CN208142041U - A kind of harness switching device - Google Patents
A kind of harness switching device Download PDFInfo
- Publication number
- CN208142041U CN208142041U CN201820557164.8U CN201820557164U CN208142041U CN 208142041 U CN208142041 U CN 208142041U CN 201820557164 U CN201820557164 U CN 201820557164U CN 208142041 U CN208142041 U CN 208142041U
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- Prior art keywords
- push rod
- contact
- jacking block
- elastic
- switching device
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Abstract
The utility model discloses a kind of harness switching devices, including for cooperating lock tongue plug to generate the elastic push rod of displacement, and the elastic contact blade component with elastic push rod cooperation, elastic contact blade component connection control circuit；It further include for the jacking block with the cooperation of the end of elastic push rod, jacking block one end is provided with the slot for being inserted into lock tongue, the opposite other end is connected with compressed spring, for putting aside compressing force when jacking block is pressed by lock tongue, and jacking block is sent into the bottom of elastic push rod when lock tongue is extracted.This its jacking block of harness switching device setting is exactly the opposite with the prior art, its jacking block is set in the slot for lock tongue insertion, the other end connects compressed spring, and elastic push rod present position is located at the side of lock tongue insertion, jacking block is pushed away process from below elastic push rod by the design, it is changed to be realized by the insert action of lock tongue, the case where causing jacking block and the mutual stuck situation of elastic push rod due to the extruding of elastic push rod, unlock is avoided to fail is avoided in unlock.
Description
Technical field
The utility model relates to safety protective tools technical fields, more specifically to a kind of harness switching device.
Background technique
Harness switching device involved in the utility model is generally used cooperatively with locker, to be used for vehicle safety belt
Locker for, vehicle launch when driving, if occupant does not wear safety belt, with locker cooperation harness switch
Component is energized state, and instrument board safety belt is not warning banner into the state that is always on, while control device can control sending prompt
Sound；After passenger wears safety belt, harness switch block is off-position at this time, and instrument board safety belt is not to remind mark
Know into OFF state, normal vehicle operation.
The switch of harness used by currently available technology is generally, and by setting elastic mechanism and pushing mechanism, works as lock
In buckle device when insertion lock tongue, lock tongue pushes pushing mechanism that elastic mechanism is jacked up to the power on/off switching with realization device, on the contrary
When Square lock bolt unlocks, pushing mechanism pushes lock tongue to retreat pop-up, due to the displacement of pushing mechanism, corresponding switching power on/off feelings
Condition.
However there is also some problems for this common design, since elastic mechanism applies pushing mechanism under lock state
Pressure, when needing pushing mechanism to pop up lock tongue outward in unlock, pushing mechanism is likely due to the pressure card of elastic mechanism
Extremely, it causes unlock to fail, brings greater inconvenience to user's use.
Lock is easy to appear when in conclusion how to efficiently solve the harness switch unlock that cooperation locker at present uses
Tongue can not pop up, and cause the technical problem of unlock failure etc., be current those skilled in the art's urgent problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of harness switching device, the knot of the harness switching device
Structure design is easy to appear lock tongue when can efficiently solve the harness switch unlock that cooperation locker at present uses and can not pop up,
Cause the technical problem of unlock failure etc..
In order to achieve the above object, the utility model provides the following technical solutions：
A kind of harness switching device, be used for locker, including for cooperate lock tongue plug generate displacement elastic push rod,
And the elastic contact blade component with elastic push rod cooperation, the elastic contact blade component connect control circuit；It further include being used for
The jacking block cooperated with the end of the elastic push rod, described jacking block one end are provided with the slot for being inserted into lock tongue, and opposite is another
One end is connected with compressed spring, send jacking block for putting aside compressing force when jacking block is pressed by lock tongue, and when lock tongue is extracted
Enter the bottom of the elastic push rod.
Preferably, in above-mentioned harness switching device, the elastic contact blade component includes the cooperation that offsets with the elastic push rod
The first contact, and the second wafer for cooperating with the first contact conduction, first contact is used in the bullet
Property mandril displacement push and lower contact or disconnect with the second wafer.
Preferably, in above-mentioned harness switching device, first contact section is in Z-shaped, and the second wafer section is in U
Shape, the bump bottom ends of the second wafer of U-shaped are used to cooperate with first contact pad.
Preferably, in above-mentioned harness switching device, the harness switching device further includes for accommodating the elastic contact blade
The fixing seat shell of component and elastic push rod, the fixing seat shell are provided between first contact and the second wafer
Block, for supporting the second wafer under the contactless state of contact.
Preferably, in above-mentioned harness switching device, the fixing seat shell is provided with support below first contact
Step structure, for supporting the first contact under the contactless state of contact.
Preferably, in above-mentioned harness switching device, one end that the elastic push rod is used to cooperate with the jacking block is provided with
Arc surface top plate, for guiding jacking block to enter below the elastic push rod.
Preferably, in above-mentioned harness switching device, the terminals of first contact and the second wafer and wiring pass through folder
It holds structure and clamps connection.
Preferably, it in above-mentioned harness switching device, is equipped on the fixing seat shell by the clamping of edge buckle structure
Fixing seat cover board.
This harness switching device provided by the utility model is used for locker, including for cooperating lock tongue plug to produce
The elastic push rod of raw displacement, and the elastic contact blade component with elastic push rod cooperation, the elastic contact blade component connection control
Circuit processed；It further include for the jacking block with the cooperation of the end of the elastic push rod, described jacking block one end is provided with for being inserted into lock
The slot of tongue, the opposite other end are connected with compressed spring, for putting aside compressing force when jacking block is pressed by lock tongue, and are locking
Jacking block is sent into the bottom of the elastic push rod by tongue when extracting.This its jacking block of harness switching device setting and the prior art are just
On the contrary, its jacking block is set in the slot for lock tongue insertion, other end connection compressed spring, and elastic push rod present position position
In the side of lock tongue insertion, using the design when being not inserted into lock tongue in device, jacking block is located at will be elastic immediately below elastic push rod
Mandril jacks up, and elastic contact chip component is in contact condition at this time, and circuit communication generates relevant warning note, when lock tongue is inserted into
When inwardly push jacking block, compressed spring compression, while elastic push rod is sprung back, elastic contact chip component be in contactless state, electric
Road disconnects.Jacking block is pushed away process from below elastic push rod by the design, is changed to be realized by the insert action of lock tongue, solved in this way
It avoids to cause jacking block and the mutual stuck situation of elastic push rod due to the extruding of elastic push rod when lock, effectively tradition is avoided to set
The case where unlock failure being easy to appear in meter.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the internal structure signal that harness switching device provided by the embodiment of the utility model is not inserted into lock tongue state
Figure；
Fig. 2 is the internal structure signal that harness switching device provided by the embodiment of the utility model has been inserted into lock tongue state
Figure；
Fig. 3 is the external structure schematic diagram of harness switching device provided by the embodiment of the utility model.
It is marked in attached drawing as follows：
Elastic push rod 1, jacking block 2, the first contact 3, the second wafer 4, arc surface top plate 5, block 6, support level structure 7,
Wiring 8, fixing seat shell 9, fixing seat cover board 10.
Specific embodiment
The utility model embodiment discloses a kind of harness switching device, to solve the line that cooperation locker uses at present
Beam switch is easy to appear lock tongue when unlocking and can not pop up, and causes the technical problem of unlock failure etc..
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-Fig. 3 is please referred to, Fig. 1 is that harness switching device provided by the embodiment of the utility model is not inserted into lock tongue state
Schematic diagram of internal structure；Fig. 2 is the internal junction that harness switching device provided by the embodiment of the utility model has been inserted into lock tongue state
Structure schematic diagram；Fig. 3 is the external structure schematic diagram of harness switching device provided by the embodiment of the utility model.
This harness switching device that the embodiments of the present invention provide is used for locker, including for cooperating lock
Tongue plug generates the elastic push rod 1 of displacement, and the elastic contact blade component with the elastic push rod 1 cooperation, the elastic contact blade
Component connects control circuit；It further include for the jacking block 2 with the cooperation of the end of the elastic push rod 1,2 one end of jacking block setting
There is the slot for being inserted into lock tongue, the opposite other end is connected with compressed spring, for putting aside pressure when jacking block 2 is pressed by lock tongue
Contracting power, and jacking block 2 is sent into when lock tongue is extracted the bottom of the elastic push rod 1.
The setting of its jacking block 2 of this harness switching device is exactly the opposite with the prior art in the present embodiment, and jacking block 2 is set to
In slot for lock tongue insertion, the other end connects compressed spring, and 1 present position of elastic push rod is located at the one of lock tongue insertion
Side, using the design when being not inserted into lock tongue in device, jacking block 2, which is located at immediately below elastic push rod 1, jacks up elastic push rod 1, this
When elastic contact chip component be in contact condition, circuit communication generates relevant warning note, inwardly pushes when lock tongue insertion
Jacking block 2, compressed spring compression, while elastic push rod 1 is sprung back, elastic contact chip component is in contactless state, and circuit disconnects.It should
Jacking block 2 is pushed away process from 1 lower section of elastic push rod by design, is changed to be realized by the insert action of lock tongue, so just in unlock
It avoids since the extruding of elastic push rod 1 causes jacking block 2 and the mutual stuck situation of elastic push rod 1, effectively avoids traditional design
In be easy to appear unlock failure the case where.
To advanced optimize above-mentioned technical proposal, on the basis of the above embodiments preferably, above-mentioned harness switching device
In, the elastic contact blade component includes first contact 3 of cooperation of offseting with the elastic push rod 1, and is used for and described first
The second wafer 4 of the conductive cooperation of contact 3, first contact 3 are used in the case where the displacement of the elastic push rod 1 pushes and described the
The contact of two contacts 4 disconnects.
In technical solution provided in this embodiment, the structure design of elastic contact blade component has been advanced optimized comprising
First contact 3 and the second wafer 4 directly complete the control of power on/off by the surface contact or separation of two contacts, without
Again as using specially solder contacts structure completes the design be connected on elastic piece, greatly reducing equipment in the prior art and being disappeared
Consume cost.
To advanced optimize above-mentioned technical proposal, on the basis of the above embodiments preferably, above-mentioned harness switching device
In, 3 section of the first contact is in Z-shaped, and 4 section of the second wafer is in U-shaped, and the bump bottom ends of the second wafer 4 of U-shaped are used for
It is engaged with first contact 3.
Technical solution provided in this embodiment has advanced optimized the design of contact on the basis of the above embodiments, wherein
Z-shaped structure is selected with the first contact 3 that elastic push rod 1 cooperates, one end and fixing seat shell 9 are fixed, and the other end is supported with mandril
Tight fit fixes position using having step structure that can preferably adapt to inside in the middle part of Z-type structure for being pushed by mandril,
And it is capable of providing relatively stable elasticity；It is provided with U-shaped structure on the second wafer 4, is protruded by the bottom of U-shaped structure itself
Part, which forms the generation of good contact plane and the first contact 3 and contact, to be realized and is connected, which simply has and preferably make
With effect and it can be avoided the special cost for installing contact structure.
To advanced optimize above-mentioned technical proposal, on the basis of the above embodiments preferably, above-mentioned harness switching device
In, the harness switching device further includes the fixing seat shell 9 for accommodating the elastic contact blade component and elastic push rod 1,
The fixing seat shell 9 is provided with block 6 between first contact 3 and the second wafer 4, for the non-contact shape in contact
The second wafer 4 is supported under state.
In technical solution provided in this embodiment, the structure by the way that block 6 is arranged reduces elastic slice and springs back to elastic push rod 1
Pressure, prevent the elastic force due to contact from causing excessive to mandril pressure so that when insertion lock tongue is laborious, simultaneously also by the
4 settings of one contact 3 and the second wafer stop, and enable the second elastic slice not spring back further after recoiling to certain position, prevent
It generates and contacts between the first elastic slice.
To advanced optimize above-mentioned technical proposal, on the basis of the above embodiments preferably, above-mentioned harness switching device
In, the fixing seat shell 9 is provided with support level structure 7 below first contact 3, for the non-contact shape in contact
The first contact 3 is supported under state.
Technical solution provided in this embodiment is similar to the principle of above-described embodiment, by the way that the structure of support level is arranged,
It enables the first contact 3 be stopped after recoiling to appropriate location by step, prevents from further springing back the pressure mistake caused to jacking block 2
Greatly.
To advanced optimize above-mentioned technical proposal, on the basis of the above embodiments preferably, above-mentioned harness switching device
In, one end that the elastic push rod 1 is used to cooperate with the jacking block 2 is provided with arc surface top plate 5, for guiding jacking block 2 to enter
1 lower section of elastic push rod.
Technical solution provided in this embodiment is mainly to optimize the end design of elastic push rod 1, in itself and the cooperation of jacking block 2
End setting arc surface top plate, enable the blocking pressure that is subject to when entering below elastic push rod 1 of jacking block 2 smaller, enable mechanism
It operates more smoothly.
To advanced optimize above-mentioned technical proposal, on the basis of the above embodiments preferably, above-mentioned harness switching device
In, 8 end of wiring of first contact 3 and the second wafer 4 and wiring 8 are clamped by clamp structure and are connected.The present embodiment provides
Technical solution contact and 8 end of wiring are clamped by the structures such as clamp structure such as intermediate plate, replace welding in the prior art solid
Fixed, operation is simple, reduces assembly cost.
To advanced optimize above-mentioned technical proposal, on the basis of the above embodiments preferably, above-mentioned harness switching device
In, fixing seat cover board 10 is equipped with by the clamping of edge buckle structure on the fixing seat shell 9.Technology provided in this embodiment
Scheme, cover board is arranged prevents dust debris from entering to protect internal structure, enables internal circuit and small mechanism more durable, and
Installation is fixed simply by buckle structure, opposite welding can be avoided impurity and introduce in process.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (8)
1. a kind of harness switching device, it is used for locker, including for cooperating lock tongue plug to generate the elastic push rod of displacement, with
And the elastic contact blade component with elastic push rod cooperation, the elastic contact blade component connect control circuit；It is characterized in that, also
Including the jacking block for cooperating with the end of the elastic push rod, described jacking block one end is provided with the slot for being inserted into lock tongue,
The opposite other end is connected with compressed spring, for putting aside compressing force when jacking block is pressed by lock tongue, and when lock tongue is extracted
Jacking block is sent into the bottom of the elastic push rod.
2. harness switching device according to claim 1, which is characterized in that the elastic contact blade component includes and the bullet
Property mandril offset the first contact of cooperation, and the second wafer for cooperating with the first contact conduction, first touching
Piece is used to contact or disconnect with the second wafer in the case where the displacement of the elastic push rod is pushed.
3. harness switching device according to claim 2, which is characterized in that first contact section is in Z-shaped, and described the
Two contact sections are in U-shaped, and the bump bottom ends of the second wafer of U-shaped are used to cooperate with first contact pad.
4. harness switching device according to claim 2 or 3, which is characterized in that the harness switching device further includes using
In the fixing seat shell for accommodating the elastic contact blade component and elastic push rod, the fixing seat shell in first contact and
Block is provided between the second wafer, for supporting the second wafer under the contactless state of contact.
5. harness switching device according to claim 4, which is characterized in that the fixing seat shell is in first contact
Lower section is provided with support level structure, for supporting the first contact under the contactless state of contact.
6. harness switching device according to claim 4, which is characterized in that the elastic push rod with the jacking block for matching
One end of conjunction is provided with arc surface top plate, for guiding jacking block to enter below the elastic push rod.
7. harness switching device according to claim 4, which is characterized in that the wiring of first contact and the second wafer
End is clamped by clamp structure with wiring and is connected.
8. harness switching device according to claim 4, which is characterized in that buckled on the fixing seat shell by edge
Structure clamping is equipped with fixing seat cover board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557164.8U CN208142041U (en) | 2018-04-18 | 2018-04-18 | A kind of harness switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557164.8U CN208142041U (en) | 2018-04-18 | 2018-04-18 | A kind of harness switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208142041U true CN208142041U (en) | 2018-11-23 |
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ID=64293082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820557164.8U Active CN208142041U (en) | 2018-04-18 | 2018-04-18 | A kind of harness switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208142041U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108320926A (en) * | 2018-04-18 | 2018-07-24 | 重庆光大产业有限公司 | A kind of harness switching device |
-
2018
- 2018-04-18 CN CN201820557164.8U patent/CN208142041U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108320926A (en) * | 2018-04-18 | 2018-07-24 | 重庆光大产业有限公司 | A kind of harness switching device |
| CN108320926B (en) * | 2018-04-18 | 2024-03-01 | 重庆光大产业有限公司 | Wire harness switching device |
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