Slotless brushless direct current motor

Abstract

The utility model discloses a slotless brushless direct-current motor, which belongs to the field of motors and comprises a slotless brushless direct-current motor body and a mounting seat, an arranged mounting mechanism is matched with the slotless brushless direct-current motor body for use, and when the slotless brushless direct-current motor body is mounted on the mounting seat for use, the slotless brushless direct-current motor body is mounted on the mounting seat. After a positioning inserting plate on the bottom face of a supporting bottom plate is inserted into a positioning inserting groove formed in the top face of a mounting base, L-shaped clamping blocks on the two sides of the bottom face of the supporting bottom plate enter movable openings formed in the top face of the mounting base correspondingly, then rotary knobs located on the two sides of the supporting bottom plate are rotated, and the rotary knobs drive threaded rods to rotate through rotating rods; the movable block moves outwards along the threaded rod through the threaded hole, and the sliding block on the bottom surface of the movable block drives the L-shaped clamping block to synchronously move outwards in the movable opening until the transverse outer side part of the L-shaped clamping block enters a bayonet formed in the movable opening; therefore, the slotless brushless direct current motor body can be conveniently and quickly installed and fixed on the top surface of the installation seat for use.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor field, especially a kind of slotless brushless DC motor. BACKGROUND

[0002] Motor (commonly known as "motor") refers to the electromagnetic device according to electromagnetic induction law to realize electric energy conversion or transmission. It is divided into motor (symbol is M) and generator (symbol is G).

[0003] ‌Slotless brushless DC motor (BLDC) refers to the DC motor without brush and rotor slot. Its rotor is composed of many small magnets, instead of traditional winding and core. There is no mechanical contact between the rotor and stator of slotless brushless DC motor, and the rotation of the rotor is realized by electromagnetic induction.

[0004] In the prior art, the current installation method of slotless brushless DC motor is mostly installed and fixed by bolt, and the slotless brushless DC motor is installed and fixed on the mounting seat for use by bolt and with the use of auxiliary tool. Since the use of bolt and auxiliary tool is needed during the installation of slotless brushless DC motor, it is troublesome to operate during the installation of slotless brushless DC motor, and it is difficult to quickly remove the slotless brushless DC motor for maintenance in time after the subsequent slotless brushless DC motor fails, thereby causing inconvenience in disassembly and assembly operation of slotless brushless DC motor and reducing work efficiency. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a slotless brushless DC motor, which can effectively solve the problems in the background art.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0007] A slotless brushless DC motor, comprising a slotless brushless DC motor body and a mounting seat, the slotless brushless DC motor body is fixedly connected to the top surface of the mounting seat through the mounting mechanism of the bottom surface, and the mounting mechanism comprises a supporting bottom plate, a threaded rod, a movable block and an L-shaped clamping block, the bottom surface of the slotless brushless DC motor body is fixedly connected with symmetrical supporting bottom plates, and the threaded rod is movably connected in the horizontal port opened in the front end of the supporting bottom plate through the rotating rods at both ends, the movable block is movably connected with the threaded rod through the threaded hole on the side wall, and the movable block is further movably connected inside the horizontal port through the sliding block on the bottom surface, and the L-shaped clamping block is fixedly connected to the bottom surface of the sliding block.

[0008] Preferably, a group of front-rear symmetrical positioning slots are opened on the top surface of the mounting seat.

[0009] Preferably, the bottom surface of the slotless brushless DC motor body is fixedly installed with a plurality of front and rear symmetrical support bottom plates, and the bottom surface of the support bottom plate is fixedly installed with a positioning plug plate which is inserted into the positioning plug slot.

[0010] Preferably, the top surface of the mounting seat and located at the left and right sides of the positioning plug slot is further provided with a movable port, and the inner side wall of the movable port is provided with a clamping port.

[0011] Preferably, the front end wall of the support bottom plate is provided with a plurality of left and right symmetrical transverse ports, the inner left and right end walls of the transverse port are provided with rotating holes, and the inner bottom surface of the transverse port is provided with a sliding port.

[0012] Preferably, the left and right ends of the threaded rod are fixedly installed with rotating rods, the rotating rods are movably installed in the rotating holes, the outer end of the rotating rod at the right end is fixedly installed with a knob, the side wall of the movable block is provided with a threaded hole, the movable block is threadedly connected with the threaded rod through the threaded hole, the bottom surface of the movable block is fixedly installed with a sliding block, the sliding block is movably installed in the sliding port, and the bottom surface of the sliding block is further fixedly installed with an L-shaped clamping block.

[0013] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0014] In the utility model, the installation mechanism is arranged to cooperate with the use of the slotless brushless DC motor body, when the slotless brushless DC motor body is installed on the mounting seat for use, the positioning plug plate on the bottom surface of the support bottom plate is inserted into the positioning plug slot on the top surface of the mounting seat, the L-shaped clamping blocks on the both sides of the bottom surface of the support bottom plate are respectively inserted into the movable ports on the top surface of the mounting seat, the knobs on the both sides of the support bottom plate are rotated, the knobs drive the threaded rod to rotate through the rotating rod, the movable block moves outward along the threaded rod through the threaded hole, the sliding block on the bottom surface of the movable block drives the L-shaped clamping blocks to synchronously move outward in the movable port, and the transverse outer side of the L-shaped clamping block is inserted into the clamping port in the movable port, so that the slotless brushless DC motor body can be quickly installed and fixed on the top surface of the mounting seat for use, the installation operation is simple and convenient, bolts and auxiliary tools are not needed, and the subsequent disassembly and maintenance operation of the slotless brushless DC motor body is facilitated, so that the slotless brushless DC motor body has the functions of convenient disassembly and use, and the working efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

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

[0016] Figure 2 It is a sectional view of the mounting seat of the utility model;

[0017] Figure 3The overall structure schematic diagram of the mounting mechanism of the utility model is shown in the figure.

[0018] Figure 4 The overall structure schematic diagram of the mounting mechanism of the utility model is shown in the figure. Figure 3 The structure section split schematic diagram of the mounting mechanism of the utility model is shown in the figure.

[0019] In the figure: 1, slotless brushless DC motor body; 2, mounting seat; 3, mounting mechanism; 4, positioning slot; 5, movable port; 6, bayonet; 7, support bottom plate; 8, positioning plugboard; 9, transverse port; 10, rotating hole; 11, sliding port; 12, threaded rod; 13, rotating rod; 14, knob; 15, movable block; 16, threaded hole; 17, sliding block; 18, L-shaped clamping block. Specific implementation

[0020] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific implementation.

[0021] As shown in Figure 1 - Figure 4 A slotless brushless DC motor, comprising a slotless brushless DC motor body 1 and a mounting seat 2, characterized in that: the slotless brushless DC motor body 1 is fixedly connected to the top surface of the mounting seat 2 through the mounting mechanism 3 on the bottom surface, and the mounting mechanism 3 comprises a support bottom plate 7, a threaded rod 12, a movable block 15 and an L-shaped clamping block 18; the bottom surface of the slotless brushless DC motor body 1 is fixedly connected with symmetrical support bottom plates 7; the threaded rod 12 is movably connected to the transverse port 9 opened in the front end of the support bottom plate 7 through the rotating rods 13 at both ends; the movable block 15 is movably connected with the threaded rod 12 through the threaded holes 16 on the side wall; the movable block 15 is further movably connected inside the transverse port 9 through the sliding block 17 on the bottom surface; and the L-shaped clamping block 18 is fixedly connected to the bottom surface of the sliding block 17.

[0022] As shown in Figure 2 , a group of front-rear symmetrical positioning slots 4 are opened on the top surface of the mounting seat 2, which are used for positioning and installing the slotless brushless DC motor body 1 by being opened on the mounting seat 2.

