CN105406279A - Fixing column device with ejector for a PCB - Google Patents
Fixing column device with ejector for a PCB Download PDFInfo
- Publication number
- CN105406279A CN105406279A CN201510955545.2A CN201510955545A CN105406279A CN 105406279 A CN105406279 A CN 105406279A CN 201510955545 A CN201510955545 A CN 201510955545A CN 105406279 A CN105406279 A CN 105406279A
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- CN
- China
- Prior art keywords
- pcb
- semi
- circular shape
- lock part
- location division
- 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.)
- Pending
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
Landscapes
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention claims a fixing column device with an ejector for a PCB. The fixing column device is used for fixedly connecting a frame body (1) so as to fix the PCB (2) on the frame body (1). The fixing column device comprises a fixed body (8) of which the base is fixedly connected with the frame body (1); the fixed body (8) comprises a base shoulder part having a shoulder side (81) for bearing the back of the PCB, and an integrated perpendicular column part (9) perpendicular to the shoulder side (81); and the perpendicular column part (9) comprises a cylindrical root part (92) which is located at bottom, integrally connected with the shoulder side (81) and used for jointing a fixing hole on the PCB, a cylindrical top part (91) located at top end, and a generally cylindrical middle connection part located between the cylindrical root part (92) and the cylindrical top part (91).
Description
Technical field
The invention belongs to the field of PCB, more specifically relate to a kind of fixed leg device of the band elastic ejection part for PCB.
Background technology
In general, need solid and reliable for the installation of PCB in the support of the equipment of use.Conventional mode or method have punches on control cabinet, first installs the pad nail of fixing circuit board, is then padded with insulation spacer key screw wiring board and is fixed in the above, wherein also can be fixed with glue.
But this mounting means needs manually to carry out screw tightening, in the occasion that some spatial limitation or operating time limit, this fixed form is restricted.
More existing fixed installation modes also comprise the plastics staple using band elastic hook.This mode can remove the step of manual tighten the screws from, and also can realize fixing circuit board.But, this mode often needs manually to be depressed by elastic hook when dismounting, operation inconvenience and be difficult to depress and affect the efficiency of loading and unloading of circuit board there will be elastic hook in some cases, even can make this staple damage and affect the operation and maintenance of integral device.
Summary of the invention
For above-mentioned technical problem, the invention provides a kind of fixed leg device of the band elastic ejection part for PCB, it can overcome the problems referred to above of the prior art, improves the efficiency of loading and unloading of PCB and reduces manual intervention.
According to aspects of the present invention, a kind of fixed leg device of the band elastic ejection part for PCB, for being fixedly connected with support body thus PCB being fixed on described support body, described fixed leg device comprises the fixed body that bottom is fixedly connected with described support body, described fixed body comprises the bottom shoulder part of the circular bead surface had for carrying the PCB back side and the vertical vertical column segment of integrated and described circular bead surface, described vertical column segment comprises being connected with described circular bead surface one of bottom and cylindrical root for engaging with the fixing hole in PCB, the cylinder-shaped top of top end and between described cylindrical root and described cylinder-shaped top and overall cylindrical middle interconnecting piece divide, wherein, be provided with axially extended during described middle interconnecting piece divides and limit the upper cylinder location division of the coboundary of described two sliding channels at two diametrically relative sliding channels and at described two sliding channel upper ends and limit the lower cylinder location division of the lower boundary of described two sliding channels at described two sliding channel lower ends, wherein, the first diameter that described upper cylinder location division and lower cylinder location division have is less than the Second bobbin diameter that described cylindrical root and described cylinder-shaped top have, formed for being contained in the depression being diametrically oppositely arranged the Lock Part and two of symmetrical configuration semi-circular shape are stretched thus, to stretch in Lock Part each includes and axially to extend and cross section is the flexible sticking department of semi-circular shape and protrudes out from the middle part the axial direction of described flexible sticking department and protrude out drive division in described two sliding channels in corresponding one for described two semi-circular shape, wherein, the top and bottom of described flexible sticking department coordinate