CN110460223B

CN110460223B - Novel switching power supply

Info

Publication number: CN110460223B
Application number: CN201910739571.XA
Authority: CN
Inventors: 岑磊; 岑玲; 池玉东; 王霞
Original assignee: Hefei Tongyong Power Equipment Co ltd
Current assignee: Hefei Tongyong Power Equipment Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2021-01-08
Anticipated expiration: 2039-08-12
Also published as: CN110460223A

Abstract

The invention discloses a novel switching power supply, and relates to the technical field of switching power supplies. The invention comprises a switch power supply body, wherein one end of the switch power supply body is provided with a wire holder; the wiring seat is provided with a plurality of wiring terminals, and a supporting plate is arranged at one opposite edge of the bottom of the switching power supply body; a connecting plate is horizontally arranged between the two supporting plates; the connecting plate is provided with sliding plates which are in one-to-one correspondence with the binding posts in a sliding way; one end of the sliding plate is provided with a supporting column; the top of the supporting column is provided with a first groove for accommodating a conducting wire; two upright posts are arranged on the two supporting plates; the two upright posts are positioned at one end of the switching power supply body, which is provided with the wire holder, and are connected with each other through a cross rod; the cross bar is rotatably provided with pressing plates which correspond to the support columns one by one; and a second groove corresponding to the first groove is formed in one end, far away from the cross rod, of the pressing plate. The invention limits the external wiring by matching the supporting column and the pressing plate, thereby avoiding the occurrence of short circuit caused by the crossing of the external wiring at the connecting part.

Description

Novel switching power supply

Technical Field

The invention belongs to the technical field of switching power supplies, and particularly relates to a novel switching power supply.

Background

The switching power supply is a power supply which utilizes modern power electronic technology to control the on-off time ratio of a switching tube and maintain stable output voltage, and generally consists of a Pulse Width Modulation (PWM) control IC and a MOSFET. With the development and innovation of power electronic technology, the technology of the switching power supply is continuously innovated. At present, the switching power supply is widely applied to almost all electronic devices with the characteristics of small size, light weight and high efficiency, and is an indispensable power supply mode for the rapid development of the electronic information industry at present.

The wiring connection base of present switching power supply box most passes through the binding screw with outside wiring and realizes the wiring, and after the wiring, outside wiring is crisscross together easily, and the short circuit easily takes place, and mixed and disorderly crisscross outside wiring influences wholly pleasing to the eye, only through binding screw fixed tensile strength difference in addition, takes off very easily during the pull.

Disclosure of Invention

The invention aims to provide a novel switching power supply, wherein a sliding plate capable of sliding is arranged at the bottom of a switching power supply body, a supporting column is arranged at the top of one end of the sliding plate, and a first groove for accommodating a lead is arranged at the top of the supporting column; arranging upright columns on two opposite sides of the switching power supply body, wherein the upright columns are connected through a cross rod; the cross bar is rotatably provided with press plates which are in one-to-one correspondence with the support columns; the second recess has been seted up with the tip of the one end of support column contact to the clamp plate, the constant head tank has been seted up to the clamp plate near the one side of support column, the top of support column is equipped with constant head tank complex reference column, carry on the emergence of spacing outside wiring of avoiding appearing alternately leading to the short circuit in the junction through the cooperation of support column and clamp plate, the cooperation of support column and clamp plate also can play certain fixed action to outside wiring simultaneously, outside wiring is avoided droing from the binding screw when the pull wire, the connection terminal that has solved current switching power supply box mostly passes through the binding screw with outside wiring and realizes the wiring, after the wiring, outside wiring is crisscross together easily, the short circuit easily takes place, mixed and disorderly crisscross outside wiring influences wholly beautifully, only it is poor only through the fixed tensile strength of binding screw in addition, the very easy problem.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a novel switching power supply, which comprises a switching power supply body, wherein one end of the switching power supply body is provided with a wire holder; the wiring seat is provided with a plurality of wiring terminals, and one opposite edge of the bottom of the switch power supply body is provided with a supporting plate along the length direction of the switch power supply body; a connecting plate is horizontally arranged between the two supporting plates; the connecting plate is provided with sliding plates which correspond to the binding posts one by one in a sliding manner; one end of the sliding plate is provided with a supporting column; the top of the supporting column is provided with a first groove for accommodating a conducting wire;

the connecting plate is also provided with locking mechanisms which correspond to the sliding plates one by one and are used for locking the sliding plates; an upright post is arranged on each of the two supporting plates; the two upright columns are positioned at one end of the switching power supply body, which is provided with the wire holder; the two upright posts are connected through a cross bar; the cross rods are rotatably provided with press plates which correspond to the support columns one by one; one end of the pressing plate, which is far away from the cross rod, is provided with a second groove corresponding to the first groove; the clamp plate is close to the one side of support column and is equipped with the constant head tank, the top of support column is equipped with the reference column with constant head tank complex.

Further, a third groove is formed in the lower surface of the sliding plate; a rack is arranged in the third groove; the connecting plate is provided with mounting grooves corresponding to the sliding plates one by one; a gear is rotatably arranged in the mounting groove through a rotating shaft; the gear is meshed with the rack.

Further, the locking mechanism comprises a mounting block, a screw rod and a positioning block; the mounting block is fixedly mounted at the bottom of the connecting plate and is positioned on one side of the mounting groove; the screw penetrates through the mounting block and is in threaded connection with the mounting block; the screw rod is arranged in parallel with the connecting plate; the positioning block is rotatably arranged at one end of the screw rod; the positioning block is used for being clamped between two adjacent teeth of the corresponding gear to limit the gear.

Further, the positioning block is triangular; and a hand wheel is fixedly arranged at one end of the screw rod, which is far away from the positioning block.

Furthermore, a positioning slide bar is arranged on the lower surface of the slide plate along the length direction of the switching power supply body; and the connecting plate is provided with sliding grooves which correspond to the positioning sliding strips one to one.

Furthermore, the upper surface of the switching power supply body is provided with an accommodating groove for accommodating the pressing plate.

Further, a rubber cushion layer is arranged in the second groove.

The invention has the following beneficial effects:

1. the external connection is limited by the matching of the supporting column and the pressing plate, so that the short circuit caused by the crossing of the external connection at the connecting part is avoided, meanwhile, the matching of the supporting column and the pressing plate can also play a certain fixing role on the external connection, and the external connection is prevented from falling off from a connection screw when a lead is pulled.

2. The invention can arrange the external leads orderly, and the whole body is more beautiful.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the novel switching power supply of the present invention;

FIG. 2 is a left side view of FIG. 1;

fig. 3 is a schematic structural diagram of the novel switching power supply of the present invention from another view angle;

FIG. 4 is a schematic view of an installation structure of the switching power supply body, the support plate and the connecting plate;

FIG. 5 is a schematic view of an installation structure of the slide plate and the support column;

FIG. 6 is a schematic view of the platen;

in the drawings, the components represented by the respective reference numerals are listed below:

1-a switching power supply body, 2-a wire holder, 3-a wiring terminal, 4-a supporting plate, 5-a connecting plate, 6-a sliding plate, 7-a supporting column, 701-a first groove, 8-a locking mechanism, 9-a vertical column, 10-a cross rod, 11-a pressing plate, 1101-a second groove, 1102-a positioning groove, 12-a positioning column, 601-a third groove, 602-a rack, 603-a positioning sliding strip, 501-a mounting groove, 502-a sliding groove, 13-a gear, 801-a mounting block, 802-a screw rod, 803-a positioning block, 804-a hand wheel, 101-a containing groove and 14-a rubber cushion layer.

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.

In the description of the present invention, it is to be understood that the terms "edge," "one end," "lower," "upper," "top," "inner," and the like are used merely for convenience in describing the invention and to simplify the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.

Referring to fig. 1-6, the present invention is a novel switching power supply, which includes a switching power supply body 1, wherein one end of the switching power supply body 1 is provided with a wire holder 2; five binding posts 3 are arranged on the wire holder 2, the binding posts 3 are fixed by binding screws, and a supporting plate 4 is welded on one opposite edge of the bottom of the switch power supply body 1 along the length direction of the switch power supply body 1; a connecting plate 5 is horizontally arranged between the two supporting plates 4; the connecting plate 5 is provided with sliding plates 6 which correspond to the binding posts 3 one by one in a sliding way; one end of the sliding plate 6 is provided with a supporting column 7; the top of the supporting column 7 is provided with a first groove 701 for accommodating a lead; the lower surface of the sliding plate 6 is provided with a third groove 601; a rack 602 is arranged in the third groove 601, and specifically, the rack 602 is fixed at the bottom of the third groove 601 by welding or a tooth is directly formed at the bottom of the third groove 601 to form the rack 602. The connecting plate 5 is provided with mounting grooves 501 corresponding to the sliding plates 6 one by one, and in specific implementation, the mounting grooves 501 are formed along the length direction of the rack 602; a gear 13 is rotatably arranged in the mounting groove 501 through a rotating shaft; the gear 13 is meshed with the rack 602; the lower surface of the sliding plate 6 is provided with two positioning sliding strips 603 along the length direction of the switching power supply body 1, and the two positioning sliding strips 603 are arranged on two sides of the third groove 601 in parallel as shown in fig. 5; the connecting plate 5 is provided with sliding grooves 502 corresponding to the positioning sliding strips 603 one by one, as shown in fig. 4.

The connecting plate 5 is also provided with locking mechanisms 8 which correspond to the sliding plates 6 one by one and are used for locking the sliding plates 6; the two supporting plates 4 are respectively provided with a stand column 9; the two upright posts 9 are positioned at one end of the switching power supply body 1, which is provided with the wire holder 2; the two upright posts 9 are connected through a cross bar 10; the cross rod 10 is rotatably provided with press plates 11 which correspond to the support columns 7 one by one; one end of the pressure plate 11, which is far away from the cross rod 10, is provided with a second groove 1101 corresponding to the first groove 701; one side of the pressing plate 11 close to the supporting column 7 is provided with a positioning groove 1102, and the top of the supporting column 7 is provided with a positioning column 12 matched with the positioning groove 1102.

Description of the use procedure: when wiring is needed, one end of an external lead is fixed on the wiring terminal 3 through a wiring screw on the wiring terminal 3, the sliding plate 6 corresponding to the wiring terminal 3 connected with the external lead is moved, so that the supporting column 7 moves towards the direction far away from the switch power supply body 1, specifically, the gear 13 drives the rack 602 to move by manually rotating the gear 13, so as to realize the movement of the sliding plate 6, and the sliding plate is fixed by the locking mechanism 8 after moving to a proper position, wherein the proper position can be set, when the sliding plate 6 moves to the proper position, the corresponding pressing plate 11 is rotated, the positioning column 12 at the top of the supporting column 7 is just inserted into the positioning groove 1102 of the pressing plate 11, at the moment, the external lead is clamped between the first groove 701 and the second groove 1101, and the supporting column 7 has a certain distance from the wiring terminal 3, so that short circuit caused by crossing of the lead at the wiring position can be effectively avoided. To and do not connect the terminal 3 of external wire, the one side laminating of its support column 7 that corresponds is in the one side that switch power supply body 1 was kept away from to wire holder 2, and corresponding clamp plate 11 overturns the top of switch power supply body 1, so can enough save space, seem pleasing to the eye again. The invention can effectively avoid short circuit caused by crossing at the connecting position when the external lead is connected, and can play a certain fixing role on the external lead to avoid the external lead falling off from a connecting screw when the lead is pulled.

The locking mechanism 8 comprises an installation block 801, a screw rod 802 and a positioning block 803; the mounting block 801 is fixedly mounted at the bottom of the connecting plate 5 and is positioned at one side of the mounting groove 501; the screw 802 penetrates through the mounting block 801 and is in threaded connection with the mounting block 801; the screw 802 is arranged in parallel with the connecting plate 5; the positioning block 803 is rotatably mounted at one end of the screw 802; the positioning block 803 is used for being clamped between two adjacent teeth of the corresponding gear 13 to limit the gear 13. After the sliding plate 6 moves to a proper position, the screw 802 of the corresponding locking mechanism 8 is manually rotated, so that the positioning block 803 is clamped between two adjacent teeth of the corresponding gear 13, and the corresponding gear 13 is positioned without being rotated.

Wherein, the positioning block 803 is triangular; a hand wheel 804 is fixedly arranged at one end of the screw rod 802 far away from the positioning block 803.

Wherein, the upper surface of the switching power supply body 1 is provided with an accommodating groove 101 for accommodating the pressing plate 11. Thus, the pressing plate 11 can be received in the accommodating groove 101 when the pressing plate 11 is not used, so that the space is saved, and the whole body is more attractive.

Wherein a rubber cushion layer 14 is arranged in the second groove 1101. Thus, the second groove 110 can be prevented from being clamped on the wire to damage the surface of the wire.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A novel switching power supply comprises a switching power supply body (1), wherein one end of the switching power supply body (1) is provided with a wire holder (2); the wiring seat (2) is provided with a plurality of wiring terminals (3), and is characterized in that a supporting plate (4) is arranged on one opposite edge of the bottom of the switch power supply body (1) along the length direction of the switch power supply body (1); a connecting plate (5) is horizontally arranged between the two supporting plates (4); the connecting plate (5) is provided with sliding plates (6) which correspond to the binding posts (3) one by one in a sliding manner; one end of the sliding plate (6) is provided with a supporting column (7); the top of the supporting column (7) is provided with a first groove (701) for accommodating a lead;

the connecting plate (5) is also provided with locking mechanisms (8) which correspond to the sliding plates (6) one by one and are used for locking the sliding plates (6); an upright post (9) is arranged on each of the two supporting plates (4); the two upright posts (9) are positioned at one end of the switching power supply body (1) provided with the wire holder (2); the two upright posts (9) are connected through a cross bar (10); the cross rod (10) is rotatably provided with press plates (11) which correspond to the support columns (7) one by one; one end of the pressure plate (11) far away from the cross rod (10) is provided with a second groove (1101) corresponding to the first groove (701); one side of the pressing plate (11) close to the supporting column (7) is provided with a positioning groove (1102), and the top of the supporting column (7) is provided with a positioning column (12) matched with the positioning groove (1102).

2. The novel switching power supply according to claim 1, characterized in that a third groove (601) is formed on the lower surface of the sliding plate (6); a rack (602) is arranged in the third groove (601); the connecting plate (5) is provided with mounting grooves (501) which correspond to the sliding plates (6) one by one; a gear (13) is rotatably arranged in the mounting groove (501) through a rotating shaft; the gear (13) is meshed with the rack (602).

3. The novel switching power supply according to claim 2, characterized in that the locking mechanism (8) comprises a mounting block (801), a screw (802) and a positioning block (803); the mounting block (801) is fixedly mounted at the bottom of the connecting plate (5) and is positioned on one side of the mounting groove (501); the screw (802) penetrates through the mounting block (801) and is in threaded connection with the mounting block (801); the screw (802) and the connecting plate (5) are arranged in parallel; the positioning block (803) is rotatably arranged at one end of the screw rod (802); the positioning block (803) is used for being clamped between two adjacent teeth of the corresponding gear (13) to limit the gear (13).

4. The novel switching power supply according to claim 3, wherein the positioning block (803) is triangular; and a hand wheel (804) is fixedly arranged at one end of the screw rod (802) far away from the positioning block (803).

5. The novel switching power supply according to claim 2, characterized in that the lower surface of the sliding plate (6) is provided with a positioning slide bar (603) along the length direction of the switching power supply body (1); and the connecting plate (5) is provided with sliding grooves (502) which are in one-to-one correspondence with the positioning sliding strips (603).

6. The novel switching power supply according to claim 1, wherein the upper surface of the switching power supply body (1) is provided with a receiving groove (101) for receiving the pressing plate (11).

7. The novel switching power supply according to claim 1, wherein a rubber cushion (14) is provided in the second groove (1101).