CN108622010A

CN108622010A - Automobile seat for children safety belt add-on security backing plate and its application method

Info

Publication number: CN108622010A
Application number: CN201710171209.8A
Authority: CN
Inventors: 姚凌; 伍凤连
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-03-21
Filing date: 2017-03-21
Publication date: 2018-10-09

Abstract

The invention discloses a kind of automobile seat for children safety belt add-on security backing plate and its application methods, it includes load plate portion, left resistance arm, right resistance arm, block tongue portions, these structures are set as rigidly connected rigid plate body, and the block tongue portion includes rigidly connected block tongue main body, left anchor arm, left anchor fluke, right anchor arm, right anchor fluke；The present invention can achieve the purpose that belt-strap to avoid injuring children with abdominal in collision accident from the weak abdomen that fastens two thighs that are changed to fasten, and automobile safety seat belt is assisted more effectively to protect the safety of children；The present invention does not interfere other people to sit the automotive seat that the children sat, and the present invention can also be put into handbag storage, can be used at any time when taking other automobiles, at any time children's safety of the protection as user.

Description

Automobile seat for children safety belt add-on security backing plate and its application method

Technical field

The present invention relates to a kind of automobile seat for children safety belt added safety devices and its application methods, especially a kind of Automobile seat for children safety belt add-on security backing plate and its application method.

Background technology

As car enters average family, this specific group of children is unavoidable in life to ride in an automobile, general The short bodily form that the seat harness that is open to the traffic is not suitable for children is unable to reach its safe effect, is commonly available to the automobile of adult Seat harness use needs additional safety chair seats of car for children or seat cushion with children, and children's body pad is 10-15 lis high The automobile safety seat belt ribbon of the position of rice, the adult's crotch point that otherwise is used to fasten becomes the abdomen for the children's weakness that fastens Portion, automobile emergency brake or collision when do not have protective effect be also possible to injury children with abdominal.3-15 Sui children are generally adapted to use Safety chair seats of car for children or seat cushion when in use, to spend about 5 minutes time to tie up on automotive seat, compare due to removing Trouble and its volume is larger, family has children often by bus, safety chair seats of car for children or seat cushion generally will not often from It is removed on seat cushions, automotive seat uses in the state of being equipped with safety chair seats of car for children or seat cushion for a long time, interferes Other people sit the automotive seat, and use is more inconvenient.In addition 3-15 Sui children may go out with the other automobiles of adult's seating Row, such as when the vehicles public using taxi, bus etc., due to the children's automotive safety seat not being convenient for carrying Chair can only then be sitting on general automotive seat and fasten common safety belt, and serious injury may be brought when crashing.

In addition, according to inventor to the prior art retrieve as a result, it has been found that, there are a kind of skills by those skilled in the art of the present technique Art prejudice：In prior art automobile seat for children safety belt added safety devices, product using when must be connected in seat Together, it specially carries out bundling product itself when product design or being fixed on chair mechanism as the mode used, causes institute The prior art self structure component of design is more, when using assembly and disassembly be not easy, external planarization difference or occupied space it is excessive To be not easy to store, it is unsuitable for carrying use.

Invention content

Technical problems to be solved

In order to overcome, the automobile safety seat belt added safety devices self structure component that the prior art is designed for children is more, makes The shortcomings of used time assembly and disassembly are not easy, are not easy to carry；The present invention provides a kind of structures more simply, assembly and disassembly are more easy, When being more convenient for carrying use, using belt-strap will not voluntarily deviate from, children with abdominal that belt-strap is fasten position Be changed to fasten the automobile seat for children safety belt add-on security backing plate and its application method of two thigh positions.

