CN221323130U - Electromagnetic braking mechanism with adjustable gap - Google Patents

Abstract

The utility model relates to the technical field of electromagnetic braking and discloses an electromagnetic braking mechanism with adjustable gaps, which comprises a mounting sleeve and a braking shell, wherein a motor rotating shaft is rotatably sleeved at the center of one side of the mounting sleeve, an electromagnet is arranged at one side of the inside of the braking shell, reset grooves are formed in the upper end and the lower end of an inner shaft of the electromagnet, blocking blocks are fixedly connected to one side of the inside of the two reset grooves, reset springs are fixedly connected to one side of the two blocking blocks, pushing blocks are fixedly connected to one ends of the two reset springs, and an electromagnetic armature plate is movably arranged in the braking shell. According to the utility model, the gap adjustable structure can achieve better fitting effect on the brake pad, the electromagnetic armature plate and the fixed plate, so that the efficient use effect is achieved, and meanwhile, the mounting sleeve and the brake shell are arranged to facilitate the mounting and dismounting structure, so that the purpose of better maintenance and use can be achieved, and the device has better convenience.

Description

Electromagnetic braking mechanism with adjustable gap

Technical Field

The utility model relates to the technical field of electromagnetic braking, in particular to an electromagnetic braking mechanism with adjustable gaps.

Background

At present, the motors for the electric anchor machine and the mooring winch are provided with electromagnetic braking mechanisms, so that when a shipman operates the electric anchor machine or the electric mooring winch, when the operating handle returns to the middle position, the electromagnetic braking is closed, and the electric anchor machine or the electric mooring winch is prevented from slipping. The electromagnetic brake mechanism is a mechanical part for stopping or decelerating a moving part in a machine. The working principle is as follows: the motor is powered on, the electromagnetic band-type brake coil is also electrified, the armature is attracted, the brake shoe of the brake is separated from the brake wheel against the pulling force of the spring, and the motor normally operates. When the switch or the contactor is disconnected, the motor is powered off, meanwhile, the electromagnetic band-type brake coil is powered off, the armature is separated from the iron core under the action of the tension of the spring, the brake shoe of the brake tightly holds the brake wheel, and the motor is braked to stop rotating.

The brake pad in the prior art is worn to a certain extent and then is replaced immediately, otherwise, electromagnetic braking is not effective when the electric anchor machine and the electric mooring winch are operated, and the anchor machine and the mooring winch slide. Accordingly, one skilled in the art would provide an electromagnetic brake mechanism with adjustable clearance to solve the problems set forth in the background.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides the electromagnetic brake mechanism with adjustable gap, which can achieve better fitting effect on the brake block, the electromagnetic armature block and the fixing plate through the arranged gap-adjustable structure, thereby achieving the effect of high-efficiency use, and can achieve the aim of better maintenance and use through the arranged mounting sleeve and the brake shell convenient to assemble and disassemble structure, thereby having better convenience.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The gap-adjustable electromagnetic brake mechanism comprises a mounting sleeve and a brake housing, wherein a motor rotating shaft is arranged at the center of one side of the mounting sleeve in a rotating manner, an electromagnet is arranged on one side of the interior of the brake housing, reset grooves are formed in the upper end and the lower end of the inner shaft of the electromagnet, blocking blocks are fixedly connected to one sides of the two reset grooves, reset springs are fixedly connected to one sides of the two blocking blocks, one ends of the two reset springs are fixedly connected with pushing blocks, an electromagnetic armature plate is movably arranged in the brake housing, the electromagnetic armature plate is in contact with the pushing blocks, a gap is reserved between the electromagnetic armature plate and the electromagnet, a toothed shaft sleeve is fixedly sleeved on the outer wall of the motor rotating shaft, mounting columns are arranged on the upper end face and the lower end face of the toothed shaft sleeve, brake plates are fixedly connected to opposite ends of the two mounting columns, a first flange plate is fixedly sleeved on the outer wall of each mounting column, a first upper threaded hole is formed in two sides of the upper end face of each first flange plate, a plurality of first locking bolts are sleeved on the inner parts of the first upper threaded holes, a plurality of first lower threaded grooves are formed in the upper end face and the lower end face of each toothed shaft sleeve, a plurality of first locking bolts are sleeved in the corresponding first lower threaded grooves in a threaded manner, a fixing plate is arranged on one side of the inner part of each brake shell, an adjusting sleeve is fixedly connected to one side of each fixing plate at the upper part and the lower part, an adjusting column is fixedly connected to one side inner wall of each brake shell at the upper part and the lower part, a second upper threaded hole is formed in each upper end face and each lower end face of each adjusting sleeve, a plurality of second locking bolts are sleeved in each second threaded hole, a plurality of second lower threaded grooves are formed in the upper end face and the lower end face of each adjusting column, the second locking bolts are respectively sleeved in the corresponding second lower thread grooves in a threaded manner;

a plurality of third lower thread grooves are formed in one side of the mounting sleeve, a second flange plate is fixedly sleeved on the outer wall of the brake shell, a plurality of third upper thread holes are formed in one side of the second flange plate, third locking bolts are sleeved in the inner of the third upper thread holes in a threaded mode, and the third locking bolts are sleeved in the corresponding third lower thread grooves in a threaded mode respectively;

Through above-mentioned technical scheme, the brake block is after wearing and tearing for produce the clearance between brake block and the electromagnetic armature piece for through taking out locking bolt, and promote a ring flange and make brake block and electromagnetic armature piece contact, after adjusting, establish the screw thread cover through locking bolt in screw hole and screw thread inslot down in a number, and then can reach the regulating action to the brake block, and set up the laminating of make brake block and electromagnetic armature piece and fixed plate through the screw thread cover of No. two locking bolt in screw hole and No. two lower screw thread inslots that correspond, and then reach clearance adjustable purpose, thereby keep the clearance unchanged under the operating mode of having guaranteed motor brake mechanism high-speed rotation, and then make motor brake mechanism can normally work, establish through the screw thread cover of No. three locking bolt in screw thread groove down on No. three and can reach the better fixed action to No. two ring flange and installation cover, make the installation cover be connected more closely and stable between and the brake shell, have better convenient loading and unloading effect, make the device more convenient.

Further, a sealing ring is fixedly connected to one side of the second flange plate, a sealing groove is formed in one side of the mounting sleeve, a sealing ring is fixedly sleeved in the sealing groove, and the sealing ring is clamped and sleeved in the sealing groove and the sealing ring;

Through above-mentioned technical scheme, through the block setting of sealing ring in the seal groove, then can reach the agreeing with effect to installation cover and brake housing to reach stable fixed purpose, set up the junction that makes seal groove and sealing ring inseparabler through the block of sealing ring in the sealing ring, thereby improve the leakproofness of device.

Further, the upper end face and the lower end face of the electromagnetic armature plate are fixedly connected with limiting sliding blocks, one sides of the upper end and the lower end of the brake shell are provided with limiting sliding grooves, and the two limiting sliding blocks are respectively arranged in the corresponding limiting sliding grooves in a sliding manner;

Through above-mentioned technical scheme, through the slip setting of spacing slider in spacing spout and then can reach the better spacing effect to the electromagnetism armature piece to reach the purpose of stable removal, through the setting of self position simultaneously, make can not receive the influence when demolising.

Further, the electromagnet is fixedly arranged on the motor rotating shaft;

Through above-mentioned technical scheme, through the epaxial installation setting of electro-magnet in motor shaft and then can reach better cooperation purpose of using.

Further, the brake pad is attached to the electromagnetic armature plate and the fixed plate when the electromagnet is not electrified;

through above-mentioned technical scheme, through the laminating setting of brake block and electromagnetism armature piece and fixed plate and then can reach better brake action.

Further, the motor rotating shaft is rotatably arranged in the brake shell;

through above-mentioned technical scheme, through the rotation setting of motor shaft in the brake shell and then can reach the purpose of cooperation work better.

Further, the motor rotating shaft is movably sleeved in the fixed plate;

through above-mentioned technical scheme, establish and then can reach better activity effect through the movable sleeve of motor shaft in the fixed plate, avoid receiving the shelter from when demolishing.

The utility model has the following beneficial effects:

1. According to the electromagnetic brake mechanism with the adjustable gap, after the brake pad is worn for a long time, the gap is formed between the brake pad and the electromagnetic armature pad, the first locking bolt is taken out, the first flange plate is pushed to enable the brake pad to be in contact with the electromagnetic armature pad, after adjustment is finished, the brake pad can be adjusted through the threaded sleeve which is locked in the first upper threaded hole and the first lower threaded groove, the brake pad is attached to the electromagnetic armature pad and the fixed plate through the threaded sleeve which is locked in the second upper threaded hole and the second lower threaded groove, and the purpose of adjustable gap is achieved, so that the gap is kept unchanged under the working condition that the motor brake mechanism rotates at a high speed, the motor brake mechanism can work normally, and the reliability of the normal work of the anchor winch is improved.

2. According to the electromagnetic brake mechanism with the adjustable gap, the sealing ring is clamped in the sealing groove, so that the matching effect on the mounting sleeve and the brake shell can be achieved, the purpose of stable fixation is achieved, the joint of the sealing groove and the sealing ring is tighter through the clamping sleeve of the sealing ring in the sealing ring, the tightness of the device is improved, the better fixing effect on the second flange plate and the mounting sleeve can be achieved through the threaded sleeve of the third locking bolt in the third upper threaded hole and the third lower threaded groove, the connection between the mounting sleeve and the brake shell is tighter and stable, the mounting sleeve and the brake shell are better convenient to assemble and disassemble, and the device is more convenient to maintain.

3. According to the gap-adjustable electromagnetic brake mechanism provided by the utility model, the gap-adjustable structure can achieve better fitting effect on the brake pad, the electromagnetic armature pad and the fixed plate, so that the effect of high-efficiency use is achieved, and meanwhile, the purpose of better maintenance and use can be achieved through the mounting sleeve and the brake housing which are arranged and the mounting and dismounting structure is convenient, so that the electromagnetic brake mechanism has better convenience.

Drawings

FIG. 1 is a schematic axial view of an electromagnetic brake mechanism with adjustable gap according to the present utility model;

FIG. 2 is a schematic front cross-sectional view of an electromagnetic brake mechanism with adjustable gap according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 2;

FIG. 4 is an enlarged schematic view of the structure at B of FIG. 2;

FIG. 5 is an enlarged schematic view of the structure at C of FIG. 2;

fig. 6 is a schematic axial view of the connection between the fixing plate and the adjusting sleeve of the electromagnetic brake mechanism with adjustable gap.

Legend description:

1. A mounting sleeve; 2. a brake housing; 3. a motor shaft; 4. an electromagnet; 5. a reset groove; 6. a blocking piece; 7. a return spring; 8. a pushing block; 9. an electromagnetic armature plate; 10. a limit sliding block; 11. limiting sliding grooves; 12. a toothed shaft sleeve; 13. a mounting column; 14. a brake pad; 15. a first flange plate; 16. a first upper threaded hole; 17. a first locking bolt; 18. a first lower thread groove; 19. a fixing plate; 20. an adjustment sleeve; 21. an adjusting column; 22. a second upper threaded hole; 23. a second locking bolt; 24. a second lower thread groove; 25. a second flange plate; 26. a third lower thread groove; 27. a third upper threaded hole; 28. a third locking bolt; 29. sealing grooves; 30. a seal ring; 31. and (3) sealing rings.

Detailed Description

The following description of the embodiments of the present utility model will be made more complete and clear by reference to the figures of the embodiments of the present utility model, it being apparent that the embodiments described are only some, but not all, of the embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Referring to fig. 1-6, one embodiment of the present utility model is provided: the gap-adjustable electromagnetic brake mechanism comprises a mounting sleeve 1 and a brake housing 2, wherein a motor rotating shaft 3 is arranged at the center of one side of the mounting sleeve 1 in a rotating manner, the motor rotating shaft 3 is rotatably arranged in the brake housing 2, an electromagnet 4 is arranged on one side of the interior of the brake housing 2, the electromagnet 4 is fixedly arranged on the motor rotating shaft 3, the electromagnet 4 is arranged on the motor rotating shaft 3, the electromagnet 4 can achieve the purpose of better matched use, reset grooves 5 are respectively formed at the upper end and the lower end of an inner shaft of the electromagnet 4, blocking blocks 6 are fixedly connected to one side of the two reset grooves 5, reset springs 7 are fixedly connected to one side of the two blocking blocks 6, pushing blocks 8 are fixedly connected to one end of the two reset springs 7, an electromagnetic armature 9 is movably arranged in the interior of the brake housing 2, limit sliding blocks 10 are fixedly connected to the upper end and the lower end faces of the electromagnetic armature 9, limit sliding grooves 11 are respectively formed on one side of the upper end and lower end of the brake housing 2, the two limit sliding blocks 10 are respectively arranged in the corresponding limit sliding grooves 11, the two limit sliding blocks are respectively arranged in the corresponding limit sliding grooves 11 in the corresponding limit sliding grooves, the two limit sliding blocks are in contact with the upper end faces of the electromagnet 9 and are in contact with the corresponding electromagnetic armature 9, the electromagnetic armature blocks 13 are arranged on the other end faces 13, and are in contact with the corresponding limit sliding blocks 13, and the two limit sliding blocks are arranged on the corresponding electromagnetic armature blocks 13 are in the opposite to one end of the end sleeve 13, and the electromagnetic armature blocks are fixedly arranged, and the limit sliding blocks are in contact with the corresponding electromagnetic armature blocks 13, and the electromagnetic armature blocks are fixedly arranged, and the electromagnetic armature blocks are in the end sleeve 13 is in contact with the corresponding electromagnetic sleeve 13, and the limit sleeve 13 is fixedly arranged, and the electromagnetic armature blocks is in the upper end has a position has a fixed stop sleeve 13, and the electromagnetic armature is in the position, and the position is used in the position, and the electromagnetic braking is used in the electromagnetic braking, the outer walls of the two mounting columns 13 are fixedly sleeved with first flanges 15, first upper threaded holes 16 are formed in two sides of the upper end surfaces of the two first flanges 15, first locking bolts 17 are sleeved in the first upper threaded holes 16, first lower threaded grooves 18 are formed in the upper end surfaces and the lower end surfaces of the toothed shaft sleeve 12, first locking bolts 17 are sleeved in corresponding first lower threaded grooves 18 respectively in a threaded manner, a fixing plate 19 is arranged on one inner side of the brake shell 2, a brake block 14 is attached to the electromagnetic armature block 9 and the fixing plate 19 when the electromagnet 4 is not electrified, a better braking effect can be achieved through the attachment of the brake block 14 to the electromagnetic armature block 9 and the fixing plate 19, a better movable effect can be achieved through the movable sleeve of the motor shaft 3 in the fixing plate 19, an adjusting sleeve 20 is fixedly connected to the upper end surface and the lower end surface of the one side of the brake shell 2 by the corresponding first lower threaded groove 18, a plurality of adjusting sleeves 22 are fixedly connected to the upper end surfaces and the lower end surfaces of the two corresponding second threaded sleeves 22, and the upper end surfaces of the two adjusting sleeves 22 are provided with the corresponding second threaded grooves 23;

A plurality of No. three lower thread grooves 26 have been seted up to one side of installation cover 1, fixed cover is equipped with No. two ring flanges 25 on the outer wall of brake housing 2, a plurality of No. three upper thread holes 27 have been seted up to one side of No. two ring flanges 25, the inside equal thread bush of a plurality of No. three upper thread holes 27 is equipped with No. three locking bolt 28, a plurality of No. three locking bolt 28 thread bush is established respectively in corresponding No. three lower thread grooves 26, one side fixedly connected with sealing ring 30 of No. two ring flanges 25, sealing groove 29 has been seted up to one side of installation cover 1, sealing groove 29's inside fixed cover is equipped with sealing washer 31, sealing ring 30 block cover is established in sealing groove 29 and sealing washer 31, the joint effect to installation cover 1 and brake housing 2 can be reached through the block setting up of sealing ring 30 in sealing groove 29, thereby reach the purpose of stable fixed, the junction of sealing groove 29 and sealing ring 30 is tighter through the block cover setting up of sealing ring 30 in sealing ring 31, thereby improve the leakproofness of device.

Working principle: when the electric motor is electrified, the electromagnet 4 generates magnetic force to drive the electromagnetic armature plate 9 to move, so that the brake plate 14 is not attached to the electromagnetic armature plate 9, and the purpose of non-use is achieved, meanwhile, the electromagnetic armature plate 9 moves to drive the pushing block 8 to move and push the return spring 7 to compress, when the electric motor is in use, the electromagnet 4 is powered off, the return spring 7 resets to move to push the electromagnetic armature plate 9 to move, further friction is generated on the brake plate 14, thereby blocking the rotation of the motor rotating shaft 3, the purpose of braking is achieved, after the brake plate 14 is worn for a long time, a gap is generated between the brake plate 14 and the electromagnetic armature plate 9, the brake plate 14 is contacted with the electromagnetic armature plate 9 by taking out the first locking bolt 17 and pushing the first flange 15, the adjusting action of the brake pad 14 can be achieved by sleeving the first locking bolt 17 on the first upper threaded hole 16 and the first lower threaded groove 18, the brake pad 14 is attached to the electromagnetic armature plate 9 and the fixed plate 19 by sleeving the second locking bolt 23 on the corresponding second upper threaded hole 22 and the second lower threaded groove 24, the purpose of adjustable clearance is achieved, the condition that the motor brake mechanism rotates at high speed is ensured to keep the clearance unchanged, the fit action of the mounting sleeve 1 and the brake housing 2 can be achieved by the clamping arrangement of the sealing ring 30 in the sealing groove 29, the purpose of stable fixation is achieved, the joint of the sealing groove 29 and the sealing ring 30 is tighter by the clamping arrangement of the sealing ring 30 in the sealing ring 31, the sealing performance of the device is improved, the third locking bolt 28 is sleeved with the third upper threaded hole 27 and the third lower threaded groove 26, so that the second flange 25 and the mounting sleeve 1 can be better fixed, and the mounting sleeve 1 and the brake housing 2 are more tightly and stably connected.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof, and any modifications, equivalents, improvements or changes that fall within the spirit and principle of the present utility model should be included in the scope of protection of the present utility model.

Claims (7)

1. The clearance adjustable electromagnetic brake mechanism comprises a mounting sleeve (1) and a brake housing (2), and is characterized in that: the utility model discloses a brake device, including installation sleeve (1) and flange, installation sleeve (1) one side center department rotates the cover and is equipped with motor shaft (3), inside one side of brake housing (2) is provided with electro-magnet (4), reset groove (5) have all been seted up to the interior upper and lower end of electro-magnet (4), two all fixedly connected with in inside one side of reset groove (5) blocks piece (6), two one side of blocking piece (6) all fixedly connected with reset spring (7), two reset spring (7) one end all fixedly connected with impeller (8), the inside activity of brake housing (2) is provided with electromagnetism armature piece (9), electromagnetism armature piece (9) and impeller (8) contact sets up, there is the clearance between electromagnetism armature piece (9) and electro-magnet (4), fixed cover is equipped with on the outer wall of motor shaft (3) and takes tooth axle sleeve (12), the upper and lower terminal surface of taking tooth axle sleeve (12) all is provided with erection column (13), two the equal fixedly connected with brake block (14) in one end of blocking piece (6), the equal fixedly connected with of one end of reset spring (7), the equal fixedly connected with impeller (8) in one end of two armature piece (9), screw hole (16) are equipped with one end face (16) on two flange (16) are equipped with on the flange (16) on the two flange number one, a plurality of first lower thread grooves (18) are formed in the upper end face and the lower end face of the toothed shaft sleeve (12), a plurality of first locking bolts (17) are respectively sleeved in the corresponding first lower thread grooves (18) in a threaded mode, a fixed plate (19) is arranged on one side of the inside of the brake housing (2), an adjusting sleeve (20) is fixedly connected to the position, close to the upper portion and the lower portion, of one side of the fixed plate (19), an adjusting column (21) is fixedly connected to the position, close to the upper portion and the lower portion, of one side inner wall of the brake housing (2), a second upper thread hole (22) is formed in the upper end face and the lower end face of the adjusting sleeve (20), a second locking bolt (23) is arranged in the inner thread sleeve of the second upper thread hole (22), a plurality of second lower thread grooves (24) are formed in the upper end face and the lower end face of the adjusting column (21) in a threaded mode, and the second locking bolts (23) are respectively sleeved in the corresponding second lower thread grooves (24);

A plurality of No. three lower thread grooves (26) have been seted up to one side of installation cover (1), fixed cover has No. two ring flanges (25) on the outer wall of brake housing (2), a plurality of No. three upper thread holes (27) have been seted up to one side of No. two ring flanges (25), a plurality of the inside equal thread bush of screw hole (27) is equipped with No. three locking bolt (28), and is a plurality of No. three locking bolt (28) are threaded bush respectively and are established in corresponding No. three lower thread grooves (26).

2. The gap-adjustable electromagnetic brake mechanism of claim 1, wherein: one side fixedly connected with sealing ring (30) of ring flange (25) No. two, seal groove (29) have been seted up to one side of installation cover (1), the inside fixed cover of seal groove (29) is equipped with sealing washer (31), sealing ring (30) block cover is established in seal groove (29) and sealing washer (31).

3. The gap-adjustable electromagnetic brake mechanism of claim 1, wherein: the upper end face and the lower end face of the electromagnetic armature plate (9) are fixedly connected with limiting sliding blocks (10), one side of the upper end and the lower end of the brake housing (2) is provided with limiting sliding grooves (11), and the two limiting sliding blocks (10) are respectively arranged in the corresponding limiting sliding grooves (11) in a sliding mode.

4. The gap-adjustable electromagnetic brake mechanism of claim 1, wherein: the electromagnet (4) is fixedly arranged on the motor rotating shaft (3).

5. The gap-adjustable electromagnetic brake mechanism of claim 1, wherein: the brake pad (14) is attached to the electromagnetic armature pad (9) and the fixing plate (19) when the electromagnet (4) is not electrified.

6. The gap-adjustable electromagnetic brake mechanism of claim 1, wherein: the motor rotating shaft (3) is rotatably arranged in the brake housing (2).

7. The gap-adjustable electromagnetic brake mechanism of claim 1, wherein: the motor rotating shaft (3) is movably sleeved in the fixed plate (19).