CN212586403U - Motor rotating speed state detection device - Google Patents

Abstract

The utility model relates to the technical field of motor detection devices, and discloses a motor rotating speed state detection device, which comprises a shell, wherein the interior of the shell is hollow, a detection fixed block is arranged in the shell, and the detection fixed block is rectangular block-shaped, in the utility model, when a detection supporting block and a sliding block at the lower end of a motor are movably clamped with the detection fixed block, the detection supporting block and the sliding block can be firstly correspondingly clamped with a chute and a clamping groove in the detection fixed block, the limiting block can be bounced into the clamping groove through a fixed spring under the extrusion without the sliding block to block the rear end of the sliding block, the extrusion block extrudes and fixes the sliding block through the rebound force of the spring, when the motor detects the rotating speed, the traditional fixation is that the motor needs to be started, the screw rod and the nut are fixedly connected through the screw rod and the nut, the screw rod and the nut can be loosened under the vibration of the motor, so the extrusion block, thereby achieving the effect of improving the fixation of the motor.

Description

Motor rotating speed state detection device

Technical Field

The utility model relates to a motor detection device technical field especially relates to a motor speed state detection device.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law, and the motor mainly has the function of generating driving torque and is used as a power source of electrical appliances or various machines.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a motor speed state detection device.

(II) technical scheme

In order to realize the purpose, the utility model adopts the following technical proposal, the motor rotating speed state detecting device comprises a shell, the interior of the shell is hollow, the interior of the shell is provided with a detecting fixed block which is rectangular block-shaped, the right end of the detecting fixed block is provided with a connecting block, the cross section of the connecting block is trapezoidal, the right end of the interior of the shell is provided with a rectangular groove, the cross section of the groove is trapezoidal, the detecting fixed block is movably clamped with the rectangular groove arranged at the right end of the interior of the shell through the connecting block, the left end of the interior of the shell is provided with a circular groove, the inner side wall surface of the interior of the left end circular groove of the interior of the shell is provided with a movable bearing, the inner shaft of the movable bearing of the interior of the left end circular groove of the interior of the shell is provided with a clamping block which, the right end of the connecting rod is provided with a rotating wheel, the interior of the rotating wheel is hollow, the rotating wheel is of an existing structure and is not described herein in detail, the right end of the detection fixing block is provided with sliding grooves which are in a rectangular groove shape, the sliding grooves are totally provided with two groups, the upper ends of the two groups of sliding grooves are open, the right end of the detection fixing block is provided with clamping grooves which are in a rectangular groove shape, the clamping grooves are totally provided with two groups, the two groups of clamping grooves are communicated with the interiors of the two groups of sliding grooves, the upper end of the detection fixing block is provided with a square groove which is in a rectangular groove shape, the left end and the right end of the interior of the square groove are both provided with buffer grooves which are in a rectangular groove shape, the interiors of the two groups of buffer grooves are both provided with buffer springs, the four groups of buffer springs are totally provided, the mutually-away, the pivot is the circular shape axle, both ends all extend to two sets ofly about the pivot the inside of dashpot, the outside wall of pivot is provided with loose bearing, and loose bearing has two sets ofly altogether, every two sets of buffer spring the one end that is close to each other all with one of them a set of loose bearing's of pivot outside wall fixed connection, the outside wall of pivot is provided with the tachometer wheel, the left end electric connection that detects the fixed block has the power cord, the inside left end of shell is provided with external detection device.

Preferably, the lower end of the power line is electrically connected with the upper end of the external detection device in the shell, a second square groove is formed in the detection fixing block, the second square groove is in a rectangular groove shape, the two square grooves are totally divided into two groups, two extrusion blocks are arranged in the two groups of square grooves, the extrusion blocks are in a rectangular block shape, the outer side wall surfaces of the two groups of extrusion blocks are movably attached to the inner side wall surfaces of the two groups of square grooves, springs are arranged at the left ends of the two groups of extrusion blocks, the left ends of the two groups of springs are fixedly connected with the left ends of the two groups of square grooves, the insides of the sliding grooves and the clamping grooves are communicated with the insides of the two groups of square grooves, a third square groove is formed in the lower end of the detection fixing block, and the third square groove is communicated with the insid.

