CN107161058B - Folding small table plate for automobile seat backrest - Google Patents
Folding small table plate for automobile seat backrest Download PDFInfo
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- CN107161058B CN107161058B CN201710331202.8A CN201710331202A CN107161058B CN 107161058 B CN107161058 B CN 107161058B CN 201710331202 A CN201710331202 A CN 201710331202A CN 107161058 B CN107161058 B CN 107161058B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N3/00—Arrangements or adaptations of other passenger fittings, not otherwise provided for
- B60N3/001—Arrangements or adaptations of other passenger fittings, not otherwise provided for of tables or trays
- B60N3/002—Arrangements or adaptations of other passenger fittings, not otherwise provided for of tables or trays of trays
- B60N3/004—Arrangements or adaptations of other passenger fittings, not otherwise provided for of tables or trays of trays of foldable trays mounted on the back-rest
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
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Abstract
The invention discloses a folding small table plate of a car seat backrest, comprising: the table board body can rotate along the rotation axis; two rotation locking mechanisms for locking the table body; the unlocking control mechanism is used for controlling the rotary locking mechanism to unlock the table plate body; and the cup stand is arranged on the table board body and can be accommodated in the table board body. By adopting the structure, the table board body can be locked by rotating the locking mechanism, and the opening angle of the table board body can be adjusted according to the requirements of passengers by matching with the unlocking control mechanism, so that the operation is simple, the locking is reliable, and the supporting strength is high; the cup or the water bottle can be reliably fixed through the cup stand, and the cup stand can be accommodated in the table board body, so that the overall structure is more compact.
Description
Technical Field
The invention belongs to the technical field of automobile seat parts, and particularly relates to a folding small table plate for an automobile seat backrest.
Background
Along with the increasingly deep integration of people's daily work and life into the car, people are increasing to the requirement of car functionality, and more polymorphic type car all is provided with the little table that can fold up on the backrest to the convenience back row passenger uses.
The traditional small table board is only opened and closed to use, and cannot be adjusted according to personal stature and use habit, so that the traditional small table board has many inconveniences in the actual use process. Moreover, the traditional table board body is not high in supporting strength, cannot be used for placing heavy objects, is complex in structure and is difficult to assemble due to numerous parts. Moreover, although the traditional small table board is provided with the sinking groove capable of containing the water cup, the limiting reliability is poor, and the water cup is easy to overturn when the vehicle is suddenly braked or accelerated. It is urgent to solve the above problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides the folding small table plate for the automobile seat backrest, which has the advantages of simple and compact structure, good reliability, adjustable opening angle of the table plate body, high supporting strength and capability of reliably limiting a water cup or a water bottle.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a little table of car seat back formula of collapsing which the main points lie in: the utility model provides a car seat back formula small table board that folds which characterized in that includes: a table body rotatable along a rotation axis; two rotation locking mechanisms for locking the table body; the unlocking control mechanism is used for controlling the rotary locking mechanism to unlock the table plate body; and the cup stand is arranged on the table board body and can be accommodated in the table board body.
By adopting the structure, the table board body can be locked by rotating the locking mechanism, and the opening angle of the table board body can be adjusted according to the requirements of passengers by matching with the unlocking control mechanism, so that the operation is simple, the locking is reliable, and the supporting strength is high; the cup or the water bottle can be reliably fixed through the cup stand, and the cup stand can be accommodated in the desk board body, so that the overall structure is more compact.
Preferably, the method comprises the following steps: the cup stand comprises a fixed frame capable of sliding along the table plate body and a bracket hinged on the fixed frame, the fixed frame is provided with a circular opening, and the outer end of the bracket is provided with a supporting part; when the cup stand slides out of the table body, the bracket rotates downwards, and the supporting part is positioned right below the opening. By adopting the structure, the water cup or the water bottle can be reliably fixed through the fixing frame and the bracket, and the water cup or the water bottle is prevented from toppling and turning over when the vehicle is suddenly braked or accelerated.
Preferably, each of the rotation lock mechanisms includes: a drive shaft driven by the unlocking operation mechanism; the locking seat can move along the axial direction of the driving shaft under the driving of the driving shaft, and one side surface of the locking seat is provided with at least one circle of tooth-shaped structure II; one side surface of the base, which is close to the locking seat, is provided with at least one circle of tooth-shaped structure I which is matched with the tooth-shaped structure II; the locking seat is positioned in the cavity and elastically supported on the shell; when the unlocking control mechanism pulls the two driving shafts simultaneously, the tooth-shaped structure II is separated from the tooth-shaped structure I, and the table body can rotate along the rotation axis. By adopting the structure, when the tooth-shaped structure II is separated from the tooth-shaped structure I, the locking seat and the driving shaft can rotate relative to the base and the shell along the rotation axis, so that the table plate body can rotate relative to the rotation axis; in addition, through the matching of the tooth-shaped structure I and the tooth-shaped structure II, the relative position of the locking seat and the base can be finely adjusted, the opening angle of the table body can be adjusted, and the supporting strength of the table body can be effectively improved under the meshing state of the tooth-shaped structure I and the tooth-shaped structure II, so that a heavy object can be placed on the table body; the whole structure is simple and compact, the reliability is good, the assembly is easy, and the practicability is high.
Preferably, the method comprises the following steps: the unlocking control mechanism comprises a buckle which is elastically supported on the table board body and a transmission assembly which is simultaneously connected with the buckle and the two rotary locking mechanisms; the transmission assembly comprises a first-stage connecting rod, two second-stage connecting rods and two third-stage connecting rods, wherein one end of the first-stage connecting rod is connected with the handle, the other end of the first-stage connecting rod is hinged with one end of each of the two second-stage connecting rods, one end of each of the two third-stage connecting rods is hinged with one end, far away from the first-stage connecting rod, of the corresponding second-stage connecting rod, and the other end of each of the two third-stage connecting rods is connected with one corresponding driving shaft; when the handle is rotated, the handle pulls the first-stage connecting rod, the first-stage connecting rod pulls the two second-stage connecting rods simultaneously, and the two second-stage connecting rods respectively pull a corresponding driving shaft through the third-stage connecting rod. By adopting the structure, the tooth-shaped structure II is separated from the tooth-shaped structure I by pulling the driving shaft, so that unlocking is realized, and the table board body can rotate freely.
Preferably, the method comprises the following steps: the table plate body is provided with two guide structures which are used for guiding corresponding three-level connecting rods respectively, and each guide structure is provided with a guide hole matched with the corresponding three-level connecting rod. By adopting the structure, the structure is simple and reliable, the realization is easy, the coincidence of the motion trail of the three-level connecting rod and the axis of the driving shaft is ensured, and the reliability of the unlocking and locking process is improved.
Preferably, the method comprises the following steps: the inner surface of the shell is provided with an arc-shaped boss, and two ends of the boss are provided with a limiting part I and a limiting part II; one side of the locking seat far away from the base is provided with a section of arc-shaped bulge, and two ends of the arc-shaped bulge are outwards turned to form a limiting part III capable of being abutted against the limiting part I and a limiting part IV capable of being abutted against the limiting part II. Structure more than adopting, through the cooperation of spacing portion I and spacing portion III and the cooperation of spacing portion II and spacing portion IV, the biggest turned angle of effective restriction locking seat, and then the biggest opening angle and the position of folding up of restriction table body.
Preferably, the method comprises the following steps: the tooth-shaped structure I and the tooth-shaped structure II are both unidirectional teeth. By adopting the structure, only one rotation direction of the locking seat can be locked, and the other rotation direction is not locked, so that the table board body can rotate upwards without unlocking and can not rotate downwards.
Preferably, the method comprises the following steps: the surface of table body is provided with cell phone stand, and this cell phone stand includes that detachably installs the base on the table body, and this base has the bar and puts the thing groove, puts the both sides in thing groove at this bar and is provided with first positioning element and second positioning element relatively, first positioning element and second positioning element all rotationally install on the base through damping positioning element. By adopting the structure, articles such as a mobile phone or a flat plate and the like can be placed in the storage groove, the rotating angle of the first positioning part relative to the base is adjusted, so that the first positioning part can support the articles such as the mobile phone and the like, then the rotating angle of the second positioning part relative to the base is adjusted, so that the second positioning part is abutted against the articles such as the mobile phone and the like, and the articles such as the mobile phone and the like are reliably fixed by matching with the first positioning part, wherein the first positioning part and the second positioning part can rotate relative to the base and can be positioned at any time through the damping positioning part; the mobile phone support is convenient for passengers to watch videos and other entertainment during riding.
Preferably, the method comprises the following steps: the storage box is arranged on the table board body and can be contained in the table board body, and the cup holders and the storage box are oppositely arranged on two sides of the table board body. By adopting the structure, articles can be conveniently stored, the structure is compact, the additional occupied space is avoided, the accommodating space of the storage box is larger than the size of the mobile phone support in storage, so that the mobile phone support can be conveniently placed, and the accommodating space of the storage box is larger than the size of the mobile phone support in storage, so that the mobile phone support can be conveniently placed.
Preferably, the method comprises the following steps: the table is characterized in that at least one Bluetooth sound box is arranged in the table body, and sound holes matched with the Bluetooth sound boxes are formed in the table body. Structure more than adopting realizes the public address function, is convenient for cooperate cell-phone or dull and stereotyped to carry out interactive amusement to, go out the lower surface when the sound hole is located the table body and opens, can enough prevent that liquid or foreign matter from getting into out the sound hole when the table body is opened, do benefit to again and go out the sound when the table body is folded up, the passenger of being convenient for uses.
Compared with the prior art, the invention has the beneficial effects that:
the folding small table plate for the automobile seat backrest has the advantages that the structure is simple and compact, the reliability is good, the opening angle of the table plate body can be adjusted according to actual requirements, the supporting strength is high, a water cup or a water bottle can be reliably limited, the water cup or the water bottle can be prevented from toppling and turning over, any part of the folding small table plate can be made of a high-strength carbon fiber material, and the weight reduction effect is realized.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of a structure of a seat back according to the present invention in a use state;
FIG. 3 is a schematic view of the internal structure of FIG. 2;
FIG. 4 is a schematic structural view of the unlocking manipulating mechanism;
FIG. 5 is an internal view of the table body in a locked state;
FIG. 6 is an internal view of the table body in an unlocked state;
FIG. 7 is a schematic structural view of the rotation locking mechanism;
FIG. 8 is a cross-sectional view of the rotation locking mechanism in one direction;
FIG. 9 is a cross-sectional view of the rotation locking mechanism in another direction;
FIG. 10 is a schematic view of the engagement of the tooth structure I and the tooth structure II;
FIG. 11 is a schematic view of the tooth structure I and the tooth structure II when separated;
FIG. 12 is a schematic structural view of the housing;
FIG. 13 is a schematic structural view of a base;
fig. 14 is a schematic structural view of a handset support in use;
fig. 15 is a schematic structural view of the mobile phone holder in a storage state;
fig. 16 is a schematic view of another view of fig. 14.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
As shown in fig. 1 to 3, a folding small table of a car seat backrest includes a table body 1 that can rotate along a rotation axis a, two rotation locking mechanisms 3 for locking the table body 1 of the table body 1, and an unlocking operation mechanism for operating the rotation locking mechanisms 3 to unlock the table body 1.
Referring to fig. 3 to 6, the unlocking manipulating mechanism includes a handle 2 elastically supported on the table body 1 and a transmission assembly 4 connected to both the handle 2 and the two rotation locking mechanisms 3. The attacker 2 is rotationally installed on the table body 1, is connected with the extension spring 5 that resets between this attacker 2 and the table body 1, and the one end and the table body 1 of this extension spring 5 that resets are connected, and the other end is connected with the attacker 2, therefore, the extension spring 5 that resets gives the pulling force that the attacker 2 resets continuously, and attacker 2 has the trend of automatic re-setting promptly, makes dentate structure I311 and dentate structure II 331 mesh, locks table body 1. When the handle 2 is rotated, the transmission assembly 4 unlocks the two rotary locking mechanisms 3, and the table body 1 can freely rotate along the rotation axis a.
The transmission assembly 4 comprises a first-stage connecting rod 41, two second-stage connecting rods 42 and two third-stage connecting rods 43, wherein one end of the first-stage connecting rod 41 is connected with the handle 2, the other end of the first-stage connecting rod 41 is hinged to one end of each of the two second-stage connecting rods 42, one end of each of the two third-stage connecting rods 43 is hinged to one end, far away from the first-stage connecting rod 41, of the corresponding second-stage connecting rod 42, and the other end of each of the three third-stage connecting rods 43 is connected with one corresponding driving shaft 35. The table body 1 is provided with two guide structures 11 for guiding the corresponding tertiary links 43, respectively, the motion trail of each tertiary link 43 coincides with the axis of the drive shaft 35 connected with the tertiary link 43, and the guide structure 11 is a cylindrical structure and is provided with a guide hole 111 adapted to the tertiary link 43, so that the tertiary link 43 can slide along the axis of the guide hole 111. In addition, the first-stage link 41 and the two second-stage links 42 are connected by a connecting pin 44, the table body 1 is provided with a guide groove 12 for guiding the connecting pin 44, and one end of the connecting pin 44 is fitted into the guide groove 12 and can slide along the guide groove 12.
When the handle 2 rotates, the handle 2 pulls the first-level connecting rod 41, the first-level connecting rod 41 pulls the two second-level connecting rods 42 at the same time, the two second-level connecting rods 42 respectively pull the third-level connecting rods 43 connected with the second-level connecting rods 43, the two third-level connecting rods 43 respectively pull the driving shafts 35 connected with the third-level connecting rods, the tooth-shaped structure II 331 is further separated from the tooth-shaped structure I311, unlocking of the table body 1 is achieved, and at the moment, the table body 1 can rotate freely.
Referring to fig. 7 to 13, the rotation locking mechanism 3 includes a base 31, a housing 32 covering the base 31, and a mounting shaft 36 passing through the base 31, the base 31 and the housing 32 surround to form a cavity 34, one end of the mounting shaft 36 passes through the cavity 34, and an axis of the mounting shaft 36 coincides with the rotation axis a. A driving shaft 35 is mounted at one end of the mounting shaft 36 penetrating into the chamber 34 to be slidable in the axial direction thereof, and the driving shaft 35 is rotatable relative to the mounting shaft 36, and one end of the driving shaft 35 remote from the mounting shaft 36 penetrates through the housing 32 and is connected to a corresponding tertiary link 43. A locking seat 33 is provided in the chamber 34, which is carried by a drive shaft 35, the locking seat 33 being fitted over the drive shaft 35. One side surface of the base 31 close to the locking seat 33 is provided with a protruding toothed structure I311, the toothed structure I311 is distributed along the rotation axis a in an annular array, one side surface of the locking seat 33 close to the base 31 is provided with a toothed structure II 331 adapted to the toothed structure I311, and the toothed structure II 331 is also distributed along the rotation axis a in an annular array. A return spring 37 is further fitted around the mounting shaft 36, both ends of the return spring 37 are respectively abutted against the housing 32 and the lock seat 33, and the lock seat 33 tends to approach the base 31 by the return spring 37, so that the tooth structure ii 331 is engaged with the tooth structure i 311. The tooth-shaped structure II 331 is separated from the tooth-shaped structure I311 by pulling the driving shaft 35 outwards, and the locking seat 33 can rotate along the rotation axis a relative to the base 31; in addition, through the matching of the tooth-shaped structure I311 and the tooth-shaped structure II 331, the relative position of the locking seat 33 and the base 31 can be finely adjusted, the adjustment of the rotation angle is realized, and further, the opening angle of the table body 1 can be adjusted, and in addition, under the meshing state of the tooth-shaped structure I311 and the tooth-shaped structure II 331, the strength of the locking seat 33 for locking the base 31 is effectively improved, so that the table body 1 can reliably bear heavier objects.
The inner surface of the shell 32 is provided with an arc-shaped boss 323, and a limiting part I321 and a limiting part II 322 are formed at two ends of the boss 323. One side of the locking seat 33 away from the base 31 is provided with a section of arc-shaped protrusion 334, and two ends of the arc-shaped protrusion 334 are folded outwards to form a limiting part iii 332 and a limiting part iv 333. When the locking seat 33 rotates relative to the base 31, the maximum rotation angle of the locking seat 33 relative to the base 31 can be limited through the matching of the limiting part I321 and the limiting part III 332 and the matching of the limiting part II 322 and the limiting part IV 333, and then the start-stop position, namely the maximum opening angle, of the table body 1 is limited.
The driving shaft 35 has a hexagonal prism structure, and the locking seat 33 has a hexagonal positioning hole 336 adapted to the driving shaft 35, so that the driving shaft 35 can only slide along the axial direction thereof relative to the mounting shaft 36, and can not rotate relative to the locking seat 33, and the driving shaft 35 and the locking seat 33 can only rotate synchronously. The driving shaft 35 has a flange portion 352 at one end of the chamber 34, a sunken groove 335 corresponding to the flange portion 352 is formed on one side surface of the locking seat 33 close to the base 31, and the flange portion 352 is embedded in the sunken groove 335 of the locking seat 33, so that the driving shaft 35 can drive the locking seat 33 to move along the axial direction. A mounting notch 351 is provided at a portion of the drive shaft 35 outside the housing 32, and a secure connection of the drive shaft 35 and the tertiary link 43 is ensured by a snap ring via the mounting notch 51.
The outer edge of the base 31 is provided with four two-by-two opposite limiting bayonets 312, the outer edge of the shell 32 is provided with four limiting protrusions 324 corresponding to the corresponding limiting bayonets 312, and each limiting protrusion 324 can be embedded into the corresponding limiting bayonets 312. Moreover, each limiting bayonet 312 has different sizes, and the widths of the four limiting protrusions 324 are adapted to the corresponding limiting bayonet 312, so that the limiting bayonet 312 has an error-proofing function, prevents errors during assembly, and has an error-proofing function. Then, the housing 32 and the base 31 are fixedly connected by bolts or the like, so that the housing 32 and the base 31 can be rotated synchronously.
The tooth-shaped structure I311 and the tooth-shaped structure II 331 are both one-way teeth, only one rotation direction of the locking seat 3 can be locked, and the other rotation direction is not locked, namely when the tooth-shaped structure II 331 of the locking seat 3 is not separated from the tooth-shaped structure I311 of the base 31, the locking seat 3 can rotate along one direction relative to the base 31, so that the table plate body 1 can rotate upwards to be adjusted and cannot rotate downwards in a locking state, and the use convenience and the adjustment accuracy are greatly improved. In addition, the tooth-shaped structures I311 and II 331 are made of carbon fiber materials, and can bear large loads.
Referring to fig. 1, 2, and 14 to 16, a mobile phone support 9 is disposed on a surface of the table body 1, the mobile phone support 9 includes a base 91 detachably mounted on the surface of the table body 1 (when the table body 1 is opened, the mobile phone support 9 is fixed on the upper surface of the table body 1), the upper surface of the base 91 has a bar-shaped object placing groove 911, and the bar-shaped object placing groove 911 penetrates through two sides of the base 91 to be adapted to place and support mobile phones or tablets with different sizes. The two sides of the strip-shaped object placing groove 911 are oppositely provided with a first positioning part 92 and a second positioning part 93, the first positioning part 92 and the second positioning part 93 are both rotatably mounted on the base 91 through damping positioning parts, wherein the damping positioning parts are made of damping rubber, so that the first positioning part 92 and the second positioning part 93 can rotate relative to the base and can be positioned at any time to keep the posture. Specifically, one side edge of the mobile phone is embedded into the bar-shaped object placing groove 911, the first positioning part 92 is adjusted, the back surface of the mobile phone leans against and is supported on the first positioning part 92, the rotation angle of the first positioning part 92 is adjusted according to actual requirements again, and the second positioning part 93 is rotated after the adjustment is completed, so that the second positioning part 93 is abutted against the edge of the front surface of the mobile phone, the reliable installation and positioning of the mobile phone are ensured, and drivers and passengers can watch videos, map navigation and the like conveniently.
The lower surface of the base 91 is provided with a fixing part 94 for positioning the base 91, the table body 1 is provided with an assembling hole 14 corresponding to the fixing part 94, and the fixing part 94 and the assembling hole 14 can be connected in an adsorption mode, a clamping mode, a threaded fit mode and the like.
The first positioning member 92 has a plate-like structure, so that it has a larger supporting area and can better support the mobile phone. The base 91 has a first receiving groove 912 corresponding to the first positioning member 92, and the first positioning member 92 can be received in the first receiving groove 912 when the base is not in use, so that the overall structure is more compact. Moreover, one end of the first accommodating groove 912 far away from the bar-shaped object accommodating groove 911 is provided with a first abdicating sinking groove 914 communicated with the first accommodating groove 912, and when the mobile phone support 9 is required to be used, the first positioning part 92 in the accommodating state can be conveniently extracted by extending fingers into the first abdicating sinking groove 914, so that the use convenience is greatly improved.
The second positioning member 93 is a rectangular annular structure, and the second positioning member 93 is a member fixed in a matching manner, so that a load-bearing effect is not required, and the production and manufacturing cost can be effectively reduced by adopting the annular structure. Moreover, the second positioning member 93 is sleeved with a buffering sleeve 931, and the second positioning member 93 contacts with the fragile screen surface of the mobile phone through the buffering sleeve 931, so that the mobile phone is protected. The base 91 has a second receiving groove 913 corresponding to the second positioning member 93, and the second receiving groove 913 has a rectangular ring-shaped structure corresponding to the second positioning member 93, so that the second positioning member 93 can be received in the second receiving groove 913 when the mobile phone holder 9 is not in use, thereby making the overall structure more compact. In addition, one end of the second accommodating groove 913, which is far away from the strip-shaped object accommodating groove 911, is provided with a second abdicating sinking groove 915 which is communicated with the second accommodating groove 913, and when the invention needs to be used, a finger can be extended into the second abdicating sinking groove 915, so that the second positioning component 93 in the accommodating state can be conveniently extracted, and the use convenience is greatly improved.
Referring to fig. 1 to 3, a cup holder 6 and a storage box 7 are disposed on the table body 1, the cup holder 6 and the storage box 7 can be stored in the table body 1, and when the cup holder 6 and the storage box 7 slide out along the guide strips 15 of the table body 1, the cup holder 6 and the storage box 7 are respectively located on the left and right sides of the table body 1. Wherein, the saucer 6 includes can follow the gliding mount 62 of table body 1 and articulate the bracket 61 on mount 62, mount 62 has a circular shape opening 621, the outer end of bracket 61 has supporting part 611, when the saucer 6 from table body 1 interior roll-off, bracket 61 rotates downwards, supporting part 611 is located opening 621 under to support and fixed drinking cup or water-jug, avoid drinking cup or water-jug to take place to topple over, turn on one's side when the vehicle emergency brake or suddenly accelerate, the accommodation space of receiver 7 is greater than the size when cell phone stand 9 accomodates, so that place cell phone stand 9.
Referring to fig. 2 and 3, two bluetooth speakers 8 are disposed in the table body 1, and the table body 1 is provided with sound emitting holes 13 corresponding to the bluetooth speakers 8, so as to achieve a sound amplifying function, and facilitate interactive entertainment by being matched with a mobile phone or a tablet, and the sound emitting holes 13 are located on the lower surface of the table body 1 when the table body 1 is opened, so as to prevent liquid or foreign matter from entering the sound emitting holes 13 when the table body 1 is opened, and facilitate sound emission of the sound emitting holes 13 when the table body 1 is folded, thereby facilitating use of passengers.
The working process of the invention is as follows:
when the handle 2 rotates, the handle 2 pulls the first-level connecting rod 41, the first-level connecting rod 41 pulls the two second-level connecting rods 42 at the same time, the two second-level connecting rods 42 respectively pull the third-level connecting rods 43 connected with the second-level connecting rods 42, the two third-level connecting rods 43 respectively pull the driving shafts 35 connected with the third-level connecting rods 43, the tooth-shaped structures II 331 and the tooth-shaped structures I311 are separated, unlocking of the table body 1 is achieved, and at the moment, the table body 1 can rotate freely to be adjusted.
When the handle 2 is loosened, the handle 2 automatically resets, the handle 2 pushes the first-stage connecting rod 41, the first-stage connecting rod 41 simultaneously pushes the two second-stage connecting rods 42, the two second-stage connecting rods 42 respectively push the three-stage connecting rods 43 connected with the first-stage connecting rods, and the two third-stage connecting rods 43 respectively push the driving shaft 35 connected with the third-stage connecting rods, so that the tooth-shaped structure II 331 is meshed with the tooth-shaped structure I311, the table board body 1 is locked in one direction, and at the moment, the table board body 1 can only rotate upwards to be adjusted.
It should be emphasized that the maximum rotation angle of the table body 1 is limited by the limiting portions i 321 and iii 332 and the limiting portions ii 322 and iv 333 no matter in the locked or unlocked state.
Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and that those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a car seat back formula small table board that folds which characterized in that includes:
a table body (1) which can rotate along a rotation axis (a);
two rotation locking mechanisms (3) for locking the table body (1);
the unlocking control mechanism is used for controlling the rotary locking mechanism (3) to unlock the table board body (1); and
the cup stand (6) is arranged on the table board body (1) and can be accommodated in the table board body (1);
each of the rotation locking mechanisms (3) includes:
a drive shaft (35) driven by the unlocking operation mechanism;
the locking seat (33) can move along the axial direction of the driving shaft (35) under the driving of the driving shaft (35), and one side surface of the locking seat (33) is provided with at least one circle of toothed structure II (331);
the base (31) is provided with at least one circle of tooth-shaped structure I (311) matched with the tooth-shaped structure II (331) on one side surface close to the locking seat (33); and
the shell (32) is covered on the base (31) and surrounds the base to form a cavity (34), and the locking seat (33) is positioned in the cavity (34) and is elastically supported on the shell (32);
when the unlocking control mechanism pulls the two driving shafts (35) simultaneously, the tooth-shaped structure II (331) is separated from the tooth-shaped structure I (311), and the table board body (1) can rotate along the rotation axis (a);
the unlocking control mechanism comprises a buckle (2) which is elastically supported on the table board body (1) and a transmission assembly (4) which is simultaneously connected with the buckle (2) and the two rotary locking mechanisms (3);
the transmission assembly (4) comprises a first-stage connecting rod (41), two second-stage connecting rods (42) and two third-stage connecting rods (43), wherein one end of the first-stage connecting rod (41) is connected with the buckle (2), the other end of the first-stage connecting rod is hinged to one end of each of the two second-stage connecting rods (42), one end of each of the two third-stage connecting rods (43) is hinged to one end, far away from the first-stage connecting rod (41), of the corresponding second-stage connecting rod (42), and the other end of each of the two third-stage connecting rods is connected with one corresponding driving shaft (35);
when the handle (2) is rotated, the handle (2) pulls the first-stage connecting rod (41), the first-stage connecting rod (41) pulls the two second-stage connecting rods (42), and the two second-stage connecting rods (42) respectively pull one corresponding driving shaft (35) through one third-stage connecting rod (43);
the inner surface of the shell (32) is provided with an arc-shaped boss (323), and two ends of the boss (323) are provided with a limiting part I (321) and a limiting part II (322);
one side face, far away from the base (31), of the locking seat (33) is provided with a section of arc-shaped protrusion (334), and two ends of the arc-shaped protrusion (334) are outwards turned over to form a limiting part III (332) capable of being abutted against the limiting part I (321) and a limiting part IV (333) capable of being abutted against the limiting part II (322).
2. The folding tablet of an automobile seat back of claim 1, wherein: the cup holder (6) comprises a fixed frame (62) capable of sliding along the table board body (1) and a bracket (61) hinged on the fixed frame (62), wherein the fixed frame (62) is provided with a circular opening (621), and the outer end of the bracket (61) is provided with a supporting part (611);
when the cup holder (6) slides out of the table plate body (1), the bracket (61) rotates downwards, and the supporting part (611) is positioned right below the opening (621).
3. The folding tablet of an automobile seat back of claim 1, wherein: the table board comprises a table board body (1), wherein two guide structures (11) used for guiding corresponding three-level connecting rods (43) are arranged on the table board body (1), and each guide structure (11) is provided with a guide hole (111) matched with the corresponding three-level connecting rod (43).
4. The folding tablet of a car seat back of claim 1, wherein: the tooth-shaped structure I (311) and the tooth-shaped structure II (331) are both unidirectional teeth.
5. The folding tablet of the car seat back of claim 1 or 2, characterized in that: the surface of the table plate body (1) is provided with a mobile phone support (9), the mobile phone support (9) comprises a base (91) detachably mounted on the table plate body (1), the base (91) is provided with a strip-shaped object placing groove (911), two sides of the strip-shaped object placing groove (911) are oppositely provided with a first positioning part (92) and a second positioning part (93), and the first positioning part (92) and the second positioning part (93) are both rotatably mounted on the base (91) through damping positioning parts.
6. The folding tablet of an automobile seat back according to claim 1 or 2, characterized in that: the table board comprises a table board body (1), and is characterized in that a storage box (7) is arranged on the table board body (1), the storage box (7) can be contained in the table board body (1), and cup holders (6) and the storage box (7) are oppositely arranged on two sides of the table board body (1).
7. The folding tablet of an automobile seat back according to claim 1 or 2, characterized in that: the desk comprises a desk body (1), and is characterized in that at least one Bluetooth sound box (8) is arranged in the desk body (1), and a sound outlet hole (13) matched with the Bluetooth sound box (8) is formed in the desk body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710331202.8A CN107161058B (en) | 2017-05-11 | 2017-05-11 | Folding small table plate for automobile seat backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710331202.8A CN107161058B (en) | 2017-05-11 | 2017-05-11 | Folding small table plate for automobile seat backrest |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107161058A CN107161058A (en) | 2017-09-15 |
| CN107161058B true CN107161058B (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710331202.8A Active CN107161058B (en) | 2017-05-11 | 2017-05-11 | Folding small table plate for automobile seat backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107161058B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3080337B1 (en) * | 2018-04-19 | 2021-03-12 | Renault Sas | VEHICLE SEAT WITH TILTING TABLET |
| CN110422095A (en) * | 2019-09-06 | 2019-11-08 | 重庆宏立至信科技发展集团股份有限公司 | Front-row seats of vehicle installs back small table plate component additional |
| CN112158115B (en) * | 2020-08-18 | 2022-04-15 | 东风延锋汽车饰件***有限公司 | Can hide saucer structure and car |
| CN116039479B (en) * | 2023-03-30 | 2024-05-17 | 宁波帅特龙集团有限公司 | Chair back table, adjustable seat and vehicle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19833888C1 (en) * | 1998-07-28 | 2000-01-27 | Fischer Artur Werke Gmbh | Folding table for attachment to the back of a back of a passenger seat in a bus or plane |
| KR100879939B1 (en) * | 2007-08-24 | 2009-01-22 | 쌍용자동차 주식회사 | Table of seat for automobile |
| DE112016001006B4 (en) * | 2015-03-03 | 2023-08-31 | Southco, Inc. | RELEASABLE ROLLER CLUTCH AND ADJUSTABLE HINGE ASSEMBLY USING SUCH ROLLER CLUTCH |
| CN205615380U (en) * | 2016-05-04 | 2016-10-05 | 浙江方盾防护技术有限公司 | But little table of reversible seat |
| CN206954063U (en) * | 2017-05-11 | 2018-02-02 | 重庆延锋安道拓汽车部件***有限公司 | Folding small table plate for motor vehicle seat back |
-
2017
- 2017-05-11 CN CN201710331202.8A patent/CN107161058B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107161058A (en) | 2017-09-15 |
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| PB01 | Publication | ||
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| CB02 | Change of applicant information |
Address after: 401122 No. 4, long Fuxi Road, North District, Yubei District economic and Technological Development Zone, Chongqing Applicant after: Chongqing andotuo Auto Parts System Co.,Ltd. Address before: 401122 No. 4, long Fuxi Road, North District, Yubei District economic and Technological Development Zone, Chongqing Applicant before: Chongqing Yanfeng Johnson Automotive Parts System Co.,Ltd. |
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