CN211090347U - Circuit board fixing support - Google Patents
Circuit board fixing support Download PDFInfo
- Publication number
- CN211090347U CN211090347U CN202020054985.7U CN202020054985U CN211090347U CN 211090347 U CN211090347 U CN 211090347U CN 202020054985 U CN202020054985 U CN 202020054985U CN 211090347 U CN211090347 U CN 211090347U
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- circuit board
- plate
- connecting screw
- steel plate
- rubber block
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Abstract
The utility model discloses a circuit board fixing support, which comprises a supporting base and a fixing device, wherein the fixing device is arranged at the upper end of the supporting base, a rubber block, a middle steel plate, a sealing ring, a polytetrafluoroethylene plate, a stainless steel plate and a top plate are sequentially arranged at the upper end of a bottom basin, the rubber block is made of viscoelastic high-damping rubber material, when the circuit board structure vibrates, the viscidity internal friction between rubber molecular chains consumes part of vibration energy, the vibration is reduced, the integral shock resistance and vibration reduction performance is improved, the circuit board is prevented from being damaged due to strong jolt, a mounting chute arranged at the upper end of the top plate is matched with a slide block to be connected with a connecting screw rod of the fixing device, the connecting screw rod is matched with a clamping plate and a screwing clamping piece to complete the connection between an electric box and the supporting base, and relative movable connecting structures are respectively formed between the top plate, the fixed mounting mode of circuit board and electric box among the avoiding conventional art makes things convenient for the maintenance and the change of later stage equipment.
Description
Technical Field
The utility model relates to a circuit board assembly technical field specifically is a circuit board fixing support.
Background
The circuit board is used for bearing and connecting various elements, so that the elements are convenient to manufacture and replace, and the stability and durability of the circuit board determine the service life of the electronic product. The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.
When the circuit board is installed in the electrical box in the traditional technology, the circuit board is generally directly fixed on a supporting seat arranged in the electrical box through bolts, the supporting seat is rigidly connected with the electrical box, the circuit board is completely fixed, and moreover, the structure of the existing supporting circuit board is completely welded in the electrical box, so that once equipment fails, the maintenance and the replacement are inconvenient; meanwhile, the structure of the existing supporting circuit board is poor in anti-seismic performance, and the circuit board is easily damaged when equipment is in strong jolt in the transportation process. Therefore, we propose a circuit board fixing support.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circuit board fixing support sets gradually block rubber, middle steel sheet, sealing washer, polytetrafluoroethylene board, corrosion resistant plate and roof in the upper end of the end basin that supports the base to the connecting screw of fixing device is connected to the installation spout cooperation slider of seting up through the roof upper end, and connecting screw accomplishes the electric box and supports the swing joint between the base through revolving the fastener cooperation with the cardboard with revolving, thereby the problem that proposes in the above-mentioned background has been solved.
In order to achieve the above object, the utility model provides a following technical scheme: a circuit board fixing support comprises a supporting base and a fixing device, wherein the fixing device is installed at the upper end of the supporting base, the supporting base comprises a bottom basin, a rubber block, a middle steel plate, a sealing ring, a polytetrafluoroethylene plate, a stainless steel plate, a top plate and an installation chute, the rubber block is arranged in the installation groove at the upper end of the bottom basin, the middle steel plate is arranged at the top of the rubber block, the rubber block is completely surrounded by the bottom basin and the middle steel plate, the sealing ring is arranged on the outer wall of the joint of the rubber block and the middle steel plate, the polytetrafluoroethylene plate, the stainless steel plate and the top plate are sequentially arranged at the top end of the middle steel plate, the installation chute is formed in the middle of;
the fixing device comprises a connecting screw, a sliding block, a clamping plate, a screwing clamping piece, a gasket and a circuit board, the connecting screw is arranged in the installation sliding groove through the sliding block arranged at the bottom, the clamping plate, the screwing clamping piece and the gasket are sequentially sleeved on the outer wall of the connecting screw, and the circuit board is sleeved on the outer wall of the connecting screw at the upper end of the gasket.
Further, the bottom of the bottom basin is provided with a non-slip mat.
Further, the rubber block is a member made of a viscoelastic high-damping rubber material.
Furthermore, the outer walls of the two sides of the top plate are respectively connected with a supporting plate through epoxy adhesives, and the supporting plates are obliquely arranged and have an inclination angle of 120-140 degrees with the top plate.
Furthermore, the top end of the connecting screw rod is provided with an insertion hole, a convex column clamping piece is sleeved in the insertion hole, and the convex column clamping piece is in interference fit with the insertion hole and locks the circuit board.
Further, the connecting screw rod runs through the bottom plates on two sides of the electric box respectively and extends to the inside of the electric box, the two ends of the clamping plate are sleeved on the outer wall of the connecting screw rod respectively, the outer wall of the connecting screw rod at the upper end of the clamping plate is provided with screwing clamping pieces, and the screwing clamping pieces are matched with the clamping plate and the connecting screw rod to complete connection between the electric box and the supporting base.
