CN108679185A - Position limiting structure and the adjustable Linear actuator of electric furniture for using the structure - Google Patents
Position limiting structure and the adjustable Linear actuator of electric furniture for using the structure Download PDFInfo
- Publication number
- CN108679185A CN108679185A CN201810893415.4A CN201810893415A CN108679185A CN 108679185 A CN108679185 A CN 108679185A CN 201810893415 A CN201810893415 A CN 201810893415A CN 108679185 A CN108679185 A CN 108679185A
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- Prior art keywords
- linear actuator
- travel switch
- screw rod
- screw
- positive stop
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- 238000009434 installation Methods 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/2015—Means specially adapted for stopping actuators in the end position; Position sensing means
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention discloses a kind of position limiting structure and the adjustable Linear actuator of electric furniture using the structure, position limiting structure includes positive stop strip and adjusting screw rod, adjusting screw rod one end is screw end head, the other end is to adjust position, positive stop strip one end is provided with receiving slot, screw end head setting is in receiving slot, travel switch installation position is offered on positive stop strip, travel switch installation foot is fixedly installed on travel switch, travel switch installation position is correspondingly arranged with travel switch installation foot, and travel switch installation foot is mounted on travel switch installation position.The present invention uses adjustable structure design, can simply and easily adjust the position of travel switch, to, installation error is easily and efficiently made up, it is easy to operate, it is easy to use.
Description
Technical field
The present invention discloses a kind of electric furniture accessory, especially a kind of position limiting structure and the electric furniture use using the structure
Adjustable Linear actuator.
Background technology
Electric furniture is the new lover in current top-grade furniture, such as Electric sofa, beddo, and electric furniture can be led to it
It crosses electronic mode to be adjusted, such as：Seat back angle, angle of inclination, height etc. are brought to the convenience and comfort level used
Very big improvement, it is deep to be liked by people.Currently, the regulatory function of electric furniture is realized by electromotion linearity driver,
In use, electromotion linearity driver drives screw rod to rotate by motor, and to which the setup parameter of electric furniture be adjusted, electricity
It is provided with travel switch in linear driver, when adjusting to setting position, slide unit triggers travel switch, controls motor
It stops operating.
Electric furniture in the prior art mostly uses greatly steelframe or timber framed construction, electromotion linearity driver be mounted on steelframe or
On yoke, electric furniture in an assembling process, can not possibly be according to reason since inevitably there is design errors for it
Assembled by value, assemble the finished product come it is more or less there are deviation, when being adjusted using electromotion linearity driver,
It will result in the problem of adjusting not in place or excessive adjusting.When error is smaller, in tolerance interval, do not influence to use,
If error is larger, needs to remove electromotion linearity driver, be replaced, it is time-consuming and laborious.
Invention content
There is design and rigging error for electric furniture in the prior art mentioned above, repair is replaced relatively time-consuming
Laborious disadvantage, the present invention provide a kind of position limiting structure and the adjustable Linear actuator of electric furniture using the structure,
It uses adjustable structure design, can simply and easily adjust the position of travel switch, to easily and efficiently make up peace
Fill error.
The present invention solve its technical problem the technical solution adopted is that：A kind of position limiting structure, position limiting structure include positive stop strip
And adjusting screw rod, adjusting screw rod one end are screw end head, the other end is to adjust position, and positive stop strip one end is provided with receiving slot, screw rod
End setting offers travel switch installation position, travel switch is fixedly installed on travel switch in receiving slot on positive stop strip
Installation foot, travel switch installation position is corresponding with travel switch installation foot, and travel switch installation foot is installed mounted on travel switch
On position.
A kind of adjustable Linear actuator of electric furniture, Linear actuator include Linear actuator main body, end cap and
Such as above-mentioned position limiting structure, Linear actuator body interior is equipped with adjusting driving mechanism, and end cap is fixedly mounted on Linear Driving
At the tip position of device main body one end, motor is installed in Linear actuator main body, motor driving adjusts driving mechanism and does linear fortune
It is dynamic, positive stop strip installation position is provided in Linear actuator main body, positive stop strip is inserted into positive stop strip installation position, is installed on positive stop strip
The first travel switch be arranged in screw rod installation position.
