CN215646491U

CN215646491U - Impact-resistant buffer type brushless direct current motor

Info

Publication number: CN215646491U
Application number: CN202122187707.6U
Authority: CN
Inventors: 孔建元
Original assignee: CHANGZHOU JIANGNAN SANXIANG MOTOR CO LTD
Current assignee: CHANGZHOU JIANGNAN SANXIANG MOTOR CO LTD
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-01-25
Anticipated expiration: 2031-09-10

Abstract

The utility model provides an anti-impact buffer type brushless direct current motor, and relates to the technical field of motors. This but anti impact buffering type brushless DC motor, including base and motor housing, be equipped with damper between base and the motor housing, motor housing top fixedly connected with seal box, seal box top fixedly connected with liquid bin, fixedly connected with suction tube and communicating with each other between liquid bin and the seal box. This but anti impact buffering type brushless DC motor, when the drawing disk impels to another direction, the one-way air outlet valve that the fluid-discharge tube outside set up will be opened, and the emollient of being convenient for carries the bearing inslot, has solved the wearing and tearing effect between motor output shaft and the bearing, has prevented motor output shaft overheat, has avoided the condition that the ball derailed from the bearing, has also played the effect of maintenance simultaneously.

Description

Impact-resistant buffer type brushless direct current motor

Technical Field

The utility model relates to a brushless direct current motor, in particular to an anti-impact buffer type brushless direct current motor, and belongs to the technical field of motors.

Background

The brushless DC motor is a typical electromechanical integration product, because the brushless DC motor runs in an automatic control mode, a starting winding is not additionally arranged on a rotor like a synchronous motor which is started by heavy load under variable frequency speed regulation, and oscillation and step-out can not be generated when the load suddenly changes.

Because brushless DC motor is in long-time operating condition, the output shaft and the bearing of motor can receive the influence of impact and lead to motor output shaft and bearing wearing and tearing, cause motor output shaft overheated, if not protect under the maintenance's the condition, when the loss is too big, lead to the ball to derail from the bearing, cause the bearing to damage, under the condition that the motor does not carry out the absorbing simultaneously, when motor work vibrations, also can influence the inside spare part of motor not hard up, cause the inside spare part of motor to damage.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to solve the problems, and provides an anti-impact buffering brushless direct current motor to solve the problems that in the prior art, as the brushless direct current motor is in a long-time working state, an output shaft and a bearing of the motor are affected by impact, the output shaft and the bearing of the motor are abraded, the output shaft of the motor is overheated, if the loss is too large under the condition of not performing protection and maintenance, a ball is derailed from the bearing, the bearing is damaged, and meanwhile, under the condition that the motor does not perform shock absorption, internal parts of the motor are affected to be loosened and internal parts of the motor are damaged when the motor operates and vibrates.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: but anti impact buffering type brushless DC motor, including base and motor housing, be equipped with damper between base and the motor housing, motor housing top fixedly connected with seal box, seal box top fixedly connected with liquid bin, fixedly connected with suction tube just communicates with each other between liquid bin and the seal box, the bearing groove has been seted up to inside one side of motor housing, seal box bottom fixedly connected with fluid-discharge tube just communicates with each other, the fluid-discharge tube runs through motor housing and extends to the bearing inslot portion, the inside sliding connection of seal box has the drawing disk, drawing disk one side fixedly connected with rack, the rack run through seal box one side and with seal box sliding connection, rack outside sliding connection has spacing seat, spacing seat fixed connection is in the motor housing top, the rack top is equipped with reciprocal subassembly.

Preferably, the drain pipe outside fixedly connected with one-way air outlet valve, the suction pipe outside fixedly connected with one-way admission valve, the rubber circle is installed to the drawing disk outside, and the setting of rubber circle is convenient for draw the disk and plays sealed effect when inside the sliding of seal box.

Preferably, reciprocal subassembly includes the support, the support front side is equipped with the disc, the first bull stick of disc rear side fixedly connected with, first bull stick runs through the support and rotates with the support to be connected, first bull stick one end fixedly connected with bevel gear, disc front side fixedly connected with lug, the disc front side is equipped with the connecting rod, the spout has been seted up to the connecting rod front side, lug sliding connection is inside the spout, and the setting of lug, when being convenient for the disc rotate, the lug is circular motion.