Furthermore, a friction backing ring is arranged between the electric box and a top plate of the supporting base.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model provides a pair of circuit board fixing support sets gradually block rubber, middle steel sheet, sealing washer, polytetrafluoroethylene board, corrosion resistant plate and roof in the upper end of the end basin that supports the base, and the block rubber is the component that viscoelastic high damping rubber materials made, and when circuit board structure appeared vibrating, part vibration energy was consumed in the viscidity internal friction between the rubber molecular chain, has reduced the vibration, improved holistic antidetonation damping performance, avoided the circuit board because of the strong damage that causes the circuit board that jolts.
2. The utility model provides a pair of circuit board fixing support offers the installation spout on the roof, the connecting screw who is connected fixing device through the cooperation of installation spout and slider, and connecting screw through with the cardboard with revolve twist the fastener cooperation and accomplish the electric box and support being connected between the base, form relative swing joint structure between roof and connecting screw respectively with between connecting screw and electric box, avoid circuit board and the fixed mounting means of electric box among the traditional art, make things convenient for the maintenance and the change of later stage equipment.
3. The utility model provides a pair of circuit board fixing support, respectively through epoxy type bonding agent joint support board on the outer wall of roof both sides, the inclination between backup pad slope installation and roof is 120-140, when external factor produces violent vibrations influence to the electric box, the backup pad can provide level and vertically movement resistance simultaneously, guarantees the stability of electric box, and sets up the slipmat in the bottom of the end basin of supporting the base, utilizes the slipmat further to strengthen the stability in use of electric box and circuit board.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the supporting base structure of the present invention;
FIG. 3 is a schematic structural view of the fixing device of the present invention;
fig. 4 is an assembly diagram of the present invention between the supporting base and the electrical box and the circuit board.
In the figure: 1. a support base; 11. a bottom basin; 12. a rubber block; 13. an intermediate steel plate; 14. a seal ring; 15. a polytetrafluoroethylene sheet; 16. a stainless steel plate; 17. a top plate; 18. installing a chute; 19. a non-slip mat; 110. a support plate; 2. a fixing device; 21. connecting a screw rod; 22. a slider; 23. clamping a plate; 24. screwing the clamping piece; 25. a gasket; 26. a circuit board; 27. a jack; 28. a convex column fastener; 29. an electric box; 210. a friction backing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a circuit board fixing support comprises a supporting base 1 and a fixing device 2, wherein the fixing device 2 is installed at the upper end of the supporting base 1, the supporting base 1 comprises a bottom basin 11, a rubber block 12, a middle steel plate 13, a sealing ring 14, a polytetrafluoroethylene plate 15, a stainless steel plate 16, a top plate 17 and an installation chute 18, the rubber block 12 is arranged in the installation groove at the upper end of the bottom basin 11, the rubber block 12 is a member made of viscoelastic high-damping rubber material, the middle steel plate 13 is arranged at the top of the rubber block 12, the rubber block 12 is completely surrounded by the bottom basin 11 and the middle steel plate 13, and a sealing ring 14 is arranged on the outer wall of the joint of the rubber block 12 and the middle steel plate 13, a polytetrafluoroethylene plate 15, a stainless steel plate 16 and a top plate 17 are sequentially arranged at the top end of the middle steel plate 13, an installation sliding groove 18 is formed in the middle of the top plate 17, and a fixing device 2 is installed in the installation sliding groove 18.
The bottom of the bottom basin 11 is provided with a non-slip mat 19, the outer walls of the two sides of the top plate 17 are respectively connected with a supporting plate 110 through epoxy adhesives, and the supporting plate 110 is obliquely arranged and has an inclination angle of 120-140 degrees with the top plate 17.
Referring to fig. 3, a fixing device 2 of a circuit board fixing support includes a connecting screw 21, a slider 22, a clamping plate 23, a screwing clamping piece 24, a washer 25 and a circuit board 26, the connecting screw 21 is installed inside an installation sliding slot 18 through the slider 22 arranged at the bottom, the clamping plate 23, the screwing clamping piece 24 and the washer 25 are sequentially sleeved on the outer wall of the connecting screw 21, the circuit board 26 is sleeved on the outer wall of the connecting screw 21 at the upper end of the washer 25, a jack 27 is arranged at the top end of the connecting screw 21, a convex column clamping piece 28 is sleeved in the jack 27, and the convex column clamping piece 28 and the jack 27 are in interference fit and lock the circuit board 26.
Referring to fig. 4, in the circuit board fixing support, the connecting screws 21 respectively penetrate through the bottom plates on two sides of the electrical box 29 and extend into the electrical box, the outer walls of the connecting screws 21 are respectively sleeved with two ends of the clamping plate 23, the outer walls of the connecting screws 21 at the upper end of the clamping plate 23 are respectively provided with the screwing clamping pieces 24, the screwing clamping pieces 24 are matched with the clamping plate 23 and the connecting screws 21 to complete the connection between the electrical box 29 and the supporting base 1, and the friction cushion ring 210 is arranged between the electrical box 29 and the top plate 17 of the supporting base 1.
In summary, the following steps: the utility model provides a circuit board fixing support, set gradually rubber block 12, middle steel sheet 13, sealing washer 14, polytetrafluoroethylene board 15, corrosion resistant plate 16 and roof 17 in the upper end of the end basin 11 of supporting base 1, and rubber block 12 is the component that viscoelastic high damping rubber material made, when the vibration appears in circuit board 26 structure, viscidity internal friction between the rubber molecular chain consumes partial vibration energy, has reduced the vibration, improves holistic antidetonation damping performance, avoids circuit board 26 to cause the damage of circuit board 26 because of strong jolt; the upper end of the top plate 17 is provided with the mounting sliding groove 18, the connecting screw 21 of the fixing device 2 is connected through the matching of the mounting sliding groove 18 and the sliding block 22, the connecting screw 21 is matched with the clamping plate 23 and the screwing clamping piece 24 to complete the connection between the electric box 29 and the supporting base 1, and the top plate 17 and the connecting screw 21 and the electric box 29 respectively form relative movable connecting structures, so that the fixed mounting mode of the circuit board 26 and the electric box 29 in the traditional technology is avoided, and the maintenance and the replacement of later-period equipment are facilitated; the outer walls of the two sides of the top plate 17 are respectively connected with a supporting plate 110 through epoxy adhesives, the supporting plate 110 is installed in an inclined mode, the inclination angle between the supporting plate 110 and the top plate 17 is 120-140 degrees, when external factors have severe vibration influence on the electric box 29, the supporting plate 110 can provide horizontal and vertical movement resistance at the same time to guarantee stability of the electric box 29, a non-slip mat 19 is arranged at the bottom of the bottom basin 11 of the supporting base 1, and the use stability of the electric box 29 and the circuit board 26 is further enhanced through the non-slip mat 19. This circuit board fixing support, simple structure, it is convenient to use, and barrier propterty is good.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a circuit board fixing support, is including supporting base (1) and fixing device (2), and the upper end at supporting base (1) is installed in fixing device (2), its characterized in that: the supporting base (1) comprises a bottom basin (11), a rubber block (12), an intermediate steel plate (13), a sealing ring (14), a polytetrafluoroethylene plate (15), a stainless steel plate (16), a top plate (17) and an installation sliding groove (18), wherein the rubber block (12) is arranged in the installation groove at the upper end of the bottom basin (11), the intermediate steel plate (13) is arranged at the top of the rubber block (12), the rubber block (12) is completely surrounded by the bottom basin (11) and the intermediate steel plate (13), the sealing ring (14) is arranged on the outer wall of the joint of the rubber block (12) and the intermediate steel plate (13), the polytetrafluoroethylene plate (15), the stainless steel plate (16) and the top plate (17) are sequentially arranged at the top end of the intermediate steel plate (13), the installation sliding groove (18) is formed in the middle of the top plate (17), and a fixing device (2) is;
fixing device (2) including connecting screw (21), slider (22), cardboard (23), revolve wrong fastener (24), packing ring (25) and circuit board (26), connecting screw (21) set up slider (22) through the bottom and install the inside at installation spout (18), cup jointed cardboard (23) on the outer wall of connecting screw (21) in proper order, revolve wrong fastener (24) and packing ring (25), cup joint circuit board (26) on the outer wall of connecting screw (21) of packing ring (25) upper end.
2. A circuit board mounting bracket according to claim 1, wherein: the bottom of the bottom basin (11) is provided with an anti-skid pad (19).
3. A circuit board mounting bracket according to claim 1, wherein: the rubber block (12) is a member made of viscoelastic high-damping rubber material.
4. A circuit board mounting bracket according to claim 1, wherein: the outer walls of the two sides of the top plate (17) are respectively connected with a supporting plate (110) through epoxy adhesives, the supporting plate (110) is installed in an inclined mode, and the inclined angle between the supporting plate (110) and the top plate (17) is 120-140 degrees.
5. A circuit board mounting bracket according to claim 1, wherein: jack (27) have been seted up at the top of connecting screw (21), have cup jointed projection fastener (28) in jack (27), interference fit between projection fastener (28) and jack (27), and lock circuit board (26).
6. A circuit board mounting bracket according to claim 1, wherein: connecting screw (21) run through the bottom plate of electric box (29) both sides respectively and extend to its inside, and cup joint the both ends of cardboard (23) on the outer wall of connecting screw (21) respectively, all set up on the outer wall of connecting screw (21) of cardboard (23) upper end and revolve wrong fastener (24), revolve wrong fastener (24) through the cooperation with cardboard (23) and connecting screw (21) accomplish electric box (29) and support being connected between base (1).
7. A circuit board mounting bracket according to claim 6, wherein: a friction backing ring (210) is arranged between the electric box (29) and the top plate (17) of the supporting base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020054985.7U CN211090347U (en) | 2020-01-10 | 2020-01-10 | Circuit board fixing support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020054985.7U CN211090347U (en) | 2020-01-10 | 2020-01-10 | Circuit board fixing support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211090347U true CN211090347U (en) | 2020-07-24 |
Family
ID=71648062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020054985.7U Active CN211090347U (en) | 2020-01-10 | 2020-01-10 | Circuit board fixing support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211090347U (en) |
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2020
- 2020-01-10 CN CN202020054985.7U patent/CN211090347U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |