CN105228406A - A kind of antiwear circuit board assemblies - Google Patents
A kind of antiwear circuit board assemblies Download PDFInfo
- Publication number
- CN105228406A CN105228406A CN201510676389.6A CN201510676389A CN105228406A CN 105228406 A CN105228406 A CN 105228406A CN 201510676389 A CN201510676389 A CN 201510676389A CN 105228406 A CN105228406 A CN 105228406A
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- CN
- China
- Prior art keywords
- fixture block
- circuit board
- fixing feet
- pedestal
- slot
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Abstract
A kind of antiwear circuit board assemblies, comprise circuit board arrangement (3) and pedestal fixture, described circuit board arrangement (3) comprises the body part (30) of rectangle and lays respectively at four fixing feet (31) at bight place of rectangle, described pedestal fixture comprises pedestal (1) and is fixed on four upper and corresponding respectively with described four fixing feet (31) installing racks (4) of described pedestal (1), the slot (40) with inserting for described fixing feet (31) is provided with in described installing rack (4), described installing rack (4) is provided with by top pressure spring (83) bias voltage in the office, inside portion of body part (30) inner side of the close circuit board arrangement (3) of described slot (40) and can extend into the inner side fixture block (8) in described slot (40).
Description
Technical field
The present invention relates to field of circuit boards, especially a kind of antiwear circuit board assemblies.
Background technology
The installation and removal of circuit board, for the equipment using circuit board, will affect its operation stability and reliability, and can affect its maintainability.The installation of current circuit board often adopts perforate on circuit boards and circuit board is inserted through the fixed leg be arranged on equipment rack, this fixed leg has the latch-up structure of elastic shrinkage or have can the external screw thread of fastening nut, circuit board is fixed in place with this, and circuit board can being dismantled, so that the maintenance in use procedure.
But first this Installation Modes will offer through hole on circuit boards, this can affect the distributing of circuit board own, and can affect the track stability of cabling around through hole.Secondly, this through hole can affect the mechanical strength of circuit board itself.Even more important, it is mechanically stressed unbalanced that this Installation Modes can cause for circuit board itself in fastening process, causes the fracture of each layer circuit in circuit board.
Summary of the invention
The object of the present invention is to provide a kind of antiwear circuit board assemblies, it can overcome defect of the prior art.
The antiwear circuit board assemblies of one according to aspects of the present invention, comprise circuit board arrangement and pedestal fixture, described circuit board arrangement comprises the body part of rectangle and lays respectively at four fixing feet at bight place of rectangle, described pedestal fixture comprises pedestal and is fixed on four installing racks on described pedestal and corresponding respectively with described four fixing feet, the slot with inserting for described fixing feet is provided with in described installing rack, the inside portion office of described installing rack inside the body part of the close circuit board arrangement of described slot is provided with by top pressure spring bias voltage and can extend into the inner side fixture block in described slot, the upside of described inner side fixture block is provided with the first spacing protrusion in order to coordinate with the chute in described installing rack thus to carry out guiding and spacing to the slip of described inner side fixture block, office, outside portion outside the body part of the close described circuit board arrangement of described slot is provided with and is contained in slip cavity and the outside fixture block driven by the pushing block moved up and down, described outside fixture block is provided with fixture block inclined-plane coordinate in order to the promotion inclined-plane at the side place with described pushing block thus horizontal movement can cooperate with described inner side fixture block and clamp or unclamp described fixing feet, the right-hand member of described inner side fixture block contacts with described fixing feet when being provided with overcoat in order to prevent described inner side fixture block from clamping described fixing feet and produces and weares and teares, described overcoat is made up of elastomeric material or plastics, the upside of described outside fixture block is provided with the second spacing protrusion in order to coordinate with the chute in described installing rack thus to carry out guiding and spacing to the slip of described outside fixture block, the upper edge of described inner side fixture block and described outside fixture block is respectively arranged with the first lead-in chamfered and the second lead-in chamfered in order to described inner side fixture block to be removed when described fixing feet is inserted in described slot respectively by first conical surface of described fixing feet and the cooperation of second conical surface and described outside fixture block temporarily can be pushed in described slip cavity, screw is provided with in order to coordinate with the driving threaded shaft being installed with driving pulley thus to realize moving up and down under the opposite side of described pushing block coordinates with the guiding of the gathering sill of the upper downward-extension in described installing rack in described pushing block, by belt, power connects driving pulley each in described four installing racks, described belt is by being arranged on described body part side position and the driving wheel driven by the drive motors be fixedly mounted on described pedestal driving, the upper end of described driving threaded shaft is installed in rotation on the roof be arranged on the upside of described slip cavity of described installing rack, and lower end is installed in rotation in described pedestal, thus, when four fixing feet of described circuit board arrangement are inserted in corresponding slot respectively, described belt can drive the driving pulley in four installing racks to rotate simultaneously, thus certain distance that pushing block is moved up, make described outside fixture block that described fixing feet is pressed to described inner side fixture block, realize the clamping of described circuit board arrangement thus.
By such scheme, owing to have employed the structure having and install fixing feet, therefore when avoiding and punching to circuit board, the installation achieved for circuit board is fixed.And, by arrange can be only the outside fixture block applying clamping force in the horizontal direction, its by driving process the power of vertical direction that produces bear counteracting by the roof of installing rack, therefore the force of in the vertical direction for circuit board is which obviated, therefore, it is possible to avoid the discontinuity equalization in each layer circuit of circuit board, improve stability in use and the reliability of circuit board; And can to avoid circuit board jack-up in installation process thus the impact positional precision of installing.And by setting, there is spring-loading inner side fixture block, make whole circuit board while being subject to being clamped in opposite directions by the outside fixture block in two installing racks faced one another simultaneously, additionally be subject to the cooperation clamping of this spring-loaded inner side fixture block, improve the steadiness after installation.And, circuit board activity nargin in the horizontal direction can be provided, be convenient to compensate the shape inaccuracy caused because of foozle.By arranging four interconnected driving pulleys of belt, then drive via the driving wheel being arranged on body part side position, can meet the synchronous outside fixture block driven in four installing racks simultaneously, thus realize synchronous clamping, the neutralization of determining being convenient to whole circuit board is fixed.
Accompanying drawing explanation
Fig. 1 is the structural representation of circuit board assemblies of the present invention;
Fig. 2 is the structural representation driven by drive motors of circuit board assemblies of the present invention.
Embodiment
Below in conjunction with Fig. 1-2, the present invention is described in detail.
According to the antiwear circuit board assemblies of the one of embodiment, comprise circuit board arrangement 3 and pedestal fixture, described circuit board arrangement 3 comprises the body part 30 of rectangle and lays respectively at four fixing feet 31 at bight place of rectangle, described pedestal fixture comprises pedestal 1 and is fixed on four installing racks 4 on described pedestal 1 and corresponding respectively with described four fixing feet 31, the slot 40 with inserting for described fixing feet 31 is provided with in described installing rack 4, the inside portion office of described installing rack 4 inside the body part 30 of the close circuit board arrangement 3 of described slot 40 is provided with by top pressure spring 83 bias voltage and can extend into the inner side fixture block 8 in described slot 40, the upside of described inner side fixture block 8 is provided with the first spacing protrusion 82 in order to coordinate with the chute in described installing rack 4 thus to carry out guiding and spacing to the slip of described inner side fixture block 8, office, outside portion outside the body part 30 of the close described circuit board arrangement 3 of described slot 40 is provided with and is contained in slip cavity 510 and the outside fixture block 51 driven by the pushing block 6 moved up and down, described outside fixture block 51 is provided with fixture block inclined-plane 511 coordinate in order to the promotion inclined-plane 61 at the side place with described pushing block 6 thus horizontal movement can cooperate with described inner side fixture block 8 and clamp or unclamp described fixing feet 31, the right-hand member of described inner side fixture block 8 contacts with described fixing feet 31 when being provided with overcoat 84 in order to prevent described inner side fixture block 8 from clamping described fixing feet 31 and produces wearing and tearing, described overcoat 84 is made up of elastomeric material or plastics, the upside of described outside fixture block 51 is provided with the second spacing protrusion 52 in order to coordinate with the chute in described installing rack 4 thus to carry out guiding and spacing to the slip of described outside fixture block 51, the upper edge of described inner side fixture block 8 and described outside fixture block 51 is respectively arranged with the first lead-in chamfered 81 and the second lead-in chamfered 5 in order to described inner side fixture block 8 to be removed when described fixing feet 31 is inserted in described slot 40 respectively by first conical surface 310 of described fixing feet 31 and the cooperation of second conical surface 311 and temporarily can be pushed in described slip cavity 510 by described outside fixture block 51, screw is provided with in order to coordinate with the driving threaded shaft 7 being installed with driving pulley 71 thus to realize moving up and down under the opposite side of described pushing block 6 coordinates with the guiding of the gathering sill 41 of the upper downward-extension in described installing rack 4 in described pushing block 6, by belt 711, power connects driving pulley 71 each in described four installing racks 4, described belt 711 is by being arranged on described body part 30 side position and the driving wheel 718 driven by the drive motors 710 be fixedly mounted on described pedestal 1 drives, the upper end of described driving threaded shaft 7 is installed in rotation on the roof be arranged on the upside of described slip cavity 510 of described installing rack 4, and lower end is installed in rotation in described pedestal 1, thus, when four fixing feet 31 of described circuit board arrangement 3 are inserted in corresponding slot 40 respectively, described belt 711 can drive the driving pulley 71 in four installing racks 4 to rotate simultaneously, thus certain distance that pushing block 6 is moved up, make described outside fixture block 51 that described fixing feet 31 is pressed to described inner side fixture block 8, realize the clamping of described circuit board arrangement 3 thus.
Wherein, the side place that described fixing feet 31 matches with described outside fixture block 51 can be provided with locking teeth structure to increase frictional force when clamping.
By with upper type, those skilled in the art can make various change according to mode of operation within the scope of the invention.
Claims (2)
1. an antiwear circuit board assemblies, comprise circuit board arrangement (3) and pedestal fixture, described circuit board arrangement (3) comprises the body part (30) of rectangle and lays respectively at four fixing feet (31) at bight place of rectangle, described pedestal fixture comprises pedestal (1) and is fixed on four upper and corresponding respectively with described four fixing feet (31) installing racks (4) of described pedestal (1), the slot (40) with inserting for described fixing feet (31) is provided with in described installing rack (4), described installing rack (4) is provided with by top pressure spring (83) bias voltage in the office, inside portion of body part (30) inner side of the close circuit board arrangement (3) of described slot (40) and can extend into the inner side fixture block (8) in described slot (40), the upside of described inner side fixture block (8) is provided with the first spacing protrusion (82) in order to coordinate with the chute in described installing rack (4) thus to carry out guiding and spacing to the slip of described inner side fixture block (8), the office, outside portion in body part (30) outside of the close described circuit board arrangement (3) of described slot (40) is provided with and is contained in slip cavity (510) and the outside fixture block (51) driven by the pushing block moved up and down (6), described outside fixture block (51) is provided with fixture block inclined-plane (511) coordinate in order to the promotion inclined-plane (61) at the side place with described pushing block (6) thus horizontal movement can cooperate with described inner side fixture block (8) and clamp or unclamp described fixing feet (31), the right-hand member of described inner side fixture block (8) contacts with described fixing feet (31) when being provided with overcoat (84) in order to prevent described inner side fixture block (8) from clamping described fixing feet (31) and produces and weares and teares, described overcoat (84) is made up of elastomeric material or plastics, the upside in described outside fixture block (51) is provided with the second spacing protrusion (52) in order to coordinate with the chute in described installing rack (4) thus to carry out guiding and spacing to the slip in described outside fixture block (51), described inner side fixture block (8) is removed respectively by first conical surface (310) of described fixing feet (31) and the cooperation of second conical surface (311) and described outside fixture block (51) temporarily can be pushed in described slip cavity (510) when the upper edge in described inner side fixture block (8) and described outside fixture block (51) is respectively arranged with the first lead-in chamfered (81) and the second lead-in chamfered (5) in order to be inserted in described fixing feet (31) in described slot (40), screw is provided with in order to coordinate with the driving threaded shaft (7) being installed with driving pulley (71) thus to coordinate lower at the opposite side of described pushing block (6) with the guiding of the gathering sill (41) of the upper downward-extension in described installing rack (4) and realize moving up and down in described pushing block (6), by belt (711), power connects driving pulley (71) each in described four installing racks (4), described belt (711) is by being arranged on described body part (30) side position and the driving wheel (718) driven by the drive motors (710) be fixedly mounted on described pedestal (1) driving, the upper end of described driving threaded shaft (7) is installed in rotation on the roof being arranged in described slip cavity (510) upside of described installing rack (4), and lower end is installed in rotation in described pedestal (1), thus, when four fixing feet (31) of described circuit board arrangement (3) are inserted in corresponding slot (40) respectively, described belt (711) can drive the driving pulley (71) in four installing racks (4) to rotate simultaneously, thus certain distance that pushing block (6) is moved up, make described outside fixture block (51) that described fixing feet (31) is pressed to described inner side fixture block (8), realize the clamping of described circuit board arrangement (3) thus.
2. a kind of antiwear circuit board assemblies as claimed in claim 1, wherein, the side place that described fixing feet (31) matches with described outside fixture block (51) is provided with locking teeth structure to increase frictional force when clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510676389.6A CN105228406A (en) | 2015-10-19 | 2015-10-19 | A kind of antiwear circuit board assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510676389.6A CN105228406A (en) | 2015-10-19 | 2015-10-19 | A kind of antiwear circuit board assemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105228406A true CN105228406A (en) | 2016-01-06 |
Family
ID=54996995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510676389.6A Withdrawn CN105228406A (en) | 2015-10-19 | 2015-10-19 | A kind of antiwear circuit board assemblies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105228406A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406835A (en) * | 2017-08-15 | 2019-03-01 | 日本麦可罗尼克斯股份有限公司 | Arrangements of electric connection |
-
2015
- 2015-10-19 CN CN201510676389.6A patent/CN105228406A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406835A (en) * | 2017-08-15 | 2019-03-01 | 日本麦可罗尼克斯股份有限公司 | Arrangements of electric connection |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160106 |