CN206345587U - Escalator main shaft driving device - Google Patents
Escalator main shaft driving device Download PDFInfo
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- CN206345587U CN206345587U CN201720003485.9U CN201720003485U CN206345587U CN 206345587 U CN206345587 U CN 206345587U CN 201720003485 U CN201720003485 U CN 201720003485U CN 206345587 U CN206345587 U CN 206345587U
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- main shaft
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- sprocket
- pair
- drive
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Abstract
A kind of escalator main shaft driving device, belongs to escalator technical field.Including a main shaft, it is supported on truss and positioned at the middle part of truss the main axis, a pair of left power drive mechanisms, this pair of left power drive mechanism is arranged on the bottom of truss in the position in the left side corresponding to main shaft and is connected with the middle part of main shaft, a pair of right power drive mechanisms, the right power drive mechanism is arranged on the bottom of truss in the position on the right side corresponding to main shaft and is equally connected with spindle drive.It is connected as a result of a pair of left power drive mechanisms and a pair of right power drive mechanisms with spindle drive, thus reasonably control the volume of a pair of left and right power drive mechanisms, it is adapted the space of a pair left and right power drive mechanisms and truss, and the driving force and brake force to main shaft are not only significantly increased, and meets the big lifting requirement of escalator.
Description
Technical field
The utility model belongs to escalator technical field, and in particular to a kind of escalator main shaft driving device.
Background technology
As is known in the industry, the step of escalator is by escalator main shaft（Also referred to as transmission main shaft）Drive, and escalator
The power of main shaft is by drive device guarantee.And then as is known in the industry, the hoisting depth of escalator and the power of drive device are matched somebody with somebody
Direct ratio is set to, specifically, hoisting depth is bigger, and power is also bigger.For hoisting depth more than 50m is even up to more than 20m
Escalator industry be referred to as big hoisting depth escalator, this escalator is more applied to subway and sightseeing field
Close.Theoretically, increase main frame is that the power for increasing main shaft driving device can meet the big hoisting depth requirement of escalator,
But actual situation is really not so, because if blindly increasing the power of main shaft driving device, then will necessarily be by automatic
The refusal of the installing space of staircase and girder, that is to say, that the power of main shaft driving device can not arbitrarily increase.If in addition,
Excessively increase the power of main shaft driving device, then also suffer from the restriction of escalator brake force.Therefore, how to adapt to certainly
The big lifting of installing space and satisfaction of dynamic staircase and girder finds rational equalization point between requiring and meeting required braking force
Problem suffers from industry and expects to be solved for a long time, and technical scheme described below is under this background
Produce.
The content of the invention
Task of the present utility model is that providing one kind contributes to reasonable utilization space, is conducive to significantly increasing driving power
And brake force and the escalator main shaft driving device for using the use requirement for meeting big hoisting depth.
What task of the present utility model was performed by, a kind of escalator main shaft driving device, including a main shaft, should
It is supported on truss and positioned at the middle part of truss, a pair of left power drive mechanisms, this pair of left power transmission machine main axis
Structure is arranged on the bottom of truss in the position in the left side corresponding to main shaft and is connected with the middle part of main shaft, a pair of right power
Transmission mechanism, the right power drive mechanism be arranged in the position on the right side corresponding to main shaft the bottom of truss and equally with master
Axle is connected.
In a specific embodiment of the present utility model, a pair described of left power drive mechanisms respectively include left driving
Motor, left driving reduction box, left drive sprocket, left driven sprocket, Left Drive chain and left brake, left driving motor are driven with left
Dynamic reduction box transmission coordinates, and by left driving reduction box together with left driving motor the left side corresponding to the main shaft position
The bottom of the truss is fixed on, the left driving reduction gearbox output shaft of left drive sprocket and left driving reduction box is fixed, left driven
Sprocket wheel is fixed on the middle part of main shaft and corresponding with left driving drive sprocket, and one end of Left Drive chain is nested with left drive chain
On wheel, the other end is nested with left driven sprocket, left brake be arranged on it is left driving reduction box on and with left driving motor
Left driving motor axle is engaged.
In another specific embodiment of the present utility model, described left drive sprocket and left driven sprocket are double
Row chain wheel, described Left Drive chain has a pair.
In another specific embodiment of the present utility model, a pair described of right power drive mechanisms respectively include right drive
Dynamic motor, right driving reduction box, right drive sprocket, right driven sprocket, right driving chain and right brake, right driving motor and the right side
Drive reduction box transmission coordinate, and by it is right driving reduction box together with right driving motor the right side corresponding to the main shaft position
Put the bottom for being fixed on the truss, the right driving reduction gearbox output shaft of right drive sprocket and right driving reduction box is fixed, it is right from
Movable sprocket is fixed on the end of main shaft and corresponding with right drive sprocket, and one end of right driving chain is nested with right drive sprocket
On, the other end is nested with right driven sprocket, right brake be arranged on it is right driving reduction box on and with the right side of right driving motor
Motor axle is engaged.
In another specific embodiment of the present utility model, described right drive sprocket and right driven sprocket are double
Row chain wheel, described right driving chain has a pair.
In an also specific embodiment of the present utility model, forward end and rear end end in the main shaft
Respectively there is step chain sprocket for main drive.
Of the present utility model more and in a specific embodiment, described step chain sprocket for main drive is double strand chain
Wheel.
The technical scheme that the utility model is provided is passed as a result of a pair of left power drive mechanisms and a pair of right power
Motivation structure is connected with spindle drive, thus reasonably controls the volume of a pair of left and right power drive mechanisms, make a pair it is left and right
The space of power drive mechanism and truss is adapted, and not only significantly increases the driving force and brake force to main shaft, and
And meet the big lifting requirement of escalator.
Brief description of the drawings
Fig. 1 is example structure figure of the present utility model.
Fig. 2 is application examples schematic diagram of the present utility model.
Embodiment
In the following description it is every be related to upper and lower, left and right, the directionality of front and rear or directionality concept be all
For the location of accompanying drawing state, thus the spy of technical scheme provided the utility model can not be understood as
Do not limit.
Embodiment：
Refer to Fig. 1, show a main shaft 1, the main shaft 1 by each spindle bearing holder 12 in front-end and back-end rotationally
It is supported on truss 2 and positioned at the middle part of truss 2, shows a pair of left power drive mechanisms 3, this pair of left power drive mechanism
3 are arranged on the bottom of truss 2 in the position in the left side corresponding to main shaft 1 and are connected with the middle part of main shaft 1, show one
To right power drive mechanism 4, the right power drive mechanism 4 is arranged on the bottom of truss 2 in the position on the right side corresponding to main shaft 1
And equally it is connected with main shaft 1.
A pair foregoing of left power drive mechanisms 3 respectively include left driving motor 31, left driving reduction box 32, left drive sprocket
33rd, left drive driven sprocket 34, Left Drive chain 35 and left brake 36, left driving motor 31 are matched somebody with somebody with left driving reduction box 32 transmission
Close, and driven by left driving reduction box 32 together with left driving motor 31 in the position in the left side corresponding to foregoing main shaft 1 by left
Dynamic deceleration block 321 is fixed on the bottom of foregoing truss 2, the left driving reduction box of left drive sprocket 33 and left driving reduction box 32
Output shaft is fixed, and left driven sprocket 34 is fixed on the middle part of main shaft 1 and corresponding with left driving drive sprocket 33, Left Drive chain
One end of bar 35 is nested with left drive sprocket 33, and the other end is nested with left driven sprocket 34, and left brake 36 is arranged on a left side
It is engaged on driving reduction box 32 and with the left driving motor axle of left driving motor 31.
In the present embodiment, foregoing left drive sprocket 33 and left driven sprocket 34 are duplex chain wheel, foregoing left biography
Dynamic chain 35 has a pair.
Continue to see Fig. 1, a pair foregoing of right power drive mechanisms 4 respectively include right driving motor 41, right driving reduction box 42,
Right drive sprocket 43, right driven sprocket 44, right driving chain 45 and right brake 46, right driving motor 41 and right driving reduction box
42 transmission coordinate, and by it is right driving reduction box 42 together with right driving motor 41 the right side corresponding to foregoing main shaft 1 position
The bottom of foregoing truss 2, the right drive of right drive sprocket 43 and right driving reduction box 42 are fixed on by right driving deceleration block 421
Dynamic reduction gearbox output shaft is fixed, and right driven sprocket 44 is fixed on the end of main shaft 1 and corresponding with right driving drive sprocket 43,
One end of right driving chain 45 is nested with right drive sprocket 43, and the other end is nested with right driven sprocket 44, right brake 46
It is arranged on right driving reduction box 42 and is engaged with the right driving motor axle of right driving motor 41.
In the present embodiment, foregoing right drive sprocket 43 and right driven sprocket 44 are duplex chain wheel, foregoing right biography
Dynamic chain 45 has a pair.
As shown in Figure 1, respectively there is step chain sprocket for main drive 11 in the forward end of foregoing main shaft 1 and rear end end,
The step chain sprocket for main drive 11 is duplex chain wheel.
Application examples：
Refer to Fig. 2 and combine Fig. 1, figure 2 illustrates the double big sprocket wheel 5 of the step being arranged on step axle, ladder
Level 6 and driving-chain 7, one end of driving-chain 7 are nested with the double big sprocket wheel 5 of step, and the other end is nested with foregoing step chain
On sprocket for main drive 11.When a pair of left driving motors 31 work, slowed down by left driving reduction box 32 and slowed down by left driving
The left driving reduction gearbox output shaft of case 32 drives left drive sprocket 33, and left driven sprocket 34 is driven through Left Drive chain 35, so that
Move main shaft 1.At the same time worked by a pair of right driving motors 41, slowed down by right driving reduction box 42 and slowed down by right driving
The right driving reduction gearbox output shaft of case 42 drives right drive sprocket 43, and right driven sprocket 44 is driven through right driving chain 45, so that
Move main shaft 1.During main shaft 1 is moved, driving-chain 7 is driven through step chain sprocket for main drive 11, by the band of driving-chain 7
The double big sprocket wheel 5 of dynamic step, step 6 is driven by the double big sprocket wheel 5 of step.It follows that because main shaft 1 is simultaneously by a pair of left drives
Dynamic motor 31 and a pair of right driving motors 41 drive, thus can significantly increase the driving force to main shaft 1, meet escalator
The use requirement of big hoisting depth.Again due to a pair of left and right driving motors 31,41 braking when respectively by left and right brake 36,
46 brakings, thus brake force similarly significantly increases.Due also to a pair of left and right driving motors 31,41 are employed, thus single drive
The volume of dynamic motor is relatively small, can meet the installation requirement of the headspace of truss 2.
Claims (7)
1. a kind of escalator main shaft driving device, it is characterised in that including a main shaft (1), the main shaft (1) is rotatably supported at
On truss (2) and positioned at the middle part of truss (2), a pair of left power drive mechanisms (3), this pair of left power drive mechanism (3) exists
The bottom of truss (2) is arranged on corresponding to the position in the left side of main shaft (1) and is connected with the middle part of main shaft (1), a pair
Right power drive mechanism (4), the right power drive mechanism (4) is arranged on truss (2) in the position on the right side corresponding to main shaft (1)
Bottom and equally with main shaft (1) be connected.
2. escalator main shaft driving device according to claim 1, it is characterised in that a pair described of left power transmissions
Mechanism (3) respectively includes left driving motor (31), left driving reduction box (32), left drive sprocket (33), left driven sprocket (34), a left side
Driving chain (35) and left brake (36), left driving motor (31) coordinate with left driving reduction box (32) transmission, and by a left side
Driving reduction box (32) is fixed on the truss together with left driving motor (31) in the position in the left side corresponding to the main shaft (1)
(2) bottom, the left driving reduction gearbox output shaft of left drive sprocket (33) and left driving reduction box (32) is fixed, left driven sprocket
(34) middle part of main shaft (1) and, one end set of Left Drive chain (35) corresponding with left driving drive sprocket (33) are fixed on
Put on left drive sprocket (33), the other end is nested with left driven sprocket (34), left brake (36) is arranged on left driving and subtracted
It is engaged on fast case (32) and with the left driving motor axle of left driving motor (31).
3. escalator main shaft driving device according to claim 2, it is characterised in that described left drive sprocket (33)
And left driven sprocket (34) is duplex chain wheel, described Left Drive chain (35) has a pair.
4. escalator main shaft driving device according to claim 1, it is characterised in that a pair described of right power transmissions
Mechanism (4) respectively includes right driving motor (41), right driving reduction box (42), right drive sprocket (43), right driven sprocket (44), the right side
Driving chain (45) and right brake (46), right driving motor (41) coordinate with right driving reduction box (42) transmission, and by the right side
Driving reduction box (42) is fixed on the truss together with right driving motor (41) in the position on the right side corresponding to the main shaft (1)
(2) bottom, the right driving reduction gearbox output shaft of right drive sprocket (43) and right driving reduction box (42) is fixed, right driven sprocket
(44) it is fixed on the end of main shaft (1) and corresponding with right drive sprocket (43), one end of right driving chain (45) is nested with
On right drive sprocket (43), the other end is nested with right driven sprocket (44), and right brake (46) is arranged on right driving reduction box
(42) it is engaged on and with the right driving motor axle of right driving motor (41).
5. escalator main shaft driving device according to claim 4, it is characterised in that described right drive sprocket (43)
And right driven sprocket (44) is duplex chain wheel, described right driving chain (45) has a pair.
6. the escalator main shaft driving device according to claim 1 or 2 or 4, it is characterised in that in the main shaft (1)
Respectively there is step chain sprocket for main drive (11) forward end and rear end end.
7. escalator main shaft driving device according to claim 6, it is characterised in that described step chain main transmission
Sprocket wheel (11) is duplex chain wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003485.9U CN206345587U (en) | 2017-01-03 | 2017-01-03 | Escalator main shaft driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003485.9U CN206345587U (en) | 2017-01-03 | 2017-01-03 | Escalator main shaft driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206345587U true CN206345587U (en) | 2017-07-21 |
Family
ID=59323905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720003485.9U Active CN206345587U (en) | 2017-01-03 | 2017-01-03 | Escalator main shaft driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206345587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667851A (en) * | 2017-09-01 | 2019-04-23 | 林权豪 | A kind of slide using bidirectional clutch |
-
2017
- 2017-01-03 CN CN201720003485.9U patent/CN206345587U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667851A (en) * | 2017-09-01 | 2019-04-23 | 林权豪 | A kind of slide using bidirectional clutch |
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