CN210476870U - Linkage folding foot rest - Google Patents
Linkage folding foot rest Download PDFInfo
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- CN210476870U CN210476870U CN201921247966.XU CN201921247966U CN210476870U CN 210476870 U CN210476870 U CN 210476870U CN 201921247966 U CN201921247966 U CN 201921247966U CN 210476870 U CN210476870 U CN 210476870U
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- foot
- stay
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- hinge
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Abstract
The utility model relates to a linkage folding foot rest, which comprises two parallel foot supports, wherein each foot support comprises a cross beam piece and a foot rod, and is characterized in that one end of the cross beam piece is arranged as a hinged end, the other end is arranged as an operation end, the side wall of the cross beam piece is provided with a slide rail, and the end part of the slide rail is provided with a section of locking slide rail; the upper end of the first foot rod is hinged to the cross beam piece, the upper end of the second foot rod is hinged to the upper portion of the first foot rod, the upper end of the third foot rod is connected to the locking slide rail in a sliding mode through a pin shaft, and the lower end of the third foot rod is hinged to the lower portion of the first foot rod; and a locking mechanism is arranged at the operating end of the cross beam piece and above the locking slide rail. The utility model drives the first foot rod to rotate and fold through the sliding and overturning of the third foot rod and drives the second foot rod to fold under the coordination of the folding stay, thereby completing the folding of the foot stand by one-step operation; the locking mechanism is further arranged, and the locking and unlocking of the foot rods are realized by the clamping fit of the rotatable locking clamping groove and the pin shaft.
Description
Technical Field
The utility model belongs to the carpenter's workstation field, concretely relates to foot rest is folded in linkage.
Background
The woodworking table is used for clamping wood so as to process and treat the wood. In order to reduce the occupied space of the workbench so as to be convenient for storage, carrying and transportation, the foot rest of the workbench can be folded. Common folding structures include single leg bar folding alone, X-shaped leg bar folding in a crossed manner, herringbone leg bars folded together first and then folded in an inverted manner, and the like. The folding structure needs to be completed in multiple steps during folding operation, or the folded foot rest and the table top are not compact enough.
Disclosure of Invention
The utility model discloses mainly to the problem that the foot rest folding structure exists, invented a linkage folding foot rest, have crossbeam spare, many foot bars and three folding stays, slide through a certain foot bar and overturn and drive the rotatory folding of another foot bar, drive the folding of other foot bars under the cooperation of folding stay again, the foot rest is folded in one-step operation completion; the locking mechanism is further arranged, and the locking and unlocking of the foot rods are realized by the clamping fit of the rotatable locking clamping groove and the pin shaft.
The above technical problem of the present invention can be solved by the following technical solutions: the utility model provides a folding foot rest of linkage, includes two parallel and the same foot supports of structure, each foot support includes horizontally crossbeam spare, articulates in the foot pole of crossbeam spare, its characterized in that, the one end of crossbeam spare sets up to the hinged end, and the other end sets up to the operation end, is provided with the slide rail on the lateral wall of crossbeam spare, the slide rail extends to the hinged end from the operation end axial of crossbeam spare, and the tip that is close to the operation end of slide rail has vertical one section locking slide rail that upwards extends the formation.
The upper end of the first foot rod is hinged to the hinged end of the cross beam piece through a hinge piece, the first foot rod is inclined, and the lower end of the first foot rod extends downwards in the direction of the operating end of the cross beam piece in an inclined mode; the upper end of the second foot bar is hinged to the upper part of the first foot bar through a hinge piece, and the second foot bar inclines towards the direction far away from the first foot bar; the upper end of the third foot rod is connected with the locking slide rail in a sliding way through a pin shaft, and the lower end of the third foot rod is hinged to the lower part of the first foot rod through a hinge piece.
The cross beam piece is arranged in a hollow half-square tubular shape, the cross section of the cross beam piece is U-shaped, and the cross beam piece comprises a top plate, a left side plate and a right side plate which are respectively vertical to two sides of the top plate; the left side plate and the right side plate are provided with a slide rail and a locking slide rail which are horizontally aligned; the upper end of the third foot rod is positioned between the left side plate and the right side plate; the upper end of the first foot bar is positioned between the ends of the left side plate and the right side plate.
After the upper end of the third foot rod slides along the slide rail, the lower end of the third foot rod is lifted along with upward inclination, so that the lower end of the first foot rod is driven to be synchronously lifted in an inclined manner, and the first foot rod integrally rotates upward; because the three-section type folding stay is connected among the first foot rod, the second foot rod and the third foot rod, the second foot rod is driven to gradually rotate towards the first foot rod to approach; finally, the third foot bar, the first foot bar and the second foot bar are folded to be horizontal and are sequentially stacked from top to bottom; the folded foot rest is parallel to the cross beam piece and clings to the lower part of the cross beam piece.
At the operating end of crossbeam spare, and the top of locking the slide rail sets up locking mechanism, and locking mechanism passes through the articulated elements and articulates in the lateral wall of crossbeam spare, and locking mechanism is provided with the locking draw-in groove of indent, works as when the round pin axle is in the upper end of locking the slide rail, thereby locking draw-in groove can restrict the round pin axle with round pin axle block and move down. When locking operation is carried out, the locking clamping groove clamps the pin shaft from bottom to top, the pin shaft and the third foot rod are lifted up in a small range while rotating until the pin shaft is locked at the upper end of the locking slide rail and cannot slide along the slide rail. When the locking clamping groove and the pin shaft are mutually separated, the pin shaft moves downwards into the sliding rail, moves along the sliding rail and drives the third foot rod to rotate; when the pin shaft slides to the other end of the sliding rail, the third foot rod is horizontal.
And three-section folding supporting strips are connected among the middle parts of the first foot rod, the second foot rod and the third foot rod.
Preferably, the folding stay comprises a first stay, a second stay and a third stay; the middle part of the first stay is hinged to the middle part of the first foot rod through a hinge; one end of the second stay is hinged to the middle part of the second foot rod through a hinge, and the other end of the second stay is hinged to the end part of the first stay through the hinge; one end of the third stay is hinged to the middle part of the third foot rod through a hinge, and the other end of the third stay is hinged to the end part of the first stay through the hinge; the hinge parts can adopt a rivet, a pin and other structures.
Preferably, a first stopper for restricting a rotation direction is provided at a hinge portion of the first stay and the second stay, and a second stopper for restricting a rotation direction is provided at a hinge portion of the first stay and the third stay.
Preferably, the first limiting piece is arranged as a folded edge which is formed by extending vertically relative to the side edge of the first stay or the second stay; the second limiting piece is arranged to be a folded edge formed by extending vertically relative to the side edge of the first stay or the third stay.
Preferably, the middle part of the first stay has a relatively inclined bent part, and the middle part of the third stay has a relatively inclined bent part.
The folding supporting strips are folded in a Z shape, the third supporting strips and the first supporting strips are folded to drive the third supporting strips and the first supporting strips to rotate and fold relatively, and the second supporting strips are driven to rotate and approach the first supporting strips gradually by the action of the first supporting strips.
Preferably, the locking mechanism comprises a mounting part and a locking clamping groove, and the mounting part is provided with a horizontally-through mounting through hole; simultaneously, the articulated column is fixed perpendicularly on the lateral wall of crossbeam spare, and the installation department passes through the installation through-hole and connects in this articulated column. The installation part is integrally rotated to drive the locking clamping groove to rotate.
Preferably, the locking mechanisms at the operating ends of the two parallel cross beam pieces face each other, the operating cross plate is connected between the two opposite mounting parts, and external force acts on the operating cross plate to drive the mounting parts to rotate so as to mutually clamp or separate the locking clamping grooves and the pin shafts. The operation diaphragm has connected two installation departments simultaneously, and after external force acted on the operation diaphragm made its upset, two installation departments and locking draw-in groove synchronous revolution accomplished the operation of locking or unblock.
Preferably, still be connected with limit baffle between two installation departments that the position is relative, the lower limb of two tip of limit baffle all is provided with the spacing groove, simultaneously, the articulated post on connect the torsional spring, the torsional spring can imbed in the spacing groove towards the steel wire member that the limit baffle direction extends. Avoid operation diaphragm and limit baffle to rotate excessively.
Preferably, the cross-bar piece is connected between the two parallel foot supports, the two parallel third foot rods and the cross-bar piece is connected between the two parallel second foot rods, so that the two foot supports are linked, and the firmness of the whole foot stand is improved.
Preferably, the upper end of the second foot rod is connected with the hinge seat, and the lower end of the third foot rod is connected with the hinge seat; the main body of the hinge seat is sleeved on the foot rod, the side wall of the hinge seat main body is connected with two parallel hinged plates with shaft holes, and the two hinged plates are clamped at the two sides of the foot rod and are hinged through pins. The hinged seat and the hinged plate are used for realizing the hinging between the foot rods on one hand and controlling the distance between the folded foot rods and the foot rods on the other hand, and the length of the hinged plate is set according to the width or the diameter of the foot rods, so that the gap between the folded foot rods is reduced as much as possible.
To sum up, compared with the prior art, the utility model has the following advantages:
the utility model has a cross beam piece, a three-leg rod and a three-folding stay, and drives the first leg rod to rotate and fold through the sliding and turning of the third leg rod and drives the second leg rod to fold under the matching of the folding stay, thereby completing the folding of the foot rest in one step; the utility model discloses still have locking mechanism, utilize the block cooperation of rotatable locking draw-in groove and round pin axle, realize locking and the unblock to the foot pole.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a side view of the present invention;
fig. 5 is a schematic view of the folding process of the present invention.
The reference numbers in the figures are: 1. a foot support; 11. a first leg bar; 12. a second leg bar; 13. a third leg bar; 2. a cross member; 3. a slide rail; 4. locking the slide rail; 5. a pin shaft; 6. a locking mechanism; 61. locking the clamping groove; 62. an installation part; 63. a hinged column; 64. operating the transverse plate; 65. a limit baffle; 66. a limiting groove; 67. a crosspiece member; 7. folding the stay; 71. a first stay; 72. a second stay; 73. a third stay; 74. a first limiting member; 75. a second limiting member; 8. a hinged seat.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1:
as shown in fig. 1, 2, 3 and 4, the linkage folding foot stool comprises two parallel foot supports 1 with the same structure, each foot support 1 comprises a horizontal cross beam piece 2 and a foot rod hinged to the cross beam piece 2, and the foot rods are arranged in a hollow semi-square tube shape or a hollow semi-circular tube shape.
The cross beam member 2 is in a hollow half-square tube shape, the cross section of the cross beam member is U-shaped, and the cross beam member is composed of a top plate, a left side plate and a right side plate which are respectively vertical to two sides of the top plate; one end of the beam member 2 is set as a hinged end and the other end is set as an operating end.
The symmetry sets up the slide rail 3 that the level aligns on the left side board of crossbeam spare 2 and the right side board, and slide rail 3 is the groove of one fretwork and extends to the hinged end from the operation end axial of crossbeam spare 2, and the tip that is close to the operation end of slide rail 3 has vertical one section locking slide rail 4 that upwards extends the formation.
The upper end of the first foot rod 11 is hinged to the hinged end of the cross beam member 2 through a hinged member such as a rivet or a pin, and the upper end of the first foot rod 11 is positioned between the left side plate and the right side plate of the cross beam member 2; the first leg 11 is inclined and the lower end of the first leg 11 extends obliquely downwards in the direction of the operative end of the cross member 2.
The upper end of the second leg 12 is hinged to the upper portion of the first leg 11 by a hinge such as a rivet or a pin, and the second leg 12 is inclined in a direction away from the first leg 11.
The upper end of the third leg bar 13 is slidably connected to the locking slide rail 4 through a pin 5, and the lower end of the third leg bar 13 is hinged to the lower part of the first leg bar 11 through a hinge member such as a rivet or a pin.
A crosspiece 67 is connected between the two parallel third leg rods 13, the crosspiece 67 being located at the lower part of the third leg rods 13; a crosspiece 67 is connected between the two parallel second leg rods 12, the crosspiece 67 being located at the lower part of the second leg rods 12; crosspiece piece 67 sets up to be the plate of right angle bending, including horizontal plate and vertical board, and the face of horizontal plate has a plurality of through-holes for hang interim instrument or place interim instrument.
The upper end of the second foot rod 12 is connected with the hinge seat 8, and the lower end of the third foot rod 13 is connected with the hinge seat 8; the main body of the hinge seat 8 is a semi-tubular shaft sleeve matched with the structure of the foot rod, the main body of the hinge seat 8 is sleeved on the foot rod, the edges of two side walls of an opening of the main body of the hinge seat 8 extend to form two parallel hinge plates, shaft holes are formed in the hinge plates, and the two hinge plates are clamped on two sides of the foot rod and are hinged through pins.
A locking mechanism 6 is arranged at the operation end of the cross beam member 2 and above the locking slide rail 4, the locking mechanism 6 mainly comprises an installation part 62 and a locking clamping groove 61, the installation part 62 is a plate, and the upper part of the installation part is provided with a horizontally through installation through hole; the locking clamping groove 61 is positioned at the lower part of the mounting part 62 and is formed by inwards recessing from the edge of the mounting part 62; meanwhile, a hinge post 63 is vertically fixed on a side wall of the cross member 2 facing the other cross member 2, and the mounting part 62 is connected to the hinge post 63 through a mounting through-hole; when the pin 5 is located at the upper end of the locking slide rail 4, the locking clamping groove 61 can be clamped with the pin 5 so as to limit the pin 5 to move downwards.
The locking mechanisms 6 at the operating ends of the two parallel cross beam pieces 2 face each other, an operating transverse plate 64 is connected between the two mounting parts 62 which are opposite in position, and the operating transverse plate 64 is horizontally connected between the two cross beam pieces 2; when an external force acts on the operation transverse plate 64, the mounting portion 62 can be driven to rotate, and the locking slot 61 and the pin 5 are clamped or separated from each other.
Still be connected with limit baffle 65 between two relative installation departments in position 62, limit baffle 65 and operation diaphragm 64 are in the relative both sides in position, and the lower limb of two tip of limit baffle 65 all is provided with sunken spacing groove 66, simultaneously articulated post 63 on connect the torsional spring, the torsional spring can imbed in spacing groove 66 towards the wire rod spare that limit baffle 65 direction extended to restriction rotation amplitude.
The middle parts of the first foot bar 11, the second foot bar 12 and the third foot bar 13 are connected with a three-section type folding stay 7; the folding stay is mainly formed by connecting a right first stay 71, a second stay 72 and a third stay 73.
The middle part of the first stay 71 is hinged to the middle part of the first foot rod 11 through a hinge member such as a rivet or a pin; one end of the second stay 72 is hinged to the middle part of the second leg 12 through a hinge such as a rivet or a pin, and the other end of the second stay 72 is hinged to the end part of the first stay 71 through a hinge such as a rivet or a pin; one end of the third stay 73 is hinged to the middle of the third leg bar 13 by a hinge such as a rivet or a pin, and the other end of the third stay 73 is hinged to the end of the first stay 71 by a hinge such as a rivet or a pin.
A first restricting member 74 for restricting a rotation direction at a hinge portion of the first stay 71 and the second stay 72; specifically, the first restriction member 74 is provided as a folded edge extending perpendicularly with respect to the side edge of the first stay 71, the folded edge being below the hinge portion; a second restricting member 75 for restricting the rotation direction at the hinge portion of the first stay 71 and the third stay 73; specifically, the second restriction member 75 is provided as a folded edge extending perpendicularly with respect to the side edge of the first stay 71, the folded edge being above the hinge portion.
In order to match the offset distance between the leg bars, the middle of the first stay 71 has a relatively inclined bent portion, and the middle of the third stay 73 also has a relatively inclined bent portion, so as to prevent the stay from being forcibly twisted due to the offset of the leg bars.
As shown in fig. 5, the folding process is: unlocking the locking mechanism, and after the upper end of the third foot rod slides along the slide rail, lifting the lower end of the third foot rod along with upward inclination, so that the lower end of the first foot rod is driven to be synchronously inclined and lifted, and the first foot rod integrally rotates upward; under the action of the folding stay, the second foot rod is driven to gradually rotate towards the first foot rod to approach; finally, the third foot bar, the first foot bar and the second foot bar are folded to be horizontal and are sequentially stacked from top to bottom; the folded foot rest is parallel to the cross beam piece and clings to the lower part of the cross beam piece.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. A linkage folding foot rest comprises two parallel foot supports (1) with the same structure, wherein each foot support comprises a horizontal cross beam piece (2) and a foot rod hinged to the cross beam piece, and is characterized in that one end of the cross beam piece is arranged to be a hinged end, the other end of the cross beam piece is arranged to be an operating end, a sliding rail (3) is arranged on the side wall of the cross beam piece, the sliding rail axially extends to the hinged end from the operating end of the cross beam piece, and a section of locking sliding rail (4) formed by vertically and upwardly extending is arranged at the end part, close to the operating end, of the sliding rail;
the upper end of the first foot rod (11) is hinged to the hinged end of the cross beam piece through a hinge piece, the first foot rod is inclined, and the lower end of the first foot rod extends downwards in the direction of the operating end of the cross beam piece in an inclined mode;
the upper end of the second foot bar (12) is hinged to the upper part of the first foot bar through a hinge part, and the second foot bar inclines towards the direction far away from the first foot bar;
the upper end of the third foot rod (13) is connected with the locking slide rail in a sliding way through a pin shaft (5), and the lower end of the third foot rod is hinged to the lower part of the first foot rod through a hinge piece;
a locking mechanism (6) is arranged at the operating end of the cross beam piece and above the locking slide rail, the locking mechanism is hinged to the side wall of the cross beam piece through a hinge piece, the locking mechanism is provided with an inwards concave locking clamping groove (61), and when the pin shaft is positioned at the upper end of the locking slide rail, the locking clamping groove can be clamped with the pin shaft so as to limit the pin shaft to move downwards;
and a three-section folding stay (7) is connected among the middle parts of the first foot rod, the second foot rod and the third foot rod.
2. A linked folding foot rest according to claim 1, characterized in that said folding stays comprise a first stay (71), a second stay (72), a third stay (73); the middle part of the first stay is hinged to the middle part of the first foot rod through a hinge; one end of the second stay is hinged to the middle part of the second foot rod through a hinge, and the other end of the second stay is hinged to the end part of the first stay through the hinge; one end of the third stay is hinged to the middle part of the third foot rod through a hinge piece, and the other end of the third stay is hinged to the end part of the first stay through the hinge piece.
3. A linked foldable horse according to claim 2, characterized in that a first restriction member (74) for restricting the direction of rotation is provided at the hinge point of the first stay and the second stay, and a second restriction member (75) for restricting the direction of rotation is provided at the hinge point of the first stay and the third stay.
4. A linked folding foot rest according to claim 3, wherein the first limiting member is provided as a flap extending perpendicularly relative to the first stay or the second stay side; the second limiting piece is arranged to be a folded edge formed by extending vertically relative to the side edge of the first stay or the third stay.
5. The linkage foldable horse according to claim 4, characterized in that the middle part of the first stay has a relatively inclined bent part, and the middle part of the third stay has a relatively inclined bent part.
6. The linkage folding foot stool according to the claim 1, characterized in that the locking mechanism comprises a mounting part (62) and a locking clamping groove (61), the mounting part is provided with a horizontally through mounting through hole; meanwhile, a hinge column (63) is vertically fixed on the side wall of the cross beam member, and the mounting part is connected to the hinge column through a mounting through hole.
7. A linkage folding foot stool according to claim 6, wherein the two parallel cross beam members have locking mechanisms at their operating ends facing each other, and an operating cross plate (64) is connected between the two opposite mounting portions, and an external force acts on the operating cross plate to drive the mounting portions to rotate, thereby engaging or disengaging the locking slots with the pins.
8. A linkage folding foot stool according to claim 7, characterized in that a limit baffle (65) is connected between the two opposite mounting parts, the lower edges of the two end parts of the limit baffle are respectively provided with a limit groove (66), meanwhile, a torsion spring is connected to the hinge post, and a steel wire rod part extending out of the torsion spring towards the limit baffle can be embedded into the limit groove.
9. A linked folding foot rest according to claim 1, wherein a crosspiece (67) is connected between the two parallel leg supports, between the two parallel third leg bars, and between the two parallel second leg bars.
10. A linked folding foot rest according to claim 1, wherein the upper end of the second foot bar is connected with a hinged seat (8), and the lower end of the third foot bar is connected with a hinged seat; the main body of the hinge seat is sleeved on the foot rod, the side wall of the hinge seat main body is connected with two parallel hinged plates with shaft holes, and the two hinged plates are clamped at the two sides of the foot rod and are hinged through pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921247966.XU CN210476870U (en) | 2019-08-02 | 2019-08-02 | Linkage folding foot rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921247966.XU CN210476870U (en) | 2019-08-02 | 2019-08-02 | Linkage folding foot rest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210476870U true CN210476870U (en) | 2020-05-08 |
Family
ID=70534250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921247966.XU Active CN210476870U (en) | 2019-08-02 | 2019-08-02 | Linkage folding foot rest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210476870U (en) |
-
2019
- 2019-08-02 CN CN201921247966.XU patent/CN210476870U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Lianguan Technology Co.,Ltd. Assignor: JINHUA YAHU TOOLS Co.,Ltd. Contract record no.: X2021330000250 Denomination of utility model: Linkage folding tripod Granted publication date: 20200508 License type: Common License Record date: 20210914 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Zhejiang Lianguan Technology Co.,Ltd. Assignor: JINHUA YAHU TOOLS Co.,Ltd. Contract record no.: X2021330000250 Date of cancellation: 20230315 |
|
| EC01 | Cancellation of recordation of patent licensing contract |