CN206654641U - A kind of stainless steel step chains - Google Patents
A kind of stainless steel step chains Download PDFInfo
- Publication number
- CN206654641U CN206654641U CN201720215552.3U CN201720215552U CN206654641U CN 206654641 U CN206654641 U CN 206654641U CN 201720215552 U CN201720215552 U CN 201720215552U CN 206654641 U CN206654641 U CN 206654641U
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- China
- Prior art keywords
- stainless steel
- inner plate
- sleeve
- chain
- chain link
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Abstract
The utility model discloses a kind of stainless steel step chains, including parallel interval to be arranged on the chain and jackshaft of both sides;The jackshaft is arranged between the chain of both sides；The chain is sequentially connected by multiple chain links and formed, and each chain link includes sleeve, the first inner plate, the second inner plate and pin sleeve；First inner plate and the second inner plate are parallel and are arranged at intervals；First inner plate and the second inner plate both ends are respectively arranged with pin sleeve；The first outer plate, the second outer plate are respectively equipped with the outside of the abutting end of adjacent chain link；The both ends of the connection of the adjacent chain link pass through corresponding pin sleeve and corresponding first inner plate, the second inner plate, the first outer plate and the second outer plate by stainless steel D types bearing pin and back-up ring bearing pin respectively, realize the connection of adjacent chain link；Two back-up ring bearing pins are provided between the adjacent stainless steel D type bearing pins；The utility model can guarantee that two adjacent stainless steel D types bearing pins are rectangle setting with corresponding chain link.
Description
Technical field
A kind of improvement of step chains is the utility model is related to, one kind is specifically refered in particular to and is not easy to get rusty, anti abrasive stainless steel ladder
Level chain.
Background technology
The stainless steel step chains guide ring bearing pin of escalator and D type bearing pins are mostly that carbon steel makes in the market.It is and raw
Escalator in work is placed on located underground at subway gateway, humid environment more.Therefore back-up ring bearing pin and D types bearing pin long-time
After use, easily get rusty, rust staining occurs for surface, increases the friction between part, so that the stainless steel step chains of escalator are difficult
With the requirement of keeping parallelism degree, liquidate and collide, cause the stainless steel step chains of escalator to damage, it is difficult to work.Therefore,
We have developed one kind and are not easy to get rusty, anti abrasive stainless steel step chains.
Utility model content
The purpose of the utility model is to provide one kind for overcome the deficiencies in the prior art and be not easy to get rusty, anti abrasive stainless
Steel step chains.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of stainless steel step chains, including parallel
Every the chain and jackshaft for being arranged on both sides;The jackshaft is arranged between the chain of both sides；The chain is by multiple
Chain link is sequentially connected composition, and each chain link includes sleeve, the first inner plate, the second inner plate and pin sleeve；In described first
Carrier bar is arranged on the outside of chain link, and the second inner plate is arranged on the inside of chain link, and the first inner plate and the second inner plate are parallel and be spaced
Set；First inner plate and the second inner plate both ends are respectively arranged with pin sleeve；It is arranged with respectively on the pin sleeve
Cylinder；The first outer plate, the second outer plate are respectively equipped with the outside of the abutting end of adjacent chain link；The connection of the adjacent chain link
One end corresponding pin sleeve and corresponding first inner plate, the second inner plate, the first outer plate are passed through by stainless steel D types bearing pin
With the second outer plate, the other end passes through corresponding pin sleeve and corresponding first inner plate, the second inner plate, the by back-up ring bearing pin
One outer plate and the second outer plate, realize the connection of adjacent chain link；Two are provided between the adjacent stainless steel D type bearing pins
Back-up ring bearing pin.
Preferably, the jackshaft includes middle step axle；The middle step axle both ends are connected by bolt assembly respectively
It is connected to middle transition axle；The middle transition axle other end is provided with counterbore；The stainless steel D type bearing pins head is in big cone angle, and
It is inserted in counterbore；Middle transition axle gland is provided between the inwall and stainless steel D type bearing pins of the counterbore, and it is real by resilient key
The connection of existing middle transition axle, middle transition axle gland and stainless steel D type bearing pins.
Preferably, it is provided with through hole on the periphery of the pin sleeve.
Described, the middle transition axle gland is made up of nylon, and into cone angle on the outside of head.
Preferably, filling chain drain oil fat on the inside of the middle transition axle gland.
Preferably, the stainless steel D types bearing pin is made up of 9Cr18MoV materials, and conditioned processing causes HRC to reach 38-
43；The contact surface contacted on the stainless steel D type bearing pins with pin sleeve is handled using high-frequency quenching causes HRC to reach 56-60.
Preferably, the back-up ring bearing pin is made up of 9Cr18MoV materials, and quenched tempering heat treatment causes HRC to reach 56-
60。
Preferably, it is arranged with axle sleeve on the middle transition axle；The axle sleeve is clamped solid by clamping ring by screw assembly
It is fixed.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：
The stainless steel D types bearing pin and back-up ring bearing pin of stainless steel step chains described in the utility model use 9Cr18MoV materials
Matter is made and is accordingly heat-treated and is surface-treated, and is not easy to get rusty, wear-resistant；Stainless steel D type bearing pins head is set to big cone angle, to even
The place's of connecing deformation has a leeway of buffering, prevents middle transition axle from producing the influence of bending moment force to resilient key, ensures adjacent two
Stainless steel D types bearing pin is rectangle setting with corresponding chain link.
Brief description of the drawings
Technical solutions of the utility model are described further below in conjunction with the accompanying drawings：
Accompanying drawing 1 is the first angle view of stainless steel step chains described in the utility model；
Accompanying drawing 2 is the second angle view of stainless steel step chains described in the utility model；
Accompanying drawing 3 is the enlarged drawing of the part jackshaft of stainless steel step chains described in the utility model；
Accompanying drawing 4 is the B-B of accompanying drawing 1 section zoomed-in view；
Accompanying drawing 5 is the C-C of accompanying drawing 1 section zoomed-in view；
Accompanying drawing 6 is the D-D of accompanying drawing 1 section zoomed-in view；
Accompanying drawing 7 is the zoomed-in view in I portions in accompanying drawing 3；
Wherein：1st, stainless steel D types bearing pin；2nd, middle step axle；3rd, middle transition axle；4th, axle sleeve；5th, clamping ring;6th, spiral shell
Screw assembly；7th, through hole；8th, counterbore；10th, resilient key；11st, bolt assembly；13rd, middle transition axle gland；14th, sleeve；15th, first
Outer plate；16th, the first inner plate；17th, the second outer plate；18th, pin sleeve；19th, back-up ring bearing pin；20th, the second inner plate.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
Accompanying drawing 1-7 is stainless steel step chains described in the utility model, including parallel interval be arranged on both sides chain and
Jackshaft;The jackshaft is arranged between the chain of both sides；The chain is sequentially connected by multiple chain links and formed, each
Chain link includes sleeve 14, the first inner plate 16, the second inner plate 20 and pin sleeve 18；First inner plate 16 is outside chain link
Side, the second inner plate 20 is on the inside of chain link, the first inner plate 16 and 20 parallel and interval setting of the second inner plate；In described first
The both ends of 16 and second inner plate of carrier bar 20 are respectively arranged with pin sleeve 18；Sleeve 14 is arranged with respectively on the pin sleeve 18；Institute
State and through hole 7 is provided with the periphery of pin sleeve 18；The outside of the abutting end of adjacent chain link is provided with the first outer plate 15, inner side
Provided with the second outer plate 17；One end of the connection of the adjacent chain link passes through corresponding pin sleeve 18 by stainless steel D types bearing pin 1
With corresponding first inner plate 16, the second inner plate 20, the first outer plate 15 and the second outer plate 17, the other end is by back-up ring bearing pin
19 pass through corresponding pin sleeve 18 and corresponding first inner plate 16, the second inner plate 20, the first outer plate 15 and the second exterior chain
Plate 17, realize the connection of adjacent chain link；Two back-up ring bearing pins 19 are spaced between the adjacent stainless steel D types bearing pin 1；In described
Countershaft includes middle step axle 2；The both ends of middle step axle 2 are connected with middle transition axle 3 by bolt assembly 11 respectively；Institute
State the other end of middle transition axle 3 and be provided with counterbore 8；The head of stainless steel D types bearing pin 1 is in big cone angle, and is inserted in counterbore 8；Institute
State and middle transition axle gland 13 is provided between the inwall of counterbore 8 and stainless steel D types bearing pin 1, and centre is realized by resilient key 10
The connection of transition axis 3, middle transition axle gland 13 and stainless steel D types bearing pin 1；The middle transition axle gland 13 is by nylon system
Into, and into cone angle on the outside of head；The inner side of the middle transition axle gland 13 filling chain drain oil fat；The middle transition axle 3
On be arranged with axle sleeve 4；The axle sleeve 4 is fixedly clamped by clamping ring 5 by screw assembly 6；The stainless steel D types bearing pin 1 by
9Cr18MoV materials are made, and conditioned processing causes HRC to reach 38-43；Connect on the stainless steel D types bearing pin 1 with pin sleeve 18
Tactile contact surface is handled using high-frequency quenching causes HRC to reach 56-60；The back-up ring bearing pin 19 is made up of 9Cr18MoV materials,
Quenched tempering heat treatment causes HRC to reach 56-60.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：
The stainless steel D types bearing pin 1 and back-up ring bearing pin 19 of stainless steel step chains described in the utility model use
9Cr18MoV materials are made and are accordingly heat-treated and are surface-treated, and are not easy to get rusty, wear-resistant；The head of stainless steel D types bearing pin 1 is set to
Big cone angle, there is a leeway of buffering to junction deformation, prevent middle transition axle 3 from producing the influence of bending moment force to resilient key, protect
Demonstrate,prove two adjacent stainless steel D types bearing pins and be rectangle setting with corresponding chain link.
It the above is only concrete application example of the present utility model, do not form any limit to the scope of protection of the utility model
System.All technical schemes formed using equivalent transformation or equivalent replacement, all fall within the utility model rights protection scope it
It is interior.
Claims (8)
1. a kind of stainless steel step chains, including parallel interval are arranged on the chain and jackshaft of both sides;The jackshaft is arranged on
Between the chain of both sides；The chain is sequentially connected by multiple chain links and formed, and each chain link is including chain in sleeve, first
Plate, the second inner plate and pin sleeve；First inner plate is arranged on the outside of chain link, and the second inner plate is arranged on the inside of chain link,
First inner plate and the second inner plate it is parallel and be arranged at intervals；First inner plate and the second inner plate both ends are respectively arranged with
Pin sleeve；Sleeve is arranged with respectively on the pin sleeve；Be respectively equipped with the outside of the abutting end of adjacent chain link the first outer plate,
Second outer plate；One end of the connection of the adjacent chain link passes through corresponding pin sleeve and corresponding by stainless steel D types bearing pin
First inner plate, the second inner plate, the first outer plate and the second outer plate, the other end pass through corresponding pin sleeve by back-up ring bearing pin
With corresponding first inner plate, the second inner plate, the first outer plate and the second outer plate, the connection of adjacent chain link is realized；Institute
State and be provided with two back-up ring bearing pins between adjacent stainless steel D type bearing pins.
2. stainless steel step chains according to claim 1, it is characterised in that：The jackshaft includes middle step axle；Institute
State middle step axle both ends and middle transition axle is connected with by bolt assembly respectively；The middle transition axle other end is provided with heavy
Hole；The stainless steel D type bearing pins head is in big cone angle, and is inserted in counterbore；The inwall and stainless steel D types bearing pin of the counterbore it
Between be provided with middle transition axle gland, and middle transition axle, middle transition axle gland and stainless steel D type bearing pins are realized by resilient key
Connection.
3. stainless steel step chains according to claim 1, it is characterised in that：It is provided with the periphery of the pin sleeve logical
Hole.
4. stainless steel step chains according to claim 2, it is characterised in that：The middle transition axle gland is by nylon system
Into, and into cone angle on the outside of head.
5. stainless steel step chains according to claim 1, it is characterised in that：Filling length on the inside of the middle transition axle gland
Imitate lubricant grease.
6. stainless steel step chains according to claim 1, it is characterised in that：The stainless steel D type bearing pins are by 9Cr18MoV
Material is made, and conditioned processing causes HRC to reach 38-43；The contact surface contacted on the stainless steel D type bearing pins with pin sleeve is adopted
Being handled with high-frequency quenching causes HRC to reach 56-60.
7. stainless steel step chains according to claim 1, it is characterised in that：The back-up ring bearing pin is by 9Cr18MoV material systems
Into quenched tempering heat treatment causes HRC to reach 56-60.
8. stainless steel step chains according to claim 2, it is characterised in that：Axle sleeve is arranged with the middle transition axle；
The axle sleeve is fixedly clamped by clamping ring by screw assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720215552.3U CN206654641U (en) | 2017-03-07 | 2017-03-07 | A kind of stainless steel step chains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720215552.3U CN206654641U (en) | 2017-03-07 | 2017-03-07 | A kind of stainless steel step chains |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206654641U true CN206654641U (en) | 2017-11-21 |
Family
ID=60314990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720215552.3U Expired - Fee Related CN206654641U (en) | 2017-03-07 | 2017-03-07 | A kind of stainless steel step chains |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206654641U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601247A (en) * | 2017-10-20 | 2018-01-19 | 苏州环球科技股份有限公司 | A kind of internal trolley formula step chains |
| CN107618967A (en) * | 2017-10-20 | 2018-01-23 | 苏州环球科技股份有限公司 | A kind of hollow step axle |
| CN112173935A (en) * | 2020-08-20 | 2021-01-05 | 环球传动泰州有限公司 | Waterproof step chain with special structure |
-
2017
- 2017-03-07 CN CN201720215552.3U patent/CN206654641U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601247A (en) * | 2017-10-20 | 2018-01-19 | 苏州环球科技股份有限公司 | A kind of internal trolley formula step chains |
| CN107618967A (en) * | 2017-10-20 | 2018-01-23 | 苏州环球科技股份有限公司 | A kind of hollow step axle |
| CN112173935A (en) * | 2020-08-20 | 2021-01-05 | 环球传动泰州有限公司 | Waterproof step chain with special structure |
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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: 20171121 Termination date: 20190307 |