Preferably, reciprocal subassembly still includes the gag lever post, gag lever post one end is rotated and is connected in connecting rod one side, gag lever post other end fixed connection is in support one side, connecting rod bottom fixedly connected with sector gear, sector gear and rack toothing are connected, and the mode that the gag lever post rotated with the connecting rod and is connected has improved the stable effect of support when being convenient for the connecting rod to rotate.

Preferably, support one side fixedly connected with supporting seat, the supporting seat cross section sets up to the L type, supporting seat one side is equipped with the second transfer gear, second transfer gear one side fixedly connected with second bull stick, the second bull stick runs through the supporting seat and rotates with the supporting seat and be connected, second bull stick one end fixedly connected with second bevel gear, second bevel gear and first bevel gear meshing are connected, and the setting of supporting seat has played the stable effect of support to second transfer gear and second bevel gear.

Preferably, a motor output shaft is installed on one side of the motor shell, a first transmission wheel is fixedly connected to the outer side of the motor output shaft, and the first transmission wheel is in transmission connection with a second transmission wheel through a belt, so that the reciprocating assembly can be started conveniently.

Preferably, damper includes the telescopic link, telescopic link fixed connection is between motor housing and base, telescopic link outside cover is equipped with buffer spring, buffer spring fixed connection is between motor housing and base, has played the stable effect of buffering when the buffer spring compression of being convenient for of setting up of telescopic link is out of shape, and is unstable when having prevented the buffer spring compression.

The utility model provides an anti-impact buffer type brushless direct current motor, which has the following beneficial effects:

1. this can anti impact buffer type brushless DC motor, when drawing the dish to a direction motion, make the one-way admission valve that the suction pipe outside set up open, make inside emollient of liquid storage box suck the seal box inside, when drawing the dish to another direction propulsion, the one-way air outlet valve that the fluid-discharge tube outside set up will be opened, the bearing inslot is carried to the emollient of being convenient for, the wearing and tearing effect between motor output shaft and the bearing has been solved, motor output shaft has been prevented overheated, the condition that the ball derailed from the bearing has been avoided, the effect of maintenance has also been played simultaneously.

2. This but brushless DC motor of anti impact buffering type, buffer spring's setting, buffer spring carries out the compression of small amplitude during vibrations, and the telescopic link cover is established in buffer spring inboard, and the telescopic link effect is the deformation unstability when having prevented buffer spring compression, is being in the during operation when the motor, has avoided the motor to produce the condition that vibrations influence the inside spare part of motor is not hard up to damage.

Drawings

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

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a right side view of the present invention;

FIG. 4 is a schematic view of the reciprocating assembly of the present invention.

In the figure: 1. a base; 2. a motor housing; 3. a sealing box; 4. a liquid storage tank; 5. a suction tube; 6. a liquid discharge pipe; 7. drawing the plate; 8. a rack; 9. a limiting seat; 10. an output shaft of the motor; 11. a first transfer wheel; 12. a second transfer wheel; 13. a support; 14. a disc; 15. a first rotating lever; 16. a first bevel gear; 17. a connecting rod; 18. a sector gear; 19. a limiting rod; 20. a second bevel gear; 21. a second rotating rod; 22. a supporting seat; 23. a telescopic rod; 24. a buffer spring.

Detailed Description

The embodiment of the utility model provides an anti-impact buffer type brushless direct current motor.

Referring to fig. 1, 2, 3 and 4, the shock absorption device comprises a base 1 and a motor housing 2, a shock absorption assembly is arranged between the base 1 and the motor housing 2, a seal box 3 is fixedly connected to the top of the motor housing 2, a liquid storage box 4 is fixedly connected to the top of the seal box 3, a suction pipe 5 is fixedly connected and communicated between the liquid storage box 4 and the seal box 3, a one-way air inlet valve is fixedly connected to the outer side of the suction pipe 5, a bearing groove is formed in one side of the interior of the motor housing 2, a liquid discharge pipe 6 is fixedly connected and communicated with the bottom of the seal box 3, a one-way air outlet valve is fixedly connected to the outer side of the liquid discharge pipe 6, the liquid discharge pipe 6 penetrates through the motor housing 2 and extends into the bearing groove, a drawing disc 7 is slidably connected to the interior of the seal box 3, a rubber ring is installed on the outer side of the drawing disc 7, a rack 8 is fixedly connected to one side of the drawing disc 7, and the rack 8 penetrates through one side of the seal box 3 and is slidably connected with the seal box 3, the rack 8 outside sliding connection has spacing seat 9, and spacing seat 9 fixed connection is in motor housing 2 top, and rack 8 top is equipped with reciprocal subassembly.

It is specific, do reciprocal linear motion through rack 8, drive and take out dish 7 and slide in seal box 3 is inside, the rubber circle that takes out the setting of dish 7 outside plays sealed effect, take out dish 7 when moving to a direction, make the one-way admission valve that inhales 5 outside settings open, make the inside emollient of liquid storage tank 4 inhale seal box 3 inside, when taking out dish 7 and impel to another direction, the one-way air outlet valve that the 6 outside of fluid-discharge tube set up will be opened, be convenient for emollient carries the bearing inslot, the wearing and tearing effect between motor output shaft 10 and the bearing has been solved, motor output shaft 10 has been prevented overheated, the condition that the ball derailed from the bearing has been avoided, the effect of maintenance has also been played simultaneously.

Referring to fig. 1, 2, 3 and 4 again, the reciprocating assembly includes a support 13, a disc 14 is disposed on the front side of the support 13, a first rotating rod 15 is fixedly connected to the rear side of the disc 14, the first rotating rod 15 penetrates through the support 13 and is rotatably connected to the support 13, a first bevel gear 16 is fixedly connected to one end of the first rotating rod 15, a protruding block is fixedly connected to the front side of the disc 14, a connecting rod 17 is disposed on the front side of the disc 14, a sliding slot is formed in the front side of the connecting rod 17, the protruding block is slidably connected to the inside of the sliding slot, the reciprocating assembly further includes a limiting rod 19, one end of the limiting rod 19 is rotatably connected to one side of the connecting rod 17, the other end of the limiting rod 19 is fixedly connected to one side of the support 13, a sector gear 18 is fixedly connected to the bottom of the connecting rod 17, the sector gear 18 is engaged with the rack 8, a support 22 is fixedly connected to one side of the support 13, the cross section of the support 22 is L-shaped, a second transfer wheel 12 is disposed on one side of the support 22, second transfer gear 12 one side fixedly connected with second bull stick 21, second bull stick 21 runs through supporting seat 22 and rotates with supporting seat 22 and be connected, second bull stick 21 one end fixedly connected with second bevel gear 20, second bevel gear 20 is connected with the meshing of first bevel gear 16, motor output shaft 10 is installed to motor housing 2 one side, the first transfer gear 11 of motor output shaft 10 outside fixedly connected with, be connected through belt transmission between first transfer gear 11 and the second transfer gear 12.

Specifically, a mode of connecting through belt transmission between first transfer wheel 11 and second transfer wheel 12 is used for driving one end of second rotating rod 21 to rotate, the cross section of supporting seat 22 is set to be L-shaped, so that a supporting effect is achieved on second rotating rod 21, second rotating rod 20 is driven to be meshed with first bevel gear 16 to be connected, first bevel gear 16 rotates to drive first rotating rod 15 to penetrate through supporting seat 13 and to be connected with supporting seat 13 in a rotating mode to drive disc 14, disc 14 rotates to drive a protruding block arranged on the front side to do circular motion, the protruding block slides inside a sliding groove formed in the front side of connecting rod 17, supporting seat 13 is fixedly connected with limiting rod 19, limiting rod 19 and connecting rod 17 rotate to be connected in a rotating mode, a stable effect is achieved when connecting rod 17 rotates conveniently, sector gear 18 connected at the bottom is driven to be meshed with rack 8, and rack 8 drives drawing disc 7 to slide inside sealing box 3 to do reciprocating linear motion. The lubricant of the liquid storage tank 4 is easily sucked into the seal case 3 and the lubricant sucked into the interior of the seal case 3 is easily discharged.

