CN207785776U - A kind of foldable board for lying on back - Google Patents
A kind of foldable board for lying on back Download PDFInfo
- Publication number
- CN207785776U CN207785776U CN201820071426.XU CN201820071426U CN207785776U CN 207785776 U CN207785776 U CN 207785776U CN 201820071426 U CN201820071426 U CN 201820071426U CN 207785776 U CN207785776 U CN 207785776U
- Authority
- CN
- China
- Prior art keywords
- hinge
- back stay
- hinge page
- lying
- page
- 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.)
- Expired - Fee Related
Links
Landscapes
- Rehabilitation Tools (AREA)
Abstract
The utility model discloses a kind of foldable board for lying on back, front support rod folding device is connected between the first support arm and the second support arm on front support rod, the side of first back stay end is movably installed with lock nut, one end of second back stay is welded with fixed block, back stay folding device is installed between the first back stay and the second back stay, first axle covers and the inner wall of second hinge set is respectively welded connecting pole, and the surface of the first hinge page and the second hinge page offers limiting slot.This foldable board for lying on back, the folding between front support rod and back stay may be implemented in front support rod folding device, fixed block plays firm first back stay and the second back stay junction, when back stay folds, lock nut is loosened, extracts fixed block, the first hinge page and the second hinge page is driven to skid off first axle set and second hinge set along limiting slot respectively simultaneously, then it can be folded by hinge, it is simple to operate, and stable structure.
Description
Technical field
The utility model is related to field of exercise equipment, specially a kind of foldable board for lying on back.
Background technology
Board for lying on back is the fitness equipment being commonly used in a kind of family or gymnasium, by sit-up movement, no
Abdomen strength can only be enhanced, and cardio-pulmonary function can be tempered, achieve the effect that keep fit and healthy, especially for prolonged
Computer or pencil pusher.
Occupied space is bigger when but common board for lying on back does not use, and is unfavorable for storing in the family.Common board for lying on back
It is the tool movement of most original, structure not enough optimizes.Movement is got up laborious.And marquis is also cumbersome when carrying.
Utility model content
The purpose of this utility model is to provide a kind of foldable board for lying on back, and having can fold, easy to operate, and structure is steady
Solid advantage, solve the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions：A kind of foldable board for lying on back, including preceding branch
The bottom end of bar, the front support rod is equipped with the first bottom bar, and the top and middle part of front support rod are separately installed with the first support arm and
Two support arms are connected with front support rod folding device on front support rod between the first support arm and the second support arm；Before described
Strut folding device is made of connector sleeve, location nut and shaft, and the upper surface of connector sleeve is movably installed with location nut, connection
The side of set is equipped with shaft, on the outer wall of shaft activity be nested with back stay；The back stay is by the first back stay and second
Back stay forms, and the upper surface of the first back stay and the second back stay is welded with backboard installation sheet, passes through spiral shell on backboard installation sheet
Mother is separately installed with the first backboard and the second backboard, and the side of the first back stay end is movably installed with lock nut, after second
One end of strut is welded with fixed block, and fixed block is placed in the inner wall of the first back stay end and is fixed by lock nut, the
The other end of two back stays is equipped with the second bottom bar, and back stay is equipped between the first back stay and the second back stay and folds dress
It sets；The back stay folding device is made of first axle set, second hinge set and hinge, first axle set and second hinge set
Inner wall be respectively welded connecting pole, first axle set and second hinge set are separately mounted to the first back stay and the second back stay
Lower surface, hinge is made of the first hinge page, the second hinge page and hinge axis, and the first hinge page and the second hinge page are nested in hinge axis
The surface of outer wall, the first hinge page and the second hinge page offers limiting slot, and the first hinge page and the second hinge page are respectively coated by the first hinge
The inner cavity and connecting pole that chain case and second hinge cover pass through limiting slot.
Preferably, the both ends of first bottom bar and the second bottom bar are nested with Anti-slip cover.
Preferably, the length of first back stay is more than the length of the second back stay.
Preferably, the length of first hinge page is less than the length of first axle set, and the length of the second hinge page is less than second
The length of hinge sleeve.