[0023] As shown in Figure 2 and Figure 3 , a group of front-rear symmetrical support bottom plates 7 are fixedly installed on the bottom surface of the slotless brushless DC motor body 1, and the bottom surface of the support bottom plate 7 is fixedly installed with a positioning plugboard 8; the positioning plugboard 8 is inserted into the positioning slot 4; by inserting the positioning plugboard 8 on the bottom surface of the support bottom plate 7 into the positioning slot 4 when the slotless brushless DC motor body 1, the slotless brushless DC motor body 1 can be quickly positioned and installed on the top surface of the mounting seat 2.

[0024] As shown in Figure 2As shown, the top surface of the mounting seat 2 and located on both sides of the positioning slot 4 is also provided with a movable port 5, the movable port 5 can ensure that the L-shaped clamping block 18 realizes the transverse displacement operation in the movable port 5, and the inside of the movable port 5 is provided with a clamping port 6 on the bottom of the outer wall side wall, and the clamping port 6 is used to cooperate with the L-shaped clamping block 18 to limit the L-shaped clamping block 18 in the mounting seat 2, so as to install and fix the slotless brushless DC motor body 1;

[0025] As shown in the figure, Figure 4 A group of left-right symmetrical transverse ports 9 are provided on the front end wall of the supporting bottom plate 7, the transverse ports 9 are used to cooperate with the movable block 15 to realize the transverse movement operation, and the inside of the transverse port 9 is provided with a rotating hole 10 on the left and right end walls, the rotating hole 10 is used to cooperate with the rotating rod 13 to realize the rotation operation, and the inside of the transverse port 9 is provided with a sliding port 11 on the bottom surface, the sliding port 11 is used to cooperate with the sliding block 17 to realize the sliding operation;

[0026] As shown in the figure, Figure 4 The left and right ends of the threaded rod 12 are respectively fixedly provided with a rotating rod 13, and the rotating rod 13 is movably installed in the rotating hole 10, the outer side end of the right end rotating rod 13 is fixedly provided with a knob 14, a threaded hole 16 is provided on the side wall of the movable block 15, and the movable block 15 is screwed together with the threaded rod 12 through the threaded hole 16, the bottom surface of the movable block 15 is fixedly provided with a sliding block 17, and the sliding block 17 is movably installed in the sliding port 11, the bottom surface of the sliding block 17 is also fixedly provided with an L-shaped clamping block 18, after the slotless brushless DC motor body 1 is positioned and installed on the top surface of the mounting seat 2, the knob 14 can be rotated to drive the threaded rod 12 to rotate through the rotating rod 13, so that the movable block 15 moves outward along the threaded rod 12 through the threaded hole 16 on the side wall, and the L-shaped clamping block 18 is driven to move outward synchronously through the sliding block 17 on the bottom surface, until the outer side part of the transverse part of the L-shaped clamping block 18 enters the clamping port 6, so that the slotless brushless DC motor body 1 is fixedly connected and installed on the top surface of the mounting seat 2, and the purpose of facilitating the disassembly and assembly of the slotless brushless DC motor body 1 is achieved.

