centre gripping on the loading board through the centre gripping subassembly, then drives the loading board through drive assembly and moves to wire rope's below, then makes wire rope take on to hold and fix on the overspeed governor, starts driving motor and bears a burden the weight of the motor and measure.
Optionally, the driving assembly comprises a threaded rod rotatably connected between the two baffles, a linkage block is arranged on the bearing plate, and the threaded rod is in threaded connection with the linkage block; one end of the threaded rod penetrates through the corresponding baffle, and a hand wheel is arranged at one end of the threaded rod penetrating through the baffle.
Through adopting above-mentioned technical scheme, the staff drives the threaded rod through rotating the hand wheel and slides in the linkage piece, drives the motion of linkage piece, and then drives the loading board motion.
Optionally, a guide post is further arranged between the two baffles, the guide post and the threaded rod are arranged at intervals and are parallel to each other, a sliding block is arranged on the top surface of the bearing plate, and the guide post and the sliding block are connected in a sliding mode.
Through adopting above-mentioned technical scheme, when the loading board moved, the sliding block slided on the guide post, and the guide post plays the guide effect to the motion of loading board through the sliding block, has effectually guaranteed the stationarity of loading board motion.
Optionally, a limiting assembly for fixing the position of the bearing plate is arranged on the bearing plate.
Through adopting above-mentioned technical scheme, treat that the loading board moves to behind the wire rope below, inject the position of loading board through spacing subassembly, prevent to take place to move at the measuring in-process loading board, the effectual accuracy of guaranteeing the measuring result.
Optionally, the limiting assembly comprises two supporting plates which are arranged at intervals and parallel to each other, the two supporting plates are both fixedly arranged on the bearing plate, a top plate is arranged at one end of each of the two supporting plates, which is far away from the bearing plate, a fastening bolt is connected to the top plate in a threaded manner, and a butt plate is rotatably connected to one end, which is close to the bearing plate, of the fastening bolt; the threaded rod is below the abutting plate.
Through adopting above-mentioned technical scheme, the staff is through rotating fastening bolt, and fastening bolt slides on the roof, and then drives butt plate downstream, until the butt plate butt on the threaded rod, with the fixed position of loading board.
Optionally, the centre gripping subassembly is including setting up first splint and the second splint on the loading board, first splint are the interval with the second splint and set up and be parallel to each other, first splint set firmly on the loading board, and the top surface of second splint and loading board slides and is connected, is provided with two clamping screw between first splint and second splint, and two clamping screw are close to the one end of first splint and all pass first splint, have the centre gripping nut at the equal threaded connection of one end that two clamping screw passed first splint.
Through adopting above-mentioned technical scheme, the staff is through rotating two centre gripping nuts in proper order, and two centre gripping nuts slide on corresponding centre gripping screw rod respectively, and then drive the second splint and move to first splint, and it is fixed with the overspeed governor centre gripping until first splint fortune second splint.
Optionally, a lifting mechanism for lifting the steel wire ropes at the two ends of the speed limiter is arranged on the detection plate.
Through adopting above-mentioned technical scheme, after the staff measures and accomplishes, through starting the wire rope upward movement that hoist mechanism drove the overspeed governor both ends and break away from the overspeed governor, staff's accessible actuating mechanism drives the below of overspeed governor motion tapping wire rope, then change the overspeed governor, make the loading board drive the below that the overspeed governor moved to wire rope after the change is accomplished again, rethread drive hoist mechanism drives wire rope downstream, start driving motor and heavy burden motor simultaneously and make wire rope's length shorten, hold and fix on the overspeed governor until wire rope, then detect, the effectual convenience that improves the staff and change the overspeed governor.
Optionally, the lifting mechanism includes a bearing plate disposed below the frame, the bearing plate and the frame are provided with a lifting member, the bearing plate is connected with the detection plate through the lifting member, the bearing plate is provided with two sets of support rods, the two sets of support rods are respectively located below the steel wire ropes on two sides of the speed limiter, each set of support rod includes two support rods, the two support rods are disposed at intervals and are parallel to each other, and a rotating shaft is rotatably connected between the two support rods; two lifting through grooves are formed in the detection plate, and the two groups of support rods can penetrate through the corresponding lifting through grooves.
Through adopting above-mentioned technical scheme, the staff is through starting the lifting member, and the lifting member drives bearing plate upward movement, and then drives two sets of bracing pieces upward movement, all contacts wire rope until two axis of rotation, then continues to make bearing plate upward movement, breaks away from the overspeed governor until wire rope.
