CN217554076U - Seat cushion height adjusting structure - Google Patents
Seat cushion height adjusting structure Download PDFInfo
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- CN217554076U CN217554076U CN202221343224.9U CN202221343224U CN217554076U CN 217554076 U CN217554076 U CN 217554076U CN 202221343224 U CN202221343224 U CN 202221343224U CN 217554076 U CN217554076 U CN 217554076U
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- adjusting
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- frame
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Abstract
The utility model provides a seatpad altitude mixture control structure, including frame main part, first adjusting part, seatpad frame and second adjusting part. First adjusting part sets up on frame main part, is provided with a plurality of first locating holes on the first adjusting part. The seat cushion frame can be connected with any one first positioning hole and is provided with a horizontal bearing surface. The length of the second adjusting component is adjustable, the second adjusting component is hinged with the seat cushion frame and the frame main body respectively, and the hinged position of the second adjusting component and the frame main body is located below the seat cushion frame. This seatpad altitude mixture control structure comes to carry on spacingly to the seatpad frame respectively through designing first adjusting part and second adjusting part, has improved the spacing effect to the seatpad frame, can effectually avoid making the high position of seatpad frame change because of the atress is too big or sudden impact force, and overall structure is simple and firm, and it is convenient to adjust.
Description
Technical Field
The utility model relates to an electric two wheeler technical field, concretely relates to seatpad altitude mixture control structure.
Background
With the continuous improvement of the economic level, the style of the baby carriage is endlessly changed, and the baby carriage can increase the development of coordination between the head and the limbs of a child, thereby bringing certain benefits to the intelligence and physical development of the child.
The seatpad altitude mixture control structure of current child's bike is generally through adjustment telescopic link length, then recycles the mode that the staple bolt was held tightly and locks the telescopic link to the realization is to the regulation of seatpad height. However, because the staple bolt does not have the limited point, when passenger's weight is great, if when locking the telescopic link through the staple bolt, can not carry on spacingly to the telescopic link well, the telescopic link is not hard up easily to can make the seatpad highly change when the atress is too big or receive sudden impact force, have certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a seatpad altitude mixture control structure to improve the spacing effect to the seatpad frame, avoid making the high position of seatpad frame change because of the too big or sudden impact force of atress.
In order to achieve the above object, the utility model provides a seat cushion height adjusting structure, which comprises a frame main body; the first adjusting assembly is arranged on the frame main body, and a plurality of first positioning holes are formed in the first adjusting assembly; the seat cushion frame can be connected with any one of the first positioning holes and is provided with a horizontal bearing surface; and the length of the second adjusting component is adjustable, the second adjusting component is respectively hinged with the seat cushion frame and the frame main body, and the hinged position of the second adjusting component and the frame main body is positioned below the seat cushion frame.
Preferably, the first adjusting assembly comprises a positioning plate and a first locking unit, the positioning plate is arranged on the frame main body, one end of the positioning plate, far away from the head pipe of the frame main body, is inclined downwards, and the first positioning holes are arranged at intervals along the inclined direction of the inclined surface of the positioning plate; one end of the cushion frame close to the positioning plate is provided with a positioning column, and the positioning column is in inserted fit with the first positioning hole; the first locking unit is used for locking the positioning column in the first positioning hole.
Preferably, the first locking unit includes a mounting plate and a first locking bolt; two sides of the mounting plate are respectively bent to form bent parts, the bent parts are connected to one side of the positioning plate, which is far away from the seat cushion frame, strip-shaped holes penetrate through the mounting plate, and the strip-shaped holes extend along the direction parallel to the inclined plane of the positioning plate; the first locking bolt can pass through the strip-shaped hole, and a first screw hole in threaded fit with the first locking bolt is formed in the end face of the positioning column.
Preferably, the second adjusting assembly includes a first support tube, a second support tube, an adjusting tube, and a second locking unit; the first supporting tube is hinged to the frame main body, the second supporting tube is arranged on the first supporting tube, one end of the adjusting tube is hinged to the seat cushion frame, and the adjusting tube is matched with the second supporting tube in a telescopic mode; the second locking unit is used for locking the adjusting pipe on the second supporting pipe.
Preferably, a plurality of groups of second positioning holes penetrate through the second supporting pipe, the plurality of groups of second positioning holes are arranged at intervals along the axial direction of the second supporting pipe, the adjusting pipe is sleeved in the second supporting pipe, and a mounting hole penetrates through the adjusting pipe; the second locking unit comprises a first lining, a second lining and a second locking bolt, the first lining and the second lining are arranged on two sides of the second supporting tube respectively, the first lining and the second lining can be inserted into the second positioning hole on one corresponding side, the first lining is provided with a through hole for the second locking bolt to pass through, the second lining is provided with a second screw hole in threaded fit with the second locking bolt, and the second locking bolt can pass through the mounting hole.
Preferably, a first concave part is arranged on the end face, facing the adjusting pipe, of the first bushing, and the first concave part is matched with the outer wall of the adjusting pipe; the second bush orientation the terminal surface of adjusting tube is provided with the second depressed part, the second depressed part with the outer wall of adjusting tube cooperatees.
Preferably, the seat cushion frame is provided with a bracket in a U-shaped structure, the bracket is provided with a downward opening, one end of the adjusting pipe is provided with a third supporting pipe, and the third supporting pipe is rotatably arranged in the bracket.
The utility model has the advantages that:
the utility model discloses a seatpad altitude mixture control structure, it comes to be connected with the seatpad frame respectively through designing first adjusting part and second adjusting part, when the terrain clearance of seatpad frame is adjusted to needs, through being connected seatpad frame and one of them first locating hole, then carry out the regulation of adaptability to the length of second adjusting part, can adjust the level position of the bearing surface of seatpad frame, and, also make the bearing surface of seatpad frame keep the water face state all the time.
This seatpad altitude mixture control structure comes to carry on spacingly to the seatpad frame respectively through designing first adjusting part and second adjusting part, has improved the spacing effect to the seatpad frame, can effectually avoid making the high position of seatpad frame change because of the atress is too big or sudden impact force, and overall structure is simple and firm, and it is convenient to adjust.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of a seat cushion height adjusting structure according to an embodiment of the present invention;
FIG. 2 is a schematic view of a positioning plate;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic view of the mounting plate;
FIG. 5 is a partial enlarged view of the portion B in FIG. 4;
FIG. 6 is a schematic structural view of a seat cushion frame;
FIG. 7 is an exploded view of the second adjustment assembly;
FIG. 8 is a schematic structural view of a second locking unit;
fig. 9 is a schematic view of the height position of the seat cushion frame in an intermediate position.
Reference numerals:
10-a frame body;
20-a first adjusting component, 21-a positioning plate, 211-a first positioning hole, 22-a mounting plate, 221-a bending part, 222-a strip-shaped hole, and 23-a first locking bolt;
30-a cushion frame, 31-a bearing surface, 32-a positioning column, 321-a first screw hole and 33-a bracket;
40-a second adjusting component, 41-a first supporting pipe, 42-a second supporting pipe, 421-a second positioning hole, 43-an adjusting pipe, 431-a mounting hole, 44-a first bushing, 441-a through hole, 442-a first recess, 45-a second bushing, 451-a second screw hole, 46-a second locking bolt, 47-a third supporting pipe.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 9, in an embodiment of the present invention, a seat cushion height adjusting structure is provided, which includes a frame body 10, a first adjusting unit 20, a seat cushion frame 30, and a second adjusting unit 40.
The first adjusting assembly 20 is disposed on the frame body 10, and a plurality of first positioning holes 211 are disposed on the first adjusting assembly 20. The seat cushion frame 30 can be connected with any one of the first positioning holes 211, and the seat cushion frame 30 is provided with a horizontal bearing surface 31. The length of the second adjusting component 40 is adjustable, the second adjusting component 40 is respectively hinged with the seat cushion frame 30 and the frame main body 10, and the hinged position of the second adjusting component 40 and the frame main body 10 is positioned below the seat cushion frame 30.
The seat cushion height adjusting structure of the embodiment is connected with the seat cushion frame 30 through designing the first adjusting component 20 and the second adjusting component 40, when the ground clearance of the seat cushion frame 30 needs to be adjusted, the seat cushion frame 30 is connected with one of the first positioning holes 211, then the length of the second adjusting component 40 is adjusted adaptively, that is, the horizontal height position of the bearing surface 31 of the seat cushion frame 30 can be adjusted, and the bearing surface 31 of the seat cushion frame 30 is always kept in a water surface state.
This seatpad altitude mixture control structure comes to carry on spacingly to seatpad frame 30 respectively through designing first adjusting part 20 and second adjusting part 40, has improved the spacing effect to seatpad frame 30, can effectually avoid making the high position of seatpad frame 30 change because of the too big or sudden impact force of atress, and overall structure is simple and firm, and it is convenient to adjust.
In one embodiment, the first adjusting assembly 20 includes a positioning plate 21 and a first locking unit, the positioning plate 21 is disposed on the frame body 10, an end of the positioning plate 21 away from a head pipe of the frame body 10 is inclined downward, and a plurality of first positioning holes 211 are arranged at intervals in an inclined direction of an inclined surface of the positioning plate 21. One end of the seat cushion frame 30 close to the positioning plate 21 is provided with a positioning column 32, and the positioning column 32 is inserted into and matched with the first positioning hole 211.
First locking unit is used for locking reference column 32 in first locating hole 211, and first locking unit includes mounting panel 22 and first locking bolt 23, and the both sides of mounting panel 22 are buckled respectively and are formed with kink 221, and kink 221 connects in the one side that locating plate 21 deviates from seat cushion frame 30, and mounting panel 22 runs through there is bar hole 222, and bar hole 222 extends along the direction that is on a parallel with the locating plate 21 inclined plane. The first locking bolt 23 can pass through the strip-shaped hole 222, and a first screw hole 321 in threaded fit with the first locking bolt 23 is arranged on the end surface of the positioning column 32.
Specifically, the design has three first locating hole 211 on the locating plate 21, when the terrain clearance of cushion frame 30 needs to be adjusted, screw out first locking bolt 23, insert a first locating hole 211 that corresponds with reference column 32 on the cushion frame 30, then, pass bar hole 222 and cooperate with first screw 321 of reference column 32 with first locking bolt 23 to just can lock reference column 32 in the first locating hole 211 that corresponds, can realize the adjustment to cushion frame 30 and locating plate 21 hookup location.
In one embodiment, the second adjustment assembly 40 includes a first support tube 41, a second support tube 42, an adjustment tube 43, and a second locking unit. The first support tube 41 is hinged to the frame body 10, the second support tube 42 is provided on the first support tube 41, one end of the adjustment tube 43 is hinged to the seat cushion frame 30, and the adjustment tube 43 is telescopically engaged with the second support tube 42. The second support tube 42 has a plurality of second positioning holes 421, the plurality of second positioning holes 421 are spaced along the axial direction of the second support tube 42, the adjusting tube 43 is sleeved in the second support tube 42, and the adjusting tube 43 has a mounting hole 431.
The second locking unit is used for locking the adjusting pipe 43 on the second support pipe 42, and comprises a first bush 44, a second bush 45 and a second locking bolt 46, wherein the first bush 44 and the second bush 45 are respectively arranged at two sides of the second support pipe 42, the first bush 44 and the second bush 45 can be inserted into a second positioning hole 421 at the corresponding side, the first bush 44 is provided with a through hole 441 through which the second locking bolt 46 can pass, the second bush 45 is provided with a second screw hole 451 in threaded fit with the second locking bolt 46, and the second locking bolt 46 can pass through the mounting hole 431.
Specifically, three sets of second positioning holes 421 are designed on the second support tube 42, when the second adjustment assembly 40 is adjusted, the second locking bolt 46 is firstly screwed out, so that the first bushing 44 and the second bushing 45 respectively exit from the second positioning holes 421, then the mounting hole 431 on the adjustment tube 43 is moved to another set of second positioning holes 421, the mounting hole 431 is aligned with the second positioning holes 421, the first bushing 44 and the second bushing 45 are respectively clamped into the corresponding second positioning holes 421, and finally, the second locking bolt 46 sequentially penetrates through the through hole 441 and the mounting hole 431 and is screwed into the second screw hole 451, so that the extension length of the adjustment tube 43 can be adjusted.
In one embodiment, the end surface of the first bushing 44 facing the adjustment tube 43 is provided with a first recess 442, the first recess 442 cooperating with the outer wall of the adjustment tube 43. The end surface of the second bushing 45 facing the adjusting tube 43 is provided with a second recess, which cooperates with the outer wall of the adjusting tube 43. The design of the first and second recesses 442 and 45 can increase the contact area between the first and second bushings 44 and 45 and the adjusting tube 43, thereby improving the firmness of the locking limit.
In one embodiment, the seat cushion frame 30 is provided with a bracket 33 having a "U" shaped configuration, the bracket 33 is opened downward, one end of the adjusting tube 43 is provided with a third support tube 47, and the third support tube 47 is rotatably disposed in the bracket 33.
The specific working principle of the seat cushion height adjusting structure is as follows:
referring to fig. 3 and 7, three first positioning holes 211 on the positioning plate 21 are sequentially marked as a first positioning hole 211a, a first positioning hole 211b and a first positioning hole 211c from top to bottom along the inclined surface of the positioning plate 21, and three sets of second positioning holes 421 on the second support tube 42 are sequentially marked as a second positioning hole 421a, a second positioning hole 421b and a second positioning hole 421c along the direction away from the first support tube 41.
The seat cushion frame 30 has three height positions, i.e., an uppermost position, a middle position, and a lowermost position.
When it is necessary to adjust the seat cushion frame 30 to the uppermost position, the positioning post 32 is inserted into the first positioning hole 211a, and then the positions of the first support tube 41 and the adjustment tube 43 are appropriately rotated to retract the adjustment tube 43 into the second support tube 42 and align the installation hole 431 of the adjustment tube 43 with the second installation hole 431 a. The first locking bolt 23 is used for penetrating through the strip-shaped hole 222 and matching with the first screw hole 321 of the positioning column 32 to lock the positioning column 32, then the first bushing 44 and the second bushing 45 are respectively clamped into the corresponding second positioning holes 421, finally, the second locking bolt 46 is used for sequentially penetrating through the through hole 441 and the mounting hole 431 and screwing into the second screw hole 451 to lock the adjusting pipe 43, and therefore the cushion frame 30 can be adjusted to the highest position.
Referring to fig. 9, when the seat cushion frame 30 needs to be adjusted to the middle position, the positioning post 32 is inserted into the first positioning hole 211b, and then the positions of the first supporting tube 41 and the adjusting tube 43 are appropriately rotated to extend the adjusting tube 43 out of the second supporting tube 42, and the mounting hole 431 of the adjusting tube 43 is aligned with the second mounting hole 431 b. The first locking bolt 23 is used for penetrating through the strip-shaped hole 222 and matching with the first screw hole 321 of the positioning column 32 to lock the positioning column 32, then the first bushing 44 and the second bushing 45 are respectively clamped into the corresponding second positioning holes 421, finally, the second locking bolt 46 is used for sequentially penetrating through the through hole 441 and the mounting hole 431 and screwing into the second screw hole 451 to lock the adjusting pipe 43, and therefore, the cushion frame 30 can be adjusted to the middle position.
When it is necessary to adjust the seat cushion frame 30 to the lowest position, the positioning post 32 is inserted into the first positioning hole 211c, and then the positions of the first support tube 41 and the adjustment tube 43 are appropriately rotated to retract the adjustment tube 43 into the second support tube 42 and align the mounting hole 431 of the adjustment tube 43 with the second mounting hole 431 c. The first locking bolt 23 is used to pass through the strip-shaped hole 222 and match with the first screw hole 321 of the positioning column 32 to lock the positioning column 32, then the first bushing 44 and the second bushing 45 are respectively clamped into the corresponding second positioning hole 421, finally the second locking bolt 46 is used to pass through the through hole 441 and the mounting hole 431 in sequence and screwed into the second screw hole 451 to lock the adjusting tube 43, and thus, the cushion frame 30 can be adjusted to the lowest position.
In the description of the present invention, a number of specific details are described. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (7)
1. A seatpad altitude mixture control structure which characterized in that: the method comprises the following steps:
a frame main body;
the first adjusting assembly is arranged on the frame main body, and a plurality of first positioning holes are formed in the first adjusting assembly;
the seat cushion frame can be connected with any one of the first positioning holes and is provided with a horizontal bearing surface; and
the length of the second adjusting component is adjustable, the second adjusting component is hinged with the seat cushion frame and the frame main body respectively, and the hinged position of the second adjusting component and the frame main body is located below the seat cushion frame.
2. The seat cushion height adjusting structure according to claim 1, wherein: the first adjusting assembly comprises a positioning plate and a first locking unit, the positioning plate is arranged on the frame main body, one end, far away from a head pipe of the frame main body, of the positioning plate inclines downwards, and the first positioning holes are arranged at intervals along the inclination direction of the inclined surface of the positioning plate;
one end of the seat cushion frame close to the positioning plate is provided with a positioning column, and the positioning column is in inserted fit with the first positioning hole;
the first locking unit is used for locking the positioning column in the first positioning hole.
3. The seat cushion height adjusting structure according to claim 2, wherein: the first locking unit comprises a mounting plate and a first locking bolt;
two sides of the mounting plate are respectively bent to form bent parts, the bent parts are connected to one side of the positioning plate, which is far away from the seat cushion frame, strip-shaped holes penetrate through the mounting plate, and the strip-shaped holes extend along the direction parallel to the inclined plane of the positioning plate;
the first locking bolt can pass through the strip-shaped hole, and a first screw hole in threaded fit with the first locking bolt is formed in the end face of the positioning column.
4. The seat cushion height adjusting structure according to claim 1, wherein: the second adjusting component comprises a first supporting pipe, a second supporting pipe, an adjusting pipe and a second locking unit;
the first supporting tube is hinged to the frame main body, the second supporting tube is arranged on the first supporting tube, one end of the adjusting tube is hinged to the seat cushion frame, and the adjusting tube is matched with the second supporting tube in a telescopic mode;
the second locking unit is used for locking the adjusting pipe on the second supporting pipe.
5. The seat cushion height adjusting structure according to claim 4, wherein: a plurality of groups of second positioning holes penetrate through the second supporting pipe, the plurality of groups of second positioning holes are arranged at intervals along the axial direction of the second supporting pipe, the adjusting pipe is sleeved in the second supporting pipe, and a mounting hole penetrates through the adjusting pipe;
the second locking unit comprises a first lining, a second lining and a second locking bolt, the first lining and the second lining are arranged on two sides of the second supporting tube respectively, the first lining and the second lining can be inserted into the second positioning hole on one corresponding side, the first lining is provided with a through hole for the second locking bolt to pass through, the second lining is provided with a second screw hole in threaded fit with the second locking bolt, and the second locking bolt can pass through the mounting hole.
6. The seat cushion height adjusting structure according to claim 5, wherein: the end face, facing the adjusting pipe, of the first bushing is provided with a first sunken part, and the first sunken part is matched with the outer wall of the adjusting pipe;
the second bush orientation the terminal surface of adjusting the pipe is provided with the second depressed part, the second depressed part with the outer wall of adjusting the pipe cooperatees.
7. The seat cushion height adjustment structure according to claim 4, wherein: the seat cushion frame is provided with a support in a U-shaped structure, an opening of the support faces downwards, a third supporting pipe is arranged at one end of the adjusting pipe, and the third supporting pipe is rotatably arranged in the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221343224.9U CN217554076U (en) | 2022-05-31 | 2022-05-31 | Seat cushion height adjusting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221343224.9U CN217554076U (en) | 2022-05-31 | 2022-05-31 | Seat cushion height adjusting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217554076U true CN217554076U (en) | 2022-10-11 |
Family
ID=83499515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221343224.9U Active CN217554076U (en) | 2022-05-31 | 2022-05-31 | Seat cushion height adjusting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217554076U (en) |
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2022
- 2022-05-31 CN CN202221343224.9U patent/CN217554076U/en active Active
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