The technical solution that the present invention solves the use of its technical problem further comprises：
Clamping position is offered in the receiving groove sidewall, adjusting screw rod is connected at clamping position.
The clamping position cross section is arc-shaped, and curved angle is more than 180 °；Or clamping position cross section is in concave, top
Portion is provided with the clamping portion inwardly stretched out, and width is less than adjusting screw rod diameter between two clamping portions.
The width of the described receiving slot and screw end head be of same size or the width of receiving slot is more than screw end head width.
The adjusting position uses linear type screw hole, " ten " font screw hole, interior six sides screw hole or outer six sides spiral shell
Wire hole.
The adjusting driving mechanism includes screw rod and movable block, and screw rod installation position, screw rod are provided in Linear actuator
In screw rod installation position, Linear actuator body side offers bar shaped groove, and movable block is arranged on screw rod, movable block
On be provided with internal thread, movable block is equipped with extension for being connected with electric furniture or for being connected with electric furniture
The screw hole connect, electric motor driven screw rotation.
The adjusting driving mechanism includes screw rod and driving device, and driving device is arranged in linear drive body
Portion offers the circular hole stretched out for driving device on end cap, and the drive part of driving device stretches out from circular hole, in driving device
Portion is provided with the internal thread being connect with screw rod, and screw rod is inserted into driving device, electric motor driven screw rotation.
In the Linear actuator main body the second travel switch is installed with close to motor one end.
Second travel switch is mounted on auxiliary stopper item, and auxiliary stopper item is fixedly mounted on Linear actuator master
In vivo corresponding to one end of motor installation.
Correspond in the adjusting driving mechanism at two travel switch positions and convex block is installed, when convex block runs to row
At the journey position of the switch, convex block can push down travel switch, be limited.
Correspond at adjusting screw rod position on the end cap and offers through-hole, it is fixed in through-hole to be embedded with screwed pipe, it adjusts
Section screw rod is inserted into screwed pipe.
The beneficial effects of the invention are as follows：The present invention uses adjustable structure design, can simply and easily adjust stroke and open
The position of pass, to, installation error is easily and efficiently made up, it is easy to operate, it is easy to use.
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Description of the drawings
Fig. 1 is one dimensional structure diagram of the embodiment of the present invention.
Fig. 2 is one decomposing state structural schematic diagram of the embodiment of the present invention.
Fig. 3 is two dimensional structure diagram of the embodiment of the present invention.
Fig. 4 is two decomposing state structural schematic diagram of the embodiment of the present invention.
In figure, 1- Linear actuator main bodys, 2- end caps, 3- bar shaped grooves, 4- screw rods installation position, 5- positive stop strips installation position,
6- positive stop strips, 7- travel switches installation position, 8- receive slot, and 9- is clamped position, 10- adjusting screw rods, 11- screw end heads, 12- adjustings
Position, 13- screwed pipes, the first travel switches of 14-, 15- travel switch installation feet, 16- auxiliary stopper items, 17- trims, 18- drive
Dynamic device, the second travel switches of 19-.
Specific implementation mode
The present embodiment is the preferred embodiment for the present invention, other its all principles and basic structure are identical or close as the present embodiment
As, within the scope of the present invention.
Incorporated by reference to referring to attached drawing 1 and attached drawing 2, the position limiting structure in the present invention includes mainly positive stop strip 6 and adjusting screw rod 10,
10 one end of adjusting screw rod is screw end head 11, and the other end is to adjust position 12, and 6 one end of positive stop strip is provided with receiving slot 8, screw end head
11 settings can push receiving 8 madial wall of slot, to push away by rotating adjusting screw rod 10 in receiving slot 8 by screw end head 11
Dynamic positive stop strip 6 moves back and forth, and in the present embodiment, receives that the width of slot 8 and screw end head 11 be of same size or the width of receiving slot 8
More than 11 width of screw end head, screw end head 11 is made to can be placed in receiving slot 8.
