CN113624379A - Dynamometer with balance base - Google Patents
Dynamometer with balance base Download PDFInfo
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- CN113624379A CN113624379A CN202110897144.1A CN202110897144A CN113624379A CN 113624379 A CN113624379 A CN 113624379A CN 202110897144 A CN202110897144 A CN 202110897144A CN 113624379 A CN113624379 A CN 113624379A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/24—Devices for determining the value of power, e.g. by measuring and simultaneously multiplying the values of torque and revolutions per unit of time, by multiplying the values of tractive or propulsive force and velocity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
The invention discloses a dynamometer with a balance base, which comprises a bottom plate, a base, a detection plate and a testing machine, wherein the base is installed at the top of the bottom plate, the testing machine is installed at the top of the bottom plate, a wire connector is installed on the outer wall of one side of the testing machine, the detection plate is installed at the top of the base, two groups of push rods are installed on the outer wall of the bottom plate in a penetrating mode, and a cooling box is installed on the outer wall of the other side of the testing machine. The device to be detected can be automatically balanced by installing the electric telescopic rod and the weight detector, the detection rod moves to extrude the piezoelectric ceramics, the piezoelectric ceramics deform, the resistance value changes, the passing current changes, the extruded weight of one side of the motor can be obtained through the current change, the two sides of the motor are simultaneously detected, if the numerical values of the weight detectors on the two sides are different, the corresponding electric telescopic rod is started, the corresponding detection plate is lifted or lowered, and therefore the motor is ensured to be in a balanced state in the detection process.
Description
Technical Field
The invention relates to the technical field of dynamometers, in particular to a dynamometer with a balance base.
Background
The motor dynamometer is a device for measuring mechanical torque, and is essentially a DC generator with a rotatable stator, when torque is input on a rotating shaft, a movable stator of the motor dynamometer deflects due to counter torque, and the torque is conveniently and accurately measured by utilizing a scale and a lever arm arranged on the stator.
The existing dynamometer has the defects that:
1. the reference CN112229554A discloses a dynamometer, and the right item of protection "includes the support frame, the support frame on be connected with the load machine, the load machine include end cover, rotor and stator, the end cover includes front end housing and rear end cap, the front end housing is connected in the one end of stator, the rear end cap is connected in the other end of stator, the support frame on still be equipped with sensor and support piece, at least one end of load machine be connected with the support frame through support piece, the sensor be used for detecting the stator rotation volume, support piece include go-between, solid fixed ring and connecting piece, go-between and solid fixed ring set up with one heart, connecting piece one end be connected with the go-between, the other end is connected with solid fixed ring, solid fixed ring and support frame fixed connection, the go-between with the end cover be connected. The application has the characteristics of compact structure, lower cost and higher precision, but the dynamometer cannot balance the device to be measured, and the unbalance of the device can cause errors in measurement;
2. the reference CN108680295A discloses a torque dynamometer, where the right item of protection "load shaft end front end cover is fixedly installed at one end of a base shell, a measurement shaft end middle end cover is fixedly installed at the other end of the base shell, one end of a load shaft is fixedly connected with a magnetic pole located in an accommodating space, one end of the measurement shaft is fixedly connected with an armature located in the accommodating space, the other end of the measurement shaft passes through the measurement shaft end middle end cover and extends out of the accommodating space to be fixedly connected with a measurement rod, the magnetic pole is located between a magnetizer part and the armature, the magnetizer part includes a magnetizer, an excitation coil and a magnetic yoke, the magnetizer is fixed on the load shaft end front end cover, the excitation coil and the magnetic yoke are both fixed on the magnetizer, and the measurement rod is crimped on a pressure sensor. The invention has the beneficial effects that: 1. the moment measuring equipment and the load equipment are integrated, so that the precision is high, and the installation and the debugging are convenient. 2. Electronic components are not needed in the stress and measurement process, and the anti-electromagnetic interference capability is strong. 3. The mechanism is simple and durable, the measuring range is wide, and the loading is convenient, but the dynamometer needs more cables to be connected, and the cables cannot be effectively fixed;
3. the reference document CN110907077A discloses a small motor dynamometer, and the right item of protection "comprises an adjusting foot, a mounting base plate, a V-shaped block support, a tested motor, a pressure plate, a screw, a coupling, an encoder mounting seat, a joint, an oil pipe, a three-way joint, an oil tank, a torque sensor, a hydraulic pump mounting seat, a barometer, a hydraulic pump, a pressure gauge, a hydraulic joint body, a pipe joint, a pressure steel pipe, an overflow valve, an inflating valve, a barometer seat, a pressurizing cylinder, a transmission shaft, an adjusting screw and an adjusting cushion block. The small motor dynamometer provided by the invention adopts a hydraulic system for loading, stepless and rapid loading can be realized, the dynamometer device has the advantages of simple and reliable mechanism, small volume, light weight, large measurement range and rapid and convenient operation, but the device is lack of a cooling and heat dissipation device, and the dynamometer generates more heat when in use and cannot effectively dissipate the heat;
4. the reference CN112229555A discloses a novel dynamometer, the protection right item "includes a supporting frame, the supporting frame is connected with a loading machine, the loading machine comprises a stator, a rotor and a casing, the casing comprises a shell, a front end cover and a rear end cover, the stator is fixedly arranged on the shell, the supporting frame is also provided with a displacement sensor and a supporting piece, at least one end of the loading machine is connected with the supporting frame through the supporting piece, the support piece comprises a connecting ring, a fixing ring and a connecting piece, the connecting ring and the fixing ring are concentrically arranged, one end of the connecting piece is connected with the connecting ring, the other end is connected with the fixing ring, the fixing ring is fixedly connected with the supporting frame, the connecting ring is connected with the casing, an amplifying rod is connected to the casing, and the displacement sensor is used for detecting the moving distance of the amplifying rod. This application has the characteristics that compact structure, cost are lower and the precision is higher ", but it is convenient inadequately when its device is installed, has increased staff's work burden.
Disclosure of Invention
The invention aims to provide a dynamometer with a balance base, and aims to solve the problems of lack of a balance structure, a cable fixing structure, a cooling and radiating structure and inconvenience in installation in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a dynamometer with a balance base comprises a bottom plate, a base, a detection plate and a testing machine, wherein the base is installed at the top of the bottom plate, the testing machine is installed at the top of the bottom plate, a wire connector is installed on the outer wall of one side of the testing machine, and the detection plate is installed at the top of the base;
the detection device comprises a detection plate, a weight detector, a piezoelectric ceramic, a detection rod, two groups of fixing rods, a first spring, two groups of support rods and a second spring, wherein the outer walls of two sides of the detection plate are provided with clamping columns, the outer walls of the clamping columns are movably provided with clamping plates, the top of the detection plate is provided with the weight detector, the inner wall of the weight detector is provided with the piezoelectric ceramic, the top of the weight detector is provided with the detection rod in a penetrating manner, the outer wall of the detection rod is provided with the two groups of fixing rods, the bottoms of the fixing rods are provided with the first spring, the inner wall of the weight detector is provided with the two groups of support rods, and the tops of the support rods are connected with the bottoms of the first spring;
the outer wall of the bottom plate is provided with two groups of pressing rods in a penetrating mode, the front face of the testing machine is provided with a connector, and the outer wall of the other side of the testing machine is provided with a cooling box.
Preferably, electric telescopic handle is installed to the inside diapire of base, and electric telescopic handle's top extends the top of base, and a plurality of fixture blocks are installed to the outer wall of base.
Preferably, the outer wall of the wire connector is provided with a plurality of wire connecting grooves, the inner bottom wall of each wire connecting groove is provided with a moving rod in a penetrating manner, one end of the moving rod is provided with a wiring board, the outer wall of the moving rod is provided with a first gear groove, the inner rear wall of the wire connector is provided with a first gear, the first gear is meshed with the first gear groove, the inner rear wall of the wire connector is provided with a first vertical rod, the outer wall of the first vertical rod is provided with a second gear groove, the second gear groove is meshed with the first gear, the inner rear wall of the wire connector is provided with a second gear, the second gear is positioned below the first gear, the inner rear wall of the wire connector is provided with a transverse rod, the transverse rod is positioned below the second gear, the outer wall of the transverse rod is provided with a third gear groove, the third gear groove is meshed with the second gear, the inner rear wall of the wire connector is provided with a third gear, the third gear is positioned on one side of the second gear, and the inner wall of each wire connecting groove is provided with a T-shaped clamping block in a penetrating manner, the outer wall of grip block is equipped with fourth gear groove, and fourth gear groove and No. three gear meshes mutually, and the outer wall of connector is equipped with the recess, and the inner wall of recess runs through the control lever of installing the L type.
Preferably, the inserted bar of L type is installed to the outer wall of control lever, and the one end of inserted bar extends into the inside in wiring groove, and a plurality of card posts are installed to the inner wall of connector, and the fixed plate is installed to the inner wall of connector, and the second spring is installed to the bottom of fixed plate, and the bottom of second spring and the outer wall connection of inserted bar.
Preferably, the inner bottom wall of the cooling box is provided with a storage cavity, the inner wall of the cooling box is provided with a support plate, the top of the support plate is provided with a circulating water pump, the input end of the circulating water pump is provided with a water inlet pipe, one end of the water inlet pipe extends into the storage cavity, the output end of the circulating water pump is provided with a water outlet pipe, one end of the water outlet pipe extends into the storage cavity, the inner wall of the cooling box is provided with a fan, the bottom of the fan is provided with an exhaust pipe, the bottom of the exhaust pipe extends into the storage cavity, the top of the right side of the support plate is provided with a plurality of exhaust holes, the top of the support plate is provided with a drying box, the drying box is positioned on one side of the circulating water pump, the inner wall of the drying box is provided with a water leakage plate, the top of the water leakage plate is provided with dehumidifying sponge, the inner wall of the drying box is provided with an activated carbon net, the activated carbon net is positioned above the water leakage plate, and the top of the drying box is provided with an air outlet pipe, the motor is installed at the top of backup pad, and the bull stick is installed to the output of motor, and the one end movable mounting of bull stick has the shift ring, and the extrusion stem is installed to the outer wall of shift ring, and the one end of extrusion stem extends into the inside of drying cabinet.
Preferably, two sets of spring levers are installed to the inner wall of the pressure pole, and two sets of fixed slots are installed to the inner wall of bottom plate, and the adjusting plate is installed to the one end of pressure pole, and a plurality of stoppers are installed to the outer wall of adjusting plate.
Preferably, the inner wall of the connector is provided with a slot, and the top and the bottom of the connector are provided with fastening bolts.
Preferably, excitation coils are installed on the inner top wall and the inner bottom wall of the testing machine, a rotating rod is installed on the inner wall of the testing machine, one end of the rotating rod is connected with one end of the slot, a torque sensor is installed on the inner bottom wall of the testing machine, an exhaust pipe is installed on the inner wall of the testing machine, one end of the exhaust pipe is connected with the fan, a cooling pipe is installed on the inner wall of the testing machine, the cooling pipe is located on one side of the exhaust pipe, and one end of the cooling pipe is connected with one end of the air outlet pipe.
Preferably, the bottom of bottom plate is installed the gyro wheel, and the top of bottom plate is equipped with current-voltage test hole.
Preferably, the working steps of the device are as follows:
s1, a motor to be detected is mounted on a detection plate, then the motor is clamped by using a clamping plate, a motor extrudes a weight detector, a detection rod moves to extrude piezoelectric ceramics, the piezoelectric ceramics deform and change the resistance, the passing current changes, the extruded weight of one side of the motor can be obtained through the current change, two sides of the motor are simultaneously detected, if the numerical values of the weight detectors on the two sides are different, the motor is unbalanced, a corresponding electric telescopic rod is started, the corresponding detection plate is raised or lowered, the numerical values of the two weight detectors are adjusted to be the same, and therefore the motor is in a balanced state in the detection process;
s2, during wiring, a plug is inserted into a wiring groove, the plug is in contact with the wiring board, the wiring board moves to drive a moving rod to move, a first gear groove drives a first gear to rotate, the first gear drives a second gear groove to move, the second gear groove drives a first vertical rod to move downwards, the first vertical rod moves to drive, the second gear groove drives a second gear to rotate, the second gear drives a third gear groove to move, the third gear groove drives a cross rod to move, the third gear groove drives a third gear to rotate, the third gear drives a fourth gear groove to move, the fourth gear groove drives a clamping block to move, the clamping block extrudes and fixes the plug in the wiring groove, and the function of connecting the cable is achieved;
s3, during heat dissipation, a circulating water pump is started, the circulating water pump drives cooling liquid in a storage cavity to continuously flow, a fan is started, hot air in a testing machine is pumped into the cooling liquid from an exhaust pipe by the fan, the hot air is cooled by the cooling liquid, the heat dissipation area can be increased due to the continuous flow of the cooling liquid, the cooled air is diffused from the cooling liquid, the air enters the drying box, moisture in the air is adsorbed by dehumidification sponge and an active carbon net, the dried air enters the testing machine, rapid cooling of the testing machine is achieved, a motor is started, the motor drives a rotating rod to rotate, the rotating rod drives a moving ring to reciprocate, the dehumidification sponge is continuously extruded by an extrusion rod, moisture adsorbed in the dehumidification sponge enters the storage cavity, and the dehumidification sponge can continuously adsorb water vapor conveniently;
s4, when testing, the pressing rod is pulled, the adjusting plate is driven to move by the pressing rod, the adjusting plate drives the limiting block to move, the limiting block is separated from the clamping block, the limiting block is no longer limiting the base, the base is pushed to move, the input end of the motor is inserted into the connector, then the fastening bolt is rotated, and the output end of the motor is fixed in the slot by the fastening bolt, so that the mounting function is realized.
Compared with the prior art, the invention has the beneficial effects that:
1. the device to be detected can be automatically balanced by installing the electric telescopic rod and the weight detector, the motor to be detected is installed on the detection plate, then the motor is clamped by the clamping plate, the motor extrudes the weight detector, the detection rod moves to extrude piezoelectric ceramics, the piezoelectric ceramics deform and change the resistance value, the extruded weight of one side of the motor can be obtained by changing the current, the two sides of the motor are simultaneously detected, if the numerical values of the weight detectors on the two sides are different, the motor is not balanced, the corresponding electric telescopic rod is started, the corresponding detection plate is lifted or lowered, and the numerical values of the two weight detectors are adjusted to be the same, so that the motor is in a balanced state in the detection process;
2. the cable fixing device can fix a cable by installing the wire connector and the wire connecting groove, when in wire connection, the plug is inserted into the wire connecting groove, the plug is contacted with the wire connecting plate, the wire connecting plate moves to drive the moving rod to move, the first gear groove drives the first gear to rotate, the first gear drives the second gear groove to move, the second gear groove drives the first vertical rod to move downwards, the first vertical rod moves to drive, the second gear groove drives the second gear to rotate, the second gear drives the third gear groove to move, the third gear groove drives the cross rod to move, the third gear groove drives the third gear to rotate, the third gear drives the fourth gear groove to move, the fourth gear groove drives the clamping block to move, and the clamping block extrudes and fixes the plug in the wire connecting groove to realize the function of connecting the cable;
3. the device can be cooled by the cooling box, when the device is cooled, the circulating water pump drives the cooling liquid in the storage cavity to continuously flow, the fan pumps hot air in the testing machine into the cooling liquid from the air exhaust pipe, the hot air is cooled by the cooling liquid, the cooling liquid continuously flows to increase the heat dissipation area, the cooled air is diffused from the cooling liquid and enters the drying box, moisture in the air is adsorbed by the dehumidifying sponge and the active carbon net, the dried air enters the testing machine to realize rapid cooling of the testing machine, the motor drives the rotating rod to rotate, the rotating rod drives the moving ring to reciprocate, the extruding rod continuously extrudes the dehumidifying sponge, the moisture adsorbed in the dehumidifying sponge enters the storage cavity, and the dehumidifying sponge can continuously adsorb water vapor conveniently;
4. the quick installation device can be quickly installed by installing the base and the pressing rod, when a test is carried out, the pressing rod is pulled, the pressing rod drives the adjusting plate to move, the adjusting plate drives the limiting block to move, the limiting block is separated from the clamping block, the limiting block does not limit the base any more, the base is pushed to move, the input end of the motor is inserted into the connector, then the fastening bolt is rotated, and the output end of the motor is fixed in the slot by the fastening bolt, so that the installation function is realized.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic diagram of a side view of the testing machine of the present invention;
FIG. 3 is a schematic view of a portion of the connector of the present invention;
FIG. 4 is a schematic view of the structure of part A of FIG. 3 according to the present invention;
FIG. 5 is a schematic view of a portion of the base plate of the present invention;
FIG. 6 is a schematic view of a partial structure of the weight detector of the present invention;
FIG. 7 is a schematic structural view of a push rod portion of the present invention;
FIG. 8 is a schematic view of a portion of the cooling box of the present invention;
fig. 9 is a partial structural schematic view of the drying box of the present invention.
In the figure: 1. a base plate; 101. a current voltage test hole; 102. a roller; 2. a base; 201. an electric telescopic rod; 202. a clamping block; 3. detecting a plate; 301. a weight detector; 302. piezoelectric ceramics; 303. a detection lever; 304. a support bar; 305. a first spring; 4. pressing the rod; 401. an adjustment plate; 402. a limiting block; 5. a testing machine; 501. an exciting coil; 502. rotating the rod; 503. a torque sensor; 504. an air exhaust pipe; 505. a cooling tube; 6. a connector; 601. a slot; 602. fastening a bolt; 7. a wire connector; 701. a wiring slot; 702. a wiring board; 703. a travel bar; 704. a first gear; 705. a first vertical bar; 706. a second gear; 707. a cross bar; 708. a third gear; 709. a clamping block; 8. a control lever; 801. inserting a rod; 802. clamping the column; 803. a fixing plate; 804. a second spring; 9. a cooling tank; 901. a storage chamber; 902. a water circulating pump; 903. a fan; 904. a drying oven; 905. a water leakage plate; 906. a dehumidifying sponge; 907. an activated carbon mesh; 908. a motor; 909. a moving ring; 910. the rod is squeezed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, an embodiment of the present invention: a dynamometer with a balance base comprises a bottom plate 1, a base 2, a detection plate 3 and a testing machine 5, wherein the base 2 is installed at the top of the bottom plate 1, the testing machine 5 is installed at the top of the bottom plate 1, a wire connector 7 is installed on the outer wall of one side of the testing machine 5, the detection plate 3 is installed at the top of the base 2, two groups of pressing rods 4 are installed on the outer wall of the bottom plate 1 in a penetrating mode, a connector 6 is installed on the front side of the testing machine 5, a cooling box 9 is installed on the outer wall of the other side of the testing machine 5, rollers 102 are installed at the bottom of the bottom plate 1, current and voltage testing holes 101 are formed in the top of the bottom plate 1, the bottom plate 1 can support a top device, a device to be detected can be conveniently installed on the base 2, the detection plate 3 can detect the weight of the device, the testing machine 5 can test the device, the wire connector 7 can facilitate wiring of the device and fix a cable, and the pressing rods 4 can facilitate movement of the base 2, the connector 6 can make things convenient for test machine 5 to be connected with the device under test, and the cooling tank 9 can cool off the inside of test machine 5, and current and voltage test hole 101 can conveniently measure the electric current and the voltage of device under test, conveniently calculates the power of device, and the gyro wheel 102 can make things convenient for the device to remove.
Referring to fig. 1 and fig. 6, an embodiment of the present invention: a dynamometer with a balance base, clamping columns are installed on the outer walls of two sides of a detection plate 3, clamping plates are movably installed on the outer walls of the clamping columns, a weight detector 301 is installed at the top of the detection plate 3, piezoelectric ceramics 302 are installed on the inner wall of the weight detector 301, a detection rod 303 is installed on the top of the weight detector 301 in a penetrating mode, two groups of fixing rods are installed on the outer wall of the detection rod 303, a first spring 305 is installed at the bottom of each fixing rod, two groups of support rods 304 are installed on the inner wall of the weight detector 301, the top of each support rod 304 is connected with the bottom of the corresponding first spring 305, a motor to be detected is installed on the detection plate 3, then the motor is clamped through the clamping plates, the motor extrudes the weight detector 301, the detection rods 303 move to extrude the piezoelectric ceramics 302, the piezoelectric ceramics 302 deform, the resistance value changes, the passing current changes, and the extruding weight of one side of the motor can be obtained through the current change, the two sides of the motor are simultaneously detected, if the numerical values of the weight detectors 301 on the two sides are different, the motor is not balanced, the corresponding electric telescopic rod 201 is started, the corresponding detection plate 3 is lifted or lowered, and the numerical values of the two weight detectors 301 are adjusted to be the same, so that the motor is in a balanced state in the detection process.
Referring to fig. 5 and 7, an embodiment of the present invention: the utility model provides a dynamometer machine with balanced base, electric telescopic handle 201 is installed to base 2's inside diapire, and electric telescopic handle 201's top extends base 2's top, a plurality of fixture blocks 202 are installed to base 2's outer wall, two sets of spring rods are installed to the inner wall of pressing pole 4, two sets of fixed slots are installed to bottom plate 1's inner wall, adjusting plate 401 is installed to the one end of pressing pole 4, a plurality of stopper 402 are installed to adjusting plate 401's outer wall, when testing, the pulling presses pole 4, press pole 4 to drive adjusting plate 401 and remove, adjusting plate 401 drives stopper 402 and removes, stopper 402 separates with fixture block 202, stopper 402 is no longer spacing to base 2, promote base 2 and remove, insert the input of motor in connector 6, subsequently, rotate fastening bolt 602, fastening bolt 602 fixes the output of motor in slot 601, realize the installation function.
Referring to fig. 3 and 4, an embodiment of the present invention: a dynamometer with a balance base, the outer wall of a wire connector 7 is provided with a plurality of wire connecting grooves 701, the inner bottom wall of each wire connecting groove 701 is provided with a moving rod 703 in a penetrating mode, one end of each moving rod 703 is provided with a wiring board 702, the outer wall of each moving rod 703 is provided with a first gear groove, the inner rear wall of the wire connector 7 is provided with a first gear 704, the first gear 704 is meshed with the first gear groove, the inner rear wall of the wire connector 7 is provided with a first vertical rod 705, the outer wall of the first vertical rod 705 is provided with a second gear groove, the second gear groove is meshed with the first gear 704, the inner rear wall of the wire connector 7 is provided with a second gear 706, the second gear 706 is located below the first gear 704, the inner rear wall of the wire connector 7 is provided with a cross rod 707, the cross rod 707 is located below the second gear 706, the outer wall of the cross rod 707 is provided with a third gear groove, the third gear groove is meshed with the second gear 706, the inner rear wall of the wire connector 7 is provided with a third gear 708, the third gear 708 is positioned at one side of the second gear 706, a T-shaped clamping block 709 is arranged on the inner wall of the wiring groove 701 in a penetrating mode, a fourth gear groove is formed in the outer wall of the clamping block 709 and is meshed with the third gear 708, a groove is formed in the outer wall of the wire connector 7, an L-shaped control rod 8 is arranged on the inner wall of the groove in a penetrating mode, the dynamometer is provided with a balance base, an L-shaped inserting rod 801 is arranged on the outer wall of the control rod 8, one end of the inserting rod 801 extends into the wiring groove 701, a plurality of clamping columns 802 are arranged on the inner wall of the wire connector 7, a fixing plate 803 is arranged on the inner wall of the wire connector 7, a second spring 804 is arranged at the bottom of the fixing plate 803, the bottom of the second spring 804 is connected with the outer wall of the inserting rod 801, during wiring, a plug is inserted into the wiring groove 701 and is contacted with the wiring board 702, the wiring board 702 moves to drive the moving rod 703 to move, the first gear 704 rotates, no. one gear 704 drives the second gear groove and moves, the second gear groove drives first montant 705 to move downwards, first montant 705 moves and drives, the second gear groove drives No. two gears 706 to rotate, No. two gears 706 drive the third gear groove and move, the third gear groove drives horizontal pole 707 to move, the third gear groove drives No. three gears 708 to rotate, No. three gears 708 drives the fourth gear groove and moves, the fourth gear groove drives grip block 709 to move, grip block 709 fixes the plug extrusion in the inside of wiring groove 701, realize the connection function to the cable, control lever 8 can move in the horizontal direction, inserted bar 801 keeps away from card post 802 during the removal. When the control rod 8 is fixed by the second spring 804 extending or contracting, the insert rod 801 is inserted between the clamp posts 802, the clamp posts 802 block the insert rod 801 from moving, and the function of limiting the control rod 8 is achieved
Referring to fig. 8 and 9, an embodiment of the present invention: a dynamometer with a balance base, a storage cavity 901 is arranged on the bottom wall inside a cooling box 9, a support plate is arranged on the inner wall of the cooling box 9, a circulating water pump 902 is arranged on the top of the support plate, a water inlet pipe is arranged at the input end of the circulating water pump 902, one end of the water inlet pipe extends into the storage cavity 901, a water outlet pipe is arranged at the output end of the circulating water pump 902, one end of the water outlet pipe extends into the storage cavity 901, a fan 903 is arranged on the inner wall of the cooling box 9, an exhaust pipe is arranged at the bottom of the fan 903, the bottom of the exhaust pipe extends into the storage cavity 901, a plurality of exhaust holes are arranged at the top of the right side of the support plate, a drying box 904 is arranged on the top of the support plate, the drying box 904 is positioned on one side of the circulating water pump 902, a water leakage plate 905 is arranged on the inner wall of the drying box 904, a dehumidification sponge 906 is arranged at the top of the water leakage plate 905, and an activated carbon mesh 907 is arranged on the inner wall of the drying box 904, the activated carbon mesh 907 is located above the water leakage plate 905, the air outlet pipe is installed at the top of the drying box 904, the motor 908 is installed at the top of the supporting plate, the rotating rod is installed at the output end of the motor 908, the moving ring 909 is movably installed at one end of the rotating rod, the extrusion rod 910 is installed on the outer wall of the moving ring 909, one end of the extrusion rod 910 extends into the drying box 904, when heat is dissipated, the circulating water pump 902 is started, the circulating water pump 902 drives the cooling liquid in the storage cavity 901 to continuously flow, the fan 903 is started, the fan 903 pumps the hot air in the testing machine 5 into the cooling liquid from the air extraction pipe 504, the hot air is cooled by the cooling liquid, the heat dissipation area can be increased due to the continuous flow of the cooling liquid, the cooled air is dispersed from the cooling liquid, the air enters the drying box 904, the moisture in the air passes through the dehumidification sponge 906 and the activated carbon mesh 907, the moisture in the air is adsorbed, and the dried air enters the testing machine 5, the quick cooling of test machine 5 is realized, motor 908 is started, motor 908 drives the bull stick to rotate, the bull stick drives shift ring 909 to do reciprocating motion, the continuous extrusion dehumidification sponge 906 of extrusion pole 910, the inside adsorbed moisture of dehumidification sponge 906 enters into and stores the chamber 901, makes things convenient for the absorption steam that dehumidification sponge 906 can last.
Referring to fig. 2, an embodiment of the present invention: a dynamometer with a balance base, an exciting coil 501 is installed on the inner top wall and the inner bottom wall of a testing machine 5, a rotating rod 502 is installed on the inner wall of the testing machine 5, one end of the rotating rod 502 is connected with one end of a slot 601, a torque sensor 503 is installed on the inner bottom wall of the testing machine 5, an exhaust pipe 504 is installed on the inner wall of the testing machine 5, one end of the exhaust pipe 504 is connected with a fan 903, a cooling pipe 505 is installed on the inner wall of the testing machine 5, the cooling pipe 505 is located on one side of the exhaust pipe 504, one end of the cooling pipe 505 is connected with one end of an air outlet pipe, the slot 601 is installed on the inner wall of a connector 6, fastening bolts 602 are installed on the top and the bottom of the connector 6, a magnetic field is generated when the exciting coil 501 passes through current, the magnetic field blocks the rotation of a rotor, the blocked force is the torque of a device to be tested, and the rotating rod 502 can rotate along with the rotor of a motor to be tested, the air exhaust pipe 504 can exhaust hot air inside the testing machine 5, and the cooling pipe 505 can blow cold air inside the testing machine 5, so as to realize the cooling function.
Further, the working steps of the device are as follows:
s1, a motor to be detected is installed on a detection plate 3, then the motor is clamped by using a clamping plate, the motor extrudes a weight detector 301, a detection rod 303 moves to extrude piezoelectric ceramics 302, the piezoelectric ceramics 302 deform, the resistance value changes, the passing current changes, the extruded weight of one side of the motor can be obtained through the current change, two sides of the motor are simultaneously detected, if the numerical values of the weight detectors 301 on the two sides are different, the motor is not balanced, a corresponding electric telescopic rod 201 is started, the corresponding detection plate 3 is raised or lowered, and the numerical values of the two weight detectors 301 are adjusted to be the same, so that the motor is in a balanced state in the detection process;
s2, during wiring, a plug is inserted into a wiring groove 701 and is in contact with the wiring board 702, the wiring board 702 moves to drive a moving rod 703 to move, a first gear groove drives a first gear 704 to rotate, the first gear 704 drives a second gear groove to move, the second gear groove drives a first vertical rod 705 to move downwards, the first vertical rod 705 moves to drive, the second gear groove drives a second gear 706 to rotate, the second gear 706 drives a third gear groove to move, the third gear groove drives a cross rod 707 to move, the third gear groove drives a third gear 708 to rotate, the third gear 708 drives a fourth gear groove to move, the fourth gear groove drives a clamping block 709 to move, and the clamping block 709 extrudes and fixes the plug in the wiring groove 701 so as to realize the function of connecting cables;
s3, when heat is dissipated, the circulating water pump 902 is started, the circulating water pump 902 drives the cooling liquid in the storage cavity 901 to continuously flow, the fan 903 is started, the fan 903 pumps the hot air in the testing machine 5 into the cooling liquid from the air suction pipe 504, the hot air is cooled by the cooling liquid, the heat dissipation area can be increased by the continuous flowing of the cooling liquid, the cooled air is diffused from the cooling liquid, the air enters the drying box 904, the moisture in the air is absorbed by the dehumidifying sponge 906 and the activated carbon net 907, the dried air enters the testing machine 5, the testing machine 5 is rapidly cooled, the motor 908 is started, the motor 908 drives the rotating rod to rotate, the rotating rod drives the moving ring 909 to reciprocate, the squeezing rod 910 continuously squeezes the dehumidifying sponge 906, and moisture adsorbed in the dehumidifying sponge 906 enters the storage cavity 901, so that the dehumidifying sponge 906 can continuously adsorb water vapor conveniently;
s4, when testing, the pressing rod 4 is pulled, the pressing rod 4 drives the adjusting plate 401 to move, the adjusting plate 401 drives the limiting block 402 to move, the limiting block 402 is separated from the clamping block 202, the limiting block 402 is no longer limiting for the base 2, the base 2 is pushed to move, the input end of the motor is inserted into the connector 6, then the fastening bolt 602 is rotated, and the output end of the motor is fixed in the slot 601 through the fastening bolt 602, so that the mounting function is realized.
The working principle is that when a test is firstly carried out, a pressing rod 4 is pulled, the pressing rod 4 drives an adjusting plate 401 to move, the adjusting plate 401 drives a limiting block 402 to move, the limiting block 402 is separated from a clamping block 202, the limiting block 402 does not limit a base 2 any more, the base 2 is pushed to move, an input end of a motor is inserted into a connector 6, then a fastening bolt 602 is rotated, the fastening bolt 602 fixes an output end of the motor in a slot 601 to realize an installation function, when wiring is carried out, a plug is inserted into a wiring groove 701 and is contacted with a wiring board 702, the wiring board 702 moves to drive a moving rod 703 to move, a first gear groove drives a first gear 704 to rotate, a first gear 704 drives a second gear groove to move, the second gear groove drives a first vertical rod 705 to move downwards, the first vertical rod 705 moves to drive, the second gear groove drives a second gear 706 to rotate, and a second gear 706 drives a third gear groove to move, the third gear groove drives the cross rod 707 to move, the third gear groove drives the third gear 708 to rotate, the third gear 708 drives the fourth gear groove to move, the fourth gear groove drives the clamping block 709 to move, the clamping block 709 extrudes and fixes the plug inside the wiring groove 701 to realize the connection function of the cable, then the motor to be detected is installed on the detection plate 3, then the motor is clamped by using the clamping plate, the motor extrudes the weight detector 301, the detection rod 303 moves and extrudes the piezoelectric ceramic 302, the piezoelectric ceramic 302 deforms, the resistance value changes, the passing current changes, the weight extruded on one side of the motor can be obtained through the current change, the two sides of the motor are simultaneously detected, if the weight detectors 301 on the two sides have different values, the motor is not balanced, the corresponding electric telescopic rod 201 is started, the corresponding detection plate 3 is raised or lowered, and the two weight detectors 301 are adjusted to have the same value, therefore, the motor is in a balanced state in the detection process, when heat is finally dissipated, the circulating water pump 902 is started, the circulating water pump 902 drives the cooling liquid in the storage cavity 901 to continuously flow, the fan 903 is started, the fan 903 pumps the hot air in the testing machine 5 into the cooling liquid from the air exhaust pipe 504, the hot air is cooled by the cooling liquid, the cooling liquid continuously flows to increase the heat dissipation area, the cooled air is dispersed from the cooling liquid, the air enters the drying box 904, moisture in the air is absorbed through the dehumidifying sponge 906 and the activated carbon mesh 907, the dried air enters the testing machine 5 to realize rapid cooling of the testing machine 5, the motor 908 is started, the motor 908 drives the rotating rod to rotate, the rotating rod drives the moving ring 909 to reciprocate, the squeezing rod 910 continuously squeezes the dehumidifying sponge 906, and the moisture absorbed in the dehumidifying sponge 906 enters the storage cavity 901, the moisture removal facilitating sponge 906 can continuously adsorb moisture.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides a dynamometer machine with balanced base, includes bottom plate (1), base (2), pick-up plate (3) and test machine (5), its characterized in that: a base (2) is installed at the top of the bottom plate (1), a testing machine (5) is installed at the top of the bottom plate (1), a wire connector (7) is installed on the outer wall of one side of the testing machine (5), and a detection plate (3) is installed at the top of the base (2);
clamping columns are mounted on the outer walls of two sides of the detection plate (3), clamping plates are movably mounted on the outer walls of the clamping columns, a weight detector (301) is mounted at the top of the detection plate (3), piezoelectric ceramics (302) are mounted on the inner wall of the weight detector (301), a detection rod (303) is mounted at the top of the weight detector (301) in a penetrating mode, two groups of fixing rods are mounted on the outer wall of the detection rod (303), a first spring (305) is mounted at the bottom of each fixing rod, two groups of support rods (304) are mounted on the inner wall of the weight detector (301), and the top of each support rod (304) is connected with the bottom of the first spring (305);
the outer wall of the bottom plate (1) is provided with two groups of pressing rods (4) in a penetrating mode, the front face of the testing machine (5) is provided with a connector (6), and the outer wall of the other side of the testing machine (5) is provided with a cooling box (9).
2. The dynamometer machine with balanced base of claim 1, characterized in that: electric telescopic handle (201) are installed to the inside diapire of base (2), and the top of electric telescopic handle (201) extends the top of base (2), and a plurality of fixture blocks (202) are installed to the outer wall of base (2).
3. The dynamometer machine with balanced base of claim 1, characterized in that: the outer wall of the wire connector (7) is provided with a plurality of wire connecting grooves (701), the inner bottom wall of each wire connecting groove (701) is provided with a moving rod (703) in a penetrating mode, one end of each moving rod (703) is provided with a wiring board (702), the outer wall of each moving rod (703) is provided with a first gear groove, the inner rear wall of the wire connector (7) is provided with a first gear (704), the first gear (704) is meshed with the first gear groove, the inner rear wall of the wire connector (7) is provided with a first vertical rod (705), the outer wall of the first vertical rod (705) is provided with a second gear groove, the second gear groove is meshed with the first gear (704), the inner rear wall of the wire connector (7) is provided with a second gear (706), the second gear (706) is located below the first gear (706), the inner rear wall of the wire connector (7) is provided with a cross rod (707), and the cross rod (707) is located below the second gear (706), the outer wall of horizontal pole (707) is equipped with the third gear groove, and the third gear groove meshes with No. two gear (706), No. three gear (708) are installed to the inside back wall of connector (7), and No. three gear (708) are located the one side of No. two gear (706), the inner wall of connector groove (701) runs through and installs grip block (709) of T type, the outer wall of grip block (709) is equipped with the fourth gear groove, and fourth gear groove meshes with No. three gear (708) mutually, the outer wall of connector (7) is equipped with the recess, the inner wall of recess runs through and installs control lever (8) of L type.
4. The dynamometer machine with balanced base of claim 3, characterized in that: the utility model discloses a wire connector, including control lever (8), wire connector (7), fixed plate (803), second spring (804) are installed to the inner wall of fixed plate (803), and the bottom of second spring (804) and the outer wall connection of inserted bar (801).
5. The dynamometer machine with balanced base of claim 1, characterized in that: the inner bottom wall of the cooling box (9) is provided with a storage cavity (901), a supporting plate is installed on the inner wall of the cooling box (9), a circulating water pump (902) is installed at the top of the supporting plate, a water inlet pipe is installed at the input end of the circulating water pump (902), one end of the water inlet pipe extends into the storage cavity (901), a water outlet pipe is installed at the output end of the circulating water pump (902), one end of the water outlet pipe extends into the storage cavity (901), a fan (903) is installed on the inner wall of the cooling box (9), an exhaust pipe is installed at the bottom of the fan (903), the bottom of the exhaust pipe extends into the storage cavity (901), a plurality of exhaust holes are formed in the top of the right side of the supporting plate, a drying box (904) is installed at the top of the supporting plate, the drying box (904) is located on one side of the circulating water pump (902), a water leakage plate (905) is installed on the inner wall of the drying box (904), and a dehumidification sponge (906) is installed at the top of the water leakage plate (905), activated carbon net (907) is installed to the inner wall of drying cabinet (904), and activated carbon net (907) is located the top of hourglass water board (905), the outlet duct is installed at the top of drying cabinet (904), motor (908) are installed at the top of backup pad, the bull stick is installed to the output of motor (908), the one end movable mounting of bull stick has shift ring (909), extrusion pole (910) are installed to the outer wall of shift ring (909), and the one end of extrusion pole (910) extends into the inside of drying cabinet (904).
6. The dynamometer machine with balanced base of claim 1, characterized in that: two sets of spring levers are installed to the inner wall of according to pole (4), and two sets of fixed slots are installed to the inner wall of bottom plate (1), and adjusting plate (401) are installed to the one end of according to pole (4), and a plurality of stopper (402) are installed to the outer wall of adjusting plate (401).
7. The dynamometer machine with balanced base of claim 1, characterized in that: the inner wall of the connector (6) is provided with a slot (601), and the top and the bottom of the connector (6) are provided with fastening bolts (602).
8. The dynamometer machine with balanced base of claim 1, characterized in that: exciting coil (501) are all installed to the inside roof and the inside diapire of test machine (5), dwang (502) are installed to the inner wall of test machine (5), and the one end of dwang (502) is connected with the one end of slot (601), torque sensor (503) are installed to the inside diapire of test machine (5), exhaust tube (504) are installed to the inner wall of test machine (5), and the one end of exhaust tube (504) is connected with fan (903), cooling tube (505) are installed to the inner wall of test machine (5), and cooling tube (505) are located one side of exhaust tube (504), the one end of cooling tube (505) is connected with the one end of outlet duct.
9. The dynamometer machine with balanced base of claim 1, characterized in that: the bottom of bottom plate (1) is installed gyro wheel (102), and the top of bottom plate (1) is equipped with current-voltage test hole (101).
10. Dynamometer with balanced base according to any of claims 1-9, characterized by the following working steps:
s1, a motor to be detected is installed on a detection plate (3), then the motor is clamped by using a clamping plate, the motor extrudes a weight detector (301), a detection rod (303) moves to extrude piezoelectric ceramics (302), the piezoelectric ceramics (302) deform and change in resistance, the current passing through the motor changes, the extruded weight of one side of the motor can be obtained through the change in current, two sides of the motor are simultaneously detected, if the numerical values of the weight detectors (301) on the two sides are different, the motor is unbalanced, a corresponding electric telescopic rod (201) is started, the corresponding detection plate (3) is raised or lowered, and the numerical values of the two weight detectors (301) are adjusted to be the same, so that the motor is in a balanced state in the detection process;
s2, during wiring, a plug is inserted into a wiring groove (701) and is in contact with the wiring board (702), the wiring board (702) moves to drive a moving rod (703) to move, a first gear groove drives a first gear (704) to rotate, a first gear (704) drives a second gear groove to move, the second gear groove drives a first vertical rod (705) to move downwards, the first vertical rod (705) moves to drive, the second gear groove drives a second gear (706) to rotate, the second gear (706) drives a third gear groove to move, the third gear groove drives a cross rod (707) to move, the third gear groove drives a third gear (708) to rotate, the third gear (708) drives a fourth gear groove to move, the fourth gear groove drives a clamping block (709) to move, and the clamping block (709) extrudes and fixes the plug inside the wiring groove (701), so that a cable connection function is achieved;
s3, when heat is dissipated, a circulating water pump (902) is started, the circulating water pump (902) drives cooling liquid in a storage cavity (901) to continuously flow, a fan (903) is started, hot air in a testing machine (5) is pumped into the cooling liquid from an air exhaust pipe (504) by the fan (903), the hot air is cooled by the cooling liquid, the cooling liquid continuously flows to increase the heat dissipation area, the cooled air is diffused from the cooling liquid and enters the drying box (904), moisture in the air is absorbed by a dehumidifying sponge (906) and an active carbon net (907), the dried air enters the testing machine (5) to realize rapid cooling of the testing machine (5), a motor (908) is started, the motor (908) drives a rotating rod to rotate, the rotating rod drives a moving ring (909) to do reciprocating motion, a squeezing rod (910) continuously squeezes the dehumidifying sponge (906), and moisture absorbed by the dehumidifying sponge (906) enters the storage cavity (901), the dehumidifying sponge (906) can continuously adsorb water vapor conveniently;
s4 when testing, pulling is pressed pole (4), it drives adjusting plate (401) and removes to press pole (4), adjusting plate (401) drive stopper (402) and remove, stopper (402) and fixture block (202) separation, stopper (402) are no longer spacing to base (2), promote base (2) and remove, insert connector (6) with the input of motor, rotate fastening bolt (602) afterwards, fastening bolt (602) are fixed the output of motor in slot (601), realize the installation function.
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| CN202110897144.1A CN113624379B (en) | 2021-08-05 | 2021-08-05 | Dynamometer with balance base |
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| CN114236387A (en) * | 2021-12-22 | 2022-03-25 | 山东森森矿业新材料有限公司 | Be used for mining machinery motor electrical variable measuring device |
| CN115864969A (en) * | 2023-03-03 | 2023-03-28 | 山西省安装集团股份有限公司 | Mountain photovoltaic power generation panel installation device and use method thereof |
| CN116577589A (en) * | 2023-06-13 | 2023-08-11 | 无锡迈泽科技有限公司 | Automatic filter testing equipment |
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