Direct-current brushless motor convenient to fix

Abstract

The utility model discloses a direct current brushless motor convenient to fix, which comprises a brushless motor body, a convenient fixing mechanism, a series connection mechanism and a sealing mechanism, the brushless motor body comprises a stator, a winding and a rotor, an annular chute is arranged in the brushless motor body, a slip ring is arranged in the annular chute, and a rubber pad is fixedly connected to the surface of the slip ring. Through the arrangement of the convenient fixing mechanism, the sliding ring can slide in the annular sliding groove to adjust the position, the sliding ring is fixed in the annular sliding groove by tightening the first jackscrew, the rubber pad on the sliding ring, the clamping frame and the fixing frame form an integral fixing structure, and the fixing holes can be used for installing connecting pieces such as bolts. The motor is fixed on corresponding equipment or a mounting seat, the magnet block in the fixing frame can increase the adsorption force between the motor and a metal mounting surface, the fixing stability is further enhanced, external complex fixing parts do not need to be excessively relied on, and the problem that a traditional brushless motor is inconvenient to fix is effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to brushless motor technical field, concretely is a direct current brushless motor convenient to fix. BACKGROUND

[0002] Brushless motor is a kind of motor type, full name is brushless DC motor, it is a kind of electronic circuit to replace traditional brush and commutator to realize current commutation motor, and the stator of brushless motor is the part of generating magnetic field, generally by winding and core, winding is passed into electric current and will generate magnetic field.Rotor is the rotating part of motor, and its magnetic pole can be permanent magnet, when motor works, position sensor detects the position information of rotor, and sends it to electronic commutator, and electronic commutator controls the on-off and direction of current in stator winding according to rotor position signal, so that the magnetic field generated by stator winding and rotor magnetic field interact, and drive rotor to rotate, for example, in three-phase brushless motor, by switching the energized state of three-phase winding in a certain order, a rotating magnetic field can be generated, and the permanent magnet rotor is continuously rotated.

[0003] In many industrial production scenes, motor as key power source, drives various components to run continuously.However, the widely used brushless motor at present stage generally has a problem: they mostly need to rely on external fixing parts to complete installation and fixation, and the motor itself lacks effective fixing structure.This situation leads to in actual operation, installation workers need to spend additional time and effort to find suitable fixing parts, and also need to adjust repeatedly in the installation process, to ensure that the motor is fixed firmly.This fixing mode is not only cumbersome to operate, but also in some space-limited or complex installation conditions, may appear not firm, bring security risks to subsequent production operation, greatly influence the practicability of brushless motor in actual production and life.In view of this, we specially design a direct current brushless motor convenient to fix, to effectively solve these problems, improve the convenience and reliability of brushless motor in practical application. CONTENT OF UTILITY MODEL

[0004] The utility model mainly solves the technical problems existing in the prior art, and provides a direct current brushless motor convenient to fix.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: A direct current brushless motor convenient to fix, including brushless motor body, convenient fixing mechanism, series connection mechanism and closing mechanism, the brushless motor body includes stator, winding and rotor, the inside of brushless motor body is provided with annular chute, the inside of annular chute is provided with sliding ring, the surface of sliding ring is fixedly connected with rubber pad, the surface of rubber pad is fixedly connected with card set frame, the lower side of card set frame is fixedly connected with fixed frame, the surface of fixed frame is provided with fixed hole, the inside of fixed frame is fixedly connected with magnet block, the inside of sliding ring is provided with first jackscrew, card set frame and fixed frame all are provided with two, and two fixed holes are set up on each fixed frame.

[0006] Preferably, the sliding ring is in sliding connection with the annular chute, the first jackscrew is in threaded connection with the sliding ring, and one end of the first jackscrew abuts against the annular chute, so that the sliding ring can be fixed in the annular chute.

[0007] Preferably, the series connection mechanism comprises a front cover plate, a limiting groove is formed in the inside of the front cover plate, a connecting ring is arranged in the inside of the limiting groove, a motor shaft is fixedly connected to the inside of the connecting ring, the motor shaft is fixedly connected with the rotor, and the motor shaft rotates when the rotor rotates, and one end of the motor shaft is arranged on the outside of the front cover plate.

[0008] Preferably, the front cover plate is fixedly connected to the front side of the brushless motor body by screws, the connecting ring is in sliding connection with the limiting groove, and the connecting ring is arranged in the limiting groove, so as to support the motor shaft and the rotor.

[0009] Preferably, the closing mechanism comprises a clamping groove, a clamping ring is arranged in the inside of the clamping groove, a rear cover plate is fixedly connected to one side of the clamping ring, a second jackscrew is arranged in the inside of the clamping ring, and the rear cover plate is arranged at the rear side of the brushless motor body, so as to close the rear side of the brushless motor body.

