CN105611776A - Fixing column device provided with driving motor and used for PCB - Google Patents
Fixing column device provided with driving motor and used for PCB Download PDFInfo
- Publication number
- CN105611776A CN105611776A CN201510947524.6A CN201510947524A CN105611776A CN 105611776 A CN105611776 A CN 105611776A CN 201510947524 A CN201510947524 A CN 201510947524A CN 105611776 A CN105611776 A CN 105611776A
- Authority
- CN
- China
- Prior art keywords
- semicircle annular
- circuit board
- drive
- retractable lock
- lock parts
- 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.)
- Withdrawn
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
- H05K7/1414—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means with power interlock
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention relates to a fixing column device provided with a driving motor and used for a PCB. The fixing column device is fixedly connected with a frame body (1), so that a PCB (2) can be fixed to the frame body (1). The fixing column device comprises a fixing body (8) of which the bottom is fixedly connected with the frame body (1); the fixing body (8) comprises a bottom circular bead portion used for bearing a circular bead surface (81) of the back surface of the PCB and a vertical column portion (9) which is integrally molded and is vertical to the circular bead surface (81); and the vertical column portion (9) includes a cylindrical root portion (92) which is located at the bottom of the vertical column portion (9), is integrally connected with the circular bead surface (81) and is connected into a fixing hole in the PCB, a cylindrical top portion (91) which is located at the top of the vertical column portion (9), and a middle connection portion which is located between the cylindrical root portion (92) and the cylindrical top portion (91) and is cylinder-shaped on the whole.
Description
Technical field
The invention belongs to the field of PCB circuit board, more specifically relate to a kind of fixed leg device with drive motors for PCB circuit board.
Background technology
In general, for PCB circuit board, the installation in the support of the equipment of use needs solid and reliable. Conventional mode or method have on control cabinet punches, and the pad nail of fixing circuit board is first installed, and is then padded with insulation spacer key screw wiring board and is fixed in the above, and wherein also can be fixed with glue.
But this mounting means need to manually carry out screw tightening, in the occasion of some spatial limitation or operating time restriction, this fixed form is restricted.
More existing fixed installation modes also comprise the plastics staple using with elastic hook. This mode can be removed the step of manual tighten the screws from, and also can realize fixing circuit board. But, this mode often needs manually elastic hook to be depressed in dismounting, operation inconvenience and affect the efficiency of loading and unloading of circuit board there will be in some cases elastic hook to be difficult to depress, 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 with drive motors for PCB circuit board, it can overcome the problems referred to above of the prior art, improves the efficiency of loading and unloading of PCB circuit board and reduces manual intervention.
According to aspects of the present invention, a kind of fixed leg device with drive motors for PCB circuit board, thereby for being fixedly connected with PCB circuit board be fixed on to described support body with support body, described fixed leg device comprises the fixed body that bottom is fixedly connected with described support body, described fixed body comprises bottom shoulder part and the vertical vertical column part of integrated and described circular bead surface with the circular bead surface for carrying PCB back of circuit board, described vertical column part comprises being connected with described circular bead surface one of bottom the cylindrical root for engaging with the fixing hole on PCB circuit board, 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, during described middle interconnecting piece divides, be provided with axially extended and on diameter relative two sliding channels and described two sliding channel upper ends and limit described two sliding channels coboundary upper cylinder location division and at described two sliding channel lower ends and limit the lower cylinder location division of the lower boundary of described two sliding channels, 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, be formed for being thus contained in and on diameter, be oppositely arranged and the depression of two semicircle annular retractable Lock Parts of symmetrical configuration, each in described two semicircle annular retractable Lock Parts includes and extends axially and cross section is that the flexible sticking department of semicircle annular and the middle part from the axial direction of described flexible sticking department protrude out in described two sliding channels the drive division that protrudes out in corresponding, wherein, the top and bottom of described flexible sticking department coordinate respectively against the outer peripheral face of cylinder location division on described and lower cylinder location division in the time of retracted mode, thereby the described inside end place that protrudes out drive division be provided with drive inclined-plane in order to can be driven in axial sliding by screw drive in two inclined plane parts of slide block corresponding one coordinates can by described semicircle annular retractable Lock Part along radial direction outwards driving to become the state of stretching out, wherein, described driving slide block comprise there is the main body block of be oppositely arranged two guiding end faces and from another two ends that are oppositely arranged of described main body block towards described two sliding channels two of a corresponding protrusion promote wedge portions, described two promotion wedge portions arrange respectively corresponding in described two inclined plane parts in end, outside, and can in corresponding one in described two sliding channels, slide, the central part of described fixed body is provided with and extends axially and cross section is totally the gathering sill of rectangle, opposed two sidewalls of this gathering sill coordinate with described two guiding end faces, opposed two sidewalls are in addition corresponding with described two sliding channels respectively, wherein, the elastic shrinkage reposition element of cavity that is provided with the flexible sticking department that is arranged in described semicircle annular between described two semicircle annular retractable Lock Parts is in order to be reset to retracted mode by described two semicircle annular retractable Lock Parts, thus, when described two semicircle annular retractable Lock Parts are during in retracted mode, make described PCB circuit board that dropping place is installed smoothly thereby the outer circumference surface of described two semicircle annular retractable Lock Parts is concordant with the outer circumference surface of described cylindrical root and described cylinder-shaped top, when described two semicircle annular retractable Lock Parts are in the time stretching out state, thereby the outer circumference surface of described two semicircle annular retractable Lock Parts stretches out described PCB circuit board locking from the outer circumference surface of described cylindrical root and described cylinder-shaped top,
Wherein, described screw rod extends axially at the central part of described gathering sill, and connect with the drive motors power being arranged in the cavity of described fixed body in bottom, drive described screw rod to turn round by described drive motors, thereby drive described driving slide block to slide axially.
By technique scheme, owing to having used by power-actuated extensible member, it ensured that the entirety of whole erection column was columniform performance before PCB circuit board is installed, and its installing hole that can ensure PCB circuit board can be enclosed within on this erection column smoothly; After PCB circuit board dropping place, thereby can make this erection column distortion stretch out a part so that PCB circuit board is fixed by power-actuated extensible member. In the present invention, owing to having adopted the elongated slot of offering rectangle in this erection column, it can ensure to promote voussoir by exactly along axially directed and can not twist and deflection, to guarantee that power is applied on extensible member efficiently. And, by the flexible member arranging in cavity, extensible member is resetted, playing on the basis that drives the action of retracting, the dropping place that does not affect PCB circuit board is installed. And the setting of concrete shape by fixed body, make two annular extensible members of semicircle reliably to guide to stretch, can ensure that again extensible member structure stress is in the axial direction firm, can not be subject to the impact of the axial load in wedge shape part driving process. And protrude from the inclined plane part on wedge shape part side by setting, the space of sliding tray can be made full use of, fully to realize the protruding of extensible member, physical dimension can be reduced again, and the guide effect that wedge shape part is strengthened in motion process, thereby make operation more solid and reliable. Whole apparatus structure is firm, reliable, can effectively solve the problem such as inefficiency and operation inconvenience that PCB circuit board is installed.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of the fixed leg device with drive motors for PCB circuit board 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 is corresponding to the sectional structure schematic diagram of the fixed leg device of the present invention of Fig. 1.
Detailed description of the invention
Below in conjunction with Fig. 1-2, the present invention is described in detail.
According to embodiment, a kind of fixed leg device with drive motors for PCB circuit board, thereby for being fixedly connected with PCB circuit board 2 be fixed on to described support body 1 with 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 bottom shoulder part and the vertical vertical column part 9 of integrated and described circular bead surface 81 with the circular bead surface for carrying PCB back of circuit board 81, described vertical column part 9 comprises being connected with described circular bead surface 81 one of bottom the cylindrical root 92 for engaging with the fixing hole on PCB circuit board, 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, during described middle interconnecting piece divides, be provided with axially extended and on diameter relative two sliding channels 933 and described two sliding channel 933 upper ends and limit described two sliding channels 933 coboundary upper cylinder location division 931 and at described two sliding channel 933 lower ends and limit the lower cylinder location division 932 of the lower boundary of described two sliding channels 933, 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, be formed for being thus contained in and on diameter, be oppositely arranged and two semicircle annular retractable Lock Parts 95 of symmetrical configuration, 96 depression, described two semicircle annular retractable Lock Parts 95, each in 96 includes and extends axially and cross section is that the flexible sticking department 561 of semicircle annular and the middle part from the axial direction of described flexible sticking department 561 protrude out in described two sliding channels 933 and to protrude out drive division 562 in corresponding one, wherein, the top and bottom of described flexible sticking department 561 coordinate respectively against the outer peripheral face of cylinder location division 931 on described and lower cylinder location division 932 in the time of retracted mode, the described inside end place that protrudes out drive division 562 be provided with drive inclined-plane 5621 can drive in axial sliding in two inclined plane parts 611 of slide block 6 corresponding one in order to drive with by screw rod 7 thereby coordinate can be by described semicircle annular retractable Lock Part 95,96 outwards drive to become the state of stretching out along radial direction, wherein, described driving slide block 6 comprise there is the main body block 62 of be oppositely arranged two guiding end faces 621 and from another two ends that are oppositely arranged of described main body block 62 towards described two sliding channels 933 two of a corresponding protrusion promote wedge portions 61, described two promotion wedge portions 61 arrange respectively corresponding in described two inclined plane parts 611 in end, outside, and can in corresponding one in described two sliding channels 933, slide, the central part of described fixed body 8 is provided with and extends axially and cross section is totally the gathering sill 94 of rectangle, opposed two sidewalls of this gathering sill 94 coordinate with described two guiding end faces 621, opposed two sidewalls are in addition corresponding with described two sliding channels 933 respectively, wherein, the elastic shrinkage reposition element 3 of cavity 31 that is provided with the flexible sticking department 561 that is arranged in described semicircle annular between described two semicircle annular retractable Lock Parts 95,96 is in order to be reset to retracted mode by described two semicircle annular retractable Lock Parts 95,96, thus, when described two semicircle annular retractable Lock Parts 95, 96 in the time of retracted mode, described two semicircle annular retractable Lock Parts 95, make described PCB circuit board 2 that dropping place is installed smoothly thereby the outer circumference surface of 96 outer circumference surface and described cylindrical root 92 and described cylinder-shaped top 91 is concordant, when described two semicircle annular retractable Lock Parts 95, 96 in the time stretching out state, described two semicircle annular retractable Lock Parts 95, thereby 96 outer circumference surface stretches out described PCB circuit board 2 is locked from the outer circumference surface of described cylindrical root 92 and described cylinder-shaped top 91,
Wherein, described screw rod 7 extends axially at the central part of described gathering sill 94, and connect with drive motors 71 power that are arranged in the cavity 15 of described fixed body 8 in bottom, drive described screw rod 7 to turn round by described drive motors 71, thereby drive described driving slide block 6 to slide axially.
Alternatively, the spacing of described two guiding between end faces 621 make described guiding end face 621 and described in protrude out and between drive division 562, there is gap 940. Thereby this set can be guaranteed the bulk that promotes wedge portion 61 and ensure stabilized structure degree, protrudes out the friction of drive division 562 in the time of motion described in can reducing simultaneously, improves the smoothness of operation and reduces power consumption.
Owing to having used by power-actuated extensible member, it ensured that the entirety of whole erection column was columniform performance before PCB circuit board is installed, and its installing hole that can ensure PCB circuit board can be enclosed within on this erection column smoothly; After PCB circuit board dropping place, thereby can make this erection column distortion stretch out a part so that PCB circuit board is fixed by power-actuated extensible member. In the present invention, owing to having adopted the elongated slot of offering rectangle in this erection column, it can ensure to promote voussoir by exactly along axially directed and can not twist and deflection, to guarantee that power is applied on extensible member efficiently. And, by the flexible member arranging in cavity, extensible member is resetted, playing on the basis that drives the action of retracting, the dropping place that does not affect PCB circuit board is installed. And the setting of concrete shape by fixed body, make two annular extensible members of semicircle reliably to guide to stretch, can ensure that again extensible member structure stress is in the axial direction firm, can not be subject to the impact of the axial load in wedge shape part driving process. And protrude from the inclined plane part on wedge shape part side by setting, the space of sliding tray can be made full use of, fully to realize the protruding of extensible member, physical dimension can be reduced again, and the guide effect that wedge shape part is strengthened in motion process, thereby make operation more solid and reliable.
It may be noted that this specific descriptions are not considered as any limitation of the invention.
Claims (1)
1. the fixed leg device with drive motors for PCB circuit board, be used for support body (1) thereby be fixedly connected with PCB circuit board (2) is fixed on to 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 bottom shoulder part and the vertical vertical column part (9) of integrated and described circular bead surface (81) with the circular bead surface for carrying PCB back of circuit board (81), described vertical column part (9) comprises being connected with described circular bead surface (81) one of bottom the cylindrical root (92) for engaging with the fixing hole on PCB circuit board, be positioned at 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, during described middle interconnecting piece divides, be provided with axially extended and on diameter relative two sliding channels (933) and described two sliding channel (933) upper ends and limit described two sliding channels (933) coboundary upper cylinder location division (931) and at described two sliding channel (933) lower ends and limit the lower cylinder location division (932) of the lower boundary of described two sliding channels (933), 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, be formed for being thus contained in and on diameter, be oppositely arranged and two semicircle annular retractable Lock Parts (95 of symmetrical configuration, 96) depression, described two semicircle annular retractable Lock Parts (95,96) each in includes and extends axially and cross section is that the flexible sticking department (561) of semicircle annular and the middle part from the axial direction of described flexible sticking department (561) protrude out in described two sliding channels (933) and to protrude out drive division (562) in corresponding one, wherein, the top and bottom of described flexible sticking department (561) coordinate respectively against the outer peripheral face of cylinder location division (931) on described and lower cylinder location division (932) in the time of retracted mode, the described inside end place that protrudes out drive division (562) be provided with two inclined plane parts (611) of driving inclined-plane (5621) can drive in axial sliding slide block (6) in order to drive with by screw rod (7) thus in corresponding one coordinate can be by described semicircle annular retractable Lock Part (95,96) outwards drive to become the state of stretching out along radial direction, wherein, described driving slide block (6) comprise there is the main body block (62) of be oppositely arranged two guiding end faces (621) and from another two ends that are oppositely arranged of described main body block (62) towards described two sliding channels (933) two of a corresponding protrusion promote wedge portions (61), described two promotion wedge portions (61) arrange respectively corresponding in described two inclined plane parts (611) in end, outside, and can in corresponding one in described two sliding channels (933), slide, the central part of described fixed body (8) is provided with and extends axially and cross section is totally the gathering sill (94) of rectangle, opposed two sidewalls of this gathering sill (94) coordinate with described two guiding end faces (621), opposed two sidewalls are in addition corresponding with described two sliding channels (933) respectively, wherein, the elastic shrinkage reposition element (3) of cavity (31) that is provided with the flexible sticking department (561) that is arranged in described semicircle annular between described two semicircle annular retractable Lock Parts (95,96) is in order to be reset to retracted mode by described two semicircle annular retractable Lock Parts (95,96), thus, when described two semicircle annular retractable Lock Parts (95, 96) in the time of retracted mode, described two semicircle annular retractable Lock Parts (95, 96) outer circumference surface and described cylindrical root (92) and described cylinder-shaped top (91) thus the concordant described PCB circuit board (2) that makes of outer circumference surface dropping place is installed smoothly, when described two semicircle annular retractable Lock Parts (95, 96) in the time stretching out state, described two semicircle annular retractable Lock Parts (95, 96) outer circumference surface from described cylindrical root (92) and described cylinder-shaped top (91) thus outer circumference surface stretch out described PCB circuit board (2) locked,
Wherein, described screw rod (7) extends axially at the central part of described gathering sill (94), and connect with drive motors (71) power being arranged in the cavity (15) of described fixed body (8) in bottom, drive described screw rod (7) running by described drive motors (71), thereby drive described driving slide block (6) to slide axially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947524.6A CN105611776A (en) | 2015-12-17 | 2015-12-17 | Fixing column device provided with driving motor and used for PCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947524.6A CN105611776A (en) | 2015-12-17 | 2015-12-17 | Fixing column device provided with driving motor and used for PCB |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105611776A true CN105611776A (en) | 2016-05-25 |
Family
ID=55991216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510947524.6A Withdrawn CN105611776A (en) | 2015-12-17 | 2015-12-17 | Fixing column device provided with driving motor and used for PCB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105611776A (en) |
-
2015
- 2015-12-17 CN CN201510947524.6A patent/CN105611776A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160525 |
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| WW01 | Invention patent application withdrawn after publication |