CN210502384U - Child safety seat and buckle mechanism thereof - Google Patents
Child safety seat and buckle mechanism thereof Download PDFInfo
- Publication number
- CN210502384U CN210502384U CN201921014502.4U CN201921014502U CN210502384U CN 210502384 U CN210502384 U CN 210502384U CN 201921014502 U CN201921014502 U CN 201921014502U CN 210502384 U CN210502384 U CN 210502384U
- Authority
- CN
- China
- Prior art keywords
- switch
- buckle
- safety seat
- self
- locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Automotive Seat Belt Assembly (AREA)
Abstract
The utility model discloses a children's safety seat and buckle mechanism thereof. The buckling mechanism of the child safety seat is used for simultaneously locking two inserting pieces, and comprises a buckling body suitable for installing the inserting pieces, a self-locking mechanism used for locking the inserting pieces, a button used for unlocking the self-locking mechanism and an ejecting mechanism used for ejecting the inserting pieces out of the buckling body; when the inserting sheet is locked by the self-locking mechanism, the inserting sheet compresses the ejecting mechanism and enables the distance between the switch trigger and the switch to be smaller than a preset value, and when the inserting sheet is not locked, the ejecting mechanism is not pressed, so that the distance between the switch trigger and the switch is larger than the preset value.
Description
Technical Field
The utility model relates to a children's safety seat technical field especially relates to a children's safety seat and buckle mechanism thereof.
Background
The safety belt buckle mechanism of the child safety seat is a core part of the safety seat, and whether the buckle is clamped in place determines the safety degree of a child. But current buckle mechanism does not have suggestion device usually and is used for reminding whether the block of safety belt inserted sheet targets in place in buckle casing, and this makes safety seat have certain potential safety hazard.
In the patent of publication No. CN103330340A, a buckle device for automobile-used children's safety seat is disclosed, which comprises a housin, the mainboard, self-locking mechanism and button subassembly, the one end of casing is provided with first connection and detains, the other end of casing can fix the plug device of being connected with the safety belt both ends, the mainboard is placed in the casing, self-locking mechanism sets up on the mainboard, plug device inserts in the mainboard, self-locking mechanism locks plug device in the mainboard, the button subassembly acts on behind the self-locking mechanism, self-locking mechanism pops out plug device from the mainboard. The buckle mechanism that this patent was disclosed also is the structure of present most buckle mechanism, and it does not possess the function that whether the block of detection buckle targets in place, and the security performance is relatively poor.
In patent with publication number CN208164822U, a child seat buckle with a wire switch is disclosed, which comprises a buckle insert, a button and a buckle housing, wherein the button has an inner extension part and an outer extension part respectively located in and outside the buckle housing; when the buckle insertion sheet is separated from the buckle shell, the touch handle is reset, and the switch is turned on. Although the buckling mechanism disclosed in the patent can detect whether the inserting sheet is clamped in place, the detection structure is complex, and a touch handle of the touch switch is easily damaged, so that the touch switch fails, and therefore, the safety hazard is relatively high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a child safety seat's buckle mechanism, whether its block that can detect the safety belt inserted sheet reliably targets in place.
According to an aspect of the present invention, there is provided a buckle mechanism of a child safety seat, for locking two insertion pieces simultaneously, the buckle mechanism comprises a buckle body adapted to mount the insertion pieces, a self-locking mechanism adapted to lock the insertion pieces, a button adapted to unlock the self-locking mechanism, and an ejection mechanism adapted to eject the insertion pieces out of the buckle body, the buckle mechanism further comprises a switch disposed in the buckle body and a switch trigger disposed on the ejection mechanism, when a distance between the switch trigger and the switch is smaller than a preset value, the switch trigger triggers the switch, the switch is adapted to be in signal connection with an alarm device, the alarm device is adapted to issue a click-in-place prompt when the switch is triggered, and issue a click-out-of-place prompt when the switch is not triggered; when the inserting sheet is locked by the self-locking mechanism, the inserting sheet compresses the ejecting mechanism and enables the distance between the switch trigger and the switch to be smaller than a preset value, and when the inserting sheet is not locked, the ejecting mechanism is not pressed, so that the distance between the switch trigger and the switch is larger than the preset value.
According to one embodiment, the switch is a magnetically sensitive switch and the switch trigger is a magnet.
According to one embodiment, the magnetic sensitive switch is a reed switch and the magnet is a permanent magnet.
According to one embodiment, the pop-up mechanism includes an elastic reset member and a contact member, the switch trigger member is disposed on the contact member, the elastic reset member is disposed in the buckle body, the contact member is movably disposed in the buckle body, and the elastic reset member applies an acting force to the contact member to keep the contact member away from the locking position.
According to one embodiment, two sides of the contact element respectively extend upwards to form contact ends, when the two inserting pieces are inserted into the buckle body, the end part of each inserting piece corresponds to one contact end, and the two inserting pieces simultaneously act on the two contact ends, so that the two inserting pieces uniformly apply pressure to the contact element.
According to another aspect of the present invention, there is provided a child safety seat, comprising the present invention, a buckle mechanism, two inserts, a safety belt and an alarm device connected with the buckle mechanism and the inserts, two inserts are adapted to be inserted into the buckle mechanism and locked in the buckle mechanism, so that the safety belt forms a restraint system for protecting children.
According to one embodiment, the alarm device is a light emitting alarm unit and/or an audible alarm unit.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a magnetic sensitive switch detects pop-up mechanism's displacement state to judge whether the block of safety belt inserted sheet targets in place in the buckle, its detection method is simple reliable, and detection mechanism is also fragile, thereby the security of buckle is higher.
Drawings
FIG. 1 is a perspective view of one embodiment of a buckle mechanism;
FIG. 2 is a rear view of one embodiment of a snap mechanism;
FIG. 3 is a partial schematic view of one embodiment of a buckle mechanism (shown with the front shell of the buckle body removed) showing the tab compressing the ejection mechanism;
FIG. 4 is a partial schematic view of one embodiment of a buckle mechanism (with the back shell of the buckle body removed) showing the self-locking mechanism moved to an unlocked position;
in the figure:
1. a buckle mechanism;
11. a buckle body;
12. a self-locking mechanism; 121. a rotating member;
13. a button;
14. an ejection mechanism; 141. an elastic reset member; 142. a contact member; 1421. contact terminal
15. A switch;
16. a switch trigger;
2. and (4) inserting sheets.
Detailed Description
The present invention will be further described with reference to the following detailed description, and it should be noted that, in the premise of no conflict, the embodiments or technical features described below can be arbitrarily combined to form a new embodiment.
The utility model provides a child safety seat, it includes buckle mechanism 1, two inserted sheets 2, respectively with buckle mechanism 1 and the safety belt (not shown in the figure) and the alarm device (not shown in the figure) that two inserted sheets 2 are connected. The two inserting pieces 2 are suitable for being inserted into the buckling mechanism 1 at the same time and are locked in the buckling mechanism 1, so that the two inserting pieces 2 are locked by the buckling mechanism 1, each safety belt forms a restraint system for protecting children, and the alarm device is in signal connection with the buckling mechanism 1 and is suitable for sending a clamping in-place or non-in-place prompt according to a detection signal of the buckling mechanism 1.
The engaging mechanism 1 includes a buckle body 11, a self-locking mechanism 12, a button 13, and an eject mechanism 14.
The buckle body 11 has two insertion openings and a mounting cavity, and the two insertion pieces 2 are suitable for being inserted into the mounting cavity of the buckle body 11 through the insertion openings.
The self-locking mechanism 12 is arranged in the mounting cavity of the buckle body 11, the self-locking mechanism 12 selectively locks or unlocks the two insertion pieces 2, when no external force acts, the self-locking mechanism 12 can lock the insertion pieces 2 inserted into the mounting cavity, and an operator can apply acting force to the self-locking mechanism 12 through the button 13 to enable the self-locking mechanism 12 to unlock the insertion pieces 2. In some embodiments, the self-locking mechanism 12 includes a rotating member 121 and an elastic member (not shown in the figures), the rotating member 121 is rotatably disposed in the buckle body 11, the elastic member continuously applies a force to the rotating member 121 to rotate the rotating member to the locking position, and the button 13 is engaged with the rotating member 121, so that the rotating member 121 can be rotated to the unlocking position against the elastic force of the elastic member by operating the button 13. The two inserting pieces 2 are respectively provided with concave-convex results matched with each other, so that when one inserting piece 2 is locked, the other inserting piece 2 is also locked.
The ejecting mechanism 14 is arranged in the buckle body 11, the ejecting mechanism 14 is opposite to the inserting sheet 2 inserted into the mounting cavity, when the inserting sheet 2 is inserted into a position which can be locked by the self-locking mechanism 12, the inserting sheet 2 compresses the ejecting mechanism 14, the ejecting mechanism 14 continuously applies acting force to the inserting sheet 2 to enable the inserting sheet 2 to move outwards, but under the limit of the self-locking mechanism 12, the inserting sheet 2 cannot move; when the self-locking mechanism 12 is unlocked through the button 13, the two inserting pieces 2 are ejected out of the buckle body 11 under the action of the ejection mechanism 14.
The concrete structure of buckle body 11, self-locking mechanism 12, button 13 and pop-up mechanism 14 is prior art, the utility model discloses no longer detail.
The fastening mechanism 1 further includes a switch 15 disposed in the buckle body 11 and a switch trigger 16 disposed on the pop-up mechanism 14, and when a distance between the switch trigger 16 and the switch 15 is smaller than a preset value, the switch trigger 16 triggers the switch 15. The switch 15 is connected with an alarm device through signals, when the switch 15 is triggered, the alarm device gives a clamping in-place prompt, and when the switch 15 is not triggered, the alarm device gives a clamping not-in-place prompt. The utility model discloses the signal connection of saying can be signal connection also can wireless signal connection etc. and the conversion and the transmission of signal belong to prior art, the utility model discloses no longer detailed description.
When the two inserting pieces 2 are inserted into the buckle body 11, the inserting pieces 2 continuously compress the ejecting mechanism 14, so that the switch trigger piece 16 on the ejecting mechanism 14 continuously approaches the switch 15, when the inserting pieces 2 move to the position locked by the self-locking mechanism 12, the distance between the switch trigger piece 16 and the switch 15 is just smaller than a preset value, and at the moment, the switch 15 is triggered. That is, as long as the blade 2 is not moved to a position where it can be locked by the self-locking mechanism, the switch 15 is not triggered, so that it is possible to detect whether the blade 2 is inserted in place by using the change of the state of the switch 15.
In some embodiments, switch 15 is a magnetically sensitive switch and switch trigger 16 is a magnet. Further, the switch 15 is a reed switch, the switch trigger 16 is a permanent magnet, when the distance between the switch trigger 16 and the switch 15 is smaller than a preset value, the switch 15 forms a path, that is, the switch 15 is triggered, after a signal that the switch 15 forms the path is detected, the detection unit controls the alarm device to give a prompt that the clamping is in place, and if the detection unit does not detect the signal that the switch 15 forms the path, the detection unit controls the alarm device to give a prompt that the clamping is not in place.
In some embodiments, the ejection mechanism 14 includes a resilient restoring member 141 and a contact member 142, the switch triggering member 16 is disposed on the contact member 142, the resilient restoring member 141 is disposed in a mounting cavity of the buckle body 11, the contact member 142 is movably disposed in the mounting cavity of the buckle body 11, and the resilient restoring member 141 continuously applies a force to the contact member 142 to move the contact member to the ejection position, that is, the resilient restoring member 141 continuously applies a force to the contact member 142 to move the contact member away from the latching position. When the pop-up mechanism 14 is in the locking position, once the insert sheet 2 moves outwards, the elastic resetting piece 141 enables the contact piece 142 to be away from the locking position, that is, the switch triggering piece 16 on the contact piece 142 is away from the switch 15, so that the distance between the switch triggering piece 16 and the switch 15 exceeds a preset distance, the switch triggering piece 16 no longer triggers the switch 15, and the alarm device gives a prompt of not being clamped according to the state of the switch 15.
In some embodiments, two sides of the contact 142 respectively extend upward to form the contact ends 1421, when the two insert sheets 2 are inserted into the buckle body 11, an end of each insert sheet 2 corresponds to one contact end 1421, the two insert sheets 2 simultaneously act on the two contact ends 1421, so that the two insert sheets 2 uniformly apply pressure to the contact 142, and the contact 142 smoothly moves to the locking position under the condition of uniform stress, so that when the two insert sheets 2 are locked by the self-locking unit 12, the distance between the switch trigger 16 and the switch 15 on the contact 142 is just smaller than the preset distance, and the switch 15 is triggered.
It should be noted that the pop-up position of the contact element 142 of the present invention is the initial position of the contact element 142 when not being acted by the inserting piece 2; the locking position of the contact member 142 is a position where the contact member 142 is compressed by the insert sheet 2 when the insert sheet 2 is locked by the self-locking mechanism 12, and a distance between the switch trigger 16 and the switch 15 on the contact member 142 is smaller than a preset value.
The alarm means may be a light-emitting alarm unit which emits light of a first colour when the switch 15 is not activated and a second colour when the switch 15 is activated. Alternatively, the light alarm unit may be configured to continuously emit light when the switch 15 is triggered and to intermittently emit light (i.e., the light may blink) when the switch 15 is not triggered.
It will be appreciated by those skilled in the art that the alarm means may also be an audible alarm means or the like.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides a children's safety seat's buckle mechanism for two inserted sheets are locked simultaneously, buckle mechanism is including being suitable for the installation the buckle body of inserted sheet, be used for locking the self-locking mechanism of inserted sheet, be used for the unblock self-locking mechanism's button and be used for with the inserted sheet pops out the pop-up mechanism of buckle body, its characterized in that:
the buckle mechanism further comprises a switch arranged in the buckle body and a switch trigger piece arranged on the ejection mechanism, when the distance between the switch trigger piece and the switch is smaller than a preset value, the switch trigger piece triggers the switch, the switch is suitable for being in signal connection with an alarm device, the alarm device is suitable for giving a clamping in-place prompt when the switch is triggered and giving a clamping not-in-place prompt when the switch is not triggered;
when the inserting sheet is locked by the self-locking mechanism, the inserting sheet compresses the ejecting mechanism and enables the distance between the switch trigger and the switch to be smaller than a preset value, and when the inserting sheet is not locked, the ejecting mechanism is not pressed, so that the distance between the switch trigger and the switch is larger than the preset value.
2. The buckle mechanism of a child safety seat according to claim 1, wherein the switch is a magnetically sensitive switch and the switch trigger is a magnet.
3. The buckle mechanism of a child safety seat according to claim 2, wherein the magnetic sensitive switch is a reed switch and the magnet is a permanent magnet.
4. The latch mechanism of a child safety seat according to any one of claims 1 to 3, wherein the eject mechanism includes an elastic reset member and a contact member, the switch trigger member is disposed in the contact member, the elastic reset member is disposed in the latch body, the contact member is movably disposed in the latch body, and the elastic reset member applies a force that keeps the contact member away from the latched position.
5. The buckle mechanism of claim 4, wherein two sides of the contact member respectively extend upward to form contact ends, and when the two insertion sheets are inserted into the buckle body, an end of each insertion sheet corresponds to one of the contact ends, and the two insertion sheets simultaneously act on the two contact ends, so that the two insertion sheets uniformly apply pressure to the contact member.
6. A child safety seat comprising a buckle mechanism according to any one of claims 1 to 5, two tabs adapted to be simultaneously inserted into the buckle mechanism and locked therein, a safety belt connected to the buckle mechanism and the tabs respectively, and an alarm device, whereby each safety belt forms a restraint system for protecting a child.
7. Child safety seat according to claim 6, characterized in that the alarm device is a light emitting alarm unit and/or an audible alarm unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921014502.4U CN210502384U (en) | 2019-07-02 | 2019-07-02 | Child safety seat and buckle mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921014502.4U CN210502384U (en) | 2019-07-02 | 2019-07-02 | Child safety seat and buckle mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210502384U true CN210502384U (en) | 2020-05-12 |
Family
ID=70580730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921014502.4U Active CN210502384U (en) | 2019-07-02 | 2019-07-02 | Child safety seat and buckle mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210502384U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022016921A1 (en) * | 2020-07-20 | 2022-01-27 | 宁波宝贝第一母婴用品有限公司 | Auxiliary reminding apparatus for gear adjustment of child safety seat |
-
2019
- 2019-07-02 CN CN201921014502.4U patent/CN210502384U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022016921A1 (en) * | 2020-07-20 | 2022-01-27 | 宁波宝贝第一母婴用品有限公司 | Auxiliary reminding apparatus for gear adjustment of child safety seat |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6076239A (en) | Seat belt buckle with slide sensor | |
| CN210792882U (en) | Child safety seat | |
| CN210502384U (en) | Child safety seat and buckle mechanism thereof | |
| CN211015745U (en) | Battery compartment module and portable power source equipment of leasing | |
| CN110728800A (en) | Battery compartment module and portable power source equipment of leasing | |
| KR20170143440A (en) | Usb port locking device | |
| US6853298B1 (en) | Seat belt alarm | |
| JP2015517421A (en) | Vehicle security | |
| JP3120391B2 (en) | Electronic ignition lock device | |
| US5530427A (en) | Alarm lock | |
| AU2023202357A1 (en) | Anti-theft merchandise hook | |
| US6374757B1 (en) | Credit card security device | |
| US3543544A (en) | Locking device for use with an electric plug | |
| CN210725751U (en) | Wrench assembly and pluggable module | |
| JP5871754B2 (en) | ON / OFF detection type buckle switch | |
| CN109538012B (en) | Padlock with travel switch | |
| CN109661711B (en) | Casing with safety opening | |
| JP3749289B2 (en) | Electrical connector | |
| CN210918576U (en) | Two-way sliding tongue fixing device | |
| CN216734578U (en) | Alarm disc brake lock | |
| CN212065884U (en) | Safety belt lock catch with switch | |
| CN210608570U (en) | Mobile charging device charging bin | |
| CN217080014U (en) | Electronic lock for notepad and notepad | |
| CN209708841U (en) | A kind of fixing seat, capacitor body and intelligent capacitor | |
| JP2005213984A (en) | Emergency tool container |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |