CN216709577U - Backrest adjusting structure on boat - Google Patents
Backrest adjusting structure on boat Download PDFInfo
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- CN216709577U CN216709577U CN202123383305.XU CN202123383305U CN216709577U CN 216709577 U CN216709577 U CN 216709577U CN 202123383305 U CN202123383305 U CN 202123383305U CN 216709577 U CN216709577 U CN 216709577U
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- support
- boat
- intervals
- elastic
- bracket
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Abstract
The utility model discloses a backrest adjusting structure on a boat, which comprises: the bottom of the support is rotatably and fixedly arranged on the boat, the back of the backrest is provided with at least two pivoting seats arranged at intervals, the upper end of at least one pivoting seat is provided with an upper limiting part, the top of the support is provided with a pivoting shaft, the pivoting shaft is rotatably pivoted between the pivoting seats, and the support can be selectively clamped on the upper limiting part; the utility model can adjust the leaning angle and meet the use requirements of players.
Description
Technical Field
The utility model relates to the technical field of outdoor articles, in particular to a backrest adjusting structure on a boat.
Background
With the continuous improvement of the living standard of people, outdoor exercises gradually become a leisure and entertainment mode of people. Among them, the water sports is a popular choice among the outdoor exercises, and the ships and light boats are as a common instrument of water sports, and the ships and light boats or yachts etc. for let the player can play comfortably, the ships and light boats will be equipped with the back that supplies the back of player to lean on usually, back fixed connection is on the seat, and the player can't adjust the angle of leaning on, is difficult to satisfy player's user demand.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a backrest adjusting structure of a boat, which can adjust the leaning angle and meet the use requirements of players.
In order to achieve the above purpose, the present invention adopts the following technical scheme.
A backrest adjustment structure of a boat, comprising: the bottom of the support is rotatably and fixedly arranged on the boat, the back of the backrest is provided with at least two pivoting seats arranged at intervals, the upper end of at least one pivoting seat is provided with an upper limiting part, the top of the support is provided with a pivoting shaft, the pivoting shaft is rotatably pivoted between the pivoting seats, and the support can be selectively clamped on the upper limiting part.
The support includes upper bracket and lower carriage, wear to establish into the upper bracket by the bottom of upper bracket in the top of lower carriage, the bottom of lower carriage rotationally sets firmly in the seat of ships and light boats, the top of upper bracket forms the pin joint axle, the top optional relative upper bracket of lower carriage carries out the vertical adjustment motion.
At least one shell fragment of perk on at least one side of upper bracket, spacing connection is realized to the structure of going into the tooth's socket through the dogtooth card between shell fragment and the lower carriage, and along with the relative upper bracket in top of lower carriage carries out the vertical adjustment motion, dogtooth or tooth's socket can carry out the vertical movement relative to the upper bracket.
The upper bracket is provided with a limiting part, and the limiting part can selectively press the elastic sheet to enable the convex teeth to be clamped into the tooth grooves.
The limiting piece comprises a connecting shaft and a handle, two connecting seats are arranged on the upper support at intervals, the end part of the connecting shaft is rotatably connected onto the connecting seats, a cam pressing block is convexly arranged at the position, opposite to the elastic piece, of the connecting shaft, the handle is formed at the upper end of the connecting shaft, when the handle is rotated to enable the cam pressing block to leave the elastic piece, the elastic piece elastically restores to a natural state, the convex teeth are separated from the tooth grooves, and the top of the lower support is adjusted up and down relative to the upper support; when the handle is rotated to enable the handle to be propped against the upper support, the cam pressing block presses the elastic sheet to enable the convex teeth to be clamped into the tooth grooves, and the top of the lower support cannot be adjusted up and down relative to the upper support.
The end of the handle is bent to form an outward warping part, the lower end of at least one pivoting seat is provided with a lower limiting part, and the support can be selectively clamped on the lower limiting part.
The elastic pieces and the handles are arranged on the back side face of the upper support, the number of the elastic pieces is two, the elastic pieces are arranged at intervals, the convex teeth are arranged on the back face of the elastic pieces, the number of the convex teeth of each elastic piece is two, the tooth grooves are divided into two rows horizontally arranged at intervals and arranged on the back side face of the lower support, the number of the tooth grooves in each row is multiple, and the tooth grooves are uniformly arranged on the lower support at the upper and lower intervals.
The lower part of the lower bracket is provided with two rope through holes which are arranged at intervals, the end part of an elastic rope respectively penetrates and extends in a one-to-one correspondence mode and is detachably fixed on the rope through holes, the lower part of the upper bracket is provided with two matched rope holes which are arranged at intervals, and the elastic rope is clamped at the top end of the lower bracket in a winding mode and penetrates through the matched rope holes.
The top end of the lower support is provided with two clamping grooves for the elastic rope to be wound and clamped, and the clamping grooves are arranged at intervals.
The back side face of the upper support is provided with a binding hole below, and the binding hole is penetrated by a rope or a woven belt to be bound to the seat.
After the technical scheme is adopted, the structure that the pivoting seat is arranged on the back of the backrest and the top of the support is matched to form the pivoting shaft is adopted, so that the bottom of the support is rotatably and fixedly arranged behind a seat of a boat, the backrest is rotatably pivoted between the pivoting seats through the pivoting shaft to realize that the backrest can rotate relative to the support so as to adjust the leaning angle, and the pivoting seat is provided with the upper limiting part, so that the leaning angle range that the backrest can rotate upwards relative to the support is limited, and the use requirements of players are met.
Drawings
FIG. 1 is a perspective view of the present invention in use;
FIG. 2 is a perspective view of a first embodiment of the present invention;
FIG. 3 is an exploded view of a first embodiment of the present invention;
FIG. 4 is a perspective view of a second embodiment of the present invention;
FIG. 5 is an exploded view of a second embodiment of the present invention;
FIG. 6 is a cross-sectional view of a second embodiment of the present invention;
FIG. 7 is a perspective view of a third embodiment of the present invention (1);
FIG. 8 is a perspective view of a third embodiment of the present invention (2);
fig. 9 is a perspective view of the lower bracket and the elastic cord of the third embodiment of the present invention after being assembled.
[ notation ] to show
Back support 1
Through hole 12 of pivot seat 11
The upper positioning portion 111 and the lower positioning portion 112
Convex tooth 2111
Connecting shaft 2121 and handle 2122
Matched rope hole 213 binding hole 214
Snap ring 231 split 232
Braided belt 3
Limiting clamp plate 4
Seat 51
Screw 6
An elastic cord 7.
Detailed Description
The utility model is described in further detail below with reference to the figures and specific examples.
Referring to fig. 1 to 9, the present invention discloses a backrest adjusting structure for a boat, including: the backrest comprises a backrest 1 and a support 2, wherein the bottom of the support 2 is rotatably and fixedly arranged on a seat 51 of a boat 5, the back of the backrest 1 is provided with at least two pivoting seats 11 arranged at intervals, the upper end of at least one pivoting seat 11 is provided with an upper limiting part 111, the top of the support 2 is provided with a pivoting shaft 23, the pivoting shaft 23 is rotatably pivoted between the pivoting seats 11, and the support 2 can be selectively clamped on the upper limiting part 111 or the lower limiting part 112; a snap ring 231 is disposed at each end of the pivot shaft 23, a slit 232 is formed at each end of the pivot shaft 23 along the axial direction, the slit 232 can be narrowed until the end of the pivot shaft 23 passes through the corresponding pivot seat 11, after the end of the pivot shaft 23 passes through the corresponding pivot seat 11, the slit 232 is restored to the original shape, and the snap ring 231 is snapped outside the pivot seat 11.
In the embodiment, the number of the pivoting seats 11 disposed on the back of the backrest 1 is two, and each pivoting seat 11 has an upper limiting portion 111 and a lower limiting portion 112; the bottom of the bracket 2 is clamped by a limit splint 4, and the limit splint 4 is locked on a seat 51 of a boat 5 through a screw 6; the backrest 1 may be provided with a plurality of through holes 12 spaced apart to provide ventilation.
Therefore, according to the utility model, the structure that the pivoting seat 11 is arranged on the back of the backrest 1 and the top of the support 2 is matched to form the pivoting shaft 23 is adopted, so that after the bottom of the support 2 is rotatably and fixedly arranged on the seat 51 of the boat 5, the backrest 1 is rotatably pivoted between the pivoting seats 11 through the pivoting shaft 23 to realize that the backrest 2 can rotate relative to the support to adjust the leaning angle, and the pivoting seat 11 is provided with the upper limiting part 111, so that the leaning angle range that the backrest 1 can rotate upwards relative to the support 2 is limited, and the use requirements of players are met; wherein, because the bottom of the bracket 2 is rotationally and fixedly arranged on the seat 51 of the boat 5, when the player does not use the boat, the bracket 2 can be rotated to enable the backrest 1 to be attached to the seat 51 of the boat 5, and when the player needs to use the boat, the bracket 2 can be rotated to enable the backrest 1 to be far away from the seat 51 of the boat 5 to stand up.
The leaning angle range in which the backrest 1 can rotate downward relative to the bracket 2 can be achieved by the bracket 2 being clamped to the backrest 1, or in this embodiment, a lower limiting portion 112 is disposed at a lower end of at least one pivot seat 11, the bracket 2 can be selectively clamped to the lower limiting portion 112, and the leaning angle range in which the backrest 1 can rotate downward relative to the bracket 2 is limited by the arrangement of the lower limiting portion 112.
Further, in order to improve the convenience of use, the support 2 may include an upper support 21 and a lower support 22, a top of the lower support 22 is inserted into the upper support 21 from a bottom of the upper support 21, a bottom of the lower support 22 is rotatably fixed to a seat 51 of the boat 5, a pivot shaft 23 is formed at a top of the upper support 21, and the top of the lower support 22 may be selectively adjusted up and down relative to the upper support 21; therefore, the backrest 1 and the upper bracket 21 can be adjusted up and down together to adjust the use height of the backrest 1, and the requirements of players can be better met.
As shown in fig. 2 to 9, the differences between the first embodiment, the second embodiment and the third embodiment of the present invention are as follows:
as shown in fig. 2 and 3, in the first embodiment of the present invention, the bracket 2 is an integrated structure, and a hollow area 24 is formed in the middle of the bracket 2, so that a user can conveniently hold the bracket 2 by a hand to install the bracket, and can conveniently install the position-limiting clamping plate 4.
As shown in fig. 4 to 6, in the second embodiment of the present invention, in order to simplify the structure and facilitate the top of the lower frame 22 to selectively perform the up-and-down adjustment movement relative to the upper frame 21, at least one side surface of the upper frame 21 may be tilted up by at least one elastic piece 211, the elastic piece 211 and the lower frame 22 are clamped into the tooth slot 221 by the protruding tooth 2111 to achieve the limit connection, and the protruding tooth 2111 or the tooth slot 221 performs the up-and-down movement relative to the upper frame 21 as the top of the lower frame 22 performs the up-and-down adjustment movement relative to the upper frame 21.
Further, the upper bracket 21 may be provided with a limiting element 212, and the limiting element 212 may selectively press the elastic sheet 211 to enable the protruding tooth 2111 to be clamped into the tooth slot 221, so as to facilitate the cooperation of the elastic sheet 211 and the lower bracket 22.
Furthermore, in order to facilitate the control of the limiting member 212 to selectively press the elastic sheet 211, the limiting member 212 may include a connecting shaft 2121 and a handle 2122, two connecting seats are disposed on the upper bracket 21 at an interval, an end of the connecting shaft 2121 is rotatably connected to the connecting seats, a cam pressing block 2124 is convexly disposed at a position where the connecting shaft 2121 aligns to the elastic sheet 211 and faces the elastic sheet 211, the handle 2122 is formed at an upper end of the connecting shaft 2121, when the handle 2122 is rotated to make the cam pressing block 2124 leave the elastic sheet 211, the elastic sheet 211 elastically returns to a natural state, the protruding tooth 2111 is disengaged from the tooth socket 221, and the top of the lower bracket 22 performs an up-and-down adjusting motion relative to the upper bracket 21; when the handle 2122 is rotated to make the handle 2122 abut against the upper bracket 21, the cam pressing block 2124 presses the elastic sheet 211 to make the convex tooth 2111 snap into the tooth slot 221, and the top of the lower bracket 22 cannot perform vertical adjustment movement relative to the upper bracket 21.
In order to facilitate the operation of the handle 2122, an end of the handle 2122 is bent to form an outward warping portion 2123.
In this embodiment, in order to prevent the handles 2122 and the resilient tabs 211 from being operated by a person, the resilient tabs 211 and the handles 2122 are both disposed on the back side of the upper frame 21, the number of the resilient tabs 211 is two, the resilient tabs 211 are disposed at intervals, the teeth 2111 are disposed on the back side of the resilient tabs 211, the number of the teeth 2111 of each resilient tab 211 is two, the tooth grooves 221 are divided into two rows horizontally disposed at intervals, the two rows are disposed on the back side of the lower frame 22, and the number of the tooth grooves 221 in each row is plural, and the teeth grooves are uniformly disposed on the lower frame 22 at intervals up and down; according to the utility model, two convex teeth 2111 can be clamped into one tooth groove 221, and two convex teeth 2111 can simultaneously span two tooth grooves 221, so that stepless adjustment is convenient.
As shown in fig. 7 to 9, in the third embodiment of the present invention, two rope through holes 222 may be formed below the lower bracket 22 at intervals, end portions of an elastic rope 7 respectively penetrate and are detachably fixed to the rope through holes 222 in a one-to-one correspondence manner, two matching rope holes 213 are formed below the upper bracket 21 at intervals, the elastic rope 7 is clamped around a top end of the lower bracket 22 and penetrates between the matching rope holes 213, so that the top of the lower bracket 22 is controlled to move up and down relative to the upper bracket 21 by an elastic force of the elastic rope 7, and the elastic rope 7 is stretched to be longer when the top of the lower bracket 22 is closer to an inner top of the upper bracket 21; as the elastic cord 7 is gradually elastically restored, the top of the lower bracket 22 is gradually separated from the inner top of the upper bracket 21, thereby achieving the up-and-down movement of the top of the lower bracket 22 with respect to the upper bracket 21.
Wherein, in order to make the backrest 1 move up and down smoothly and adjust the height, the top end of the lower bracket 22 may be provided with two clamping grooves 223 for the elastic rope 7 to be clamped around, and the clamping grooves 223 are arranged at intervals.
Further, a binding hole 214 may be formed below the back side surface of the upper bracket 21, and a rope or a woven belt 3 is inserted into the binding hole 214 and bound to the seat 51; so that when the elastic cord 7 is elastically deformed or elastically restored to move the backrest 1 downward or upward to a desired height, it can be fastened to the seat 51 by a cord or a braid 3 as shown in the drawing so that the height of the backrest 1 is not changed; or, the rope or the woven belt 3 may pull the upper bracket 21 to move downward, and a user may pull the rope or the woven belt 3 to drive the upper bracket 21 to move downward to adjust the backrest 1 to a desired height, and then fix the woven belt 3 on the seat 51 through the connected limit buckle.
The above-mentioned embodiments are only preferred embodiments of the present invention, and do not limit the technical scope of the present invention, so that the changes and modifications made by the claims and the specification of the present invention should fall within the scope of the present invention.
Claims (10)
1. A structure is adjusted to back on boats and ships, its characterized in that includes: the bottom of the support is rotatably and fixedly arranged on the boat, the back of the backrest is provided with at least two pivoting seats arranged at intervals, the upper end of at least one pivoting seat is provided with an upper limiting part, the top of the support is provided with a pivoting shaft, the pivoting shaft is rotatably pivoted between the pivoting seats, and the support can be selectively clamped on the upper limiting part.
2. A backrest adjustment structure for a boat as claimed in claim 1, wherein: the support includes upper bracket and lower carriage, wear to establish into the upper bracket by the bottom of upper bracket in the top of lower carriage, the bottom of lower carriage rotationally sets firmly in the seat of ships and light boats, the top of upper bracket forms the pin joint axle, the top optional relative upper bracket of lower carriage carries out the vertical adjustment motion.
3. A backrest adjustment structure for a boat as claimed in claim 2, wherein; at least one shell fragment of perk on at least one side of upper bracket, spacing connection is realized to the structure of going into the tooth's socket through the dogtooth card between shell fragment and the lower carriage, and along with the relative upper bracket in top of lower carriage carries out the vertical adjustment motion, dogtooth or tooth's socket can carry out the vertical movement relative to the upper bracket.
4. A backrest adjustment structure for a boat as claimed in claim 3, wherein: the upper bracket is provided with a limiting part, and the limiting part can selectively press the elastic sheet to enable the convex teeth to be clamped into the tooth grooves.
5. A backrest adjustment structure for a boat as claimed in claim 4, wherein: the limiting piece comprises a connecting shaft and a handle, two connecting seats are arranged on the upper support at intervals, the end part of the connecting shaft is rotatably connected onto the connecting seats, a cam pressing block is convexly arranged at the position, opposite to the elastic piece, of the connecting shaft, the handle is formed at the upper end of the connecting shaft, when the handle is rotated to enable the cam pressing block to leave the elastic piece, the elastic piece elastically restores to a natural state, the convex teeth are separated from the tooth grooves, and the top of the lower support is adjusted up and down relative to the upper support; when the handle is rotated to enable the handle to be propped against the upper support, the cam pressing block presses the elastic sheet to enable the convex teeth to be clamped into the tooth grooves, and the top of the lower support cannot be adjusted up and down relative to the upper support.
6. A backrest adjustment structure for a boat as set forth in claim 5, wherein: the end of the handle is bent to form an outward warping part, the lower end of at least one pivoting seat is provided with a lower limiting part, and the support can be selectively clamped on the lower limiting part.
7. A backrest adjustment structure for a boat as claimed in any one of claims 3 to 6, wherein: the elastic pieces and the handles are arranged on the back side face of the upper support, the number of the elastic pieces is two, the elastic pieces are arranged at intervals, the convex teeth are arranged on the back face of the elastic pieces, the number of the convex teeth of each elastic piece is two, the tooth grooves are divided into two rows horizontally arranged at intervals and arranged on the back side face of the lower support, the number of the tooth grooves in each row is multiple, and the tooth grooves are uniformly arranged on the lower support at the upper and lower intervals.
8. A backrest adjustment structure for a boat as claimed in claim 2, wherein: the lower part of the lower bracket is provided with two rope through holes which are arranged at intervals, the end part of an elastic rope respectively penetrates and extends in a one-to-one correspondence mode and is detachably fixed on the rope through holes, the lower part of the upper bracket is provided with two matched rope holes which are arranged at intervals, and the elastic rope is clamped at the top end of the lower bracket in a winding mode and penetrates through the matched rope holes.
9. A backrest adjustment structure for a boat as claimed in claim 8, wherein: the top end of the lower support is provided with two clamping grooves for the elastic rope to be wound and clamped, and the clamping grooves are arranged at intervals.
10. A backrest adjustment structure for a boat as claimed in claim 8 or 9, wherein: the back side face of the upper support is provided with a binding hole below, and the binding hole is penetrated by a rope or a woven belt to be bound to the seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123383305.XU CN216709577U (en) | 2021-12-29 | 2021-12-29 | Backrest adjusting structure on boat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123383305.XU CN216709577U (en) | 2021-12-29 | 2021-12-29 | Backrest adjusting structure on boat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216709577U true CN216709577U (en) | 2022-06-10 |
Family
ID=81889113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123383305.XU Active CN216709577U (en) | 2021-12-29 | 2021-12-29 | Backrest adjusting structure on boat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216709577U (en) |
-
2021
- 2021-12-29 CN CN202123383305.XU patent/CN216709577U/en active Active
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| GR01 | Patent grant |