CN212804864U

CN212804864U - Sealing mechanism of switching power supply

Info

Publication number: CN212804864U
Application number: CN202021098145.7U
Authority: CN
Inventors: 魏国平
Original assignee: Shenzhen Sanli Hengguang Technology Co ltd
Current assignee: Shenzhen Sanli Hengguang Technology Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-03-26
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a switching power supply's sealing mechanism relates to switching power supply technical field, comprising a main body, the outside of main part is inside to be provided with No. two spring grooves, and the inside of No. two spring grooves is provided with No. two springs, the top of main part is provided with the closing plate, and the outside of main part is provided with the connecting rod of being connected with No. two spring one ends, the bottom and the inside contact position department of main part of closing plate are provided with a spring groove, and the inside of a spring groove is provided with a spring, the one end of a spring is provided with the card pearl, and blocks pearl and main part contact position department and be provided with the recess. The utility model discloses a set up recess and card pearl, press the closing plate on the main part top through the manual work, make its recess edge extrusion card pearl make its spring shrink, cause the card pearl to get into the inside closing plate that makes of recess and be connected with the main part, make it connect comparatively convenient simple, and be convenient for dismantle maintenance and change to it, make its use cost lower.

Description

Sealing mechanism of switching power supply

Technical Field

The utility model relates to a switching power supply technical field specifically is a switching power supply's sealing mechanism.

Background

The switch power supply is a power supply for maintaining stable output voltage by controlling the on/off time ratio of a switch tube, and the structure of the switch power supply in the prior art comprises: a transformer having a primary coil and a secondary coil, for converting an alternating voltage on a primary side of the switching power supply into an alternating voltage on a secondary side; the switching tube is arranged on the primary side of the switching power supply, is connected with the primary coil and converts direct current oscillation input by the switching power supply into alternating current; and the output rectifier diode is arranged on the secondary side of the switching power supply, is connected with the secondary coil and converts the alternating current output by the secondary coil into direct current.

At present, the sealing mechanism of current switching power supply is not perfect enough in technique, because the manual hole that leads to chiseling at the wall from misoperation is great, it is comparatively not hard up in making its switch place, long-time use can cause the phenomenon that drops, cause the phenomenon of electrocuteeing even, and the connected mode of sealed lid and water pump main part is simple inadequately, be not convenient for install and maintain it, the installation maintenance that causes is comparatively consuming time, a main part and sealed lid connection fixed mode of existing demand are comparatively convenient simple and main part and the comparatively firm sealing mechanism of wall downthehole wall contact.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the main body and the sealing cover are connected and fixed conveniently and simply, and the main body is contacted with the inner wall of the wall hole stably and firmly, the sealing mechanism of the switching power supply is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a sealing mechanism of a switching power supply comprises a main body, wherein a second spring groove is formed in the outer side of the main body, a second spring is arranged in the second spring groove, a sealing plate is arranged at the top end of the main body, a connecting rod connected with one end of the second spring is arranged on the outer side of the main body, a first spring groove is formed in the contact position of the bottom end of the sealing plate and the inner portion of the main body, a first spring is arranged in the first spring groove, a clamping bead is arranged at one end of the first spring, a groove is formed in the contact position of the clamping bead and the main body, an extrusion box is arranged on the outer side of the bottom end of the main body, a fixed seat is arranged in the extrusion box, a first rotating rod is arranged on each of two sides of the fixed seat, a moving rod is arranged on the outer side of the first rotating rod, one end of the first rotating rod is, the inside of extrusion box is provided with the rotary rod that runs through the movable block and extend to movable rod one side, and the outside of rotary rod is provided with the column spinner.

Preferably, the outer wall of the first spring is matched with the inner wall of the first spring groove.

Preferably, a clamping bead is arranged at the contact position of the connecting rod and the sealing plate, and a switch button is arranged at the top end of the sealing plate.

Preferably, the bottom end of the main body is provided with a wire hole penetrating to the inside, and a rubber plug is arranged inside the wire hole.

Preferably, the inside top of extrusion box is provided with telescopic machanism, the one end of rotary rod is provided with the positive screw thread, and the other end of rotary rod is provided with the back-off thread.

Preferably, the two sides of the extrusion box are provided with wire arranging holes, and the wire arranging holes are symmetrically distributed on the two sides of the extrusion box.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the sealing plate is pressed on the top end of the main body through the manual operation by arranging the groove and the clamping bead, so that the edge of the groove extrudes the clamping bead to enable the spring to contract, the clamping bead enters the groove to enable the sealing plate to be connected with the main body, the connection is more convenient and simple, the sealing plate is convenient to disassemble, maintain and replace, and the use cost is lower;

2. the utility model provides a through setting up column spinner and fixing base, rotate the column spinner through the manual work and make its pulling carriage release lever remove, and drive a dwang simultaneously and rotate tensile with No. two dwangs, make it produce the extrusion force to the wall body to the extrusion box outside, make things convenient for extrusion box and wall connection comparatively stable firm, be favorable to adjusting according to the hole size at the wall chisel, make it connect fixedly comparatively convenient.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a partial enlarged view of a of the present invention.

