CN207989596U - 800kw limits torque guard - Google Patents
800kw limits torque guard Download PDFInfo
- Publication number
- CN207989596U CN207989596U CN201820307464.0U CN201820307464U CN207989596U CN 207989596 U CN207989596 U CN 207989596U CN 201820307464 U CN201820307464 U CN 201820307464U CN 207989596 U CN207989596 U CN 207989596U
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- mounting base
- bearing
- piston
- friction plate
- gear shaft
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Abstract
The utility model discloses a kind of 800kw to limit torque guard, including gear shaft and pinion stand, it is socketed with mounting base successively from left to right on the gear shaft, first bearing, butterfly spring, friction plate group, bearing block and connecting flange, the positioning pin to offset with piston is provided in the mounting base, use manual oil cylinder, push piston, squeeze spring, adjust output torque, use positioning pin fixed piston position, constant rated output torque is set, the mounting base, pinion stand, it is connected by screw on the outside of bearing block and connecting flange, between form a cavity, the piston, butterfly spring and friction plate group are arranged in cavity.The utility model produces relative sliding between limit square device friction plate group when motor overload, disconnects peakload in short-term; after load restoration is normal, limit square device restores normal work, to play the role of protecting motor and speed reducer; repair and use cost have been saved, the generation of production accident is prevented.
Description
Technical field
The utility model belongs to motor and speed reducer overload protection arrangement technical field, is limited more particularly to a kind of 800kw
Torque guard processed.
Background technology
It between existing 800KW motors and speed reducer is directly connected to using yielding coupling, cannot protected under undesirably heavy loads
Motor and speed reducer is protected, is easy to burn motor or damage speed reducer or no matter off-axis damages electricity so as to cause production accident
Machine, which still damages speed reducer, all can make maintenance period long, and schedule delays, maintenance cost is big, maintenance difficult, and loss is serious.
Therefore, how solve the above problems the emphasis studied as those skilled in the art.
Utility model content
The purpose of this utility model is just to provide 800kw limitation torque guards, can be fully solved the above-mentioned prior art
Shortcoming.
The purpose of this utility model is realized by following technical proposals：
A kind of 800kw limitations torque guard, for connecting 800kw driving motors and speed reducer, including gear shaft, installation
Seat, first bearing, piston, butterfly spring, friction plate group, bearing block, connecting flange and pinion stand, the gear shaft length are
340mm-360mm, gear shaft are the Step Shaft part that step through-hole is offered along axis, on the gear shaft from left to right successively
It is socketed with mounting base, first bearing, butterfly spring, friction plate group, bearing block and connecting flange, piston is corresponded in the mounting base
Position at offer location hole, positioning pin is provided in the location hole, positioning pin offsets with piston, passes through piston（4）'s
It is mobile to squeeze butterfly spring（16）And then output torque is adjusted, and pass through positioning pin（4）Fixed piston（4）Position setting is constant defeated
Go out torque, is connected by screw on the outside of the mounting base, pinion stand, bearing block and connecting flange, mounting base, pinion stand and bearing
A cavity is formed between seat, the piston, butterfly spring and friction plate group are arranged in cavity.
Preferably, the mounting base is hole type parts, it is provided with the first oil sealing in mounting base, for placing TC oil sealings.
Preferably, being provided with first bearing baffle ring between the mounting base and first bearing.
Preferably, being provided with the oil pressure probe being connected with piston in the mounting base.
Preferably, being provided with adjusting pad between the butterfly spring and friction plate group.
Preferably, the friction plate group includes movable friction plate and static friction plate, the movable friction plate and static friction plate are handed over
For setting.
Preferably, second bearing baffle ring is provided between the second bearing and bearing block, corresponding second on bearing block
The second oil sealing for pacifying TC oil sealings is provided at the position of bearing.
Compared with prior art, the beneficial effects of the utility model are：
The utility model is simple in structure, reasonable design, when motor overload, is generated between limit square device friction plate group relatively sliding
It is dynamic, peakload is disconnected in short-term, and after load restoration is normal, limit square device restores normal work, to play protection motor and subtract
The effect of fast machine, has saved repair and use cost, prevents the generation of production accident.
Description of the drawings
Fig. 1 is the sectional view of the utility model；
Fig. 2 is the side view of the utility model；
Fig. 3 is the connection structure diagram between the utility model and motor, speed reducer.
Reference numeral：1- positioning pins, the first O-rings of 2-, 3- mounting bases, 4- pistons, 5- oil sealings, the holes 6- baffle ring, 7-
One bearing, 8- gear shafts, the first oil sealings of 9-, 10- first bearing baffle rings, 11- guidance tapes, 12- oil pressure probe, 13- outer-hexagonal spiral shells
Bolt, 14- locking nuts, 15- plain washers, 16- butterfly springs, 17- adjusting pads, 18- movable friction plates, 19- static friction plates, 20- teeth
Wheel seat, the second O-rings of 21-, 22- bearing blocks, 23- connecting flanges, 24- soket head cap screws, 25- oil sealing cover boards, 26- axis gear
Circle, 27- second bearing baffle rings, 28- third O-rings, 29- outer-hexagonal bolts, 30- hexagonal socket head plugs, 31- cylindrical pin with internal thread,
32- step through-holes, 33- second bearings, the second oil sealings of 34-, 35- motors, 36- shaft couplings, 37- speed reducers.
Specific implementation mode
The utility model is further described with reference to specific embodiment.
As shown in Figure 1 to Figure 3, a kind of 800kw limits torque guard, for connecting 800kw driving motors and speed reducer,
Including gear shaft 8, mounting base 3, first bearing 7, piston 4, butterfly spring 16, friction plate group, the interior bearing for setting second bearing 33
Seat 22, connecting flange 23 and pinion stand 20,8 length of gear shaft are 340mm-360mm, and gear shaft is to offer step along axis to lead to
The Step Shaft part in hole 32 is socketed with mounting base 3, first axle 7, butterfly spring 16, friction plate on gear shaft 8 successively from left to right
Group, bearing block 22 and connecting flange 23, the outer diameter of gear shaft 8 is successively by mounting base 3, first bearing 7, butterfly spring 16, friction
The internal diameter of piece group, the interior bearing block 22 for setting second bearing 33 and connecting flange 23 determines, ensures the installation of gear shaft 8 and each component
Degree, the diameter and length of step through-hole 32 are determined by 35 output shaft of motor connected to it and shaft coupling 36；
Mounting base 3 is hole type parts, is equipped with the left end in gear set 8, right in mounting base 3 close to first bearing 7
It answers and offers location hole at the position of piston 4, positioning pin 1 is provided in location hole, positioning pin 1 offsets with piston 4, using manual
Oil cylinder pushes piston 4, so that piston 4 is squeezed butterfly spring 16, and then adjust output torque, it is defeated that output torque is adjusted to amount
After going out torque, using positioning pin fixed piston position, to ensure the constant of amount output torque, to ensure intracavitary sealing, in institute
It states and is provided with the first O-ring 2 on positioning pin 1, while being provided with the oil pressure probe 12 being connected to piston 4, monitoring in mounting base 3
Oil pressure in piston is provided with oil sealing 5 in piston 4, guidance tape 11 is provided on piston rod；
First bearing 7 is that deep groove ball bearing is socketed on gear shaft 8, and left and right ends are mounting base 3 and piston 4 respectively, the
One bearing resists the outer wall of mounting base 3 and piston 4 by first bearing baffle ring 10 and hole baffle ring 6 respectively, fixes its position, keeps away
Exempt from transverse shifting occur, while the first oil sealing 9 by being equipped with TC oil sealings in mounting base 3 realizes oil sealing；
Mounting base 3, pinion stand 20, bearing block 22 and 23 upper end of connecting flange are connected by outer-hexagonal bolt 13, and are passed through
Plain washer 15 and locking nut 14 will be pressed against each other, and mounting base 3, pinion stand 20, the lower end of bearing block 22 and connecting flange 23 are logical
Crossing outer-hexagonal bolts 29, hexagonal socket head plug 30, cylindrical pin with internal thread 31 will be connected and fixed each other, mounting base 3, pinion stand
20, cavity is formed between bearing block 22 and connecting flange 23, piston 4, butterfly spring 16 and friction plate group are set in cavity, butterfly
Adjusting pad 17 is provided between shape spring 16 and friction plate group, friction plate group includes the movable friction plate 18 being arranged alternately and static friction
Piece 19, to ensure that oil sealing is good, junction is provided with the between mounting base 3, pinion stand 20, bearing block 22 and connecting flange 23
Two O-rings 21；
Connecting flange 23 is socketed in the right end of gear shaft, and is connected and fixed by screw and bearing block 22, in bearing block 22
It is provided with second bearing 33, second bearing 33 is deep groove ball bearing, and second bearing 33 passes through the second oil sealing 34 on bearing block 22
Oil sealing is formed, and gear shaft 8 is resisted by shaft block ring 26, avoids generating transverse shifting, while bearing block 22, connecting flange 33
The compression of third sealing ring 28 is formed by oil sealing by oil sealing cover board 25 between gear shaft 8.
The utility model produces relative sliding between friction plate group when motor 35 overloads, disconnects peakload in short-term,
After load restoration is normal, limit square device restores normal work, to play the role of protecting motor 35 and speed reducer 37, saves
Repair and use cost, prevent the generation of production accident.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (7)
1. a kind of 800kw limits torque guard, the 800kw limitation torque guards for connect 800kw driving motors and
Speed reducer, it is characterised in that：Including gear shaft（8）, mounting base（3）, first bearing（7）, piston（4）, butterfly spring（16）, rub
Pad group interior sets second bearing（33）Bearing block（22）, connecting flange（23）And pinion stand（20）, the gear shaft（8）It is long
Degree is 340mm-360mm, gear shaft（8）To offer step through-hole along axis（32）Step Shaft part, gear shaft（8）On from
It is socketed with mounting base successively from left to right（3）, first bearing（7）, butterfly spring（16）, friction plate group, bearing block（22）And connection
Flange（23）, the mounting base（3）Upper corresponding piston（4）Position at offer location hole, it is fixed to be provided in the location hole
Position pin（1）, positioning pin（1）With piston（4）It offsets, passes through piston（4）Mobile extruding butterfly spring（16）And then adjust output
Torque, and pass through positioning pin（1）Fixed piston（4）Position sets constant output torque, the mounting base（3）, pinion stand（20）、
Bearing block（22）And connecting flange（23）Outside is connected by screw, mounting base（3）, pinion stand（20）And bearing block（22）Between
Form a cavity, the piston（4）, butterfly spring（16）It is arranged in cavity with friction plate group.
2. 800kw according to claim 1 limits torque guard, it is characterised in that：The mounting base（3）For hole class zero
Part, mounting base（3）On be provided with the first oil sealing（9）, for placing TC oil sealings.
3. 800kw according to claim 1 limits torque guard, it is characterised in that：The mounting base（3）With first axle
It holds（7）Between be provided with first bearing baffle ring（10）.
4. 800kw according to claim 1 limits torque guard, it is characterised in that：The mounting base（3）On be provided with
With piston（4）The oil pressure probe being connected（12）.
5. 800kw according to claim 1 limits torque guard, it is characterised in that：The butterfly spring（16）With rub
It is provided with adjusting pad between pad group（17）.
6. 800kw according to claim 1 limits torque guard, it is characterised in that：The friction plate group includes dynamic rubs
Pad（18）And static friction plate（19）, the movable friction plate（18）And static friction plate（19）It is arranged alternately.
7. 800kw according to claim 1 limits torque guard, it is characterised in that：The second bearing（33）With axis
Bearing（22）Between be provided with second bearing baffle ring（27）, bearing block（22）Upper corresponding second bearing（33）Position at be provided with
The second oil sealing for placing TC oil sealings（34）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820307464.0U CN207989596U (en) | 2018-03-06 | 2018-03-06 | 800kw limits torque guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820307464.0U CN207989596U (en) | 2018-03-06 | 2018-03-06 | 800kw limits torque guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207989596U true CN207989596U (en) | 2018-10-19 |
Family
ID=63825320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820307464.0U Active CN207989596U (en) | 2018-03-06 | 2018-03-06 | 800kw limits torque guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207989596U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194534A (en) * | 2018-03-06 | 2018-06-22 | 上海布拓传动系统设备有限公司 | 800kw limits torque guard |
-
2018
- 2018-03-06 CN CN201820307464.0U patent/CN207989596U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194534A (en) * | 2018-03-06 | 2018-06-22 | 上海布拓传动系统设备有限公司 | 800kw limits torque guard |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |