CN209337936U - A kind of escalator handrail drive shaft convenient for assembly - Google Patents
A kind of escalator handrail drive shaft convenient for assembly Download PDFInfo
- Publication number
- CN209337936U CN209337936U CN201822197016.2U CN201822197016U CN209337936U CN 209337936 U CN209337936 U CN 209337936U CN 201822197016 U CN201822197016 U CN 201822197016U CN 209337936 U CN209337936 U CN 209337936U
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- drive shaft
- side wall
- hole
- bar
- rod
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Abstract
The utility model relates to the technical fields of staircase auxiliary equipment to be convenient for disassembling and installing more particularly to a kind of escalator handrail drive shaft convenient for assembly；In operation process, it is more difficult to reverse；Including chain wheel set and drive shaft, drive shaft passes through chain wheel set, and chain wheel set and drive shaft are keyed；It further include front shoe, rear fixed plate, threaded rod, left sliding bar, right sliding bar, preceding transiting rod, rear transiting rod, front support rod, back support rod, mobile bar, handwheel, preceding fixed block and rear fixed block, front shoe and rear fixed plate middle section are respectively arranged with preceding putting hole and rear putting hole, are respectively arranged with preceding ball bearing and rear ball bearing at preceding putting hole and rear putting hole；It further include ratchet, gag lever post, spring, baffle, pull plate and stabiliser bar, ratchet middle section is provided with fixation hole, and stabiliser bar upper half area is provided with moving hole.
Description
Technical field
The utility model relates to the technical fields of staircase auxiliary equipment, more particularly to a kind of escalator handrail convenient for assembly
Drive shaft.
Background technique
It is well known that escalator handrail drive shaft is a kind of for carrying out the dress of power transmission in escalator handrail drive system
It sets, is widely used in a variety of applications in the field of staircase；Existing escalator handrail drive shaft includes chain wheel set, drive shaft and branch
Strut, support rod upper half area are provided with putting hole, and ball bearing is provided at putting hole, and drive shaft passes through chain wheel set and ball
Bearing, and chain wheel set and ball bearing are keyed with drive shaft；Existing escalator handrail drive shaft is in use, support rod bottom
End is connect with ground, and drive shaft left end is connect with power device output end, and power device drives drive shaft and chain wheel set rotation, branch
Strut and ball bearing improve stability when drive shaft turns；It is found in existing escalator handrail drive shaft use, drive shaft
Be inconvenient to be dismantled, property easy to use is poor；In operation process, it may occur that reverse, use reliability is lower.
Utility model content
It is convenient for disassembling and installing in order to solve the above technical problems, the utility model provides one kind, improve easy to use
Property；In operation process, it is more difficult to reverse, improve the escalator handrail drive shaft convenient for assembly of use reliability.
One kind of the utility model escalator handrail drive shaft convenient for assembly, including chain wheel set and drive shaft, drive shaft are worn
Chain wheel set is crossed, and chain wheel set and drive shaft are keyed；It further include front shoe, rear fixed plate, threaded rod, left sliding bar, the right side
Sliding bar, preceding transiting rod, rear transiting rod, front support rod, back support rod, mobile bar, handwheel, preceding fixed block and rear fixed block, institute
It states front shoe and rear fixed plate middle section is respectively arranged with preceding putting hole and rear putting hole, at preceding putting hole and rear putting hole
It is respectively arranged with preceding ball bearing and rear ball bearing, the preceding transiting rod and rear transiting rod are each passed through preceding ball bearing with after
Ball bearing and be keyed respectively with preceding ball bearing and rear ball bearing, the mobile bar left area, middle section and
Right half area is respectively arranged with left sliding eye, threaded hole and right sliding eye, and the left sliding bar passes through left sliding eye and left cunning
Lever front-end and back-end are connect with front shoe rear wall and rear fixed plate front side wall left area respectively, and the right sliding bar is worn
Cross right sliding eye and right sliding bar front-end and back-end respectively with front shoe rear wall and rear fixed plate front side wall right half area
Connection, threaded rod spiral shell dress is across threaded hole and threaded rod front-end and back-end are connect with preceding transiting rod and rear transiting rod respectively, preceding
Transiting rod front end is connect with handwheel rear wall middle section, the front support rod and back support rod bottom end respectively with mobile bar top side
Wall middle section is connected with rear fixed plate side wall middle section, the preceding fixed block and rear fixed block one end respectively with front support
Bar is connected with back support rod, and preceding fixed block and the rear fixed block other end are respectively arranged with preceding fixing groove and rear fixing groove, and preceding
Fixing groove is connected to preceding fixed block left side wall and right side wall, and rear fixing groove is connected to rear fixed block left side wall and right side wall, preceding solid
Determine to be respectively arranged with first half circular journal bearing and later half circular journal bearing at slot and rear fixing groove, the drive shaft lateral wall and first half circular journal bearing
With rear semicircle bearing touch；It further include ratchet, gag lever post, spring, baffle, pull plate and stabiliser bar, the ratchet middle section
It is provided with fixation hole, the drive shaft passes through fixation hole and is keyed with ratchet, and the stabiliser bar upper half area is provided with shifting
Dynamic hole, the baffle middle section are provided with transitional pore, the gag lever post front end pass through moving hole, spring and transitional pore then with
Ratchet contact, and gag lever post is fixedly connected with baffle, and spring at front end and rear end are respectively and before baffle rear wall stabiliser bar
Side wall connection, limit rod rear end are connect with the pull plate front side wall middle section.
One kind of the utility model escalator handrail drive shaft convenient for assembly further includes transition rings and pulling ring, the mistake
It crosses ring to connect with pull plate, ring is pulled to pass through transition rings.
One kind of the utility model escalator handrail drive shaft convenient for assembly, further includes two group of first locking nut, described
Two group of first equal spiral shell of locking nut is filled on threaded rod, and two group of first locking nut is contacted with mobile bar.
One kind of the utility model escalator handrail drive shaft convenient for assembly, firm plate, afterwards firm plate, two groups before further including
Bolt and two group of second locking nut, firm plate and rear firm plate are connect with front support rod and back support rod respectively before described, preceding
Locking hole before firm plate left area and right half area are respectively arranged with two groups, firm plate left area and right half area are distinguished afterwards
Locking hole after being provided with two groups, the locking hole after described in preceding locking hole described in one group and one group of bolt described in one group, described two
Spiral shell is filled on two groups of bolts the second locking nut of group respectively.
One kind of the utility model escalator handrail drive shaft convenient for assembly, further includes front limit ring and rear stop collar, institute
It states front limit ring and rear stop collar inner sidewall is connect with preceding transiting rod lateral wall rear end and rear transiting rod lateral wall front end respectively.
One kind escalator handrail drive shaft convenient for assembly of the utility model, at the preceding ball bearing and rear ball bearing
It is respectively arranged with four groups of protective cover plates.
One kind of the utility model escalator handrail drive shaft convenient for assembly, the gag lever post front side wall are oblique.
One kind escalator handrail drive shaft convenient for assembly of the utility model is provided on the handwheel lateral wall anti-skidding
Set.
Compared with prior art the utility model has the following beneficial effects: drive shaft passes through chain wheel set and connects with chain wheel set key
It connects, front shoe and rear fixed plate bottom end are connect with ground, rotation hand wheel, in the effect of preceding ball bearing and rear ball bearing
Under, threaded rod, preceding transiting rod and rear transiting rod can rotation, under the action of left sliding bar and right sliding bar, and threaded rod
Spiral shell is filled across mobile bar, so that mobile bar be driven to be moved forward and backward, front support rod and back support rod are respectively by preceding fixed block and movement
Bar and rear fixed block are connected with rear fixed plate, and rotation hand wheel makes first half circular journal bearing and later half circular journal bearing and on the outside of drive shaft
Wall contact, first half circular journal bearing and later half circular journal bearing support drive shaft, and when dismantling drive shaft, rotation hand wheel makes first half circular shaft
Disengaging drive shaft is held, is then being dismantled, is convenient for disassembling and installing, improves property easy to use；Stabiliser bar bottom end
It being connect with ground, for ratchet with drive shaft turns, spring is in compressive state, and ratchet is forward in rotation process, under the action of the baffle,
The distance that gag lever post passes through stabiliser bar changes, and gag lever post is alternately contacted with the dentalation of ratchet, when drive shaft and ratchet
When having the tendency that rotating backward, under spring force effect, gag lever post blocks ratchet, when need to reverse, moves backward pull plate,
Make under the action of gag lever post gag lever post be detached from ratchet can reverse, after loosing one's grip spring force effect under, gag lever post restore to
Initial position, in operation process, it is more difficult to reverse, improve use reliability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is drive shaft, ratchet, spring, baffle, gag lever post, stabiliser bar, pull plate, transition rings and the connection for pulling ring
Illustrate right view；
Fig. 3 is front shoe, rear fixed plate, threaded rod, left sliding bar, right sliding bar, preceding transiting rod, rear transiting rod, preceding
Support rod, back support rod, mobile bar, two group of first locking nut, front limit ring, rear stop collar, four groups of protective cover plates, preceding ball
The connection signal top view of bearing and rear ball bearing；
Fig. 4 is drive shaft, front shoe, rear fixed plate, front support rod, back support rod, preceding fixed block, rear fixed block, preceding
The connection signal right view of half circular journal bearing and later half circular journal bearing；
It is attached marked in the figure: 1, chain wheel set；2, drive shaft；3, front shoe；4, threaded rod；5, left sliding bar；6, preceding transition
Bar；7, front support rod；8, mobile bar；9, handwheel；10, preceding fixed block；11, ratchet；12, gag lever post；13, spring；14, baffle；
15, pull plate；16, stabiliser bar；17, preceding ball bearing；18, first half circular journal bearing；19, transition rings；20, ring is pulled；21, the first lock
Tight nut；22, preceding firm plate；23, bolt；24, the second locking nut；25, front limit ring；26, protective cover plate；27, Anti-slip cover.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
As shown in Figures 1 to 4, one kind of the utility model escalator handrail drive shaft convenient for assembly, including 1 He of chain wheel set
Drive shaft 2, drive shaft 2 passes through chain wheel set 1, and chain wheel set 1 and drive shaft 2 are keyed；It further include front shoe 3, rear fixed
Plate, threaded rod 4, left sliding bar 5, right sliding bar, preceding transiting rod 6, rear transiting rod, front support rod 7, back support rod, mobile bar 8,
Handwheel 9, preceding fixed block 10 and rear fixed block, front shoe 3 and rear fixed plate middle section are respectively arranged with preceding putting hole with after
Preceding ball bearing 17 and rear ball bearing, preceding transiting rod 6 and rear mistake are respectively arranged at putting hole, preceding putting hole and rear putting hole
Bar is crossed to be each passed through preceding ball bearing 17 and rear ball bearing and be keyed with preceding ball bearing 17 and rear ball bearing respectively,
8 left area of mobile bar, middle section and right half area are respectively arranged with left sliding eye, threaded hole and right sliding eye, left sliding
Bar 5 passes through left sliding eye and 5 front-end and back-end of left sliding bar are left with 3 rear wall of front shoe and rear fixed plate front side wall respectively
The connection of half region, right sliding bar pass through right sliding eye and right sliding bar front-end and back-end respectively with 3 rear wall of front shoe and
The connection of rear fixed plate front side wall right half area, 4 spiral shell of threaded rod dress across threaded hole and 4 front-end and back-end of threaded rod respectively with it is preceding
Transiting rod 6 is connected with rear transiting rod, and preceding 6 front end of transiting rod is connect with 9 rear wall middle section of handwheel, front support rod 7 and rear branch
Strut bottom end is connect with 8 side wall middle section of mobile bar and rear fixed plate side wall middle section respectively, preceding 10 He of fixed block
Fixed block one end is connect with front support rod 7 and back support rod respectively afterwards, and preceding fixed block 10 and the rear fixed block other end are respectively set
There are preceding fixing groove and rear fixing groove, and preceding fixing groove is connected to preceding 10 left side wall of fixed block and right side wall, rear fixing groove is with after
Fixed block left side wall is connected to right side wall, is respectively arranged with first half circular journal bearing 18 and later half circular shaft at preceding fixing groove and rear fixing groove
It holds, 2 lateral wall of drive shaft and first half circular journal bearing 18 and rear semicircle bearing touch；Further include ratchet 11, gag lever post 12, spring 13,
Baffle 14, pull plate 15 and stabiliser bar 16,11 middle section of ratchet are provided with fixation hole, drive shaft 2 pass through fixation hole and with
Ratchet 11 is keyed, and 16 upper half area of stabiliser bar is provided with moving hole, and 14 middle section of baffle is provided with transitional pore, gag lever post 12
Front end passes through moving hole, spring 13 and transitional pore and then contacts with ratchet 11, and gag lever post 12 is fixedly connected with baffle 14, and
And 13 front-end and back-end of spring are connect with 14 rear wall stabiliser bar of baffle, 16 front side wall respectively, 12 rear end of gag lever post and pull plate 15
The connection of front side wall middle section；Drive shaft passes through chain wheel set and is keyed with chain wheel set, front shoe and rear fixed plate bottom end
It is connect with ground, rotation hand wheel, under the action of preceding ball bearing and rear ball bearing, threaded rod, preceding transiting rod and rear mistake
Cross bar can rotation, under the action of left sliding bar and right sliding bar, and threaded rod spiral shell dress across mobile bar, to drive shifting
Lever is moved forward and backward, and preceding fixed block is connect by front support rod and back support rod with mobile bar and rear fixed block with rear fixed plate respectively
Get up, rotation hand wheel contacts first half circular journal bearing and later half circular journal bearing with drive shaft lateral wall, first half circular journal bearing and rear semicircle
Bearing supports drive shaft, and when dismantling drive shaft, rotation hand wheel makes first half circular journal bearing be detached from drive shaft, is then being torn open
It unloads, is convenient for disassembling and installing, improve property easy to use；Stabiliser bar bottom end is connect with ground, and ratchet turns with drive shaft
Dynamic, spring is in compressive state, and ratchet is forward in rotation process, and under the action of the baffle, the distance that gag lever post passes through stabiliser bar is sent out
Changing, gag lever post are alternately contacted with the dentalation of ratchet, when drive shaft and ratchet have the tendency that rotating backward, in spring
Under elastic force effect, gag lever post blocks ratchet, when need to reverse, moves backward pull plate, makes gag lever post under the action of gag lever post
Being detached from ratchet can reverse, and after loosing one's grip under spring force effect, gag lever post restores to initial position, in operation process, it is more difficult to
It reverses, improves use reliability.
One kind of the utility model escalator handrail drive shaft convenient for assembly further includes transition rings 19 and pulling ring 20, mistake
It crosses ring 19 to connect with pull plate 15, ring 20 is pulled to pass through transition rings 19；Transition rings pull on ring and connect with pull plate, pass through
It catches on and ring is pulled to move pull plate, convenient for users to operation.
One kind escalator handrail drive shaft convenient for assembly of the utility model, further includes two group of first locking nut 21, and two
The group equal spiral shell of the first locking nut 21 is filled on threaded rod 4, and two group of first locking nut 21 is contacted with mobile bar 8；It need to consolidate
It when determining mobile bar position, contacts two group of first locking nut with mobile bar, before adjusting mobile bar position again, need to make first
Two group of first locking nut is detached from mobile bar.
One kind of the utility model escalator handrail drive shaft convenient for assembly, firm plate 22, afterwards firm plate, two before further including
Group bolt 23 and two group of second locking nut 24, preceding firm plate 22 and rear firm plate connect with front support rod 7 and back support rod respectively
It connects, locking hole before preceding firm 22 left area of plate and right half area are respectively arranged with two groups, afterwards firm plate left area and right half
Locking hole after region is respectively arranged with two groups, one group of bolt 23 locking hole after locking hole before one group and one group, two group second
Spiral shell is filled on two groups of bolts 23 locking nut 24 respectively；Preceding firm plate and rear firm plate connect with front support rod and back support rod respectively
It connects, firm plate and rear firm plate before both passing through two groups of bolts, and spiral shell is filled to two groups of bolts to two group of second locking nut respectively
On, it is in close contact first half circular journal bearing and later half circular journal bearing with drive shaft, when dismantling drive shaft, need to make two groups of bolts equal first
Firm plate and rear firm plate before being detached from.
One kind escalator handrail drive shaft convenient for assembly of the utility model, further includes front limit ring 25 and rear stop collar,
Front limit ring 25 and rear stop collar inner sidewall are connect with preceding 6 lateral wall rear end of transiting rod and rear transiting rod lateral wall front end respectively；
One kind of the utility model escalator handrail drive shaft convenient for assembly, preceding ball bearing 17 and the punishment of rear ball bearing
It is not provided with four groups of protective cover plates 26；Four groups of protective cover plates hinder introduced contaminants to enter in preceding ball bearing and rear ball bearing
Stability in use is improved in portion.
One kind of the utility model escalator handrail drive shaft convenient for assembly, 12 front side wall of gag lever post are oblique；Limit
Bar front side wall is oblique, the stability that gag lever post slides back and forth when improving ratchet wheel.
One kind escalator handrail drive shaft convenient for assembly of the utility model is provided with Anti-slip cover 27 on 9 lateral wall of handwheel；
Anti-slip cover increases the frictional force between user and handwheel, convenient for users to operation.
One kind of the utility model escalator handrail drive shaft convenient for assembly, drive shaft pass through chain wheel set and and chain wheel set
Key connection, front shoe and rear fixed plate bottom end are connect with ground, catch Anti-slip cover rotation hand wheel, and four groups of protective cover plates hinder
Introduced contaminants enter inside preceding ball bearing and rear ball bearing, under the action of preceding ball bearing and rear ball bearing, screw thread
Bar, preceding transiting rod and rear transiting rod can rotation, under the action of left sliding bar and right sliding bar, and threaded rod spiral shell dress across
Mobile bar, so that mobile bar be driven to be moved forward and backward, front support rod and back support rod are respectively by preceding fixed block and mobile bar and solid afterwards
To determine block to connect with rear fixed plate, rotation hand wheel contacts first half circular journal bearing and later half circular journal bearing with drive shaft lateral wall,
First half circular journal bearing and later half circular journal bearing support drive shaft, when need to fix mobile bar position, make two group of first locking nut
It is contacted with mobile bar, before adjusting mobile bar position again, two group of first locking nut need to be made to be detached from mobile bar first, dismantled
When drive shaft, rotation hand wheel makes first half circular journal bearing be detached from drive shaft, is then being dismantled, and stabiliser bar bottom end and ground connect
It connects, ratchet is in compressive state with drive shaft turns, spring, and ratchet is forward in rotation process, and under the action of the baffle, gag lever post is worn
The distance for crossing stabiliser bar changes, and gag lever post front side wall is oblique, and gag lever post is alternately contacted with the dentalation of ratchet, when
When drive shaft and ratchet have the tendency that rotating backward, under spring force effect, gag lever post blocks ratchet, when need to reverse, mistake
It crosses ring and pulls on ring and connected with pull plate, pull ring to move pull plate by catching on, move backward pull plate, limiting
So that gag lever post is detached from ratchet under the action of bar can reverse, and after loosing one's grip under spring force effect, gag lever post restores to initial bit
It sets, in operation process, it is more difficult to reverse, preceding firm plate and rear firm plate are connect with front support rod and back support rod respectively, are made
Two groups of bolts firm plate and rear firm plate before both passing through, and spiral shell is filled on two groups of bolts two group of second locking nut respectively, is made
First half circular journal bearing and later half circular journal bearing are in close contact with drive shaft, when dismantling drive shaft, two groups of bolts need to be made to be detached from first
Preceding firm plate and afterwards firm plate.
Term as used herein "vertical", "horizontal", "left" and "right" and similar statement simply to illustrate that
Purpose." first " described in the utility model, " second ", " third " and similar statement do not represent specific quantity and suitable
Sequence is only used for the differentiation of title.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into modification.
Claims (8)
1. a kind of escalator handrail drive shaft convenient for assembly, including chain wheel set (1) and drive shaft (2), drive shaft (2) pass through sprocket wheel
Group (1), and chain wheel set (1) and drive shaft (2) are keyed；It is characterized in that, further including front shoe (3), rear fixed plate, spiral shell
Rasp bar (4), left sliding bar (5), right sliding bar, preceding transiting rod (6), rear transiting rod, front support rod (7), back support rod, mobile bar
(8), handwheel (9), preceding fixed block (10) and rear fixed block, the front shoe (3) and rear fixed plate middle section are respectively set
There are preceding putting hole and rear putting hole, preceding ball bearing (17) and rear ball axis are respectively arranged at preceding putting hole and rear putting hole
Hold, the preceding transiting rod (6) and rear transiting rod be each passed through preceding ball bearing (17) and rear ball bearing and respectively with preceding rolling
Pearl bearing (17) and rear ball bearing key connection, mobile bar (8) left area, middle section and right half area are respectively set
Have left sliding eye, threaded hole and a right sliding eye, the left sliding bar (5) pass through left sliding eye and left sliding bar (5) front end and
Rear end is connect with front shoe (3) rear wall and rear fixed plate front side wall left area respectively, and the right sliding bar passes through right cunning
It moves hole and right sliding bar front-end and back-end connects with front shoe (3) rear wall and rear fixed plate front side wall right half area respectively
Connect, threaded rod (4) spiral shell dress across threaded hole and threaded rod (4) front-end and back-end respectively with preceding transiting rod (6) and rear transiting rod
Connection, preceding transiting rod (6) front end are connect with handwheel (9) rear wall middle section, the front support rod (7) and back support rod bottom end
Connect respectively with mobile bar (8) side wall middle section and rear fixed plate side wall middle section, the preceding fixed block (10) and
Fixed block one end is connect with front support rod (7) and back support rod respectively afterwards, preceding fixed block (10) and rear fixed block other end difference
It is provided with preceding fixing groove and rear fixing groove, and preceding fixing groove is connected to preceding fixed block (10) left side wall and right side wall, it is rear fixed
Slot is connected to rear fixed block left side wall and right side wall, be respectively arranged at preceding fixing groove and rear fixing groove first half circular journal bearing (18) and
Later half circular journal bearing, drive shaft (2) lateral wall and first half circular journal bearing (18) and rear semicircle bearing touch；It further include ratchet
(11), gag lever post (12), spring (13), baffle (14), pull plate (15) and stabiliser bar (16), ratchet (11) middle section
It is provided with fixation hole, the drive shaft (2) passes through fixation hole and is keyed with ratchet (11), stabiliser bar (16) upper half
Domain is provided with moving hole, and baffle (14) middle section is provided with transitional pore, gag lever post (12) front end pass through moving hole,
Then spring (13) and transitional pore are contacted with ratchet (11), and gag lever post (12) is fixedly connected with baffle (14), and spring
(13) front-end and back-end are connect with baffle (14) rear wall stabiliser bar (16) front side wall respectively, gag lever post (12) rear end and the drawing
The connection of movable plate (15) front side wall middle section.
2. a kind of escalator handrail drive shaft convenient for assembly as described in claim 1, which is characterized in that further include transition rings
(19) and ring (20) are pulled, the transition rings (19) connect with pull plate (15), and ring (20) is pulled to pass through transition rings (19).
3. a kind of escalator handrail drive shaft convenient for assembly as claimed in claim 2, which is characterized in that further include two group first
Locking nut (21), two group of first locking nut (21) spiral shell is filled on threaded rod (4), and two group of first locking nut
(21) it is contacted with mobile bar (8).
4. a kind of escalator handrail drive shaft convenient for assembly as claimed in claim 3, which is characterized in that firm plate before further including
(22), plate, two groups of bolts (23) and two group of second locking nut (24) are consolidated afterwards, firm plate (22) and rear firm plate point before described
It is not connect with front support rod (7) and back support rod, before preceding firm plate (22) left area and right half area are respectively arranged with two groups
Locking hole, locking hole after firm plate left area and right half area are respectively arranged with two groups afterwards, bolt described in one group (23) pass through
Locking hole after described in preceding locking hole described in one group and one group, spiral shell is filled to two groups of bolts to two group of second locking nut (24) respectively
(23) on.
5. a kind of escalator handrail drive shaft convenient for assembly as claimed in claim 4, which is characterized in that further include front limit ring
(25) and rear stop collar, the front limit ring (25) and rear stop collar inner sidewall respectively with preceding transiting rod (6) lateral wall rear end and
Transiting rod lateral wall front end connects afterwards.
6. a kind of escalator handrail drive shaft convenient for assembly as claimed in claim 5, which is characterized in that the preceding ball bearing
(17) and at rear ball bearing four groups of protective cover plates (26) are respectively arranged with.
7. a kind of escalator handrail drive shaft convenient for assembly as claimed in claim 6, which is characterized in that the gag lever post (12)
Front side wall is oblique.
8. a kind of escalator handrail drive shaft convenient for assembly as claimed in claim 7, which is characterized in that the handwheel (9) is outside
Anti-slip cover (27) are provided on side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197016.2U CN209337936U (en) | 2018-12-25 | 2018-12-25 | A kind of escalator handrail drive shaft convenient for assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197016.2U CN209337936U (en) | 2018-12-25 | 2018-12-25 | A kind of escalator handrail drive shaft convenient for assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209337936U true CN209337936U (en) | 2019-09-03 |
Family
ID=67759156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822197016.2U Expired - Fee Related CN209337936U (en) | 2018-12-25 | 2018-12-25 | A kind of escalator handrail drive shaft convenient for assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209337936U (en) |
-
2018
- 2018-12-25 CN CN201822197016.2U patent/CN209337936U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190903 Termination date: 20191225 |