CN221081821U - Power supply controller - Google Patents

Abstract

The utility model discloses a power supply controller which comprises a shell, a power line and a winding plate for accommodating the power line, wherein the winding plate is provided with a wire clamping groove, the position, close to the wire clamping groove, of the winding plate is provided with a hollowed-out part, and the hollowed-out part provides a deformation space for the wire clamping groove when the power line is clamped into the wire clamping groove. The utility model has the advantages that the deformation space is provided for the side wall of the wire clamping groove through the arrangement of the hollowed-out part, so that the wire clamping groove can be clamped into power wires with different wire diameters, the wire arrangement effect on the power wires is reliable, and the experience of a customer in operating the power wire arrangement is improved.

Description

Power supply controller

Technical Field

The utility model relates to the technical field of power controllers, in particular to a power controller.

Background

In the prior art, for effort saving, for example, an electrically driven linear mechanism is generally adopted in a medical device to assist in adjusting a structure or a position, a power controller is adopted in the linear mechanism to control and drive, so that the position adjustment of a patient can be conveniently completed, the medical device is convenient to perform medical treatment and nursing, the medical device generally comprises the power controller, for example, in the Chinese patent literature, a medical hanging bracket control box with an authorized bulletin number of CN210744012U in the grant bulletin of 12 days of 2020, and the application comprises a box body and a battery pack. The box body is provided with a controller, and forms an open groove, and the side wall in the groove is recessed to form a positioning groove. The battery pack comprises a shell accommodated in the open groove, a battery core is accommodated in the shell, two tenons and a movable clamping hook are respectively arranged on the outer wall of the shell, the tenons are buckled in the positioning groove, and the movable clamping hook is hooked at the bottom of the open groove.

In view of safety, the power lines of the power supply controller need to be arranged or wound through the line arranging mechanism, so that potential safety hazards caused by the fact that the power lines are placed everywhere are avoided. The prior art has the following defects: the reason line of conventional power cord passes through wire winding buckle realization, and wire winding buckle adopts fixed width, can only adapt single wire footpath, and the wire footpath just pops out the power cord easily less than buckle width, and the wire footpath is greater than buckle width and will cause the power cord to detain not advance the wire rod.

Disclosure of utility model

The utility model aims to overcome the defects in the prior art, and provides the power supply controller which can finish reliable wire arrangement of the power supply controller, can adapt to various wire diameter limiting and increase the experience of wire arrangement operation of customers.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The power supply controller comprises a shell, a power line and a winding board for containing the power line, wherein the winding board is provided with a wire clamping groove, a hollowed-out part is arranged at the position, close to the wire clamping groove, of the winding board, and the hollowed-out part provides a deformation space for the wire clamping groove when the power line is clamped into the wire clamping groove.

In the above power supply controller, the wire clamping groove is provided with a wire clamping opening for the power supply wire to enter and exit, and the groove wall of the wire clamping groove is provided with an anti-falling part for limiting the power supply wire to fall off.

In the power supply controller, the hollowed-out part is a U-shaped groove which is opened in the same direction as the wire clamping groove.

In the power supply controller, the groove width of the hollowed-out part is not more than 1/2 of the groove width of the card wire groove.

In the power supply controller, the hollowed-out part is an annular groove with continuous peripheral walls.

In the power supply controller, the middle part of the hollowed-out part is arranged in a protruding mode towards the side where the wire clamping groove is located.

In the power supply controller, the winding plate is provided with the reinforcing ribs arranged along the edges of the wire clamping grooves and the edges of the hollowed-out parts.

In the above power supply controller, the anti-falling portion includes a first anti-falling protrusion and a second anti-falling protrusion which are disposed on two side walls of the wire clamping groove, and the first anti-falling protrusion or the second anti-falling protrusion is disposed on a wall surface clamped by the wire clamping groove and the hollow portion.

In the above power supply controller, the first anti-falling protrusion and the second anti-falling protrusion are of convex structures, the first anti-falling protrusion and the second anti-falling protrusion are respectively located at the upper side and the lower side of the wire clamping groove, and the size of the second anti-falling protrusion is larger than that of the first anti-falling protrusion.

In the above power supply controller, the wire clamping groove is arranged on the winding plate obliquely upwards in the vertical direction, and the wire clamping opening extends to one end of the winding plate.

The utility model has the beneficial effects that:

According to the power supply controller disclosed by the utility model, the winding plate is used for accommodating the power supply wire, the power supply wire is wound to shorten the extension length of the power supply wire, and the extended power supply wire is inserted into the wire clamping groove.

Further, the wire clamping groove is provided with a wire clamping opening for the power wire to enter and exit, and the groove wall of the wire clamping groove is provided with an anti-falling part for limiting the power wire to fall off. The setting of anticreep portion can prevent the deviating from of power cord, and the anticreep portion can be protruding structures such as salient angle, projection, also can be change structures such as turn over face, wave surface, can increase the degree of difficulty that the power cord deviate from the card wire casing, improves the spacing reliability of power cord in the card wire casing.

Further, the hollowed-out part is of a straight groove structure which is opened in the same direction as the wire clamping groove. The realization form of the hollowed-out part has obvious feedback deformation under pressure, quick response and convenient setting of the power line in the wire clamping groove.

Further, the groove width of the hollowed-out part is not more than 1/2 of the groove width of the card wire groove. The wire clamping groove and the hollowed-out part are provided with an obvious width distinction, so that a user is prevented from wrongly clamping the wire into the hollowed-out part when using the wire clamping groove, and the reliability of the wire clamping groove is ensured.

Further, the hollowed-out part is an annular groove with continuous peripheral walls. And in another implementation form of the hollowed-out part, the lead is effectively prevented from being wrongly clamped into the hollowed-out part, and the application of the wire clamping groove is ensured.

Further, the middle part of fretwork portion is protruding to the side that the card wire casing is located and is set up. The wire clamping groove is clamped into the wire, the pressure to the side wall is applied, the arc-shaped structure enables the wire clamping groove wall corresponding to the position of the hollowed-out part to be capable of rapidly feeding back and deforming, and the wire clamping groove are convenient to match.

Further, the winding plate is provided with reinforcing ribs arranged along the edges of the wire clamping grooves and the edges of the hollowed-out parts. The strength of the edges of the wire clamping groove and the hollowed-out part is improved through the reinforcing ribs, and the service life of the wire clamping groove is prolonged.

Further, the anti-falling portion comprises a first anti-falling convex portion and a second anti-falling convex portion which are oppositely arranged on two side groove walls of the wire clamping groove, and the first anti-falling convex portion or the second anti-falling convex portion is arranged on a wall surface clamped by the wire clamping groove and the hollowed-out portion. The first anti-drop convex part and the second anti-drop convex part which are oppositely arranged play a reliable necking limiting role, and the clamping of the power line after being clamped into the clamping line groove is ensured.

Further, the first anti-falling convex part and the second anti-falling convex part are of convex angle structures, the first anti-falling convex part and the second anti-falling convex part are respectively positioned on the upper side and the lower side of the wire clamping groove, and the size of the second anti-falling convex part is larger than that of the first anti-falling convex part. Because the power cord and the gravity effect of the plug etc. that connects on the power cord, the power cord has decurrent trend, and the first anticreep convex part is located the upside of second anticreep convex part in this preferred scheme, and the anticreep effect of below position is bigger to the influence of power cord, consequently sets up to the size of second anticreep convex part and is greater than the size of first anticreep convex part, guarantees the reliability that the power cord set up in the card wire casing.

Further, the wire clamping groove is arranged on the winding plate obliquely upwards with the vertical direction, and the wire clamping opening extends to one end of the winding plate. The clamping groove can play a role in reliable elastic clamping, the anti-falling performance is improved by utilizing the gravity of the power line when the power line is conveniently clamped into the clamping groove, the clamping groove which is obliquely arranged occupies a small space in the transverse direction, the longer groove depth can be set, and the line clamping capacity of the clamping groove is conveniently improved.

These features and advantages of the present utility model will be disclosed in detail in the following detailed description and the accompanying drawings.

Drawings

The utility model is further described below with reference to the drawings and specific embodiments.

