CN215448276U

CN215448276U - Fan motor torque precision detection device of heat dissipation module

Info

Publication number: CN215448276U
Application number: CN202121308420.8U
Authority: CN
Inventors: 赵庭瑞
Original assignee: Suzhou Yuanqiao Precision Electronics Co ltd
Current assignee: Suzhou Yuanqiao Precision Electronics Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-07
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a fan motor torque precision detection device of a heat radiation module, which comprises: the detection device comprises a jig carrying platform, wherein a plurality of accommodating grooves which are arranged at intervals are formed in the jig carrying platform, the accommodating grooves are used for accommodating a motor to be detected, a cover plate is arranged on the accommodating grooves, a through hole is formed in the cover plate, a plurality of scale marks marked with scales are arranged on the cover plate around the through hole, and one end of a rotating shaft of the motor penetrates through the through hole and is provided with an indicating needle; the jig carrying platform is further provided with a circuit module, the circuit module is provided with a plurality of wiring terminals, and the motor is electrically connected to the wiring terminals and drives the indicating needle to rotate through the rotating shaft. The detection device can detect the torque precision of the motor, is convenient to operate and high in detection efficiency, ensures that the performance of the motor reaches the requirement, and prolongs the service life of the fan and ensures high heat dissipation performance of the heat dissipation module.

Description

Fan motor torque precision detection device of heat dissipation module

Technical Field

The utility model relates to the technical field of motor torque detection, in particular to a fan motor torque precision detection device of a heat dissipation module.

Background

The heat radiation module is a module unit applied to heat radiation of systems, devices, equipment and the like, and basically comprises a heat conduction section, a heat radiation section, a locking mechanism and a plurality of auxiliary sticking pieces, wherein a heat pipe plays a role in quick heat conduction in the heat conduction section, and a fan provides airflow required by forced convection in the heat radiation section.

The motor is used as a core component of the heat dissipation fan, and the performance of the motor directly influences the heat dissipation effect of the heat dissipation module. At present, parameters such as voltage and current of a motor and the existence of cold solder joints of terminals are generally detected most basically before the motor is produced and shipped, and the torque precision of the motor cannot be detected. The motor torque is taken as one of important parameters for embodying the motor performance, when the torque cannot meet the requirement, the rotating shaft of the motor is seriously abraded after the fan rotates for a long time, the fan shakes, the rotating speed of the fan is insufficient, and the heat dissipation effect cannot be achieved. Therefore, it is necessary to develop a precision detection device for the torque of the motor.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a device for detecting torque accuracy of a fan motor of a heat dissipation module, which can detect the torque accuracy of the motor, ensure that the performance of the motor reaches the requirement, prolong the service life of the fan, and ensure high heat dissipation performance of the heat dissipation module.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a fan motor moment of torsion precision detection device of heat dissipation module, includes: the detection device comprises a jig carrying platform, wherein a plurality of accommodating grooves which are arranged at intervals are formed in the jig carrying platform, the accommodating grooves are used for accommodating a motor to be detected, a cover plate is arranged on the accommodating grooves, a through hole is formed in the cover plate, a plurality of scale marks marked with scales are arranged on the cover plate around the through hole, and one end of a rotating shaft of the motor penetrates through the through hole and is provided with an indicating needle; the jig carrying platform is further provided with a circuit module, the circuit module is provided with a plurality of wiring terminals, and the motor is electrically connected to the wiring terminals and drives the indicating needle to rotate through the rotating shaft.

As a further improvement of the present invention, a plurality of first magnets are mounted on the jig carrying platform, a plurality of second magnets are mounted on the cover plate, and the second magnets correspond to the first magnets one by one and attract each other.

As a further improvement of the utility model, the accommodating groove is circular and is matched with the motor, and a positioning groove is arranged on the accommodating groove and is matched with the upper end cover of the motor for circumferential positioning of the motor.

As a further improvement of the utility model, one side of the containing groove is provided with an opening.

As a further improvement of the utility model, the bottom of the containing groove is provided with a groove for containing the other end of the rotating shaft.

As a further improvement of the present invention, the two sides of the jig carrying platform are symmetrically provided with the accommodating grooves, and two cover plates are respectively installed corresponding to the two sides.

As a further improvement of the present invention, the circuit module includes a circuit board, a lithium battery, and a start switch, and the circuit board is used for controlling the lithium battery to provide power for the motor within a set time.

The utility model has the beneficial effects that: the utility model provides a fan motor torque precision detection device of a heat dissipation module, which is characterized in that a plurality of accommodating grooves are formed in a jig carrying platform, a cover plate is arranged on the accommodating grooves, a motor is positioned by the accommodating grooves and positioning grooves and is pressed and attached by the cover plate, so that the motor is stably and reliably positioned, and the cover plate is arranged on the jig carrying platform in a magnetic attachment mode, so that the operation is very convenient; the motors are simultaneously and electrically connected to the wiring terminals of the circuit module, the circuit board controls the motors to be electrified, the motor drives the rotating shafts to drive the indicating needles to rotate, the torque precision of the motors can be detected according to the scales pointed by the indicating needles, the detection efficiency is greatly improved, the performance of the motors is ensured to meet the requirements, the service life of the fan is prolonged, and the high heat dissipation performance of the heat dissipation module is ensured.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view from another perspective of the present invention;

FIG. 3 is a perspective view of a carrier for the jig of the present invention;

fig. 4 is a perspective view of the cover plate of the present invention.

The following description is made with reference to the accompanying drawings:

1-carrying platform of the jig; 101-a containing groove;

102-positioning groove; 103-opening;

104-groove; 2-cover plate;

201-through hole; 202-graduation mark;

3-circuit module; 301-connecting terminal;

4-a first magnet; 5-second magnet.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 4, the present invention provides a fan motor torque precision detection device of a heat dissipation module, including: the fixture carrier 1 is provided with five accommodating grooves 101 at intervals on the front side and the rear side of the fixture carrier 1, the accommodating grooves 101 are used for accommodating a motor (not shown in the figure) to be detected, the accommodating grooves 101 are circular, the size of the accommodating grooves 101 is matched with that of the motor, and the depth of the accommodating grooves 101 is consistent with the height of the motor body. Two positioning grooves 102 are symmetrically arranged on two sides of the top of each accommodating groove 101, and the positioning grooves 102 are matched with an upper end cover of the motor for circumferential positioning of the motor.

Referring to fig. 1 and 4, two cover plates 2 are respectively installed on the jig carrying platform 1 corresponding to the accommodating grooves 101 on the front and rear sides, five through holes 201 are formed in each cover plate 2 corresponding to the accommodating grooves 101, and the cover plates 2 are provided with a plurality of scale marks 202 marked with scales around the circumference of each through hole 201. The top end of the rotating shaft of the motor passes through the through hole 201 and is provided with an indicating needle (not shown in the figure). Still install circuit module 3 on tool microscope carrier 1, circuit module 3 is fixed in the position between front and back both sides storage tank 101, is provided with ten binding post 301 on circuit module 3, and the motor electricity is connected to on binding post 301. The circuit module 3 comprises a circuit board, a lithium battery and a starting switch, wherein the circuit board is used for controlling the lithium battery to provide electric quantity for the motor within a set time. The motor is energized for one unit time under standard conditions, and its rotating shaft is rotated 360 °. After the motor is electrically connected to the wiring terminal 301, the starting switch is pressed, the circuit board controls the motor to be electrified for a unit time, the motor drives the rotating shaft to rotate, the indicating needle is driven to rotate, and whether the torque of the motor is accurate or not is judged according to the scale mark 202 pointed by the indicating needle. By adopting the structural design, ten motors can be detected at one time, the detection efficiency is greatly improved, and the judgment can be facilitated through the scale marks 202.

Referring to fig. 1 and 2, a first circular groove is formed in the bottom of the jig carrier 1 between two adjacent accommodating grooves 101, and a first magnet 4 is mounted in each first circular groove. The top of apron 2 is located and all is provided with the second circular recess between two adjacent through-holes 201, all installs second magnet 5 in the second circular recess, second magnet 5 and first magnet 4 one-to-one and inter attraction. Through adopting this structural design, apron 2 is installed on tool microscope carrier 1 and is compressed tightly the motor through the magnetism adsorption mode, and it is very convenient to operate.

Referring to fig. 3, the bottom of the accommodating groove 101 is provided with a groove 104 for accommodating the other end of the rotating shaft. The opposite sides of the accommodating grooves 101 at the front and rear sides are provided with openings 103 for providing a space for the lead terminals on the motor to escape.

The working principle of the embodiment is as follows:

meanwhile, ten motors are respectively installed in ten accommodating grooves 101 on a jig carrying platform 1, two ends of an end cover of each motor are arranged in positioning grooves 102 for circumferential positioning, two cover plates 2 are respectively covered on the accommodating grooves 101 on the front side and the rear side of the jig carrying platform 1 to compress the motors, an indicating needle is sleeved on a rotating shaft of each motor and points to the same scale mark 202, lead terminals on the motors are electrically connected to wiring terminals 301 of a circuit module 3 in a one-to-one correspondence mode, a starting switch is pressed down, the circuit board controls the front and the rear of the motors to be electrified for two unit times, the motors drive the rotating shafts to rotate to drive the indicating needles to rotate for two circles, and whether the torque of the motors is accurate or not is judged according to the scale marks 202 pointed by the indicating needles.

Therefore, the fan motor torque precision detection device of the heat dissipation module is characterized in that the plurality of accommodating grooves are formed in the jig carrying platform, the cover plate is arranged on the accommodating grooves, the motor is positioned by the accommodating grooves and the positioning grooves and is pressed and attached through the cover plate, so that the motor is stably and reliably positioned, and the cover plate is arranged on the jig carrying platform in a magnetic adsorption mode, so that the operation is very convenient; the motors are simultaneously and electrically connected to the wiring terminals of the circuit module, the circuit board controls the motors to be electrified, the motor drives the rotating shafts to drive the indicating needles to rotate, the torque precision of the motors can be detected according to the scales pointed by the indicating needles, the detection efficiency is greatly improved, the performance of the motors is ensured to meet the requirements, the service life of the fan is prolonged, and the high heat dissipation performance of the heat dissipation module is ensured.

In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. The foregoing description is only a preferred embodiment of the utility model, which can be embodied in many different forms than described herein, and therefore the utility model is not limited to the specific embodiments disclosed above. And that those skilled in the art may, using the methods and techniques disclosed above, make numerous possible variations and modifications to the disclosed embodiments, or modify equivalents thereof, without departing from the scope of the claimed embodiments. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a fan motor moment of torsion precision detection device of heat dissipation module which characterized in that includes: the detection device comprises a jig carrying platform (1), wherein a plurality of accommodating grooves (101) which are arranged at intervals are formed in the jig carrying platform (1), the accommodating grooves (101) are used for accommodating a motor to be detected, a cover plate (2) is installed on the accommodating grooves (101), a through hole (201) is formed in the cover plate (2), a plurality of scale marks (202) marked with scales are arranged on the cover plate (2) around the through hole (201), and one end of a rotating shaft of the motor penetrates through the through hole (201) and is provided with an indicating needle; the jig carrying platform (1) is further provided with a circuit module (3), the circuit module (3) is provided with a plurality of wiring terminals (301), and the motor is electrically connected to the wiring terminals (301) and drives the indicating needle to rotate through the rotating shaft.

2. The device for detecting the torque accuracy of a fan motor of a heat dissipation module as claimed in claim 1, wherein: the jig carrying platform (1) is provided with a plurality of first magnets (4), the cover plate (2) is provided with a plurality of second magnets (5), and the second magnets (5) correspond to the first magnets (4) one by one and attract each other.

3. The device for detecting the torque accuracy of a fan motor of a heat dissipation module as claimed in claim 1, wherein: the containing groove (101) is circular and is matched with the motor, a positioning groove (102) is formed in the containing groove (101), and the positioning groove (102) is matched with the upper end cover of the motor to be used for circumferentially positioning the motor.

4. The device for detecting the torque accuracy of a fan motor of a heat dissipation module as claimed in claim 1, wherein: openings (103) are formed in one side of the accommodating groove (101).

5. The device for detecting the torque accuracy of a fan motor of a heat dissipation module as claimed in claim 1, wherein: the bottom of the containing groove (101) is provided with a groove (104) used for containing the other end of the rotating shaft.

6. The device for detecting the torque accuracy of a fan motor of a heat dissipation module as claimed in claim 1, wherein: the two sides of the jig carrying platform (1) are symmetrically provided with the containing grooves (101), and two cover plates (2) are respectively arranged corresponding to the two sides.

7. The device for detecting the torque accuracy of a fan motor of a heat dissipation module as claimed in claim 1, wherein: the circuit module (3) comprises a circuit board, a lithium battery and a starting switch, wherein the circuit board is used for controlling the lithium battery to supply electric quantity to the motor within set time.