the outer peripheral face against cylinder location division on described and lower cylinder location division respectively when retracted mode, the described inside end place protruding out drive division be provided with drive inclined-plane in order to corresponding one in two of slide block inclined plane parts can be driven in axial sliding to coordinate thus the Lock Part that described semi-circular shape can be stretched radially outwards drives to become the state of stretching out in direction by screw drive, wherein, described driving slide block comprises the main body block be oppositely arranged two guiding end faces and promotes wedge portions from another two ends be oppositely arranged corresponding two of protruding towards described two sliding channels of described main body block, described two promotion wedge portions arrange corresponding one in described two inclined plane parts respectively in end, outside, and can slide in corresponding in described two sliding channels, the central part of described fixed body is provided with axially extension and cross section is totally the gathering sill of rectangle, two opposed sidewalls of this gathering sill coordinate with described two end faces that lead, two opposed sidewalls are in addition corresponding with described two sliding channels respectively, wherein, the stretch elastic shrinkage reposition element of the cavity being provided with the flexible sticking department being arranged in described semi-circular shape between Lock Part of described two semi-circular shape is reset to retracted mode in order to the Lock Part that described two semi-circular shape stretched, thus, when described two semi-circular shape stretch Lock Part be in retracted mode time, the stretch outer circumference surface of outer circumference surface and the described cylindrical root of Lock Part and described cylinder-shaped top of described two semi-circular shape is concordant thus make described PCB install dropping place smoothly, when described two semi-circular shape stretch Lock Part be in stretch out state time, the stretch outer circumference surface of Lock Part of described two semi-circular shape stretches out from the outer circumference surface of described cylindrical root and described cylinder-shaped top thus described PCB is locked,
Wherein, the right and left of described fixed body is provided with elastic ejection part, the top of described elastic ejection part is parallel with the circular bead surface of described fixed body, when needs are changed described PCB, described two semi-circular shape Lock Part that stretches first is driven to be in retracted mode, the top and bottom of described flexible sticking department are made to coordinate outer peripheral face against cylinder location division on described and lower cylinder location division respectively when retracted mode, then control two described elastic ejection parts by described PCB jack-up, change so that take out described PCB.
By technique scheme, owing to employing by power-actuated extensible member, it ensured that the entirety of whole erection column was columniform performance before PCB is installed, and it can ensure that the installing hole of PCB can be enclosed within this erection column smoothly; After PCB dropping place, this erection column can be made to be out of shape by power-actuated extensible member thus stretch out a part PCB to be fixed.In the present invention, owing to have employed the elongated slot offering rectangle in this erection column, it can ensure that promoting voussoir can not be twisted and deflect by axially leading exactly, to guarantee that power is applied on extensible member efficiently.And being resetted by extensible member by arranging the flexible member be in cavity, playing on the basis driving the action of retracting, the dropping place not affecting PCB is installed.And pass through the setting of the concrete shape of fixed body, the extensible member of two semicircular ring shapes is made reliably to guide to stretch, can ensure that again extensible member structure stress is in the axial direction firm, the impact of the axial load in wedge shape part driving process can not be subject to.And by arranging the inclined plane part protruded from wedge shape part side, the space of sliding tray can be made full use of, fully to realize the protruding of extensible member, can physical dimension be reduced again, and make the guide effect that wedge shape part is strengthened in motion process, thus make operation more solid and reliable.Whole apparatus structure is firm, reliable, effectively can solve the inefficiency of PCB installation and operate the problems such as inconvenience.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the fixed leg device of the band elastic ejection part for PCB of the present invention;
Fig. 2 is the cross section view of the fixed leg device of the present invention at arrow locations place in Fig. 1, and wherein, the arrow locations in this accompanying drawing 2 corresponds to the sectional structure schematic diagram of the fixed leg device of the present invention of Fig. 1.
Embodiment
Below in conjunction with Fig. 1-2, the present invention is described in detail.
According to embodiment, a kind of fixed leg device of the band elastic ejection part for PCB, for being fixedly connected with support body 1 thus PCB 2 being fixed on described support body 1, described fixed leg device comprises the fixed body 8 that bottom is fixedly connected with described support body 1, described fixed body 8 comprises the bottom shoulder part of the circular bead surface 81 had for carrying the PCB back side and the vertical vertical column segment 9 of integrated and described circular bead surface 81, described vertical column segment 9 comprises being connected with described circular bead surface 81 one of bottom and cylindrical root 92 for engaging with the fixing hole in PCB, the cylinder-shaped top 91 of top end and between described cylindrical root 92 and described cylinder-shaped top 91 and overall cylindrical middle interconnecting piece divide, wherein, be provided with axially extended during described middle interconnecting piece divides and limit the upper cylinder location division 931 of the coboundary of described two sliding channels 933 at two diametrically relative sliding channels 933 and at described two sliding channel 933 upper ends and limit the lower cylinder location division 932 of the lower boundary of described two sliding channels 933 at described two sliding channel 933 lower ends, wherein, the first diameter that described upper cylinder location division 931 and lower cylinder location division 932 have is less than the Second bobbin diameter that described cylindrical root 92 and described cylinder-shaped top 91 have, formed thus and be diametrically oppositely arranged the Lock Part 95 and two of symmetrical configuration semi-circular shape are stretched for being contained in, the depression of 96, described two semi-circular shape are stretched Lock Part 95, each in 96 includes and axially to extend and cross section is the flexible sticking department 561 of semi-circular shape and protrudes out from the middle part the axial direction of described flexible sticking department 561 and protrude out drive division 562 in described two sliding channels 933 in corresponding one, wherein, the top and bottom of described flexible sticking department 561 coordinate the outer peripheral face against cylinder location division 931 on described and lower cylinder location division 932 respectively when retracted mode, the described inside end place protruding out drive division 562 is provided with and drives inclined-plane 5621 in order to corresponding one in two of slide block 6 inclined plane parts 611 can be driven in axial sliding to coordinate thus the Lock Part 95 that described semi-circular shape can be stretched to being driven by screw rod 7,96 radially direction outwards drive to become the state of stretching out, wherein, described driving slide block 6 comprises the main body block 62 be oppositely arranged two guiding end faces 621 and promotes wedge portions 61 from another two ends be oppositely arranged corresponding two of protruding towards described two sliding channels 933 of described main body block 62, described two promotion wedge portions 61 arrange corresponding one in described two inclined plane parts 611 respectively in end, outside, and can slide in corresponding in described two sliding channels 933, the central part of described fixed body 8 is provided with axially extension and cross section is totally the gathering sill 94 of rectangle, two opposed sidewalls of this gathering sill 94 coordinate with described two end faces 621 that lead, two opposed sidewalls are in addition corresponding with described two sliding channels 933 respectively, wherein, the stretch elastic shrinkage reposition element 3 of the cavity 31 being provided with the flexible sticking department 561 being arranged in described semi-circular shape between Lock Part 95,96 of described two semi-circular shape is reset to retracted mode in order to the Lock Part 95,96 that described two semi-circular shape stretched, thus, when described two semi-circular shape are stretched Lock Part 95, 96 when being in retracted mode, described two semi-circular shape are stretched Lock Part 95, the outer circumference surface of the outer circumference surface of 96 and described cylindrical root 92 and described cylinder-shaped top 91 is concordant thus make described PCB 2 install dropping place smoothly, when described two semi-circular shape are stretched Lock Part 95, 96 are in when stretching out state, described two semi-circular shape are stretched Lock Part 95, the outer circumference surface of 96 stretches out from the outer circumference surface of described cylindrical root 92 and described cylinder-shaped top 91 thus described PCB 2 is locked,
Wherein, the right and left of described fixed body 8 is provided with elastic ejection part 13, the top of described elastic ejection part 13 is parallel with the circular bead surface 81 of described fixed body 8, when needs are changed described PCB 2, described two semi-circular shape are first driven to stretch Lock Part 95, 96 are in retracted mode, the top and bottom of described flexible sticking department 561 are made to coordinate outer peripheral face against cylinder location division 931 on described and lower cylinder location division 932 respectively when retracted mode, then control two described elastic ejection parts 13 by described PCB 2 jack-up, change so that take out described PCB 2.
Alternatively, wherein, described screw rod 7 axially extends at the central part of described gathering sill 94, and is fixedly connected with driving wheel 71 in bottom, and described driving wheel 71 is driven by power source.
Alternatively, the spacing between described two guiding end faces 621 makes described guiding end face 621 and described protruding out between drive division 562 have gap 940.This set can be guaranteed the bulk in promotion wedge portion 61 thus ensure stabilized structure degree, protrudes out the friction of drive division 562 when moving described in can reducing simultaneously, and the smoothness improving operation also reduces power consumption.
Owing to employing by power-actuated extensible member, it ensured that the entirety of whole erection column was columniform performance before PCB is installed, and it can ensure that the installing hole of PCB can be enclosed within this erection column smoothly; After PCB dropping place, this erection column can be made to be out of shape by power-actuated extensible member thus stretch out a part PCB to be fixed.In the present invention, owing to have employed the elongated slot offering rectangle in this erection column, it can ensure that promoting voussoir can not be twisted and deflect by axially leading exactly, to guarantee that power is applied on extensible member efficiently.And being resetted by extensible member by arranging the flexible member be in cavity, playing on the basis driving the action of retracting, the dropping place not affecting PCB is installed.And pass through the setting of the concrete shape of fixed body, the extensible member of two semicircular ring shapes is made reliably to guide to stretch, can ensure that again extensible member structure stress is in the axial direction firm, the impact of the axial load in wedge shape part driving process can not be subject to.And by arranging the inclined plane part protruded from wedge shape part side, the space of sliding tray can be made full use of, fully to realize the protruding of extensible member, can physical dimension be reduced again, and make the guide effect that wedge shape part is strengthened in motion process, thus make operation more solid and reliable.
It may be noted that this specific descriptions are not considered as any limitation of the invention.
Claims (2)
1. the fixed leg device for the band elastic ejection part of PCB, for being fixedly connected with support body (1) thus PCB (2) being fixed on described support body (1), described fixed leg device comprises the fixed body (8) that bottom is fixedly connected with described support body (1), described fixed body (8) comprises the bottom shoulder part of the circular bead surface (81) had for carrying the PCB back side and the vertical vertical column segment (9) of integrated and described circular bead surface (81), described vertical column segment (9) comprises being connected and cylindrical root (92) for engaging with the fixing hole in PCB with described circular bead surface (81) one of bottom, be positioned at top end cylinder-shaped top (91) and between described cylindrical root (92) and described cylinder-shaped top (91) and overall cylindrical middle interconnecting piece divide, wherein, be provided with axially extended during described middle interconnecting piece divides and limit the upper cylinder location division (931) of the coboundary of described two sliding channels (933) two diametrically relative sliding channels (933) and at described two sliding channel (933) upper ends and limit the lower cylinder location division (932) of the lower boundary of described two sliding channels (933) at described two sliding channel (933) lower ends, wherein, the first diameter that described upper cylinder location division (931) and lower cylinder location division (932) have is less than the Second bobbin diameter that described cylindrical root (92) and described cylinder-shaped top (91) have, formed thus and be diametrically oppositely arranged the Lock Part (95 and two of symmetrical configuration semi-circular shape are stretched for being contained in, 96) depression, described two semi-circular shape are stretched Lock Part (95,96) each in includes and axially to extend and cross section is the flexible sticking department (561) of semi-circular shape and protrudes out from the middle part the axial direction of described flexible sticking department (561) and protrude out drive division (562) in described two sliding channels (933) in corresponding one, wherein, the top and bottom of described flexible sticking department (561) coordinate the outer peripheral face against cylinder location division (931) on described and lower cylinder location division (932) respectively when retracted mode, the described inside end place protruding out drive division (562) is provided with and drives inclined-plane (5621) in order to corresponding one in two inclined plane parts (611) of slide block (6) can be driven in axial sliding to coordinate thus the Lock Part that described semi-circular shape can be stretched (95 to being driven by screw rod (7), 96) radially direction outwards drives to become the state of stretching out, wherein, described driving slide block (6) comprise the main body block (62) be oppositely arranged two guiding end faces (621) and from another two ends be oppositely arranged of described main body block (62) towards described two sliding channels (933) corresponding two of protruding promote wedge portion (61), described two promotions wedge portion (61) arrange corresponding one in described two inclined plane parts (611) respectively in end, outside, and can slide in corresponding in described two sliding channels (933), the central part of described fixed body (8) is provided with axially extension and cross section is totally the gathering sill (94) of rectangle, two opposed sidewalls of this gathering sill (94) coordinate with described two end faces (621) that lead, two opposed sidewalls are in addition corresponding with described two sliding channels (933) respectively, wherein, the stretch elastic shrinkage reposition element (3) of the cavity (31) being provided with the flexible sticking department (561) being arranged in described semi-circular shape between Lock Part (95,96) of described two semi-circular shape is reset to retracted mode in order to the Lock Part (95,96) that described two semi-circular shape stretched, thus, when described two semi-circular shape are stretched Lock Part (95, 96) when being in retracted mode, described two semi-circular shape are stretched Lock Part (95, 96) outer circumference surface of outer circumference surface and described cylindrical root (92) and described cylinder-shaped top (91) is concordant thus make described PCB (2) install dropping place smoothly, when described two semi-circular shape are stretched Lock Part (95, 96) be in when stretching out state, described two semi-circular shape are stretched Lock Part (95, 96) outer circumference surface stretches out from the outer circumference surface of described cylindrical root (92) and described cylinder-shaped top (91) thus described PCB (2) is locked,
Wherein, the right and left of described fixed body (8) is provided with elastic ejection part (13), the top of described elastic ejection part (13) is parallel with the circular bead surface (81) of described fixed body (8), when needs are changed described PCB (2), described two semi-circular shape are first driven to stretch Lock Part (95, 96) retracted mode is in, the top and bottom of described flexible sticking department (561) are made to coordinate outer peripheral face against cylinder location division (931) on described and lower cylinder location division (932) respectively when retracted mode, then control two described elastic ejection parts (13) by described PCB (2) jack-up, change so that take out described PCB (2).
2. the fixed leg device of a kind of band elastic ejection part for PCB as claimed in claim 1, wherein, described screw rod (7) axially extends at the central part of described gathering sill (94), and is fixedly connected with driving wheel (71) in bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510955545.2A CN105406279A (en) | 2015-12-17 | 2015-12-17 | Fixing column device with ejector for a PCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510955545.2A CN105406279A (en) | 2015-12-17 | 2015-12-17 | Fixing column device with ejector for a PCB |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105406279A true CN105406279A (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510955545.2A Pending CN105406279A (en) | 2015-12-17 | 2015-12-17 | Fixing column device with ejector for a PCB |
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| Country | Link |
|---|---|
| CN (1) | CN105406279A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1404980A (en) * | 2001-09-19 | 2003-03-26 | 松下电器产业株式会社 | Resin formation method and apparatus thereof |
| CN2578869Y (en) * | 2002-09-04 | 2003-10-08 | 英业达股份有限公司 | Fixer of printed circuit board |
| CN203896593U (en) * | 2014-05-15 | 2014-10-22 | 衢州顺络电路板有限公司 | Fixing device of high-density interconnection printed circuit board |
| CN104209404A (en) * | 2013-06-04 | 2014-12-17 | 郑果 | Rotary extrusion secondary forming die for novel pipe fitting for decoration and forming method thereof |
| CN104690170A (en) * | 2015-03-30 | 2015-06-10 | 王宏斌 | Punch forming die and using method thereof |
-
2015
- 2015-12-17 CN CN201510955545.2A patent/CN105406279A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1404980A (en) * | 2001-09-19 | 2003-03-26 | 松下电器产业株式会社 | Resin formation method and apparatus thereof |
| CN2578869Y (en) * | 2002-09-04 | 2003-10-08 | 英业达股份有限公司 | Fixer of printed circuit board |
| CN104209404A (en) * | 2013-06-04 | 2014-12-17 | 郑果 | Rotary extrusion secondary forming die for novel pipe fitting for decoration and forming method thereof |
| CN203896593U (en) * | 2014-05-15 | 2014-10-22 | 衢州顺络电路板有限公司 | Fixing device of high-density interconnection printed circuit board |
| CN104690170A (en) * | 2015-03-30 | 2015-06-10 | 王宏斌 | Punch forming die and using method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160316 |
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| RJ01 | Rejection of invention patent application after publication |