Preferably, the limiting slot is strip and vertical with hinge axis, and the width of limiting slot is less than the diameter of connecting pole.
Preferably, the limiting slot has four and symmetrical two-by-two in the first hinge page and the second hinge page, single described
Limiting slot is nested with there are two identical connecting pole.
Compared with prior art, the beneficial effects of the utility model are as follows：
The folding between front support rod and back stay may be implemented in this foldable board for lying on back, front support rod folding device, positions spiral shell
Mother passes through connector sleeve and back stay that can lock front support rod folding device, loosens location nut and can be carried out folding, when folding
Back stay rotates around the axis, and the second back stay is folded to the first back stay when back stay folds, and fixed block rises and is bonded place
Effect, the first back stay and the second back stay are fixed when need not fold by lock nut, when needing to fold, loosen locking spiral shell
Mother extracts fixed block, while the first hinge page and the second hinge page being driven to skid off first axle set and second hinge along limiting slot respectively
Set, then can be folded by hinge, simple to operate, and stable structure.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model support construction schematic diagram；
Fig. 3 is the utility model back stay attachment structure schematic diagram；
Fig. 4 is the utility model back stay folding device structural schematic diagram；
Fig. 5 is the utility model front support rod folding device structural schematic diagram.
In figure：1 front support rod, 11 first bottom bars, 12 first support arms, 13 second support arms, 2 front support rod folding devices, 21
Connector sleeve, 22 location nuts, 23 shafts, 3 back stays, 31 first back stays, 311 lock nuts, 32 second back stays, 321 are consolidated
Determine block, 322 second bottom bars, 4 backboard installation sheets, 41 first backboards, 42 second backboards, 5 back stay folding devices, 51 first axles
Set, 52 second hinge sets, 53 hinges, 531 first hinge pages, 532 second hinge pages, 533 hinge axis, 6 connecting poles, 7 limiting slots.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 5 are please referred to Fig.1, a kind of foldable board for lying on back, including front support rod 1, the bottom end of front support rod 1 are equipped with the first bottom bar
11, the top and middle part of front support rod 1 are separately installed with the first support arm 12 and the second support arm 13, the first support arm 12 and second
13 surface of support arm is foamed material, and leg and foot are stuck in the first support arm 12 and the second support arm 13 when use, in preceding branch
Front support rod folding device 2, front support rod folding device 2 are connected on bar 1 between the first support arm 12 and the second support arm 13
The folding between front support rod 1 and back stay 3 may be implemented, front support rod folding device 2 is by connector sleeve 21, location nut 22 and shaft
The upper surface of 23 compositions, connector sleeve 21 is movably installed with location nut 22, and location nut 22 passes through connector sleeve 21 and back stay 3 can
To lock front support rod folding device 2, loosens location nut 22 and can be carried out folding, the side of connector sleeve 21 is equipped with shaft
23, on the outer wall of shaft 23 activity be nested with back stay 3,23 rotation around the shaft of back stay 3 when folding, back stay 3 is by after first
Strut 31 and the second back stay 32 composition, the length of the first back stay 31 are more than the length of the second back stay 32, and back stay 3 folds
When the second back stay 32 folded to the first back stay 31, the upper surface of the first back stay 31 and the second back stay 32 is welded with backboard
Installation sheet 4 is separately installed with the first backboard 41 and the second backboard 42, the first backboard 41 and on backboard installation sheet 4 by nut
Two backboards 42 are generally bonded the arc of human body, and the side of 31 end of the first back stay is movably installed with lock nut 311, and second
One end of back stay 32 is welded with fixed block 321, and fixed block 321 plays a part of to be bonded place, and fixed block 321 is placed in first
The inner wall of 31 end of back stay is simultaneously fixed by lock nut 311, after fixing first by lock nut 311 when need not fold
Strut 31 and the second back stay 32 need extraction fixed block 321 after loosening lock nut 311 when folding to can be folded, grasp
Make simple and convenient, and stable structure, the other end of the second back stay 32 are equipped with the second bottom bar 322, the first bottom bar 11 and
The both ends of two bottom bars 322 are nested with Anti-slip cover, prevent board for lying on back sliding when in use from causing danger, the first back stay 31 and second
Back stay folding device 5 is installed, back stay folding device 5 is by first axle set 51, second hinge set 52 between back stay 32
