Magnetic attracting device and use the LED driving power box of this magnetic attracting device
Technical field
The utility model relates to a kind of fastening structure, more particularly, particularly relates to a kind of magnetic attracting device.The utility model also relates to the LED driving power box using this magnetic attracting device simultaneously.
Background technology
LED, with its low energy consumption, specular removal, is more and more subject to the favor of consumer.Because the light source that LED is used is light emitting diode, it adopts dc source work.Therefore, LED lamp all needs to be equipped with special driving power for transferring alternating current to direct current.Traditional driving power box, all adopts the hard-wired mode of screw to install, simultaneously, its mode of connection is also the conventional mode of connection, namely adopts wire to connect driving power box and light source, when needs disassembling, assembling and replacing, the mode of power line is directly cut off in general employing, and this mode of operation, during installation, just need to carry out patching operations, easily stay on the line and multiplely plug into a little, not only there is potential safety hazard, and complex operation, inefficiency, workload is large.
Utility model content
Last object of the present utility model is for above-mentioned the deficiencies in the prior art, provides a kind of compact conformation, flexible and convenient to use and respond well magnetic attracting device.
After of the present utility model, an object is to provide a kind of LED driving power box using above-mentioned magnetic attracting device.
Last technical scheme of the present utility model is achieved in that a kind of magnetic attracting device, this magnetic attracting device primarily of hard buffer protection seat, be arranged on the magnet in buffer protection seat and be located in the lock screw composition on magnet and buffer protection seat, the upper surface of lock screw to be positioned at inside magnet upper surface or equal with magnet upper surface; Buffer protection seat and magnet are fixed on position to be installed by lock screw.
In above-mentioned magnetic attracting device, described lock screw has been threaded nut, and buffer protection seat and magnet are fixed on position to be installed by lock screw and nut screw connection.
In above-mentioned magnetic attracting device, the nut of described lock screw is inverted cone-shaped structure, and described magnet upper surface is provided with the reverse taper hole adapted with lock screw nut.
In above-mentioned magnetic attracting device, the described buffer protection seat back side is one-body molded skid resistant course.
After of the present utility model, a technical scheme is achieved in that a kind of LED driving power box, comprise the bottom and box body that cooperatively interact, lambda line terminal stud and outlet terminal stud is respectively equipped with at box body two ends, wherein said bottom outer plate surface is provided with some installing holes, magnetic attracting device is equipped with at each installing hole place, described magnetic attracting device primarily of buffer protection seat, be arranged on the magnet in buffer protection seat and be located in the lock screw composition on magnet and buffer protection seat, the upper surface of lock screw to be positioned at inside magnet upper surface or equal with magnet upper surface; Lock screw coordinates with installing hole and buffer protection seat and magnet is fixed on bottom.
In above-mentioned LED driving power box, described installing hole is internal thread hole, and described lock screw is threaded with installing hole.
In above-mentioned LED driving power box, described mounting hole site, in bottom edge, is provided with the step down breach corresponding with installing hole at box body edge; The installing hole end face being positioned at breach side of stepping down is provided with nut, and lock screw is connected with nut thread through installing hole.
In above-mentioned LED driving power box, described lambda line terminal stud and/or box body corresponding to outlet terminal stud are provided with removable seal cover.
In above-mentioned LED driving power box, described bottom is provided with some joint pins, and joint pin is provided with internal thread hole vertically, and seal cover is threaded fixing by screw with corresponding internal thread hole with joint pin; The overall structure that described installing hole and installing hole corresponding with the internal thread hole on several joint pins is formed in one with corresponding internal thread hole.
The utility model adopts after said structure, adopts the anti-guard housing with pooling feature for fixed magnet, not only can effectively prevent magnet broken, even and if when magnet is broken, can effectively prevent magnet from splitting and come off.
Meanwhile, adopt the magnetic attracting device of this structure that driving power box is installed, make the dismounting of driving power box more convenient.
Accompanying drawing explanation
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but do not form any restriction of the present utility model.
Fig. 1 is the structural representation of the utility model magnetic attracting device;
Fig. 2 is embodiment 1 structural representation of the utility model driving power box;
Fig. 3 is embodiment 2 structural representation of the utility model driving power box;
Fig. 4 be Fig. 3 look up structural representation.
In figure: buffer protection seat 1, magnet 2, reverse taper hole 2a, lock screw 3, nut 4, bottom 5, installing hole 5a, box body 6, the breach 6a that steps down, seal cover 7, joint pin 8.
Detailed description of the invention
Consult shown in Fig. 1, a kind of magnetic attracting device of the present utility model, this magnetic attracting device primarily of hard buffer protection seat 1, be arranged on the magnet 2 in buffer protection seat 1 and the lock screw 3 be located on magnet 2 and buffer protection seat 1 forms, there is skid resistant course the buffer protection seat back side is one-body molded, skid resistant course can be spark line, also can be other embossing or the striped with skidproof effect, buffer protection seat 1 can be made like this can not to skid after mounting; Buffer protection seat 1 can adopt PP, PC or other has the hard material of certain cushioning effect, so when mounted, can play cushioning effect to magnet 2, effectively avoids it broken; Meanwhile, buffer protection seat 1 has some strength and it has the bathtub construction adapted with magnet 2, and also can play and gather magnet when magnet 2 is broken, avoid the effect that magnet is scattered, therefore buffer protection seat 1 can not be excessively soft.The nut of lock screw 3 is inverted cone-shaped structure, and described magnet 2 upper surface is provided with the reverse taper hole 2a adapted with lock screw 3 nut.The upper surface of lock screw 3 to be positioned at inside magnet 2 upper surface or equal with magnet 2 upper surface.Buffer protection seat 1 and magnet 2 are fixed on position to be installed by lock screw 3.
Preferably, described lock screw 3 has been threaded nut 4, and lock screw 3 and nut 4 coordinate and buffer protection seat 1 and magnet 2 be fixed on position to be installed.When position to be installed only there being screwed hole, without nut 4, directly lock screw 3 can be threaded with screwed hole.
Embodiment 1
Consult shown in Fig. 2, a kind of LED driving power box of the present utility model, comprise the bottom 5 and box body 6 that cooperatively interact, be respectively equipped with lambda line terminal stud and outlet terminal stud at box body 6 two ends, described lambda line terminal stud and/or box body 6 corresponding to outlet terminal stud are provided with removable seal cover 7.In the present embodiment, lambda line terminal stud and box body 6 corresponding to outlet terminal stud are equipped with removable seal cover 7.Described bottom 5 outer plate surface is provided with some installing hole 5a, installing hole 5a is internal thread hole, magnetic attracting device is equipped with at each installing hole 5a place, described magnetic attracting device primarily of buffer protection seat 1, be arranged on the magnet 2 in buffer protection seat 1 and the lock screw 3 be located on magnet 2 and buffer protection seat 1 forms, the upper surface of lock screw 3 to be positioned at inside magnet 2 upper surface or equal with magnet 2 upper surface, namely not higher than magnet 2 upper surface; Lock screw 3 is threaded with installing hole 5a and buffer protection seat 1 and magnet 2 is fixed on bottom 5.Power pack can be fixed on position to be installed by magnet 2.This structure, is applicable to the situation that position to be installed is steel construction.
Preferably, described installing hole 5a is positioned at bottom 5 edge, is provided with the step down breach 6a corresponding with installing hole 5a at box body 6 edge; The installing hole 5a end face being positioned at breach 6a side of stepping down is provided with nut 4, and lock screw 3 is threaded with nut 4 through installing hole 5a.
Embodiment 2
Consult shown in Fig. 3 and Fig. 4, a kind of LED driving power box of the present utility model, its structure is substantially the same manner as Example 1, and difference is, described bottom 5 outer plate surface is provided with some installing hole 5a, and installing hole 5a is internal thread hole.Described bottom 5 is provided with some joint pins 8, and joint pin 8 is provided with internal thread hole vertically, and seal cover 7 is threaded fixing by screw with corresponding internal thread hole with joint pin 8; The overall structure that described installing hole 5a and installing hole 5a corresponding with the internal thread hole on several joint pins 8 is formed in one with corresponding internal thread hole.In the present embodiment, respectively have two joint pins 8 at the two ends of bottom 5, installing hole 5a is corresponding bottom wherein two joint pins 8 at diagonal angle, and installing hole 5a coordinates formation one to run through the screwed hole of joint pin 8 and bottom 5 with the internal thread hole on joint pin 8.This structure, the structure of power pack is compacter, and magnetic attracting device is easier for installation.It should be noted that, in the present embodiment, when screw is self-tapping screw, the internal thread hole on installing hole 5a and joint pin 8 is all do not have threaded blind hole in an initial condition, and its internal thread is formed after self-tapping screw is shot.This is the common practise of this area, does not repeat them here.
Above illustrated embodiment is better embodiment of the present utility model, only be used for conveniently the utility model being described, not any pro forma restriction is done to the utility model, have in any art and usually know the knowledgeable, if do not depart from the utility model carry in the scope of technical characteristic, utilize the utility model disclose the Equivalent embodiments changing or modify in the done local of technology contents, and do not depart from technical characteristic content of the present utility model, all still belong in the scope of the utility model technical characteristic.