CN207639047U - A kind of bayonet unit for fixing circuit board - Google Patents
A kind of bayonet unit for fixing circuit board Download PDFInfo
- Publication number
- CN207639047U CN207639047U CN201721318171.4U CN201721318171U CN207639047U CN 207639047 U CN207639047 U CN 207639047U CN 201721318171 U CN201721318171 U CN 201721318171U CN 207639047 U CN207639047 U CN 207639047U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- bayonet unit
- fixing circuit
- pressure head
- guide groove
- 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.)
- Expired - Fee Related
Links
- 230000000694 effects Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 14
- 238000010586 diagram Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model discloses the bayonet units for fixing circuit board,It include the fixed seat (31) with guide groove,It is set in the movable buckle (32) that in guide groove and can be moved,And it is set in spring (33) of the movable buckle (32) between guide groove,One end of fixed seat (31) is with positioning column (311) of the clamping portion and the other end being clamped with bottom plate with locating circuit board (1),The end of the pressure head (321) of described movable buckle (32) one end can peak on the positioning column (311),The locating fastener (322) of the other end is stuck on the outer wall of the fixed seat (31),The lower wall of the pressure head (321) can be pressed on the circuit board (1),One end of the spring (33) is connected on the end wall of the guide groove,The other end is connected at the snap-gauge of the movable buckle (32).The problems such as installation and removal that the bayonet unit for being used for fixing circuit board efficiently solves circuit board are complex, and working efficiency is relatively low.
Description
Technical field
The utility model is related to circuit board technology fields, more particularly to a kind of bayonet unit for fixing circuit board.
Background technology
In the prior art, the installation of circuit board is all that installation is fixed using stud and screw, in installation and removal
It is required for, using tools such as screwdrivers, fixing one piece of circuit board and needing to use more screw, installation effectiveness relatively low；Due to worker
Accidentally, some screws are easy to fall in machine, and the screw fallen in machine may be fallen on circuit board, cause short circuit
Burn out device；Maintenance personal needs to dismantle on fixed screw in maintenance of equipment, then takes out circuit board, and one, which tears a dress open, spends not
Few time, process is relatively complicated, and working efficiency is relatively low.
In conclusion the problems such as installation and removal for how efficiently solving circuit board are complex, and working efficiency is relatively low,
It is current those skilled in the art's urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of bayonet unit for fixing circuit board, this is used for fixing circuit board
The problems such as installation and removal that bayonet unit efficiently solves circuit board are complex, and working efficiency is relatively low.
In order to solve the above technical problems, the utility model provides the following technical solutions：
A kind of bayonet unit for fixing circuit board, include fixed seat with guide groove, be set in the guide groove and
The movable buckle that can be moved, and the spring that is set between the movable buckle and the guide groove, the one of the fixed seat
End is with the positioning column of clamping portion and the other end with locating circuit board being clamped with bottom plate, the pressure head of described movable buckle one end
End can peak on the positioning column, the locating fastener of the other end is stuck on the outer wall of the fixed seat, the pressure head
Lower wall can be pressed on the circuit board, and one end of the spring is connected on the end wall of the guide groove, and the other end is connected to
At the snap-gauge of the movable buckle.
Preferably, the clamping portion includes that can pass through the hook of the bottom plate positioning port and positioned at the hook top
Limiting plate, the bottom plate are fixed between the hook and the limiting plate.
Preferably, the clamping portion and the limiting plate are elastomeric element.
Preferably, the limiting plate is the arc panel to the hook lateral bend.
Preferably, on the circuit board have location hole, the location hole be set on the positioning column and with it is described fixed
The stationary plane contact of position column.
Preferably, the lower wall of the pressure head is tapered cambered surface from root to end.
Preferably, the width of the pressure head is more than the diameter of the guide post.
Preferably, the end face of the pressure head is plane, and the guide post is cylinder.
Preferably, the locating fastener includes the intermediate multiple points of buckles with trepanning.
Preferably, the spring is in natural length when the end of the pressure head peaks on the positioning column.
Bayonet unit provided by the utility model for fixing circuit board, including fixed seat, movable buckle and bullet
There is guide groove, movable buckle to be set in guide groove and can be moved along guide groove for spring, fixed seat, movable buckle and fixed seat back-off
Connection.One end of fixed seat has the clamping portion being clamped with bottom plate, and the other end has the positioning column of locating circuit board, by circuit
Plate is fixed on bottom plate.The end of the pressure head of movable buckle one end can peak on positioning column, the end locating fastener of the other end
It is stuck on the outer wall of fixed seat, after circuit board is located in positioning column, the lower wall of pressure head can be pressed on circuit board, be fixed with this
Circuit board.Spring pocket is loaded between movable buckle and guide groove, and one end of spring is connected on the end wall of guide groove, and the other end is connected to
At the snap-gauge of movable buckle, for movable buckle to when being moved by the side of close end locating fastener, spring is in compressive state, spring
Because stress meeting nature flicks, movable buckle will compress circuit board naturally because of the screen resilience of spring.When needing to dismantle circuit board just
Dismounting button hand position is pulled with hand, pulls open spring, movable buckle is made to be moved to by the side of close end locating fastener, movable buckle
Pressure head is detached from circuit board, and circuit board will be released, can take out naturally.
Bayonet unit provided by the utility model for fixing circuit board, during the installation and removal of circuit board,
Stud and screw are not used, the tools such as screwdriver need not be used, dismounting circuit board is relatively simple, and working efficiency is higher, saves
Shi Shengli realizes circuit board fast assembling-disassembling；It does not use stud and screw that installation is fixed, does not have screw and fall to machine
It is interior, it will not fall on circuit board, effectively prevent screw and fall the problems such as causing circuit board short-circuit.
Description of the drawings
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, other drawings may also be obtained based on these drawings.
Fig. 1 is by a kind of mounting structure schematic diagram for the circuit board that specific implementation mode provides in the utility model；
Fig. 2 is the structural schematic diagram at A in Fig. 1；
Fig. 3 is the structural schematic diagram of bayonet unit；
Fig. 4 is the front view of Fig. 3；
Fig. 5 is the side view of Fig. 4；
Fig. 6 is the sectional view at B-B in Fig. 4；
Fig. 7 is the mounting structure schematic diagram of bayonet unit and bottom plate.
It is marked in attached drawing as follows：
1- circuit boards, 2- bottom plates, 3- bayonet units, 31- fixed seats, 32- movable buckles, 33- springs, 311- positioning columns,
312- hooks, 313- limiting plates, 321- pressure heads, 322- locating fasteners.
Specific implementation mode
The core of the utility model is to provide a kind of bayonet unit for fixing circuit board, this is used for fixing circuit board
The problems such as installation and removal that bayonet unit efficiently solves circuit board are complex, and working efficiency is relatively low.
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 to Fig. 7, Fig. 1 is by a kind of installation for the circuit board that specific implementation mode provides in the utility model
Structural schematic diagram；Fig. 2 is the structural schematic diagram at A in Fig. 1；Fig. 3 is the structural schematic diagram of bayonet unit；Fig. 4 is facing for Fig. 3
Figure；Fig. 5 is the side view of Fig. 4；Fig. 6 is the sectional view at B-B in Fig. 4；Fig. 7 is the mounting structure signal of bayonet unit and bottom plate
Figure.
In a specific embodiment, the bayonet unit provided by the utility model for fixing circuit board, including
There is guide groove, movable buckle 32 to be set in guide groove and can for fixed seat 31, movable buckle 32 and spring 33, fixed seat 31
It is moved along guide groove, movable buckle 32 and the back-off connection of fixed seat 31.One end of fixed seat 31 has the clamping portion being clamped with bottom plate,
And the other end has the positioning column 311 of locating circuit board 1, and circuit board 1 is fixed on bottom plate.The pressure head of 32 one end of movable buckle
321 end can peak on positioning column 311, and the end locating fastener 322 of the other end is stuck on the outer wall of fixed seat 31, circuit
After plate 1 is located in positioning column 311, the lower wall of pressure head 321 can be pressed on circuit board 1, with this fixing circuit board 1.Spring 33
It is set between movable buckle 32 and guide groove, one end of spring 33 is connected on the end wall of guide groove, and the other end is connected to active card
At the snap-gauge of button 32, for movable buckle 32 to when being moved by the side of close end locating fastener 322, spring 33 is in compressive state,
For spring 33 because stress meeting nature flicks, movable buckle 32 will compress circuit board 1 naturally because of the screen resilience of spring 33.It needs to dismantle
Dismounting button hand position just is pulled with hand when circuit board 1, pulls open spring 33, makes movable buckle 32 to by close end locating fastener 322
Side is moved, and the pressure head 321 of movable buckle 32 is detached from circuit board 1, and circuit board 1 will be released, can take out naturally.
Bayonet unit provided by the utility model for fixing circuit board, during the installation and removal of circuit board 1,
Stud and screw are not used, the tools such as screwdriver need not be used, dismounting circuit board 1 is relatively simple, and working efficiency is higher, saves
Shi Shengli realizes 1 fast assembling-disassembling of circuit board；It does not use stud and screw that installation is fixed, does not have screw and fall to machine
It is interior, it will not fall on circuit board 1, effectively prevent screw and fall the problems such as causing circuit board 1 short-circuit.
The above-mentioned bayonet unit for fixing circuit board is only a kind of preferred embodiment, is specifically not limited thereto, in this base
It can be made according to actual needs on plinth with targetedly adjusting, to obtain different embodiments, clamping portion includes hook
312 and limiting plate 313, there is positioning port, hook 312 bottom plate positioning port, limiting plate 313 can be passed through to be located at hook on bottom plate
312 tops, bottom plate are fixed between hook 312 and limiting plate 313, and bottom plate and bayonet unit 2 are fixed, simple in structure, are easy to
Installation.Hook 312 is shunk, bottom plate and bayonet unit 2 can be separated, are readily disassembled.
On the basis of above-mentioned specific implementation mode, those skilled in the art can according to the difference of specific occasion, to
Several changes are carried out in the bayonet unit of fixing circuit board, clamping portion and limiting plate 313 are elastomeric element, and deformation is larger, easily
In shrinking and restoring shape, convenient for disassembly and assembly, fixation more fastens.
Obviously, under the guidance of this thought, those skilled in the art can be according to the difference of specific occasion to above-mentioned
Specific implementation mode carries out several changes, and limiting plate 313 is the arc panel to 312 lateral bend of hook, limiting plate 313 and hook
Spacing between 312 is easy to adjust, the bottom plate that thickness can be used different, and the scope of application is wider；Meanwhile limiting plate 313 with card
The active force hooked between 312 is larger, is easy to clamp bottom plate.
It is important to note that the bayonet unit provided by the utility model for fixing circuit board should not be so limited
It is set on positioning column 311 and is connect with the stationary plane of positioning column 311 in having location hole, location hole in such situation, circuit board 1
It touches, circuit board 1 is pressed on stationary plane, compress circuit board 1 convenient for pressure head 321, be not easy to make circuit board 1 when compressing circuit board 1
Bust, protection circuit plates 1.
Bayonet unit provided by the utility model for fixing circuit board, it is immovable in other components,
The lower wall of pressure head 321 is tapered cambered surface, the upper side wall of pressure head 321 and lower wall from root to end by arc transition,
The face contacted with circuit board 1 does not have corner angle, is not easy to scratch circuit board 1.
For the bayonet unit for fixing circuit board in above-mentioned each embodiment, the width of pressure head 321, which is more than, to be oriented to
The diameter of column, the area that pressure head 321 abuts guide post is larger, abuts preferably, is not easy to misplace.
In order to advanced optimize above-mentioned technical proposal, the end face of pressure head 321 is plane, and guide post is cylinder, pressure head 321
The contact area of end face and guide post is larger, abuts preferable.
On the basis of above-mentioned each specific embodiment, locating fastener 322 includes multiple points of buckles, and multiple points of buckles are intermediate
With trepanning, multiple points of buckles can be uniformly distributed, and be uniformly connected on the end wall of guide groove, and stress is more uniform, positioning card
It is more steady when 322 movement of button, it is not easy to shake.
Another inventive concept provided by the utility model is that the end of pressure head 321 peaks at bullet when on positioning column 311
Spring 33 is in natural length, and the spring 33 in natural length is easily attached, easy to connect, makes movable buckle 32 to by close end
The side of locating fastener 322 is moved, and spring 33 is in compressive state, and the pressure head 321 of movable buckle 32 is detached from circuit board 1, circuit
Plate 1 will be released, and can be taken out naturally.
In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term end is base
In orientation or positional relationship shown in the drawings, be merely for convenience of describing the present invention and simplifying the description, rather than indicate or
It implies that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as
Limitations of the present invention.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type.Various modifications to these embodiments will be 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 utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest range consistent with features of novelty.
Claims (10)
1. a kind of bayonet unit for fixing circuit board, which is characterized in that include fixed seat (31) with guide groove, be set in
In the guide groove and the movable buckle (32) that can move, and it is set between the movable buckle (32) and the guide groove
Spring (33), one end of the fixed seat (31) is with the clamping portion and the other end being clamped with bottom plate with locating circuit board (1)
Positioning column (311), the end of the pressure head (321) of described movable buckle (32) one end can peak on the positioning column (311),
The locating fastener (322) of the other end is stuck on the outer wall of the fixed seat (31), and the lower wall of the pressure head (321) can be pressed on
On the circuit board (1), one end of the spring (33) is connected on the end wall of the guide groove, and the other end is connected to the activity
At the snap-gauge for buckling (32).
2. the bayonet unit according to claim 1 for fixing circuit board, which is characterized in that the clamping portion includes energy
Enough hooks (312) across the bottom plate positioning port and the limiting plate (313) positioned at the hook (312) top, the bottom plate
It is fixed between the hook (312) and the limiting plate (313).
3. the bayonet unit according to claim 2 for fixing circuit board, which is characterized in that the clamping portion and described
Limiting plate (313) is elastomeric element.
4. the bayonet unit according to claim 3 for fixing circuit board, which is characterized in that the limiting plate (313)
For to the arc panel of the hook (312) lateral bend.
5. the bayonet unit according to claim 1 for fixing circuit board, which is characterized in that on the circuit board (1)
With location hole, the location hole is set on the positioning column (311) and is contacted with the stationary plane of the positioning column (311).
6. being used for the bayonet unit of fixing circuit board according to claim 1-5 any one of them, which is characterized in that the pressure head
(321) lower wall is tapered cambered surface from root to end.
7. the bayonet unit according to claim 6 for fixing circuit board, which is characterized in that the pressure head (321)
Width is more than the diameter of guide post.
8. the bayonet unit according to claim 7 for fixing circuit board, which is characterized in that the pressure head (321)
End face is plane, and the guide post is cylinder.
9. the bayonet unit according to claim 6 for fixing circuit board, which is characterized in that the locating fastener
(322) include the intermediate multiple points of buckles with trepanning.
10. the bayonet unit according to claim 6 for fixing circuit board, which is characterized in that the pressure head (321)
End when peaking on the positioning column (311) spring (33) be in natural length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318171.4U CN207639047U (en) | 2017-10-12 | 2017-10-12 | A kind of bayonet unit for fixing circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318171.4U CN207639047U (en) | 2017-10-12 | 2017-10-12 | A kind of bayonet unit for fixing circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207639047U true CN207639047U (en) | 2018-07-20 |
Family
ID=62858408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721318171.4U Expired - Fee Related CN207639047U (en) | 2017-10-12 | 2017-10-12 | A kind of bayonet unit for fixing circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207639047U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109275304A (en) * | 2018-10-23 | 2019-01-25 | 四川深北电路科技有限公司 | A kind of circuit board mounting structure |
| CN109921166A (en) * | 2019-02-20 | 2019-06-21 | 南京博翔电子有限公司 | A kind of coupler of fast demountable |
-
2017
- 2017-10-12 CN CN201721318171.4U patent/CN207639047U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109275304A (en) * | 2018-10-23 | 2019-01-25 | 四川深北电路科技有限公司 | A kind of circuit board mounting structure |
| CN109921166A (en) * | 2019-02-20 | 2019-06-21 | 南京博翔电子有限公司 | A kind of coupler of fast demountable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180720 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |