CN110395650A - Staircase driving chain elongation monitoring device - Google Patents
Staircase driving chain elongation monitoring device Download PDFInfo
- Publication number
- CN110395650A CN110395650A CN201910745374.9A CN201910745374A CN110395650A CN 110395650 A CN110395650 A CN 110395650A CN 201910745374 A CN201910745374 A CN 201910745374A CN 110395650 A CN110395650 A CN 110395650A
- Authority
- CN
- China
- Prior art keywords
- elongation
- staircase
- drive chain
- box
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012806 monitoring device Methods 0.000 title claims abstract description 26
- 239000000758 substrate Substances 0.000 claims abstract description 34
- 238000012423 maintenance Methods 0.000 claims abstract description 9
- 230000004888 barrier function Effects 0.000 claims description 5
- 230000001960 triggered effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B23/00—Component parts of escalators or moving walkways
- B66B23/02—Driving gear
- B66B23/024—Chains therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B29/00—Safety devices of escalators or moving walkways
- B66B29/005—Applications of security monitors
Abstract
The present invention discloses a kind of staircase driving chain elongation monitoring device.The staircase driving chain elongation monitoring device includes limit plate, which is fixedly mounted in the substrate for being used to install gear-box of staircase.The gear-box of staircase is movably mounted on the substrate, and the drive chain of staircase is connected on the sprocket wheel in the gear-box.When the elongation of the drive chain not up to default elongation, the gear-box is not contacted with the limit plate.When the elongation of the drive chain of staircase reaches the default elongation, the gear box movement to the contact position contacted with the limit plate.In the present invention, staircase maintenance staff can easily and quickly learn whether the elongation of drive chain has reached its permitted maximal tensility by the way that whether observation gear-box contacts with limit plate, so as to replace the drive chain needed replacing in time, the safety of staircase is improved.
Description
Technical field
The present invention relates to a kind of staircase driving chain elongation monitoring devices.
Background technique
The drive chain of staircase is connected on the sprocket wheel in gear-box (or being pinion gear), and gear-box is in a movable manner
Installation is on one substrate.In actual use, due to wearing, the gap between the chain link of drive chain can be gradually increased,
This causes drive chain progressively longer.When driving chain lengthening, gear-box can be horizontal towards the direction of tensioning drive chain on substrate
Ground is mobile, with re-tensioning drive chain.
In the prior art, when the elongation of drive chain reaches permitted maximal tensility, it is necessary to replacement in time
Drive chain.Therefore, staircase maintenance staff need the elongation of periodic measurement drive chain.In the prior art, usually on substrate
It is formed with surveyors' staff, for measuring the amount of movement of gear-box.Since the amount of movement of gear-box is equal to the elongation of drive chain, because
This, can measure the elongation of drive chain.But being formed in the surveyors' staff on substrate can be covered by dust and greasy dirt, when
It is long between as soon as, it is difficult to see, this will lead to staircase maintenance staff cannot find that the elongation of drive chain has reached its institute in time
The maximal tensility of permission brings hidden danger to the safe operation of staircase.
Summary of the invention
The purpose of the present invention aims to solve the problem that at least one aspect of the above-mentioned problems in the prior art and defect.
According to an aspect of the present invention, a kind of staircase driving chain elongation monitoring device is provided.The staircase driving chain is stretched
Long amount monitoring device includes limit plate, which is fixedly mounted in the substrate for being used to install gear-box of staircase.Staircase
Gear-box be movably mounted on the substrate, the drive chain of staircase is connected on the sprocket wheel in the gear-box.Work as institute
State the elongation of drive chain not up to default elongation when, the gear-box is not contacted with the limit plate.When the driving of staircase
When the elongation of chain reaches the default elongation, the gear box movement to the contact position contacted with the limit plate.
The embodiment of an exemplary according to the present invention, the gear-box is in the driving chain lengthening in the substrate
It is upper to move horizontally along the direction for being tensioned the drive chain；When the elongation of the drive chain of the staircase is equal to zero, the limit
Position plate between the gear-box in the horizontal direction at a distance from be set equal to the default elongation.
The embodiment of another exemplary according to the present invention, the distance are configured to first not less than the drive chain
The 3% of 1% and the initial length not less than the drive chain of beginning length；The initial length of the drive chain is when the driving
The elongation of chain is equal to length when zero.
The embodiment of another exemplary according to the present invention, the distance are set equal to the initial of the drive chain
1.5%, 2.0% or the 2.5% of length.
The embodiment of another exemplary according to the present invention, the default elongation refer to that the drive chain actually makes
The permitted maximal tensility in；When the elongation of the drive chain reaches its maximum elongation permitted in actual use
When amount, the drive chain needs are replaced.
The embodiment of another exemplary according to the present invention, the limit plate include horizontal connecting plate and be located at the water
The vertical barrier plate of the end of flushconnection plate；The horizontal connecting plate is placed on the substrate and is fixedly joined to described
On substrate, the vertical barrier plate is suitably against on the outer wall of the gear-box.
The embodiment of another exemplary according to the present invention, is formed with threaded hole on the substrate, in the level
Connecting hole corresponding to the threaded hole is formed on connecting plate；The horizontal connecting plate is by passing through the connecting hole and screw thread company
The screw being connected in the threaded hole is fixed on the substrate.
The embodiment of another exemplary according to the present invention, between the screw head and the horizontal connecting plate of the screw
Be provided with elastic locking washer, the elastic locking washer be compressed in the screw screw head and the horizontal connecting plate it
Between, to prevent the screw loosening.
The embodiment of another exemplary according to the present invention is formed with the first pin hole, described on the substrate
The second pin hole corresponding with first pin hole is formed on horizontal connecting plate；The horizontal connecting plate is by being inserted into described the
The pin of one pin hole and second pin hole is fixed on the substrate.
The embodiment of another exemplary according to the present invention, the staircase driving chain elongation monitoring device further include touching
Hair switch and warning device, the trigger switch are mounted on the limit plate, and are communicated with the warning device；When the tooth
When roller box is moved to the contact position contacted with the limit plate, the trigger switch is triggered by the gear-box；When the touching
When hair switch is triggered, the warning device is sounded an alarm, to inform that staircase maintenance staff's drive chain elongation has reached in time
Default elongation.
In the embodiment of aforementioned each exemplary according to the present invention, staircase maintenance staff pass through observation gear-box and limit
Whether position plate, which contacts, can easily and quickly learn whether the elongation of drive chain has reached its permitted maximal tensility,
So as to replace the drive chain needed replacing in time, the safety of staircase is improved.
By the description made for the present invention of below with reference to attached drawing, other objects and advantages of the present invention will be aobvious and easy
See, and can help that complete understanding of the invention will be obtained.
Detailed description of the invention
Fig. 1 shows the signal of the staircase driving chain elongation monitoring device of the embodiment of an exemplary according to the present invention
Figure；
Fig. 2 shows the partial enlargement diagram of the staircase driving chain elongation monitoring device in Fig. 1；
Fig. 3 shows the stereoscopic schematic diagram of the limit plate in Fig. 1.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.Illustrating
In book, the same or similar drawing reference numeral indicates the same or similar component.Following reference attached drawings are to embodiment of the present invention
Illustrate to be intended to explain present general inventive concept of the invention, and is not construed as to a kind of limitation of the invention.
In addition, in the following detailed description, to elaborate many concrete details to provide to present disclosure convenient for explaining
The comprehensive understanding of embodiment.It should be apparent, however, that one or more embodiments without these specific details can also be with
It is carried out.In other cases, well known construction and device is diagrammatically embodied to simplify attached drawing.
General technical design according to the present invention, provides a kind of staircase driving chain elongation monitoring device.The staircase
Drive chain elongation monitoring device includes limit plate, which is fixedly mounted in the substrate for being used to install gear-box of staircase
On.The gear-box of staircase is movably mounted on the substrate, and the drive chain of staircase is connected to the sprocket wheel in the gear-box
On.When the elongation of the drive chain not up to default elongation, the gear-box is not contacted with the limit plate.Work as staircase
The elongation of drive chain when reaching the default elongation, the gear box movement to the contact position contacted with the limit plate
It sets.
Fig. 1 shows the signal of the staircase driving chain elongation monitoring device of the embodiment of an exemplary according to the present invention
Figure；Fig. 2 shows the partial enlargement diagram of the staircase driving chain elongation monitoring device in Fig. 1；Fig. 3 shows the limit in Fig. 1
The stereoscopic schematic diagram of plate 100.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, which mainly includes one
A limit plate 100.Limit plate 100 is fixedly mounted in the substrate 10 for being used to install gear-box 20 of staircase.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, the gear-box 20 of staircase is movably mounted on substrate 10,
The drive chain 40 of staircase is connected on the sprocket wheel 30 in gear-box 20.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, when the elongation of drive chain 40 not up to default elongation,
Gear-box 20 is not contacted with limit plate 100.When the elongation of the drive chain 40 of staircase reaches default elongation, gear-box 20 is moved
Move the contact position contacted with limit plate 100.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, the edge on the substrate 10 when drive chain 40 extends of gear-box 20
The direction of tensioning drive chain 40 moves horizontally.When the elongation of the drive chain 40 of staircase is equal to zero, limit plate 100 and gear
Distance d between case 20 in the horizontal direction is set equal to default elongation.In this way, staircase maintenance staff pass through observation tooth
Whether roller box 20 contacts with limit plate 100 can easily and quickly learn whether the elongation of drive chain 40 has reached default stretch
Long amount.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, default elongation refers to the institute in actual use of drive chain 40
The maximal tensility of permission.When the elongation of drive chain 40 reaches its permitted maximal tensility in actual use, drive
The dynamic needs of chain 40 are replaced.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, distance d is configured to the initial length not less than drive chain 40
1% and not less than drive chain 40 initial length 3%.The initial length of drive chain 40 is the elongation etc. when drive chain 40
Length when zero.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, according to the difference of security level, afore-mentioned distance d (can be driven
The dynamic permitted maximal tensility of chain) be set equal to drive chain 40 initial length 1.5%, 2.0% or 2.5%.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, limit plate 100 includes horizontal connecting plate 110 and is located at horizontal
The vertical barrier plate 120 of the end of connecting plate 110.Horizontal connecting plate 110 is placed on the substrate 10 and is fixedly joined to base
On plate 10, vertical barrier plate 120 is suitably against on the outer wall of gear-box 20.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, it is formed with threaded hole on the substrate 10, in horizontal connecting plate
Connecting hole 111 corresponding with threaded hole is formed on 110.Horizontal connecting plate 110 is by passing through connecting hole 111 and being threadedly coupled to spiral shell
Screw 101 in pit is fixed on substrate 10.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, it is set between the screw head of screw 101 and horizontal connecting plate 110
It is equipped with elastic locking washer 102.Elastic locking washer 102 is compressed between the screw head of screw 101 and horizontal connecting plate 110,
To prevent screw 101 from loosening.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, it is formed with the first pin hole on the substrate 10, in horizontal connection
The second pin hole 113 corresponding with the first pin hole is formed on plate 110.Horizontal connecting plate 110 by insertion the first pin hole and
The pin 103 of second pin hole 113 is fixed on substrate 10.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, staircase driving chain elongation monitoring device further includes that triggering is opened
Close (not shown) and warning device (not shown).Trigger switch may be mounted on limit plate 100, and communicate with warning device.
When gear-box 20 is moved to the contact position contacted with limit plate 100, trigger switch is triggered by gear-box 20.Work as trigger switch
When being triggered, warning device is sounded an alarm, to inform that staircase maintenance staff's drive chain elongation has reached default elongation in time.
In this way, staircase maintenance staff can have found and replace in time the drive chain that elongation has reached default elongation.
It will be understood to those skilled in the art that embodiment described above is all exemplary, and this field
Technical staff can make improvements, the rushing in terms of not recurring structure or principle of structure described in various embodiments
It can be freely combined in the case where prominent.
Although in conjunction with attached drawing, the present invention is described, and embodiment disclosed in attached drawing is intended to preferred to the present invention
Embodiment illustrates, and should not be understood as to a kind of limitation of the invention.
Although some embodiments of this present general inventive concept have been shown and have illustrated, those of ordinary skill in the art will be managed
Solution can make a change these embodiments in the case where the principle and spirit without departing substantially from this present general inventive concept, of the invention
Range is limited with claim and their equivalent.
It should be noted that word " comprising " is not excluded for other element or steps, word "a" or "an" is not excluded for multiple.Separately
Outside, the range that any element label of claim should not be construed as limiting the invention.
Claims (10)
1. a kind of staircase driving chain elongation monitoring device characterized by comprising
Limit plate (100) is fixedly mounted in the substrate (10) for being used to install gear-box (20) of staircase,
Wherein,
The gear-box (20) of staircase is movably mounted on the substrate (10), and the drive chain (40) of staircase is connected to the tooth
On sprocket wheel (30) in roller box (20),
When the elongation of the drive chain (40) not up to default elongation, the gear-box (20) and the limit plate
(100) it does not contact；
When the elongation of the drive chain (40) of staircase reaches the default elongation, the gear-box (20) be moved to it is described
The contact position of limit plate (100) contact.
2. staircase driving chain elongation monitoring device according to claim 1, it is characterised in that:
The gear-box (20) is when the drive chain (40) are extended along the tensioning drive chain (40) on the substrate (10)
Direction move horizontally；
When the elongation of the drive chain (40) of the staircase is equal to zero, the limit plate (100) and the gear-box (20) it
Between distance (d) in the horizontal direction be set equal to the default elongation.
3. staircase driving chain elongation monitoring device according to claim 2, it is characterised in that:
The distance (d) is configured to 1% of the initial length not less than the drive chain (40) and not less than the drive chain
(40) the 3% of initial length；
The initial length of the drive chain (40) is the length when the elongation of the drive chain (40) is equal to zero.
4. staircase driving chain elongation monitoring device according to claim 3, it is characterised in that:
The distance (d) is set equal to 1.5%, 2.0% or the 2.5% of the initial length of the drive chain (40).
5. staircase driving chain elongation monitoring device according to claim 1, it is characterised in that:
The default elongation refers to the drive chain (40) maximal tensility permitted in actual use,
When the elongation of the drive chain (40) reaches its permitted maximal tensility in actual use, the drive chain
(40) it needs to be replaced.
6. staircase driving chain elongation monitoring device according to claim 1 or 2, it is characterised in that:
The limit plate (100) includes the vertical resistance of horizontal connecting plate (110) and the end positioned at the horizontal connecting plate (110)
Baffle (120)；
The horizontal connecting plate (110) is placed on the substrate (10) and is fixedly joined on the substrate (10), institute
Vertical barrier plate (120) is stated to be suitably against on the outer wall of the gear-box (20).
7. staircase driving chain elongation monitoring device according to claim 6, it is characterised in that:
It is formed with threaded hole on the substrate (10), is formed on the horizontal connecting plate (110) corresponding with the threaded hole
Connecting hole；
The horizontal connecting plate (110) is by passing through the connecting hole and the screw (101) that is threadedly coupled in the threaded hole
It is fixed on the substrate (10).
8. staircase driving chain elongation monitoring device according to claim 7, it is characterised in that:
Elastic locking washer (102), institute are provided between the screw head and the horizontal connecting plate (110) of the screw (101)
Elastic locking washer (102) is stated to be compressed between the screw head of the screw (101) and the horizontal connecting plate (110), to prevent
Only the screw (101) loosens.
