CN208856765U - A kind of damping device for commercial staircase - Google Patents
A kind of damping device for commercial staircase Download PDFInfo
- Publication number
- CN208856765U CN208856765U CN201821622842.0U CN201821622842U CN208856765U CN 208856765 U CN208856765 U CN 208856765U CN 201821622842 U CN201821622842 U CN 201821622842U CN 208856765 U CN208856765 U CN 208856765U
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- China
- Prior art keywords
- rotary cylinder
- damping device
- truss
- threaded rod
- turbine
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Abstract
The utility model relates to staircase shock-absorption device technical fields, and disclose a kind of damping device for commercial staircase, including truss, the side of the truss inner bottom is fixedly installed with driving motor, fixing sleeve is connected to spur gear on the output shaft of the driving motor, circular hole is offered in the middle part of the truss top, the internal activity of the circular hole is socketed with rotary cylinder, the internal whorl of the rotary cylinder is socketed with threaded rod, ring gear is fixedly attached in the middle part of the rotary cylinder, the back side of truss top side is fixedly installed with bracket.This is used for the damping device of commercial staircase, pass through being used cooperatively for ring gear, turbine, worm screw, rotary cylinder, gag lever post and limiting slot, threaded rod is set to rise or decline, and then when chain-loose, transmission gear can rise, so that chain is constantly in tight state, prevents chain-loose and shaking when being rotated by spur gear, and then collide with other component and generate vibration.
Description
Technical field
The utility model relates to staircase shock-absorption device technical field, specially a kind of damping device for commercial staircase.
Background technique
Staircase, automatic pedestrian's elevator, handrail elevator and Escalator are a kind of haulagman that pedestrian is transported in a manner of conveyer belt
Tool, staircase is usually tilting, and the step of pedestrian's automatically walk in an end station of staircase will be brought to the another of staircase automatically
End, step can keep horizontal all the way on the way, and staircase is equipped with the handrail with step synchronizing moving in both sides, help and hold for user.
What the step of staircase relied on is that its internal driving motor is mobile by the cooperation of gear set and chain, staircase
Chain has certain ductility, after long-term use, is easy to appear chain relaxation, chain relaxation is easy in driving motor
The comfort that vibration influence people take, chain meeting when serious are generated with the collision of other components with when rotating under the drive of gear
It is detached from gear, causes staircase to be unable to run, releases a kind of damping device for commercial staircase thus.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of damping device for commercial staircase, has anti-
Only chain-loose reduces the advantages of vibration, and the chain for solving staircase has certain ductility, after long-term use, is easy
Existing chain relaxation generates when chain relaxation is easy to rotate under the drive of driving motor and gear with the collision of other components
The problem of comfort that vibration influence people take, chain can be detached from gear when serious, and staircase is caused to be unable to run.
The utility model provides the following technical solutions: a kind of damping device for commercial staircase, including truss, the purlin
The side of frame inner bottom is fixedly installed with driving motor, and fixing sleeve is connected to spur gear on the output shaft of the driving motor, institute
It states and offers circular hole in the middle part of truss top, the internal activity of the circular hole is socketed with rotary cylinder, the inside spiral shell of the rotary cylinder
Line is socketed with threaded rod, and ring gear has been fixedly attached in the middle part of the rotary cylinder, and the back side of truss top side is fixedly mounted
There is bracket, the top movable sleeve of the bracket is connected to worm screw, and the positive middle part of bracket is fixedly installed with U-shaped bar, the U-shaped
The middle part movable sleeve of bar is connected to turbine, and the bottom end of the threaded rod is run through and extended to the inside of truss and is fixedly connected with rectangular
Frame, the middle part movable sleeve of the square frame are connected to shaft, and the external fixing sleeve of the shaft is connected to transmission gear, the spur gear
It is sequentially connected by chain and transmission gear, the threaded rod offers limiting slot, the truss top far from the side of worm screw
Side far from bracket is fixedly connected with gag lever post.
Preferably, movable sleeve is connected to ball respectively for the quadrangle of the rotary cylinder bottom end, ball on four rotary cylinders
Bottom end is slidably connected with the bottom end of circular hole.
Preferably, the top of the threaded rod is fixedly connected with limited block, and the width value of the threaded rod upper limit position block is big
In the width value of rotary cylinder.
Preferably, the worm screw is located at the surface of turbine, and the outer tooth engagement of the outer of worm screw and turbine.
Preferably, the turbine is located at the top of ring gear side, and the outer tooth engagement of the external tooth of turbine and ring gear.
Preferably, the inside of limiting slot, and the outside of gag lever post and limit are run through and extended in one end of the gag lever post
The internal slide of slot connects.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, the damping device for being used for commercial staircase, passes through ring gear, turbine, worm screw, rotary cylinder, gag lever post and limiting slot
It is used cooperatively, so that threaded rod is risen or is declined, and then when chain-loose, transmission gear can rise, and make chain one
It is directly in tight state, prevents chain-loose and shaking when being rotated by spur gear, and then collide and produce with other component
Raw vibration.
2, the damping device for being used for commercial staircase when rotating worm screw not, is turned by the latching characteristics of turbine and worm screw
Dynamic cylinder will not because of threaded rod, square frame, shaft and transmission gear gravity and rotate, prevent the position of transmission gear from consolidating
It is fixed, to improve the practicability of the damping device for commercial staircase.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the square frame schematic diagram of the utility model structure；
Fig. 3 is the U-shaped bar schematic diagram of the utility model structure；
Fig. 4 is the threaded rod schematic diagram of the utility model structure.
In figure: 1, truss；2, driving motor；3, spur gear；4, circular hole；5, rotary cylinder；6, threaded rod；7, ring gear；8, it props up
Frame；9, worm screw；10, U-shaped bar；11, turbine；12, square frame；13, shaft；14, transmission gear；15, chain；16, limiting slot；
17, gag lever post.
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.
Please refer to Fig. 1-4, a kind of damping device for commercial staircase, including truss 1, the side of 1 inner bottom of truss
It is fixedly installed with driving motor 2, the model Y355L2-2 of driving motor 2, fixing sleeve is connected to directly on the output shaft of driving motor 2
Gear 3, offers circular hole 4 in the middle part of 1 top of truss, and the internal activity of circular hole 4 is socketed with rotary cylinder 5, and the four of 5 bottom end of rotary cylinder
Movable sleeve is connected to ball respectively at angle, and bottom end of the bottom end of ball with circular hole 4 is slidably connected on four rotary cylinders 5, passes through four
Ball on rotary cylinder 5 reduces the frictional force between rotary cylinder 5 and circular hole 4, rotates rotary cylinder 5 more smooth, thus
The practicability of the damping device for commercial staircase is improved, the internal whorl of rotary cylinder 5 is socketed with threaded rod 6, threaded rod 6
Top is fixedly connected with limited block, and the width value of 6 upper limit position block of threaded rod is greater than the width value of rotary cylinder 5, ensure that threaded rod 6
When decline, the inside of rotary cylinder 5 will not be all protruded into, and then be detached from rotary cylinder 5, to improve the damping for commercial staircase
The reasonability of device, the middle part of rotary cylinder 5 have been fixedly attached ring gear 7, and the back side of 1 top side of truss is fixedly installed with bracket 8,
The top movable sleeve of bracket 8 is connected to worm screw 9, and worm screw 9 is located at the surface of turbine 11, and the outer of worm screw 9 and turbine 11 is outer
Tooth engagement, by the latching characteristics of turbine 11 and worm screw 9, when rotating worm screw 9 not, rotary cylinder 5 will not be because of threaded rod 6, side
Shape frame 12, shaft 13 and transmission gear 14 gravity and rotate, be capable of fixing the position of transmission gear 14 not, to improve use
In the practicability of the damping device of commercial staircase, the positive middle part of bracket 8 is fixedly installed with U-shaped bar 10, and the middle part of U-shaped bar 10 is living
Dynamic to be socketed with turbine 11, turbine 11 is located at the top of 7 side of ring gear, and the outer tooth engagement of the external tooth of turbine 11 and ring gear 7, passes through
Ring gear 7, turbine 11, worm screw 9, rotary cylinder 5, gag lever post 17 and limiting slot 16 are used cooperatively, allow threaded rod 6 rise or
Decline, and then when chain 15 loosens, transmission gear 14 can rise, and so that chain 15 is constantly in tight state, prevent chain
15 loosen and collide generation vibration, the bottom end of threaded rod 6 in shaking when being rotated by of spur gear 3, and then with other component
Run through and extend to the inside of truss 1 and be fixedly connected with square frame 12, the middle part movable sleeve of square frame 12 is connected to shaft 13, turns
The external fixing sleeve of axis 13 is connected to transmission gear 14, and spur gear 3 is sequentially connected by chain 15 and transmission gear 14, threaded rod 6
Side far from worm screw 9 offers limiting slot 16, and 1 top of truss is fixedly connected with gag lever post 17 far from the side of bracket 8, limit
The inside of limiting slot 16 is run through and extended in one end of bar 17, and the internal slide of the outside of gag lever post 17 and limiting slot 16 connects
Connect, by being used cooperatively for gag lever post 17 and limiting slot 16, when rotating rotary cylinder 5, threaded rod 6 can rise or decline and
It will not be rotated with rotary cylinder 5, to improve the reasonability of the damping device for commercial staircase.
Working principle rotates clockwise worm screw 9 according to service condition first, and the rotation of worm screw 9 drives turbine 11 to rotate, turbine
11 drive rotary cylinder 5 to rotate by ring gear 7, then when rotary cylinder 5 rotates, and by gag lever post 17 and limiting slot 16 to screw thread
The position-limiting action of bar 6 rises threaded rod 6, and the rising of threaded rod 6 rises square frame 12, and square frame 12 makes to pass by shaft 13
Moving gear 14 rises, and transmission gear 14 drives the side of chain 15 to rise, and so that chain 15 is constantly in tight state, finally works as tune
Behind the upright position of whole good transmission gear 14, stop operating worm screw 9.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
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 (6)
1. a kind of damping device for commercial staircase, including truss (1), it is characterised in that: truss (1) inner bottom
Side is fixedly installed with driving motor (2), and fixing sleeve is connected to spur gear (3), the purlin on the output shaft of the driving motor (2)
It is offered circular hole (4) in the middle part of frame (1) top, the internal activity of the circular hole (4) is socketed with rotary cylinder (5), the rotary cylinder
(5) internal whorl is socketed with threaded rod (6), has been fixedly attached ring gear (7) in the middle part of the rotary cylinder (5), the truss (1)
The back side of top side is fixedly installed with bracket (8), and the top movable sleeve of the bracket (8) is connected to worm screw (9), the bracket
(8) positive middle part is fixedly installed with U-shaped bar (10), and the middle part movable sleeve of the U-shaped bar (10) is connected to turbine (11), the spiral shell
The bottom end of rasp bar (6) is run through and extends to the inside of truss (1) and be fixedly connected with square frame (12), the square frame (12)
Middle part movable sleeve is connected to shaft (13), and the external fixing sleeve of the shaft (13) is connected to transmission gear (14), the spur gear (3)
It is sequentially connected by chain (15) and transmission gear (14), the threaded rod (6) offers limiting slot far from the side of worm screw (9)
(16), truss (1) top is fixedly connected with gag lever post (17) far from the side of bracket (8).
2. a kind of damping device for commercial staircase according to claim 1, it is characterised in that: the rotary cylinder (5)
Movable sleeve is connected to ball respectively for the quadrangle of bottom end, and the bottom end of ball is sliding with the bottom end of circular hole (4) on four rotary cylinders (5)
Dynamic connection.
3. a kind of damping device for commercial staircase according to claim 1, it is characterised in that: the threaded rod (6)
Top be fixedly connected with limited block, the width value of threaded rod (6) upper limit position block is greater than the width value of rotary cylinder (5).
4. a kind of damping device for commercial staircase according to claim 1, it is characterised in that: worm screw (9) position
In the surface of turbine (11), and the outer tooth engagement of the outer of worm screw (9) and turbine (11).
5. a kind of damping device for commercial staircase according to claim 1, it is characterised in that: turbine (11) position
In the top of ring gear (7) side, and the outer tooth engagement of the external tooth of turbine (11) and ring gear (7).
6. a kind of damping device for commercial staircase according to claim 1, it is characterised in that: the gag lever post (17)
One end run through and extend to the inside of limiting slot (16), and the internal slide of the outside of gag lever post (17) and limiting slot (16) connects
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622842.0U CN208856765U (en) | 2018-10-08 | 2018-10-08 | A kind of damping device for commercial staircase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622842.0U CN208856765U (en) | 2018-10-08 | 2018-10-08 | A kind of damping device for commercial staircase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208856765U true CN208856765U (en) | 2019-05-14 |
Family
ID=66420275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821622842.0U Expired - Fee Related CN208856765U (en) | 2018-10-08 | 2018-10-08 | A kind of damping device for commercial staircase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208856765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112551334A (en) * | 2020-12-03 | 2021-03-26 | 刘涛 | Escalator handrail driving device |
-
2018
- 2018-10-08 CN CN201821622842.0U patent/CN208856765U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112551334A (en) * | 2020-12-03 | 2021-03-26 | 刘涛 | Escalator handrail driving device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20211008 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |