CN109910814B - Safety belt height adjuster - Google Patents
Safety belt height adjuster Download PDFInfo
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- CN109910814B CN109910814B CN201910346315.4A CN201910346315A CN109910814B CN 109910814 B CN109910814 B CN 109910814B CN 201910346315 A CN201910346315 A CN 201910346315A CN 109910814 B CN109910814 B CN 109910814B
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- guide
- height adjuster
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- 238000000034 method Methods 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 230000000670 limiting effect Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- Automotive Seat Belt Assembly (AREA)
Abstract
The invention discloses a safety belt height adjuster, and relates to the technical field of automobiles. The safety belt height adjuster comprises a guide rail and a guide sliding component, wherein the guide sliding component is movably arranged in a sliding groove of the guide rail, the guide sliding component comprises a locking piece, a sliding plate and a button piece, the sliding plate comprises a pivot portion and a carrying portion which are mutually connected, the locking piece is supported on one side of the carrying portion and is in rotatable fit with the pivot portion, and the button piece is arranged on one side, deviating from the carrying portion, of the locking piece. When the button piece moves along the sliding groove direction of the guide rail, the locking piece can be driven to rotate around the pivoting part, so that a locking state that the locking piece is relatively fixed with the guide rail and an unlocking state that the locking piece is relatively movable with the guide rail are realized. This safety belt height adjuster reasonable in design, simple structure through the cooperation of leading smooth subassembly and guide rail, has improved current safety belt height adjuster and has deviate from or drop the phenomenon at the adjustment in-process, and processing is convenient, stable in structure after the assembly.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a safety belt height adjuster.
Background
The seat belt has become a component of the primary equipment for drivers and passengers, and is one of the most important properties of automobiles. With the requirements of consumers on the safety and the comfort of passenger cars, the safety belt of the automobile not only needs to meet the requirements of safety performance, but also meets the requirements of applicability to people with different sizes.
Because current safety belt is in the use, need carry out altitude mixture control to different crowds, in the adjustment process, the risk that deviate from or drop appears easily to the locking subassembly of safety belt, influences the security performance.
Disclosure of Invention
The invention aims to provide a safety belt height adjuster which is used for solving the problems of the prior structure in the use process.
Embodiments of the present invention are implemented as follows:
in view of the above, an embodiment of the present invention provides a seat belt height adjuster, including a guide rail and a slide guiding assembly, the slide guiding assembly is movably disposed in a chute of the guide rail, the slide guiding assembly includes a locking member, a slide plate, and a button member, the slide plate includes a pivot portion and a mounting portion connected to each other, the locking member is supported on one side of the mounting portion and rotatably cooperates with the pivot portion, and the button member is disposed on one side of the locking member facing away from the mounting portion;
when the button piece moves along the sliding groove direction of the guide rail, the locking piece can be driven to rotate around the pivoting part, so that a locking state that the locking piece is relatively fixed with the guide rail and an unlocking state that the locking piece is relatively movable with the guide rail are realized.
In addition, the seat belt height adjuster provided according to the embodiment of the present invention may further have the following additional technical features:
in an alternative embodiment of the present invention, the sliding plate includes a plate body, both sides of the plate body are provided with a pivot portion and a carrying portion, the pivot portion extends along a first direction and protrudes from the plate body, and the carrying portion extends along a second direction, so that the locking member rotates relative to the pivot portion and is supported by the carrying portion.
In an alternative embodiment of the invention, the locking piece comprises a pivoting part and a locking part, wherein the pivoting part is in rotatable fit with the pivoting part, and the locking part is used for being matched with the locking hole of the guide rail;
when the safety belt height adjuster is in a locking state, the locking part is clamped in the locking hole of the guide rail, and when the safety belt height adjuster is in an unlocking state, the locking part is separated from the locking hole of the guide rail.
In an alternative embodiment of the invention, the pivoting part is provided with a rotating protrusion, the rotating protrusion is matched with the pivoting part, and when the rotating protrusion is deformed under the action of external force, the matching of the pivoting part and the pivoting part is released.
In an alternative embodiment of the invention, the locking piece further comprises a concave arc part, and the concave arc part is in arc transition from the pivoting part to the locking part;
the button piece is provided with the journal stirrup in both sides, and the journal stirrup tip is provided with the thrust claw that cooperatees with concave arc portion, and when the button piece moved along the spout direction of guide rail, the concave arc portion was extruded to thrust claw to make the locking piece rotate around pivot portion.
In an alternative embodiment of the present invention, the sliding guide assembly further includes a locking spring, wherein one end of the locking spring is relatively fixed to the sliding plate, and the other end of the locking spring abuts against the inner wall of the locking member, so that the locking member and the guide rail have a relatively fixed tendency.
In an alternative embodiment of the invention, the seat belt height adjuster further comprises a seat plate, the seat plate is connected with the sliding plate and is located on one side of the sliding plate, which is away from the guide rail, the locking piece is located between the sliding plate and the seat plate, the button piece penetrates through the seat plate and can move relative to the seat plate, and the seat plate drives the sliding guide assembly to move along the guide rail.
In an alternative embodiment of the invention, the button member is further provided with a button spring, one end of the button spring is connected to the button member, and the other end of the button spring abuts against the seat plate, so that the button member has a resetting tendency.
In an alternative embodiment of the invention, the slide guiding assembly further comprises a return spring, wherein the return spring is fixedly arranged on the guide rail, and the free end of the return spring is elastically connected with the slide board.
In an alternative embodiment of the invention, the guide rail comprises a side wall, at least two locking holes are formed in the side wall along the sliding groove direction of the guide rail, when the locking piece is clamped with the locking holes, the guide sliding component is in a locking state with the guide rail, and when the locking piece is separated from the locking holes, the guide sliding component is in an unlocking state with the guide rail.
The embodiment of the invention has the beneficial effects that: the sliding guide assembly is in sliding fit with the guide rail, the sliding plate in the sliding guide assembly is provided with the pivoting part and the carrying part, and the locking piece in running fit with the pivoting part can be always supported on the carrying part no matter in any state, so that the risk that the locking piece falls off or falls off in the use process is improved, and the safety performance is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a seat belt height adjuster according to an embodiment of the present invention;
FIG. 2 is an exploded schematic view of a seat belt height adjuster;
FIG. 3 is a schematic view of the slide guide assembly of FIG. 1;
FIG. 4 is an exploded view of the slide guide assembly;
FIG. 5 is a schematic view of the skateboard of FIG. 4;
FIG. 6 is a schematic view of the locking member of FIG. 4;
FIG. 7 is a schematic view of the button assembly of FIG. 4;
FIG. 8 is a schematic view of the return spring and stationary bracket of FIG. 4;
FIG. 9 is a schematic view of the seat plate of FIG. 2 from a first view;
FIG. 10 is a schematic view of the seat plate of FIG. 2 from a second view;
FIG. 11 is a schematic view of the button member in the seat pan locked position;
FIG. 12 is a schematic view of the button member in an unlocked position of the seat pan;
fig. 13 is a schematic view of the structure of the guide rail in fig. 2.
Icon: 100-seat belt height adjuster; 10-a guide rail; 102-a locking hole; 103-groove bottom; 104-sidewalls; 105-clamping holes; 106, a slideway; 123-first direction; 125-second direction; 13-a slide guiding assembly; 14-a skateboard; 141-a plate body; 142-a pivot; 145-a mounting portion; 147-first connection; 148-a hook portion; 16-locking member; 162-pivoting portion; 163-rotating the protrusions; 165-a locking portion; 167-concave arc portion; 168-card interface; 169-an anti-drop portion; 17-a locking spring; 18-a button member; 182-lugs; 183-thrust jaws; 184-embedding grooves; 185-a sliding part; 188-button spring; 19-a return spring; 192-fixing a bracket; 194-a hook member; 20-seat board; 21-a second connection; 22-unlocking part; 23-a spring fixing part; 24-spring clamping part; 25-a buffer part; 26-limit part.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Examples
Fig. 1 is a schematic structural view of a seat belt height adjuster 100 according to the present embodiment, and fig. 2 is an exploded schematic view of the seat belt height adjuster 100, please refer to fig. 1 and 2.
The seat belt height adjuster 100 includes a guide rail 10, a guide sliding assembly 13, and a seat plate 20, the seat plate 20 is fixedly connected with the guide sliding assembly 13, the guide sliding assembly 13 is movably disposed in a sliding groove of the guide rail 10, and the movable state means that the guide sliding assembly 13 can move along the extending direction of the sliding groove of the guide rail 10 in an unlocking state, and after the seat belt height adjuster is adjusted to a proper position, the guide sliding assembly 13 is engaged with the guide rail 10 to be in a locking state.
The sliding guide assembly 13 includes a locking member 16, a sliding plate 14 and a button member 18, the sliding plate 14 includes a pivot portion 142 and a mounting portion 145 that are connected to each other, the locking member 16 is supported on one side of the mounting portion 145 and rotatably engaged with the pivot portion 142, and the button member 18 is disposed on one side of the locking member 16 facing away from the mounting portion 145. When the button member 18 moves along the sliding groove direction of the guide rail 10, the locking member 16 can be driven to rotate around the pivot portion 142 of the sliding plate 14, so that a locking state that the locking member 16 is relatively fixed to the guide rail 10 and an unlocking state that the locking member 16 is relatively movable to the guide rail 10 are realized.
Since the slide plate 14 has the mounting portion 145, when the locking member 16 rotates relative to the slide plate 14, the locking member 16 can be always supported by the mounting portion 145 without falling out or falling off, and the slide plate 14 has a simple structure and is convenient to produce and process.
The specific structure of the respective components of the webbing height adjuster 100 and the correspondence relationship therebetween are described in detail below.
Fig. 3 is a schematic structural view of the sliding guide assembly 13 in the seat belt height adjuster 100, and fig. 4 is an exploded schematic view of the sliding guide assembly 13, please refer to fig. 3 and 4.
The slide guiding assembly 13 comprises a locking piece 16, a slide plate 14, a button piece 18, a locking spring 17 and a return spring 19, wherein the slide plate 14 is matched with a sliding groove of the guide rail 10, the locking piece 16 is arranged above the slide plate 14 and is in rotating fit with the slide plate 14, the button piece 18 is arranged above the slide plate 14 and is matched with the locking piece 16, the locking spring 17 is abutted between the locking piece 16 and the slide plate 14 so that the locking piece 16 and the guide rail 10 have a relatively fixed trend, the slide plate 14 is elastically connected with the guide rail 10 through the return spring 19, and when the button piece 18 moves along the sliding groove direction, the lugs 182 of the button piece 18 push the locking piece 16 to rotate around the pivot part 142 of the slide plate 14, namely, the linear movement is converted into rotation within a certain angle, so that the locking piece 16 and the guide rail 10 are in a locking state and an unlocking state. The components of the slide guide assembly 13 are described separately below.
First, the structure of the sliding plate 14 will be described in detail, and fig. 5 is a schematic view of the structure of the sliding plate 14, and please refer to fig. 5.
The slide plate 14 includes a plate body 141, a longitudinal direction of the plate body 141 is a direction along which the slide grooves of the guide rail 10 extend, a width direction of the plate body 141 is a direction perpendicular to the direction along which the slide grooves extend, and a pivot portion 142 and a mounting portion 145 are provided on both sides of the plate body 141 in the width direction. The pivot portion 142 is configured to cooperate with the locking member 16 to realize a relative rotation, and the locking member 16 abuts against the pivot portion 142 in a locked state, so as to lock a force. The mounting portion 145 is a portion that always functions to support the locking piece 16 so as not to fall off when the locking piece 16 rotates relative to the pivot portion 142.
Alternatively, the plate body 141 is a flat plate structure, and the pivot portion 142 extends along the first direction 123 and protrudes from the plate body 141, where the first direction 123 is perpendicular to the plane direction of the plate body 141, so that the locking member 16 is located on the plate body 141 and can be matched with the pivot portion 142. The mounting portion 145 extends in the second direction 125, and the second direction 125 is the width direction of the plate body 141, so that the locking member 16 can be rotated relative to the pivot portion 142, and the mounting portion 145 can always support the locking member 16.
Optionally, the plate body 141 is further provided with a first connection portion 147 fixedly connected with the seat plate 20, and the first connection portion 147 protrudes from the plate body 141, in this embodiment, the first connection portion 147 is in a circular ring structure, and the circular ring-shaped first connection portion 147 and the plate body 141 are integrally formed, so that deformation is small in a use process, and the structure is stable, and a falling risk is reduced.
Optionally, one end of the plate body 141 is provided with a hooking portion 148 connected to the return spring 19, and the slide plate 14 has a tendency to return by the return force of the return spring 19.
In the present embodiment, the pivot portions 142 are symmetrically disposed on both sides of the board body 141, and the mounting portions 145 are also symmetrically disposed on both sides of the board body 141, however, it should be understood that the pivot portions 142 and the mounting portions 145 may be set according to actual requirements, and are not limited to the structure of the present embodiment.
Next, the structure of the locking member 16 will be described in detail, and fig. 6 is a schematic view of the structure of the locking member 16, and please refer to fig. 6.
The locking piece 16 includes a pivot portion 162, a locking portion 165, and a concave arc portion 167, where the concave arc portion 167 is located between the pivot portion 162 and the locking portion 165, and the pivot portion 162 is located at one end and has a bayonet structure, and is used for being rotatably matched with the pivot portion 142 of the slide plate 14, so that the locking piece 16 rotates relative to the pivot portion 142 of the slide plate 14, and the pivot portion 162 can be matched with the limiting portion 26 of the seat plate 20, so as to implement a limiting effect, and the locking portion 165 is located at the other end opposite to the pivot portion 162 and is used for being engaged with the locking hole 102 of the guide rail 10, and the concave arc portion 167 is in an arc transition from the pivot portion 162 to the locking portion 165, and has an inner concave arc structure.
Specifically, the locking portion 165 and the concave arc portion 167 are both outer side walls of the locking member 16. The lug 182 of the button member 18 abuts against the concave arc portion 167, and when the seat belt height adjuster 100 is in the locked state, the lug 182 of the button member 18 engages with one end of the concave arc portion 167 near the pivot portion 162, and the locking portion 165 is locked in the locking hole 102 of the guide rail 10; when the webbing height adjuster 100 is in the unlocked state, the lugs 182 of the button members 18 engage with the ends of the recessed-arc portions 167 near the locking portions 165, and the locking portions 165 are disengaged from the locking holes 102 of the guide rail 10.
Optionally, the pivot portion 162 is further provided with a rotating protrusion 163, where the rotating protrusion 163 is located at a groove bottom 103 of the bayonet structure, and the rotating protrusion 163 is configured to cooperate with the pivot portion 142 and play a foolproof role, when the seat belt height adjuster 100 is used normally, the rotating protrusion 163 is in abutting rotation with the pivot portion 142, when an external force is large, the rotating protrusion 163 deforms under the effect of the external force, the rotating protrusion 163 cannot be in abutting rotation with the pivot portion 142, at this time, the seat belt height adjuster 100 is disabled and cannot be used normally, that is, the cooperation between the pivot portion 162 and the pivot portion 142 is released, the locking portion 165 in the locking member 16 is abutted against the pivot portion 142 of the slide plate 14 and cannot rotate, and an operator needs to replace the locking member 16 to use normally.
Optionally, the inner wall of the locking member 16 is further provided with a clamping interface 168, when one end of the locking spring 17 is relatively fixed with the sliding plate 14, the other end of the locking spring 17 abuts against the clamping interface 168 at the inner wall of the locking member 16, so that the locking member 16 has a tendency to be outwards spread, when the other end of the locking spring 17 is clamped at the clamping interface 168, the locking angle of the locking member 16 is increased, the locking member 16 is prevented from sliding out of the locking hole 102 of the guide rail 10 to shift, and the stability of the relative fixation of the locking member 16 and the guide rail 10 is enhanced.
Optionally, an anti-disengagement portion 169 is further disposed on the inner side of the locking member 16, and in the locked state, the anti-disengagement portion 169 abuts against the inner side wall 104 of the guide rail 10 to prevent the locking member 16 from being disengaged from the locking opening of the guide rail 10, specifically, to prevent the locking member 16 from sliding out of the gear shifting position laterally in the locking hole 102 of the guide rail 10.
Again, referring to fig. 7, the structure of the button 18 is shown in detail, and fig. 7 is a schematic diagram of the structure of the button 18.
The button member 18 is used for pushing and pressing by an operator, lugs 182 are arranged on two sides of the button member 18, an embedded groove 184 for arranging a button spring 188 is arranged in the middle of the button member 18, the lugs 182 extend to two sides along the second direction 125, thrust claws 183 matched with the concave arc portions 167 are arranged at the end parts of the lugs 182, the thrust claws 183 are abutted against the concave arc portions 167 of the locking member 16 in a fitting manner, and when the button member 18 moves along the sliding groove direction of the guide rail 10, the thrust claws 183 press the concave arc portions 167 to enable the locking member 16 to rotate around the pivoting portions 142.
Optionally, the bottom of the button 18 is provided with a sliding portion 185 that cooperates with the slide plate 14, and in order to reduce friction during pushing of the button 18, the sliding portion 185 adopts a bar-shaped structure to achieve line contact or small-area contact, thereby reducing the contact area with the slide plate 14.
Alternatively, the lugs 182 are symmetrically disposed on two sides of the button member 18, and cooperate with the symmetrically disposed slide plate 14 and the locking member 16, so that the structure is simple, the operation is easy, and the production cost is low.
Finally, referring to fig. 8, the structure of the return spring 19 is shown in detail, and fig. 8 is a schematic view of the return spring 19 and the fixing bracket 192.
The return spring 19 is mounted on the fixing bracket 192, the two sides of the fixing bracket 192 are provided with the clamping hook pieces 194, and the fixing bracket 192 is clamped and fixed with the guide rail 10 through the clamping hook pieces 194, so that the return spring 19 is fixedly arranged on the guide rail 10. The fixed end of the return spring 19 is fixedly connected with the fixed bracket 192, the free end of the return spring 19 is elastically connected with the hook portion 148 of the slide plate 14, and the return spring 19 is used for enabling the slide plate 14 to be in a reset trend, so that the slide guide assembly 13 is quickly returned to an initial gear.
The seat belt height adjuster 100 further includes a seat plate 20, fig. 9 is a schematic structural view of the seat plate 20 at a first viewing angle, fig. 10 is a schematic structural view of the seat plate 20 at a second viewing angle, fig. 11 is a schematic structural view of the button member 18 at a locking position of the seat plate 20, and fig. 12 is a schematic structural view of the button member 18 at an unlocking position of the seat plate 20, as shown in fig. 9, 10, 11 and 12.
The seat board 20 is connected with the slide board 14 and is positioned on one side of the slide board 14 away from the guide rail 10, the locking piece 16 is positioned between the slide board 14 and the seat board 20, the button piece 18 penetrates through the seat board 20 and can move relative to the seat board 20, and the seat board 20 drives the guide slide assembly 13 to move along the sliding groove of the guide rail 10.
Specifically, the seat board 20 includes a second connection portion 21 and an unlocking portion 22, the second connection portion 21 is provided with a connection hole matched with the first connection portion 147, and the first connection portion 147 is arranged through the connection hole, so that the seat board 20 and the slide board 14 can be slidably connected, and when the seat board 20 moves, the slide board 14 is driven to move. The unlocking part 22 is used for being matched with the button piece 18, the unlocking part 22 is provided with an unlocking movable space, and the pushing part of the button piece 18 penetrates through the unlocking part 22 of the seat board 20 and can move in the unlocking movable space of the unlocking part 22.
In this embodiment, the unlocking space has a locking position and an unlocking position, when the button member 18 is located at the locking position, the locking member 16 is locked with the guide rail 10, when the button member 18 is located at the unlocking position, the locking member 16 is unlocked from the guide rail 10, the seat board 20 drives the slide plate 14 to move along the sliding groove of the guide rail 10, and when moving to a proper position, the button member 18 is pushed to return to the locking position.
Optionally, a spring fixing portion 23 is further disposed at a position of the unlocking space near the second connecting portion 21, when the button member 18 is disposed in the unlocking space, one end of the button spring 188 is embedded in the embedded groove 184 of the button member 18, and the other end of the button spring abuts against the spring fixing portion 23 of the seat board 20, when the button member 18 is located in the unlocking position, the button member 18 has a tendency to return to the locking position under the action of the button spring 188.
Optionally, the seat board 20 is further provided with a spring clamping portion 24, one end of the locking spring 17 is embedded in the spring clamping portion 24, and the other end of the locking spring is abutted against the inner wall of the locking member 16, and due to the fixed connection between the seat board 20 and the sliding plate 14, the one end of the locking spring 17 and the sliding plate 14 are also in a relatively fixed state under the structure.
Optionally, a buffer portion 25 is further disposed on a side of the seat board 20 near the guide rail 10, that is, shaped arc buckles are disposed on two sides of the seat board 20, so as to eliminate a transverse gap and a longitudinal gap of the seat board 20. Meanwhile, an arc-shaped sliding guide part is further arranged on the seat plate 20 and is used for being in contact with the slideway 106 of the guide rail 10, so that the arc-shaped sliding guide part is designed into an arc shape to realize linear contact in order to reduce friction force and reduce contact area. The seat board 20 is convenient to drive the sliding guide assembly 13 to slide.
Optionally, the bottom of the seat board 20 is further provided with two limiting portions 26, the limiting portions 26 are symmetrically arranged, and the limiting portions 26 are used for being matched with the pivoting portions of the locking pieces, so that a limiting effect is achieved.
Fig. 13 is a schematic structural view of the guide rail 10, please refer to fig. 13.
The guide rail 10 is a channel-like structure comprising a chute formed by a channel bottom 103 and side walls 104. The guide and slide assembly 13 is arranged in the chute, the slide plate 14 is matched with the chute bottom 103, the side wall 104 is provided with at least two locking holes 102 along the chute direction of the guide rail 10 and used for being matched and clamped with the clamping parts 165 of the locking pieces 16, when the locking pieces 16 are clamped with the locking holes 102, the guide and slide assembly 13 is in a locking state with the guide rail 10, and when the locking pieces 16 are separated from the locking holes 102, the guide and slide assembly 13 is in an unlocking state with the guide rail 10.
It can be understood that the side walls 104 on both sides of the guide rail 10 are symmetrically provided with the locking holes 102, and the number of the locking holes 102 on each side wall 104 can be multiple, the specific number is not limited, and the locking piece 16 is in locking fit with the locking holes 102 on different positions when the sliding guide assembly 13 is conveniently moved to different positions according to actual adjustment requirements.
Optionally, the side wall 104 of the guide rail 10 is further provided with a clamping hole 105 fixedly connected with the fixing bracket 192 of the return spring 19, so that the clamping hook 194 of the fixing bracket 192 is clamped in the clamping hole 105, and a structure that the return spring 19 and the guide rail 10 are relatively fixed is realized.
Optionally, the inner side wall 104 of the guide rail 10 is provided with a slideway 106 matched with the seat board 20, and the seat board 20 is slidably arranged on the slideway 106, so that the guide sliding assembly 13 is controlled to realize locking states in different locking holes 102.
The seat belt height adjuster 100 provided by the embodiment of the invention has the following beneficial effects:
reasonable in design, ingenious, through the cooperation of leading smooth subassembly 13 and guide rail 10, improved current safety belt height adjuster 100 in the use, the locking piece 16 deviate from or the phenomenon that drops, and each part simple structure, processing is convenient, reduction in production cost, stable in structure, easy operation after the assembly, the practicality is strong.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The safety belt height adjuster is characterized by comprising a guide rail and a guide sliding assembly, wherein the guide sliding assembly is movably arranged in a chute of the guide rail, the guide sliding assembly comprises a locking piece, a sliding plate and a button piece, the sliding plate comprises a pivot part and a carrying part which are connected with each other, the locking piece is supported on one side of the carrying part and can be in rotatable fit with the pivot part, and the button piece is arranged on one side of the locking piece, which is away from the carrying part;
when the button piece moves along the sliding groove direction of the guide rail, the locking piece can be driven to rotate around the pivoting part, so that a locking state that the locking piece is relatively fixed with the guide rail and an unlocking state that the locking piece is relatively movable with the guide rail are realized;
the sliding plate comprises a plate body, wherein both sides of the plate body are provided with the pivoting parts and the carrying parts, the pivoting parts extend along a first direction and protrude out of the plate body, and the carrying parts extend along a second direction so that the locking piece rotates relative to the pivoting parts and is supported on the carrying parts;
the locking piece comprises a pivoting part and a clamping part, the pivoting part is in rotatable fit with the pivoting part, and the clamping part is used for being matched with a locking hole of the guide rail;
when the safety belt height adjuster is in a locking state, the locking part is clamped in the locking hole of the guide rail, and when the safety belt height adjuster is in an unlocking state, the locking part is separated from the locking hole of the guide rail;
the pivoting part is provided with a rotating protrusion, the rotating protrusion is matched with the pivoting part, and when the rotating protrusion deforms under the action of external force, the matching of the pivoting part and the pivoting part is released;
the locking piece further comprises a concave arc part, and the concave arc part is in arc transition from the pivoting part to the clamping part;
the button is characterized in that lugs are arranged on two sides of the button, thrust claws matched with the concave arc parts are arranged at the end parts of the lugs, and when the button moves along the sliding groove direction of the guide rail, the thrust claws squeeze the concave arc parts so that the locking part rotates around the pivoting parts.
2. The seat belt height adjuster according to claim 1, wherein the slide guide assembly further comprises a lock spring having one end fixed relative to the slide plate and the other end abutting against an inner wall of the lock member so that the lock member and the guide rail have a tendency to be fixed relative to each other.
3. The seat belt height adjuster according to claim 1, further comprising a seat plate connected to the slide plate and located on a side of the slide plate facing away from the guide rail, wherein the locking member is located between the slide plate and the seat plate, and wherein the button member passes through the seat plate and is movable relative to the seat plate, and wherein the seat plate drives the slide guide assembly to move along the guide rail.
4. A seat belt height adjuster according to claim 3, wherein the button member is further provided with a button spring having one end connected to the button member and the other end abutting the seat plate so as to have a tendency for the button member to return.
5. The seat belt height adjuster according to claim 1, wherein the slide guide assembly further comprises a return spring fixedly provided to the guide rail, and a free end is elastically connected to the slide plate.
6. The seat belt height adjuster according to any one of claims 1-5, wherein the guide rail comprises a side wall provided with at least two locking holes along a chute direction of the guide rail, the guide slide assembly being in a locked state with the guide rail when the locking member is engaged with the locking holes, and the guide slide assembly being in an unlocked state with the guide rail when the locking member is disengaged from the locking holes.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019103053215 | 2019-04-16 | ||
| CN201910305321 | 2019-04-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
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| CN201910346315.4A Active CN109910814B (en) | 2019-04-16 | 2019-04-26 | Safety belt height adjuster |
| CN201920595630.6U Active CN209938525U (en) | 2019-04-16 | 2019-04-26 | Safety belt height adjuster |
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| CN109910814B (en) * | 2019-04-16 | 2024-04-12 | 沈阳金杯锦恒汽车安全***有限公司 | Safety belt height adjuster |
| CN112930286B (en) * | 2019-07-18 | 2023-07-21 | 吉利汽车研究院（宁波）有限公司 | Height adjusting device, automobile and adjusting method thereof |
| CN110525373A (en) * | 2019-10-18 | 2019-12-03 | 中国重汽集团成都王牌商用车有限公司 | A kind of seatbelt height-adjusting device |
| CN217396473U (en) * | 2022-02-23 | 2022-09-09 | 北京车和家汽车科技有限公司 | Safety belt sliding assembly and vehicle |
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| CN104442683A (en) * | 2014-11-26 | 2015-03-25 | 浙江吉利汽车研究院有限公司 | Safety belt buckle adjusting device |
| CN204821465U (en) * | 2015-07-28 | 2015-12-02 | 沈阳金杯锦恒汽车安全***有限公司 | High adjusting device is shouldered to safety belt |
| CN206202227U (en) * | 2016-11-18 | 2017-05-31 | 孙伟明 | A kind of safety belt height adjuster of ease of assembly |
| CN107776533A (en) * | 2016-08-25 | 2018-03-09 | 北京汽车股份有限公司 | Adjusting device for safety belt and vehicle |
| CN109398293A (en) * | 2018-11-01 | 2019-03-01 | 慈溪市亚路车辆配件有限公司 | A kind of button-free formula safety belt height adjuster |
| CN209938525U (en) * | 2019-04-16 | 2020-01-14 | 沈阳金杯锦恒汽车安全***有限公司 | Safety belt height adjuster |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7232154B2 (en) * | 2004-12-01 | 2007-06-19 | Key Safety Systems, Inc. | Height adjuster with spring having dual functions |
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- 2019-04-26 CN CN201910346315.4A patent/CN109910814B/en active Active
- 2019-04-26 CN CN201920595630.6U patent/CN209938525U/en active Active
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|---|---|---|---|---|
| CN104442683A (en) * | 2014-11-26 | 2015-03-25 | 浙江吉利汽车研究院有限公司 | Safety belt buckle adjusting device |
| CN204821465U (en) * | 2015-07-28 | 2015-12-02 | 沈阳金杯锦恒汽车安全***有限公司 | High adjusting device is shouldered to safety belt |
| CN107776533A (en) * | 2016-08-25 | 2018-03-09 | 北京汽车股份有限公司 | Adjusting device for safety belt and vehicle |
| CN206202227U (en) * | 2016-11-18 | 2017-05-31 | 孙伟明 | A kind of safety belt height adjuster of ease of assembly |
| CN109398293A (en) * | 2018-11-01 | 2019-03-01 | 慈溪市亚路车辆配件有限公司 | A kind of button-free formula safety belt height adjuster |
| CN209938525U (en) * | 2019-04-16 | 2020-01-14 | 沈阳金杯锦恒汽车安全***有限公司 | Safety belt height adjuster |
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| CN209938525U (en) | 2020-01-14 |
| CN109910814A (en) | 2019-06-21 |
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