9. staircase driving chain elongation monitoring device according to claim 7 or 8, it is characterised in that:
It is formed with the first pin hole on the substrate (10), is formed on the horizontal connecting plate (110) and first pin
Corresponding second pin hole of nail hole；
The horizontal connecting plate (110) is consolidated by being inserted into the pin (103) of first pin hole and second pin hole
Surely it arrives on the substrate (10).
10. staircase driving chain elongation monitoring device according to claim 1, it is characterised in that:
The staircase driving chain elongation monitoring device further includes trigger switch and warning device, and the trigger switch is mounted on institute
It states on limit plate (100), and communicated with the warning device；
When the gear-box (20) is moved to the contact position contacted with the limit plate (100), the trigger switch is by institute
State gear-box (20) triggering；
When the trigger switch is triggered, the warning device is sounded an alarm, to inform staircase maintenance staff's drive chain in time
Elongation has reached default elongation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910745374.9A CN110395650A (en) | 2019-08-13 | 2019-08-13 | Staircase driving chain elongation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910745374.9A CN110395650A (en) | 2019-08-13 | 2019-08-13 | Staircase driving chain elongation monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110395650A true CN110395650A (en) | 2019-11-01 |
Family
ID=68328167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910745374.9A Pending CN110395650A (en) | 2019-08-13 | 2019-08-13 | Staircase driving chain elongation monitoring device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003321186A (en) * | 2002-04-30 | 2003-11-11 | Mitsubishi Electric Corp | Operation management device of passenger conveyor |
| JP2007191284A (en) * | 2006-01-20 | 2007-08-02 | Toshiba Elevator Co Ltd | Handrail belt drive device for passenger conveyor |
| JP2009132513A (en) * | 2007-11-30 | 2009-06-18 | Mitsubishi Electric Building Techno Service Co Ltd | Footstep chain abnormality detection device of passenger conveyor |
| CN204310670U (en) * | 2014-11-25 | 2015-05-06 | 杭州西奥电梯有限公司 | A kind of anti-jump fender guard of step of staircase |
| CN205838289U (en) * | 2016-08-05 | 2016-12-28 | 康力电梯股份有限公司 | Staircase main frame installing and adjusting mechanism |
| CN110002329A (en) * | 2018-12-29 | 2019-07-12 | 广州地铁设计研究院股份有限公司 | A kind of escalator on-line monitoring early warning system and method based on cloud platform |
| CN210528217U (en) * | 2019-08-13 | 2020-05-15 | 迅达（中国）电梯有限公司 | Escalator drive chain elongation monitoring device |
-
2019
- 2019-08-13 CN CN201910745374.9A patent/CN110395650A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003321186A (en) * | 2002-04-30 | 2003-11-11 | Mitsubishi Electric Corp | Operation management device of passenger conveyor |
| JP2007191284A (en) * | 2006-01-20 | 2007-08-02 | Toshiba Elevator Co Ltd | Handrail belt drive device for passenger conveyor |
| JP2009132513A (en) * | 2007-11-30 | 2009-06-18 | Mitsubishi Electric Building Techno Service Co Ltd | Footstep chain abnormality detection device of passenger conveyor |
| CN204310670U (en) * | 2014-11-25 | 2015-05-06 | 杭州西奥电梯有限公司 | A kind of anti-jump fender guard of step of staircase |
| CN205838289U (en) * | 2016-08-05 | 2016-12-28 | 康力电梯股份有限公司 | Staircase main frame installing and adjusting mechanism |
| CN110002329A (en) * | 2018-12-29 | 2019-07-12 | 广州地铁设计研究院股份有限公司 | A kind of escalator on-line monitoring early warning system and method based on cloud platform |
| CN210528217U (en) * | 2019-08-13 | 2020-05-15 | 迅达（中国）电梯有限公司 | Escalator drive chain elongation monitoring device |
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