Referring to fig. 1, 2 and 3 again, the damping assembly includes a telescopic rod 23, the telescopic rod 23 is fixedly connected between the motor housing 2 and the base 1, a buffer spring 24 is sleeved outside the telescopic rod 23, and the buffer spring 24 is fixedly connected between the motor housing 2 and the base 1.

Specifically, the rotation through the motor produces vibrations, and buffer spring 24's setting, buffer spring 24 carries out the compression of small amplitude during vibrations, and the telescopic link 23 cover is established at buffer spring 24 inboardly, and telescopic link 23 effect has prevented that buffer spring 24 compression time from warping unstably, is being in the during operation when the motor, has avoided the motor to produce vibrations and has influenced the condition that the inside spare part of motor is not hard up and damages.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Can anti impact buffering type brushless DC motor, including base (1) and motor housing (2), its characterized in that: the shock absorption device is characterized in that a shock absorption assembly is arranged between the base (1) and the motor shell (2), the top of the motor shell (2) is fixedly connected with a seal box (3), the top of the seal box (3) is fixedly connected with a liquid storage tank (4), a suction pipe (5) is fixedly connected between the liquid storage tank (4) and the seal box (3) and communicated with each other, a bearing groove is formed in one side inside the motor shell (2), a liquid discharge pipe (6) is fixedly connected to the bottom of the seal box (3) and communicated with each other, the liquid discharge pipe (6) penetrates through the motor shell (2) and extends into the bearing groove, a drawing disc (7) is slidably connected inside the seal box (3), a rack (8) is fixedly connected to one side of the drawing disc (7), the rack (8) penetrates through one side of the seal box (3) and is slidably connected with the seal box (3), and a limiting seat (9) is slidably connected to the outer side of the rack (8), spacing seat (9) fixed connection is in motor housing (2) top, rack (8) top is equipped with reciprocal subassembly.

2. The brushless dc motor of claim 1, wherein: the outer side of the liquid discharge pipe (6) is fixedly connected with a one-way air outlet valve, the outer side of the suction pipe (5) is fixedly connected with a one-way air inlet valve, and the outer side of the drawing disc (7) is provided with a rubber ring.

3. The brushless dc motor of claim 1, wherein: reciprocating assembly includes support (13), support (13) front side is equipped with disc (14), the first bull stick (15) of disc (14) rear side fixedly connected with, first bull stick (15) run through support (13) and rotate with support (13) and be connected, the first bevel gear (16) of first bull stick (15) one end fixedly connected with, disc (14) front side fixedly connected with lug, disc (14) front side is equipped with connecting rod (17), connecting rod (17) front side is opened and is equipped with the spout, lug sliding connection is inside the spout.

4. The brushless dc motor of claim 3, wherein: reciprocating assembly still includes gag lever post (19), gag lever post (19) one end is rotated and is connected in connecting rod (17) one side, gag lever post (19) other end fixed connection is in support (13) one side, connecting rod (17) bottom fixedly connected with sector gear (18), sector gear (18) are connected with rack (8) meshing.

5. The brushless dc motor of claim 3, wherein: support (13) one side fixedly connected with supporting seat (22), supporting seat (22) cross section sets up to the L type, supporting seat (22) one side is equipped with second transfer gear (12), second transfer gear (12) one side fixedly connected with second bull stick (21), second bull stick (21) run through supporting seat (22) and rotate with supporting seat (22) and be connected, second bull stick (21) one end fixedly connected with second bevel gear (20), second bevel gear (20) are connected with first bevel gear (16) meshing.

6. The brushless dc motor of claim 1, wherein: the motor is characterized in that a motor output shaft (10) is installed on one side of the motor shell (2), a first transmission wheel (11) is fixedly connected to the outer side of the motor output shaft (10), and the first transmission wheel (11) is in transmission connection with a second transmission wheel (12) through a belt.

7. The brushless dc motor of claim 1, wherein: damping component includes telescopic link (23), telescopic link (23) fixed connection is between motor housing (2) and base (1), telescopic link (23) outside cover is equipped with buffer spring (24), buffer spring (24) fixed connection is between motor housing (2) and base (1).