It is formed with hinge 53, the inner wall of first axle set 51 and second hinge set 52 is respectively welded connecting pole 6, and first axle covers 51 Hes
The lower surfaces that second hinge set 52 is separately mounted to the first back stay 31 and the second back stay 32, hinge 53 by the first hinge page 531,
Second hinge page 532 and hinge axis 533 form, and the first hinge page 531 and the second hinge page 532 are nested in the outer wall of hinge axis 533, and first
The length of hinge page 531 is less than the length of first axle set 51, and the length of the second hinge page 532 is less than the length of second hinge set 52,
The surface of first hinge page 531 and the second hinge page 532 offers limiting slot 7, and the first hinge page 531 and the second hinge page 532 are respectively coated by
In the inner cavity of first axle set 51 and second hinge set 52 and connecting pole 6 is across limiting slot 7, and limiting slot 7 is strip and and hinge
Chain rivet 533 is vertical, and the width of limiting slot 7 is less than the diameter of connecting pole 6, and limiting slot 7 has four and in the first hinge page 531 and second
Symmetrical two-by-two in hinge page 532, single limiting slot 7 is nested with there are two identical connecting pole 6, when folding, loosens locking spiral shell
Mother 311 extracts fixed block 321, while the first hinge page 531 and the second hinge page 532 being driven to skid off first axle along limiting slot 7 respectively
Set 51 and second hinge set 52, then can be folded by hinge 53.
In summary：This foldable board for lying on back, front support rod folding device 2 may be implemented between front support rod 1 and back stay 3
It folds, location nut 22 passes through connector sleeve 21 and back stay 3 that can lock front support rod folding device 2, loosens location nut 22 just
It can be folded, 23 rotation around the shaft of back stay 3 when folding, the second back stay 32 is to the first back stay when back stay 3 folds
31 fold, and fixed block 321 plays a part of to be bonded place, and the first back stay is fixed by lock nut 311 when need not fold
31 and second back stay 32, when needing to fold, lock nut 311 is loosened, extracts fixed block 321, while driving the first hinge page 531
With the second hinge page 532 respectively along limiting slot 7 skid off first axle set 51 and second hinge set 52, then can by hinge 53 into
Row folds, simple to operate, and stable structure.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of foldable board for lying on back, including front support rod (1), it is characterised in that：The bottom end of the front support rod (1) is equipped with first
Bottom bar (11), the top and middle part of front support rod (1) are separately installed with the first support arm (12) and the second support arm (13), in preceding branch
Front support rod folding device (2) is connected on bar (1) between the first support arm (12) and the second support arm (13)；Branch before described
Bar folding device (2) is made of connector sleeve (21), location nut (22) and shaft (23), the upper surface activity peace of connector sleeve (21)
Equipped with location nut (22), the side of connector sleeve (21) is equipped with shaft (23), after activity is nested on the outer wall of shaft (23)
Strut (3)；The back stay (3) is made of the first back stay (31) and the second back stay (32), the first back stay (31) and
The upper surface of two back stays (32) is welded with backboard installation sheet (4), and first is separately installed with by nut on backboard installation sheet (4)
Backboard (41) and the second backboard (42), the side of the first back stay (31) end are movably installed with lock nut (311), after second
One end of strut (32) is welded with fixed block (321), and fixed block (321) is placed in the inner wall of the first back stay (31) end and leads to
It is fixed to cross lock nut (311), the other end of the second back stay (32) is equipped with the second bottom bar (322), the first back stay (31)
And second be equipped with back stay folding device (5) between back stay (32)；The back stay folding device (5) is by first axle set
(51), the inner wall of second hinge set (52) and hinge (53) composition, first axle set (51) and second hinge set (52) welds respectively
It is connected to connecting pole (6), after first axle set (51) and second hinge set (52) are separately mounted to the first back stay (31) and second
The lower surface of strut (32), hinge (53) are made of the first hinge page (531), the second hinge page (532) and hinge axis (533), and first
Hinge page (531) and the second hinge page (532) are nested in the outer wall of hinge axis (533), the first hinge page (531) and the second hinge page (532)
Surface offer limiting slot (7), the first hinge page (531) and the second hinge page (532) be respectively coated by first axle set (51) and
The inner cavity of second hinge set (52) and connecting pole (6) passes through limiting slot (7).
2. a kind of foldable board for lying on back according to claim 1, it is characterised in that：First bottom bar (11) and the second bottom
The both ends of bar (322) are nested with Anti-slip cover.
3. a kind of foldable board for lying on back according to claim 1, it is characterised in that：The length of first back stay (31)
More than the length of the second back stay (32).
4. a kind of foldable board for lying on back according to claim 1, it is characterised in that：The length of first hinge page (531)
Less than the length of first axle set (51), the length of the second hinge page (532) is less than the length of second hinge set (52).
5. a kind of foldable board for lying on back according to claim 1, it is characterised in that：The limiting slot (7) be strip and
Vertically with hinge axis (533), the width of limiting slot (7) is less than the diameter of connecting pole (6).
6. a kind of foldable board for lying on back according to claim 1, it is characterised in that：The limiting slot (7) there are four and
Symmetrical two-by-two in first hinge page (531) and the second hinge page (532), the single limiting slot (7) is nested with that there are two identical
Connecting pole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820071426.XU CN207785776U (en) | 2018-01-16 | 2018-01-16 | A kind of foldable board for lying on back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820071426.XU CN207785776U (en) | 2018-01-16 | 2018-01-16 | A kind of foldable board for lying on back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207785776U true CN207785776U (en) | 2018-08-31 |
Family
ID=63272279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820071426.XU Expired - Fee Related CN207785776U (en) | 2018-01-16 | 2018-01-16 | A kind of foldable board for lying on back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207785776U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110827695A (en) * | 2019-12-24 | 2020-02-21 | Oppo广东移动通信有限公司 | Electronic device |
-
2018
- 2018-01-16 CN CN201820071426.XU patent/CN207785776U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110827695A (en) * | 2019-12-24 | 2020-02-21 | Oppo广东移动通信有限公司 | Electronic device |
| CN110827695B (en) * | 2019-12-24 | 2022-01-04 | Oppo广东移动通信有限公司 | Electronic device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201521515U (en) | Connector for connecting bars | |
| CN207785776U (en) | A kind of foldable board for lying on back | |
| CN207041216U (en) | A kind of folding table | |
| CN209073710U (en) | A kind of outdoor folding table that stability is high | |
| CN105852507B (en) | A kind of shockproof high sunken bed | |
| CN204797285U (en) | Folding bed | |
| CN209990441U (en) | Ladder convenient to fold | |
| CN207445464U (en) | A kind of household multifunctional combined gymnastic apparatus | |
| CN206304275U (en) | A kind of connected mode of trampoline leg pipe | |
| CN207400573U (en) | A kind of new type foldable bedstead | |
| CN203342309U (en) | X-shaped integral badminton net rack | |
| CN206000439U (en) | Folding climbing ladder | |
| CN205936363U (en) | Stable form power maintenance ladder | |
| CN206979284U (en) | Children have a meal spoon | |
| CN206730359U (en) | A kind of collapsible dumbbell chair | |
| CN108079533A (en) | Fold badminton grid frame | |
| CN207697318U (en) | Automatic page turning bookshelf | |
| CN205400559U (en) | Constructional climbing ladder | |
| CN205516304U (en) | Novel portable foldable football door | |
| CN207697874U (en) | A kind of bicycle support connection structure | |
| CN209900647U (en) | Folding table tennis table | |
| CN206867647U (en) | Folded form croquet frame | |
| CN205164024U (en) | Take connecting rod to turn round waist machine of marking time | |
| CN210227543U (en) | Folding bed | |
| CN212233826U (en) | Folding bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 Termination date: 20190116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |