CN215415784U

CN215415784U - Brushless DC motor performance testing device

Info

Publication number: CN215415784U
Application number: CN202121868527.8U
Authority: CN
Inventors: 李勇
Original assignee: Zibo Kecheng Electrical Machinery Co ltd
Current assignee: Zibo Kecheng Electrical Machinery Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-01-04
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a performance testing device of a direct current brushless motor, which comprises a base, wherein a testing box is arranged on the surface of one side of the base through a hinge, a detection mechanism is arranged on the testing box, a groove block is arranged at the top end of the base, an arc-shaped pad is arranged at the top end of the groove block, an electric push rod is arranged at the top end of the arc-shaped pad, an adjusting mechanism is arranged on the electric push rod, a fixed block is arranged at the top end of the base on one side of the groove block, and a limiting mechanism is arranged on the fixed block. According to the direct current brushless motor performance testing device, a series of structures are arranged, so that the direct current brushless motor performance testing device is more accurate in testing data when in use, testing can be performed according to direct current brushless motors of different sizes, limiting is formed through the limiting pin and the round hole in the surface of the adjusting cylinder, tightness adjustment is facilitated, an operator can conveniently detect the motors, and the detection efficiency and the detection precision are improved.

Description

Brushless DC motor performance testing device

Technical Field

The utility model relates to the technical field of direct current brushless motors, in particular to a performance testing device of a direct current brushless motor.

Background

The brushless DC motor is a typical electromechanical integrated product, and because the brushless DC motor runs in a self-control mode, a starting winding is not additionally arranged on a rotor like a synchronous motor which is started under heavy load under variable frequency speed regulation, and oscillation and step loss are not generated when the load suddenly changes.

Direct current brushless motor need carry out test set before putting into use, conventional brushless motor test all goes on through test instrument such as universal meter, brushless motor's connecting wire produces the displacement with the easy atress of in-process of pen-shape metre contact, let its test set become complicated, and it is inconvenient to fix the motor, and rotational speed detection device is all fixed, inconvenient adjusting position, and can not test the not motor of equidimension, and then when leading to direct current brushless motor to carry out rotational speed detection and other detections, there is the difference in the measuring accuracy, be not convenient for operate.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a device for testing performance of a dc brushless motor, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a brushless DC motor capability test device, includes the base, there is the test box one side surface of base through the hinge mount, and installs detection mechanism on the test box, the recess piece is installed on the top of base, and the top of recess piece installs the arc and fills up, electric putter is installed on the top of arc pad, and installs adjustment mechanism on the electric putter, the fixed block is installed on the base top of recess piece one side, and installs stop gear on the fixed block.

Preferably, detection mechanism includes omnipotent table, conducting strip and press the part, and the conducting strip is evenly installed through the fluting to the top surface of test box, and omnipotent table is installed on the test box top of conducting strip one side, and connects through the wire between omnipotent table and the conducting strip, presses the test box top that the part installed in the conducting strip top.

Preferably, the pressing part comprises a support, a pressing rod, an adjusting cylinder and an executing part, the support is installed at the top end of the testing box above the conducting strip, the adjusting cylinder is installed at the top end of the support, the pressing rod is movably installed at the top end of the adjusting cylinder, the surface of the support extends out of the top end of the pressing rod, and the executing part is installed on the pressing rod.

Preferably, the execution part comprises a limit pin and a pressing plate, the pressing plate is installed at the extending end of the pressing rod, and the limit pin is installed on the surface of the pressing rod inside the adjusting cylinder.

Preferably, the adjusting mechanism comprises a sleeve, a limiting disc, an adjusting rod and a testing part, the sleeve is installed at the output end of the electric push rod, the adjusting rod is movably installed inside the sleeve, the limiting disc is installed on the surface of the sleeve, and the testing part is installed on the adjusting rod.

Preferably, the test component comprises a contact type revolution meter, a transmission rod and a transmission sleeve, the contact type revolution meter is installed at the top end of the adjusting rod above the fixing block, the transmission rod is installed on an output shaft of the contact type revolution meter, and the transmission sleeve is detachably installed at the bottom end of the transmission rod.

Preferably, stop gear includes limiting plate, spacing seat, screw rod and handle, and spacing seat is installed on the top of fixed block, and the screw rod has been cup jointed to the inside of spacing seat, and the limiting plate is installed to the screw rod one end of neighbouring arc pad, and the handle is installed to the screw rod other end.

Compared with the prior art, the utility model has the beneficial effects that:

1. this brushless DC motor capability test device, through the test box, what the test box adopted is the higher plastics material of hardness, actually form through omnipotent table and conducting strip and detect, and lead through the test box inside makes omnipotent table and conducting strip form electric connection, the wiring end that will wait to examine the motor is placed on the surface of conducting strip, through artifical supplementary operation, push down the push rod and make clamp plate and wire form to compress tightly, and form spacingly through the spacer pin and the round hole of adjusting a section of thick bamboo surface, the elasticity regulation of being convenient for, thereby do benefit to the operator and detect the motor, promote detection efficiency and detection precision.

2. This brushless DC motor capability test device, through electric putter, electric putter passes through outside automatically controlled part and connects, and electric putter's output installs the sleeve pipe, and the sheathed tube inside has cup jointed the regulation pole, and the contact tachometer is installed on the top of regulation pole, and the contact tachometer detects through the form with the test motor contact, compares induction detector, and its test data is more accurate, and can test according to the brushless DC motor of equidimension not.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic diagram of the overall test operation of the present invention;

in the figure: 1. a base; 2. a groove block; 3. an arc-shaped pad; 4. an electric push rod; 5. a sleeve; 6. a limiting disc; 7. a contact tachometer; 8. adjusting a rod; 9. a transmission rod; 10. a transmission sleeve; 11. a limiting plate; 12. a limiting seat; 13. a screw; 14. a handle; 15. a fixed block; 16. a universal meter; 17. a test box; 18. a pressing lever; 19. a support; 20. a conductive sheet; 21. an adjusting cylinder; 22. pressing a plate; 23. and a limiting pin.

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.

As shown in fig. 1 to 3, the dc brushless motor performance testing apparatus of this embodiment includes a base 1, the base 1 is made of metal solid material, and a counter weight is added to improve the stability of the apparatus, a testing box 17 is mounted on a side surface of the base 1 through a hinge, the testing box 17 is actually a cabinet, and is used for installing wires inside, so as to improve the aesthetic property of the apparatus, a detecting mechanism is mounted on the testing box 17, a groove block 2 is mounted on a top end of the base 1, the groove block 2 is cuboid-shaped and provided with a groove, an arc-shaped pad 3 is mounted on a top end of the groove block 2, the arc-shaped pad 3 is made of rubber material and is arc-shaped to form a better limiting effect by matching with the radian of the surface of the motor, an electric push rod 4 is mounted on a top end of the arc-shaped pad 3, the optional model of the electric push rod 4 is XTL350, and an adjusting mechanism is mounted on the electric push rod 4, fixed block 15 is installed on the base 1 top of 2 one sides in groove piece, and the outward appearance of fixed block 15 is that the cuboid is cubic, actually for spacing and fixed to other parts, and install stop gear on the fixed block 15.

Specifically, detection mechanism includes omnipotent table 16, conducting strip 20 and pressing member, and conducting strip 20 is evenly installed through the fluting to the top surface of test box 17, and what conducting strip 20 adopted is the metal material, rents as the electrical conductivity, and omnipotent table 16 is installed on the test box 17 top of conducting strip 20 one side, and omnipotent table 16 is as electric current, voltage and resistance measurement's instrument, and connects through the wire between omnipotent table 16 and the conducting strip 20, and pressing member installs on the test box 17 top of conducting strip 20 top.

Further, the pressing part includes support 19, press the depression bar 18, adjust a section of thick bamboo 21 and executive component, support 19 is all installed on the test box 17 top of conducting strip 20 top, support 19's outward appearance is the portal arch shape, be convenient for to the support of part, adjust a section of thick bamboo 21 is all installed on support 19's top, adjust a section of thick bamboo 21's outward appearance and be the cylinder form, and the surface evenly has laid the round hole, it all has press the depression bar 18 all to adjust a section of thick bamboo 21's top movable mounting, press the outward appearance of depression bar 18 to be the T shape, be the cup joint relation with adjusting a section of thick bamboo 21, and adjust the inside press the depression bar 18 surface of a section of thick bamboo 21 and cup jointed the expanding spring, and press the top of depression bar 18 to extend the support 19 surface, executive component installs on pressing the depression bar 18.

Further, the executive component includes spacer pin 23 and clamp plate 22, and clamp plate 22 is all installed to the extension end of pressing rod 18, and clamp plate 22's outward appearance is semicircle form, and the surface is provided with anti-skidding texture, is convenient for carry on spacingly and fixed to the detection wire, adjusts the inside 18 surface mounting of pressing rod of a section of thick bamboo 21 and has spacer pin 23, and spacer pin 23 actually is formed by button, pipe and the combination of pressing the spring, through artifical supplementary regulation, can change the upper and lower position of clamp plate 22 at will.

Further, adjustment mechanism includes sleeve pipe 5, spacing dish 6, adjust pole 8 and test component, sleeve pipe 5 is installed to electric putter 4's output, what sleeve pipe 5 adopted is hollow metal side's pipe, and be parallel state with base 1, the inside movable mounting of sleeve pipe 5 has regulation pole 8, what adjust pole 8 adopted is metal side's pipe, and be the vertical state with electric putter 4, sleeve pipe 5's surface mounting has spacing dish 6, spacing dish 6 is actually through the manual rotation operation, make the threaded rod ejecting to sleeve pipe 5 inside, make through the extrusion force adjust pole 8 and sleeve pipe 5 formation spacing effect, test component installs on adjusting pole 8.

Further, the test component includes contact tachometer 7, transfer line 9 and transmission cover 10, contact tachometer 7 is installed on the regulation pole 8 top above fixed block 15, the model that contact tachometer 7 adopted is AR925, the rotational speed of motor is measured through the contact, it is more accurate to compare laser detection, transfer line 9 is installed to the output shaft of contact tachometer 7, transfer line 9 does not do the motion because of self, actually rotate with contact tachometer 7 synchronization, the detachable transmission cover 10 of installing in bottom of transfer line 9, transmission cover 10 carries out supporting use according to different size motors, drive transmission cover 10 through the output shaft of motor and rotate, carry out rotational speed test with cooperation contact tachometer 7.

Further, stop gear includes limiting plate 11, spacing seat 12, screw rod 13 and handle 14, spacing seat 12 is installed on the top of fixed block 15, spacing seat 12 is the vertical state with fixed block 15, and the internally mounted of spacing seat 12 has the pivot cover, screw rod 13 has been cup jointed to the inside of spacing seat 12, actually install screw rod 13 on the pivot cover of spacing seat 12 inside, limiting plate 11 is installed to screw rod 13 one end that neighbouring arc fills up 3, limiting plate 11 actually forms through spacing pad and pivot seat combination, do not move because of self, actually remove about driving limiting plate 11 through screw rod 13, handle 14 is installed to the screw rod 13 other end, the artifical supplementary operation of accessible, it is rotatory to drive screw rod 13 through the rotation.

The using method of the embodiment comprises the following steps: this DC brushless motor capability test device installs after accomplishing, will wait to detect DC brushless motor and place the top at recess piece 2, it is spacing to make limiting plate 11 and arc pad 3 fix DC brushless motor through rotatory handle 14, because there is the difference in the motor size, it makes the surface that transmission sleeve 10 is located the motor output shaft to adjust electric putter 4, place the wire of motor wiring end on conducting strip 20 surface, and make the wire contact with conducting strip 20 through pressing rod 18 and clamp plate 22, and it is spacing with spacer pin 23 formation, start DC brushless motor this moment, can detect the rotational speed through contact tachometer 7, can detect the electric current through omnipotent table 16, voltage, data such as resistance.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a brushless DC motor capability test device, includes base (1), its characterized in that: one side surface of base (1) has test box (17) through the hinge mounting, and installs detection mechanism on test box (17), groove piece (2) are installed on the top of base (1), and the top of groove piece (2) installs arc pad (3), electric putter (4) are installed on the top of arc pad (3), and install adjustment mechanism on electric putter (4), fixed block (15) are installed on base (1) top of groove piece (2) one side, and install stop gear on fixed block (15).

2. The apparatus for testing performance of a dc brushless motor according to claim 1, wherein: the detection mechanism comprises a universal meter (16), a conducting strip (20) and a pressing part, the conducting strip (20) is uniformly installed on the surface of the top end of the test box (17) through a groove, the universal meter (16) is installed on the top end of the test box (17) on one side of the conducting strip (20), the universal meter (16) is connected with the conducting strip (20) through a wire, and the pressing part is installed on the top end of the test box (17) above the conducting strip (20).

3. The apparatus for testing performance of a dc brushless motor according to claim 2, wherein: the pressing part comprises a support (19), a pressing rod (18), an adjusting cylinder (21) and an executing part, the support (19) is installed at the top end of the testing box (17) above the conducting strip (20), the adjusting cylinder (21) is installed at the top end of the support (19), the pressing rod (18) is movably installed at the top end of the adjusting cylinder (21), the surface of the support (19) extends out of the top end of the pressing rod (18), and the executing part is installed on the pressing rod (18).

4. The apparatus for testing performance of a brushless dc motor according to claim 3, wherein: the execution part comprises a limiting pin (23) and a pressing plate (22), the pressing plate (22) is installed at the extending end of the pressing rod (18), and the limiting pin (23) is installed on the surface of the pressing rod (18) inside the adjusting cylinder (21).

5. The apparatus for testing performance of a dc brushless motor according to claim 1, wherein: the adjusting mechanism comprises a sleeve (5), a limiting disc (6), an adjusting rod (8) and a testing part, the sleeve (5) is installed at the output end of the electric push rod (4), the adjusting rod (8) is movably installed inside the sleeve (5), the limiting disc (6) is installed on the surface of the sleeve (5), and the testing part is installed on the adjusting rod (8).

6. The apparatus for testing performance of a brushless dc motor according to claim 5, wherein: the test component comprises a contact type revolution meter (7), a transmission rod (9) and a transmission sleeve (10), the contact type revolution meter (7) is installed at the top end of an adjusting rod (8) above a fixing block (15), the transmission rod (9) is installed on an output shaft of the contact type revolution meter (7), and the transmission sleeve (10) is detachably installed at the bottom end of the transmission rod (9).

7. The apparatus for testing performance of a dc brushless motor according to claim 1, wherein: limiting mechanism includes limiting plate (11), spacing seat (12), screw rod (13) and handle (14), and spacing seat (12) are installed on the top of fixed block (15), and screw rod (13) have been cup jointed to the inside of spacing seat (12), and limiting plate (11) are installed to screw rod (13) one end of neighbouring arc pad (3), and handle (14) are installed to the screw rod (13) other end.