CN221179908U - Portable unfolding and folding handrail - Google Patents
Portable unfolding and folding handrail Download PDFInfo
- Publication number
- CN221179908U CN221179908U CN202323016503.1U CN202323016503U CN221179908U CN 221179908 U CN221179908 U CN 221179908U CN 202323016503 U CN202323016503 U CN 202323016503U CN 221179908 U CN221179908 U CN 221179908U
- Authority
- CN
- China
- Prior art keywords
- fixing
- pedal
- jacking
- sliding hole
- unfolding
- 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.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 90
- 238000005299 abrasion Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Rehabilitation Tools (AREA)
Abstract
The utility model relates to the field of folding armrests, and provides a portable unfolding and folding armrest which comprises at least one fixed seat and an armrest frame rotatably connected to the fixed seat through a first rotating piece, wherein at least one first sliding hole is formed in the at least one fixed seat, a fixing piece is slidably arranged on the first sliding hole, a resetting piece is connected between the fixing piece and the fixed seat or the first rotating piece, a jacking mechanism and an extension mechanism are rotatably arranged on the at least one fixed seat, at least one second sliding hole is formed in the jacking mechanism, the fixing piece penetrates through the second sliding hole, a jacking part capable of jacking the armrest frame upwards and opening is arranged on the jacking mechanism, at least one third sliding hole is formed in the extension mechanism, the fixing piece penetrates through the third sliding hole, and a pedal part is arranged on the extension mechanism. Through pedal extension mechanism, drive jack-up mechanism rotation and open folding handrail frame, need not bow and open handrail frame, the technical problem that need bow when having solved folding handrail and expanding.
Description
Technical Field
The utility model relates to the field of folding armrests, in particular to a portable unfolding and folding armrest.
Background
When the existing folding armrests are unfolded, people are required to bend down to unfold the armrests, time and labor are wasted, and if the batch of armrests are unfolded, people are required to continuously bend down, so that large labor is consumed.
Chinese patent application No.: 201020225785.X provides a folding handcart, including handspike, bottom plate and four pulleys, be equipped with folding mechanism between handspike and the bottom plate, four pulleys are first pulley, second pulley, third pulley and fourth pulley, and four pulleys are located four corners of bottom plate bottom surface, folding mechanism includes first folding device and second folding device, has a slide bar between two folding devices. The device can realize folding through pedal slide bar, however, when the hand push pole needs to be opened, need to bow to expand the handrail, waste time and energy.
Disclosure of utility model
Accordingly, in view of the above-mentioned problems, the present utility model provides a portable unfolding and folding handrail. The technical problem that the folding handrail needs to bend down when being unfolded is solved.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a portable unfolding and folding handrail, includes at least one fixing base, rotationally connects in the handrail frame of fixing base through first rotating member, is equipped with at least one first slide hole on the at least one fixing base, slidable is equipped with the mounting on the first slide hole, be connected the piece that resets between mounting and fixing base or the first rotating member, the mounting can fix the handrail frame of expanding, at least one rotationally be equipped with jack-up mechanism and extension mechanism on the fixing base, be equipped with at least one second slide hole on the jack-up mechanism, the mounting passes the second slide hole, be equipped with the jack-up portion that can jack-up the handrail frame up and open on the jack-up mechanism, be equipped with at least one third slide hole on the extension mechanism, the mounting passes the third slide hole, be equipped with pedal portion on the extension mechanism
Further:
The jacking mechanism comprises at least one first side plate, the second sliding hole is formed in the first side plate, and the jacking part is formed in the first side plate.
The extension mechanism comprises at least one second side plate, and the third sliding hole is formed in the second side plate.
The extension mechanism is rotatably connected with the fixed seat through the first rotating piece or the second rotating piece.
The jacking mechanism is rotatably connected to the fixing seat through a first rotating piece or a third rotating piece.
The reset piece is a buffer spring.
The number of the fixing seats is two, the fixing pieces, the jacking mechanism and the extension mechanisms are arranged on the two fixing seats, the pedal part is a pedal rod, and the pedal rod is connected between the two extension mechanisms.
The number of the fixing seats is one, the pedal part is a pedal plate, and the pedal plate is arranged on the extension mechanism.
The number of the fixing seats is two, only one fixing seat is provided with the fixing piece, the jacking mechanism and the extension mechanism, and the pedal part is a pedal plate arranged on the extension mechanism.
