CN217408303U - Prevent tong structure and safe sofa - Google Patents
Prevent tong structure and safe sofa Download PDFInfo
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- CN217408303U CN217408303U CN202123425497.6U CN202123425497U CN217408303U CN 217408303 U CN217408303 U CN 217408303U CN 202123425497 U CN202123425497 U CN 202123425497U CN 217408303 U CN217408303 U CN 217408303U
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- 241001122767 Theaceae Species 0.000 claims abstract description 78
- 230000000903 blocking effect Effects 0.000 claims abstract description 35
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 8
- 230000002265 prevention Effects 0.000 abstract description 8
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 238000005253 cladding Methods 0.000 description 3
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The application relates to a hand clamping prevention structure and a safety sofa, which comprises a fixing part, a support rod, a main rod and a connecting part, wherein the fixing part is used for being fixed on a backrest of the sofa; when the tea table board is in a fully opened state, one end of the support rod close to the connecting piece is abutted against the lower side of the main rod, and the connecting point of the main rod and the connecting piece is arranged on one side, far away from the fixing piece, of the connecting point of the support rod and the connecting piece; when the tea table board is in a retracted state, the connecting point of the main rod and the connecting piece is above the connecting point of the supporting rod and the connecting piece; a blocking piece is arranged on one side of the main rod, and when the tea table board is in a retracted state, the blocking piece shields a gap of an included angle between the main rod and the fixing piece; in the resetting process of the tea table plate, the blocking piece can block the hand of a user from extending into the gap between the included angle of the main rod and the fixing piece so as to reduce the risk of injury.
Description
Technical Field
The application relates to the field of furniture, in particular to an anti-pinch structure and a safety sofa.
Background
Some furniture can be provided with a plate structure capable of being turned over, the plate structure capable of being turned over usually has two states, namely a folding state and an opening state, and according to the actual application of the plate structure, the plate structure in the opening state can be used as a tea table for placing objects and can also be used as a handrail;
according to the scheme, the tea table is used as an example when being opened, the plate structure on the furniture is a tea table plate, a set of hinge link rod structures are connected between the tea table plate and the sofa backrest and used for switching the two states of folding and completely opening the tea table plate, and when the tea table plate is in the folded state, the tea table plate is vertically arranged and leans against the sofa backrest; in the process that the tea table board is changed into the fully opened state, the lower end of the tea table board moves upwards, and the upper end of the tea table board turns downwards until the upper surface of the tea table board is horizontal;
when the tea table is used, a user usually needs to manually apply force to reset the tea table plate to be in a folded state, so that the problem that hands are clamped when the hands extend into the hinge link rod structure may occur.
SUMMERY OF THE UTILITY MODEL
In order to reduce the risk of being pressed from both sides the hand, this application provides a prevent tong structure and safe sofa.
First aspect, the application provides a prevent tong structure adopts following technical scheme:
a hand clamping prevention structure comprises a fixing part, a support rod, a main rod and a connecting part, wherein the fixing part is used for being fixed on a sofa backrest, the connecting part is used for connecting a tea table plate, one end of the support rod is rotatably connected to the fixing part, the other end of the support rod is rotatably connected to the connecting part, one end of the main rod is rotatably connected to the fixing part, and the other end of the main rod is rotatably connected to the connecting part; when the tea table board is in a fully opened state, one end of the support rod close to the connecting piece is abutted against the lower side of the main rod, and the connecting point of the main rod and the connecting piece is arranged on one side, far away from the fixing piece, of the connecting point of the support rod and the connecting piece; when the tea table board is in a retracted state, the connecting point of the main rod and the connecting piece is above the connecting point of the supporting rod and the connecting piece; the tea table is characterized in that a blocking piece is installed on one side of the main rod, and when the tea table board is in a retracted state, the blocking piece shields a gap between the main rod and the fixing piece.
By adopting the technical scheme, when a user turns the tea table board to a fully opened state, the upper end of the supporting rod is propped against the lower side of the main rod, so that a triangular stable structure is formed by combining the fixing piece, and the tea table board can be stably maintained; the lower end of the tea table plate can be lifted for a certain distance, and the center of the whole tea table plate does not fall for an overlarge distance, so that the whole tea table plate can be maintained at a certain height when being turned into a horizontal state;
in addition, when the user resets the tea table plate to the retracted state, the tea table plate leans against the backrest of the sofa; in the process of resetting the tea table board to the retracted state, the blocking piece can particularly block the hand of a user from extending into the gap between the included angle of the main rod and the fixing piece.
Preferably, the blocking piece comprises a fixed part fixedly connected with the main rod and a movable part rotatably connected with the fixed part, and one end of the movable part, which is far away from the fixed part, is rotatably connected with the fixed part.
By adopting the technical scheme, when the tea table board is in a completely opened state, the movable part rotates downwards due to self gravity, the area covered by the blocking piece is the largest, and the supporting rod can be abutted to the area covered by the lower side of the main rod to block the hand of an operator from extending into the area;
when the tea table board is in a folding state, the movable part is close to the fixed part by the reaction force of the sofa backrest to be in a folding posture, at the moment, the area covered by the whole blocking piece is minimum, but the included angle gap between the main rod and the fixed part can be covered in a bending mode, so that the hand of a user is prevented from extending into the included angle gap between the main rod and the fixed part in the tea table board folding stage.
Preferably, the movable part is provided with an arc-shaped groove, the fixed part is fixed with a sliding part, and the sliding part is arranged in the arc-shaped groove in a sliding manner; or the fixed part is provided with an arc-shaped groove, and the movable part is fixed with a sliding part which is arranged in the arc-shaped groove in a sliding way.
By adopting the technical scheme, the arc-shaped groove and the sliding piece can limit the rotating range of the movable part, so that the movable part cannot rotate excessively.
Preferably, the main shaft includes a first section, a second section parallel to the first section, and a third section connected between the first section and the second section; the connecting piece is rotationally connected to one side of the second section, which is far away from the first section, and the fixing piece is rotationally connected to one side of the first section, which is far away from the second section;
the supporting rod comprises a fourth section, a fifth section parallel to the fourth section and a sixth section connected between the fourth section and the fifth section; the connecting piece rotates to be connected in the fifth section and keeps away from one side of fourth section, and the mounting rotates to be connected in the fourth section and keeps away from one side of fifth section.
Through adopting above-mentioned technical scheme, need explain earlier that, the mounting is kept away from one side of connecting piece and is still installed the other module of sofa usually, and the cladding has cladding such as leather or surface fabric outside this module usually, and through the aforesaid setting, can improve parts such as mobile jib, bracing piece and the interval of this module, reduces the wearing and tearing of mobile jib and bracing piece rotation in-process to the outer cladding of this module.
Preferably, one side of the main rod is provided with a blocking piece, and when the tea table board is in a retracted state, the blocking piece shields a gap of an included angle between the main rod and the fixing piece; the blocking piece is connected to one side, far away from the connecting piece, of the second section, and the thickness of the blocking piece is smaller than the distance between the first section and the second section.
By adopting the technical scheme, the blocking piece is positioned between the main rod and the fixing piece, and the movement of the blocking piece can not be influenced by the fixing piece completely, so that the blocking effect is better realized.
Preferably, the side wall of the main rod is provided with a first reinforcing rib, and the first reinforcing rib extends along the extension direction of the main rod; the lateral wall of the supporting rod is provided with a second reinforcing rib, and the second reinforcing rib extends along the extending direction of the supporting rod.
Through adopting above-mentioned technical scheme, improve the intensity of mobile jib and bracing piece.
Preferably, the mobile jib middle part is towards keeping away from the crooked setting of bracing piece direction, the bracing piece middle part is towards keeping away from the crooked setting of mobile jib direction.
Through adopting above-mentioned technical scheme to can reduce the contained angle between mobile jib and the contained angle of mounting, bracing piece and the mounting in the at utmost, with the injury that reduces the user and is pressed from both sides.
Preferably, when the tea table board is in a fully opened state, one end of the blocking piece, which is far away from the connecting piece, extends to the fixing piece.
Through adopting above-mentioned technical scheme, can follow the whole process that the state was packed up to complete open at the tea table board, block that the piece all has to play the effect of shielding anti-pinch's to the clearance between mobile jib and the mounting.
In a second aspect, the present application provides a reversible sofa, which adopts the following technical solutions:
the utility model provides a sofa that can turn over pendulum, including sofa back, tea table board and prevent tong structure, sofa back fixed connection is in the mounting, tea table board fixed connection is in the connecting piece.
Through adopting above-mentioned technical scheme, provide the actual application of preventing tong structure.
Preferably, one end of the tea table board, which is far away from the connecting point of the support rod and the connecting piece, is provided with a hasp part, and when the tea table board is in a retracted state, the hasp part abuts against the upper end of the sofa backrest.
Through adopting above-mentioned technical scheme, hasp portion is used for improving the stability of tea table board after depending on the sofa back.
To sum up, this application includes following at least one kind and prevents tong structure and safe sofa's beneficial technological effect: under the linkage of parts such as main rod, bracing piece, the in-process that tea table board changed from the state of packing up to the state of opening completely, the lower extreme of tea table board overturns gradually and rises, and its upper end overturns and descends, finally tea table board overturns at a take the altitude and becomes the level, based on this kind of upset mode of the aforesaid, even tea table board in this scheme chooses for use great area, can hold the size of more article, also can not be high inadequately when tea table board opens completely, and can not be when tea table board is packed up, the upper end of tea table board surpasss sofa back upper end;
in addition, the arrangement of the blocking piece can greatly reduce the probability that a user is clamped in the overturning process.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present application, illustrating a structure of a finger-pinch prevention structure mounted on a sofa;
FIG. 2 is a partial schematic view of a hand pinching prevention structure in an embodiment of the present application, showing the structure in a fully open state;
FIG. 3 is a partial schematic view of a hand pinching prevention structure in an embodiment of the present application, illustrating the structure in a retracted state;
FIG. 4 is a perspective view of a portion of the anti-pinch structure according to the embodiment of the present disclosure;
FIG. 5 is a schematic view of a hand pinching prevention structure in the embodiment of the present application; a structure showing a fully open state;
FIG. 6 is a schematic view of a hand pinching prevention structure in the embodiment of the present application; a structure showing a stowed state;
fig. 7 is a schematic view illustrating a tea table and a finger-clipping prevention structure connected to a sofa according to an embodiment of the present disclosure; showing the configuration in the stowed state.
Description of reference numerals: 1. a sofa backrest; 11. a tea table board; 2. a fixing member; 3. a support bar; 31. a fourth stage; 32. a fifth stage; 33. a sixth stage; 34. a second reinforcing rib; 4. a main rod; 41. a first stage; 42. a second stage; 43. a third stage; 44. a first reinforcing rib; 5. a connecting member; 6. a blocking sheet; 61. a fixed part; 62. a movable portion; 63. an arc-shaped slot; 64. a slider; 7. a buckle part.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The anti-pinch structure can be applied to sofas and other furniture, the tea table board 11 can be replaced by other plate-shaped or non-plate-shaped articles, and the key point of the anti-pinch structure is that the anti-pinch structure is arranged.
The embodiment of the application discloses prevent tong structure.
