CN208519081U

CN208519081U - Torque limiter

Info

Publication number: CN208519081U
Application number: CN201821112919.XU
Authority: CN
Inventors: 刘朋; 林魁胜
Original assignee: Dalian Xing Hang Mechanical & Electronic Equipment Corp Ltd
Current assignee: Dalian Xing Hang Mechanical & Electronic Equipment Corp Ltd
Priority date: 2018-07-13
Filing date: 2018-07-13
Publication date: 2019-02-19
Anticipated expiration: 2028-07-13

Abstract

The utility model discloses torque limiters, including fixing sleeve, the lateral wall of fixing sleeve is socketed with skidding set, friction plate, second fixed disk and first annular piece, the lateral wall covered that skids is socketed with gear and the first fixed disk, the inner sidewall of second fixed disk has been put into tabletting, adjusting bolt is bolted in the threaded hole of second ring block, the lateral wall of second fixed disk is socketed with third ring block, the lateral wall of annular groove is socketed with steamboat, the lateral wall of steamboat is fixedly installed with reflecting piece, the utility model passes through the first fixed disk, second fixed disk, third ring block, cylindrical piece, the structure of steamboat and reflecting piece, when motor works normally, steamboat can be rotated together with fixing sleeve, therefore user can not observe the light of the reflecting piece reflection of rotation, when motor idle running, steamboat will not rotate, user can easily see instead The light of mating plate reflection, and then remind the working condition of motor.

Description

Torque limiter

Technical field

The utility model relates to torque limiter technical fields, specially torque limiter.

Background technique

The power output end of present heavy industry, most of is all to provide power output by motor, for example, large-scale factories and miness The movement of interior crane, raising, the movement of wharf crane, raising, the movement of electronic carrier vehicle, large-scale lifting appliance are opened It closes, and during carrying out raising, transport object using lifting appliance, in order to protect motor, prevent it from stall occurs and damages It is bad, torque limiter can be housed on motor output shaft, enable motor empty although general torque limiter can play Turn, protects the effect of motor, but people are really difficult significantly to find the accomplished fact of motor idle running, and continue to carry out machine Manipulation, equally can also cause certain damage to motor, if it is possible to design a kind of torsion convenient for users to discovery motor idle running Square limiter, so that it may problems are solved, for this purpose, it is proposed that torque limiter.

Summary of the invention

The purpose of this utility model is to provide torque limiters, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: torque limiter, including fixing sleeve, described The lateral wall of fixing sleeve is socketed with there are two skid set, friction plate, the second fixed disk and first annular piece, and friction plate be total to, institute The lateral wall for stating the set that skids is socketed with gear and the first fixed disk, two friction plates be tightly attached to respectively gear lower wall and Between first fixed disk and the second fixed disk, the inner sidewall of second fixed disk has been put into tabletting, the outside of the fixing sleeve Wall is fixedly installed with the second ring block, and first annular piece between the second ring block and tabletting, second ring block Adjusting bolt is bolted in threaded hole, the lateral wall of second fixed disk is socketed with third ring block, the third ring block Hole in inserted with the first straight pin, the lateral wall of the third ring block is fixed with cylindrical piece by soket head cap screw, described The lateral wall of cylindrical piece offers annular groove, and the lateral wall of the annular groove is socketed with steamboat, and the lateral wall of the steamboat is fixed Reflecting piece is installed.

Preferably, the inner sidewall of the fixing sleeve offers keyway.

Preferably, the upper side wall of second fixed disk offers through-hole, the fixed peace of the lateral wall of first straight pin Equipped with plectane, the lateral wall of first straight pin is socketed with spring, and spring is between plectane and third ring block.

Preferably, integrally formed with discoid protrusion on the downside of the lateral wall of the fixing sleeve, and the friction plate on the downside of gear Positioned at the upper side wall of the discoid protrusion of fixing sleeve.

Preferably, the upper side wall of first fixed disk is inserted with the second straight pin, and the second straight pin is inserted into gear In the cylindrical groove of upper side wall.

Preferably, the upper side wall of first fixed disk is inlaid with ring-shaped rubber piece, and the upper side wall of ring-shaped rubber piece with The lateral wall of steamboat is bonded.

Compared with prior art, the utility model has the beneficial effects that the utility model is consolidated by the first fixed disk, second The structure of price fixing, third ring block, cylindrical piece, steamboat and reflecting piece, when motor works normally, steamboat can be with fixing sleeve one Rotation is played, therefore user can not observe the light of the reflecting piece reflection of rotation, when motor idle running, steamboat will not be rotated, User can easily see the light of reflecting piece reflection, and then remind the working condition of motor.

Detailed description of the invention

Fig. 1 is the main view cross-sectional view of the utility model.

Fig. 2 is the partial enlarged view of the part the utility model a.

In figure: 1, fixing sleeve, 2, skidding set, 3, gear, the 4, first fixed disk, 5, friction plate, the 6, second fixed disk, 7, pressure Piece, 8, first annular piece, the 9, second ring block, 10, adjusting bolt, 11, third ring block, the 12, first straight pin, 13, cylinder Block, 14, annular groove, 15, steamboat, 16, reflecting piece, 17, keyway, 18, through-hole, 19, plectane, 20, spring, the 21, second straight pin, 22, ring-shaped rubber piece.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of technical solution: torque limiter, including fixing sleeve 1, fixed The lateral wall of set 1 is socketed with skidding set 2, friction plate 5, the second fixed disk 6 and first annular piece 8, and skidding set 2 can be in fixing sleeve Skid on 1, not with fixing sleeve 1 rotate, and friction plate 5 altogether there are two, skid set 2 lateral wall be socketed with gear 3 and first Fixed disk 4, gear 3 can be connected to the equipment for hanging and taking weight, and two friction plates 5 are tightly attached to the lower wall and first of gear 3 respectively It is fixed with gear 3, fixing sleeve 1 and the first fixed disk 4, second respectively by friction plate 5 between fixed disk 4 and the second fixed disk 6 The effect of the frictional force of disk 6 enables the rotation of fixing sleeve 1 that can rotate by frictional force band moving gear 3, therefore when equipment suspension weight When object is heavier, when stress is greater than the frictional force at friction plate 5 at gear 3, the fixing sleeve 1 of connection motor shaft can be enabled to dally, second The inner sidewall of fixed disk 6 has been put into tabletting 7, and the lateral wall of fixing sleeve 1 is fixedly installed with the second ring block 9, and first annular piece 8 It between the second ring block 9 and tabletting 7, is bolted in the threaded hole of the second ring block 9 and adjusts bolt 10, adjusted by rotation Bolt 10 adjusts first annular piece 8 of position, and then increases the normal pressure at friction plate 5, and increasing this torque limiter can hold The size for the frictional force received, the lateral wall of the second fixed disk 6 are socketed with third ring block 11, the second fixed disk 6 and third annular Transmitting balls (drawing in Fig. 1, unlabeled) is housed between block 11, enables third ring block 11 can be along 6 outside of the second fixed disk Wall rotates, and inserted with the first straight pin 12 in the hole of third ring block 11, the lateral wall of third ring block 11 passes through interior hexagonal spiral shell Nail is fixed with cylindrical piece 13, and soket head cap screw that is fluted, and fixing cylindrical piece 13 is opened up in the lateral wall of the first straight pin 12 It can be inserted into the groove of the first straight pin 12, while fixed to 13 position of cylindrical piece, also to the position of the first straight pin 12 It is fixed, the lateral wall of cylindrical piece 13 offers annular groove 14, and the lateral wall of annular groove 14 is socketed with steamboat 15, and steamboat 15 can With rotation, the lateral wall of steamboat 15 is fixedly installed with reflecting piece 16, and reflecting piece 16 can be with reflection light, therefore can be used as motor Signal when whether dallying.

Specifically, the inner sidewall of fixing sleeve 1 offers keyway 17, fixing sleeve 1 is connected by key with motor shaft, therefore solid Surely set 1 can be always as motor rotates together.

Specifically, the upper side wall of the second fixed disk 6 offers through-hole 18, the lateral wall of the first straight pin 12 is fixedly mounted Have a plectane 19, the lateral wall of the first straight pin 12 is socketed with spring 20, and spring 20 be located at plectane 19 and third ring block 11 it Between, the first straight pin 12, third ring block 11 and cylinder can be enabled by the transmission of plectane 19 when downward adjustment adjusts bolt 10 Block 13 pushes, and then facilitates steamboat 15 to contact with ring-shaped rubber piece 22 and rotate.