The number of the fixing seats is three, the fixing pieces, the jacking mechanisms and the extension mechanisms are arranged on the three fixing seats, the pedal part is a pedal rod, and the pedal rod is connected between the three extension mechanisms.
By adopting the technical scheme, the utility model has the beneficial effects that:
According to the utility model, the fixing piece is driven to move along the first sliding hole through the pedal extension mechanism, so that the jacking mechanism is driven to rotate to open the folded handrail frame, the handrail frame is not required to be bent to open, the extension mechanism has the effect of lengthening the lever, the pedal can be realized with small force, the abrasion, deformation and even damage of the folded handrail or other parts are prevented, and when the handrail frame descends, the extension mechanism can be slowly rotated through the pedal extension mechanism, so that the handrail frame slowly descends and folds, and the falling speed of the handrail frame is prevented from being impacted too fast; furthermore, the jacking mechanism adopts the structure of the first side plate, so that the structure is simple and the cost is low; furthermore, the extension mechanism adopts the structure of the second side plate, so that the structure is simple and the cost is low; furthermore, the pedal part is a pedal rod, so that the stability is better.
Drawings
FIG. 1 is a schematic structural view of a first embodiment;
FIG. 2 is a partially exploded view of FIG. 1;
FIG. 3 is a schematic view of an embodiment in which the first embodiment is disposed on a cart;
FIG. 4 is a schematic structural view of a jack-up mechanism according to an embodiment;
Fig. 5 is a schematic structural view of a second embodiment;
FIG. 6 is a schematic structural view of a second embodiment of the extension mechanism;
FIG. 7 is a schematic view of the structure of a third embodiment of the extension mechanism;
fig. 8 is a schematic structural view of the fourth embodiment.
Detailed Description
The utility model will now be further described with reference to the drawings and detailed description.
Embodiment one:
Referring to fig. 1 to 8, the present embodiment provides a portable unfolding and folding handrail, including two fixing bases 1, a handrail frame 2 rotatably connected to the fixing bases 1 through a first rotating member 10, two first sliding holes 11 are provided on each fixing base 1, a fixing member 3 is slidably provided on each first sliding hole 11, a reset member 4 is connected between the fixing member 3 and the fixing base 1, the reset member 4 is a buffer spring, the fixing member 3 can fix the unfolded handrail frame 2, a jacking mechanism 5 and an extension mechanism 6 are rotatably provided on the two fixing bases 1, the jacking mechanism 5 is rotatably connected to the fixing bases 1 through the first rotating member 10, two second sliding holes 50 are provided on the jacking mechanism 5, the fixing member 3 passes through the second sliding holes 50, a jacking portion 51 capable of jacking and opening the handrail frame 2 upward is provided on the jacking mechanism 5, the jacking mechanism 5 includes two first side plates 52, the two second sliding holes 50 are respectively provided on the first side plates 52, and the jacking portion 51 is provided on the first side plates 52. The extension mechanism 6 is rotatably connected to the fixed seat 1 through the second rotating member 12, two third sliding holes 60 are formed in the extension mechanism 6, the fixed member 3 penetrates through the third sliding holes 60, a pedal portion is arranged on the extension mechanism 6, the extension mechanism 6 comprises two second side plates 62, the two third sliding holes 60 are respectively formed in the second side plates 62, the pedal portion is a pedal rod 61, and the pedal rod 61 is connected between the two extension mechanisms 6.
The number of the first sliding holes 11 may be one, two or more, and the first sliding holes may be configured as a sliding groove structure, particularly according to circumstances.
The second sliding holes 50 may be one, two or more, as the case may be.
The third sliding holes 60 may be one, two or more, as the case may be.
The resetting member 4 may also adopt other existing resetting structures, and is specifically set according to circumstances.
The jack-up mechanism 5 may be provided in other configurations, and is specifically provided according to circumstances.
The number of the first side plates 52 may be one, and may be set according to circumstances.
The extension mechanism 6 may be configured in other configurations, as the case may be.
The number of the second side plates 62 may be one, and may be set according to circumstances.
The pedal may be plate-shaped or other structures, and may be provided as appropriate.
The foot rest 61 may be curved, shaped like a Chinese character 'men' or constructed otherwise, or may be upwardly extended by being pressed by hand, as the case may be.
The extension mechanism 6 may also be rotatably connected to the fixing base 1 through the first rotating member 10, and is specifically set according to circumstances.
The jacking mechanism 5 may also be rotatably connected to the fixing base 1 through a third rotating member, that is, the third rotating member is disposed on the fixing base 1, and specifically, according to the situation.
The first rotating member 10, the second rotating member 12, and the third rotating member are well known components, and will not be described in detail herein.
The fixing member 3 may be a rod structure, or may be a slider or other structure capable of sliding along the first sliding hole 11, and is specifically set according to circumstances.
The jack-up portion 51 is a rod structure and is connected between the two first side plates 52, and may be plate-shaped, block-shaped or other structures, as the case may be.
The armrest frame 2 may be in a door shape or other structures, and is specifically configured according to circumstances.
The first embodiment works as follows:
When the armrest frame 2 needs to be opened, a foot slowly treads the foot pedal rod 61, the foot pedal rod 61 drives the two extension mechanisms 6 to rotate, so that the fixing piece 3 is driven to move along the first sliding hole 11, the jacking mechanism 5 is driven to rotate, the jacking part 51 of the jacking mechanism 5 jacks up the armrest frame 2 upwards, the armrest frame 2 is slowly opened, a user can open the armrest frame 2 without bending down, after the armrest frame 2 is opened, the foot pedal rod 61 is opened, the fixing piece 3 is reset upwards through the reset piece 4, and the fixing piece 3 fixes the armrest frame 2 in an opened state; when the folding is needed, the feet slowly tread the pedal rod 61 until the fixing piece 3 is separated from the armrest frame 2, and when the armrest frame 2 rotates downwards to a certain angle, the armrest frame 2 is propped against the jacking part 51, the pedal rod 61 is slowly loosened, the armrest frame 2 slowly descends, and the impact of the excessive descending speed of the armrest frame 2 is prevented.
Embodiment two:
Referring to fig. 1 to 6, the main difference between the second embodiment and the first embodiment is that: the number of the fixing seats 1 in the second embodiment is one, the pedal part is a pedal 63, the pedal 63 is arranged on the extension mechanism 6, and the armrest frame 2 is of a T-shaped structure.
The armrest frame 2 of the second embodiment may also have a Y-shape or other structures, and may be specifically configured according to circumstances.
Embodiment III:
Referring to fig. 1 to 7, the main difference between the third embodiment and the first embodiment is that: in the third embodiment, two fixing bases 1 are provided, only one fixing base 1 is provided with a fixing piece 3, a jacking mechanism 5 and an extension mechanism 6, and the pedal part is a pedal 63 arranged on the extension mechanism 6.
The third embodiment has simpler structure and low cost, but the pedal part is more stressed and is unstable compared with the first embodiment.
The number of the fixing seats of the third embodiment may be set to three or more, particularly according to circumstances.
Embodiment four:
Referring to fig. 1 to 8, the main difference between the fourth embodiment and the first embodiment is that: the number of the fixing seats 1 in the fourth embodiment is three, the fixing pieces 3, the jacking mechanism 5 and the extension mechanisms 6 are arranged on the three fixing seats 1, the pedal part is a pedal rod 61, and the pedal rod 61 is connected between the three extension mechanisms 6.
The fourth embodiment can also be configured as follows: only one fixing seat 1 is provided with a fixing piece 3, a jacking mechanism 5 and an extension mechanism 6, and the pedal part is a pedal 63 which is specifically arranged according to the situation.
The fourth embodiment can also be configured to: only two fixing bases 1 are provided with a fixing piece 3, a jacking mechanism 5 and an extension mechanism 6, and a foot rest rod 61 is connected with the extension mechanisms 6 of the two fixing bases 1, and is specifically arranged according to the situation.
The number of the fixing seats 1 can be four, five or more, and the fixing seats can be set according to the situation.
The handrail of the utility model can be used on a trolley, a railing handrail or other devices, and is particularly arranged according to the situation.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. A portable unfolding and folding handrail, characterized by: the handrail frame comprises at least one fixing seat and a handrail frame rotatably connected to the fixing seat through a first rotating member, wherein at least one first sliding hole is formed in the at least one fixing seat, a fixing member is slidably arranged on the first sliding hole, a reset member is connected between the fixing member and the fixing seat or the first rotating member, the fixing member can fix the unfolded handrail frame, at least one jacking mechanism and an extension mechanism are rotatably arranged on the fixing seat, at least one second sliding hole is formed in the jacking mechanism, the fixing member penetrates through the second sliding hole, a jacking part capable of jacking the handrail frame upwards for opening is arranged on the jacking mechanism, at least one third sliding hole is formed in the extension mechanism, the fixing member penetrates through the third sliding hole, and a pedal part is arranged on the extension mechanism.
2. A portable unfolding and folding handrail as claimed in claim 1, wherein: the jacking mechanism comprises at least one first side plate, the second sliding hole is formed in the first side plate, and the jacking part is formed in the first side plate.
3. A portable unfolding and folding handrail as claimed in claim 1, wherein: the extension mechanism comprises at least one second side plate, and the third sliding hole is formed in the second side plate.
4. A portable unfolding and folding handrail as claimed in claim 1, wherein: the extension mechanism is rotatably connected with the fixed seat through the first rotating piece or the second rotating piece.
5. A portable unfolding and folding handrail as claimed in claim 1, wherein: the jacking mechanism is rotatably connected to the fixing seat through a first rotating piece or a third rotating piece.
6. A portable unfolding and folding handrail as claimed in claim 1, wherein: the reset piece is a buffer spring.
7. A portable unfolding and folding handrail as claimed in any one of claims 1 to 6, wherein: the number of the fixing seats is two, the fixing pieces, the jacking mechanism and the extension mechanisms are arranged on the two fixing seats, the pedal part is a pedal rod, and the pedal rod is connected between the two extension mechanisms.
8. A portable unfolding and folding handrail as claimed in any one of claims 1 to 6, wherein: the number of the fixing seats is one, the pedal part is a pedal plate, and the pedal plate is arranged on the extension mechanism.
9. A portable unfolding and folding handrail as claimed in any one of claims 1 to 6, wherein: the number of the fixing seats is two, only one fixing seat is provided with the fixing piece, the jacking mechanism and the extension mechanism, and the pedal part is a pedal plate arranged on the extension mechanism.
10. A portable unfolding and folding handrail as claimed in any one of claims 1 to 6, wherein: the number of the fixing seats is three, the fixing pieces, the jacking mechanisms and the extension mechanisms are arranged on the three fixing seats, the pedal part is a pedal rod, and the pedal rod is connected between the three extension mechanisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323016503.1U CN221179908U (en) | 2023-11-08 | 2023-11-08 | Portable unfolding and folding handrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323016503.1U CN221179908U (en) | 2023-11-08 | 2023-11-08 | Portable unfolding and folding handrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221179908U true CN221179908U (en) | 2024-06-21 |
Family
ID=91524196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323016503.1U Active CN221179908U (en) | 2023-11-08 | 2023-11-08 | Portable unfolding and folding handrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221179908U (en) |
-
2023
- 2023-11-08 CN CN202323016503.1U patent/CN221179908U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6695751B1 (en) | Jogging machine having a jogging platform adjustable and foldable structure | |
| JPH09511291A (en) | Roller assembly lift mechanism | |
| CN105944370A (en) | A foldable skateboard and folding and unfolding methods therefor | |
| US11814858B2 (en) | Movable umbrella base | |
| CN221179908U (en) | Portable unfolding and folding handrail | |
| KR102277051B1 (en) | Folding type lift for wheelchair | |
| US6723027B1 (en) | Treadmill having a folding mechanism | |
| CN221251400U (en) | Portable folding handrail | |
| KR100876147B1 (en) | A basketball post | |
| CN112112553A (en) | Automatic folding extension ladder for pavilion | |
| CN205493299U (en) | Child dinning chair convenient to adjust | |
| CN208763323U (en) | A kind of folding ladder | |
| CN205421757U (en) | Portable wheelchair step ladder | |
| CN211065452U (en) | Folding notebook computer support table | |
| CN1214753C (en) | Folding linkage | |
| CN209539243U (en) | A kind of sliding-type double ladder | |
| KR20110087665A (en) | Hinge apparatus foe a foldable bicycle | |
| CN219711118U (en) | Anti-slip escalator for swimming pool | |
| CN219259444U (en) | Lifting platform | |
| JP2004026404A (en) | Stair lifting apparatus | |
| CN214105717U (en) | Treadmill with foldable handrail | |
| CN209838267U (en) | Folding type elevator | |
| CN221004604U (en) | Lifting wheel and display device | |
| CN221590552U (en) | Diagonal bracing structure of stair frame | |
| KR20040038400A (en) | Choral Risers |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |