CN112333886A

CN112333886A - A constant current power supply and power supply equipment

Info

Publication number: CN112333886A
Application number: CN202011095315.0A
Authority: CN
Inventors: 叶华杰
Original assignee: Zhejiang Business Technology Institute
Current assignee: Shi Xiaowei
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-02-05
Anticipated expiration: 2040-10-14
Also published as: CN112333886B

Abstract

The invention discloses a constant current power supply and power supply equipment, which comprises a constant current power supply body, wherein the outer side of the constant current power supply body is connected with a connecting wire, and the outer end of the connecting wire is fixedly provided with a butt joint component for preventing reverse connection and poor connection contact.

Description

Constant current power supply and power supply equipment

Technical Field

The invention relates to the technical field of constant current power supplies, in particular to a constant current power supply and power supply equipment.

Background

The constant current power supply is called as a current stabilization power supply, and the current stabilization can also be called as a constant current, has similar meanings and can be generally not distinguished. Current regulated power supplies typically employ double layer windings. The effective part of the coil comprises a left effective side and a right effective side. By applying a stable voltage source across a fixed resistor, the current through the resistor must be constant.

The LED constant current power supply is one of LED power supplies, and is a voltage converter which converts power supply into specific voltage and current to drive an LED to emit light.

Disclosure of Invention

The present invention is directed to a constant current power supply and a power supply device, which avoid the occurrence of connection errors and poor contact, etc., to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the power supply equipment comprises a constant current power supply body, wherein a connecting wire is connected to the outer side of the constant current power supply body, and a butt joint assembly for preventing reverse connection and poor connection contact is fixed at the outer end of the connecting wire.

Preferably, the butt joint subassembly is including inserting shell and socket, it is connected with the inner shell to rotate through the bearing in the shell to insert, install the contact pin in the inner shell, and the inner shell tail end is fixed with the connecting wire, it is fixed with two spacing posts to insert the shell outside, and inserts the shell and peg graft each other with the socket, inner shell port department inner wall is fixed with the regulation post, realizes being connected constant current power supply and LED lamp source through the butt joint subassembly to make its connect the stable condition such as inserting mistake and contact failure that does not appear.

Preferably, the socket includes the cover shell, the cover shell inner wall with insert shell outer wall sliding connection, and the cover shell internal fixation has the connection shell, the connection shell internal fixation have with the seat that holds of contact pin looks adaptation, and open the connection shell outside has the shifting chute and turns to the groove, turn to groove and shifting chute all with regulation post sliding connection, and turn to groove and shifting chute and communicate, the cover shell both sides are all opened has the spacing mouth with spacing post sliding connection, and cover shell both sides inner wall all is fixed with chucking spare, the connection shell tail end passes through the electric wire and is connected with the LED lamp source, through the socket in the shifting chute with turn to mutually supporting in groove for when the inner shell inserts, can automatic alignment, avoid appearing inserting wrong condition and take place.

Preferably, insert the shell inner wall and be fixed with two and inhale the iron plate, and the inner shell outside corresponds inhales the iron plate position and is fixed with two iron sheets, inhales the iron and reaches the inter attraction between the iron sheet fast for spacing post is in a horizontal plane with adjusting the post all the time, convenient grafting.

Preferably, insert the shell outer wall and be fixed with the antiskid ribbed tile, the antiskid ribbed tile plays anti-skidding effect, makes personnel's use more convenient.

Preferably, chucking spare includes the V template, V template internal fixation has a plurality of telescopic links, and a plurality of telescopic link tops and cover shell top inner wall are fixed, arbitrary one the telescopic link outside is fixed with the limiting plate, and telescopic link outside cover has the spring, the spring both ends are fixed with limiting plate and V template respectively, the cover shell inner wall corresponds V template position department and is fixed with the offset, V template both ends all are fixed with the regulation pole, and the cover shell both sides open have with adjust pole sliding connection's sliding tray, two adjust the pole outer end and be fixed with the regulating plate, strengthen the joint intensity of inserting the shell through chucking spare, avoid appearing contact failure scheduling problem.

Preferably, the V-shaped inboard is opened there is the arc wall, and the arc wall has carries out the effect of laminating chucking to spacing post for it is not hard up easily to insert the shell and can not appear after inserting.

A constant-current power supply comprises a DC input end, an anti-reverse connection circuit, a booster circuit, a constant-current output end, a waveband switch end and a MUC single-chip microcomputer control module, wherein the DC input end is connected with the anti-reverse connection circuit, the anti-reverse connection circuit is connected with the booster circuit, the output end of the booster circuit is connected with a constant-current driving module, the outer end of the constant-current driving module is connected with the constant-current output end, and the MUC single-chip microcomputer control module and the waveband switch end are connected with the constant-current driving module.

Compared with the prior art, the invention has the beneficial effects that:

the invention ensures the stability of the constant current power supply body and the LED lamp source when in butt joint by utilizing the butt joint assembly, enables the plug shell to automatically turn when being inserted by mutually matching the rotating groove and the turning groove, avoids the problem of wrong connection of a live wire and a zero line, and avoids the occurrence of poor contact when not connected and connected by utilizing the clamping piece;

the constant current power supply converts the electric energy of the battery into the constant current for output, the core part of the design is a DC/DC steady-current voltage converter, the DC/DC voltage converter completes the conversion of different direct current voltage values, and the constant current output is realized through a constant current control circuit after the voltage conversion.

Drawings

FIG. 1 is a schematic view of the overall configuration of the present invention;

FIG. 2 is a schematic view of a connection state structure of the docking assembly according to the present invention;

FIG. 3 is a partial cross-sectional view of the socket of the present invention;

FIG. 4 is a partial cross-sectional view of another angle structure of the socket of the present invention;

FIG. 5 is a schematic view of the internal structure of the insert shell according to the present invention;

FIG. 6 is a schematic view of the outer side structure of the insert case according to the present invention;

FIG. 7 is a schematic view of a retainer of the present invention;

FIG. 8 is an enlarged view taken at A in FIG. 4;

FIG. 9 is an enlarged view of FIG. 5 at B;

fig. 10 is a schematic diagram of the connection of the constant current power supply module according to the present invention.

In the figure: 1-a constant current power supply body; 2-connecting wires; 3-a docking assembly; 4-inserting the shell; 5-a socket; 6-inner shell; 7-a limiting column; 8-a conditioning column; 9-a casing; 10-a connecting shell; 11-a moving slot; 12-a diverting groove; 13-a limiting port; 14-a clip; 15-a magnet block; 16-iron sheet; 17-anti-skid plates; 18-V type plate; 19-a telescopic rod; 20-a limiting plate; 21-a spring; 22-a resisting plate; 23-adjusting the rod; 24-a sliding groove; 25-adjusting plate; 26-an arc-shaped groove; 27-a DC input; 28-anti-reverse connection circuit; 29-a boost circuit; 30-constant current output end; 31-band switch switching terminal; 32-MUC single chip microcomputer control module; 33-constant current driving module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, a power supply device shown in the figure includes a constant current power supply body 1, a connection line 2 is connected to an outer side of the constant current power supply body 1, the connection line 2 includes a zero line and a live line, and a butt joint component 3 for preventing reverse connection and poor connection contact is fixed to an outer end of the connection line 2.

The butt joint assembly 3 comprises an inserting shell 4 and a socket 5, an inner shell 6 is rotatably connected in the inserting shell 4 through a bearing, an inserting needle is installed in the inner shell 6 and conducts electricity through the inserting needle, the tail end of the inner shell 6 is fixed with the connecting wire 2, two limiting columns 7 are fixed on the outer side of the inserting shell 4, the inserting shell 4 and the socket 5 are mutually inserted, and an adjusting column 8 is fixed on the inner wall of a port of the inner shell 6;

two iron absorbing blocks 15 are fixed on the inner wall of the inserting shell 4, two iron sheets 16 are fixed on the outer side of the inner shell 6 corresponding to the iron absorbing blocks 15, and the adjusting column 8 and the limiting column 7 are always in a uniform horizontal plane through the attraction of the iron absorbing blocks 15 and the iron sheets 16;

meanwhile, the socket 5 comprises a casing 9, the inner wall of the casing 9 is slidably connected with the outer wall of the plug-in housing 4, a connecting housing 10 is fixed in the casing 9, a containing seat matched with the plug pin is fixed in the connecting housing 10, the plug pin is clamped with the containing seat after being inserted, a moving groove 11 and a turning groove 12 are formed in the outer side of the connecting housing 10, the turning groove 12 and the moving groove 11 are both slidably connected with an adjusting post 8, the turning groove 12 is communicated with the moving groove 11, both sides of the casing 9 are provided with a limiting port 13 slidably connected with a limiting post 7, inner walls of both sides of the casing 9 are both fixed with clamping pieces 14, the tail end of the connecting housing 10 is connected with an LED lamp source through an electric wire, the position of the plug pin in the inner housing 6 is uncertain after the plug-in housing 4 is inserted, the plug pin is connected with the turning groove 12 or the moving groove 11 through the adjusting post 8 at the moment, but when the positions are opposite, the, therefore, the positions of the contact pins are switched, and wrong connection is avoided;

in order to facilitate the insertion of the insertion shell 4 and the sleeve shell 9 by personnel, an anti-slip plate 17 is fixed on the outer wall of the insertion shell 4 to improve the friction force and facilitate the holding of the personnel;

the plugging principle of the plug shell 4 and the socket 5 is as follows: the personnel hold earlier and insert the antiskid ribbed tile 17 at 4 both ends of shell, will insert shell 4 and aim at cover shell 9, then insert, inhale under the effect of iron piece 15 and iron sheet 16, spacing post 7 when with spacing mouthful 13 sliding connection, can make regulation post 8 and shifting chute 11 or turn to groove 12 and be connected, be connected with shifting chute 11 under the condition that does not have the direction to miss, the direction has been wrong adjusts inner shell 6 through turning to groove 12 and turns to, and make regulation post 8 and shifting chute 11 be connected and remove, make the contact pin and hold the seat connection at last, accomplish the grafting process.

In addition, the clamping member 14 comprises a V-shaped plate 18, a plurality of telescopic rods 19 are fixed in the V-shaped plate 18, the top ends of the plurality of telescopic rods 19 are fixed to the inner wall of the top end of the casing 9, a limiting plate 20 is fixed to the outer side of any one of the telescopic rods 19, a spring 21 is sleeved on the outer side of the telescopic rod 19, two ends of the spring 21 are respectively fixed to the limiting plate 20 and the V-shaped plate 18, a supporting plate 22 is fixed to the inner wall of the casing 9 at a position corresponding to the V-shaped plate 18, adjusting rods 23 are fixed to two ends of the V-shaped plate 18, sliding grooves 24 in sliding connection with the adjusting rods 23 are formed in two sides of the;

to the inboard arc wall 26 that opens of V-arrangement board 18, the setting up of arc wall 26 makes V-arrangement board 18 inseparabler with the contact of spacing post 7, avoids appearing becoming flexible.

The clamping piece 14 is limited and adjusted: after inserting shell 4 and socket 5 and pegging graft, can make spacing post 7 remove in spacing mouth 13, contact until spacing post 7 and V template 18 oblique end, again under the propelling movement of external force, make V template 18 rise, thereby make spacing post 7 remove the V template 18 other end, and laminate with arc wall 26, thereby avoid appearing not connecing and connecing the bad condition of back contact to take place, simultaneously when dismantling, only need personnel to promote regulating plate 25, make V template 18 rise, both can realize taking out spacing post 7, realize inserting shell 4's dismantlement.

Meanwhile, the constant-current power supply comprises a DC input end 27, an anti-reverse connection circuit 28, a booster circuit 29, a constant-current output end 30, a waveband switch switching end 31 and an MUC single-chip microcomputer control module 32, wherein the DC input end 27 is connected with the anti-reverse connection circuit 28, the anti-reverse connection circuit 28 is connected with the booster circuit 29, the output end of the booster circuit 29 is connected with a constant-current driving module 33, the outer end of the constant-current driving module 33 is connected with the constant-current output end 30, and the MUC single-chip microcomputer control module 32 and the waveband switch switching end 31 are connected with the constant-current driving module 33;

the invention converts the electric energy of the battery into constant current for output, the core part of the design is a DC/DC steady-current voltage converter, the DC/DC voltage converter completes the conversion of different DC voltage values, the constant current output is realized through a constant current control circuit after the voltage conversion, the high-brightness white light LED is driven, the designed power supply has two functions of boosting and constant current, the boosting part is realized through the DC/DC, the boosted output current is easy to be interfered and unstable, and a steady-current control circuit is required to be arranged. The whole circuit has two output modes, namely a continuous output mode and a pulse output mode, the current can be set to different control gears, the load resistance is increased, and when the output voltage is higher than a set value, the DC/DC constant-current converter has the functions of overvoltage protection and alarm, the energy conversion efficiency is high, and when the output current is 200mA and the output voltage is 10V, the output efficiency is higher than 80%.

In this scheme, insert shell 4, inner shell 6, cover shell 9 and connect shell 10 and all adopt non-conductive material to make, wherein insert shell 4 outer wall and cover shell 9 inner wall sliding connection, inner shell 6 inner wall and connect shell 10 outer wall sliding connection.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A power supply device, comprising a constant current power supply body (1), and a connecting wire (2) is connected to the outside of the constant current power supply body (1), characterized in that: the outer end of the connecting wire (2) is fixed with a preventing Reverse and connect the butt assembly (3) with poor contact.

2 . The power supply device according to claim 1 , wherein the docking assembly ( 3 ) comprises a socket ( 4 ) and a socket ( 5 ), and the socket ( 4 ) is rotatably connected with a bearing through a bearing. an inner shell (6), a pin is installed in the inner shell (6), the end of the inner shell (6) is fixed with the connecting wire (2), and two limit posts are fixed on the outside of the insertion shell (4) (7), and the inserting shell (4) and the socket (5) are inserted into each other, and an adjusting column (8) is fixed on the inner wall of the port of the inner shell (6).

3. A power supply device according to claim 2, characterized in that: the socket (5) comprises a casing (9), and the inner wall of the casing (9) is slidably connected with the outer wall of the socket (4), and A connecting shell (10) is fixed in the sleeve shell (9), a accommodating seat adapted to the pins is fixed in the connecting shell (10), and a moving groove (11) and a steering wheel are opened on the outside of the connecting shell (10). A groove (12), the steering groove (12) and the moving groove (11) are both slidably connected with the adjusting column (8), and the steering groove (12) is communicated with the moving groove (11), the sleeve (9) Limit openings (13) that are slidably connected to the limit post (7) are opened on both sides, and clamping pieces (14) are fixed on the inner walls of both sides of the casing (9). The tail end of the connecting shell (10) Connect with the LED light source by wire.

4. A power supply device according to claim 3, characterized in that: two iron-absorbing blocks (15) are fixed on the inner wall of the insert shell (4), and the outer side of the inner shell (6) corresponds to the iron-absorbing blocks (15). ) are fixed with two iron pieces (16).

5 . The power supply device according to claim 4 , characterized in that: an anti-skid plate ( 17 ) is fixed on the outer wall of the plug-in housing ( 4 ). 6 .

6. A power supply device according to claim 5, characterized in that: the clamping member (14) comprises a V-shaped plate (18), and a plurality of telescopic rods (18) are fixed in the V-shaped plate (18). 19), and the tops of a plurality of telescopic rods (19) are fixed to the inner wall of the top of the casing (9), a limit plate (20) is fixed on the outside of any one of the telescopic rods (19), and a spring is sleeved on the outside of the telescopic rods (19). (21), the two ends of the spring (21) are respectively fixed with the limit plate (20) and the V-shaped plate (18), and the inner wall of the casing (9) is fixed with a counter plate at the position corresponding to the V-shaped plate (18). (22), both ends of the V-shaped plate (18) are fixed with adjustment rods (23), and two sides of the sleeve (9) are provided with sliding grooves (24) slidingly connected with the adjustment rod (23), two An adjusting plate (25) is fixed on the outer end of the adjusting rod (23).

7 . The power supply device according to claim 6 , wherein an arc-shaped groove ( 26 ) is opened on the inner side of the V-shaped plate ( 18 ). 8 .

8. A constant current power supply according to claim 7, comprising a DC input terminal (27), an anti-reverse connection circuit (28), a boost circuit (29), a constant current output terminal (30), and a band switch switching terminal (31) and the MUC microcontroller control module (32), characterized in that: the DC input terminal (27) is connected to the anti-reverse connection circuit (28), and the anti-reverse connection circuit (28) is connected to the booster circuit (29) , the output end of the boost circuit (29) is connected with a constant current drive module (33), and the outer end of the constant current drive module (33) is connected with the constant current output end (30), the MUC microcontroller control module (32) and The switching ends (31) of the band switches are all connected with the constant current driving module (33).