CN2544496Y - Circuit board fixator - Google Patents
Circuit board fixator Download PDFInfo
- Publication number
- CN2544496Y CN2544496Y CN 02234072 CN02234072U CN2544496Y CN 2544496 Y CN2544496 Y CN 2544496Y CN 02234072 CN02234072 CN 02234072 CN 02234072 U CN02234072 U CN 02234072U CN 2544496 Y CN2544496 Y CN 2544496Y
- Authority
- CN
- China
- Prior art keywords
- circuit board
- setting element
- groove
- hole
- bolt
- 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
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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model provides a device for fixing a circuit board, which comprises a base element for arranging a circuit board and a fastener for fixing the circuit board; wherein, the base element has at least two parallel grooves, the fastener further includes a positioning element and a fixing element which is combined with the positioning element, the positioning element and the fixing element can relatively move; furthermore, the fixing element is used for assembling the groove of the base element. The fixing element and the base element can relatively move along the groove so as to facilitate the fastener to displace in the X axis and the Y axis and set the distance between the two opposite sides of the circuit board; consequently, the fixing element is operated to fix the positioning element on the base element and fix the circuit board through the positioning element, thus achieving the fixing function of the circuit boards with various specifications.
Description
Technical field
The utility model relates to a kind of device of fixing circuit board, particularly relate to and a kind ofly can adjust the position of fastener according to the circuit board face of different size specification with respect to base element, by this fastener circuit board is fixed in the device of pedestal again, and assembling of this device or dismounting are all very convenient, can save the time of loading and unloading in a large number and increase economic benefit.
Background technology
Fig. 1 has shown that first kind of known main circuit board that computer is used (motherboard of common name) is assembled in the mode of host shell, promptly be provided with base element A in the inside of host shell, the specific several position of this base element A then is provided with screw A1, on circuit board 3, then be drilled with a plurality of holes 31 in addition corresponding to these screws A1 position, the hole 31 that passes circuit board 3 one by one with a plurality of screw B is locked among the screw A1 of base element A more again, thereby circuit board 3 is fixed on the base element A; When the user need change circuit board with computer upgrade, these screws B need be unloaded one by one.Yet, because institute wants screw quantity sealed or dismounting a lot (reaching nine usually), so no matter be assembling, or the consumer loads and unloads voluntarily and all seems pretty troublesome, can't improve the efficiency of loading and unloading at the plant produced line.
Fig. 2 has shown second kind of conventionally known structure that circuit board group is loaded on host shell, promptly punch forming goes out three flap A2 that are surrounded as Jiong shape on base element A, and then circuit board 3 put into the scope that these three flap A2 are surrounded and is fixed.But, because these flaps A2 is located on the base element A regularly and can't be changed the position, therefore when the user needed that in the future computer upgrade changed bigger or less circuit board, the regional extent that these three flap A2 are surrounded then can not be suitable for the circuit board of different size.
Fig. 3 has shown the structure that circuit board group is loaded on host shell that the third is conventionally known, promptly with stamping technology a plurality of barb A3 is set on base element A, and a plurality of holes 31 corresponding to these barbs A3 position are set on circuit board 3 in addition; During combination, hole 31 is aimed at barb A3, again circuit board 3 is detained, allow barb A3 pass hole 31 and be fastened.Yet, just be difficult to unload after utilizing barb to fasten hole, increased the trouble of changing circuit board; And, because when populated circuit board, must will be located at connectivity port on the circuit board and push the opening at host shell rear to, so circuit board must connect the opening of port near host shell with heeling condition earlier, and then circuit board put down fully, thus, will cause hole 31 to increase the difficulty that is fastened in not exclusively corresponding position with barb A3.
The utility model is improved at the aforementioned known existing defective of structure that circuit board is fixed in host shell inside, and a kind of device that overcomes the fixing circuit board of above-mentioned defective is provided.
