CN215686235U

CN215686235U - Seat lifting chassis structure

Info

Publication number: CN215686235U
Application number: CN202121643173.7U
Authority: CN
Inventors: 解鹏军; 詹慧娟
Original assignee: Hangzhou Damonguan Smart Home Technology Co ltd
Current assignee: Hangzhou Damonguan Smart Home Technology Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2022-02-01
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a seat lifting chassis structure, which comprises a seat supporting seat, a pedal, an upper disk body and a lower disk body, wherein the pedal is fixedly arranged on the upper disk body, the lower disk body is fixedly arranged on the upper surface of the seat supporting seat and is positioned at a foot-stepping position, two edge walls of the lower disk body are integrally connected with lower baffle plates, two edge walls of the upper disk body are integrally connected with upper baffle plates, opposite surfaces of the two lower baffle plates are respectively connected with two ends of a lower sliding rod in a sliding manner, opposite surfaces of the two upper baffle plates are respectively connected with two ends of an upper sliding rod in a sliding manner, rod walls of the lower sliding rods are symmetrically and rotatably connected with one end of a first supporting plate strip, and a poking wheel is rotated in a manual mode to drive the pedal to do lifting motion, so that children with different heights can sit on a chair more comfortably and simultaneously adopt a manual mode, the manual operation capability of children can be improved.

Description

Seat lifting chassis structure

Technical Field

The utility model relates to the technical field of lifting chassis, in particular to a seat lifting chassis structure.

Background

Generally, child safety seats are classified into infant safety seats and child safety seats, and generally into two types, that is, a lap-followed sitting mode, in terms of a use mode. The baby safety seat is used from the time when a baby is born to the time when the baby can independently sit stably, and the baby can be switched into the common child safety seat after the baby grows up a little.

The pedal of the existing common child safety seat does not have a lifting function, and when children with different heights sit on the chair, the phenomenon that legs are suspended or too bent occurs, so that the comfort degree of sitting on the chair is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lifting chassis structure of a seat, which aims to solve the problem that the pedal of the conventional common child safety seat in the background art does not have a lifting function, and when children with different heights sit on the seat, the phenomenon that the legs are suspended or excessively bent occurs, so that the comfort degree of sitting on the seat is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: a seat lifting chassis structure comprises a seat supporting seat, a pedal, an upper disk body and a lower disk body, wherein the pedal is fixedly installed on the upper disk body, the lower disk body is fixedly installed on the upper surface of the seat supporting seat and located at a foot stepping position, two edge walls of the lower disk body are integrally connected with lower baffle plates, two edge walls of the upper disk body are integrally connected with upper baffle plates, opposite surfaces of the two lower baffle plates are respectively connected with two ends of a lower sliding rod in a sliding mode, opposite surfaces of the two upper baffle plates are respectively connected with two ends of an upper sliding rod in a sliding mode, rod walls of the lower sliding rod are symmetrically and rotatably connected with one end of a first supporting plate strip, the other end of the two first supporting plate strips are respectively and rotatably connected onto the two upper baffle plates, two rod walls of the upper sliding rod are symmetrically and rotatably connected with one end of a second supporting plate strip, the other end of the two second supporting plate strips are respectively and rotatably connected onto the two lower baffle plates, the first supporting lath and the second supporting lath on the same side are arranged in a crossed manner and are rotatably connected at the crossed position, and a manual driving mechanism for driving the lower sliding rod to slide in a reciprocating manner is arranged on the lower disc body.

Preferably, manual drive mechanism includes n type frame, the upper surface position of disk body under n type frame fixed mounting, the inside of n type frame is rotated and is connected with the wheel of dialling, the intermediate position of dialling the wheel is equipped with the screw hole, screw hole female connection has the screw rod, the both sides wall of n type frame is equipped with spacing mouth, two spacing mouths are extended respectively at the both ends of screw rod, the pole wall intermediate position of slide bar under the connecting seat fixed mounting is passed through to the one end of screw rod.

Preferably, openings are formed in the same positions of the surface of the lower disc body and the surface of the supporting seat in a penetrating mode, and the wheel wall of the poking wheel extends into the openings.

Preferably, two the opposite faces of baffle all are equipped with down the slide gate mouth down, the both ends of slide bar run through two slide gate mouths down respectively, sliding connection between the lateral wall of slide bar and the inside wall of slide gate mouth down, two the opposite face of overhead gage all is equipped with the mouth of going up the slide gate, the both ends of going up the slide bar run through two last slide gate mouths respectively, sliding connection between the lateral wall of going up the slide bar and the inside wall of going up the slide gate mouth.

Preferably, the upper surface of supporting seat is equipped with and accomodates the groove, lower disk body fixed mounting accomodates the inside lower surface position in groove.

Preferably, the surface of supporting seat just is located the week side of accomodating the groove and is equipped with a plurality of guiding hole, sliding connection has the guide bar in the guiding hole, the top fixed mounting of guide bar is in the lower surface position of step.

Compared with the prior art, the utility model has the beneficial effects that: a lifting chassis structure of a seat can drive a screw rod to do horizontal linear reciprocating motion through a manual driving mechanism, and is arranged through matching of a lower sliding rod, an upper sliding rod, a first supporting plate strip and a second supporting plate strip.

Drawings

FIG. 1 is a first schematic perspective view of the present invention with the seat support and the pedal removed;

FIG. 2 is a schematic perspective view of the seat support and the pedal of the present invention with the seat support removed;

FIG. 3 is a schematic structural view of the present invention with the seat support, the pedal, and the upper plate removed;

FIG. 4 is a schematic perspective view of the present invention;

fig. 5 is a schematic front view of the present invention.

In the figure: the seat comprises a seat support seat 1, a pedal 2, an upper disc 3, a lower disc 4, a lower baffle 5, an upper baffle 6, a lower slide bar 7, an upper slide bar 8, a first support batten 9, a second support batten 10, an n-shaped frame 11, a dial wheel 12, a screw 13, an opening 14, a lower slideway opening 15, an upper slideway opening 16, a receiving groove 17, a guide hole 18 and a guide rod 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a seat lifting chassis structure comprises a seat supporting seat 1, a pedal 2, an upper disc body 3 and a lower disc body 4, wherein the pedal 2 is fixedly installed on the upper disc body 3, the lower disc body 4 is fixedly installed on the upper surface of the seat supporting seat 1 and is located at a foot stepping position, two edge walls of the lower disc body 4 are integrally connected with lower baffle plates 5, two edge walls of the upper disc body 3 are integrally connected with upper baffle plates 6, opposite surfaces of the two lower baffle plates 5 are respectively connected with two ends of lower sliding rods 7 in a sliding mode, opposite surfaces of the two upper baffle plates 6 are respectively connected with two ends of upper sliding rods 8 in a sliding mode, rod walls of the lower sliding rods 7 are symmetrically and rotatably connected with one end of first supporting plate strips 9, the other ends of the two first supporting plate strips 9 are respectively and rotatably connected on the two upper baffle plates 6, two rod walls of the upper sliding rods 8 are symmetrically and rotatably connected with one end of second supporting plate strips 10, the other ends of the two second supporting laths 10 are respectively and rotatably connected with the two lower baffles 5, the first supporting laths 9 and the second supporting laths 10 on the same side are arranged in a crossed manner and are positioned at the crossed position for rotating connection, the lower disc body 4 is provided with a manual driving mechanism for driving the lower sliding rod 7 to slide back and forth, through the matching arrangement of the lower slide bar 7, the upper slide bar 8, the first supporting plate strip 9 and the second supporting plate strip 10, when the lower slide bar 7 is pushed by the manual driving mechanism, the upper tray body 3 can be driven to descend, thereby driving the pedal 2 to descend, facilitating children stepping on the pedal 2 without over-bending legs, being more comfortable, driving the upper disc body 3 to rise when the manual driving mechanism pulls back the lower slide bar 7, thereby drive step 2 and rise, be convenient for short children step on step 2, be unlikely to unsettled, more comfortable.

Particularly, manual drive mechanism includes n type frame 11, the upper surface position of disk body 4 under n type frame 11 fixed mounting, the inside rotation of n type frame 11 is connected with dials driving wheel 12, the intermediate position of dialling driving wheel 12 is equipped with the screw hole, screw hole female connection has screw rod 13, the both sides wall of n type frame 11 is equipped with spacing mouthful, two spacing mouths are extended respectively at the both ends of screw rod 13, the one end of screw rod 13 is passed through connecting seat fixed mounting at the pole wall intermediate position of slide bar 7 down, and through the cooperation setting of the screw hole on n type frame 11, screw rod 13 and the dial driving wheel 12, when the hand stretched into 14 interior rotation dial driving wheels 12 of opening, can drive screw rod 13 and be horizontal linear motion, dial driving wheel 12 and rotate different directions, and screw rod 13 also will move different directions.

Specifically, openings 14 are formed in the same positions of the surface of the lower disc body 4 and the surface of the supporting seat 1, the wheel wall of the poking wheel 12 extends into the openings 14, and the poking wheel 12 can be rotated conveniently through the openings 14.

Specifically, two opposite surfaces of the lower baffle 5 are provided with a lower sliding channel opening 15, two ends of the lower sliding rod 7 penetrate through the two lower sliding channel openings 15 respectively, the side wall of the lower sliding rod 7 is connected with the inner side wall of the lower sliding channel opening 15 in a sliding manner, two opposite surfaces of the upper baffle 6 are provided with an upper sliding channel opening 16, two ends of the upper sliding rod 8 penetrate through the two upper sliding channel openings 16 respectively, the side wall of the upper sliding rod 8 is connected with the inner side wall of the upper sliding channel opening 16 in a sliding manner, and the sliding distance between the lower sliding rod 7 and the upper sliding rod 8 can be limited through the lower sliding channel opening 15 and the upper sliding channel opening 16 respectively.

Specifically, the upper surface of the support base 1 is provided with a storage groove 17, and the lower plate 4 is fixedly mounted at the inner lower surface position of the storage groove 17 and can be stored in the storage groove 17 when the pedal 2 is not used.

Specifically, the surface of the support base 1 and the circumferential side of the accommodating groove 17 are provided with a plurality of guide holes 18, guide rods 19 are slidably connected in the guide holes 18, the top ends of the guide rods 19 are fixedly mounted on the lower surface of the pedal 2, and the stability of the pedal 2 is improved.

The working principle is as follows: according to the utility model, through the matching arrangement of the n-shaped frame 11, the screw 13 and the threaded hole on the dial wheel 12, when a hand extends into the opening 14 to rotate the dial wheel 12, the screw 13 can be driven to do horizontal linear motion, the dial wheel 12 rotates in different directions, the screw 13 also moves in different directions, through the matching arrangement of the lower slide bar 7, the upper slide bar 8, the first supporting plate strip 9 and the second supporting plate strip 10, when the screw 13 pushes the lower slide bar 7, the upper plate body 3 can be driven to descend, so that the pedal 2 is driven to descend, so that children with high stature can step on the pedal 2 without excessively bending legs, and is more comfortable, when the screw 13 pulls the lower slide bar 7 back, the upper plate body 3 can be driven to ascend, so that children with low stature can step on the pedal 2 without suspending, and is more comfortable, and the sliding distance between the lower slide bar 7 and the upper slide bar 8 can be respectively limited through the lower slide way opening 15 and the upper slide opening 16, through the matching arrangement of the guide holes 18 and the guide rods 19, the pedal 2 can be guided, and through the accommodating grooves 17, when the lower disc body 3 descends, the lower disc body can be accommodated in the accommodating grooves 17.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a seat lift chassis structure, includes seat supporting seat (1), pedal (2), goes up disk body (3) and lower disk body (4), pedal (2) fixed mounting is on last disk body (3), lower disk body (4) fixed mounting just is located the position that the foot stepped on at the upper surface of seat supporting seat (1), its characterized in that: the two edge walls of the lower tray body (4) are integrally connected with a lower baffle (5), the two edge walls of the upper tray body (3) are integrally connected with an upper baffle (6), the two opposite surfaces of the lower baffle (5) are respectively connected with the two ends of a lower sliding rod (7) in a sliding manner, the two opposite surfaces of the upper baffle (6) are respectively connected with the two ends of an upper sliding rod (8) in a sliding manner, the rod wall of the lower sliding rod (7) is symmetrically and rotatably connected with one end of a first supporting lath (9), the other end of the first supporting lath (9) is respectively and rotatably connected with the two upper baffles (6), the two rod walls of the upper sliding rod (8) are symmetrically and rotatably connected with one end of a second supporting lath (10), the other end of the second supporting lath (10) is respectively and rotatably connected with the two lower baffle (5), the first supporting lath (9) and the second supporting lath (10) at the same side are arranged in a crossed manner and are positioned at crossed positions and rotatably connected, and a manual driving mechanism for driving the lower sliding rod (7) to slide back and forth is arranged on the lower disc body (4).

2. A seat lifting chassis structure according to claim 1, wherein: manual actuating mechanism includes n type frame (11), the upper surface position of disk body (4) under n type frame (11) fixed mounting, the inside of n type frame (11) is rotated and is connected with thumb wheel (12), the intermediate position of thumb wheel (12) is equipped with the screw hole, screw hole female connection has screw rod (13), the both sides wall of n type frame (11) is equipped with spacing mouthful, two spacing mouths are extended respectively to the both ends of screw rod (13), the pole wall intermediate position of slide bar (7) is passed through connecting seat fixed mounting under in the one end of screw rod (13).

3. A seat lifting chassis structure according to claim 2, wherein: openings (14) are formed in the same positions of the surface of the lower disc body (4) and the surface of the supporting seat (1) in a penetrating mode, and the wheel wall of the poking wheel (12) extends into the openings (14).

4. A seat lifting chassis structure according to claim 1, wherein: two the relative face of baffle (5) all is equipped with gliding road junction (15) down, two gliding road junction (15) are run through respectively at the both ends of lower slide bar (7), sliding connection between the lateral wall of lower slide bar (7) and the inside wall of gliding road junction (15), two the relative face of overhead gage (6) all is equipped with up-glide road junction (16), two last-glide road junction (16) are run through respectively at the both ends of going up slide bar (8), sliding connection between the lateral wall of going up slide bar (8) and the inside wall of last road junction (16).

5. A seat lifting chassis structure according to claim 1, wherein: the upper surface of supporting seat (1) is equipped with and accomodates groove (17), lower disk body (4) fixed mounting is in the inside lower surface position of accomodating groove (17).

6. A seat lifting chassis structure according to claim 1, wherein: the surface of supporting seat (1) just is located the week side of accomodating groove (17) and is equipped with a plurality of guiding hole (18), sliding connection has guide bar (19) in guiding hole (18), the top fixed mounting of guide bar (19) is in the lower surface position of step (2).