Specifically, integrally formed with discoid protrusion on the downside of the lateral wall of fixing sleeve 1, and the friction plate 5 of 3 downside of gear Positioned at the upper side wall of the discoid protrusion of fixing sleeve 1, by the discoid protrusion of fixing sleeve 1 and the second fixed disk 6 by friction plate 5 It is clamped with the first fixed disk 4, gear 3.

Specifically, the upper side wall of the first fixed disk 4 is inserted with the second straight pin 21, and the second straight pin 21 is inserted into tooth In the cylindrical groove for taking turns 3 upper side walls, the first fixed disk 4 is enabled to rotate together with gear 3, is identical motion state.

Specifically, the upper side wall of the first fixed disk 4 is inlaid with ring-shaped rubber piece 22, and the upper side wall of ring-shaped rubber piece 22 It is bonded with the lateral wall of steamboat 15, when working properly, steamboat 15 can rotate by the effect of the power of ring-shaped rubber piece 22, this When, reflecting piece 16 enables operator that can not observe the reflective of reflecting piece due to high-speed motion.

Working principle: when using this torque limiter, first adjustment adjusts the maximum weight that bolt 10 bears this device Power is adjusted, and is assembled into machine later, and when working properly, the effect of the frictional force by friction plate 5 is whole equal Can rotate with motor shaft, at this point, steamboat 15 by ring-shaped rubber piece 22 effect and rotate, enable operator be difficult to observe by instead The light of mating plate 16, when weight is heavier, after the frictional force more than friction plate 5, fixing sleeve 1 will dally with motor shaft, due to The effect of transmitting balls, steamboat 15 will not move at this time, and operator can be clearly seen that the light that reflecting piece 16 reflects, and then obtain Know operation irregularity, certain protection is played to motor.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. torque limiter, it is characterised in that: including fixing sleeve (1), the lateral wall of the fixing sleeve (1) is socketed with skidding set (2), friction plate (5), the second fixed disk (6) and first annular piece (8), and friction plate (5) altogether there are two, skiddings set (2) Lateral wall be socketed with gear (3) and the first fixed disk (4), two friction plates (5) are tightly attached to the downside of gear (3) respectively Between wall and the first fixed disk (4) and the second fixed disk (6), the inner sidewall of second fixed disk (6) has been put into tabletting (7), The lateral wall of the fixing sleeve (1) is fixedly installed with the second ring block (9), and first annular piece (8) is located at the second ring block (9) Between tabletting (7), it is bolted in the threaded hole of second ring block (9) and adjusts bolt (10), second fixed disk (6) Lateral wall be socketed with third ring block (11), inserted with the first straight pin (12), institute in the hole of the third ring block (11) The lateral wall for stating third ring block (11) is fixed with cylindrical piece (13) by soket head cap screw, the lateral wall of the cylindrical piece (13) It offers annular groove (14), the lateral wall of the annular groove (14) is socketed with steamboat (15), and the lateral wall of the steamboat (15) is solid Dingan County is equipped with reflecting piece (16).

2. torque limiter according to claim 1, it is characterised in that: the inner sidewall of the fixing sleeve (1) offers key Slot (17).

3. torque limiter according to claim 1, it is characterised in that: the upper side wall of second fixed disk (6) opens up Have through-hole (18), the lateral wall of first straight pin (12) is fixedly installed with plectane (19), first straight pin (12) Lateral wall is socketed with spring (20), and spring (20) is located between plectane (19) and third ring block (11).

4. torque limiter according to claim 1, it is characterised in that: one on the downside of the lateral wall of the fixing sleeve (1) Discoid protrusion is formed, and the friction plate (5) on the downside of gear (3) is located at the upper side wall of the discoid protrusion of fixing sleeve (1).

5. torque limiter according to claim 1, it is characterised in that: the upper side wall of first fixed disk (4) is inserted into Have the second straight pin (21), and the second straight pin (21) is inserted into the cylindrical groove of gear (3) upper side wall.

6. torque limiter according to claim 1, it is characterised in that: the upper side wall of first fixed disk (4) is inlayed Have ring-shaped rubber piece (22), and the upper side wall of ring-shaped rubber piece (22) is bonded with the lateral wall of steamboat (15).