CN218762478U - Locking device of foot rest - Google Patents
Locking device of foot rest Download PDFInfo
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- CN218762478U CN218762478U CN202222541341.2U CN202222541341U CN218762478U CN 218762478 U CN218762478 U CN 218762478U CN 202222541341 U CN202222541341 U CN 202222541341U CN 218762478 U CN218762478 U CN 218762478U
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Abstract
The utility model discloses a locking device of a foot rest, which comprises a supporting component and a knob component; the support assembly comprises a support main body and at least three support legs, and the support legs are arranged on the support main body in a switchable manner at an opening position and a closing position; the knob component is convexly provided with a supporting boss, the side wall of the supporting boss is provided with a plurality of supporting bone positions extending along the outer side of the supporting boss, and the number of the supporting bone positions is the same as that of the supporting legs; when the supporting legs are folded, the supporting bones support the supporting legs one by one, and after the knob assembly is rotated, the supporting bones are separated from the supporting legs, and the supporting legs are in the folded position. The utility model discloses improve the structure of foot rest, realized that the supporting leg can open the position and fold and switch between the position, the tong when having avoided folding has promoted safety in utilization.
Description
Technical Field
The utility model relates to a locking device technical field of tripod especially relates to a locking device of foot rest.
Background
Present portable foot rest includes the support base, the extension pull rod, support the rod seat, at least three heel brace and at least three bracing piece, the support base all cup joints in the extension pull rod with the support rod seat, support base and support the rod seat respectively can follow extension pull rod reciprocating motion, the heel brace rotates with the support base to be connected, every heel brace all is equipped with the bracing piece connecting seat, the one end of bracing piece articulates in the support rod seat, the other end of every bracing piece articulates in the bracing piece connecting seat that corresponds the heel brace, the top of extension pull rod is equipped with the connecting seat, one side that the extension pull rod was kept away from to every heel brace is the arc, the heel brace draws in the back whole cylinder that is.
However, when the foot support is folded, the distance between two adjacent foot supports can be rapidly reduced to a small value, and the foot supports can be easily clipped to hands in the process.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a locking device for a foot stand, which is suitable for avoiding the clamping of the legs when the legs are folded, thereby improving the safety of the foot stand.
In order to achieve the above object, the present invention provides a locking device for a foot rest, including:
the support assembly comprises a support main body and at least three support legs, and the support legs are arranged on the support main body in a switchable manner at an opening position and a closing position; and
the knob assembly is convexly provided with a supporting boss, the side wall of the supporting boss is provided with a plurality of supporting bone positions extending along the outer side of the supporting boss, and the number of the supporting bone positions is the same as that of the supporting legs;
when the supporting legs are folded, the supporting bones support the supporting legs in a one-to-one mode, and after the knob assembly is rotated, the supporting bones are separated from the supporting positions of the supporting legs, and the supporting legs are located at the folded positions.
Optionally, the knob assembly includes a knob and a knob bracket, the knob bracket is disposed at the bottom end of the support main body, and the knob is rotatably disposed on the knob bracket.
Optionally, the knob support is convexly provided with limiting convex parts, the number of the limiting convex parts is the same as that of the supporting legs, limiting grooves are formed in the end parts of the supporting legs, and when the supporting legs are located at the folding positions, the limiting convex parts are clamped into the limiting grooves to lock the supporting legs.
Optionally, a plurality of the supporting bone sites are uniformly distributed on the outer side wall of the supporting boss at intervals; and/or
The limiting convex parts are uniformly distributed on the knob support at intervals.
Optionally, the supporting leg includes the handle and is fixed in the tailstock of handle tip, the inboard of tailstock is equipped with the locking platform, the spacing groove is seted up in on the locking platform.
Optionally, the limiting groove is an eccentric groove, and the eccentric groove extends from the side edge of the locking platform to the middle part of the locking platform and is arranged in an arc shape.
Optionally, the support main body includes a link assembly, a fixing seat is disposed at a bottom of the link assembly, the knob assembly is rotatably disposed on the fixing seat, and a top of the link assembly is used for fixing an object to be supported.
Optionally, the connecting rod assembly comprises a plurality of pull rods connected in sequence; the fixed seat comprises a pull rod inner sleeve and a pull rod bottom cover arranged on the pull rod inner sleeve, and the pull rod inner sleeve is embedded in the bottom of the connecting rod assembly.
