CN213960577U

CN213960577U - Power supply control circuit board

Info

Publication number: CN213960577U
Application number: CN202023297201.2U
Authority: CN
Inventors: 许杰; 董闯
Original assignee: Chongqing Hongmeng Technology Co ltd
Current assignee: Chongqing Hongmeng Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-08-13
Anticipated expiration: 2030-12-31

Abstract

The utility model belongs to the technical field of the control panel, specifically disclose a power control circuit board, including the shell with locate the circuit board body in the shell, the circuit board body is placed in the shell bottom, and the bottom is equipped with two at least recesses in the shell, and recess inner seal sliding connection has ejecting piece, is equipped with the cavity on the at least both sides wall of shell, and cavity inner seal sliding connection has the grip block, is connected with spacing spring between grip block and the cavity inner wall, communicates with the recess bottom in the cavity, is equipped with gas in cavity and the recess. By adopting the technical scheme, when the circuit board body is placed at the bottom of the shell, the automatic clamping of the clamping block on the circuit board body is realized by utilizing the linkage of the ejection block and the clamping block, and the disassembly is simultaneously utilized.

Description

Power supply control circuit board

Technical Field

The utility model belongs to the technical field of the control panel, a power control circuit board is related to.

Background

The control board is a circuit board which can play a role in control, the power supply control board provides control of current required by all components in the power supply, the power supply control board is a device for providing current for the electronic equipment, and the power of the power supply and whether the current and the voltage are stable are directly influenced by the power supply control board.

The fixed mounting mode of current power control panel in casing inside, if utilize screw with power control panel and casing fixed connection, perhaps bond power control panel in the casing through viscose etc. again to the casing seal, such fixed mode needs the manual operation of manpower, and the installation is loaded down with trivial details for power control panel is slower at the inside installation rate of casing. And adopts the fixed mounting mode, is inconvenient to dismantle during later maintenance, thereby bringing inconvenience to maintenance work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power control circuit board realizes the automatic centre gripping to the circuit board body for the installation rate of circuit board body reduces the manpower simultaneously and expends, also convenient to detach.

In order to achieve the above object, the basic scheme of the utility model is: the utility model provides a power control circuit board, includes the shell and locates the circuit board body in the shell, the circuit board body is placed in the shell bottom, and the bottom is equipped with two at least recesses in the shell, and recess inner seal sliding connection has ejecting piece, is equipped with the cavity on the at least both sides wall of shell, and cavity inner seal sliding connection has the grip block, is connected with spacing spring between grip block and the cavity inner wall, and with recess bottom intercommunication, be equipped with gas in cavity and the recess.

The working principle and the beneficial effects of the basic scheme are as follows: the circuit board body is placed at the bottom of the shell, the bottom of the circuit board body is abutted against the top of the ejection block, and the weight of the circuit board body exerts an acting force moving downwards on the ejection block to enable the ejection block to retract towards the groove. The ejection block moves in the groove and can extrude gas in the groove to the cavity, the gas enters the cavity to push the clamping block outwards, the clamping part moves towards one side close to the circuit board until the clamping part abuts against the side wall of the circuit board body, and the circuit board body is clamped.

Above-mentioned operation only needs to place the circuit board body on ejecting piece can realize the automatic fixed to the circuit board body, need not extra human operation, and installation procedure is simple for the installation rate of circuit board body. When the circuit board is disassembled, the clamping block is pushed into the cavity only by hand, and the circuit board body is taken down from the ejection block, so that the follow-up maintenance or device replacement is facilitated.

Further, the both sides that the circuit board body is relative with the grip block are equipped with the cavity, sealed sliding connection has the sliding plate in the cavity, fixedly connected with slide bar on the terminal surface of sliding plate orientation cavity one side, the cavity is stretched out to the one end that the sliding plate was kept away from to the slide bar, the slide bar is just right with the grip block, be hollow structure in the slide bar, the one end that the cavity was stretched out to the slide bar is equipped with the first through-hole with the inside intercommunication of slide bar, be equipped with the second through-hole on the lateral wall that the slide bar is close to sliding plate one end, the grip block stretches out the cavity and can offset with the slide bar, and make the slide bar to the one side removal of keeping away from the cavity.

When the grip block moved to circuit board body place side, the grip block at first offseted with the slide bar, the grip block promoted the slide bar to one side of keeping away from the cavity, the slide bar removes and drives the sliding plate and removes, the sliding plate sets up the space increase between one side of slide bar and cavity, then the inner space of this side of cavity is in the negative pressure, the first through-hole that sets up on the slide bar offsets with the grip block, the effort of negative pressure passes through first through-hole transmission to the grip block in the cavity, produce suction to the grip block, strengthen the compactness that grip block and slide bar offset.

Furthermore, a return spring is arranged between one side of the sliding plate, which is far away from the cavity, and the side wall of the cavity, one end of the return spring is fixedly connected with the sliding plate, and the other end of the return spring is fixedly connected with the side wall of the cavity, which is far away from the cavity opening.

The reset spring is arranged, when the circuit board body is taken down, the sliding plate can automatically reset under the action of the reset spring, the air pressure in the cavity is adjusted, and the normal use of the circuit board body in the next positioning is ensured.

Further, the shell is divided into a first shell and a second shell along the transverse section;

the end part of the first shell facing the second shell is provided with a plurality of clamping grooves, two sides of one end of each clamping groove, which is far away from the notch, are provided with placing grooves, square blocks are arranged in the placing grooves, compression springs are connected between the square blocks and the inner walls of the placing grooves, and one side of each square block facing the notch of each clamping groove is obliquely arranged;

the end part of the second shell facing the first shell is provided with clamping blocks in one-to-one correspondence with the clamping grooves, the clamping blocks can be clamped with the clamping grooves, the length of each clamping block is smaller than or equal to that of each clamping groove, and two sides of each clamping block are provided with recesses which can be clamped with the square blocks.

First casing and second casing joint, the connected mode is simple, utilizes the operation, reduces the required time of casing seal.

Further, the draw-in groove lateral wall intercommunication has horizontal bar hole, and the bar is downthehole to be equipped with the slider, and the one end that the slider stretched into the draw-in groove is the inclined plane towards the draw-in groove notch, and when first casing and second casing joint, the fixture block can offset with the inclined plane of slider, and the slider stretches out the bar hole.

When the fixture block stretches into the clamping groove for clamping, when the first shell and the second shell are clamped, the fixture block can be abutted against the inclined plane of the sliding block, and the sliding block is pushed out of the strip-shaped hole. When the first shell and the second shell are required to be separated, the sliding block is pushed into the strip-shaped hole, the sliding block moves to push the clamping block outwards, the clamping block moves to enable the concave part and the square block to be staggered, and the first shell is taken down from the second shell at the moment.

Furthermore, the edge fixedly connected with briquetting that first casing bottom is close to inside, and the briquetting can offset with the top edge of circuit board body.

After placing the circuit board body on ejecting block like this, directly with first casing and second casing joint, need not other operations, the steerable circuit board body of briquetting compresses tightly with ejecting block, realizes the installation to the circuit board body.

Drawings

Fig. 1 is a schematic view of a front cross-sectional structural view of the power control circuit board of the present invention.

Reference numerals in the drawings of the specification include: the circuit board comprises a first shell 1.1, a second shell 1.2, a circuit board body 2, an ejection block 3, a cavity 4, a clamping block 5, a groove 6, a limiting spring 7, a cavity 8, a sliding plate 9, a sliding rod 10, a return spring 11, a clamping block 12, a clamping groove 13, a square block 14, a recess 15, a strip-shaped hole 16, a sliding block 17 and a pressing block 18.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

As shown in figure 1, the utility model discloses a power control circuit board, including the shell with locate circuit board body 2 in the shell, the shell is vertical places, and circuit board body 2 places in the shell bottom.

At least two grooves 6 are arranged at the bottom in the shell, the ejection blocks 3 are connected in the grooves 6 in a sealing and sliding mode, the bottom of the circuit board body 2 can be attached to the bottom of the shell, and the tops of the ejection blocks 3 and the bottom in the shell are located on the same horizontal plane. At least two side walls of the shell are provided with cavities 4, the cavities 4 are internally connected with clamping blocks 5 in a sealing and sliding mode, limiting springs 7 are arranged between the clamping blocks 5 and the inner walls of the cavities 4, one ends of the limiting springs 7 are welded with the clamping blocks 5, and the other ends of the limiting springs are welded with the inner walls of the cavities 4. The cavity 4 is communicated with the bottom of the groove 6, gas is arranged in the cavity 4 and the groove 6, and when the ejection block 3 is not pressed by the circuit board body 2, the clamping block 5 retracts into the cavity 4. The bottom of the optimized circuit board is provided with a plurality of positioning grooves which correspond to the ejection blocks 3 one by one, so that the circuit board body 2 and the ejection blocks 3 are positioned.

The utility model discloses an among the preferred mode, circuit board body 2 is equipped with cavity 8 with the relative both sides of

grip block

5, and 8 internal seal sliding connections of cavity have sliding plate 9. One or more slide bars 10 are welded on the end face of the sliding plate 9, which faces one side of the cavity 4, one end, far away from the sliding plate 9, of each slide bar 10 extends out of the cavity 8, each slide bar 10 is opposite to the corresponding clamping block 5, each slide bar 10 is of a hollow structure, a first through hole communicated with the inside of each slide bar 10 is formed in one end, far away from the cavity 8, of each slide bar 10, a second through hole is formed in the side wall, close to one end of each sliding plate 9, of each slide bar 10, each clamping block 5 extends out of the cavity 4 and can be abutted to each slide bar 10, and each slide bar 10 moves towards one side, far away from the cavity 4. A return spring 11 is arranged between one side of the sliding plate 9 far away from the cavity 4 and the side wall of the cavity 8, one end of the return spring 11 is welded with the sliding plate 9, and the other end of the return spring is welded with the side wall of the cavity 4 far away from the cavity opening.

The utility model discloses an among the preferred scheme, the shell divide into first casing 1.1 and second casing 1.2 along transverse section, and preferred recess 6 and 4 structures of cavity all set up on second casing 1.2. The bottom of first casing 1.1 is equipped with a plurality of draw-in grooves 13, and the both sides that draw-in groove 13 kept away from notch one end are equipped with the standing groove. Be equipped with square 14 in the standing groove, be connected with compression spring between square 14 and the standing groove inner wall, compression spring one end and square 14 welding, the other end and the inner wall welding of standing groove, square 14 is the slope setting towards one side of draw-in groove 13 notch.

The end part of the second shell 1.2 facing the first shell 1.1 in the scheme is welded with the clamping blocks 12 corresponding to the clamping grooves 13 one by one, the clamping blocks 12 can be clamped with the clamping grooves 13, the length of each clamping block 12 is smaller than or equal to that of each clamping groove 13, and the clamping blocks 12 are preferably attached to the side walls of the clamping grooves 13. The fixture block 12 can be clamped with the clamping groove 13, two sides of the fixture block 12 are provided with recesses 15, the recesses 15 can be clamped with the square block 14, preferably, one side or two sides of the recess 15 in the moving direction of the fixture block 12 are provided with inclined surfaces inclining outwards, and the square block 14 can be smoothly clamped into or clamped out of the recesses 15. The edge welding that is close to inside in first casing 1.1 bottom has briquetting 18, and briquetting 18 can offset with the top edge of circuit board body 2, and when briquetting 18 and circuit board body 2 offset, the bottom of circuit board body 2 and the interior bottom laminating of second casing 1.2.

The utility model discloses an among the preferred scheme, draw-in groove 13 lateral wall intercommunication has horizontal bar hole 16, is equipped with slider 17 in the bar hole 16, and slider 17 stretches into draw-in groove 13's one end and is the inclined plane towards draw-in groove 13 notch, and during first casing 1.1 and second casing 1.2 joint, fixture block 12 can offset with slider 17's inclined plane, and slider 17 stretches out bar hole 16. According to the structural requirement, the width of the sliding block 17 is designed, and when the block body of the sliding block 17 is abutted to the clamping block 12, the square block 14 is positioned outside the side, close to the sliding block 17, of the concave 15.

The specific operation process comprises the following steps: firstly, the circuit board body 2 is placed at the bottom of the second shell 1.2, so that the positioning grooves at the bottom of the circuit board body 2 correspond to the ejection blocks 3 one by one. The circuit board body 2 applies pressure to the ejection block 3, so that the ejection block 3 retracts into the groove 6, the ejection block 3 moves into the groove 6, gas in the groove 6 is extruded to the cavity 4, the gas enters the cavity 4 to push the clamping block 5 out of the cavity 4, and the clamping part moves to one side close to the circuit board until the clamping part abuts against the side wall of the circuit board body 2, so that the circuit board body 2 is clamped.

In the process that the clamping block 5 clamps the circuit board body 2, the clamping block 5 is firstly abutted against the slide rod 10, and the end face of the clamping block 5 is attached to one end of the slide rod 10, which is provided with the first through hole. The clamping block 5 pushes the sliding rod 10 to one side far away from the cavity 4, the sliding rod 10 moves to drive the sliding plate 9 to move, the space between one side of the sliding plate 9, which is connected with the sliding rod 10, and the cavity 8 is enlarged, and then the inner space of the cavity 8 at the side is in negative pressure.

The slide rod 10 is communicated with the negative pressure chamber 8 through a second through hole, and the negative pressure acting force acts on the first through hole through the hollow part of the slide rod 10. The clamping block 5 is abutted against the first through hole, air cannot be sucked into the chamber 8 through the first through hole, the chamber 8 can keep a negative pressure state, the clamping block 5 is adsorbed on the sliding rod 10 by the aid of the negative pressure acting force, and the clamping block 5 is connected with the sliding rod 10 more tightly. The slide bar 10 sets up on circuit board body 2, then grip block 5 carries out the centre gripping to slide bar 10, both is the centre gripping to circuit board body 2, strengthens the stability of being connected between grip block 5 and slide bar 10, also makes grip block 5 stronger to the centre gripping location stability of circuit board body 2.

The length of the clamping block 5 which can extend out of the cavity 4 is set according to the requirement, and the length relation between the slide rod 10 and the cavity 8 is preferably set, and the distance of the movable length of the clamping block 5 which extends out of the cavity 4 is preferably larger than or equal to the length of the slide rod 10. When the circuit board body 2 is clamped by the clamping block 5, the clamping block 5 can abut against the outer wall of the cavity 8, the sliding rod 10 retracts into the cavity 8 under the action of the pressure of the clamping block 5, the area of the end part of the sliding rod 10 on the outer wall of the cavity 8 is larger than that of the end part of the sliding rod 10, and the acting force of the clamping block 5 abutting against the outer wall of the cavity 8 is more stable.

Then with first casing 1.1 and second casing 1.2 joint, second casing 1.2 is static and places, and the staff takes first casing 1.1, with draw-in groove 13 on the first casing 1.1 and the 12 one-to-one correspondence joint of fixture block on the second casing 1.2. At this time, the first housing 1.1 is pressed vertically downward until the ends of the first housing 1.1 and the second housing 1.2 are attached.

In the process that the clamping block 12 extends into the clamping groove 13, the end part of the clamping block 12 firstly abuts against the inclined surface of the square 14, the clamping block 12 applies an acting force for enabling the square 14 to retract into the placing groove to the square 14, the square 14 retracts into the placing groove, the clamping block 12 smoothly extends into the clamping groove 13, the recess 15 in the clamping block 12 is opposite to the square 14, the square 14 extends into the recess 15 under the elastic acting force of the compression spring, the clamping connection of the square 14 and the recess 15 is achieved, and the first shell 1.1 and the second shell 1.2 are stably connected.

Meanwhile, in the process, the end part of the clamping block 12 extending into the clamping groove 13 is abutted against the inclined surface of the sliding block 17, an acting force for pushing the sliding block 17 to move towards the outside of the strip-shaped hole 16 is applied to the sliding block 17, so that the sliding block 17 moves to extend out of the strip-shaped hole 16, and a worker can judge whether the depth of the clamping block 12 extending into the clamping groove 13 meets the installation standard according to the extension length of the sliding block 17.

When a device needs to be maintained or replaced, the sliding block 17 is pushed into the strip-shaped hole 16, the inclined surface of the sliding block 17 keeps abutting against the clamping block 12 and gradually moves, the inclined surface of the sliding block 17 exerts an acting force on the clamping block 12 to push the clamping block 12 to the outside of the clamping groove 13, different positions of the inclined surface of the sliding block 17 abut against the clamping block 12, the clamping block 12 gradually moves to the outside of the clamping groove 13 for a part of distance, the block 14 gradually slides out of the recess 15 until the clamping block 12 abuts against the block body of the sliding block 17, the recess 15 in the clamping block 12 is dislocated with the block 14, at the moment, a worker holds the first shell 1.1 by hand to lift upwards, the clamping block 12 is separated from the clamping groove 13, and separation of the first shell 1.1 and the second shell 1.2 is achieved. Avoid for split equipment and carry out rigid drawing to first casing 1.1 and second casing 1.2, the dynamics that can't control the use leads to the joint structure to damage, influences follow-up use.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a power control circuit board, its characterized in that, includes the shell and locates the circuit board body in the shell, and the circuit board body is placed in the shell bottom, and the bottom is equipped with two at least recesses in the shell, and recess inner seal sliding connection has ejecting piece, is equipped with the cavity on the at least both sides wall of shell, and cavity inner seal sliding connection has the grip block, is connected with spacing spring between grip block and cavity inner wall, communicates with the recess bottom in the cavity, is equipped with gas in cavity and the recess.

2. The power control circuit board of claim 1, wherein the circuit board body has cavities on opposite sides of the clamping block, a sliding plate is slidably and sealingly connected in the cavities, a sliding rod is fixedly connected to an end surface of the sliding plate facing one side of the cavities, an end of the sliding rod facing away from the sliding plate extends out of the cavities, the sliding rod faces the clamping block, the sliding rod is hollow, a first through hole is formed in an end of the sliding rod extending out of the cavities and communicated with the inside of the sliding rod, a second through hole is formed in a side wall of the sliding rod adjacent to one end of the sliding plate, and the clamping block extends out of the cavities and can abut against the sliding rod to move the sliding rod to the side away from the cavities.

3. The power control circuit board of claim 2, wherein a return spring is disposed between a side of the sliding plate away from the cavity and a side wall of the cavity, one end of the return spring is fixedly connected to the sliding plate, and the other end of the return spring is fixedly connected to a side wall of the cavity away from the cavity opening.

4. The power control circuit board of claim 1, wherein the housing is divided into a first case and a second case along a transverse section;

5. The power control circuit board according to claim 4, wherein the side wall of the slot is connected to a transverse bar-shaped hole, a slider is disposed in the bar-shaped hole, an end of the slider extending into the slot is an inclined surface facing the slot opening of the slot, when the first housing is connected to the second housing, the slider extends out of the bar-shaped hole, and the slider abuts against the inclined surface of the slider.

6. The power control circuit board of claim 4, wherein a pressing block is fixedly connected to the bottom of the first casing near the inner edge, and the pressing block can abut against the top edge of the circuit board body.