Optionally, two all the cover is equipped with two spacing dishes in the axis of rotation, and two spacing dishes are the interval and set up, wire rope is in between two spacing dishes.
Through adopting above-mentioned technical scheme, two spacing dishes are effectual with the position fixation when the wire rope motion, prevent to break away from the overspeed governor at the in-process of wire rope motion.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the speed limiter is installed on a rack through an installation mechanism by a worker, then a steel wire rope wound on two rope winding shafts is installed on the speed limiter in a lap mode, then a load motor is started to provide a constant load for the speed limiter, a driving motor is started at the same time, a motor seat slides in the direction close to the speed limiter, and further tension is applied to a tension sensor, the worker can observe through a display screen, the rotating speed of the driving motor is increased, the tension of the speed limiter on the steel wire rope is increased until the moving speed of the steel wire rope reaches the rated speed of the speed limiter, the tension reaches the maximum value at the moment, and the worker can read the tension through; the measurement is convenient, the whole equipment is relatively small in size, and the defect that the measurement of speed-limiting tension by workers is inconvenient is effectively overcome;
2. after measurement is completed, the steel wire rope is firstly detached from the speed limiter, then the driving assembly drives the bearing plate to move, then the clamping nut is rotated, then the speed limiter is detached, the speed limiter is replaced, the clamping assembly clamps and fixes the speed limiter, and then the driving assembly drives the speed limiter to move to the position below the steel wire rope for measurement, so that convenience of replacement of the speed limiter by workers is effectively improved;
3. the staff drives the wire rope upward movement at overspeed governor both ends and breaks away from the overspeed governor through starting hoist mechanism, then drive the below of overspeed governor motion tapping rope through actuating mechanism, then change the overspeed governor, make the loading board drive the overspeed governor motion to wire rope's below again after the change is accomplished, rethread drive hoist mechanism drives wire rope downward movement, start driving motor simultaneously and bear a burden the weight of the motor and make wire rope's length shorten, hold and fix on the overspeed governor until wire rope, then detect, the convenience that the staff changed the overspeed governor has further been improved.
Drawings
FIG. 1 is a schematic view showing the overall structure of a detecting apparatus according to an embodiment of the present invention;
FIG. 2 is a side view showing the overall structure of the detecting unit in the embodiment of the present application;
FIG. 3 is a partial view showing a mounting mechanism in the embodiment of the present application;
FIG. 4 is a partially enlarged view showing a portion A in FIG. 3;
fig. 5 is a schematic diagram showing a structure in which a hoisting mechanism hoists a wire rope in the embodiment of the present application.
In the figure, 1, a frame; 11. detecting a plate; 111. detecting a guide groove; 112. a bearing guide groove; 113. lifting the through groove; 12. a support leg; 2. a motor base; 21. detecting a slide block; 3. a drive motor; 4. a speed limiter; 5. an installation mechanism; 51. a baffle plate; 52. a carrier plate; 521. a clamping guide groove; 53. a load bearing slider; 54. a clamping assembly; 541. a first splint; 542. a second splint; 543. clamping the sliding block; 544. clamping the screw rod; 545. clamping the nut; 546. a rubber pad; 55. a drive assembly; 551. a threaded rod; 552. a linkage block; 553. a hand wheel; 554. a guide post; 555. a slider; 56. a limiting component; 561. a support plate; 562. a top plate; 563. fastening a bolt; 564. a butt joint plate; 6. a load motor; 7. a rope winding shaft; 71. a wire rope; 8. a force measuring mechanism; 81. a connecting plate; 82. a support plate; 83. a tension sensor; 84. a display screen; 9. a lifting mechanism; 91. a bearing plate; 92. a lifting member; 93. a support bar; 94. a rotating shaft; 95. a limiting disc.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses speed limit pulling force detection device.
Referring to fig. 1 and 2, the speed-limiting tension detecting device includes a frame 1, the frame 1 includes a detecting plate 11, the detecting plate 11 is a horizontally disposed rectangular plate, and four end corners on the bottom surface of the frame 1 are respectively provided with a leg 12, the leg 12 is a rectangular plate, and the four legs 12 are respectively perpendicular to the detecting plate 11; a motor base 2 is arranged on the top surface of the detection plate 11, the motor base 2 is arranged in a horizontally arranged rectangular plate shape, a driving motor 3 is fixedly arranged on the motor base 2, and a speed limiter 4 and an installation mechanism 5 for installing the speed limiter 4 are arranged on one side of the driving motor 3 on the detection plate 11; a motor base 2 is also arranged on the two support legs 12 far away from the driving motor 3, a load-bearing motor 6 is arranged on the motor base 2, rope winding shafts 7 are sleeved on output shafts of the driving motor 3 and the load-bearing motor 6 respectively, the rope winding shafts 7 are arranged in a hollow cylinder, a steel wire rope 71 is arranged between the two rope winding shafts 7, two ends of the steel wire are wound on the corresponding rope winding shafts 7 respectively, and the steel wire rope 71 bypasses a rotating wheel of the speed limiter 4; a force measuring device 8 is arranged on the side of the drive motor 3 remote from the speed limiter 4.
Referring to fig. 3, two detection sliders 21 are disposed on the bottom surface of the motor base 2 fixedly provided with the driving motor 3, two corresponding detection guide slots 111 are disposed on the top surface of the detection plate 11, the two detection guide slots 111 are disposed at intervals and are parallel to each other, the two detection guide slots 111 are both disposed along the length direction of the detection plate 11, and the detection sliders 21 are both connected with the corresponding detection guide slots 111 in a sliding manner, that is, the motor base 2 is connected with the detection plate 11 in a sliding manner; the cross section that detects slider 21 and detection guide slot 111 all is the dovetail setting, prevents to detect slider 21 and breaks away from detection guide slot 111 at gliding in-process, and the effectual gliding stability of motor cabinet 2 on detection board 11 that has increased.
Referring to fig. 2, the force measuring mechanism 8 includes a connecting plate 81 fixedly arranged on the detecting plate 11, the connecting plate 81 is a rectangular plate, the connecting plate 81 is perpendicular to the detecting plate 11, the connecting plate 81 is arranged along the width direction of the detecting plate 11, a supporting plate 82 is arranged on the top surface of the motor base 2 provided with the driving motor 3, a tension sensor 83 is connected between the connecting plate 81 and the supporting plate 82, and a display screen 84 for displaying data indication of the tension sensor 83 is arranged on one side of the connecting plate 81 far away from the driving motor 3.
The worker starts the load motor 6 to provide a constant load for the speed limiter 4, and simultaneously starts the driving motor 3, the rotation direction of the driving motor 3 is consistent with that of the load motor 6, because the motor base 2 is connected with the rack 1 in a sliding manner, when the driving motor 3 is started, the steel wire rope 71 applies a pulling force which is reversely towards the speed limiter 4 to the driving motor 3 and the motor base 2, the motor base 2 slides towards the speed limiter 4, and further applies a pulling force to the pulling force sensor 83, the worker can observe through the display screen 84, as the rotation speed of the driving motor 3 is increased, the pulling force of the speed limiter 4 to the steel wire rope 71 is increased until the movement speed of the steel wire rope 71 reaches the rated speed of the speed limiter 4, at the moment, the pulling force reaches the maximum value, and the worker can; the measurement is convenient, and whole equipment volume is less relatively, and the effectual inconvenient defect of staff's measurement speed limit pulling force that has improved.
Referring to fig. 3, the mounting mechanism 5 includes two baffles 51 fixedly disposed on the detection plate 11, the two baffles 51 are both rectangular plates disposed perpendicular to the detection plate 11, and the two baffles 51 are respectively disposed on the top surface of the detection plate 11 near the side surface where the length direction thereof is located; a bearing plate 52 is arranged between the two baffle plates 51, the bearing plate 52 is a horizontally placed rectangular plate, a bearing slide block 53 is arranged on the bottom surface of the bearing plate 52, a corresponding bearing guide groove 112 is arranged on the top surface of the detection plate 11, the bearing guide groove 112 is arranged along the width direction of the detection plate 11, and the bearing slide block 53 is connected in the bearing guide groove 112 in a sliding manner.
Referring to fig. 3, a holding member 54 for holding the governor 4 and a driving member 55 for driving the carrier plate 52 to slide are provided on the carrier plate 52.
Referring to fig. 3, the clamping assembly 54 includes a first clamping plate 541 and a second clamping plate 542 disposed on the bearing plate 52, the first clamping plate 541 and the second clamping plate 542 are disposed as rectangular plates perpendicular to the bearing plate 52, and the first clamping plate 541 and the second clamping plate 542 are disposed along the length direction of the detection plate 11, a side of the first clamping plate 541 in the length direction is fixedly disposed on the top surface of the bearing plate 52 near the side of the bearing plate in the width direction, a side of the second clamping plate 542 in the length direction is fixedly disposed with a clamping slider 543, the bearing plate 52 is provided with a clamping guide slot 521, the clamping guide slot 521 is disposed along the length direction of the bearing plate 52, and the clamping slider 543 is slidably connected with the clamping guide slot 521; two clamping screws 544 are arranged between the first clamping plate 541 and the second clamping plate 542, the two clamping screws 544 are arranged at intervals and are parallel to each other, one ends of the two clamping screws 544 are fixedly arranged on the first clamping plate 541, one ends of the clamping screws 544 far away from the first clamping plate 541 are respectively penetrated through the second clamping plate 542, and clamping nuts 545 are respectively sleeved at the ends; rubber pads 546 are laid on the opposite sides of the first clamping plate 541 and the second clamping plate 542, and can protect the speed governor 4 to a certain extent.
The staff rotates two clamp nuts 545 in proper order, and two clamp nuts 545 slide on corresponding clamping screw 544 respectively, and then drive second splint 542 and move to first splint 541, until first splint 541 transports second splint 542 and fix the centre gripping of overspeed governor 4.
Referring to fig. 3, the driving assembly 55 includes a threaded rod 551 rotatably connected between the two baffles 51, the threaded rod 551 is located above the bearing plate 52 and parallel to the bearing plate 52, a linkage block 552 is fixedly disposed on the bearing plate 52, the linkage block 552 is disposed in a rectangular parallelepiped, and the threaded rod 551 is in threaded connection with the linkage block 552; one end of the threaded rod 551 passes through the baffle 51 on one side of the first clamping plate 541, and a hand wheel 553 is arranged at one end of the threaded rod 551 passing through the baffle 51; still be provided with guide post 554 between two baffles 51, guide post 554 is the cylinder setting, and guide post 554 and threaded rod 551 are the interval setting and are parallel to each other, set firmly sliding block 555 on the top surface of loading board 52, and sliding block 555 is the cuboid setting, and guide post 554 and sliding block 555 slide and be connected.
Referring to fig. 3, the staff drives the threaded rod 551 to slide in the linkage block 552 by rotating the hand wheel 553, drives the linkage block 552 to move, and then drives the bearing plate 52 to move, the sliding block 555 slides on the guide post 554, and the guide post 554 plays a guiding role in the movement of the bearing plate 52 through the sliding block 555, thereby effectively ensuring the moving stability of the bearing plate 52.
Referring to fig. 3 and 4, a limiting component 56 for fixing the position of the bearing plate 52 is arranged above the threaded rod 551; spacing subassembly 56 includes two backup pads 561, two backup pads 561 all are the rectangular plate setting with the perpendicular setting of loading board 52, and two bracing pieces 93 are in the both sides of threaded rod 551 respectively, the one end that loading board 52 was kept away from to two backup pads 561 is provided with roof 562, threaded connection has fastening bolt 563 on roof 562 top surface, and the one end that is close to loading board 52 at fastening bolt 563 rotates and is connected with butt plate 564, butt plate 564 is the circular plate setting, also be provided with rubber pad 546 on the butt plate 564 bottom surface.
Treat that the staff moves loading board 52 to wire rope 71's below when, rotate fastening bolt 563, fastening bolt 563 slides on roof 562, and then drive butt plate 564 downstream, until butt plate 564 butt on threaded rod 551, rotate with fastening bolt 563 because of butt plate 564 and be connected, the staff can continue to rotate fastening bolt 563, butt plate 564 does not rotate along with fastening bolt 563 this moment, and then butt plate 564 butts tightly on threaded rod 551, with the rigidity of loading board 52, prevent that loading board 52 from taking place the motion when measuring, influence measurement accuracy.
Referring to fig. 2 and 5, the detection plate 11 is provided with a lifting mechanism 9 for lifting the wire rope 71 at both ends of the speed governor 4; lifting mechanism 9 is including setting up bearing plate 91 in the pick-up plate 11 below, and bearing plate 91 is the rectangle platelike setting that the level was placed, is provided with lifting member 92 at bearing plate 91 and frame 1, and lifting member 92 adopts the push rod motor in this embodiment, and the push rod motor sets firmly on bearing plate 91, and the telescopic link of push rod motor sets firmly on the bottom surface of pick-up plate 11, and staff's accessible control push rod motor drives bearing plate 91 and is elevating movement.
Referring to fig. 2 and 5, supporting rods 93 are fixedly arranged at four end corners of the top surface of the bearing plate 91, the supporting rods 93 are arranged in a rectangular shape perpendicular to the bearing plate 91, a rotating shaft 94 is rotatably connected between the two supporting rods 93 arranged at the end corners of the bearing plate 91 in the width direction, the two rotating shafts 94 are arranged in parallel with the bearing plate 91 and are respectively positioned below the steel wire ropes 71 on two sides of the speed limiter 4, two limiting discs 95 are sleeved on the two rotating shafts 94, and the two limiting discs 95 are arranged at intervals; the top surface of the detecting plate 11 is provided with a lifting through groove 113 at the side edge near the two length directions of the bearing plate 52, the cross section of the lifting through groove 113 is rectangular, and the two rotating shafts 94 can penetrate through the lifting through groove 113.
After the measurement is completed, the worker drives the bearing plate 91 to move upwards by starting the push rod motor, and then drives the two rotating shafts 94 to move upwards, until the two rotating shafts 94 are all in contact with the steel wire rope 71, the steel wire rope 71 is located between the two limiting discs 95, the positions of the two limiting discs 95 when the steel wire rope 71 moves are effectively fixed, the steel wire rope 71 is prevented from moving along the length direction of the rotating shafts 94 in the moving process, then the bearing plate 91 continues to move upwards, until the steel wire rope 71 is separated from the speed limiter 4, then the worker can drive the speed limiter 4 to move by driving the driving assembly 55, and the speed limiter 4 is convenient to replace.
The implementation principle of the speed-limiting tension detection device in the embodiment of the application is as follows: the worker fixes the speed governor 4 on the bearing plate 52 through the clamping assembly 54, starts the lifting mechanism 9 to drive the steel wire rope 71 to move upwards, the bearing plate 52 and the speed limiter 4 are driven by the driving component 55 to move to the lower part of the steel wire rope 71, then the lifting mechanism 9 drives the steel wire rope 71 to move downwards until the steel wire rope 71 is lapped and installed on the speed limiter 4, then the load motor 6 is started to provide a constant load for the speed limiter 4, the driving motor 3 is started at the same time, the motor base 2 slides towards the direction close to the speed limiter 4, further, tension is applied to the tension sensor 83, a worker can observe through the display screen 84, the rotating speed of the driving motor 3 is increased, the larger the tension of the speed limiter 4 on the steel wire rope 71 is, until the moving speed of the steel wire rope 71 reaches the rated speed of the speed limiter 4, the maximum tension is reached, and the worker can read through the display screen 84; the measurement is convenient, and whole equipment volume is less relatively, and the effectual inconvenient defect of staff's measurement speed limit pulling force that has improved.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a speed limit pulling force detection device which characterized in that: the rope winding machine comprises a rack (1), a motor base (2) arranged on the rack (1), a driving motor (3) arranged on the motor base (2), a speed limiter (4) arranged on one side of the driving motor (3) on the rack (1) and an installation mechanism (5) used for installing the speed limiter (4), wherein a load motor (6) is arranged below the installation mechanism (5), rope winding shafts (7) are sleeved on output shafts of the driving motor (3) and the load motor (6), a steel wire rope (71) is arranged between the two rope winding shafts (7), two ends of the steel wire are respectively wound on the corresponding rope winding shafts (7), and the steel wire rope (71) bypasses a rotating wheel of the speed limiter (4); a force measuring mechanism (8) is arranged on one side of the driving motor (3) far away from the speed limiter (4); the rack (1) comprises a detection plate (11) and a plurality of support legs (12) arranged on the bottom surface of the detection plate (11); the force measuring mechanism (8) comprises a connecting plate (81) fixedly arranged on the detection plate (11), a tension sensor (83) connected between the connecting plate (81) and the motor base (2), and a display screen (84) arranged on one side of the connecting plate (81) far away from the driving motor (3) and used for displaying data indication of the tension sensor (83); and the motor base (2) is connected with the frame (1) in a sliding manner.
2. The speed-limiting tension detection device according to claim 1, characterized in that: the mounting mechanism (5) comprises two baffles (51) arranged on the rack (1), the two baffles (51) are arranged at intervals and are parallel to each other, a bearing plate (52) is arranged between the two baffles (51), the bearing plate (52) is connected with the detection plate (11) in a sliding manner, and a driving assembly (55) for driving the bearing plate (52) to slide is arranged between the two baffles (51); the speed limiter (4) is arranged on the top surface of the bearing plate (52), and a clamping assembly (54) for fixing the speed limiter (4) is arranged on the bearing plate (52).
3. The speed-limiting tension detection device according to claim 2, characterized in that: the driving assembly (55) comprises a threaded rod (551) rotatably connected between the two baffles (51), a linkage block (552) is arranged on the bearing plate (52), and the threaded rod (551) is in threaded connection with the linkage block (552); one end of the threaded rod (551) penetrates through the corresponding baffle (51), and a hand wheel (553) is arranged at one end of the threaded rod (551) penetrating through the baffle (51).
4. A speed-limiting tension detecting device according to claim 3, characterized in that: and a guide post (554) is further arranged between the two baffles (51), the guide post (554) and the threaded rod (551) are arranged at intervals and are parallel to each other, a sliding block (555) is arranged on the top surface of the bearing plate (52), and the guide post (554) is connected with the sliding block (555) in a sliding manner.
5. The speed-limiting tension detection device according to claim 4, characterized in that: the bearing plate (52) is provided with a limiting assembly (56) used for fixing the position of the bearing plate (52).
6. The speed-limiting tension detection device according to claim 5, characterized in that: the limiting assembly (56) comprises two supporting plates (561), the two supporting plates (561) are arranged at intervals and are parallel to each other, the two supporting plates (561) are fixedly arranged on the bearing plate (52), one ends, far away from the bearing plate (52), of the two supporting plates (561) are provided with top plates (562), the top plates (562) are in threaded connection with fastening bolts (563), and one ends, close to the bearing plate (52), of the fastening bolts (563) are rotatably connected with abutting plates (564); the threaded rod (551) is below the abutment plate (564).
7. The speed-limiting tension detection device according to claim 2, characterized in that: the clamping assembly (54) comprises a first clamping plate (541) and a second clamping plate (542) which are arranged on the bearing plate (52), the first clamping plate (541) and the second clamping plate (542) are arranged at intervals and are parallel to each other, the first clamping plate (541) is fixedly arranged on the bearing plate (52), the second clamping plate (542) is connected with the top surface of the bearing plate (52) in a sliding mode, two clamping screws (544) are arranged between the first clamping plate (541) and the second clamping plate (542), one ends, close to the first clamping plate (541), of the two clamping screws (544) penetrate through the first clamping plate (541), and one ends, penetrating through the first clamping plate (541), of the two clamping screws (544) are connected with clamping nuts (545) in a threaded mode.
8. The speed-limiting tension detection device according to claim 1, characterized in that: and a lifting mechanism (9) for lifting steel wire ropes (71) at two ends of the speed limiter (4) is arranged on the detection plate (11).
9. The speed-limiting tension detecting device according to claim 8, characterized in that: the lifting mechanism (9) comprises a bearing plate (91) arranged below the rack (1), a lifting piece (92) is arranged between the bearing plate (91) and the rack (1), the bearing plate (91) is connected with the detection plate (11) through the lifting piece (92), two groups of supporting rods (93) are arranged on the bearing plate (91), the two groups of supporting rods (93) are respectively arranged below the steel wire ropes (71) on two sides of the speed limiter (4), each group of supporting rods (93) comprises two supporting rods (93), the two supporting rods (93) are arranged at intervals and are parallel to each other, and a rotating shaft (94) is rotatably connected between the two supporting rods (93); two lifting through grooves (113) are formed in the detection plate (11), and the two groups of support rods (93) can penetrate through the corresponding lifting through grooves (113).
10. The speed-limiting tension detecting device according to claim 9, wherein: two all the cover is equipped with two spacing dishes (95) on axis of rotation (94), and two spacing dishes (95) are the interval and set up, wire rope (71) are in between two spacing dishes (95).
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Address after: 518000 Unit 1501, Fucheng Digital Innovation Park, Shijing Road, Fumin Community, Fucheng Street, Longhua District, Shenzhen City, Guangdong Province (one photo multi site enterprise) Patentee after: Shenzhen Detongxing Electronics Co.,Ltd. Address before: No. 165, da'er village, dashuikeng community, Fucheng street, Longhua District, Shenzhen, Guangdong 518000 Patentee before: DAYTONE ELECTRONICS (SHENZHEN) Co.,Ltd. |