CN211209567U - High-sealing-performance anti-corrosion switching power supply - Google Patents
High-sealing-performance anti-corrosion switching power supply Download PDFInfo
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- CN211209567U CN211209567U CN201922366603.4U CN201922366603U CN211209567U CN 211209567 U CN211209567 U CN 211209567U CN 201922366603 U CN201922366603 U CN 201922366603U CN 211209567 U CN211209567 U CN 211209567U
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Abstract
The utility model relates to a switching power supply technical field just discloses a high leakproofness anticorrosion switching power supply, which comprises an outer shell, the inner wall fixedly connected with resin coating of shell, the inside of shell is provided with the circuit board, the front of circuit board runs through and extends to the outside of shell, the both sides fixedly connected with fixture block of circuit board, the draw-in groove has all been seted up to the inner wall of shell both sides, two the inner wall of draw-in groove all with the fixture block joint. This high leakproofness anticorrosion switching power supply, through setting up the seal groove, the both sides of the tight circuit board of clamp of inside splint that set up are connected with connecting rod and connecting block between two splint, fixedly connected with cotton layer on connecting rod and the connecting block, the moisture content of the inside air of absorbable water entering casing to reach the effect that prevents corroding, through setting up slide bar and spout, under spacing spring's effort, splint are stirred on both sides, do not influence the circuit board and dismantle the maintenance.
Description
Technical Field
The utility model relates to a switching power supply technical field specifically is a high leakproofness anticorrosion switching power supply.
Background
The development and application of the switching power supply have important significance in the aspects of saving energy, saving resources and protecting the environment, however, in the using process of the switching power supply, a circuit and a circuit board are contacted with air for a long time, the phenomenon of corrosion and electric leakage is caused, and a safety accident can be caused in the serious situation, so that the high-sealing anti-corrosion switching power supply is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a high leakproofness anticorrosion switching power supply possesses the higher advantage of leakproofness, has solved switching power supply in the use, and circuit board contact with the air for a long time lead to corroding the phenomenon of electric leakage, can cause the problem of incident when serious.
(II) technical scheme
In order to realize the higher purpose of above-mentioned leakproofness, the utility model provides a following technical scheme: a high-sealing-performance anti-corrosion switch power supply comprises a shell, wherein a resin coating is fixedly connected to the inner wall of the shell, a circuit board is arranged inside the shell, the front surface of the circuit board penetrates through and extends to the outside of the shell, clamping blocks are fixedly connected to two sides of the circuit board, clamping grooves are formed in the inner walls of two sides of the shell, the inner walls of the two clamping grooves are clamped with the clamping blocks, a sealing groove is formed in the front surface of the shell, the outer wall of the circuit board is located inside the sealing groove, clamping plates are arranged inside the sealing groove and located on two sides of the circuit board, limiting springs are fixedly connected to opposite sides of the two clamping plates, a sliding rod is fixedly connected to opposite sides of the two limiting springs, a sliding groove is fixedly connected to opposite sides of the two clamping plates, two sliding grooves are formed in the shell, and the insid, two the inner wall of spout all with slide bar sliding connection, two the spacing groove has all been seted up to the relative one side of splint, two the inner wall of spacing groove all with the circuit board joint, two the equal fixedly connected with two connecting rods in the relative one side of splint, the inside of seal groove and the top and the bottom that are located the circuit board all are provided with the connecting block, two the through-hole has all been seted up to the inside of connecting block, the inner wall of through-hole all with connecting rod sliding connection, four the outer wall of connecting rod and the equal fixedly connected with cotton layer of the outer wall of connecting block, the top of circuit board just is located the inside fixed mounting of shell and has the device, the top of circuit board just is located the terminal that the outside fixedly connected.
Preferably, the resin coating has a thickness of at least three centimeters and a gap exists between an inner wall of the resin coating and the device.
Preferably, the outer wall of cotton layer and circuit board contact, and the outer wall and the seal groove contact of cotton layer.
Preferably, the depth of the two sliding grooves is larger than that of the limiting groove.
Preferably, two the connecting block is the cylinder, and two one sides that the connecting block is relative all with the circuit board between have the clearance.
Preferably, the top and the bottom of the two clamping plates are both in sliding connection with the sealing groove.
(III) advantageous effects
Compared with the prior art, the utility model provides a high leakproofness anticorrosion switching power supply possesses following beneficial effect:
1. this high leakproofness anticorrosion switching power supply, through setting up the seal groove, the both sides of the tight circuit board of clamp of inside splint that set up are connected with connecting rod and connecting block between two splint, fixedly connected with cotton layer on connecting rod and the connecting block, the moisture content of the inside air of absorbable water entering casing to reach the effect that prevents corroding, through setting up slide bar and spout, under spacing spring's effort, splint are stirred on both sides, do not influence the circuit board and dismantle the maintenance.
2. This high leakproofness anticorrosion switching power supply through setting up the resin coating, can prevent that the damaged back air of shell from getting into in the casing with the circuit board contact, through setting up fixture block and draw-in groove, makes the circuit board installation more stable, has made things convenient for the user to use.
Drawings
FIG. 1 is a sectional view of the present invention;
FIG. 2 is a side view of the structure of the present invention;
fig. 3 is a front view of the structure of the present invention.
In the figure: the device comprises a shell 1, a resin coating 2, a circuit board 3, a clamping block 4, a clamping groove 5, a sealing groove 6, a clamping plate 7, a limiting spring 8, a sliding rod 9, a sliding groove 10, a limiting groove 11, a connecting rod 12, a connecting block 13, a through hole 14, a cotton layer 15, a device 16 and a binding post 17.
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. 1-3, a high-sealing anti-corrosion switch power supply comprises a housing 1, a resin coating 2 is fixedly connected to the inner wall of the housing 1, the resin coating 2 is arranged to prevent air from entering the housing 1 to contact with a circuit board 3 after the housing 1 is damaged, the circuit board 3 is more stably mounted by arranging a clamping block 4 and a clamping groove 5, the use by a user is facilitated, the thickness of the resin coating 2 is at least three centimeters, a gap exists between the inner wall of the resin coating 2 and a device 16, the thickness of the resin coating 2 can ensure good sealing performance, the circuit board 3 is arranged inside the housing 1, the front surface of the circuit board 3 penetrates through and extends to the outside of the housing 1, the clamping blocks 4 are fixedly connected to two sides of the circuit board 3, the clamping grooves 5 are arranged on the inner walls of two sides of the housing 1, the inner walls of the two clamping grooves 5 are clamped with the clamping, through arranging the sealing groove 6, the clamping plates 7 arranged inside clamp two sides of the circuit board 3, the connecting rod 12 and the connecting block 13 are connected between the two clamping plates 7, the cotton layer 15 is fixedly connected on the connecting rod 12 and the connecting block 13, and can absorb water to enter the moisture of the air in the shell 1, thereby achieving the effect of preventing corrosion, through arranging the slide rod 9 and the chute 10, the clamping plates 7 are stirred at two sides under the acting force of the limiting spring 8, the disassembly and maintenance of the circuit board 3 are not influenced, the outer wall of the circuit board 3 is positioned in the sealing groove 6, the clamping plates 7 are arranged in the sealing groove 6 and positioned at two sides of the circuit board 3, the top and the bottom of the two clamping plates 7 are both in sliding connection with the sealing groove 6, the side of the two clamping plates 7 opposite to each other is fixedly connected with the limiting spring 8, the side of the two limiting springs 8 opposite, two chutes 10 are arranged in the shell 1, the depths of the two chutes 10 are both greater than the depths of the limiting grooves 11, it is ensured that the circuit board 3 can withdraw from the limiting grooves 11 on the clamping plates 7, the interiors of the two chutes 10 are both communicated with the sealing groove 6, the inner walls of the two chutes 10 are both connected with the sliding rod 9 in a sliding manner, one sides of the two clamping plates 7 opposite to each other are both provided with the limiting grooves 11, the inner walls of the two limiting grooves 11 are both clamped with the circuit board 3, one sides of the two clamping plates 7 opposite to each other are both fixedly connected with two connecting rods 12, connecting blocks 13 are arranged in the sealing groove 6 and positioned at the top and the bottom of the circuit board 3, the two connecting blocks 13 are both cylinders, gaps exist between one sides of the two connecting blocks 13 opposite to the circuit board 3, the cotton layer 15 is convenient to be pasted on the connecting blocks 13, through holes, the equal fixedly connected with cotton layer 15 of the outer wall of four connecting rods 12 and connecting block 13, the outer wall and the circuit board 3 contact of cotton layer 15, and the outer wall and the seal groove 6 contact of cotton layer 15, can guarantee that cotton layer 15 fills up the clearance between circuit board 3 and the seal groove 6, thereby reach anticorrosive effect, the inside fixed mounting that the top of circuit board 3 just is located shell 1 has device 16, the top of circuit board 3 just is located the terminal 17 that the outside fixedly connected with equidistance of shell 1 was arranged.
When using, through setting up seal groove 6, the inside splint 7 that sets up presss from both sides the both sides of tight circuit board 3, be connected with connecting rod 12 and connecting block 13 between two splint 7, fixedly connected with cotton layer 15 on connecting rod 12 and the connecting block 13, the moisture content of the inside air of absorbable water entering casing 1, thereby reach the effect that prevents to corrode, through setting up slide bar 9 and spout 10, under limiting spring 8's effort, splint 7 are stirred on both sides, do not influence circuit board 3 and dismantle the maintenance, through setting up resin coating 2, can prevent that 1 damaged back air of shell from getting into in the casing 1 with circuit board 3 contacts, through setting up fixture block 4 and draw-in groove 5, make circuit board 3 installation more stable, made things convenient for the user to use.
To sum up, this high leakproofness anticorrosion switching power supply, through setting up seal groove 6, the both sides of the tight circuit board 3 of splint 7 clamp that inside set up, be connected with connecting rod 12 and connecting block 13 between two splint 7, fixedly connected with cotton layer 15 on connecting rod 12 and the connecting block 13, the moisture content of the inside air of absorbable water entering casing 1 to reach the effect that prevents to corrode, through setting up slide bar 9 and spout 10, under limit spring 8's effort, splint 7 are stirred on both sides, do not influence circuit board 3 and dismantle the maintenance.
And, through setting up resin coating 2, can prevent that shell 1 from damaging the back air admission casing 1 in with circuit board 3 contact, through setting up fixture block 4 and draw-in groove 5, make circuit board 3 installation more stable, made things convenient for the user to use.
Claims (6)
1. A high leakproofness anticorrosion switching power supply, includes shell (1), its characterized in that: the inner wall of the shell (1) is fixedly connected with a resin coating (2), a circuit board (3) is arranged inside the shell (1), the front of the circuit board (3) penetrates through and extends to the outside of the shell (1), clamping blocks (4) are fixedly connected to two sides of the circuit board (3), clamping grooves (5) are formed in the inner walls of two sides of the shell (1), the inner walls of two clamping grooves (5) are clamped with the clamping blocks (4), a sealing groove (6) is formed in the front of the shell (1), the outer wall of the circuit board (3) is positioned inside the sealing groove (6), clamping plates (7) are arranged inside the sealing groove (6) and on two sides of the circuit board (3), limiting springs (8) are fixedly connected to one side of the two clamping plates (7) opposite to each other, and one side of the two limiting springs (8) opposite to each other is fixedly connected with the sealing groove (6), two equal fixedly connected with slide bar (9) in one side that splint (7) carried on the back mutually, two spout (10), two have been seted up to the inside of shell (1) the inside of spout (10) all communicates with each other with seal groove (6), two the inner wall of spout (10) all with slide bar (9) sliding connection, two spacing groove (11), two have all been seted up to one side that splint (7) are relative the inner wall of spacing groove (11) all with circuit board (3) joint, two equal fixedly connected with connecting rod (12) in one side that splint (7) are relative, the inside of seal groove (6) and the top and the bottom that are located circuit board (3) all are provided with connecting block (13), two through-hole (14) have all been seted up to the inside of connecting block (13), the inner wall of through-hole (14) all with connecting rod (12) sliding connection, four the outer wall of connecting rod (12) and the equal fixedly connected with cotton layer (15) of outer wall of ) The device comprises a shell (1), a device (16) is fixedly mounted inside the top of the circuit board (3) and located on the shell (1), and wiring terminals (17) are fixedly connected to the top of the circuit board (3) and located on the outer portion of the shell (1) at equal intervals.
2. The high-sealing-performance anti-corrosion switching power supply according to claim 1, wherein: the thickness of the resin coating (2) is at least three centimeters, and a gap exists between the inner wall of the resin coating (2) and the device (16).
3. The high-sealing-performance anti-corrosion switching power supply according to claim 1, wherein: the outer wall of cotton layer (15) and circuit board (3) contact, and the outer wall and seal groove (6) contact of cotton layer (15).
4. The high-sealing-performance anti-corrosion switching power supply according to claim 1, wherein: the depth of the two sliding grooves (10) is greater than that of the limiting groove (11).
5. The high-sealing-performance anti-corrosion switching power supply according to claim 1, wherein: two connecting block (13) are the cylinder, and have the clearance between two connecting block (13) relative one side all and circuit board (3).
6. The high-sealing-performance anti-corrosion switching power supply according to claim 1, wherein: the top and the bottom of the two clamping plates (7) are both in sliding connection with the sealing groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922366603.4U CN211209567U (en) | 2019-12-25 | 2019-12-25 | High-sealing-performance anti-corrosion switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922366603.4U CN211209567U (en) | 2019-12-25 | 2019-12-25 | High-sealing-performance anti-corrosion switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211209567U true CN211209567U (en) | 2020-08-07 |
Family
ID=71853780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922366603.4U Active CN211209567U (en) | 2019-12-25 | 2019-12-25 | High-sealing-performance anti-corrosion switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211209567U (en) |
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2019
- 2019-12-25 CN CN201922366603.4U patent/CN211209567U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Address after: 510530 No. 8, doutang Road, Yonghe Economic Zone, Guangzhou Economic and Technological Development Zone, Guangdong Province Patentee after: Guangdong Puli Electric Co.,Ltd. Address before: 510530 No. 8, doutang Road, Yonghe Economic Zone, Guangzhou Economic and Technological Development Zone, Guangdong Province Patentee before: Guangzhou Puli Electric Co.,Ltd. |