CN220234399U - Direct-drive brushless motor for rolling brush of sweeper - Google Patents

Abstract

The utility model discloses a direct-drive brushless motor for a rolling brush of a cleaning machine, which comprises a machine shell, a front end cover, a rear end cover, a rotating mechanism, a wire harness mechanism and a fixing mechanism, wherein the front end cover is fixedly arranged on one side of the machine shell, the rear end cover is arranged on the other side of the machine shell, a central shaft penetrates through the front end cover and the rear end cover in the middle of the machine shell, a stator bracket is sleeved outside one side of the central shaft, a winding stator is sleeved outside the stator bracket and fixedly connected with the central shaft, the winding stator is fixedly connected with the stator bracket, a magnet is fixedly arranged on one side of the machine shell in a surrounding manner, the wire harness mechanism is connected on one side of the winding stator, and fixing mechanisms are arranged at two ends of the central shaft; according to the utility model, the winding stator is electrified to generate a magnetic field to magnetically cooperate with the magnet to generate repulsive force, so that the shell serving as the outer rotor and the magnet are driven to rotate, an intermediate transmission unit is omitted, the occupied space is reduced, the transmission efficiency is improved, and the brushless motor can be quickly mounted on a platform such as a sweeper through the fixed disc and the second threaded hole.

Description

Direct-drive brushless motor for rolling brush of sweeper

Technical Field

The utility model relates to the technical field of motor equipment, in particular to a direct-drive brushless motor for a rolling brush of a sweeper.

Background

The sanitation cleaning vehicle is used as a special vehicle for urban capacity management and cleaning. Can efficiently clean dust, garbage and the like in public places such as pavements, communities, parks and the like. The use of the sanitation sweeper can effectively reduce the use of urban public sanitation on human resources, the bottom of the sweeper comprises sweeping equipment, one of the sweeping equipment adopts a rolling brush, a motor or a driving roller drives a cylindrical sweeping brush, and brush tips rub against a surface to be cleaned, so that dust, slurry and other garbage stuck on the surface to be cleaned are brushed down, and the aim of cleaning is achieved, wherein a power source of the rolling brush, namely a synchronous belt pulley, a chain, tooth-shaped transmission and other modes are generally adopted between the motor and a brush body to drive the rolling brush to rotate;

in the existing transmission mode, an intermediate transmission unit is needed between the motor and the brush body, so that the complexity of the system is increased, the cost of the system is increased, more space is occupied, and meanwhile, the power consumption of the added intermediate unit is increased.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to provide a direct-drive brushless motor for a rolling brush of a sweeper, which generates a repulsive force by magnetically matching a magnetic field generated by energizing a winding stator with a magnet to drive a casing serving as an outer rotor and the magnet to perform a rotary motion, eliminating an intermediate transmission unit, reducing an occupied space, improving a transmission efficiency, and enabling the brushless motor to be quickly mounted on a platform such as the sweeper through a fixed disk and a second threaded hole.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: the utility model provides a brushless motor is directly driven to scavenging machine round brush, includes casing, front end housing, rear end housing, slewing mechanism, pencil mechanism and fixed establishment, casing one side is fixed to be equipped with the front end housing, the casing opposite side is equipped with the rear end housing, slewing mechanism includes center pin, stator support, wire winding stator and magnet, middle front end housing and the rear end housing of running through are equipped with the center pin in the casing, center pin one side overcoat is equipped with the stator support, the stator support overcoat is equipped with wire winding stator, stator support and center pin fixed connection, wire winding stator and stator support fixed connection, one side is encircleed fixedly in the casing and is equipped with magnet, wire winding stator one side is connected and is equipped with pencil mechanism, the center pin both ends are equipped with fixed establishment.

The further improvement is that: the winding stator is positioned at a corresponding position inside the magnet.

The further improvement is that: the bearings are fixedly arranged in the middle of the front end cover and the rear end cover in a penetrating mode, and two ends of the central shaft penetrate through the inner rings of the bearings.

The further improvement is that: the casing is symmetrically and fixedly provided with a fixing seat in a surrounding mode, and a first threaded hole is formed in the fixing seat in a matched mode.

The further improvement is that: the wire harness mechanism comprises a copper wire, an insulating rubber sleeve and a wire arranging groove, wherein the copper wire is electrically connected to one side of the winding stator, the insulating rubber sleeve is wrapped outside the copper wire, the wire arranging groove is formed in a central shaft side central hole, and the copper wire penetrates through the wire arranging groove to extend out.

The further improvement is that: the fixing mechanism comprises a fixing disc, a sleeve and a second threaded hole, the fixing disc is fixedly arranged on the outer sides of the front end cover and the rear end cover, the sleeve is fixedly arranged in the center of the fixing disc in a penetrating mode, the central shaft penetrates through the sleeve to extend out, and the second threaded hole is formed in the outer side of the fixing disc in a surrounding mode.

The beneficial effects of the utility model are as follows: according to the utility model, the winding stator is electrified to generate a magnetic field to magnetically cooperate with the magnet to generate repulsive force, so that the shell serving as the outer rotor and the magnet are driven to rotate, an intermediate transmission unit is omitted, the occupied space is reduced, the transmission efficiency is improved, and the brushless motor can be quickly mounted on a platform such as a sweeper through the fixed disc and the second threaded hole.

Drawings

FIG. 1 is an overall front cross-sectional view of the present utility model;

FIG. 2 is a side cross-sectional view of the housing of the present utility model;

fig. 3 is an enlarged schematic view of the present utility model at a.

Wherein: 1. a housing; 2. a front end cover; 3. a rear end cover; 4. a central shaft; 5. a stator support; 6. a wound stator; 7. a magnet; 8. a bearing; 9. a fixing seat; 10. a first threaded hole; 11. copper wire; 12. an insulating rubber sleeve; 13. wire arranging grooves; 14. a fixed plate; 15. a sleeve; 16. and a second threaded hole.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

According to the embodiments shown in fig. 1, fig. 2 and fig. 3, the direct-drive brushless motor for the sweeper rolling brush comprises a housing 1, a front end cover 2, a rear end cover 3, a rotating mechanism, a wire harness mechanism and a fixing mechanism, wherein the front end cover 2 is fixedly arranged on one side of the housing 1, the rear end cover 3 is arranged on the other side of the housing 1, the rotating mechanism comprises a central shaft 4, a stator bracket 5, a winding stator 6 and a magnet 7, the central shaft 4 is arranged in the housing 1 in a sleeved mode, the stator bracket 5 is sleeved with the stator bracket 5, the winding stator 6 is sleeved with the winding stator 6, the stator winding is concentrated, the stator bracket 5 is fixedly connected with the central shaft 4, the magnet 7 is fixedly arranged on one side of the housing 1 in a surrounding mode, the magnet 7 is composed of a plurality of magnetic tiles, the wire harness mechanism is arranged on one side of the winding stator 6, the two ends of the central shaft 4 are provided with the fixing mechanism, the winding stator 6 is positioned at the corresponding position on the inner side of the magnet 7, when the motor works, a copper wire 11 is electrified and is transmitted to the winding stator 6, a magnetic field is generated through an electromagnetic principle, the generated magnetic field and the magnetic field generates a repulsive force to drive the housing 1 to rotate, the motor, the intermediate transmission unit is cancelled, so that the space is compact, the space is safe and the space is occupied, and the space is high.

The bearing 8 is fixedly arranged between the front end cover 2 and the rear end cover 3 in a penetrating way, two ends of the central shaft 4 penetrate through the inner ring of the bearing 8, and when the shell 1 rotates under the pushing of magnetic force, the bearing 8 enables the central shaft 4 to be kept stable in the shell 1.

The casing 1 is externally and symmetrically fixed around the fixed fixing seat 9, a first threaded hole 10 is formed in the fixed seat 9 in a matched mode, when loads such as a rolling brush are fixed on the casing 1, the loads can be fixed through screwing the screws into the first threaded hole 10, and the situation that the loads are not easy to fall off when the casing 1 rotates is guaranteed.

The wire harness mechanism comprises a copper wire 11, an insulating rubber sleeve 12 and a wire arranging groove 13, wherein one side of a winding stator 6 is electrically connected with the copper wire 11, the insulating rubber sleeve 12 is wrapped outside the copper wire 11, the wire arranging groove 13 is arranged in a middle hole on one side of a central shaft 4, the copper wire 11 penetrates through the wire arranging groove 13 to extend out, when the motor works, an external power supply passes through the copper wire 11, the winding stator 6 is electrified to generate magnetism, the insulating rubber sleeve 12 prevents electric leakage, and the copper wire 11 is connected with the external power supply.

The fixed establishment includes fixed disk 14, sleeve 15 and second screw hole 16, and fixed disk 14 that is equipped with in the front end housing 2 and rear end housing 3 outside, and fixed disk 14 center link up fixedly is equipped with sleeve 15, and center pin 4 stretches out through sleeve 15, and fixed disk 14 outside is encircleed and is equipped with second screw hole 16, makes fixed disk 14 bolt fastening on mobile support such as scavenging machine through second screw hole 16 before the motor uses, makes things convenient for motor quick assembly disassembly.

After the direct-driven brushless motor for the rolling brush of the sweeper is fixed on machinery such as the sweeper through a second threaded hole bolt on a fixed disc, the first threaded hole on a fixed seat is used for bolt fixation when a load is added outside the machine shell, the load is prevented from falling off when rotating, an external power supply is electrified and is transmitted to a winding stator through a copper wire to generate magnetic force, the magnetic force and the magnetic force of the magnet generate repulsive force to push the magnet and the machine shell to rotate along a central shaft so as to drive the load outside the machine shell to rotate, and the copper wire passes through a wire arrangement groove to enter the machine shell and be connected with the winding stator so as to prevent the machine shell from winding when rotating.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a brushless motor is directly driven to scavenging machine round brush which characterized in that: including casing (1), front end housing (2), rear end housing (3), rotary mechanism, wire harness mechanism and fixed establishment, casing (1) one side is fixed to be equipped with front end housing (2), casing (1) opposite side is equipped with rear end housing (3), rotary mechanism includes center pin (4), stator support (5), wire winding stator (6) and magnet (7), middle front end housing (2) and the rear end housing (3) are equipped with center pin (4) in casing (1), center pin (4) one side overcoat is equipped with stator support (5), stator support (5) overcoat is equipped with wire winding stator (6), stator support (5) and center pin (4) fixed connection, wire winding stator (6) and stator support (5) fixed connection, one side is encircleed fixedly in casing (1) and is equipped with magnet (7), wire harness mechanism is connected to wire winding stator (6) one side, center pin (4) both ends are equipped with fixed establishment.

2. A direct-drive brushless motor for a sweeper roll brush as defined in claim 1, wherein: the winding stator (6) is positioned at a corresponding position inside the magnet (7).

3. A direct-drive brushless motor for a sweeper roll brush as defined in claim 1, wherein: the front end cover (2) and the rear end cover (3) are fixedly provided with bearings (8) in a penetrating mode, and two ends of the central shaft (4) penetrate through inner rings of the bearings (8).

4. A direct-drive brushless motor for a sweeper roll brush as defined in claim 1, wherein: the machine shell is characterized in that a fixed seat (9) is symmetrically and fixedly arranged outside the machine shell (1) in a surrounding mode, and a first threaded hole (10) is formed in the fixed seat (9) in a matched mode.

5. A direct-drive brushless motor for a sweeper roll brush as defined in claim 1, wherein: the wire harness mechanism comprises a copper wire (11), an insulating rubber sleeve (12) and a wire arranging groove (13), wherein one side of a winding stator (6) is electrically connected with the copper wire (11), the insulating rubber sleeve (12) is wrapped outside the copper wire (11), the wire arranging groove (13) is arranged in a middle hole on one side of a central shaft (4), and the copper wire (11) penetrates through the wire arranging groove (13) to stretch out.

6. A direct-drive brushless motor for a sweeper roll brush as defined in claim 1, wherein: the fixing mechanism comprises a fixing disc (14), a sleeve (15) and a second threaded hole (16), wherein the fixing disc (14) is fixedly arranged on the outer sides of the front end cover (2) and the rear end cover (3), the sleeve (15) is fixedly arranged in a penetrating mode in the center of the fixing disc (14), the central shaft (4) penetrates through the sleeve (15) to extend out, and the second threaded hole (16) is formed in the outer side of the fixing disc (14) in a surrounding mode.