Solve the technological means of technical problem

A kind of automobile seat for children safety belt add-on security backing plate of the present invention includes load plate portion, left resistance arm, right resistance Arm, block tongue portion, these structures are set as rigidly connected rigid plate body；

The load plate portion left side is equipped with the left resistance arm extended forward, and the right resistance extended forward is equipped on the right of load plate portion Arm；

The block tongue portion is located at load plate portion forward, central part, is connected in preceding, the posterior relationship of load plate portion by block tongue portion, block tongue portion Leading space unobstructed structure from left to right；

Left seam gap is equipped on the left of the block tongue portion between left resistance arm, the right side is equipped between right resistance arm on the right side of block tongue portion Gap；Left seam gap and the respective front end of right seam gap are connected to the leading space in block tongue portion, rear end is closed by load plate portion；

The block tongue portion includes rigidly connected block tongue main body, left anchor arm, left anchor fluke, right anchor arm, right anchor fluke, before block tongue main body Portion is equipped with the left anchor arm and not only backward curved left anchor fluke that stretch out to the left, the right anchor arm and but also backward curved right anchor fluke structure that stretch out to the right At grasp structure；It is equipped with left grasp between left anchor fluke and block tongue main body to be open, right anchor is equipped between right anchor fluke and block tongue main body Hook is open；

The total length of body exterior of the present invention from left to right is set as 20-35 centimetres, is set as 10-25 lis from the overall width of front to back Rice, this is that the present invention has convenient for carrying the parameter area of effect, and the present invention can be easy to be accommodated in carry-on handbag.Certainly Also allow setting in this way：The total length of body exterior of the present invention from left to right is set as 23-30 centimetres, is set from the overall width of front to back It is 12-20 centimetres.

Further；The left seam gap includes the left ribbon receiving for setting fore left ribbon discrepancy seam and being located at rear portion Seam, left ribbon discrepancy is stitched and left ribbon receiving seam interconnects, and left ribbon receiving, which is stitched, to be open with left grasp before front and back formation relatively The gap penetrated through afterwards, the rear end that left ribbon discrepancy is stitched accommodate from left ribbon and diverge on the left of seam front end, the front end of left ribbon discrepancy seam It is connected to the leading space in block tongue portion；The right seam gap includes the right ribbon for setting fore right ribbon discrepancy seam and being located at rear portion Seam is accommodated, right ribbon discrepancy seam and right ribbon accommodate seam and interconnect, right ribbon receiving seam and the front and back shape relatively of right grasp opening At the gap of front and back perforation, the rear end that right ribbon discrepancy is stitched is diverged on the right side of right ribbon receiving seam front end, what right ribbon discrepancy was stitched Front end is connected to the leading space in block tongue portion；These structures composition is a set of to make belt-strap be stuck in the unartificial interference in block tongue portion not The Anti-extrusion self-locking device in block tongue portion can voluntarily be deviate from；The present invention in use, belt-strap be contained in left ribbon accommodate seam and Right ribbon accommodates in seam and is restricted to the straightened condition that can only be slid back and forth, if belt-strap forward slip can only slide to card Tongue front end grasp opening, which is gathered, hooks, and is knitted with the right side except the unartificial left ribbon for belt-strap being allocated to both sides fork comes in and goes out to stitch Band, which comes in and goes out, to be stitched, and belt-strap abjection block tongue portion can be just made, and otherwise belt-strap will not voluntarily deviate from block tongue portion, these structures It is further, the better safety precautions of the present invention.

The structure of the present invention forms a lever construction when in use；Balance pivot is in load plate portion；Block when the use of block tongue portion Firmly there is after belt-strap upward power, be the power arm of lever；Left resistance arm, the resistance that right resistance arm is lever Arm.

The load plate portion of the present invention is the rear portion plate body positioned at block tongue portion, left resistance arm, right resistance arm, is made Used time is with bearing and transmit the upward power in block tongue portion to left resistance arm, right resistance arm and with the work of balance pivot With；Block tongue portion is that load plate portion is previously used for blocking the entirety of the stretching plate body structure of belt-strap；Block tongue main body is block tongue From load plate portion to the agent structure of block tongue portion front end in portion；Left resistance arm, right resistance arm portion are located at load plate portion or so Both sides front, when use, which can correspond to, touch two lower leg and thighs of user.

Further, the length that the left resistance arm and right resistance arm extend forward from load plate portion can be set as 5-15 Centimetre；Certainly, left resistance arm and right resistance arm extend forward 5-12 centimetres from load plate portion is also allowed.