The utility model content
First purpose of the present utility model is to provide a kind of device of fixing circuit board, this device comprise two groups can be at two set fasteners that groove moves of base element, and the backstopping assembly that this fastener comprised can be shifted perpendicular to this groove, make this fastener have function in X-axis and the displacement of Y-axis both direction, and then can adjust distance between these two backstopping assemblies according to the dimensions of circuit board, and the distance between adjustment backstopping assembly and the main case inwall, thereby utilize this fastener that circuit board is fixed on the base element.
Second purpose of the present utility model is to provide a kind of device of fixing circuit board, and the operation of this fastener when fixing or pine are unloaded circuit board is very simple and easy, thereby reduces the cost of assembling.
Given this, the device of fixing circuit board provided by the utility model comprises the base element and the fastener that is used for fixing circuit board that are used for placing circuit board, and this base element is provided with twice groove parallel to each other at least; This fastener further comprises setting element and retaining element, and this retaining element and this setting element are combined, and this setting element and retaining element can relatively move; This retaining element is used to assemble the groove of base element, and can relatively move along this groove between retaining element and the base element, thereby make this fastener in the both direction displacement of X-axis and Y-axis distance with the relative both sides of initialization circuit plate, operate this retaining element then and setting element is fixed on the base element, by this setting element circuit board is fixed, to reach the fixed function of the circuit board that is suitable for plurality of specifications.
Description of drawings
Fig. 1 is for showing that the known screw that utilizes is locked in circuit board in the schematic diagram of base element;
Fig. 2 is located at the schematic diagram that flap on the base element fixes circuit board for showing known utilization;
Fig. 3 is located at the schematic diagram that barb on the base element fixes circuit board for showing known utilization;
Fig. 4 utilizes fastener to cooperate base element with the fixing embodiment three-dimensional exploded view of circuit board combination for showing the utility model;
Fig. 5 implements structure for showing first of fastener of the present utility model, and the three-dimensional exploded view of this fastener and base element syntagmatic;
Fig. 6 implements the side-looking section plan of the state of structure Shang Muyu base element fixedly the time for showing first of fastener of the present utility model;
Fig. 7 implements the side-looking section plan of structure and the base element state fixedly the time for showing first of fastener of the present utility model;
Fig. 8 is for showing first kind of plan view from above of implementing structure of fastener of the present utility model;
Fig. 9 is for showing second kind of three-dimensional exploded view of implementing structure of fastener of the present utility model;
Figure 10 is fixed in circuit board the state of base element for showing second kind of enforcement structure of fastener of the present utility model;
Figure 11 is for showing second kind of enforcement structure of fastener of the present utility model, and fitted bolt and nut are fixed in setting element the stereogram of base element;
Figure 12 is for showing first kind of enforcement structure of fastener of the present utility model, and fitted bolt and nut are fixed in setting element the stereogram of base element.
Embodiment
The device of fixing circuit board provided by the utility model mainly is to utilize fastener 1 and base element 2 jointly circuit board 3 to be fixed on the inside of host shell, as shown in Figure 4; Especially, the utility model mainly is to utilize two groups of fasteners 1 respectively two angle ends of circuit board 3 to be fixed on the base element 2, cooperates the edge of host shell near circuit board 3 again, obtained firm fixing by to be allowed the entire circuit plate.
Please consult Fig. 4 and Fig. 5 simultaneously, base element 2 of the present utility model is to make with sheet metal, and is fixed on host shell inside, in order to place circuit board 3; This base element 2 preferably is provided with the groove 21 that two roads are parallel to each other, and at an end of groove 21 perforate 22 is set, and the diameter of this perforate 22 is then greater than the width of groove 21.Distance between the parallel groove 21 in this two road must be as best one can near the width of general circuit plate, so that adjust fixing circuit board.