Preferably, a limiting block is arranged inside the third square groove and is rectangular, a second connecting block is arranged on the outer side wall surface of the limiting block, two sets of fixing springs are arranged at the lower end of the second connecting block and are provided with two sets of fixing springs, the left end and the right end of the inside of the third square groove are provided with stop blocks, the lower ends of the two sets of fixing springs are fixedly connected with the upper ends of the two sets of stop blocks, a motor is arranged inside the shell, a second detection rotating shaft is arranged at the left end of the motor, the left end of the second detection rotating shaft is fixedly connected with the inner side wall surface of the inside of the rotating wheel, detection supporting blocks are rectangular and are four sets of detection supporting blocks.

Preferably, the lower ends of every two groups of detection supporting blocks are provided with sliders which are rectangular blocks, the outer side wall surfaces of the two groups of detection supporting blocks are movably attached to the inner sides of the two groups of sliding grooves, the upper ends and the lower ends of the two groups of sliders are movably attached to the inner side wall surfaces of the two groups of clamping grooves, the left ends of the limiting blocks are movably attached to the right ends of the sliders, the right end of the shell is provided with a detection fixing plate which is rectangular plate-shaped, the upper end of the detection fixing plate is provided with a detection conveying groove which is rectangular groove-shaped, the inside of the detection conveying groove is provided with three rotating shafts, and the three rotating shafts totally have five groups.

Preferably, the front end and the rear end of the third rotating shaft are fixedly connected with the front end and the rear end of the interior of the detection conveying groove, the outer side wall face of the third rotating shaft is provided with a movable bearing, the outer side wall face of the movable bearing of the outer side wall face of the third rotating shaft is provided with pulleys, the bottom end of the interior of the detection conveying groove is provided with an arc-shaped groove, the arc-shaped grooves are totally divided into five groups, the pulleys of the five groups are located in the arc-shaped grooves at the bottom end of the interior of the detection conveying groove, the right end of the shell is provided with a rectangular groove, and the rectangular groove is communicated with the interior of the shell.

Advantageous effects

The utility model provides a motor speed state detection device. The method has the following beneficial effects:

(1) when the detection supporting block and the sliding block at the lower end of the motor are movably clamped with the detection fixed block, the detection supporting block and the sliding block are correspondingly clamped with a sliding groove and a clamping groove in the detection fixed block at first, after the sliding block enters the clamping groove, the motor moves to the upper end of the detection fixed block under the sliding of the sliding block, when the sliding block at the lower end of the motor moves to the inside of the square groove II in the clamping groove, the left end of the sliding block extrudes the extrusion block, when the sliding block enters the clamping groove, the limiting block at the lower end of the detection fixed block is extruded by the sliding block to enter the inside of the square groove III, when the right end of the sliding block moves to the left end of the limiting block, the limiting block can be ejected into the clamping groove through the fixed spring under the extrusion without the sliding block to block, at the moment, the right end of the extrusion block is extruded at the left end of the sliding, need start when the motor detects the rotational speed, traditional fixed is through screw rod and nut fixed connection, and during the long-term use, screw rod and nut will become flexible under the vibrations of motor, so this extrusion piece, stopper and draw-in groove will fixed slider and increase the frictional force between slider and the draw-in groove to reach the effect that improves the motor fixity.

(2) This motor speed state detection device, when using, when the motor removes to when detecting on the fixed plate, the lower extreme slider of motor can with the inside contact who detects the conveyer trough, at this moment the slider can be in the same place with the outside wall movable contact of five sets of pulleys, at this moment after the driving motor, the motor just can get into the detection fixed block of the inside of shell under the rotation of five sets of pulleys, the detection supporting shoe and the slider of motor lower extreme just can get into shell inside back and spout and draw-in groove activity joint, compare traditional manual work and carry the installation, thereby reach the laborsaving effect of province.

(3) When the motor is movably clamped with the detection fixed block through the detection supporting block and the sliding block at the lower end of the motor, the detection rotating shaft II at the left end of the motor is clamped with the inner side wall surface of the inner part of the rotating wheel through the external fixing equipment, the motor is started to carry out detection, after the rotating wheel is driven through the rotation of the detection rotating shaft II, the rotating wheel is movably attached to the speed measuring wheel, the rotating wheel drives the speed measuring wheel to rotate to measure the speed, after the motor is started, the motor vibrates per se, the detection fixed block can move back and forth, when the speed measuring wheel carries out friction detection with the rotating wheel, the detection fixed block moves, the rotating shaft in the square groove moves back and forth or back when the detection fixed block moves, and the rotating shaft keeps unchanged to be in movable contact with the rotating wheel, so that when the detection fixed block vibrates under the motor, the inside pivot of square groove just can cushion through buffer spring when detecting the fixed block vibrations and offset, has avoided pivot and the inside direct contact of dashpot to reach the effect that extends the life of pivot.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a partial schematic view of the fixed block of the present invention;

fig. 3 is a partial schematic view of the fixing plate of the present invention;

FIG. 4 is an enlarged schematic view of A of FIG. 1 according to the present invention;

FIG. 5 is a partial schematic view of the buffer tank of the present invention;

fig. 6 is an enlarged schematic view of B in fig. 1 according to the present invention.

Illustration of the drawings:

1. a housing; 2. detecting a fixed block; 3. connecting blocks; 4. a clamping block; 5. a connecting rod; 6. a rotating wheel; 7. a chute; 8. a card slot; 9. a square groove; 10. a rotating shaft; 11. a speed measuring wheel; 12. a power line; 13. a second square groove; 14. extruding the block; 15. a spring; 16. a third square groove; 17. a limiting block; 18. a second connecting block; 19. fixing the spring; 20. a stopper; 21. a motor; 22. a second rotating shaft; 23. a support block; 24. a slider; 25. a fixing plate; 26. a conveying trough; 27. a rotating shaft III; 28. a pulley; 29. a buffer tank; 30. a buffer spring.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): a motor rotating speed state detection device is shown in figures 1-6, and comprises a shell 1, the shell 1 is of an existing structure, which is not described herein, the interior of the shell 1 is hollow, a detection fixed block 2 is arranged inside the shell 1, the detection fixed block 2 is in a rectangular block shape, the right end of the detection fixed block 2 is provided with a connecting block 3, the cross section of the connecting block 3 is in a trapezoid shape, the right end inside the shell 1 is provided with a rectangular groove, the cross section of the groove is in a trapezoid shape, the detection fixed block 2 is movably clamped with the rectangular groove arranged at the right end inside the shell 1 through the connecting block 3, the left end inside the shell 1 is provided with a circular groove, the inner side wall surface inside the circular groove at the left end inside the shell 1 is provided with a movable bearing, the inner shaft of the movable bearing inside the circular groove at the left end inside the shell 1 is provided with a clamping, the connecting rod 5 is round and rod-shaped, the right end of the connecting rod 5 is provided with a rotating wheel 6, the interior of the rotating wheel 6 is hollow, the rotating wheel 6 is of an existing structure, details are not repeated, the right end of the detection fixing block 2 is provided with a sliding groove 7, the sliding groove 7 is in a rectangular groove shape, the sliding grooves 7 are divided into two groups, the upper ends of the two groups of sliding grooves 7 are open, the right end of the detection fixing block 2 is provided with a clamping groove 8, the clamping groove 8 is in a rectangular groove shape, the clamping grooves 8 are divided into two groups, the two groups of clamping grooves 8 are communicated with the interiors of the two groups of sliding grooves 7, the upper end of the detection fixing block 2 is provided with a square groove 9, the square groove 9 is in a rectangular groove shape, the left end and the right end of the square groove 9 are provided with buffer grooves 29, the buffer grooves 29 are in a rectangular groove shape, the buffer springs 30 are arranged, the inside of the square groove 9 is provided with a rotating shaft 10, the rotating shaft 10 is a circular shaft, the left and right ends of the rotating shaft 10 extend to the inside of two groups of buffer grooves 29, the outer side wall surface of the rotating shaft 10 is provided with two groups of movable bearings, one end of each group of buffer springs 30 close to each other is fixedly connected with the outer side wall surface of one group of movable bearings on the outer side wall surface of the rotating shaft 10, the outer side wall surface of the rotating shaft 10 is provided with a speed measuring wheel 11, the speed measuring wheel 11 is of a conventional structure and is not described herein, the left end of the detection fixed block 2 is electrically connected with a power line 12, the power line 12 is of a conventional structure and is not described herein, the inner left end of the shell 1 is provided with an external detection device, the lower end of the power line 12 is electrically connected with the upper end of the external detection device in the shell 1, the inside of the detection fixed block 2 is provided with a square groove, the two groups of square grooves II 13 are internally provided with extrusion blocks 14, the extrusion blocks 14 are rectangular blocks, the outer side wall surfaces of the two groups of extrusion blocks 14 are movably attached to the inner side wall surfaces of the two groups of square grooves II 13, the left ends of the two groups of extrusion blocks 14 are respectively provided with a spring 15, the left ends of the two groups of springs 15 are fixedly connected with the left ends of the two groups of square grooves II 13, the interiors of the sliding grooves 7 and the clamping grooves 8 are respectively communicated with the interiors of the two groups of square grooves II 13, the lower end of the detection fixing block 2 is provided with a square groove III 16, the square groove III 16 is communicated with the interior of the clamping groove 8, the interior of the square groove III 16 is provided with a limiting block 17, the limiting block 17 is rectangular block-shaped, the outer side wall surface of the limiting block 17 is provided with a connecting block II 18, the lower end of the connecting block II 18 is provided with a fixing spring 19, the fixing springs 19 are two groups in total, the motor 21 is arranged in the shell 1, the motor 21 is of a conventional structure, details are not repeated here, the left end of the motor 21 is provided with a second detection rotating shaft 22, the left end of the second detection rotating shaft 22 is fixedly connected with the inner side wall surface of the inner part of the rotating wheel 6, the outer side wall surface of the motor 21 is provided with a detection supporting block 23, the detection supporting block 23 is in a rectangular block shape, four groups of detection supporting blocks 23 are provided in total, the lower ends of every two groups of detection supporting blocks 23 are provided with sliders 24, the sliders 24 are in a rectangular block shape, the outer side wall surfaces of the two groups of detection supporting blocks 23 are movably attached to the inner sides of the two groups of sliding grooves 7, the upper ends and the lower ends of the two groups of sliders 24 are movably attached to the inner side wall surfaces of the two groups of clamping grooves 8, the left end of the stopper 17 is movably attached to the right end of the, detect conveyer trough 26 and be the rectangular channel form, the inside that detects conveyer trough 26 is equipped with three 27 of pivot, and three 27 of pivot have five groups altogether, both ends all around the three 27 of five groups pivot with detect conveyer trough 26 inside both ends fixed connection, the outside wall of three 27 of five groups pivot all is provided with loose bearing, the outside wall of loose bearing of three 27 outside walls of five groups pivot all is provided with pulley 28, the arc wall is seted up to the inside bottom that detects conveyer trough 26, and the arc wall has five groups altogether, five groups pulley 28 are located five groups and detect the inside bottom arc wall of conveyer trough 26, the rectangular channel has been seted up to the right-hand member of shell 1, and the rectangular channel communicates with each other with the inside of shell 1.

The utility model discloses a theory of operation: when using, when motor 21 moved to on detecting fixed plate 25, the lower extreme slider 24 of motor 21 can with detect the inside contact of conveyer trough 26, at this moment slider 24 can be in the same place with the outside wall movable contact of five sets of pulleys 28, at this moment after promoting motor 21, motor 21 just can get into the detection fixed block 2 of the inside of shell 1 under the rotation of five sets of pulleys 28, detection supporting shoe 23 and the slider 24 of motor 21 lower extreme just can get into shell 1 inside back with spout 7 and draw-in groove 8 activity joint, compare traditional manual work and carry the installation, thereby reach laborsaving effect of saving trouble.

When the detection supporting block 23 and the slider 24 at the lower end of the motor 21 are movably clamped with the detection fixed block 2, the detection supporting block 23 and the slider 24 are firstly clamped with the sliding groove 7 and the clamping groove 8 in the detection fixed block 2 correspondingly, after the slider 24 enters the clamping groove 8, the motor 21 moves to the upper end of the detection fixed block 2 under the sliding of the slider 24, when the slider 24 at the lower end of the motor 21 moves to the inside of the square groove II 13 in the clamping groove 8, the left end of the slider 24 is connected with the extrusion pressing block 14, and when the slider 24 enters the inside of the clamping groove 8, the limiting block 17 at the lower end of the detection fixed block 2 is extruded by the slider 24 to enter the inside of the square groove III 16, when the right end of the slider 24 moves to the left end of the limiting block 17, the limiting block 17 is ejected to the inside of the clamping groove 8 through the fixed spring 19 under the extrusion of no slider 24, at this time, the right end of, extrusion piece 14 is fixed with slider 24 extrusion again through the bounce of spring 15, need start when the motor detects the rotational speed, and traditional fixed is through screw rod and nut fixed connection, and when using for a long time, screw rod and nut will become flexible under the vibrations of motor, so this extrusion piece 14, stopper 17 and draw-in groove 8 will fixed slider 24 and increase the frictional force between slider 24 and the draw-in groove 8 to reach the effect that improves the fixity of motor 21.

When the motor 21 is movably clamped with the fixed detection block 2 through the detection supporting block 23 and the slider 24 at the lower end of the motor 21, the second detection rotating shaft 22 at the left end of the motor 21 is clamped with the inner side wall surface of the rotating wheel 6 through an external fixing device, the motor 21 is started to perform detection, after the rotating wheel 6 is driven by the rotation of the second detection rotating shaft 22, the rotating wheel 6 is movably attached to the speed measuring wheel 11, the rotating wheel 6 drives the speed measuring wheel 11 to rotate to measure speed, after the motor 21 is started, the motor 21 vibrates, the fixed detection block 2 moves back and forth, when the speed measuring wheel 11 is in friction detection with the rotating wheel 6, after the fixed detection block 2 moves, the rotating shaft 10 in the square groove 9 moves back and forth or back when the fixed detection block 2 moves, and the rotating shaft 10 keeps constantly in movable contact with the rotating wheel 6, so that under the vibration of the fixed detection block 2, the rotating shaft 10 in the square groove 9 is buffered and offset by the buffer spring 30 when the vibration of the fixed block 2 is detected, so that the direct contact between the rotating shaft 10 and the buffer groove 29 is avoided, and the effect of prolonging the service life of the rotating shaft 10 is achieved.

