CN217159531U - Short-circuit protection switching power supply equipment - Google Patents
Short-circuit protection switching power supply equipment Download PDFInfo
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- CN217159531U CN217159531U CN202123340663.2U CN202123340663U CN217159531U CN 217159531 U CN217159531 U CN 217159531U CN 202123340663 U CN202123340663 U CN 202123340663U CN 217159531 U CN217159531 U CN 217159531U
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Abstract
The utility model discloses a short-circuit protection's switching power supply equipment, including the switching power supply equipment body, the switching power supply equipment body includes casing and cap, all be equipped with the anticreep piece in the casing on the relative lateral wall, one side that is close to the anticreep piece in the casing all is equipped with the slot, be equipped with the wedge fixture block in the slot, be equipped with the draw-in groove corresponding with the wedge fixture block on the lateral wall of anticreep piece, the one end of wedge fixture block runs through the slot and extends to in the draw-in groove, the other end of wedge fixture block is equipped with second elastic support mechanism, be equipped with stop gear on the lateral wall of wedge fixture block, one side that the cap is close to the casing is equipped with the spout corresponding with the anticreep piece, the one end of anticreep piece extends to in the spout, the anticreep. The utility model discloses a setting of adjustment mechanism realizes that switching power supply equipment need not with the help of instrument alright realize casing and cap quick assembly disassembly to simplify the dismouting flow, improve maintenance efficiency.
Description
Technical Field
The utility model relates to a power supply unit technical field especially relates to a short-circuit protection's switching power supply unit.
Background
The switching power supply, also known as a switching mode power supply, a switching power supply and a switching converter, is a high-frequency power conversion device, is a power supply, and has the function of converting a level voltage into a voltage or a current required by a user terminal through different types of architectures.
However, the existing switching power supply is basically that the outer cover is directly installed and fixed by using screws, and can be detached by using tools, so that the switching power supply is in failure and is troublesome to maintain, and the maintenance efficiency of the switching power supply is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving switching power supply and directly installing and fixing the screw for the outer cover basically, need just can dismantle it with the help of the instrument, lead to switching power supply to break down, it is comparatively troublesome when needing to maintain to reduced the maintenance efficiency to switching power supply, and the switching power supply equipment of a short-circuit protection that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a short-circuit protection's switching power supply equipment, includes the switching power supply equipment body, the switching power supply equipment body includes casing and cap, all be equipped with the anticreep piece in the casing on the relative lateral wall, the one side that is close to the anticreep piece in the casing all is equipped with the slot, be equipped with the wedge fixture block in the slot, be equipped with the draw-in groove corresponding with the wedge fixture block on the lateral wall of anticreep piece, the one end of wedge fixture block runs through the slot and extends to in the draw-in groove, the other end of wedge fixture block is equipped with second elastic support mechanism, be equipped with stop gear on the lateral wall of wedge fixture block, one side that the cap is close to the casing is equipped with the spout corresponding with the anticreep piece, the one end of anticreep piece extends to in the spout, one side of anticreep piece is equipped with pressing mechanism, the opposite side of anticreep piece is equipped with first elastic support mechanism.
Preferably, first spring supporting mechanism is including fixing the first slide bar on anticreep piece lateral wall, the one end that the anticreep piece was kept away from to first slide bar slides and inserts and is equipped with the second slide bar, the one end that the anticreep piece was kept away from to the second slide bar is connected with the inner wall fixed of spout, the cover is equipped with first spring on the first slide bar, the both ends of first spring offset with the inner wall of anticreep piece and spout respectively.
Preferably, the second elastic supporting mechanism comprises a stabilizer bar which is slidably inserted into the wedge-shaped fixture block, one end of the stabilizer bar penetrates through the wedge-shaped fixture block and is fixedly connected with the inner wall of the slot, a second spring is sleeved on the stabilizer bar, and two ends of the second spring respectively abut against the wedge-shaped fixture block and the inner wall of the slot.
Preferably, the limiting mechanism comprises a limiting block fixed on the side wall of the wedge-shaped fixture block, a limiting groove corresponding to the limiting block is formed in the inner wall of the slot, and one end of the limiting block extends into the limiting groove.
Preferably, the pressing mechanism comprises a push rod fixed on the side wall of the anti-falling block, one end of the push rod, which is far away from the anti-falling block, penetrates through the shell cover and is fixedly connected with a push block, and the push rod is in sliding connection with the shell cover.
Preferably, a rubber pad is fixedly connected to one side of the shell body close to the shell cover.
Has the advantages that:
1. when the anti-loosening device is used, the shell cover is attached to the shell, the anti-loosening block is inserted into the shell and abuts against the wedge-shaped surface of the wedge-shaped fixture block in the inserting process so as to push the wedge-shaped fixture block to move towards the direction in the slot, the anti-loosening block is inserted in place after the shell cover is completely attached to the shell, the wedge-shaped fixture block is pushed to move and reset into the clamping groove through the elasticity of the second spring, the anti-loosening block is prevented from loosening, and the shell cover is prevented from loosening through the anti-loosening block;
2. during the dismantlement, promote or press two ejector pads and remove toward the cap direction, the ejector pad passes through the push rod and drives the anticreep piece and remove, makes the wedge fixture block break away from in the draw-in groove, can take off the cap, after loosening the ejector pad, promotes the anticreep piece through the elasticity of first spring and removes and reset, the utility model discloses an adjustment mechanism's setting realizes that switching power supply equipment need not with the help of instrument alright realize casing and cap quick assembly disassembly to simplify the dismouting flow, improve maintenance efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a short-circuit protection switching power supply apparatus provided in the present invention;
fig. 2 is a schematic diagram of an external structure of a short-circuit protection switching power supply apparatus according to the present invention;
fig. 3 is a schematic structural diagram of a position a of the switching power supply apparatus for short-circuit protection according to the present invention;
fig. 4 is a schematic diagram of a structure at B of the switching power supply device with short-circuit protection according to the present invention.
In the figure: the anti-falling device comprises a shell 1, a shell cover 2, an anti-falling block 3, a first spring 4, a first sliding rod 5, a second sliding rod 6, a push rod 7, a push block 8, a rubber pad 9, a wedge-shaped fixture block 10, a second spring 11, a stabilizer bar 12 and a limiting block 13.
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.
Referring to fig. 1-4, a short-circuit protection switching power supply device comprises a switching power supply device body, wherein the switching power supply device body comprises a shell 1 and a shell cover 2, one side of the shell 1, which is close to the shell cover 2, is fixedly connected with a rubber pad 9 for improving the sealing property between the shell cover 2 and the shell 1, anti-falling blocks 3 are arranged on opposite side walls in the shell 1 for preventing the shell cover 2 from loosening, slots are arranged on one sides, which are close to the anti-falling blocks 3, in the shell 1, wedge-shaped fixture blocks 10 are arranged in the slots for preventing the anti-falling blocks 3 from loosening, clamping slots corresponding to the wedge-shaped fixture blocks 10 are arranged on the side walls of the anti-falling blocks 3, and one ends of the wedge-shaped fixture blocks 10 penetrate through the slots and extend into the clamping slots;
in this embodiment, a second elastic supporting mechanism is disposed at the other end of the wedge-shaped fixture block 10, the second elastic supporting mechanism includes a stabilizer bar 12 slidably inserted in the wedge-shaped fixture block 10 to improve the stability of the wedge-shaped fixture block 10 during movement, one end of the stabilizer bar 12 penetrates through the wedge-shaped fixture block 10 and is fixedly connected with the inner wall of the slot, a second spring 11 is sleeved on the stabilizer bar 12 to drive the wedge-shaped fixture block 10 to move and reset, two ends of the second spring 11 respectively abut against the wedge-shaped fixture block 10 and the inner wall of the slot, a limiting mechanism is disposed on the side wall of the wedge-shaped fixture block 10, the limiting mechanism includes a limiting block 13 fixed on the side wall of the wedge-shaped fixture block 10 to prevent the wedge-shaped fixture block 10 from completely separating from the slot, a limiting groove corresponding to the limiting block 13 is disposed on the inner wall of the slot, and one end of the limiting block 13 extends into the limiting groove;
in this embodiment, a sliding groove corresponding to the anti-disengaging block 3 is formed in one side, close to the housing 1, of the housing cover 2, one end of the anti-disengaging block 3 extends into the sliding groove, a pressing mechanism is arranged on one side of the anti-disengaging block 3, a first elastic supporting mechanism is arranged on the other side of the anti-disengaging block 3, the pressing mechanism comprises a push rod 7 fixed on the side wall of the anti-disengaging block 3 and used for driving the anti-disengaging block 3 to move, one end, far away from the anti-disengaging block 3, of the push rod 7 penetrates through the housing cover 2 and is fixedly connected with a push block 8 so as to facilitate a user to push the push rod 7 to move when the user presses the push rod, and the push rod 7 is in sliding connection with the housing cover 2;
in the embodiment, the first spring supporting mechanism comprises a first slide bar 5 fixed on the side wall of the anti-falling block 3 and used for being matched with a second slide bar 6 to form a telescopic mechanism, so that the stability of the anti-falling block 3 during moving is improved, the second slide bar 6 is inserted into one end, far away from the anti-falling block 3, of the first slide bar 5 in a sliding manner, one end, far away from the anti-falling block 3, of the second slide bar 6 is fixedly connected with the inner wall of the sliding chute, a first spring 4 is sleeved on the first slide bar 5 and used for pushing the anti-falling block 3 to move and reset, and two ends of the first spring 4 are respectively abutted against the anti-falling block 3 and the inner wall of the sliding chute;
in the embodiment, the shell cover 2 is firstly attached to the shell 1, when the shell cover 2 is attached to the shell 1, the anti-falling block 3 is inserted into the shell 1 and abuts against the wedge-shaped surface of the wedge-shaped fixture block 10 in the insertion process, so that the wedge-shaped fixture block 10 is pushed to move towards the direction of the slot, when the shell cover 2 is completely attached to the shell 1, the anti-falling block 3 is also inserted in place, at the moment, the wedge-shaped fixture block 10 is pushed to move to reset into the clamping groove through the elasticity of the second spring 11, so that the anti-falling block 3 is prevented from being loosened, and the shell cover 2 is prevented from being loosened through the anti-falling block 3; during the dismantlement, promote or press two ejector pads 8 and remove toward 2 directions of cap, ejector pad 8 drives anticreep piece 3 through push rod 7 and removes, makes wedge fixture block 10 break away from in the draw-in groove, can take off cap 2, after loosening ejector pad 8, promotes anticreep piece 3 through the elasticity of first spring 4 and removes and reset, the utility model discloses an adjustment mechanism's setting realizes that switching power supply equipment need not with the help of instrument alright realize casing and cap quick assembly disassembly to simplify the dismouting flow, improve maintenance efficiency.
As described above, each component (component not described in specific structure) selected in the present application is a general standard component or a component known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through a technical manual or through a routine experiment method.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a short-circuit protection's switching power supply equipment, includes the switching power supply equipment body, its characterized in that: the switching power supply device body comprises a shell (1) and a shell cover (2), anti-falling blocks (3) are arranged on opposite side walls in the shell (1), one side of the shell (1) close to the anti-falling block (3) is provided with a slot, a wedge-shaped fixture block (10) is arranged in the slot, the side wall of the anti-falling block (3) is provided with a clamping groove corresponding to the wedge-shaped clamping block (10), one end of the wedge-shaped fixture block (10) penetrates through the slot and extends into the slot, the other end of the wedge-shaped fixture block (10) is provided with a second elastic supporting mechanism, a limiting mechanism is arranged on the side wall of the wedge-shaped fixture block (10), a sliding groove corresponding to the anti-falling block (3) is arranged on one side of the shell cover (2) close to the shell body (1), one end of the anti-falling block (3) extends into the sliding groove, one side of the anti-falling block (3) is provided with a pressing mechanism, and the other side of the anti-falling block (3) is provided with a first elastic supporting mechanism.
2. A short-circuit protected switching power supply device according to claim 1, characterized in that: first elastic support mechanism is including fixing first slide bar (5) on anticreep piece (3) lateral wall, the one end that anticreep piece (3) were kept away from in first slide bar (5) slides and inserts and be equipped with second slide bar (6), the one end that anticreep piece (3) were kept away from in second slide bar (6) and the inner wall fixed connection of spout, the cover is equipped with first spring (4) on first slide bar (5), the both ends of first spring (4) offset with the inner wall of anticreep piece (3) and spout respectively.
3. A short-circuit protected switching power supply device according to claim 1, characterized in that: the second elastic supporting mechanism comprises a stabilizer bar (12) which is slidably inserted into the wedge-shaped fixture block (10), one end of the stabilizer bar (12) penetrates through the wedge-shaped fixture block (10) and is fixedly connected with the inner wall of the slot, a second spring (11) is sleeved on the stabilizer bar (12), and two ends of the second spring (11) are respectively abutted to the wedge-shaped fixture block (10) and the inner wall of the slot.
4. A short-circuit protected switching power supply device according to claim 1, characterized in that: the limiting mechanism comprises a limiting block (13) fixed on the side wall of the wedge-shaped clamping block (10), a limiting groove corresponding to the limiting block (13) is formed in the inner wall of the slot, and one end of the limiting block (13) extends into the limiting groove.
5. A short-circuit protected switching power supply device according to claim 1, characterized in that: pressing means is including fixing push rod (7) on anticreep piece (3) lateral wall, the one end that anticreep piece (3) were kept away from in push rod (7) runs through cap (2) and fixedly connected with ejector pad (8), be sliding connection between push rod (7) and cap (2).
6. A short-circuit protected switching power supply device according to claim 1, characterized in that: one side of the shell body (1) close to the shell cover (2) is fixedly connected with a rubber pad (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123340663.2U CN217159531U (en) | 2021-12-28 | 2021-12-28 | Short-circuit protection switching power supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123340663.2U CN217159531U (en) | 2021-12-28 | 2021-12-28 | Short-circuit protection switching power supply equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217159531U true CN217159531U (en) | 2022-08-09 |
Family
ID=82685927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123340663.2U Active CN217159531U (en) | 2021-12-28 | 2021-12-28 | Short-circuit protection switching power supply equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217159531U (en) |
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2021
- 2021-12-28 CN CN202123340663.2U patent/CN217159531U/en active Active
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