CN203279419U - Circuit board fixing structure - Google Patents
Circuit board fixing structure Download PDFInfo
- Publication number
- CN203279419U CN203279419U CN 201320274107 CN201320274107U CN203279419U CN 203279419 U CN203279419 U CN 203279419U CN 201320274107 CN201320274107 CN 201320274107 CN 201320274107 U CN201320274107 U CN 201320274107U CN 203279419 U CN203279419 U CN 203279419U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- connecting rod
- locking piece
- groove
- draw
- 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 circuit board fixing structure which comprises a base and a locking member. The locking member is connected with the base through a connecting rod. The surface area of the side, which is connected with the connecting rod, of the locking member is larger than the area of the contact side of the locking member and the connecting rod. A through hole through which the locking member passes is arranged on a circuit board. A clamp slot into which the connecting rod is inserted is arranged on the side of the through hole. After the connecting rod is inserted into the clamp slot, the connecting surface of the locking member and the connecting rod contacts the circuit board on the edge of the clamp slot, so as to fix the circuit board. The circuit board fixing structure provided by the utility model has the advantages that the fixing structure is used to fix the circuit board on a backboard; the existing screw fixation is replaced; the operation time is saved; and the product quality risk is reduced.
Description
Technical field
The utility model relates to the assembly structure technical field, what relate in particular to is a kind of circuit board fixation structure.
Background technology
The mode commonly used that at present circuit board is fixed on backboard is to use the normal screws locking, as shown in Figure 1A, Figure 1B, have through hole 11 on circuit board 10, the relevant position riveted has the base 14 of the internal thread that is complementary with screw 13 on backboard 12, described screw passes the through hole 11 and base 14 combinations on circuit board 10, thereby circuit board 10 is fixed on backboard 12.
General this kind fixed form need to lock screw by electric tool, and a circuit board all is fixed on backboard, on average needs 15 screws.When carrying out the fixing operation of circuit board, on average be used for nearly 50 seconds of the activity duration of lock screw, the average used time is longer.The phenomenon that electric tool may occur skidding when lock screw can be damaged circuit board after skidding, and circuit board is scrapped.Also can there be in addition Lou lock or floating phenomenon of locking.Use screw circuit board to be locked in the shortcoming that has length consuming time on backboard, has the quality risk in prior art, therefore, selecting a kind of short, mode that circuit board is fixed on backboard that do not have the quality risk consuming time is to need at present the problem of solution badly.
The utility model content
Technical problem to be solved in the utility model is, a kind of circuit board fixation structure is provided, and this structure can reduce the fixing activity duration of circuit board, and do not have the quality risk after can making circuit board fixing.
in order to address the above problem, the utility model provides a kind of circuit board fixation structure, comprise a base and a locking piece, described locking piece is connected with described base by a connecting rod, the surface area of the one side that described locking piece is connected with connecting rod is greater than the area of described locking piece and described connecting rod contact-making surface, be provided with a through hole that allows described locking piece to pass on described circuit board, described through hole side is provided with a draw-in groove that allows described connecting rod to insert, after described connecting rod inserts described draw-in groove, the surface that described locking piece is connected with connecting rod contacts with the circuit board at described draw-in groove edge, in order to circuit board is fixed.
Further, described connecting rod engages with described draw-in groove, in order to further fixing described circuit board.
Further, the two sides that engage with described draw-in groove on described connecting rod tilt along the direction vertical with described connecting rod axle center.
Further, described base riveted is on a member, in order to described circuit board and described member are fixed.
Further, described base, locking piece and connecting rod are one-body molded.
Further, after described connecting rod inserted described draw-in groove, the surface that described base is connected with connecting rod contacted with the circuit board at described draw-in groove edge, in order to circuit board is fixed.
Further, in surface that described locking piece is connected with connecting rod and the position that the circuit board at described draw-in groove edge contacts, be provided with conducting strip, described conducting strip can be connected with described locking piece electricity, in order to circuit board ground connection.
The utility model has the advantage of, adopt above-mentioned fixed structure that circuit board is fixed on backboard, replace existing screw to fix, saved the activity duration, reduced the quality risk of product.
Description of drawings
Figure 1A and Figure 1B are depicted as the fixing structural representation of circuit board in prior art;
Figure 2 shows that the structural representation of the utility model circuit board fixation structure;
Figure 3 shows that the structural representation of circuit board;
Fig. 4 A ~ 4D is depicted as and adopts the utility model circuit board fixation structure that circuit board is fixed on schematic diagram on a certain member.
Reference numeral is expressed as respectively:
10, circuit board; 11, through hole; 12, backboard; 13, screw; 14, base; 20, base; 21, locking piece; 22, connecting rod; 23, through hole; 24, draw-in groove; 25, circuit board; 26, member; 27, conducting strip.
Embodiment
The embodiment of the circuit board fixation structure that the utility model is provided below in conjunction with accompanying drawing elaborates.
Figure 2 shows that the structural representation of the utility model circuit board fixation structure, shown in Figure 2, the utility model circuit board fixation structure comprises a base 20 and a locking piece 21, described locking piece 21 is connected with described base 20 by a connecting rod 22, and the surface area of the one side that described locking piece 21 is connected with connecting rod 22 is greater than the area of described locking piece 21 with described connecting rod 22 contact-making surfaces.In the present embodiment, described base 20, locking piece 21 and connecting rod 22 are formed in one.In other execution modes of the utility model, also can adopt the modes such as welding that base 20 is connected by connecting rod 22 with locking piece 21.
Figure 3 shows that the structural representation of circuit board, shown in Figure 3, be provided with a through hole 23 on circuit board 25, described through hole 23 allows locking piece 21 to pass through, and described through hole 23 is provided with a draw-in groove 24, described draw-in groove 24 permission connecting rods 22 insertion clampings.
As preferred embodiment, the two sides that engage with described draw-in groove 24 on described connecting rod 22 (as shown in Figure 2 221,222) tilt along the direction vertical with described connecting rod 22 axle center.Also namely, two sides 221,222 have certain gradient, and when avoiding dismantling, described fixed structure is blocked by circuit board is counter, thereby if guarantee to need dismounting after assembling smoothly same handled easily.
Fig. 4 A ~ 4D is depicted as and adopts the utility model circuit board fixation structure that circuit board is fixed on schematic diagram on a certain member.
Shown in Fig. 4 A and Fig. 4 B, Fig. 4 B is that the A-A of structure shown in Fig. 4 A is to cutaway view.Base 20 riveteds are on member 26, and described member 26 needs device fixed thereon for circuit board, such as the backboard of a certain device.Described locking piece 21 passes from the through hole 23 of circuit board 25, and at this moment, described locking piece 21 and base 20 lay respectively at the both sides of through hole 23, all or part of through hole 23 that is arranged in of connecting rod 22.The surface area of the one side that described locking piece 21 is connected with connecting rod 22 is greater than the area of described locking piece 21 with described connecting rod 22 contact-making surfaces, and after can guaranteeing that so described connecting rod 22 inserts draw-in groove 24, described locking piece 21 can not come off from draw-in groove 24 downwards.
Shown in Fig. 4 C and Fig. 4 D, Fig. 4 D is that the B-B of structure shown in Fig. 4 C is to cutaway view.After locking piece 21 passes through hole 23, promoting described circuit board 25 or promoting circuit board needs member 26 fixed thereon, connecting rod 22 is inserted in described draw-in groove 24, at this moment, described locking piece 21 is connected the surface that connects and is contacted with the circuit board 25 at described draw-in groove 24 edges with connecting rod, guarantee that further locking piece 21 can not come off from draw-in groove 24, thereby limit the relative position of the utility model circuit board fixation structure and described circuit board.Described locking piece 21 is connected the surface that connects and is contacted with the circuit board 25 at described draw-in groove 24 edges with connecting rod, assurance base 20 can not pass from draw-in groove 24, thus the utility model circuit board fixation structure with circuit board 25 on member 26.
Further, around draw-in groove 24, are connected at described locking piece 21 position that the surface that connects contacts with the circuit board 25 at described draw-in groove 24 edges with connecting rod, be provided with conducting strip 27, the locking piece 21 of the utility model circuit board fixation structure contacts with described conducting strip 27, thereby can be with circuit board by the utility model circuit board fixation structure ground connection.
Further, in order to prevent that the utility model circuit board fixation structure from separating from circuit board, be provided with a screw locking structure (not indicating in accompanying drawing) on described circuit board 25, after connecting rod 22 inserts in described draw-in groove 24, described screw locking structure is fixed on circuit board on described member, thereby prevents that circuit board fixation structure from coming off from circuit board.Preferably, in the present embodiment, described connecting rod 22 engages with described draw-in groove 24 just, can further realize circuit board fixation structure and described circuit board close contact, thereby more is conducive to the fixing of circuit board.
In practice, adopt the utility model circuit board fixation structure fixing circuit board, the quantity of the fixed structure that can use according to the size Selection needs of circuit board.Fixing of the circuit board of same size, be screwed with respect to making in prior art, on average need 15, screw, need the activity duration to be about 50 seconds, and employing the utility model fixed structure fixing circuit board, on average need 5 ~ 10 of fixed structures, need the activity duration only to be about 10 seconds, saved the activity duration.Adopt the utility model fixed structure fixing circuit board, do not need electric tool to act on circuit board, thereby avoid electric tool to the infringement of circuit board, also do not have the Lou hidden danger of lock, floating lock simultaneously.
The above is only preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. circuit board fixation structure, it is characterized in that, comprise a base and a locking piece, described locking piece is connected with described base by a connecting rod, the surface area of the one side that described locking piece is connected with connecting rod is greater than the area of described locking piece and described connecting rod contact-making surface, be provided with a through hole that allows described locking piece to pass on described circuit board, described through hole side is provided with a draw-in groove that allows described connecting rod to insert, after described connecting rod inserts described draw-in groove, the surface that described locking piece is connected with connecting rod contacts with the circuit board at described draw-in groove edge, in order to circuit board is fixed.
2. circuit board fixation structure according to claim 1, is characterized in that, described connecting rod engages with described draw-in groove, in order to further fixing described circuit board.
3. circuit board fixation structure according to claim 2, is characterized in that, the two sides that engage with described draw-in groove on described connecting rod tilt along the direction vertical with described connecting rod axle center.
4. circuit board fixation structure according to claim 1, is characterized in that, described base riveted is on a member, in order to described circuit board and described member are fixed.
5. circuit board fixation structure according to claim 1, is characterized in that, described base, locking piece and connecting rod are one-body molded.
6. circuit board fixation structure according to claim 1, is characterized in that, after described connecting rod inserted described draw-in groove, the surface that described base is connected with connecting rod contacted with the circuit board at described draw-in groove edge, in order to circuit board is fixed.
7. circuit board fixation structure according to claim 1, it is characterized in that, in surface that described locking piece is connected with connecting rod and the position that the circuit board at described draw-in groove edge contacts, be provided with conducting strip, described conducting strip can be connected with described locking piece electricity, in order to circuit board ground connection.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320274107 CN203279419U (en) | 2013-05-20 | 2013-05-20 | Circuit board fixing structure |
| TW102213787U TWM471731U (en) | 2013-05-20 | 2013-07-22 | Fixing structure for circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320274107 CN203279419U (en) | 2013-05-20 | 2013-05-20 | Circuit board fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203279419U true CN203279419U (en) | 2013-11-06 |
Family
ID=49509734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320274107 Expired - Fee Related CN203279419U (en) | 2013-05-20 | 2013-05-20 | Circuit board fixing structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203279419U (en) |
| TW (1) | TWM471731U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105338726A (en) * | 2014-08-06 | 2016-02-17 | 神讯电脑(昆山)有限公司 | Circuit board |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI637681B (en) | 2017-08-30 | 2018-10-01 | 和碩聯合科技股份有限公司 | Electronic device |
-
2013
- 2013-05-20 CN CN 201320274107 patent/CN203279419U/en not_active Expired - Fee Related
- 2013-07-22 TW TW102213787U patent/TWM471731U/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105338726A (en) * | 2014-08-06 | 2016-02-17 | 神讯电脑(昆山)有限公司 | Circuit board |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM471731U (en) | 2014-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20160520 |