In the present embodiment, receives and offer clamping position 9 on 8 side wall of slot, clamping 9 cross section of position is arc-shaped, and curved angle is big
In 180 °, adjusting screw rod 10 can be made to be connected at clamping position 9, it is made not fall out, on the one hand installation and convenient to remove, another party
Face, it is simple in structure, easy to use.When it is implemented, clamping position 9 can also use other forms, if cross section is in concave,
Top is provided with the clamping portion inwardly stretched out, and width is less than 10 diameter of adjusting screw rod between two clamping portions, can be by adjusting screw rod 10
Limit is at clamping position 9.Clamping position 9 can also use other structures, as long as meeting the limit of adjusting screw rod 10 in clamping position 9
Place, makes it not fall out.
In the present embodiment, adjusts position 12 and use linear type screw hole, it can be easily by " one " word screwdriver to adjusting
Screw rod 10 carries out rotation adjusting, when it is implemented, adjust position 12 can also use " ten " font screw hole or interior six sides screw hole,
Outer six sides screw hole etc..
In the present embodiment, travel switch installation position 7 is offered on positive stop strip 6, is fixedly installed on the first travel switch 14
Travel switch installation foot 15, travel switch installation foot 15 are mounted on travel switch installation position 7, travel switch installation position 7 and row
Cheng Kaiguan installation feet 15 are corresponding.In the present embodiment, travel switch installation position 7 be provided with it is multiple, when it is implemented, can be according to need
Travel switch to be installed in setting position.
The present invention protects a kind of adjustable Linear actuator of electric furniture using above-mentioned position limiting structure simultaneously, linearly
Driver includes mainly Linear actuator main body 1, end cap 2 and above-mentioned position limiting structure, and Linear actuator main body 1 uses proximate matter system
At Linear actuator main body 1 is in hollow structure, is screw rod installation position 4,1 inside of Linear actuator main body equipped with screw rod, (adopt by screw rod
With conventional structure, it is not drawn into figure), 1 side of Linear actuator main body offers bar shaped groove 3, and movable block is provided on screw rod,
It is provided with internal thread on movable block, movable block can be driven to move back and forth by screw rod rotation, have part logical from bar shaped on movable block
1 outside of Linear actuator main body is extend out at slot 3 drives beddo or Electric sofa to be adjusted by movable block extension
Section, end cap 2 are fixedly mounted at 1 one end tip position of Linear actuator main body, fixed peace on 1 other end of Linear actuator main body
Equipped with motor (motor uses conventional structure, is not drawn into figure), (in the present embodiment, motor passes through snail for electric motor driven screw rotation
Wheel/worm drive screw rod rotation, when it is implemented, other common driving structures can also be used), electric motor driven screw can be passed through
Rotation.Positive stop strip installation position 5 is provided in Linear actuator main body 1, positive stop strip 6 is inserted into positive stop strip installation position 5, positive stop strip
The first travel switch 14 installed on 6 is arranged in screw rod installation position 4, corresponds at travel switch position on movable block and is equipped with
Convex block (is not drawn into) in figure, and when convex block slidably reciprocates with movable block, convex block can oppress the first travel switch 14, work as the first row
When Cheng Kaiguan 14 is oppressed, illustrate that it moves to corresponding position, then stop motion.In the present embodiment, positive stop strip 6 is installed online
Property drive body 1 in lean on 2 one end of proximal cover, it is solid in the positive stop strip installation position 5 of motor one end in Linear actuator main body 1
Dingan County is equipped with auxiliary stopper item 16, and travel switch is also equipped on auxiliary stopper item 16, is the second travel switch 19, so as to reality
It is existing, run the limit at both ends to movable block, positive stop strip 6 can 16 split settings of auxiliary stopper item, when adjusting, it is only necessary to adjust positive stop strip
6, auxiliary stopper item 16 is fixed relative to Linear actuator main body 1.When it is implemented, can also use other structures will be electric
The travel switch of generator terminal is fixed.Correspond in the present embodiment, on end cap 2 at 10 position of adjusting screw rod and offer through-hole, leads to
Fixed in hole to be embedded with screwed pipe 13, adjusting screw rod 10 is inserted into screwed pipe 13, is rotated adjusting screw rod 10, it can be made along spiral shell
Line pipe 13 moves back and forth, to push positive stop strip 6 to slidably reciprocate.In the present embodiment, trim 17 is installed on end cap 2, fills
Decorative cover 17 is made of flexible material, such as：Silica gel, rubber etc., trim 17 correspond on end cap 2 through-hole for installing screwed pipe 13
It is arranged at position, when not in use, through-hole can be covered by trim 17, on the one hand plays the role of protecting screwed pipe 13；It is another
Aspect can also make globality more preferable, more beautiful.
In the present embodiment, trepanning is provided on trim 17, trepanning is arranged corresponding to screwed pipe 13, can be straight in tapping
Connection overregulates tool and adjusting screw rod 10 is adjusted.
Embodiment two：Include mainly Linear actuator main body 1, end in the present embodiment incorporated by reference to referring to attached drawing 3 and attached drawing 4
Lid 2 and above-mentioned position limiting structure, Linear actuator main body 1 are made of proximate matter, and Linear actuator main body 1 is in hollow structure, is adjusted
Section driving mechanism is inserted into Linear actuator main body 1, in the present embodiment, is adjusted driving mechanism and is used 18 (this reality of driving device
It applies in example, driving device 18 includes driving supporting rod and movable block, and internal thread corresponding with screw rod is provided on movable block, is driven
Supporting rod installation corresponding with movable block), beddo can be driven by the drive part (driving supporting rod) in driving device 18
Or Electric sofa is adjusted, first travel switch 14 is provided with triggering convex block in driving device 18 (does not draw in figure
Go out), end cap 2 is fixedly mounted at the tip position of 1 one end of Linear actuator main body, the end of 1 other end of Linear actuator main body
Motor (motor uses conventional structure, is not drawn into figure) is installed at head position, motor is connected with screw rod, can pass through electricity
Machine drive screw turns are provided with internal thread in driving device 18, and screw rod is inserted into driving device 18, and spiral shell is driven by motor
Bar rotates, and pushes driving device 18 to do stretching motion by screw rod, to drive beddo or Electric sofa to be adjusted.This reality
The circular hole for offering on end cap 2 in example and being stretched out for driving device 18 is applied, the drive part of driving device 18 stretches out from circular hole, with
Beddo or Electric sofa connection, are adjusted beddo or Electric sofa.
Regulating mechanism and position-limit mechanism in the present embodiment is identical with embodiment one, and details are not described herein again.
In the use of the present invention, be installed in electric furniture, if during use, since mounting structure error is made
Situation not in place is shunk or is unfolded at electric furniture, it can be by adjusting tool (such as：Screwdriver etc.) rotation adjusting screw rod 10,
Receiving 8 side wall of slot is pushed by screw end head 11, makes positive stop strip 6 that the first travel switch 14 be driven to move forward and backward, to adjustable
Electric furniture is finally shunk or the position of expansion, to overcome structural failure and installation error etc..It is received if it is the stroke of motor side
It contracts or not in place, the installation site of adjustable whole Linear actuator is unfolded, and then adjust electric furniture and finally shrink or be unfolded
Position.
The present invention uses adjustable structure design, can simply and easily adjust the position of travel switch, to, convenient,
Installation error is efficiently made up, it is easy to operate, it is easy to use.
Claims (12)
1. a kind of position limiting structure, it is characterized in that：The position limiting structure includes positive stop strip and adjusting screw rod, and adjusting screw rod one end is
Screw end head, the other end are to adjust position, and positive stop strip one end is provided with receiving slot, and screw end head setting is in receiving slot, positive stop strip
On offer travel switch installation position, travel switch installation foot, travel switch installation position and row are fixedly installed on travel switch
Cheng Kaiguan installation feet are corresponding, and travel switch installation foot is mounted on travel switch installation position.
2. position limiting structure according to claim 1, it is characterized in that：Clamping position is offered in the receiving groove sidewall, is adjusted
Section screw rod is connected at clamping position.
3. position limiting structure according to claim 2, it is characterized in that：The clamping position cross section is arc-shaped, curved angle
More than 180 °；Or clamping position cross section is in concave, top is provided with the clamping portion inwardly stretched out, width between two clamping portions
Less than adjusting screw rod diameter.
4. position limiting structure according to claim 1, it is characterized in that：The width and screw end head width phase of the receiving slot
Same or receiving slot width is more than screw end head width.
5. position limiting structure according to claim 1, it is characterized in that：The adjusting position using linear type screw hole,
" ten " font screw hole, interior six sides screw hole or outer six sides screw hole.
6. a kind of adjustable Linear actuator of electric furniture, it is characterized in that：The Linear actuator includes Linear Driving
Device main body, end cap and the position limiting structure as described in any one of claim 1 to 5, Linear actuator body interior are equipped with
Driving mechanism is adjusted, end cap is fixedly mounted at the tip position of Linear actuator main body one end, is installed in Linear actuator main body
There are motor, motor driving to adjust driving mechanism and do linear movement, positive stop strip installation position is provided in Linear actuator main body, is limited
Item is inserted into positive stop strip installation position, and the first travel switch installed on positive stop strip is arranged in screw rod installation position.
7. Linear actuator according to claim 6, it is characterized in that：The adjusting driving mechanism includes screw rod and activity
Block is provided with screw rod installation position in Linear actuator, and screw rod is mounted in screw rod installation position, and Linear actuator body side opens up
There is a bar shaped groove, movable block is arranged on screw rod, is provided with internal thread on movable block, and movable block, which is equipped with, to be used for and electric furniture
The extension being connected or the screw hole for being connected with electric furniture, electric motor driven screw rotation.
8. Linear actuator according to claim 6, it is characterized in that：The adjusting driving mechanism includes screw rod and driving
Device, driving device setting offer the circular hole stretched out for driving device, driving dress inside linear drive body, on end cap
The drive part set stretches out from circular hole, and driving device is internally provided with the internal thread being connect with screw rod, and screw rod is inserted into driving
In device, electric motor driven screw rotation.
9. the Linear actuator described according to claim 6 or 7 or 8, it is characterized in that：It is close in the Linear actuator main body
Motor one end is installed with the second travel switch.
10. Linear actuator according to claim 9, it is characterized in that：Second travel switch is mounted on auxiliary and limits
On the item of position, auxiliary stopper item is fixedly mounted in Linear actuator main body corresponding to one end of motor installation.
11. the Linear actuator described according to claim 6 or 7 or 8, it is characterized in that：It is corresponding in the adjusting driving mechanism
Convex block is installed at two travel switch positions, when convex block is run at travel switch position, convex block can push down stroke and open
It closes, is limited.
12. the Linear actuator described according to claim 6 or 7 or 8, it is characterized in that：Correspond on the end cap and adjusts spiral shell
Through-hole is offered at bar position, is fixed in through-hole and is embedded with screwed pipe, adjusting screw rod is inserted into screwed pipe.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810893415.4A CN108679185A (en) | 2018-08-07 | 2018-08-07 | Position limiting structure and the adjustable Linear actuator of electric furniture for using the structure |
| PCT/CN2018/101782 WO2020029330A1 (en) | 2018-08-07 | 2018-08-22 | Limiting structure and adjustable linear driver for electric furniture using structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810893415.4A CN108679185A (en) | 2018-08-07 | 2018-08-07 | Position limiting structure and the adjustable Linear actuator of electric furniture for using the structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108679185A true CN108679185A (en) | 2018-10-19 |
Family
ID=63815249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810893415.4A Pending CN108679185A (en) | 2018-08-07 | 2018-08-07 | Position limiting structure and the adjustable Linear actuator of electric furniture for using the structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108679185A (en) |
| WO (1) | WO2020029330A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110162106A (en) * | 2019-05-16 | 2019-08-23 | 安徽三联机器人科技有限公司 | A kind of localization method of electric pushrod |
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| CN2357117Y (en) * | 1998-12-31 | 2000-01-05 | 吴文宇 | Caging device for rolling shutter door |
| US20020134784A1 (en) * | 2001-03-20 | 2002-09-26 | Hsieh Chang Yu | Module cover assembly with door latch transmission mechanism for wafer transport module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110162106A (en) * | 2019-05-16 | 2019-08-23 | 安徽三联机器人科技有限公司 | A kind of localization method of electric pushrod |
| CN110162106B (en) * | 2019-05-16 | 2022-04-22 | 安徽三联机器人科技有限公司 | Positioning method of electric push rod |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020029330A1 (en) | 2020-02-13 |
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