Optionally, the locking device of foot rest still includes the slide, the slide sliding sleeve is located link assembly is last, the supporting leg pass through the slide bar with the support subject is connected, the one end of supporting leg rotate set up in on the slide, the inboard of supporting leg is equipped with the spout that extends along its length direction, the one end of slide bar slide set up in the spout, the other end of slide bar rotate set up in on the fixing base, so that the supporting leg is in open the position with fold up the position switchably set up in support subject is last.
Optionally, a connecting assembly is arranged at the top of the connecting rod assembly for fixing the object to be supported.
In the technical scheme of the utility model, the locking device of the foot rest comprises a supporting component and a knob component; the support assembly comprises a support main body and at least three support legs, and the support legs are arranged on the support main body in a switchable manner at an opening position and a closing position; the knob component is convexly provided with a supporting boss, the side wall of the supporting boss is provided with a plurality of supporting bone positions extending along the outer side of the supporting boss, and the number of the supporting bone positions is the same as that of the supporting legs; when the supporting legs are folded, the supporting bones support the supporting legs one to one, and after the knob assembly is rotated, the supporting bones are separated from the positions of the supporting legs, and the supporting legs are in the folded position.
It can be understood that, when folding the supporting leg, can draw in the supporting leg in earlier in and be close to the position of pasting and leaning on with the support subject, owing to support the position of bone one to one and support the supporting leg this moment, the clearance of two adjacent supporting legs is great, and the supporting leg can not press from both sides in hand, then the manual rotary knob subassembly of rethread will support the position of bone position break away from the position that supports the supporting leg to make the supporting leg be in the position of folding completely. In the process of folding the supporting legs, the supporting legs cannot be rapidly attached to the outer wall of the supporting main body, so that the clamping hands are prevented from being used when the supporting legs are folded, and the use safety is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of a stand according to the present invention;
fig. 2 is a front view of an embodiment of the foot rest of the present invention;
FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view of FIG. 3 taken at detail B;
FIG. 5 is a schematic view of a knob in an embodiment of a locking device for a tripod according to the present invention;
fig. 6 is a schematic structural view of a knob bracket in an embodiment of a locking device of a tripod according to the present invention;
FIG. 7 is a schematic structural view of a tailstock in an embodiment of a locking device of a tripod according to the present invention;
fig. 8 is a schematic structural view of the locking device of the stand of the present invention in a closed state;
fig. 9 is a schematic structural view of an embodiment of a locking device of a tripod according to the present invention in an opening process;
fig. 10 is a schematic structural view of an embodiment of a locking device of a tripod according to the present invention in an open state.
The reference numbers illustrate:
10. a support assembly; 20. a knob assembly; 30. a slide base; 40. a connection assembly; 101. a fixed seat; 11. a support body; 12. supporting legs; 13. a slide bar; 201. supporting the boss; 202. supporting the bone site; 21. a knob; 22. a knob bracket; 221. a limiting convex part; 4121. a locking table; 412a, a limiting groove; 121. a handle; 122. a tailstock; 111. a pull rod inner sleeve; 112. a pull rod bottom cover.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a locking device of foot rest is applicable to and supports various devices or article, for example camera, cell-phone, flat board, music book etc. and here is not limited.
Referring to fig. 1 to 5, in an embodiment of the present invention, the locking device of the foot stool includes a support assembly 10 and a knob assembly 20; the support assembly 10 comprises a support body 11 and at least three support legs 12, wherein the support legs 12 are arranged on the support body 11 in a switchable manner at an opening position and a closing position; the knob component 20 is convexly provided with a supporting boss 201, the side wall of the supporting boss 201 is provided with a plurality of supporting bone positions 202 extending along the outer side of the supporting boss, and the number of the supporting bone positions 202 is the same as that of the supporting legs 12; when the support legs 12 are closed, the support ribs 202 support the support legs 12 one-to-one, and after rotating the knob assembly 20, the support ribs 202 are out of the position supporting the support legs 12 and the support legs 12 are in the closed position.
In the present embodiment, the supporting body 11 may be a rod-shaped or block-shaped structure, and the following description will be made in detail by taking the rod-shaped structure as an example of the supporting body 11, and does not represent that it is only applicable to the support of the rod-shaped structure.
Referring to fig. 1 to 4, the support body 11 includes a connecting rod assembly, the connecting rod assembly may be sleeved with the sliding seat 30, the bottom of the connecting rod assembly may be provided with a fixing seat 101, and the top of the connecting rod assembly is used for fixing an object to be supported; the sliding seat 30 is slidably sleeved on the connecting rod assembly; the knob assembly 20 is rotatably disposed on the fixing base 101; at least three supporting legs 12 are provided with sliding rods 13 one to one, one end of each supporting leg 12 is rotatably arranged on the sliding base 30, the other end of each supporting leg 12 is suitable for being supported on the ground or a desktop, the inner side of each supporting leg 12 is provided with a sliding groove extending along the length direction of the supporting leg, one end of each sliding rod 13 is slidably arranged in the corresponding sliding groove, and the other end of each sliding rod 13 is rotatably arranged on the fixed base 101, so that the supporting legs 12 can be switchably arranged on the supporting main body 11 at the opening position and the closing position.
Referring mainly to fig. 5, the knob assembly 20 is convexly provided with a supporting boss 201, the side wall of the supporting boss 201 is provided with a plurality of supporting rib positions 202 extending along the outer side thereof, and the number of the supporting rib positions 202 is the same as that of the supporting legs 12; when the legs 12 are closed, the rib portions 202 support the legs 12 one-to-one to provide a gap between adjacent legs 12, and after continued rotation of the knob assembly 20, the rib portions 202 are disengaged from the legs 12 and the legs 12 are in the fully closed position.
Wherein, the clearance size can be greater than the width of finger slightly, and specific size is not limited, can change the clearance size according to the size of adjustment support position of bone 202.
In this embodiment, the overall shape of the supporting body 11 may be a cylinder or a square column, which may include one or more connecting rods, or may adopt a multi-section pull rod to achieve the function of adjusting the supporting height in a telescopic manner, and the specific structure of the supporting body 11 is not limited herein. The top of the support body 11 may be provided with a connection assembly 40 such as a universal head to fix an object to be supported.
The shape of the slide 30 may match the shape of the support body 11, and may also be a cylinder or a square column, and the like, which is not limited herein.
Referring to fig. 3 to 6, the knob assembly 20 may include a knob 21 and a knob bracket 22, the knob bracket 22 is disposed on the fixing base 101, and the knob 21 is rotatably disposed on the knob bracket 22.
In this embodiment, as shown in fig. 5, the plurality of supporting bone positions 202 may be uniformly distributed on the outer sidewall of the supporting boss 201 at intervals, so that the stress on the supporting bone positions 202 is more uniform, and the support is more stable.
It can be understood that when the supporting legs 12 are folded, the supporting legs 12 can be folded in the position close to and attached to the outer wall of the supporting body 11, at this time, the supporting legs 12 are supported one by one due to the supporting rib positions 202, the gap between the two adjacent supporting legs 12 is large, the supporting legs 12 cannot be clamped by hands, and then the supporting rib positions 202 are separated from the position of the supporting legs 12 by manually rotating the knob assembly 20, so that the supporting legs 12 are in the completely folded position. In the folding process of the supporting legs 12, the supporting legs 12 cannot be quickly attached to the outer wall of the supporting main body 11, so that the clamping of hands when the supporting legs 12 are folded is avoided, and the use safety is improved.
Referring mainly to fig. 4, 6 and 7, in an embodiment, the knob bracket 22 of the locking device of the foot stand may be protruded with the same number of limit protrusions 221 as the number of the support legs 12, the end portions of the support legs 12 are each provided with a limit groove 412a, and when the support legs 12 are in the closed position, the limit protrusions 221 are snapped into the limit grooves 412a to lock the support legs 12. Therefore, the stability of the folded supporting legs 12 can be improved.
In this embodiment, as shown in fig. 6, the plurality of limiting protrusions 221 may be uniformly distributed on the knob bracket 22 at intervals, so as to apply a more uniform force and improve the overall stability of the locking device of the stand.
In order to save manufacturing cost in production and processing, further, referring to fig. 1 and 7, the support leg 12 may include a handle 121 and a tail block 122 fixed to an end of the handle 121, a locking platform 4121 is disposed inside the tail block 122, and the limiting groove 412a is opened on the locking platform 4121.
When the supporting legs 12 of the horse are opened, referring to fig. 8 to 10, the knob 21 is first rotated clockwise, the knob 21 slides in the limiting groove 412a of the tailstock 122 through the limiting protrusion 221 of the knob bracket 22, the supporting legs 12 are driven to open, and then the supporting legs 12 of the horse are completely opened.
When the supporting legs 12 of the foot stand are folded, referring to fig. 10 to 8, the supporting legs 12 of the foot stand can be folded to a certain position, then the knob 21 is rotated counterclockwise, the knob 21 slides in the limiting groove 412a of the tailstock 122 through the limiting convex part 221 on the knob bracket 22, and the supporting legs 12 are driven to be folded.
In this embodiment, the limiting groove 412a is an eccentric groove, which can extend from the side of the locking stage 4121 to the middle of the locking stage 4121 and is arranged in an arc shape, so as to facilitate the operation of the user and ensure that the supporting leg 12 can be more stably accommodated in the supporting body 11.
Referring to fig. 4, in an embodiment, the fixing base 101 may include a pull rod inner sleeve 111 and a pull rod bottom cover 112 disposed on the pull rod inner sleeve 111, wherein the pull rod inner sleeve 111 is embedded in the bottom of the support assembly 10. Therefore, the locking device can be conveniently assembled, and the stability of the locking device of the foot rest is improved.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A locking device of a foot stool, comprising:
the support assembly comprises a support main body and at least three support legs, and the support legs are arranged on the support main body in a switchable manner at an opening position and a closing position; and
the knob assembly is convexly provided with a supporting boss, the side wall of the supporting boss is provided with a plurality of supporting bone positions extending along the outer side of the supporting boss, and the number of the supporting bone positions is the same as that of the supporting legs;
when the supporting legs are folded, the supporting bones support the supporting legs in a one-to-one mode, and after the knob assembly is rotated, the supporting bones are separated from the supporting positions of the supporting legs, and the supporting legs are located at the folded positions.
2. The locking device of a horse according to claim 1, wherein the knob assembly comprises a knob and a knob bracket, the knob bracket is provided at a bottom end of the support body, and the knob is rotatably provided on the knob bracket.
3. The locking device of a foot stool according to claim 2, wherein the knob bracket is convexly provided with limiting convex parts with the same number as the supporting legs, the end parts of the supporting legs are respectively provided with a limiting groove, and when the supporting legs are in the closed position, the limiting convex parts are clamped into the limiting grooves to lock the supporting legs.
4. A locking device of a horse according to claim 3, wherein a plurality of the supporting bone sites are evenly distributed at intervals on the outer side wall of the supporting boss; and/or
The limiting convex parts are uniformly distributed on the knob support at intervals.
5. A device for locking a horse as set forth in claim 3, wherein said support leg comprises a handle and a tailstock fixed to an end of said handle, a locking table is provided on an inner side of said tailstock, and said limit groove is provided on said locking table.
6. A locking device of a foot stool as set forth in claim 5, wherein the limiting groove is an eccentric groove extending from a side of the locking table to a middle of the locking table and being formed in an arc shape.
7. A locking device of a foot stool as set forth in claim 1, wherein the support body includes a link assembly, a fixing seat is provided at a bottom of the link assembly, the knob assembly is rotatably provided on the fixing seat, and a top of the link assembly is used for fixing an object to be supported.
8. A locking device for a foot stool as set forth in claim 7, wherein the link assembly includes a plurality of links connected in series; the fixing seat comprises a pull rod inner sleeve and a pull rod bottom cover arranged on the pull rod inner sleeve, and the pull rod inner sleeve is embedded in the bottom of the connecting rod assembly.
9. A locking apparatus of a horse according to claim 7, further comprising a slider slidably fitted on the link assembly, the support leg being connected to the support body by a sliding rod, one end of the support leg being rotatably installed on the slider, an inner side of the support leg being provided with a sliding groove extending in a length direction thereof, one end of the sliding rod being slidably installed in the sliding groove, and the other end of the sliding rod being rotatably installed on the fixing base, so that the support leg is switchably installed on the support body between the open position and the closed position.
10. A locking device of a foot stool as set forth in claim 7, wherein the connecting rod assembly is provided at a top thereof with a connecting member for fixing the object to be supported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222541341.2U CN218762478U (en) | 2022-09-23 | 2022-09-23 | Locking device of foot rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222541341.2U CN218762478U (en) | 2022-09-23 | 2022-09-23 | Locking device of foot rest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218762478U true CN218762478U (en) | 2023-03-28 |
Family
ID=85696986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222541341.2U Active CN218762478U (en) | 2022-09-23 | 2022-09-23 | Locking device of foot rest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218762478U (en) |
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2022
- 2022-09-23 CN CN202222541341.2U patent/CN218762478U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231129 Address after: 523000 Room 501, building 2, no.6, Tiansha Road, Tangxia Town, Dongguan City, Guangdong Province Patentee after: DONGGUAN OSMTECH DIGITAL Co.,Ltd. Address before: 518004 Room 305, Floor 3, Building 6, Science and Technology Cultural Industrial Park, No. 2 Industrial Zone, Tabuliformis tabulaeformis, Fukang Community, Longhua Street, Longhua District, Shenzhen, Guangdong Patentee before: Shenzhen aosenlong Technology Innovation Co.,Ltd. |
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| TR01 | Transfer of patent right |