[0010] Preferably, the clamping groove is formed in the inside of the brushless motor body, the clamping ring is in sliding connection with the clamping groove, and the second jackscrew is in threaded connection with the clamping ring, so that the clamping ring can be fixed in the clamping groove when the screwing end of the second jackscrew abuts against the surface of the brushless motor body.

[0011] Preferably, a plurality of air permeation grooves are formed in the surface of the brushless motor body, and the air permeation grooves are formed, so that heat inside the brushless motor body can be dissipated through the air permeation grooves when the brushless motor body operates.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] 1. The utility model discloses a fixed mechanism is set, and the sliding ring is slidably adjusted position in annular slide groove, and the sliding ring is fixed in annular slide groove through the first top silk is screwed, and the rubber pad, the card set frame and the fixed frame on the sliding ring constitute a whole fixed structure, and the fixed hole can be used for installing bolt connecting piece, and the motor is fixed on the corresponding equipment or mounting seat, and the magnet block in the fixed frame can increase the adsorption between the motor and metal mounting surface, further enhance the stability of fixed, do not need too much rely on the external complex fixed parts, effectively solve the problem of inconvenient of traditional brushless motor fixed. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings are included to provide a further understanding of the present utility model, and constitute a part of the specification, and are used together with the embodiments of the present utility model to explain the present utility model, and do not constitute the limitation to the present utility model. In the drawings:

[0015] Figure 1 It is the structure schematic diagram of the whole of the present utility model front view;

[0016] Figure 2 It is the structure schematic diagram of the first kind of front view section of the present utility model;

[0017] Figure 3 It is the structure schematic diagram of the whole of the present utility model side view;

[0018] Figure 4 It is the structure schematic diagram of the section of the present utility model side view;

[0019] Figure 5 It is the structure schematic diagram of the second kind of front view section of the present utility model;

[0020] Figure 6 It is the structure schematic diagram of the whole of the present utility model lower view.

[0021] In the drawing: 1, brushless motor body;101, stator;102, winding;103, rotor;2, annular slide groove;3, sliding ring;4, rubber pad;5, card set frame;6, fixed frame;7, fixed hole;8, magnet block;9, first top silk;10, front cover plate;11, limit slot;12, connecting ring;13, motor shaft;14, card slot;15, snap ring;16, rear cover plate;17, second top silk;18, air vent groove. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model, and obviously, the described embodiments are only a part of the embodiments of the present utility model, not all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the scope of protection of the present utility model.

[0023] Please refer to Figures 1-6 A direct current brushless motor convenient to fix, comprising a brushless motor body 1, a convenient fixing mechanism, a series connection mechanism and a sealing mechanism, the brushless motor body 1 comprises a stator 101, a winding 102 and a rotor 103, an annular sliding groove 2 is arranged in the brushless motor body 1, a slip ring 3 is arranged in the annular sliding groove 2, a rubber pad 4 is fixedly connected to the surface of the slip ring 3, a clamping frame 5 is fixedly connected to the surface of the rubber pad 4, a fixing frame 6 is fixedly connected to the lower side of the clamping frame 5, a fixing hole 7 is arranged through the surface of the fixing frame 6, a magnet block 8 is fixedly connected to the inside of the fixing frame 6, a first jackscrew 9 is arranged in the inside of the slip ring 3, the slip ring 3 is slidably connected with the annular sliding groove 2, the first jackscrew 9 is threadedly connected with the slip ring 3, firstly, the stator 101 winding 102 in the brushless motor body 1 generates a rotating magnetic field after current is passed through, and interacts with the permanent magnet on the rotor 103, so that the rotor 103 starts to rotate, the position sensor in the brushless motor body 1 detects the position information of the rotor 103 and sends it to the electronic commutator, the electronic commutator controls the on-off and direction of the current in the winding 102 according to the rotor 103 position signal, the rotor 103 drives the motor shaft 13 fixedly connected thereto to rotate synchronously, and the motor shaft 13 can output power to drive external equipment to work, in the aspect of fixing, the unique convenient fixing mechanism plays a role, the slip ring 3 can be slidably adjusted in the annular sliding groove 2, when adjusted to the appropriate position, the slip ring 3 is fixed in the annular sliding groove 2 by tightening the first jackscrew 9, the rubber pad 4, the clamping frame 5 and the fixing frame 6 on the slip ring 3 constitute a whole fixing structure, the fixing hole 7 on the fixing frame 6 can be used to install connecting members such as bolts, so as to fix the motor on the corresponding equipment or mounting seat, and the magnet block 8 in the inside of the fixing frame 6 can increase the adsorption force between the motor and the metal mounting surface, further enhancing the stability of the fixation, without relying too much on external complex fixing parts, effectively solving the problem of inconvenient fixing of traditional brushless motors.

[0024] In one aspect of the embodiment, the front cover plate 10 is fixed on the front side of the brushless motor body 1 by screws, the connecting ring 12 in the internal limiting groove 11 is fixedly connected with the motor shaft 13, and the connecting ring 12 slides in the limiting groove 11, supporting the motor shaft 13 and the rotor 103, and ensuring the stability and accuracy of the rotor 103 driving the motor shaft 13 in the rotating process.

[0025] In one aspect of the embodiment, the clamping ring 15 can slide in the clamping groove 14, when the position is adjusted, the second jackscrew 17 is tightened to fix the clamping ring 15 in the clamping groove 14, so as to stably install the rear cover plate 16 on the rear side of the brushless motor body 1, and seal the rear side of the motor body, protect the internal components of the motor, and also help to maintain the integrity of the overall structure of the motor.

[0026] In one aspect of the embodiment, the plurality of air vent grooves 18 formed on the surface of the brushless motor body 1 can dissipate the heat generated inside the motor in time during operation of the motor, so as to avoid affecting the performance or damaging the motor due to overheating, and ensure the continuous and stable operation of the motor in a good thermal environment.

[0027] The working principle of the utility model is: when the direct current brushless motor convenient to fix is used, the slip ring 3 can be slidably adjusted in the annular sliding groove 2, when adjusted to the appropriate position, the slip ring 3 is fixed in the annular sliding groove 2 by tightening the first top silk 9, the rubber pad 4, the clamping frame 5 and the fixing frame 6 on the slip ring 3 constitute a whole fixed structure, the fixing hole 7 on the fixing frame 6 can be used to install connecting members such as bolts, the motor is fixed on the corresponding equipment or mounting seat, the magnet block 8 in the fixing frame 6 can increase the adsorption force between the motor and the metal mounting surface, after the motor is fixed, the stator 101 winding 102 in the brushless motor body 1 generates a rotating magnetic field after passing through the current, interacts with the permanent magnet on the rotor 103, makes the rotor 103 start to rotate, the inherent position sensor in the brushless motor body 1 detects the position information of the rotor 103 and sends it to the electronic commutator, the electronic commutator controls the on-off and direction of the current in the winding 102 according to the rotor 103 position signal, the rotor 103 drives the motor shaft 13 fixedly connected therewith to rotate synchronously, and drives the motor shaft 13 to rotate, all the electric equipment in the scheme is powered by an external power supply.

[0028] Finally, it should be noted that: the above only for preferred embodiments of the utility model have described, and do not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A direct current brushless motor for easy fixing, comprising a brushless motor body (1), a fixing-easy mechanism, a series mechanism and a sealing mechanism, characterized in that: The brushless motor body (1) includes a stator (101), a winding (102) and a rotor (103), an annular sliding groove (2) is opened in the brushless motor body (1), a slip ring (3) is arranged in the annular sliding groove (2), a rubber pad (4) is fixedly connected to the surface of the slip ring (3), a clamping frame (5) is fixedly connected to the surface of the rubber pad (4), a fixed frame (6) is fixedly connected to the lower side of the clamping frame (5), a fixed hole (7) is opened in the surface of the fixed frame (6), a magnet block (8) is fixedly connected in the fixed frame (6), and a first jack (9) is arranged in the slip ring (3).

2. A direct current brushless motor for easy mounting according to claim 1, characterized in that: The slip ring (3) is slidably connected with the annular sliding groove (2), and the first jack (9) is threadedly connected with the slip ring (3).

3. A direct current brushless motor for easy mounting according to claim 1, characterized in that: The series mechanism includes a front cover plate (10), a limiting groove (11) is opened in the inside of the front cover plate (10), a connecting ring (12) is arranged in the inside of the limiting groove (11), a motor shaft (13) is fixedly connected in the inside of the connecting ring (12), and the motor shaft (13) is fixedly connected with the rotor (103).

4. A direct current brushless motor for easy mounting according to claim 3, characterized in that: The front cover plate (10) is fixedly connected to the front side of the brushless motor body (1) through a screw, and the connecting ring (12) is slidably connected with the limiting groove (11).

5. A direct current brushless motor for easy mounting according to claim 1, characterized in that: The closing mechanism includes a clamping groove (14), a clamping ring (15) is arranged in the inside of the clamping groove (14), a rear cover plate (16) is fixedly connected to one side of the clamping ring (15), and a second jack (17) is arranged in the inside of the clamping ring (15).

6. A direct current brushless motor for easy mounting according to claim 5, characterized in that: The clamping groove (14) is opened in the inside of the brushless motor body (1), the clamping ring (15) is slidably connected with the clamping groove (14), and the second jack (17) is threadedly connected with the clamping ring (15).

7. A direct current brushless motor for easy mounting according to claim 1, characterized in that: Ventilation grooves (18) are opened in the surface of the brushless motor body (1), and a plurality of ventilation grooves (18) are opened.

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