The basic principles and main features of the present invention, i.e. the advantages of the present invention, have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A motor rotating speed state detection device comprises a shell (1), wherein a detection fixed block (2) is arranged inside the shell (1), a connecting block (3) is arranged at the right end of the detection fixed block (2), a rectangular groove is formed in the right end inside the shell (1), a round groove is formed in the left end inside the shell (1), a movable bearing is arranged on the inner side wall surface inside the round groove in the left end inside the shell (1), a clamping block (4) is arranged on an inner shaft of the movable bearing inside the round groove in the left end inside the shell (1), a connecting rod (5) is arranged at the right end of the clamping block (4), a rotating wheel (6) is arranged at the right end of the connecting rod (5), a power line (12) is electrically connected at the left end of the detection fixed block (2), an external detection device is arranged at the left end inside the shell (1), and a motor (21) is arranged inside the shell, the left end of motor (21) is provided with detects pivot two (22), the rectangular channel has been seted up to the right-hand member of shell (1), its characterized in that: the right end of the detection fixing block (2) is provided with sliding grooves (7), the sliding grooves (7) are divided into two groups, the right end of the detection fixing block (2) is provided with clamping grooves (8), the clamping grooves (8) are divided into two groups, the detection fixing block (2) is internally provided with a square groove II (13), the square groove II (13) is divided into two groups, the two groups of square grooves II (13) are internally provided with extrusion blocks (14), the left ends of the two groups of extrusion blocks (14) are provided with springs (15), the lower end of the detection fixing block (2) is provided with a square groove III (16), the square groove III (16) is internally provided with a limiting block (17), the outer side wall surface of the limiting block (17) is provided with a connecting block II (18), the lower end of the connecting block II (18) is provided with a fixing spring (19), the fixing springs (19) are divided into two groups, the left end and the right end of the square groove III (16, the outer side wall surface of the motor (21) is provided with detection supporting blocks (23), the number of the detection supporting blocks (23) is four, and the lower ends of every two groups of the detection supporting blocks (23) are provided with sliders (24).

2. The motor rotational speed state detection device according to claim 1, characterized in that: the right-hand member of shell (1) is provided with detects fixed plate (25), detect the upper end of fixed plate (25) and seted up and detect conveyer trough (26), the inside that detects conveyer trough (26) is equipped with pivot three (27), and pivot three (27) have five groups altogether, five groups the outside wall of pivot three (27) all is provided with loose bearing, five groups the loose bearing's of pivot three (27) outside wall all is provided with pulley (28), the arc wall is seted up to the inside bottom that detects conveyer trough (26), and the arc wall has five groups altogether.

3. The motor rotational speed state detection device according to claim 1, characterized in that: square groove (9) have been seted up to the upper end of detecting fixed block (2), dashpot (29) have all been seted up at both ends about square groove (9) is inside, and is two sets of the inside of dashpot (29) all is equipped with buffer spring (30), and buffer spring (30) have four groups altogether, the inside of square groove (9) is equipped with pivot (10), the outside wall of pivot (10) is provided with loose bearing, and loose bearing has two sets of altogether, the outside wall of pivot (10) is provided with tachometer wheel (11).

4. The motor rotational speed state detection device according to claim 1, characterized in that: the two groups of clamping grooves (8) are communicated with the insides of the two groups of sliding grooves (7), the outer side wall surfaces of the two groups of extrusion blocks (14) are movably attached to the inner side wall surfaces of the two groups of square grooves II (13), the left ends of the two groups of springs (15) are fixedly connected with the left ends of the insides of the two groups of square grooves II (13), the insides of the sliding grooves (7) and the clamping grooves (8) are respectively communicated with the insides of the two groups of square grooves II (13), the square grooves III (16) are communicated with the insides of the clamping grooves (8), the lower ends of the two groups of fixed springs (19) are respectively fixedly connected with the upper ends of the two groups of check blocks (20), the outer side wall surfaces of the two groups of detection supporting blocks (23) are movably attached to the inner sides of the insides of the two groups of sliding grooves (7), and the upper and lower ends of the two groups of sliding blocks (24, the left end of the limiting block (17) is movably attached to the right end of the sliding block (24).

5. The motor rotational speed state detection device according to claim 2, characterized in that: the front end and the rear end of the five groups of rotating shafts III (27) are fixedly connected with the front end and the rear end of the interior of the detection conveying groove (26).

6. A motor rotational speed state detection apparatus according to claim 3, characterized in that: every two sets of buffer spring (30) keep away from each other one end all with detect the inside wall surface fixed connection of supporting shoe (23), both ends all extend to two sets of the inside of dashpot (29) about pivot (10), every two sets of buffer spring (30) are close to each other one end all with pivot (10) outside wall surface fixed connection of one of them set of live bearing of outside wall surface.

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