Two groups of fastener 1 structures of the present utility model are the same, therefore only with wherein one group do explanation, illustrated structure also is applicable to another group fastener.Fastener of the present utility model can have several different enforcement structures, wherein a kind of structure be as shown in Figure 5 comprise setting element 11, backstopping assembly 12, with a retaining element.Retaining element wherein comprises stud shaft 14, pulls parts 13 and pivot 15; The diameter of this stud shaft 14 is slightly less than the width of described groove 21, and has the head 141 of diameter greater than these groove 21 width at an end of stud shaft 14, then is provided with pivot hole 142 perpendicular to the stud shaft wall with respect to stud shaft 14 other ends of head 141.The described parts 13 of pulling at one end are provided with the breach 133 of a width greater than described stud shaft 14 diameters, and the side of this end is provided with the pivot hole 131 of perforation, and is provided with cam part 132 below this end; This cam part 132 can be to give prominence to pull the arc bump on parts 13 surfaces, also can be the design that directly will pull the surface formation specific curves of parts 13 1 ends.Described setting element 11 is designs of a kind of small-sized box-like body, the side of this setting element 11 is provided with the through hole 111 that connects two ends, on the horizontal plane of setting element 11, be provided with the hole 112 of vertical perforation upper and lower, and the front of setting element 11 is provided with the groove 114 that can hold general circuit plate 3 thickness, and this groove 114 both sides of linearly traversing this setting element 11; Be provided with the elastomeric element 113 that takes shape in one with this setting element in the both sides of setting element 11, this elastomeric element 113 is bending and has the outstanding position of a V-arrangement at least.
Described backstopping assembly 12 combines with block 121, and the internal diameter size of the through hole 111 of the described no better than setting element 11 of the cross dimensions of this block 121 is so that block 121 can penetrate this through hole 111 and can freely move in through hole 111; The horizontal plane of described block 121 is provided with microscler slotted eye 1211, side vertical plane at block 121 then is provided with serrations 1212, in order to when block 121 passes the through hole 111 of setting element 11, can make this serrations 1212 and elastomeric element 113 engagements, as shown in Figure 8; Just when block 121 moves back and forth in through hole 111, elastomeric element 113 produces springing on serrations 1212, thereby when the relative position of adjusting between backstopping assembly 12 and the setting element 11, can feel delicately that the position between backstopping assembly 12 and the setting element 11 concerns.
First kind of element of implementing structure shown in Figure 5 is when combination, earlier block 121 is passed the through hole 111 of setting element 11, after making hole 112 and slotted eye 1211 correspondences, again stud shaft 14 is from bottom to top passed the hole 112 of setting element 11 and the slotted eye 1211 of block 121, the breach 133 that stud shaft 14 is penetrated pull parts 13, pass the pivot hole 142 of the pivot hole 131 of pulling parts 13 and stud shaft 14 then with pivot 15, with stud shaft 14 with pull parts 13 and be articulated, and then make pull cam part 132 below the parts 13 touch setting element 11 above, state such as Fig. 6 and shown in Figure 8 after its combination.
When utilizing described first kind of fastener 1 of implementing structure to fix circuit board 3, after at first the head 141 of the stud shaft 14 that combines with setting element 11 from top to bottom passes the perforate 22 of base element 2, again stud shaft 14 is moved on in the groove 21, and the groove 114 of setting element 11 sides is sleeved on the side of the circuit board 3 that is placed on the base element 2, as shown in Figure 6, to pull parts 13 then down pulls and makes cam part 132 press setting element 11, and then head 141 is up risen and press base element 2 below, pull setting element 11 and base element 2 folders fixing jointly by cam part 132 and head 141, as shown in Figure 7, like this, circuit board 3 just can be limited between the internal face of setting element 11 and host shell and locate.And when needs are changed circuit board 3, then will pull parts 13 with opposite operation sequence and rotate into state shown in Figure 6 toward the top, to remove pressing of 141 pairs of base elements 2 of head, setting element 11 can be separated with circuit board 3, and then unload circuit board 3.
Second kind of fastener of the present utility model implemented structure as shown in Figure 9, its can be as shown in Figure 5 comprise a setting element 11 and a retaining element.Retaining element wherein is same as the aforesaid retaining element that comprises stud shaft 14, pulls parts 13 and pivot 15, therefore no longer explains with regard to retaining element.Described setting element 11 is designs of a kind of small-sized box-like body, one side and the backstopping assembly 12A of this setting element 11 directly combine in integrated mode, this backstopping assembly 12A is preferably vertical mutually with the body of setting element 11, so as to cooperate and the angle end of circuit board 3 fully against; On the horizontal plane of setting element 11, be provided with the slotted eye 115 of vertical perforation upper and lower, and the front of setting element 11 is provided with the groove 114 that can hold general circuit plate 3 thickness.
Second kind of element of implementing structure shown in Figure 9 is when combination, earlier stud shaft 14 is from bottom to top passed the slotted eye 115 of setting element 11, the breach 133 that stud shaft 14 is penetrated pull parts 13, pass the pivot hole 142 of the pivot hole 131 of pulling parts 13 and stud shaft 14 then with pivot 15, with stud shaft 14 with pull parts 13 and be articulated, and then make pull cam part 132 below the parts 13 touch setting element 11 above, the state after its combination is as shown in figure 10.
When utilizing described second kind of fastener 1 of implementing structure to fix circuit board 3, after at first the head 141 of the stud shaft 14 that will combine with setting element 11 from top to bottom passes the perforate 22 of base element 2, again stud shaft 14 is moved on in the groove 21, and the groove 114 of setting element 11 sides is sleeved on circuit board 3 sides that are placed on the base element 2, to pull parts 13 then down pulls and makes cam part 132 press setting element 11, and then head 141 is up risen and press base element 2 below, pull setting element 11 and base element 2 folders fixing jointly by cam part 132 and head 141.And when needs are changed circuit board 3, then will pull parts 13 with opposite operation sequence to rotate toward the top, can remove pressing of 141 pairs of base elements 2 of head, and setting element 11 is separated with circuit board 3, and then unload circuit board 3.
Aforementioned two kinds of retaining elements of implementing structure all are to utilize to pull parts, stud shaft and pivot are formed, in addition, the utility model also can come as retaining element with bolt and nut, as shown in figure 11, implement in the structure at second kind, again nut 5 is locked on bolt 4 after bolt 4 from bottom to top can being passed the slotted eye 115 of setting element 11, after then bolt head being passed the perforate on the base element 2, again bolt 2 is displaced to groove, good setting element 11 to be adjusted in the position on the base element so that after setting element 11 is contacted with the orthogonal dual-side of circuit board 3 with backstopping assembly 12A, with nut 5 lockings, can reach the purpose that setting element 11 is fixed in base element 2 equally again.
Utilize bolt and nut to be applicable to equally also that as retaining element aforesaid first kind is implemented structure.Figure 12 is locked on bolt 4 with nut 5 after having shown the slotted eye 1211 of the hole 112 that bolt 4 from bottom to top can be passed setting element 11 and block 121 again, after then bolt head being passed the perforate 22 on the base element 2, again bolt 2 is displaced to groove 21, element 11 to be positioned and backstopping assembly 12 adjust the position with the orthogonal dual-side that touches circuit board 3 after, again with nut 5 lockings, to reach the purpose that setting element 11 is fixed in base element 2.
The above; it only is preferred embodiment of the present utility model; be not in order to limit protection range of the present utility model; protection range of the present utility model should be as the criterion with the scope that claims define; those skilled in the art; a little change of being done in not breaking away from spirit and scope of the present utility model all should be included within the protection range of the present utility model.
Claims (9)
1. the device of a fixing circuit board is characterized in that, comprising:
Base element, it is provided with groove;
Setting element, its first limit has a groove, and the end limit of circuit board inserts in this groove, and its second limit is provided with backstopping assembly, and this second limit is perpendicular to this first limit;
Retaining element combines with described setting element, and this retaining element matches with the groove of described base element, and described setting element can move along this groove, and can be fixed in the groove by this retaining element.
2. the device of fixing circuit board as claimed in claim 1 is characterized in that, described backstopping assembly and described setting element take shape in one, and outstanding part is a setting element.
3. the device of fixing circuit board as claimed in claim 1, it is characterized in that, described setting element has one and is the through hole that level connects, this setting element is provided with the hole perpendicular to this through hole simultaneously, described backstopping assembly combines with a block, this block is arranged in described through hole, and can move back and forth in this through hole, and the relative position of described backstopping assembly and setting element body is by mobile block adjustment.
4. the device of fixing circuit board as claimed in claim 1 or 2, it is characterized in that, described retaining element comprises that a stud shaft and pulls parts, one end of this stud shaft has the head of diameter greater than the groove width of described base element, this is pulled parts and has cam part, this setting element has slotted eye, this stud shaft passes described groove and described slotted eye and is articulated in this again and pulls parts, and this cam part contacts with this setting element, this cam part is pulled parts and can be rotated on setting element by rotating this, tightening or loosening by this cam part control between this setting element and the base element.
5. the device of fixing circuit board as claimed in claim 3, it is characterized in that, described block is provided with slotted eye, described retaining element comprises that a stud shaft and pulls parts, one end of this stud shaft has the head of diameter greater than described groove width, this is pulled parts and has cam part, this setting element has hole, this stud shaft passes described groove, described hole and described slotted eye are articulated in this again and pull parts, and this cam part contacts with this setting element, this cam part is pulled parts and can be rotated on setting element by rotating this, tightening or loosening by this cam part control between this setting element and the base element.
6. the device of fixing circuit board as claimed in claim 1 or 2, it is characterized in that, described retaining element comprises bolt and nut, this setting element has slotted eye, this bolt passes described basic groove and described slotted eye is locked on this bolt with this nut again, and tightening or loosening by bolt and nut between this setting element and the base element controlled.
7. the device of fixing circuit board as claimed in claim 3, it is characterized in that, described retaining element comprises bolt and nut, this setting element has slotted eye, this bolt passes described groove, fixed described hole and described slotted eye and is locked on this bolt with this nut again, and tightening or loosening by bolt and nut between this setting element and the base element controlled.
8. the device of fixing circuit board as claimed in claim 3, it is characterized in that the position near through hole of described setting element is provided with the elastomeric element of pointed shape, and be provided with serrations at the side of described block, when described block matches with described through hole, this elastomeric element and the engagement of this serrations.
9. the device of fixing circuit board as claimed in claim 4 is characterized in that, an end of described groove is provided with a perforate, and the head of described stud shaft can pass through this perforate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02234072 CN2544496Y (en) | 2002-05-24 | 2002-05-24 | Circuit board fixator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02234072 CN2544496Y (en) | 2002-05-24 | 2002-05-24 | Circuit board fixator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2544496Y true CN2544496Y (en) | 2003-04-09 |
Family
ID=33709032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02234072 Expired - Fee Related CN2544496Y (en) | 2002-05-24 | 2002-05-24 | Circuit board fixator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2544496Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104053029A (en) * | 2014-06-25 | 2014-09-17 | 深圳市九洲电器有限公司 | Fixing structure of front control board of set top box and set top box |
| CN106684271A (en) * | 2015-11-09 | 2017-05-17 | 江苏嘉钰新能源技术有限公司 | BMS (Battery Management System) shell capable of adjusting mounting hole position |
| CN108089383A (en) * | 2017-12-31 | 2018-05-29 | 董艺 | A kind of driving circuit board connecting structure and display device |
-
2002
- 2002-05-24 CN CN 02234072 patent/CN2544496Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104053029A (en) * | 2014-06-25 | 2014-09-17 | 深圳市九洲电器有限公司 | Fixing structure of front control board of set top box and set top box |
| CN106684271A (en) * | 2015-11-09 | 2017-05-17 | 江苏嘉钰新能源技术有限公司 | BMS (Battery Management System) shell capable of adjusting mounting hole position |
| CN108089383A (en) * | 2017-12-31 | 2018-05-29 | 董艺 | A kind of driving circuit board connecting structure and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |