CN215682114U

CN215682114U - Step-down switching power supply based on triode parallel structure

Info

Publication number: CN215682114U
Application number: CN202122111903.5U
Authority: CN
Inventors: 王俊宾
Original assignee: Guangzhou Ousong Electronic Technology Co ltd
Current assignee: Guangzhou Ousong Electronic Technology Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-28
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a voltage reduction type switching power supply based on a triode parallel structure, which comprises a base, wherein a switching power supply body is arranged at the top of the base, a sliding groove is formed in the outer wall of the top of the base, a double-line screw rod is connected between the inner walls of the two sides of the sliding groove through a bearing, a knob is welded to the outer portion of the base after the double-line screw rod extends to the outer portion of the base, two sliding blocks are connected inside the sliding groove in a sliding mode, the two sliding blocks are respectively in threaded connection with the double-line screw rod, a clamping block is welded to the outer wall of the top of each sliding block, the switching power supply body comprises a shell and a bottom plate, a clamping opening is formed in the outer wall of the bottom plate, a supporting column is welded to the outer wall of the top of the bottom plate, and the top end of the supporting column is connected with a main control plate through a bolt. According to the utility model, through the arrangement of the double-thread screw rod, the sliding blocks and the clamping blocks, the two sliding blocks are driven to move by the rotation of the double-thread screw rod, so that the two clamping blocks are clamped with the bayonet at the bottom of the bottom plate, and the switching power supply body is convenient to disassemble and assemble.

Description

Step-down switching power supply based on triode parallel structure

Technical Field

The utility model relates to the technical field of switching power supplies, in particular to a voltage reduction type switching power supply based on a triode parallel structure.

Background

The voltage reduction type switching power supply is an important circuit structure in a direct current brushless controller, and a circuit is designed in the voltage reduction type switching power supply in a mode of connecting triodes in parallel, so that the performance of the switching power supply is better.

The voltage reduction type switching power supply in the prior art is inconvenient to install, so that the switching power supply is troublesome to install and disassemble, and the voltage reduction type switching power supply does not have an energy-saving effect, so that electric energy is wasted when the switching power supply is used. Therefore, it is desirable to design a buck switching power supply based on a triode parallel structure to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of inconvenience in installation and insufficient energy saving in use in the prior art, and provides a buck switching power supply based on a triode parallel structure.

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

the utility model provides a step-down switching power supply based on triode parallel structure, includes the base, the top of base is provided with the switching power supply body, the top outer wall of base is opened there is the spout, be connected with double-line screw rod through the bearing between the both sides inner wall of spout, the outside welding that double-line screw rod extends to the base has the knob, the inside sliding connection of spout has two sliders, two the slider respectively with double-line screw rod threaded connection, the top outer wall welding of slider has the fixture block, the switching power supply body includes casing and bottom plate, the bottom outer wall of bottom plate is opened there is the bayonet socket.

Furthermore, the welding of the top outer wall of bottom plate has the pillar, there is the main control board top of pillar through bolted connection, the top outer wall of main control board is provided with temperature control module and temperature sensor.

Furthermore, the inner wall of one side of the shell is connected with a cooling fan through a bolt, and the cooling fan and the temperature sensor are electrically connected with the temperature control module through leads respectively.

Further, air outlets are formed in the outer walls of the two sides of the shell, and filter screens are arranged inside the air outlets.

Furthermore, the inner walls of the two sides of the shell are integrally formed with matching blocks, the outer wall of the top of one side of each matching block is provided with a matching groove, and the matching grooves are matched with the clamping blocks.

Furthermore, a plurality of inserting columns are welded on the outer wall of the bottom plate, conical ends are arranged at the bottom ends of the inserting columns, inserting holes are formed in the outer wall of the top of the base, and the inserting columns are matched with the inserting holes.

Furthermore, the outer wall welding of the both sides of base has the mounting panel, the top outer wall of mounting panel is opened there is the mounting hole.

The utility model has the beneficial effects that:

1. through the double-line screw rod, the slider and the fixture block that set up, utilize the rotation of double-line screw rod to drive two sliders and move, and then make two fixture blocks carry out the joint with the bayonet socket of bottom plate bottom for switching power supply body is convenient for dismantle the effect with the installation.

2. Through the temperature control module, temperature sensor and the radiator fan who sets up, utilize temperature sensor to monitor the temperature of the inside of casing for carry out automatic fortune shape through temperature control module control radiator fan when the high temperature, consequently realized the effect of energy-conserving when switching power supply body uses.

3. Through the cooperation piece and the cooperation mouth that set up, utilize cooperation piece and cooperation mouth and fixture block to carry out the adaptation for switching power supply body's casing and bottom plate need not to carry out bolted connection can realize and the base between fixed, and then make switching power supply body when assembling more convenient effect.

4. Through the inserting column, the conical end and the inserting hole which are arranged, the conical end of the inserting column at the bottom of the bottom plate is inserted into the inserting hole, so that the switch power supply body and the base are more convenient to position.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a buck switching power supply based on a triode parallel structure according to the present invention;

fig. 2 is a schematic diagram of a base structure of a buck switching power supply based on a triode parallel structure according to the present invention;

fig. 3 is a schematic diagram of a bottom plate structure of a buck switching power supply based on a triode parallel structure according to the present invention;

fig. 4 is a control flow chart of the buck switching power supply based on the triode parallel structure according to the present invention.

In the figure: the temperature control device comprises a base 1, a sliding groove 2, a double-line screw rod 3, a sliding block 4, a clamping block 5, a mounting plate 6, a mounting hole 7, a knob 8, a plug-in column 9, a conical end 10, a plug-in hole 11, a bayonet 12, a main control board 13, a supporting column 14, a matching block 15, a matching groove 16, a temperature sensor 17, a temperature control module 18, a cooling fan 19, an air outlet 20, a filter screen 21, a switching power supply body 22, a shell 23 and a bottom plate 24.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a buck switching power supply based on a triode parallel structure comprises a base 1, a switching power supply body 22 is arranged at the top of the base 1, the switching power supply body 22 is a buck switching power supply based on a triode parallel structure in the prior art, a chute 2 is formed in the outer wall of the top of the base 1, a double-line screw 3 is connected between the inner walls of two sides of the chute 2 through a bearing, the double-line screw 3 is provided with two lines with opposite spiral directions, a knob 8 is welded outside the double-line screw 3 extending to the base 1, the double-line screw 3 is conveniently rotated by the knob 8, two sliding blocks 4 are slidably connected inside the chute 2, the two sliding blocks 4 are respectively in threaded connection with the double-line screw 3, a clamping block 5 is welded on the outer wall of the top of the sliding block 4, the switching power supply body 22 comprises a shell 23 and a bottom plate 24, and a bayonet 12 is formed on the outer wall of the bottom plate 24, the bottom plate 24 is fixed with the base 1 by the cooperation of the clamping block 5 and the bayonet 12.

Further, a support column 14 is welded on the outer wall of the top of the bottom plate 24, a main control board 13 is connected to the top end of the support column 14 through a bolt, the main control board 13 is a circuit board of the switching power supply body 22, a temperature control module 18 and a temperature sensor 17 are arranged on the outer wall of the top of the main control board 13, the model of the temperature control module 18 is N6400, and the model of the temperature sensor 17 is BM 100.

Furthermore, the inner wall of one side of the shell 23 is connected with a cooling fan 19 through a bolt, the type of the cooling fan 19 is G-100, the cooling fan 19 and the temperature sensor 17 are respectively and electrically connected with the temperature control module 18 through a conducting wire, and when the internal temperature of the switching power supply body 22 is too high in the working process, the temperature sensor 17 transmits an electric signal to the control module, so that the control module controls the cooling fan 19 to operate.

Further, the outer walls of the two sides of the shell 23 are both provided with air outlets 20, filter screens 21 are arranged inside the air outlets 20, and the filter screens 21 are used for blocking dust in the air.

Further, both sides inner wall integrated into one piece of casing 23 has cooperation piece 15, and the one side top outer wall of cooperation piece 15 is opened there is cooperation groove 16, and cooperation groove 16 and fixture block 5 looks adaptation utilize cooperation piece 15 to make casing 23 and base 1 to fix through fixture block 5.

Further, the bottom outer wall welding of bottom plate 24 has a plurality of spliced poles 9, and the bottom of spliced pole 9 is provided with toper end 10, and the top outer wall of base 1 is opened there is spliced eye 11, and spliced pole 9 and spliced eye 11 looks adaptation utilize toper end 10 to make things convenient for spliced pole 9 to insert spliced eye 11.

Further, the outer wall welding of base 1's both sides has mounting panel 6, and the top outer wall of mounting panel 6 is opened has mounting hole 7, utilizes mounting hole 7 convenience to fix base 1 through the bolt.

The working principle is as follows: when in use, when the switching power supply body 22 and the base 1 need to be installed, the plug-in column 9 is plugged into the plug-in hole 11 through the tapered end 10, so that the fixture block 5 is located inside the bayonet 12, the double-line screw rod 3 is rotated by the knob 8, so that the double-line screw rod 3 drives the two sliding blocks 4 to move away from each other in the sliding chute 2, so that the latch 5 on the top of the slider 4 is fitted into the fitting groove 16 on the fitting block 15 inside the housing 23, thereby fixing the shell 23 and the bottom plate 24 with the base 1, when the internal temperature is too high during the operation of the switching power supply body 22, the temperature sensor 17 is transmitted to the control module through an electric signal, so that the control module controls the heat radiation fan 19 to operate, and then the heat dissipation fan 19 discharges the hot air inside the casing 23 through the air outlet 20, so that the switching power supply body 22 has a good heat dissipation effect.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a step-down switching power supply based on triode parallel structure, includes base (1), its characterized in that, the top of base (1) is provided with switching power supply body (22), the top outer wall of base (1) is opened there is spout (2), be connected with double-line screw rod (3) through the bearing between the both sides inner wall of spout (2), the outside welding that double-line screw rod (3) extend to base (1) has knob (8), the inside sliding connection of spout (2) has two slider (4), two slider (4) respectively with double-line screw rod (3) threaded connection, the top outer wall welding of slider (4) has fixture block (5), switching power supply body (22) include casing (23) and bottom plate (24), bayonet socket (12) have been opened to the bottom outer wall of bottom plate (24).

2. The buck-type switching power supply based on the triode parallel structure as claimed in claim 1, wherein a pillar (14) is welded on the outer wall of the top of the bottom plate (24), a main control board (13) is connected to the top end of the pillar (14) through a bolt, and a temperature control module (18) and a temperature sensor (17) are arranged on the outer wall of the top of the main control board (13).

3. The voltage reduction type switching power supply based on the triode parallel connection structure as claimed in claim 2, wherein a heat dissipation fan (19) is connected to an inner wall of one side of the housing (23) through a bolt, and the heat dissipation fan (19) and the temperature sensor (17) are respectively and electrically connected with the temperature control module (18) through a lead.

4. The voltage reduction type switching power supply based on the triode parallel structure as claimed in claim 1, wherein the outer walls of two sides of the shell (23) are both provided with air outlets (20), and a filter screen (21) is arranged inside the air outlets (20).

5. The buck-type switching power supply based on the triode parallel connection structure as claimed in claim 1, wherein a matching block (15) is integrally formed on the inner wall of two sides of the housing (23), a matching groove (16) is formed on the outer wall of the top of one side of the matching block (15), and the matching groove (16) is matched with the clamping block (5).

6. The voltage reduction type switching power supply based on the triode parallel structure as claimed in claim 1, wherein a plurality of plug-in posts (9) are welded on the outer wall of the bottom plate (24), a tapered end (10) is arranged at the bottom end of each plug-in post (9), a plug-in hole (11) is formed in the outer wall of the top of the base (1), and the plug-in posts (9) are matched with the plug-in holes (11).

7. The buck-type switching power supply based on the triode parallel connection structure as claimed in claim 1, wherein mounting plates (6) are welded to the outer walls of two sides of the base (1), and mounting holes (7) are formed in the outer wall of the top of the mounting plates (6).