Respectively total length can be set as 6-13 centimetres for the left seam gap, right seam gap, and the left seam gap, right gap width can be distinguished It is set as 0.3-1 centimetres, seam, right ribbon discrepancy seam length can respectively be set as 2-5 centimetres wherein left ribbon comes in and goes out, and left and right ribbon holds Seam length of receiving can respectively be set as 4-8 centimetres, and left ribbon discrepancy seam, right ribbon discrepancy seam can be set as bending gap；Left seam gap, the right side Gap is to allow automobile safety seat belt ribbon to stick into block tongue portion, and automobile safety seat belt ribbon thickness ordinarily is about 0.12 li Rice, left seam gap, right gap width can ensure that automobile safety seat belt ribbon passes through gap, left seam gap, the right side not less than 0.3 centimetre The above-mentioned width range in gap can accommodate belt-strap and it is made to keep straightened condition.

The width of the block tongue main body from left to right can be set as 2-6 centimetres, can be set as 5-10 centimetres from the length of front to back, Block tongue main body may be alternatively provided as beloid structure of the front width than narrow 0.2-1 centimetres below；Certainly, block tongue portion is certainly left extremely Right width, which is set as 2-5 centimetres, is set as 5-8 centimetres from the length of front to back is allowed.

The length of the load plate portion from left to right can be set as 20-35 centimetres, can be set as 3-20 lis from the length of front to back Rice；Certainly, the length of load plate portion from left to right can be set as 23-30 centimetres, can be set as 4-15 centimetres from the length of front to back be Allow.

The left grasp opening, right grasp opening width can be set as 0.7-2 centimetres respectively.

The stereoscopic strength of materials used of the rigid plate of ontology of the present invention with load-bearing needs that its material and thickness, this hair is arranged Bright ontology can be set as rigid metal plate body of the thickness at 0.3-1.5 centimetres, and the rigidity plate body includes but not limited to the steel of rigidity Plate or stainless steel plate etc.；Certainly, ontology of the present invention is set as thickness is allowed in 0.3-1 centimetres of rigid metal plate body.

Application method of the present invention：The first step：Children as user are sitting on automotive seat, wear automotive seat peace Full band；Second step：Ontology of the present invention is first pressed block tongue portion in the posterior direction of preceding load plate portion, block tongue portion to be arranged in user two It among thigh, is placed under two thighs of user, left resistance arm, right resistance arm is pushed down respectively with two thighs, then The belt-strap of automobile safety seat belt original crotch point is stuck in block tongue portion；Alternatively, automobile safety seat belt original crotch position The belt-strap set first is stuck in block tongue portion, then ontology of the present invention is pressed block tongue portion in the posterior direction of preceding load plate portion, block tongue Portion be arranged among two thighs of user, be placed under two thighs of user, with two thighs push down respectively left resistance arm, Right resistance arm；Belt-strap, which is stuck in the further application method in block tongue portion, is：Automobile safety seat belt original crotch The belt-strap of position comes in and goes out to stitch to come in and go out to stitch to respectively enter left ribbon and accommodate to stitch with right ribbon by left ribbon to be held with right ribbon Seam of receiving stops, to which the belt-strap of automobile safety seat belt original crotch point is stuck in block tongue portion.Automotive seat at this time Belt-strap is two thighs that fasten from the user's children with abdominal position change that fastens, and avoids the children with abdominal as user Position is stuck in the safety belt in block tongue portion if the body of user moves forward suddenly when encountering automobile emergency brake or collision accident This of ribbon locally generates upward impact pulling force, and the impact pulling force of belt-strap is transmitted to force bearing plate by block tongue portion Portion, left resistance arm, right resistance arm, two lower leg and thighs of user resist left resistance arm, right resistance arm, can be by safety Impact force dispersion with the ribbon part is offset under thigh.Using finishing, user can press belt-strap from block tongue portion Backtracking is deviate from.The actual operational speed for being filled, being torn open process using the present invention to Children Normal through inventor is counted, and is used When install or remove the present invention time within 20 seconds, above application method can make the present invention the assembly and disassembly time than existing skill Art is shorter, assembly and disassembly are easier.

Advantageous effect

1, structure is simpler, and manufacture flat cost is considerably lower：

Technical scheme of the present invention be used without with seat binding or fixed, absolute construction rigid plate body, may be implemented Safety belt user's children with abdominal position that fastens is changed to fasten the security functions of two thighs, can be used cutting or hot forging pressure or The single production technology such as essence casting can produce the independent rigid plate body of the present invention, obviously simpler than the structure of the prior art To which processing and manufacturing is easier, the flat cost of manufacture is considerably lower.

2, the assembly and disassembly time is shorter, and assembly and disassembly are more easy, do not interfere other people to sit the automotive seat that the children sat, more just It is used in carrying：

By the application method of the present invention, as long as the present invention is padded on two thigh lower positions when user uses every time, vapour Vehicle seats belt-strap is stuck in block tongue portion and can use, when use install or remove time of the present invention 20 seconds it It is interior, there is obviously, assembly and disassembly more easy effect more shorter than the prior art assembly and disassembly time；Binding or solid is not had to when the present invention uses It is scheduled on automotive seat, other people is not interfered to sit the automotive seat that the children sat, overcome aforementioned the art technology people The technology prejudice of member；And external structure of the present invention is flat, length and width setting size is appropriate, user can be positioned over handbag, in case with When take various automobiles and use, the user that is more convenient for carries, uses at any time.

3, the safety guarantee effect in block tongue portion will not voluntarily be deviate from by being stuck in unartificial interference in block tongue portion with belt-strap Fruit：

The measure of grasp is arranged in block tongue portion front in the present invention, automobile emergency brake or collision accident is encountered when in use, even if youngster The reasons such as virgin overweight cause block tongue portion to be folded upward at or lift, and car belt ribbon can only be gathered and be hooked in left and right anchor Hook is open without departing from the present invention；Also there is the present invention belt-strap, which to be stuck in unartificial interference in block tongue portion, voluntarily to deviate from The Anti-extrusion self-locking device structure of the effect in block tongue portion, belt-strap will not voluntarily deviate from block tongue portion when in use；The present invention Thus has the effect of further, better safety guarantee, it can be ensured that the present invention assists automobile safety seat belt more into one Step ground ensures children's safety.

The present invention pass through more than technical solution, can reach and belt-strap is changed to fasten from the weak abdomen that fastens Two thighs avoid injuring the purpose of children with abdominal in collision accident, and automobile safety seat belt is assisted more effectively to protect children Safety；The present invention does not interfere other people to sit the automotive seat that the children sat, and the present invention can also be put into handbag storage, It can be used at any time when taking other automobiles, at any time children's safety of the protection as user.

Invention achieves the purposes of design.

Description of the drawings

Present invention will be further explained below with reference to the attached drawings and examples.

Fig. 1 is the top perspective schematic diagram of the embodiment of the present invention.

Fig. 2 is the block tongue portion partial schematic plan view of the embodiment of the present invention.

Fig. 3 is the use schematic diagram of the embodiment of the present invention.

Fig. 4 is the schematic diagram that automobile safety seat belt ribbon of the embodiment of the present invention is stuck in block tongue portion.

In figure：1. ontology of the present invention, 11. load plate portions, 12. left resistance arms, 13. right resistance arms；2. block tongue Portion, including：21. block tongue main body, 22. left anchor flukes, 23. left anchor arms, 24. left grasp openings, 25. right anchor flukes, 26. right anchor arms, 27. Right grasp opening；3. left ribbon accommodates seam, 31. left ribbons, which come in and go out, to be stitched；32. right ribbon accommodates seam, 33. right ribbons, which come in and go out, to be stitched；4. User（Children）；5. automotive seat, 51. belt-straps, 52. safety belt protecting casings.

Specific implementation mode

The present invention as shown in Figure 1 and Figure 2, the needs in figure for a clear description indicate the side of front, rear, left and right in Fig. 2 To, and by dotted line from left to right the structure of the invention for distinguishing multiple portions, and combine the embodiment of the present invention of Fig. 2 Block tongue portion partial schematic diagram illustrates, and the marking line for being equipped with arrow in Fig. 2 with both ends is used for indicating that left ribbon discrepancy seam, a left side are knitted Band, which accommodates seam, right ribbon comes in and goes out stitches, right ribbon accommodates range belonging to seam.

Ontology 1 of the present invention includes load plate portion 11, left resistance arm 12, right resistance arm 13, block tongue portion 2, these structures It is set as rigidly connected rigid plate body；

11 left side of load plate portion is equipped with the left resistance arm 12 that extends forward, and 11 the right of load plate portion, which is equipped with, to be extended forward Right resistance arm 13；

The block tongue portion 2 is located at 11 forward, central part of load plate portion, is connected in preceding, 11 posterior relationship of load plate portion by block tongue portion 2, The leading space in block tongue portion 2 unobstructed structure from left to right；

It is equipped with left seam gap between 2 left side of the block tongue portion and left resistance arm 12（Including：Left ribbon accommodates seam 3 and left ribbon goes out Enter seam 31）, right seam gap is equipped between 2 right side of block tongue portion and right resistance arm 13（Including：Right ribbon accommodates seam 32 and right ribbon goes out Enter seam 33）；Left seam gap and the respective front end of right seam gap are connected to the leading space in block tongue portion 2, rear end is closed by load plate portion 11；

The block tongue portion 2 includes rigidly connected block tongue main body 21, left anchor arm 23, left anchor fluke 22, right anchor arm 26, right anchor fluke 25, In the right anchor arm 26 that 21 front of block tongue main body is equipped with the left anchor arm 23 that stretches out to the left and again backward curved left anchor fluke 22, stretches out to the right With the grasp structure of the backward curved composition of right anchor fluke 25 again；Left grasp opening 24 is equipped between left anchor fluke 22 and block tongue main body 21, Right grasp opening 27 is equipped between right anchor fluke 25 and block tongue main body 21；

The total length of 1 external margin of ontology of the present invention from left to right is set as 25 centimetres, is set as 13 centimetres from the overall width of front to back, This is that the present invention has convenient for carrying the parameter area of effect, can be easy to the present invention to be accommodated in handbag and carries.

Further；The left seam gap includes the left ribbon receiving for setting fore left ribbon discrepancy seam 31 and being located at rear portion 3 are stitched, left ribbon discrepancy seam 31 and left ribbon accommodate seam 3 and interconnect, and it is opposite with before and after left grasp opening 24 that left ribbon receiving stitches 3 The front and back gap penetrated through is formed, the rear end of left ribbon discrepancy seam 31 is accommodated from left ribbon diverges on the left of 3 front ends of seam, and left ribbon comes in and goes out The front end of seam 31 is connected to the leading space in block tongue portion 2；The right seam gap includes setting fore right ribbon discrepancy seam 33 and setting Right ribbon at rear portion accommodates seam 32, and right ribbon discrepancy seam 33 and right ribbon accommodate seam 32 and interconnect, and right ribbon, which accommodates, stitches 32 With before and after right grasp opening 27 seam 32 is accommodated from right ribbon with respect to the gap for forming front and back perforation, the rear end of right ribbon discrepancy seam 33 The front end of fork on the right side of front end, right ribbon discrepancy seam 33 is connected to the leading space in block tongue portion 2.

It can help to understand left seam gap of the invention as shown in Figure 2（Left ribbon accommodates seam 3 and left ribbon comes in and goes out and stitches 31）, right seam Gap（Right ribbon accommodates seam 32 and right ribbon comes in and goes out and stitches 33）Affiliated range concrete condition.Left ribbon accommodates the affiliated range of seam 3 For：Front end is 22 end of left anchor fluke, rear end is gap between load plate portion 11 is closed, and left ribbon comes in and goes out the affiliated of seam 31 Ranging from：Front end be aligned at 2 front end of block tongue portion, rear end is that the left ribbon of connection accommodates gap between 3 front ends of seam, right ribbon Accommodate seam 32 it is affiliated ranging from：Front end is 25 end of right anchor fluke, rear end is gap between load plate portion 11 is closed, right Ribbon come in and go out seam 33 it is affiliated ranging from：Front end is at 2 front end of alignment block tongue portion, rear end is before the right ribbon of connection accommodates seam 32 Gap between end.Left ribbon discrepancy seam 31 and right ribbon discrepancy seam 33 are respectively set to bending.

Further, the length of the load plate portion 11 from left to right is set as 25 centimetres（From left to right with ontology of the present invention Length is identical）, from the length of front to back be set as 7 centimetres；The left resistance arm 12 and right resistance arm 13 are from load plate portion 11 Extend 6 centimetres forward；It is below 4 centimetres preceding narrow that the width of the block tongue main body 21 from left to right, which is set as front as 3.5 centimetres, Afterwards wide structure, from the length of front to back be set as 6 centimetres；Left seam gap（Left ribbon accommodates seam 3 and left ribbon comes in and goes out and stitches 31）, right seam Gap（Right ribbon accommodates seam 32 and right ribbon comes in and goes out and stitches 33）Its width is set to 0.8 centimetre, and left grasp opening 24, right grasp are opened 27 width of mouth are set to 0.8 centimetre；The rigid plate body thickness of ontology 1 of the present invention is set as 0.5 centimetre of carbon steel sheet, using along outer The mode of contouring cutting manufactures.

The present embodiment is one and has preferred technique effect and the moderate design scheme of production cost.

The embodiment of the present invention as shown in Figure 3 uses schematic diagram, we can use the present invention in this way：The first step：As The children 4 of user are sitting on automotive seat 5, wear automobile safety seat belt；Second step：Ontology 1 of the present invention is first pressed card Tongue 2 is arranged in 11 posterior direction of preceding load plate portion, block tongue portion 2 among 4 two thighs of user, is placed on 4 liang of user Under thigh, left resistance arm 12, right resistance arm 13 are pushed down respectively with two thighs, then automobile safety seat belt original crotch The belt-strap 51 of position is stuck in block tongue portion 2；Alternatively, the belt-strap 51 automobile safety seat belt original crotch point is first It is stuck in block tongue portion 2, then ontology 1 of the present invention is made by block tongue portion 2 in 11 posterior direction of preceding load plate portion, the setting of block tongue portion 2 It among 4 two thighs of user, is placed under 4 two thighs of user, left resistance arm 12, right resistance is pushed down respectively with two thighs Arm 13；Safety belt, which is stuck in the further application method in block tongue portion, is：The peace of automobile safety seat belt original crotch point Full band ribbon 51 by left ribbon comes in and goes out seam 31 and right ribbon comes in and goes out, and seam 33 respectively enters that left ribbon accommodates seam 3 and right ribbon accommodates Seam 32 stops, to which the belt-strap 51 of automobile safety seat belt original crotch point is stuck in block tongue portion 2.Automotive seats at this time The belt-strap 51 of seat belt is two thighs that fasten from the 4 children with abdominal position change of user that fastens, and vapour can occur Vehicle bring to a halt or when collision accident by the dispersion of the impact force of 51 part of belt-strap, offset under thigh.Using finishing, make User can be deviate from belt-strap by backtracking from block tongue portion.User using when install or remove the present invention time exist Within 20 seconds.

In addition, since child height may be shorter, neck may occur close to belt-strap when fastening one's safety belt Fragile neck may be hurt by laminar belt-strap when collision accident；As shown in Figure 3, the present invention is same when in use When in belt-strap 51 be located at neck location setting safety belt protecting casing 52, the package neck of child of safety belt protecting casing 52 position The belt-strap 51 at place, effect is to increase the contact surface of belt-strap and human body and slows down impact force, prevents safety Band ribbon hurts neck of child when in use.The safety belt protecting casing is called safety belt set or shoulder pad sleeve, is generally soft-surface Expect or add the materials such as sponge to be made, velcro or the measure of the overlap joint such as button or slide fastener, which is arranged, to wrap up safety safety belt protecting casing Band ribbon increases the contact surface of belt-strap and human body and slows down impact force, preferably protects children's torso fragility position.

It can help to understand that belt-strap 51 is stuck in the Anti-extrusion self-locking that will not voluntarily deviate from block tongue portion 2 as shown in Figure 4 Device, 51 part of belt-strap shown in Fig. 4 are the part for being stuck in block tongue portion 2, and belt-strap 51 can pass through when using Left ribbon comes in and goes out seam 31 and right ribbon comes in and goes out, and seam 33 respectively enters that left ribbon accommodates seam 3 and right ribbon accommodates seam 32 and stops, and is stuck in In block tongue portion 2, belt-strap 51 is due to own tension and it is housed inside left ribbon receiving seam 3 and right ribbon accommodates seam 32 It is restricted to, compared with straightened condition, to slide back and forth in the space of relatively narrow width, the discrepancy of 31, right ribbon is stitched since left ribbon comes in and goes out Seam 33 accommodates seam 3 from left ribbon respectively, right ribbon accommodates 32 both sides of seam and diverges, if 51 forward slip of belt-strap is only assembled Hold together in left grasp opening 24, right grasp opening 27, will not voluntarily deviate from block tongue portion 2.When user 4 needs belt-strap 51 Deviate from block tongue portion 2, the left ribbon discrepancy seam 31 and right ribbon discrepancy seam 33 of side fork can be allocated to ribbon 51 with handle safety, Belt-strap 51 is set to deviate from block tongue portion 2.

The present invention can be fasten two thighs of children always using middle belt-strap, avoided abdomen weakness position, occurred The safety of children can be preferably ensured when automobile emergency brake or collision accident.

Belt-strap refers to the ribbon of automobile safety seat belt in description above；The foregoing is merely the present invention's Preferred embodiment is not intended to restrict the invention, for those skilled in the art, the present invention can have it is various change and Variation, in the case of without departing from the principles of the present invention, made by variation, replace and remodeling etc., should be included in the present invention Within protection domain.

Claims

1. a kind of automobile seat for children safety belt add-on security backing plate, it is characterized in that：Including load plate portion（11）, left resistance arm Portion（12）, right resistance arm（13）, block tongue portion（2）, these structures are set as rigidly connected rigid plate body；

The load plate portion（11）The left side is equipped with the left resistance arm extended forward（12）, load plate portion（11）The right is equipped with forward The right resistance arm extended（13）；

The block tongue portion（2）It is located at load plate portion（11）Forward, central part, by block tongue portion（2）In preceding, load plate portion（11）It is posterior Relationship is connected, block tongue portion（2）Leading space unobstructed structure from left to right；

The block tongue portion（2）Left side and left resistance arm（12）Between be equipped with left seam gap, block tongue portion（2）Right side and right resistance arm （13）Between be equipped with right seam gap；Left seam gap and the respective front end of right seam gap and block tongue portion（2）Leading space connection, rear end held Power plate portion（11）Closing；

The block tongue portion（2）Including rigidly connected block tongue main body（21）, left anchor arm（23）, left anchor fluke（22）, right anchor arm（26）、 Right anchor fluke（25）, in block tongue main body（21）Front is equipped with the left anchor arm stretched out to the left（23）With backward curved left anchor fluke again（22）、 The right anchor arm stretched out to the right（26）With backward curved right anchor fluke again（25）The grasp structure of composition；Left anchor fluke（22）With block tongue main body （21）Between be equipped with left grasp be open（24）, right anchor fluke（25）With block tongue main body（21）Between be equipped with right grasp be open（27）；

Ontology of the present invention（1）External total length from left to right is set as 20-35 centimetres, is set as 10-25 from the overall width of front to back Centimetre.

2. automobile seat for children safety belt add-on security backing plate according to claim 1, it is characterized in that：The left seam gap Including setting fore left ribbon discrepancy seam（31）Seam is accommodated with the left ribbon for being located at rear portion（3）, left ribbon, which comes in and goes out, to be stitched（31）With Left ribbon accommodates seam（3）It interconnects, left ribbon accommodates seam（3）It is open with left grasp（24）The front and back front and back perforation of opposite formation Gap, left ribbon, which comes in and goes out, to be stitched（31）Rear end from left ribbon accommodate stitch（3）Fork on the left of front end, left ribbon, which comes in and goes out, to be stitched（31）Before End and block tongue portion（2）Leading space connection；The right seam gap includes setting fore right ribbon discrepancy seam（33）After being located at The right ribbon in portion accommodates seam（32）, right ribbon, which comes in and goes out, to be stitched（33）It accommodates and stitches with right ribbon（32）It interconnects, right ribbon accommodates seam （32）It is open with right grasp（27）The front and back opposite gap for forming front and back perforation, right ribbon discrepancy seam（33）Rear end from right ribbon Accommodate seam（32）Fork on the right side of front end, right ribbon, which comes in and goes out, to be stitched（33）Front end and block tongue portion（2）Leading space connection.

3. automobile seat for children safety belt add-on security backing plate according to claim 2, it is characterized in that：Left ribbon accommodates Seam（3）It is affiliated ranging from：Front end is left anchor fluke（22）End, rear end are load plate portion（11）Gap between closing, Left ribbon, which comes in and goes out, to be stitched（31）It is affiliated ranging from：Front end is alignment block tongue portion（2）At front end, rear end be to connect left ribbon to accommodate Seam（3）Gap between front end, right ribbon accommodate seam（32）It is affiliated ranging from：Front end is right anchor fluke（25）End, rear end For load plate portion（11）Gap between closing, right ribbon, which comes in and goes out, to be stitched（33）It is affiliated ranging from：Front end is alignment block tongue portion （2）At front end, rear end be to connect right ribbon to accommodate seam（32）Gap between front end.

4. automobile seat for children safety belt add-on security backing plate according to claim 1, it is characterized in that：The left resistance Arm（12）With right resistance arm（13）From load plate portion（11）The length extended forward is set as 5-15 centimetres.

5. automobile seat for children safety belt add-on security backing plate according to claim 1, it is characterized in that：The block tongue master Body（21）Width from left to right is set as 2-6 centimetres, is set as 5-10 centimetres from the length of front to back.

6. automobile seat for children safety belt add-on security backing plate according to claim 1, it is characterized in that：The force bearing plate Portion（11）Length from left to right is set as 20-35 centimetres, is set as 3-20 centimetres from the length of front to back.

7. automobile seat for children safety belt add-on security backing plate according to claim 1, it is characterized in that：The left grasp Opening（24）, right grasp opening（27）Width is set to 0.7-2 centimetres.

8. the application method of automobile seat for children safety belt add-on security backing plate according to claim 1, it is characterized in that：

The first step：As user（4）Children be sitting in automotive seat（5）On, wear automobile safety seat belt；

Second step：Ontology of the present invention（1）First press block tongue portion（2）In preceding load plate portion（11）Posterior direction, block tongue portion（2）If It sets in user（4）Among two thighs, it is placed on user（4）Under two thighs, left resistance arm is pushed down respectively with two thighs Portion（12）, right resistance arm（13）, then the belt-strap of automobile safety seat belt original crotch point（51）It is stuck in block tongue portion （2）；Alternatively, the belt-strap of automobile safety seat belt original crotch point（51）First it is stuck in block tongue portion（2）, then the present invention Ontology（1）By block tongue portion（2）In preceding load plate portion（11）Posterior direction, block tongue portion（2）It is arranged in user（4）Two thighs Centre is placed on user（4）Under two thighs, left resistance arm is pushed down respectively with two thighs（12）, right resistance arm（13）, Safety belt is stuck in block tongue portion.

9. the application method of automobile seat for children safety belt add-on security backing plate according to claim 8, it is characterized in that： The belt-strap of automobile safety seat belt original crotch point（51）It is come in and gone out and is stitched by left ribbon（31）It comes in and goes out and stitches with right ribbon （33）It respectively enters left ribbon and accommodates seam（3）It accommodates and stitches with right ribbon（32）It stops.

10. automobile seat for children safety belt add-on security backing plate according to claim 8, it is characterized in that：The present invention exists Simultaneously in belt-strap when use（51）Safety belt protecting casing is set at neck location（52）, safety belt protecting casing（52）Packet Wrap up in the belt-strap at neck of child position（51）.