[0027] It is to be noted that the utility model discloses a kind of slotless brushless DC motor, when installing and using to slotless brushless DC motor body 1, the positioning plugboard 8 of the bottom surface installation of the front and rear symmetry support base plate 7 of slotless brushless DC motor body 1 bottom surface is inserted into the front and rear symmetry positioning slot 4 opened in the top surface of mounting seat 2, to position and install slotless brushless DC motor body 1 on the top surface of mounting seat 2, and make the L-shaped clamping block 18 of the bottom surface left-right symmetry of support base plate 7 enter the symmetry movable mouth 5 opened in the top surface of mounting seat 2, and rotate knob 14 located at the both sides of support base plate 7, rotating knob 14 will drive rotating rod 13 installed at the both ends of threaded rod 12 to rotate in the rotating hole 10 opened in the both end walls of the horizontal mouth 9 opened in the front end wall of support base plate 7, and rotating rod 13 will drive threaded rod 12 to rotate in horizontal mouth 9, and make movable block 15 move reversely along threaded rod 12 in horizontal mouth 9 to outside side by the threaded hole 16 opened in the side wall, when moving, the sliding block 17 installed on the bottom surface of movable block 15 will slide in the sliding mouth 11 opened in the inside bottom surface of horizontal mouth 9, and the sliding block 17 will drive the L-shaped clamping block 18 installed on the bottom surface to move reversely synchronously to outside side in movable mouth 5, until the transverse outside part of L-shaped clamping block 18 is inserted into the clamping mouth 6 opened in the inner wall of movable mouth 5, and make rotating knob 14 unable to rotate again, in this way, can connect and fix slotless brushless DC motor body 1 to be installed on the top surface of mounting seat 2 and use, when slotless brushless DC motor body 1 appears fault and needs to be disassembled and repaired, make L-shaped clamping block 18 move to inside side in movable mouth 5 reversely by rotating knob 14, and the transverse outside part of L-shaped clamping block 18 is removed from clamping mouth 6, and make rotating knob 14 unable to rotate again, i.e. slotless brushless DC motor body 1 can be disassembled from the top surface of mounting seat 2, to reach the purpose that slotless brushless DC motor body 1 is quickly installed and fixed on the top surface of mounting seat 2 and uses, installation operation is simple and convenient, without using bolt and auxiliary tool, and bring the convenience for subsequent slotless brushless DC motor body 2 disassembly and repair operation, further make slotless brushless DC motor body 2 have the function of convenient disassembly and use, and improve work efficiency.

[0028] In conclusion, only the preferred embodiment of the utility model is described, and is not used to limit the utility model, although the utility model is described in detail with reference to the foregoing embodiment, however, can make various improvements and can replace the components thereof with equivalent in the case of not departing from the scope of the utility model, or make equivalent substitution to part technical features, all within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A slotless brushless DC motor comprising a slotless brushless DC motor body (1) and a mounting base (2), characterized in that: The slotless brushless DC motor body (1) is fixedly connected on the top surface of the mounting seat (2) through the mounting mechanism (3) on the bottom surface, and the mounting mechanism (3) comprises a supporting bottom plate (7), a threaded rod (12), a movable block (15) and an L-shaped clamping block (18).

2. A slotless brushless DC motor as claimed in claim 1, characterized in that: A plurality of front-and-rear symmetrical positioning slots (4) are formed on the top surface of the mounting seat (2).

3. A slotless brushless DC motor according to claim 2, characterized in that: A plurality of front-and-rear symmetrical supporting bottom plates (7) are fixedly installed on the bottom surface of the slotless brushless DC motor body (1), and a positioning plug-in plate (8) is fixedly installed on the bottom surface of each supporting bottom plate (7).

4. A slotless brushless DC motor as claimed in claim 3, characterized in that: The top surface of the mounting seat (2) is further provided with a movable slot (5) on the left and right sides of the positioning slot (4), and a clamping slot (6) is formed in the inner wall of the movable slot (5).

5. A slotless brushless DC motor as claimed in claim 4, characterized in that: A plurality of left-and-right symmetrical transverse slots (9) are formed on the front end wall of the supporting bottom plate (7), and a rotating hole (10) is formed on the left and right end walls in the transverse slot (9).

6. A slotless brushless DC motor as claimed in claim 5, characterized in that: A rotating rod (13) is fixedly installed on the left and right ends of the threaded rod (12), and the rotating rod (13) is movably installed in the rotating hole (10). An external knob (14) is fixedly installed on the outer end of the rotating rod (13) on the right end. A threaded hole (16) is formed on the side wall of the movable block (15), and the movable block (15) is threadedly connected with the threaded rod (12) through the threaded hole (16). A sliding block (17) is fixedly installed on the bottom surface of the movable block (15), and the sliding block (17) is movably installed in the sliding hole (11). An L-shaped clamping block (18) is further fixedly installed on the bottom surface of the sliding block (17).

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