In the figure: 1. a main body; 2. pressing the box; 3. rotating the rod; 4. a spin column; 5. a first spring groove; 6. a first spring; 7. a sealing plate; 8. a groove; 9. clamping the beads; 10. a connecting rod; 11. a second spring; 12. a second spring groove; 13. a fixed seat; 14. a first rotating rod; 15. a travel bar; 16. a second rotating rod; 17. moving the mass.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-3, a sealing mechanism of a switching power supply comprises a main body 1, a second spring groove 12 is arranged inside the outer side of the main body 1, a second spring 11 is arranged inside the second spring groove 12, a sealing plate 7 is arranged at the top end of the main body 1, a connecting rod 10 connected with one end of the second spring 11 is arranged outside the main body 1, a first spring groove 5 is arranged at the contact position between the bottom end of the sealing plate 7 and the inside of the main body 1, a first spring 6 is arranged inside the first spring groove 5, a clamping bead 9 is arranged at one end of the first spring 6, a groove 8 is arranged at the contact position between the clamping bead 9 and the main body 1, an extrusion box 2 is arranged outside the bottom end of the main body 1, a fixed seat 13 is arranged inside the extrusion box 2, a first rotating rod 14 is arranged on both sides of the fixed seat 13, a moving rod 15 is arranged outside the first rotating rod 14, one end of the first rotating rod 14 is, and one end of the second rotating rod 16 is connected with a moving block 17, the rotating rod 3 which penetrates through the moving block 17 and extends to one side of the moving rod 15 is arranged in the extrusion box 2, and the rotating column 4 is arranged on the outer side of the rotating rod 3.

Please refer to fig. 1, 2 and 3, the outer wall of the first spring 6 is engaged with the inner wall of the first spring groove 5, which is beneficial to the stable and firm connection between the sealing plate 7 and the main body 1 and to prevent the sealing plate from falling off from the main body 1.

Please refer to fig. 1 and 2, a clamping bead is disposed at a contact position of the connecting rod 10 and the sealing plate 7, and a switch button is disposed at a top end of the sealing plate 7, so that the sealing plate 7 is stably and firmly connected with the main body 1, thereby ensuring normal use of the device.

Please refer to fig. 1 and 2, the bottom of the main body 1 is provided with a wire hole penetrating to the inside, and a rubber plug is arranged in the wire hole, so that the wires inside the wire hole can be arranged more neatly, stably and firmly.

Please refer to fig. 1, the top end of the interior of the squeezing box 2 is provided with a telescopic mechanism for facilitating squeezing the main body 1, so as to stably and firmly fix the main body 1 inside the squeezing box 2, one end of the rotating rod 3 is provided with a positive thread, and the other end of the rotating rod 3 is provided with a negative thread, which is beneficial to simultaneously squeezing the two sides of the squeezing box 2, so as to make the connection more stable and firm.

Please refer to fig. 1 and 2, the two sides of the extruding box 2 are provided with wire arranging holes, and the wire arranging holes are symmetrically distributed on the two sides of the extruding box 2, so as to facilitate the wire arrangement and connection inside the main body 1, and facilitate the maintenance and connection.

The working principle is as follows: when the device is used, firstly, place extrusion box 2 in the hole that the wall chisel was good, rotate the column spinner 4 through the manual work and make its pulling carriage release 15 remove, and drive dwang 14 and No. two dwang 16 simultaneously and rotate tensile, make it produce the extrusion force to the wall body to the extrusion box 2 outside, it is comparatively stable firm with wall connection to make things convenient for extrusion box 2, press into the inside of extrusion box 2 with main part 1 through the manual work, it is fixed to connect through the hasp, treat to connect behind the circuit and the device of main part 1 inside, press closing plate 7 on main part 1 top through the manual work, make its 8 marginal extrusion card pearls 9 of recess make its spring shrink, cause card pearls 9 to get into inside its closing plate 7 of making of recess 8 and be connected with the main part, it is comparatively convenient and simple to make it connect, and be convenient for dismantle maintenance and change it, make its use cost lower.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A sealing mechanism of a switching power supply comprises a main body (1), and is characterized in that: a second spring groove (12) is formed in the outer side of the main body (1), a second spring (11) is arranged in the second spring groove (12), a sealing plate (7) is arranged at the top end of the main body (1), a connecting rod (10) connected with one end of the second spring (11) is arranged on the outer side of the main body (1), a first spring groove (5) is formed in the contact position between the bottom end of the sealing plate (7) and the inner portion of the main body (1), a first spring (6) is arranged in the first spring groove (5), a clamping bead (9) is arranged at one end of the first spring (6), a groove (8) is formed in the contact position between the clamping bead (9) and the main body (1), an extrusion box (2) is arranged on the outer side of the bottom end of the main body (1), a fixing seat (13) is arranged in the extrusion box (2), and first rotating rods (14) are arranged on two sides of the fixing seat (, and the outside of dwang (14) is provided with carriage release lever (15), the one end of dwang (14) is connected with No. two dwang (16), and the one end of No. two dwang (16) is connected with movable block (17), the inside of extrusion box (2) is provided with rotary rod (3) that runs through movable block (17) and extend to carriage release lever (15) one side, and the outside of rotary rod (3) is provided with column spinner (4).

2. The sealing mechanism for a switching power supply according to claim 1, wherein: the outer wall of the first spring (6) is matched with the inner wall of the first spring groove (5).

3. The sealing mechanism for a switching power supply according to claim 1, wherein: the contact position of the connecting rod (10) and the sealing plate (7) is provided with a clamping bead, and the top end of the sealing plate (7) is provided with a switch button.

4. The sealing mechanism for a switching power supply according to claim 1, wherein: the bottom of the main body (1) is provided with a wire hole penetrating through the main body to the inside, and a rubber plug is arranged inside the wire hole.

5. The sealing mechanism for a switching power supply according to claim 1, wherein: the inside top of extrusion box (2) is provided with telescopic machanism, the one end of rotary rod (3) is provided with positive screw thread, and the other end of rotary rod (3) is provided with the left-hand thread.

6. The sealing mechanism for a switching power supply according to claim 1, wherein: the wire arranging holes are formed in the two sides of the extrusion box (2) and symmetrically distributed in the two sides of the extrusion box (2).