FIG. 1 is a schematic diagram of a power supply controller according to one embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of the winding board in the embodiment shown in FIG. 1;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic diagram of another embodiment of a winding board implementation of a power supply controller according to one embodiment of the present utility model;

FIG. 5 is a schematic diagram showing the configuration of the winding board mated with the power cord in the embodiment shown in FIG. 4;

FIG. 6 is an enlarged schematic view of the structure at B in FIG. 4;

Fig. 7 is an exploded view of the coil plate and housing of the embodiment of fig. 4.

In the figure: a housing 1 and a clamping groove 101;

A power supply line 2;

The winding plate 3, the connection part 31, the bolt 311, the winding part 32, the winding groove 320, the first winding groove 321, the second winding groove 322, the wire clamping part 33, the wire clamping groove 331, the wire clamping opening 332, the first anti-falling convex part 333, the second anti-falling convex part 334, the necking 335, the elastic arm 336, the hollowed part 337 and the reinforcing rib 338.

Detailed Description

The power supply controller comprises a shell, a power line and a winding board for accommodating the power line, wherein the winding board is provided with a wire clamping groove, a hollowed-out part is arranged at a position, close to the wire clamping groove, of the winding board, and the hollowed-out part provides a deformation space for the wire clamping groove when the power line is clamped into the wire clamping groove.

The shell of the power supply controller comprises the power supply controller and the power supply which are integrated, the power supply or the power supply controller is provided with a power supply wire, the shell can also be an independent power supply controller or a power supply, and the power supply wire can be a part on the power supply controller body or a wire structure connected with other equipment. The power cord is electrically connected with the shell, and the outer end of the power cord is provided with a plug so as to complete the electrical connection with other external equipment.

The winding plate is arranged on one side of the shell, and the winding plate and the shell can be connected in a clamping, welding, threaded connection and other fixing modes, or can be integrally formed with the shell of the shell.

When the power line clamping device is applied, the power line is clamped into the clamping line groove, the limiting of the power line is completed by the clamping line groove, and the hollowed-out part provides a deformation space for deformation of the wall of the clamping line groove when the power line is clamped, so that a larger space can be expanded in the clamping line groove to realize the clamping limiting of the power line. The hollowed-out part is close to the wire clamping groove, can be a straight groove positioned on one side of the wire clamping groove or a curved groove surrounding two sides of the wire clamping groove, and is opened at one end and closed at one end when the hollowed-out part is the curved groove, so that the wire clamping groove is prevented from falling from the winding plate. The hollowed-out parts can be in other hollowed-out structures such as special-shaped holes, round holes and the like, can be arranged at one position, can be arranged at a plurality of positions and can only provide deformation avoidance for the wire clamping groove. The 'approaching' in the utility model means that the hollow part is close to the position of the wire clamping groove, the deformation effect of the wire clamping groove can be transferred to the hollow part to cause corresponding change, and the hollow part can be positioned at one side, two sides and the like of the wire clamping groove and can also be arranged around the wire clamping groove.

The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.

In the description of the present embodiment, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like are presented, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.

Referring to fig. 1 to 7, a power supply controller according to one embodiment of the present utility model includes a housing 1, a power line 2, and a winding plate 3 connected to one side of the housing 1, wherein the cross-sectional shape of the housing 1 is rectangular, the winding plate 3 is fixed to one corner of the housing 1, the winding plate 3 is connected to the housing 1 by three bolts 311 disposed at intervals, and the bolts 311 are screwed to the housing 1 and press the winding plate 3 by nuts on the bolts 311. The winding plate 3 is provided with a winding groove 320 for receiving the power cord 2, and the winding plate 3 is further provided with a clamping groove 331 for clamping the power cord 2 to prevent the wound power cord 2 from being released from the winding groove 320. The winding plate 3 is provided with a hollowed-out part 337 adjacent to the wire clamping groove 331, and the hollowed-out part 337 provides avoidance space for deformation of the wire clamping groove 331 when the power wire 2 is clamped into the wire clamping groove 331.

In this embodiment, in order to improve the anti-falling effect of the wire clamping groove 331 on the power line 2, the wire clamping groove 331 is a straight groove structure with a unidirectional opening, and the wire clamping groove 331 is provided with a wire clamping opening 332 for accommodating the power line 2. The slot wall of the slot 331 is provided with a drop-preventing portion for limiting the drop-off of the power cord 2, and the drop-preventing portion in this embodiment is a first drop-preventing protrusion and a second drop-preventing protrusion which are oppositely arranged on two side slot walls of the slot 331. The first and second anti-drop protrusions are formed with a constriction 335 in the wire clamping opening 332 to prevent the power wire 2 from dropping out, and the wire diameter of the power wire 2 is larger than the width of the constriction 335. The anti-drop portion may be 1, 2, 3, etc., and only the constriction 335 having a smaller width than the wire clamping opening 332 is formed in the wire clamping groove 331. The hollow portion 337 and the clamping groove 331 form an elastic arm 336. The constriction 335 is located on one side of the resilient arm 336, and the slot wall on one side of the slot 331 is a side of the resilient arm 336 so that the resilient arm 336 can give elastic deformation feedback when the slot 331 is compressed. In this embodiment, the elastic arm 336 and the winding board 3 are of an integral structure, the winding board 3 is only used for fixing wires, and cannot receive excessive load, and can be made of plastic materials, and turning forming of the elastic arm 336 on the winding board 3 can be achieved through turning, and the winding board 3 with the elastic arm 336 can be integrally formed through injection molding.

As the simple replacement of above-mentioned anticreep portion, anticreep portion can also be the broken line section that sets up on the card wire casing for the card wire casing is broken line shape, makes the power cord take out the time need bypass certain angle through the setting of broken line, realizes the anticreep to the power cord.

In the power supply controller according to one embodiment of the present utility model, as shown in fig. 4 and 7, the winding board 3 includes a connection portion 31, a winding portion 32 and a wire clamping portion 33 sequentially disposed along a width direction of the winding board 3, the connection portion 31 is connected with the housing 1, the connection portion 31 is in a folded plate structure, a clamping groove 101 is disposed on a rear side surface of the housing 1, an end portion of the connection portion 31 is embedded into the clamping groove 101 and then positioned and locked by three bolts 311, after the connection portion 31 is fixed to the rear side surface of the housing 1, the winding portion 32 and the wire clamping portion 33 are located on the side surface of the housing 1 due to the folded plate structure of the connection portion 31, and the connection portion 31 of the folded plate structure not only improves reliability after connection with the housing 1, but also makes the power supply wire 2 not protrude to the rear side of the housing 1 after the winding portion 32 is compact, so as to ensure compactness of the whole power supply controller. The winding part 32 is provided with a first winding groove 321 and a second winding groove 322 at two ends of the winding plate 3 in the length direction, and the wire clamping groove 331 and the elastic arm 336 are located at one end of the wire clamping part 33 away from the winding part 32. In this embodiment, the first winding groove 321 and the second winding groove 322 are both right-angled structures, the first winding groove 321 and the second winding groove 322 extend from the winding portion 32 to the outside of the connecting portion 31, and after the connecting portion 31 is assembled with the housing 1, the power supply line 2 on the first winding groove 321 and the second winding groove 322 is limited by using the structure of the housing 1 itself.

In the power supply controller according to one embodiment of the present utility model, the wire clamping groove 331 is disposed on the winding board 3 obliquely upward from the vertical direction, and the wire clamping opening extends to one end of the winding board. As shown in fig. 4 to 7, the wire clamping groove 331 and the elastic arm 336 are disposed obliquely upward on the winding board 3 from the winding portion 32 to the wire clamping portion 33, so that the elastic arm 336 can perform a reliable elastic clamping function, and meanwhile, the obliquely upward structural arrangement mode can be utilized to facilitate the power wire 2 to be clamped into the wire clamping groove 331, and the gravity of the power wire 2 is utilized to improve the anti-falling performance. In this embodiment, the hollowed portion 337 is located on the upper side of the card slot 331, and as a simple alternative to this, the hollowed portion 337 may be located on the lower side of the card slot 331. The middle part of the hollowed-out part 337 protrudes towards the side where the slot 331 is located, as shown in fig. 6, and the hollowed-out part 337 is an annular groove with continuous peripheral wall. The hollow portion 337 has an arcuate transverse cross section. The elastic arm 336 has a shape of an arc with a middle portion protruding toward the side where the card slot 331 is located. The elastic arm 336, which is the upper wall of the slot 331, is provided with a first anti-disengagement protrusion 333 along the side of the length direction, and the slot wall at the lower side of the slot 331 is provided with a second anti-disengagement protrusion 334. The first anti-falling protrusion 333 and the second anti-falling protrusion 334 are both in a convex angle structure, the convex angle structure is a right angle, and the size of the second anti-falling protrusion 334 is larger than the size of the first anti-falling protrusion 333.

As a simple alternative to the above, the first anti-disengagement protrusion 333 may also adopt a protrusion structure such as a post, a semi-cylinder, a bump, or a rib, and the second anti-disengagement protrusion 334 may also adopt a protrusion structure such as a post, a semi-cylinder, a bump, or a rib.

In order to improve the structural strength of the edges of the clamping groove 331 and the hollowed-out portion 337 and ensure the elastic clamping effect of the elastic arms 336, the winding plate 3 is provided with reinforcing ribs 338 arranged along the edges of the clamping groove 331 and the hollowed-out portion 337. As shown in fig. 7, the reinforcing rib 338 is directed toward the rear side of the housing 1.

In a power supply controller according to one embodiment of the present utility model, as another implementation form of the present utility model, unlike the embodiment shown in fig. 4, the hollowed portion 337 is a "U" shaped slot, and the opening of the hollowed portion 337 is in the same direction as the wire clamping opening 332 in the wire clamping slot 331, where "the same direction" means that both the hollowed portion 337 and the wire clamping slot 331 are parallel and open to the outside of the winding board 3, as shown in fig. 1 to 3. As shown in fig. 2 and 3, the clamping slot 331 and the hollow portion 337 are straight slots with unidirectional openings, and the slot width of the hollow portion 337 is 1/3 of the slot width of the clamping slot 331, so as to avoid a user from erroneously clamping the power line 2 into the hollow portion with an opening during use. The upper and lower both sides cell wall of card wire casing 331 is equipped with first anticreep convex part 333 and second anticreep convex part 334 respectively to first anticreep convex part 333 and second anticreep convex part 334 are right angle structure, and the lower terminal surface of first anticreep convex part 333 and the up end of second anticreep convex part 334 all are parallel winding board 3 width direction setting and the lower terminal surface of first anticreep convex part 333 and the up end coplane of second anticreep convex part 334, and power cord 2 when card wire opening 332 card enters card wire casing 331, power cord 2 first contacts with the up end of second anticreep convex part 334 and moves to card wire casing 331 along the upper end of second anticreep convex part 334, and when power cord 2 runs into first anticreep convex part 333, the vertical terminal surface of first anticreep convex part 333 produces decurrent pressure to power cord 2, and the pressure angle is directional second anticreep convex part 334 to can guarantee to accomplish the elastic deformation of elastic arm 336.

As a simple alternative to the above solution, the hollow portion 337 adopts an elongated slot with one end open, and its specific length and shape can be adjusted, for example, the hollow portion 337 can be an arc slot that bypasses the card slot, the arc slot bypasses two sides of the slot bottom of the card slot 331 and opens at one side of the card slot 331, and two sides of the card slot 331 can be adapted to deform, so as to realize reliable limiting of the power line.

By way of example in the embodiment shown in fig. 1 to 3, when the wire clamping groove 331 of the present application is used for clamping the power wire 2, if the wire diameter of the power wire 2 is smaller than the groove width of the wire clamping groove 331, the deformation amount of the elastic arm 336 is small and even not deformed until the wire diameter of the power wire 2 contacts the first anti-falling protrusion 333, at this time, i.e. the power wire 2 reaches the position of the constriction 335, when the power wire 2 continues to inwards, the pressure of the power wire 2 causes the elastic arm 336 to elastically deform downwards, so that the constriction 335 opens until the power wire 2 is clamped from the constriction 335 into the deep part of the wire clamping groove 331, and the elastic arm 336 automatically resets in the process, thereby completing the clamping of the power wire 2. If the line diameter of the power line 2 is slightly larger than the slot width of the slot 331, the elastic arm 336 will elastically deform when the power line 2 is clamped into the slot 331, and when the power line 2 overcomes the pressure at the neck 335 and enters into the slot 331, the elastic arm 336 does not reset, but the restoring force of the elastic arm 336 keeps the trend that the second anti-drop protrusion 334 and the first anti-drop protrusion 333 are close to each other, so as to reliably clamp the power line 2 and prevent the power line 2 from loosening.

In the utility model, after the power line 2 is used, the power line 2 needs to be bundled or the extension length of the power line 2 needs to be shortened because the socket distance is short, the power line 2 is wound through the winding groove 320, after the extension length of the power line 2 is shortened because the power line 2 is wound, the extended power line 2 is clamped into the clamping groove 331, the anti-falling part can adopt a broken line or wave line mutation structure, and also can adopt a convex anti-falling convex part to improve the difficulty of the power line sliding out of the clamping groove 331. When the anti-falling convex part is adopted, the anti-falling convex part can be arranged on one side of the slot 331, and can also be arranged on two side walls of the slot 331, the elastic arm corresponds to the necking position, and the anti-falling convex part can be arranged on the elastic arm or on the opposite side surface of the elastic arm, so that the size of the necking position can be changed when the elastic arm elastically deforms. When the power line 2 is clamped into the clamping line groove from the clamping line opening, the periphery of the power line generates pressure on the necking position of the clamping line groove 331, the elastic arm can make feedback deformation, so that the power line 2 can be reliably clamped in, even if the line diameter of the power line 2 is larger than the groove width of the clamping line groove 331, the power line 2 can be clamped into the clamping line groove 331 through the elastic deformation of the elastic arm and matched with necking under the resetting pressure of the elastic arm to clamp and fix the power line 2, the power line clamping device can adapt to power lines with various different line diameters, the line arranging effect on the power line is reliable, and the experience of a customer in operating the power line arranging is improved.

The above is only a specific embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and it should be understood by those skilled in the art that the present utility model includes but is not limited to the accompanying drawings and the description of the above specific embodiment. Any modifications which do not depart from the functional and structural principles of the present utility model are intended to be included within the scope of the appended claims.

Claims (10)

1. The power supply controller comprises a shell, a power line and a winding board for accommodating the power line, wherein the winding board is provided with a wire clamping groove.

2. The power supply controller according to claim 1, wherein the wire clamping groove is provided with a wire clamping opening for the power supply wire to enter and exit, and the groove wall of the wire clamping groove is provided with an anti-falling part for limiting the power supply wire to fall off.

3. The power supply controller according to claim 1, wherein the hollowed-out portion has a straight groove structure opening in the same direction as the card slot.

4. A power supply controller according to claim 3, wherein the hollow portion has a groove width not greater than 1/2 of the groove width of the card slot.

5. The power supply controller according to claim 1, wherein the hollowed-out portion is an annular groove with a continuous peripheral wall.

6. The power supply controller according to claim 1, wherein the middle part of the hollowed-out part is protruded to the side where the wire clamping groove is located.

7. The power supply controller according to claim 1, wherein the winding board is provided with reinforcing ribs arranged along the edges of the wire clamping groove and the hollow-out portion.

8. The power supply controller according to claim 2, wherein the drop-off preventing portion includes a first drop-off preventing protrusion and a second drop-off preventing protrusion which are provided opposite to each other on both side groove walls of the card slot, and the first drop-off preventing protrusion or the second drop-off preventing protrusion is provided on a wall surface sandwiched by the card slot and the hollowed-out portion.

9. The power supply controller according to claim 8, wherein the first anti-drop protrusion and the second anti-drop protrusion are of a convex angle structure, the first anti-drop protrusion and the second anti-drop protrusion are located on the upper side and the lower side of the wire clamping groove respectively, and the size of the second anti-drop protrusion is larger than that of the first anti-drop protrusion.

10. The power supply controller according to any one of claims 1 to 9, wherein the wire clamping groove is provided on the wire winding plate obliquely upward from the vertical direction and the wire clamping opening extends to one end of the wire winding plate.