Example 1:
referring to fig. 1 and 2, the anti-pinching structure of the present embodiment is mounted on a sofa and used for realizing the turning of an tea table board 11, and the anti-pinching structure includes a strip-shaped fixing member 2 for fixing on a sofa backrest 1, a support rod 3, a main rod 4 and a connecting member 5 for connecting the tea table board 11; the fixed piece 2, the main rod 4, the connecting piece 5 and the support rod 3 are sequentially connected to form a four-rod structure;
referring to fig. 2 and 3, one end of the support rod 3 is rotatably connected to the fixing member 2, and the other end thereof is rotatably connected to the connecting member 5, one end of the main rod 4 is rotatably connected to the fixing member 2, and the other end thereof is rotatably connected to the connecting member 5, and a connection point of the support rod 3 and the fixing member 2 is located below a connection point of the main rod 4 and the fixing member 2; when the tea table board 11 is in a fully opened state, the tea table board 11 on the connecting piece 5 is in a horizontal state, one end of the supporting rod 3 close to the connecting piece 5 is abutted to the lower side of the main rod 4, and the connecting point of the main rod 4 and the connecting piece 5 is arranged on one side of the connecting point of the supporting rod 3 and the connecting piece 5, which is far away from the fixing piece 2, so that the tea table board 11 can be kept horizontal and stable; when the tea table board 11 is in a retracted state, the tea table board 11 can lean against the sofa backrest 1, and the connection point of the main rod 4 and the connection piece 5 is above the connection point of the support rod 3 and the connection piece 5;
referring to fig. 4, the boom 4 includes a first section 41, a second section 42 parallel to the first section 41, and a third section 43 connected between the first section 41 and the second section 42; the connecting piece 5 is rotatably connected to one side of the second section 42, which is far away from the first section 41, and the fixing piece 2 is rotatably connected to one side of the first section 41, which is far away from the second section 42;
the support bar 3 includes a fourth section 31, a fifth section 32 parallel to the fourth section 31, and a sixth section 33 connected between the fourth section 31 and the fifth section 32; the connecting piece 5 is rotatably connected to one side of the fifth section 32 far away from the fourth section 31, and the fixing piece 2 is rotatably connected to one side of the fourth section 31 far away from the fifth section 32;
based on the above arrangement, it should be noted that, the fixing element 2 is usually provided with another module (not shown in the figure) of the sofa at a side away from the connecting element 5, and the outside of the module is usually covered with a covering layer made of leather or fabric, and by the above arrangement, the distance between the parts such as the main rod 4 and the support rod 3 and the module can be increased, and the wear of the covering layer outside the module in the rotating process of the main rod 4 and the support rod 3 can be reduced; the connecting piece 5 can be selected as angle iron, and the main rod 4 and the support rod 3 are rotatably connected to the same outer side wall of the angle iron.
A first reinforcing rib 44 is concavely formed on the side wall of the main rod 4, and the first reinforcing rib 44 extends along the extension direction of the main rod 4; the side wall of the support rod 3 is concavely provided with a second reinforcing rib 34, and the second reinforcing rib 34 extends along the extending direction of the support rod 3.
Referring to fig. 5 and 6, a blocking piece 6 is mounted on a side of the second section 42 of the primary lever 4 close to the fixed part 2, the blocking piece 6 comprises a fixed part 61 fixedly connected with the primary lever 4 and a movable part 62 rotatably connected with the fixed part 61, and one end of the movable part 62 far away from the fixed part 2 is rotatably connected with the fixed part 61; one end of the movable part 62 close to the fixed part 2 extends to the fixed part 2, that is, when the tea table board 11 is in a fully opened state, a gap between one end of the movable part 62 close to the fixed part 2 and the fixed part 2 is small, and is optionally smaller than 1 cm; the movable part 62 is provided with an arc-shaped groove 63, the fixed part 61 is fixed with a sliding part 64, and the sliding part 64 is arranged in the arc-shaped groove 63 in a sliding manner; or the fixed part 61 is provided with an arc-shaped groove 63, the movable part 62 is fixed with a sliding part 64, and the sliding part 64 is arranged in the arc-shaped groove 63 in a sliding way; in this embodiment, the movable portion 62 may be provided with an arc-shaped slot 63;
when the tea table board 11 is in a fully opened state, the movable part 62 rotates downwards due to the self gravity, at this time, the area covered by the blocking piece 6 is the largest, and the supporting rod 3 can be covered by the area abutting against the lower side of the main rod 4 so as to block the extension of the hand of an operator;
when the tea table board 11 is in the folding state, the movable part 62 is close to the fixed part 61 by the reaction force of the sofa backrest 1 to be in the folding state, at this time, the area covered by the whole blocking piece 6 is minimum, but the included angle gap between the main rod 4 and the fixed part 2 can be bent and covered, so that the hand of a user is prevented from extending into the included angle gap between the main rod 4 and the fixed part 2 in the folding stage of the tea table board 11;
the mobile jib 4 middle part is towards keeping away from the crooked setting of 3 directions of bracing piece, and 3 middle parts of bracing piece are towards keeping away from the crooked setting of 4 directions of mobile jib to can reduce the contained angle between mobile jib 4 and mounting 2, bracing piece 3 and the mounting 2 to the at utmost, with the injury that reduces the user and is pressed from both sides.
Referring to fig. 4 and 5, the blocking plate 6 is connected to the side of the second section 42 away from the connecting part 5, and the total thickness of the blocking plate 6 is smaller than the distance between the first section 41 and the second section 42, which is equivalent to that the blocking plate 6 is located between the main rod 4 and the fixing part 2, and the movement of the blocking plate 6 can not be influenced by the fixing part 2 at all, so as to achieve better blocking effect.
The implementation principle of the embodiment 1 is as follows: when a user turns the tea table board 11 to a fully opened state, the upper end of the support rod 3 is propped against the lower side of the main rod 4, so that a triangular stable structure is formed by combining the fixing part 2, and the tea table board 11 can be stably maintained; when the user resets the tea table board 11 to the retracted state, the tea table board 11 leans against the sofa backrest 1, and the movable part 62 of the blocking piece 6 is folded to the fixed part 61, and the gap between the included angle of the main rod 4 and the fixed part 2 is blocked.
Referring to fig. 7, the embodiment of the present application further discloses a safety sofa, which includes a sofa backrest 1, an end table board 11 and the anti-pinch structure in the above embodiments, wherein the sofa backrest 1 is fixedly connected to the fixing member 2, and the end table board 11 is fixedly connected to the connecting member 5;
a buckle part 7 is arranged at one end of the tea table board 11 far away from the connecting point of the support rod 3 and the connecting piece 5, and when the tea table board 11 is in a retracted state, the buckle part 7 is abutted against the upper end of the backrest; the buckle part 7 is used for improving the stability of the tea table board 11 after the tea table board is leaned on the sofa backrest 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides an prevent tong structure which characterized in that: the sofa backrest comprises a fixing part (2) fixed on a sofa backrest (1), a supporting rod (3), a main rod (4) and a connecting part (5) used for connecting a tea table plate (11), wherein one end of the supporting rod (3) is rotatably connected to the fixing part (2) and the other end of the supporting rod is rotatably connected to the connecting part (5), one end of the main rod (4) is rotatably connected to the fixing part (2) and the other end of the main rod is rotatably connected to the connecting part (5); when the tea table board (11) is in a fully opened state, one end of the support rod (3) close to the connecting piece (5) is abutted against the lower side of the main rod (4), and the connecting point of the main rod (4) and the connecting piece (5) is arranged on one side, far away from the fixing piece (2), of the connecting point of the support rod (3) and the connecting piece (5); when the tea table board (11) is in a retracted state, the connection point of the main rod (4) and the connecting piece (5) is above the connection point of the support rod (3) and the connecting piece (5); the tea table is characterized in that a blocking piece (6) is installed on one side of the main rod (4), and when the tea table plate (11) is in a retracted state, the blocking piece (6) shields an included angle gap between the main rod (4) and the fixing piece (2).
2. The anti-pinch structure of claim 1, which is characterized in that: the blocking piece (6) comprises a fixed part (61) fixedly connected with the main rod (4) and a movable part (62) rotatably connected to the fixed part (61), and one end, far away from the fixed part (2), of the movable part (62) is rotatably connected to the fixed part (61).
3. The anti-pinch structure of claim 2, characterized in that: the movable part (62) is provided with an arc-shaped groove (63), the fixed part (61) is fixed with a sliding part (64), and the sliding part (64) is arranged in the arc-shaped groove (63) in a sliding manner; or the fixed part (61) is provided with an arc-shaped groove (63), the movable part (62) is fixed with a sliding part (64), and the sliding part (64) is arranged in the arc-shaped groove (63) in a sliding way.
4. The anti-pinch structure of claim 1, which is characterized in that: the main rod (4) comprises a first section (41), a second section (42) parallel to the first section (41), and a third section (43) connected between the first section (41) and the second section (42); the connecting piece (5) is rotatably connected to one side, far away from the first section (41), of the second section (42), and the fixing piece (2) is rotatably connected to one side, far away from the second section (42), of the first section (41);
the supporting rod (3) comprises a fourth section (31), a fifth section (32) parallel to the fourth section (31), and a sixth section (33) connected between the fourth section (31) and the fifth section (32); the connecting piece (5) is rotatably connected to one side, away from the fourth section (31), of the fifth section (32), and the fixing piece (2) is rotatably connected to one side, away from the fifth section (32), of the fourth section (31).
5. The anti-pinch structure of claim 4, characterized in that: the blocking piece (6) is connected to one side, away from the connecting piece (5), of the second section (42), and the thickness of the blocking piece (6) is smaller than the distance between the first section (41) and the second section (42).
6. The anti-pinch structure of claim 1, which is characterized in that: the side wall of the main rod (4) is provided with a first reinforcing rib (44), and the first reinforcing rib (44) extends along the extension direction of the main rod (4); the lateral wall of the supporting rod (3) is provided with a second reinforcing rib (34), and the second reinforcing rib (34) extends along the extending direction of the supporting rod (3).
7. The anti-pinch structure of claim 1, characterized in that: mobile jib (4) middle part is towards keeping away from bracing piece (3) direction crooked setting, bracing piece (3) middle part is towards keeping away from mobile jib (4) direction crooked setting.
8. The anti-pinch structure of claim 1, which is characterized in that: when the tea table board (11) is in a fully opened state, one end of the blocking piece (6) far away from the connecting piece (5) extends to the fixing piece (2).
9. A safety sofa is characterized in that: comprises a sofa backrest (1), an end table plate (11) and the anti-pinch structure as claimed in any one of claims 1 to 8, wherein the sofa backrest (1) is fixedly connected with the fixed part (2), and the end table plate (11) is fixedly connected with the connecting part (5).
10. A safety sofa according to claim 9, wherein: one end of the tea table board (11) far away from the connecting point of the support rod (3) and the connecting piece (5) is provided with a buckle part (7), and when the tea table board (11) is in a folding state, the buckle part (7) is abutted against the upper end of the sofa backrest (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123425497.6U CN217408303U (en) | 2021-12-29 | 2021-12-29 | Prevent tong structure and safe sofa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123425497.6U CN217408303U (en) | 2021-12-29 | 2021-12-29 | Prevent tong structure and safe sofa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217408303U true CN217408303U (en) | 2022-09-13 |
Family
ID=83175682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123425497.6U Active CN217408303U (en) | 2021-12-29 | 2021-12-29 | Prevent tong structure and safe sofa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217408303U (en) |
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2021
- 2021-12-29 CN CN202123425497.6U patent/CN217408303U/en active Active
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