CN114451725A - Angle-adjustable footstool - Google Patents
Angle-adjustable footstool Download PDFInfo
- Publication number
- CN114451725A CN114451725A CN202210244728.3A CN202210244728A CN114451725A CN 114451725 A CN114451725 A CN 114451725A CN 202210244728 A CN202210244728 A CN 202210244728A CN 114451725 A CN114451725 A CN 114451725A
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- positioning
- telescopic pipe
- rod
- support rod
- locking block
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- 238000000034 method Methods 0.000 claims abstract description 3
- 230000001174 ascending effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 description 5
- 238000005192 partition Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C9/00—Stools for specified purposes
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/002—Chair or stool bases
Abstract
The invention discloses an angle-adjustable footstool, which comprises a footstool seat (1), a base (2) and a supporting frame for connecting the footstool seat (1) and the base (2); the method is characterized in that: the support frame includes first bracing piece (3) and second bracing piece (4), at the ascending adjustment state of foot mount seat (1), foot mount seat (1) up swings and pulls second bracing piece (4) extension in step, through location structure location in arbitrary position, at foot mount seat (1) downward adjustment state, makes location structure lose the location to second bracing piece (4) through regulating plate (5), foot mount seat (1) pushes down and makes second bracing piece (4) shrink. The footstool is simple in structure, can be automatically positioned at any position during up-adjustment, and enables the angle adjustment to be more convenient.
Description
Technical Field
The invention relates to the technical field of household articles, in particular to an angle-adjustable footstool.
Background
The footrest is a low stool with support legs, is used as a matched article of a chair or a sofa, generally has a storage function besides a leg-rest function, and becomes essential furniture for fashionable home.
There has been disclosed a ottoman device in which a ottoman main body having a leg rest surface is rotatable between a storage position folded along a front portion of a seat cushion and a use position extending in a horizontal direction toward a front of the seat cushion, wherein the ottoman main body is rotatably connected to the seat cushion via a link mechanism, the ottoman main body has an ottoman frame connected to the link mechanism, an ottoman base disposed on the back surface of the leg-rest surface, and a connection mechanism connecting the ottoman frame and the ottoman base, the attachment mechanism has an attachment arm that changes the relative angle of the footrest base with respect to the footrest frame, in the use position, the relative angle of the footrest base with respect to the footrest frame is changed via the connecting arm, thus, the angle of the leg rest surface can be adjusted while maintaining the opening angle of the ottoman body relative to the seat cushion. The footrest device with the structure is connected with the sofa, the two link mechanisms of a user are connected with the chair, and the adopted multi-link structure has complex structure and inconvenient adjustment.
The lower end of the supporting frame is arranged on the supporting leg, the upper end of the supporting frame is a connecting part, the sliding supporting part is fixedly arranged on the connecting part, the sliding part is vertically arranged, and arc-shaped rails are arranged on two side faces of the sliding part; the sliding support piece is an assembly and comprises a sliding support piece a and a sliding support piece b, arc-shaped clamping grooves matched with the arc-shaped rails are respectively arranged on the surfaces, opposite to the arc-shaped rails, of the sliding support piece a and the sliding support piece b, and the sliding piece is clamped between the sliding support piece a and the sliding support piece b through the arc-shaped rails arranged on the sliding piece; the upper cover is mounted on the slider. When the posture of the legs of the human body is changed, a certain acting force is applied to the upper cover, the upper cover transmits the acting force to the sliding part connected with the upper cover, the sliding part is driven to move along the arc-shaped clamping groove of the sliding support part, and the upper cover stops moving at the same time until the legs of the human body are adjusted to the most comfortable posture. The upper cover of the leg rest can move along with the sliding piece along with the change of the posture of the legs of the human body, and the optimal comfort of the user is ensured. The sliding part moves along the arc-shaped clamping groove of the sliding support part, the angle adjustment range is limited, and a user cannot select an optimal angle at will, so that the operation is complicated.
Disclosure of Invention
The invention aims to solve the technical problem of providing an angle-adjustable footstool which is simple in structure, can be self-positioned at any position during up-adjustment and enables the angle adjustment to be more convenient.
The technical scheme of the invention is that the angle-adjustable foot stool with the following structure is provided, and comprises a foot stool seat, a base and a supporting frame for connecting the foot stool seat and the base; the method is characterized in that: the support frame comprises a first support rod and a second support rod, the bottom of the first support rod is fixed with the base, the top of the first support rod is hinged with the rear end of the foot rest seat and is far away from one side of the human body, and a first hinge shaft is arranged in the hinged position; the bottom of the second support rod is hinged with the middle part of the first support rod, the top of the second support rod is hinged with the front end of the foot mount seat and is close to one side of the human body, and a second hinge shaft is arranged in the hinged part; the second support rod is linearly telescopic along the length direction and is provided with a positioning structure, and an adjusting plate is arranged on the positioning structure; when the foot rest is in an upward adjusting state, the foot rest swings upwards and synchronously pulls the second support rod to extend, and the second support rod is positioned at any position through the positioning structure, at the moment, the foot rest swings upwards by taking the center of the first hinge shaft, and the top of the second support rod rotates by taking the second hinge shaft as the center; when the foot rest base is in a downward adjusting state, the positioning structure loses the positioning of the second support rod through the adjusting plate, the foot rest base is pressed downwards to enable the second support rod to contract, the foot rest base is pushed to swing downwards by taking the first hinge shaft as the center, and meanwhile the top of the second support rod rotates by taking the second hinge shaft as the center; after the foot rest base is adjusted downwards, the adjusting plate is reset and the second supporting rod is positioned at one position through the positioning structure.
The second support rod comprises a first telescopic pipe and a second telescopic pipe, and one part of the second telescopic pipe is telescopic in the first telescopic pipe.
The positioning structure comprises a positioning rod, a locking block and an elastic piece, and the positioning rod penetrates through the first telescopic pipe and the second telescopic pipe; one end of the positioning rod is connected with one end of the first telescopic pipe, which is hinged, and the other end of the positioning rod movably penetrates through a guide hole in the second telescopic pipe; the lateral wall of locating lever is equipped with a plurality of interval arrangements's constant head tank along length direction, the middle part of locking piece is equipped with the locating hole, the locating lever passes the locating hole, the locking piece is established in the second expansion pipe, and one end swing joint is in the second expansion pipe, the elastic component is connected at the other end of locking piece, and at the orientation state the edge that the elastic component promoted the locating hole inlays mutually with the constant head tank of one of them on the locating lever and makes locating lever axial positioning, under the orientation state contained angle between locating lever and the locking piece is less than 90 degrees.
The edge of the positioning hole is at least provided with a straight edge which is embedded with the positioning groove in a positioning state.
The elastic piece is a spiral spring, one end of the elastic piece is fixed on the positioning rod, the other end of the elastic piece is fixed on the inner side of the end part of the second telescopic pipe, and the locking block enables the straight edge of the positioning hole to be embedded with the positioning groove all the time under the pushing of the elastic piece.
When the included angle between the positioning rod and the locking block is smaller than 90 degrees in a positioning state, the swinging fulcrum of the locking block is close to the first telescopic pipe, and one end connected with the elastic piece is far away from the first telescopic pipe.
The roof of the second telescopic pipe is a movable plate and slides linearly along the top surface of the second telescopic pipe, a driving hole is formed in the movable plate, the driving hole is close to the side A of the first telescopic pipe, the other side of the first telescopic pipe is the side B, a lug is arranged on the locking block and penetrates through the driving hole, and the movable plate pushes the lug through the side wall when sliding, so that the locking block is driven to swing.
The adjusting plate is sleeved outside the second hinge shaft, and one end of the adjusting plate is fixed with the movable plate, so that the movable plate is driven to stretch; in the positioning state, the elastic piece pushes the edge of the positioning hole to be embedded with one positioning groove on the positioning rod so as to axially position the positioning rod; when the foot stool is adjusted upwards, the second extension tube is pulled away from the first extension tube, the side B of the driving hole is abutted against the convex block, the locking block has a movable space, one end of the locking block compresses the elastic sheet, the edge of the positioning hole and the positioning groove are not positioned, and the second extension tube and the first extension tube are extended to be lengthened. When the foot rest is in a downward adjusting state, the adjusting plate rotates upwards to enable the movable plate to retract inwards, the side wall of the driving hole pushes the convex block to move towards the first telescopic pipe, the convex block drives the locking block to extrude the elastic piece, the side wall of the locking block and the positioning groove are free from external force, the positioning rod loses positioning to enable the second telescopic pipe and the locking block to slide towards the first telescopic pipe along the positioning rod, and the second telescopic pipe and the first telescopic pipe retract inwards to shorten;
the bottom of the foot rest base is provided with a supporting plate, the supporting plate is fixed with the foot rest base and is provided with a through hole, and the first hinge shaft and the second hinge shaft are located in a space formed by the fixing of the supporting plate and the foot rest base.
After the steps are adopted, compared with the prior art, the technology of the invention has the following remarkable progress and prominent substantive characteristics:
1. the support frame adopts the Y style of calligraphy, simple structure, and first bracing piece plays the main tributary and supports, and the second bracing piece then realizes angle modulation through flexible to can guarantee the intensity of footstool on realizing the angle adjustable basis.
2. When the foot rest is in an upward adjusting state, the foot rest swings upwards and synchronously pulls the second support rod to extend, and the second support rod is positioned at any position through the positioning structure, at the moment, the foot rest swings upwards by taking the center of the first hinge shaft, and the top of the second support rod rotates by taking the second hinge shaft as the center; when the adjusting structure is adjusted, other buttons do not need to be operated, the foot mount can be swung upwards only by adjusting the angle to the required angle, and then the adjusting structure is directly positioned at the position, so that the operation is very convenient.
3. In the downward adjustment state of the foot rest seat, the positioning structure loses the positioning of the second support rod through the adjusting plate, the foot rest seat is pressed downwards to enable the second support rod to contract, the foot rest seat is pushed to swing downwards by taking the first hinge shaft as the center, meanwhile, the top of the second support rod rotates by taking the second hinge shaft as the center, when the adjusting structure is adjusted downwards, the adjusting plate only needs to be operated, so that the second support rod contracts, after the required angle is reached, the adjusting plate is loosened to be positioned at the required angle, and the operation is very convenient.
As an improvement, the positioning structure comprises a positioning rod, a locking block and an elastic piece, and the positioning rod penetrates through the first telescopic pipe and the second telescopic pipe; one end of the positioning rod is connected with one end of the first telescopic pipe, which is hinged, and the other end of the positioning rod movably penetrates through a guide hole in the second telescopic pipe; the side wall of the positioning rod is provided with a plurality of positioning grooves which are arranged at intervals along the length direction, the middle part of the locking block is provided with a positioning hole, the positioning rod passes through the positioning hole, the locking block is arranged in the second telescopic tube, one end of the locking block is movably connected in the second telescopic tube, the elastic piece is connected at the other end of the locking block, in the positioning state, the elastic piece pushes the edge of the positioning hole to be embedded with one positioning groove on the positioning rod so as to axially position the positioning rod, in the positioning state, the included angle between the positioning rod and the locking block is less than 90 degrees, namely the locking block and the positioning rod are obliquely arranged, the edge of the positioning hole is pushed by the elastic piece to be embedded with one positioning groove on the positioning rod, so that the positioning rod is axially positioned, the connection length of the first telescopic pipe and the second telescopic pipe is determined by the expansion of the positioning rod on the locking block, and the expansion distance is determined by the number of the positioning grooves of the positioning rod.
As an improvement, the edge of the positioning hole is at least provided with a straight edge which is embedded with the positioning groove in a positioning state, the straight line is used for being embedded with the positioning groove, so that the positioning hole of the fixing block is locked to lock the positioning rod, and the first telescopic pipe and the second telescopic pipe are positioned in a same length after the positioning rod is fixed.
As an improvement, the elastic piece is a spiral spring, one end of the elastic piece is fixed on the positioning rod, the other end of the elastic piece is fixed on the inner side of the end part of the second telescopic pipe, the locking block is pushed by the elastic piece to enable the straight edge of the positioning hole to be embedded with the positioning groove all the time, and the elastic piece provides elastic force for the locking block. But also can be compressed by the locking block, so that the straight edge of the positioning hole is separated from the positioning groove, and the positioning rod can freely stretch and retract.
As an improvement, when the included angle between the positioning rod and the locking block is smaller than 90 degrees in the positioning state, the swinging fulcrum of the locking block is close to the first telescopic pipe, one end connected with the elastic piece is far away from the first telescopic pipe, and the locking block is a lever, so that the reliability is good and the structure is simple.
As an improvement, the roof of the second flexible pipe is the fly leaf and slides along the flexible top surface straight line of pipe of second, be equipped with the drive hole on the fly leaf, the drive hole is close to first flexible pipe position A side, and the opposite side is the B side, be equipped with the lug on the locking block, the lug runs through at the drive hole, the fly leaf promotes the lug through the lateral wall when sliding to drive the swing of locking block, the drive hole of fly leaf is used for promoting the lug, and the lug then reversely promotes the fly leaf and resets when reseing.
As an improvement, a supporting plate is arranged at the bottom of the foot rest seat, the supporting plate is fixed with the foot rest seat and is provided with a through hole, the first hinge shaft and the second hinge shaft are positioned in a space formed by fixing the supporting plate with the foot rest seat, and the through hole is used for enabling the tops of the first supporting rod and the second supporting rod to penetrate through the hinge shaft connected with the inside, so that a space required by the second supporting rod during swinging is provided.
Drawings
Fig. 1 is a perspective view of the footrest of the present invention.
Fig. 2 is a schematic split view of the footrest of the present invention.
Fig. 3 is an exploded view of the footrest of the present invention.
Fig. 4 is an exploded view of the support frame of the present invention.
Fig. 5 is a schematic view of the positioning structure of the present invention.
FIG. 6 is a schematic view of the connection between the detent lever and the locking block of the present invention.
As shown in the figure: 1. a foot rest base 2, a base 3, a first supporting rod,
4. a second supporting rod 4.1, a first telescopic pipe 4.2, a second telescopic pipe 4.3 and a movable plate,
5. an adjusting plate is arranged on the base plate,
6. a positioning rod, 6.1 and a positioning groove,
7. a locking block 7.1 and a positioning block,
8. elastic member, 9, first hinge axis, 10, second hinge axis.
11. Support plate, 11.1, through-hole.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
As shown in fig. 1 to 6, the angle-adjustable footrest of the present invention includes a footrest base 1, a base 2, and a support frame connecting the footrest base 1 and the base 2.
As shown in fig. 1, the support frame is Y-shaped and comprises a first support rod 3 and a second support rod 4, the bottom of the first support rod 3 is fixed with the base 2, the top of the first support rod 3 is hinged with the rear end of the footrest seat 1 and is far away from one side of the human body, and a first hinge shaft 9 is arranged in the hinged position; the bottom of the second support rod 4 is hinged with the middle of the first support rod 3, the top of the second support rod is hinged with the front end of the foot rest base 1 and is close to one side of the human body, and a second hinge shaft 10 is arranged in the hinged position.
As shown in fig. 2, a support plate 11 is disposed at the bottom of the foot rest 1, the support plate 11 is fixed to the foot rest 1 and has a through hole 11.1, and the first hinge shaft 9 and the second hinge shaft 10 are located in a space formed by the support plate 11 and the foot rest 1. The through hole 11.1 is used for the top of the first support bar 3 and the second support bar 4 to pass through the hinge shaft connection with the inside, by providing the space needed by the second support bar 4 when swinging.
The second support rod 4 is linearly telescopic along the length direction and is provided with a positioning structure, the second support rod 4 comprises a first telescopic pipe 4.1 and a second telescopic pipe 4.2, and one part of the second telescopic pipe 4.2 is telescopic in the first telescopic pipe 4.1.
As shown in fig. 3 and 4, the positioning structure is provided with an adjusting plate 5, a positioning rod 6, a locking block 7 and an elastic member 8. The adjusting plate 5 is sleeved outside the second hinge shaft 10, and one end of the adjusting plate is fixed with the movable plate 4.3, so that the movable plate 4.3 is driven to stretch; in the positioning state, the elastic piece 8 pushes the edge of the positioning hole 7.1 to be embedded with one positioning groove 6.1 on the positioning rod 6, so that the positioning rod 6 is axially positioned.
The positioning rod 6 penetrates through the first extension tube 4.1 and the second extension tube 4.2; one end of the positioning rod 6 is connected with one end of the first telescopic pipe 4.1 which is hinged, and the other end of the positioning rod movably penetrates through a guide hole in the second telescopic pipe 4.2; the lateral wall of locating lever 6 is equipped with a plurality of interval arrangement's constant head tank 6.1 along length direction, interval evenly distributed.
As shown in fig. 6, the locking block 7 is a lever, a positioning hole 7.1 is formed in the middle of the locking block 7, the positioning rod 6 penetrates through the positioning hole 7.1, the locking block 7 is arranged in the second telescopic tube 4.2, and one end of the locking block is movably connected in the second telescopic tube 4.2. A partition plate is arranged in the second extension tube 4.2, a notch is arranged on the partition plate, one end of the locking block 7 is movably embedded in the notch, and the locking block 7 can swing up and down around the embedded end. The elastic piece 8 is connected to the other end of the locking block 7, in a positioning state, the elastic piece 8 pushes the edge of the positioning hole 7.1 to be embedded with one positioning groove 6.1 on the positioning rod 6, so that the positioning rod 6 is axially positioned, in the positioning state, an included angle between the positioning rod 6 and the locking block 7 is smaller than 90 degrees, namely the locking block 7 and the positioning rod 6 are inclined.
The edge of the positioning hole 7.1 is at least provided with a straight edge which is embedded with the positioning groove 6.1 in a positioning state.
As shown in fig. 5, the top plate of the second telescopic tube 4.2 is a movable plate 4.3 and slides linearly along the top surface of the second telescopic tube 4.2, the movable plate 4.3 is provided with a driving hole 4.2, the driving hole 4.2 is close to the a side of the first telescopic tube 4.1, the other side is the B side, the locking block 7 is provided with a protrusion 7.1, the protrusion 7.1 penetrates through the driving hole 4.2, and the movable plate 4.3 pushes the protrusion 7.1 through the side wall when sliding, so as to drive the locking block 7 to swing.
The elastic piece 8 is a spiral spring, one end of the elastic piece is fixed on the positioning rod 6, the other end of the elastic piece is fixed on the inner side of the end part of the second extension tube 4.2, and the locking block 7 enables the straight edge of the positioning hole 7.1 to be embedded with the positioning groove 6.1 all the time under the pushing of the elastic piece 8.
The initial state is a positioning state: in a positioning state, an included angle between the positioning rod 6 and the locking block 7 is smaller than 90 degrees, a swinging fulcrum of the locking block 7 is close to the first telescopic pipe 4.1, and one end connected with the elastic piece 8 is far away from the first telescopic pipe 4.1. The elastic piece 8 pushes the edge of the positioning hole 7.1 to be embedded with the positioning groove 6.1 of one of the positioning rods 6, so that the positioning rod 6 is axially positioned, and the positioning rod 6 is positioned, so that the lengths of the first extension tube 4.1 and the second extension tube 4.2 are fixed.
The state is adjusted upwards on the foot rest seat 1: the foot mount 1 swings upward and synchronously pulls the second support rod 4 to extend, and at the moment, the second extension tube 4.2 is pulled away from the first extension tube 4.1. After the first extension tube 4.1 is fixed and the second extension tube 4.2 is pulled, one end of the locking block 7 compresses the elastic sheet 8, so that the edge of the positioning hole 7.1 is not positioned with the positioning groove 6.1, the side B of the driving hole 4.2 is abutted against the convex block 7.1, the locking block 7 has a movable space, the foot mount base 1 swings upwards by taking the center of the first hinge shaft 9, and the top of the second support rod 4 rotates by taking the second hinge shaft 10 as the center. After the second support rod 4 is extended, the inclination angle of the foot rest 1 is increased.
In the downward adjustment state of the foot rest 1: the positioning structure loses the positioning of the second support rod 4 through the adjusting plate 5, the adjusting plate 5 rotates upwards to enable the movable plate 4.3 to retract inwards, the side B of the driving hole 4.2 pushes the lug 7.1 to move towards the first extension tube 4.1, the lug 7.1 drives the locking block 7 to extrude the elastic piece 8, the side wall of the locking block 7 and the positioning groove 6.1 are free from external force, the positioning rod 6 loses the positioning to enable the second extension tube 4.2 and the locking block 7 to slide towards the first extension tube 4.1 along the positioning rod 6, and the second extension tube 4.2 and the first extension tube 4.1 retract inwards to shorten; the footrest 1 swings downward about the first hinge shaft 9 while the top of the second support bar 4 rotates about the second hinge shaft 10.
The downward adjustment of the foot rest 1 is finished: the lug 7.1 reversely pushes the movable plate 4.3, the adjusting plate 5 resets, and the elastic member 8 pushes the edge of the positioning hole 7.1 to be embedded with the positioning groove 6.1 of one of the positioning rods 6, so that the positioning rod 6 is axially positioned, i.e. the positioning rod is restored to the initial state.
Claims (9)
1. An angle-adjustable footstool comprises a footstool seat (1), a base (2) and a supporting frame for connecting the footstool seat (1) and the base (2); the method is characterized in that: the support frame comprises a first support rod (3) and a second support rod (4), the bottom of the first support rod (3) is fixed with the base (2), the top of the first support rod is hinged with the rear end of the foot rest seat (1) and is far away from one side of a human body, and a first hinge shaft (9) is arranged in the hinged position; the bottom of the second support rod (4) is hinged with the middle of the first support rod (3), the top of the second support rod is hinged with the front end of the foot rest seat (1) and is close to one side of a human body, and a second hinge shaft (10) is arranged in the hinged position; the second support rod (4) is linearly telescopic along the length direction and is provided with a positioning structure, and an adjusting plate (5) is arranged on the positioning structure;
when the foot rest base (1) is adjusted upwards, the foot rest base (1) swings upwards and synchronously pulls the second support rod (4) to extend, and is positioned at any position through the positioning structure, at the moment, the foot rest base (1) swings upwards by taking the center of the first hinge shaft (9), and the top of the second support rod (4) rotates by taking the second hinge shaft (10) as the center;
in the downward adjustment state of the foot rest seat (1), the positioning structure loses the positioning of the second support rod (4) through the adjusting plate (5), the foot rest seat (1) is pressed downwards to contract the second support rod (4), the foot rest seat (1) is pushed to swing downwards by taking the center of the first hinge shaft (9), and meanwhile, the top of the second support rod (4) rotates by taking the second hinge shaft (10) as the center;
the step-on seat (1) is adjusted downwards, the adjusting plate (5) resets and positions the second supporting rod (4) at a position through the positioning structure.
2. An angularly adjustable footrest according to claim 1, characterized in that: the second support rod (4) comprises a first telescopic pipe (4.1) and a second telescopic pipe (4.2), and one part of the second telescopic pipe (4.2) is telescopic in the first telescopic pipe (4.1).
3. An angularly adjustable footrest according to claim 1 or 2, characterized in that: the positioning structure comprises a positioning rod (6), a locking block (7) and an elastic piece (8), wherein the positioning rod (6) penetrates through the first telescopic pipe (4.1) and the second telescopic pipe (4.2); one end of the positioning rod (6) is connected with one end of the first telescopic pipe (4.1) which is hinged, and the other end of the positioning rod movably penetrates through a guide hole in the second telescopic pipe (4.2); the utility model discloses a flexible pipe, including locating lever (6), locking piece (7), elastic component (8), locating lever (7), locating lever (6) and locking piece (7), the lateral wall of locating lever (6) is equipped with constant head tank (6.1) of a plurality of interval arrangements along length direction, the middle part of locking piece (7) is equipped with locating hole (7.1), locating lever (6) pass locating hole (7.1), locking piece (7) are established in flexible pipe (4.2) of second, and one end swing joint is in flexible pipe (4.2) of second, the other end at locking piece (7) is connected in elastic component (8), and at the location state elastic component (8) promote the edge of locating hole (7.1) and constant head tank (6.1) of one of them on locating lever (6) inlay mutually and make locating lever (6) axial positioning, under the location state contained angle between locating lever (6) and locking piece (7) is less than 90 degrees.
4. An angularly adjustable footrest according to claim 3, characterized in that: the edge of the positioning hole (7.1) is at least provided with a straight edge which is embedded with the positioning groove (6.1) in a positioning state.
5. An angularly adjustable footrest according to claim 3, characterized in that: the elastic piece (8) is a spiral spring, one end of the elastic piece is fixed on the positioning rod (6), the other end of the elastic piece is fixed on the inner side of the end part of the second telescopic pipe (4.2), and the locking block (7) enables the straight edge of the positioning hole (7.1) to be embedded with the positioning groove (6.1) all the time under the pushing of the elastic piece (8).
6. An angularly adjustable footrest according to claim 3, characterized in that: when the positioning rod (6) and the locking block (7) are in a positioning state, an included angle smaller than 90 degrees means that the swinging fulcrum of the locking block (7) is close to the first telescopic pipe (4.1), and one end connected with the elastic piece (8) is far away from the first telescopic pipe (4.1).
7. An angularly adjustable footrest according to claim 3, characterized in that: the roof of the flexible pipe of second (4.2) is fly leaf (4.3) and slides along the top surface straight line of the flexible pipe of second (4.2), be equipped with drive hole (4.2) on fly leaf (4.3), drive hole (4.2) are close to first flexible pipe (4.1) position A side, and the opposite side is the B side, be equipped with lug (7.1) on locking block (7), lug (7.1) run through at drive hole (4.2), fly leaf (4.3) promote lug (7.1) through the lateral wall when sliding to drive locking block (7) swing.
8. An angularly adjustable footrest according to claim 7, characterized in that: the adjusting plate (5) is sleeved outside the second hinge shaft (10), and one end of the adjusting plate is fixed with the movable plate (4.3), so that the movable plate (4.3) is driven to stretch; in the positioning state, the elastic piece (8) pushes the edge of the positioning hole (7.1) to be embedded with one positioning groove (6.1) on the positioning rod (6) so as to axially position the positioning rod (6); when the footrest seat (1) is in an upward adjusting state, the second telescopic tube (4.2) is pulled away from the first telescopic tube (4.1), the side B of the driving hole (4.2) is abutted against the convex block (7.1), the locking block (7) has a movable space, one end of the locking block (7) compresses the elastic sheet (8), so that the edge of the positioning hole (7.1) and the positioning groove (6.1) are not positioned, and the second telescopic tube (4.2) and the first telescopic tube (4.1) are stretched for lengthening; in the downward adjustment state of the foot mount seat (1), the adjusting plate (5) rotates upwards to enable the movable plate (4.3) to retract, the side wall of the driving hole (4.2) pushes the lug (7.1) to move towards the first telescopic pipe (4.1), the lug (7.1) drives the locking block (7) to extrude the elastic sheet (8), the side wall of the locking block (7) and the positioning groove (6.1) are free from external force, the positioning rod (6) loses positioning to enable the second telescopic pipe (4.2) and the locking block (7) to slide towards the first telescopic pipe (4.1) along the positioning rod (6), and the second telescopic pipe (4.2) and the first telescopic pipe (4.1) retract and shorten.
9. An angularly adjustable footrest according to claim 7, characterized in that: the bottom of the foot rest base (1) is provided with a supporting plate (11), the supporting plate (11) is fixed with the foot rest base (1) and is provided with a through hole (11.1), and the first hinge shaft (9) and the second hinge shaft (10) are located in a space formed by the fixing of the supporting plate (11) and the foot rest base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210244728.3A CN114451725A (en) | 2022-03-14 | 2022-03-14 | Angle-adjustable footstool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210244728.3A CN114451725A (en) | 2022-03-14 | 2022-03-14 | Angle-adjustable footstool |
Publications (1)
| Publication Number | Publication Date |
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| CN114451725A true CN114451725A (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210244728.3A Pending CN114451725A (en) | 2022-03-14 | 2022-03-14 | Angle-adjustable footstool |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201468585U (en) * | 2009-09-17 | 2010-05-19 | 高鹤 | Guitar footrest |
| CN102551394A (en) * | 2010-12-06 | 2012-07-11 | 丰田纺织株式会社 | Footrest device |
| CN203195127U (en) * | 2013-02-01 | 2013-09-18 | 深圳市缔美家居用品有限公司 | Adjustable multifunctional pedal |
| CN104002711A (en) * | 2013-02-25 | 2014-08-27 | 日本发条株式会社 | Stool device and vehicle seat |
| CN108451231A (en) * | 2018-05-15 | 2018-08-28 | 安吉联政知识产权咨询有限公司 | A kind of footstool convenient for automatic adjustment angle of inclination |
| US20190076695A1 (en) * | 2017-09-10 | 2019-03-14 | Zhejiang Maratti Furniture Co.,Ltd | Body-building device and fitness method |
| CN210643330U (en) * | 2019-08-27 | 2020-06-02 | 东莞濠文塑胶五金制品有限公司 | Pedal adjusting and locking mechanism |
-
2022
- 2022-03-14 CN CN202210244728.3A patent/CN114451725A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201468585U (en) * | 2009-09-17 | 2010-05-19 | 高鹤 | Guitar footrest |
| CN102551394A (en) * | 2010-12-06 | 2012-07-11 | 丰田纺织株式会社 | Footrest device |
| CN203195127U (en) * | 2013-02-01 | 2013-09-18 | 深圳市缔美家居用品有限公司 | Adjustable multifunctional pedal |
| CN104002711A (en) * | 2013-02-25 | 2014-08-27 | 日本发条株式会社 | Stool device and vehicle seat |
| US20190076695A1 (en) * | 2017-09-10 | 2019-03-14 | Zhejiang Maratti Furniture Co.,Ltd | Body-building device and fitness method |
| CN108451231A (en) * | 2018-05-15 | 2018-08-28 | 安吉联政知识产权咨询有限公司 | A kind of footstool convenient for automatic adjustment angle of inclination |
| CN210643330U (en) * | 2019-08-27 | 2020-06-02 | 东莞濠文塑胶五金制品有限公司 | Pedal adjusting and locking mechanism |
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