CN208316282U

CN208316282U - A kind of Switching Power Supply protective device

Info

Publication number: CN208316282U
Application number: CN201820531830.0U
Authority: CN
Inventors: 杨毅; 王月庆
Original assignee: Hefei Xinsheng Electric Electronic Technology Co Ltd
Current assignee: Hefei Xinsheng Electric Electronic Technology Co Ltd
Priority date: 2018-04-16
Filing date: 2018-04-16
Publication date: 2019-01-01
Anticipated expiration: 2028-04-16

Abstract

The utility model discloses a kind of Switching Power Supply protective devices; including cabinet; the top of the cabinet is equipped with opening; the opening runs through cabinet; second strut and first sleeve clearance fit; it normally states lower section on the left of the outer wall of first sleeve and is connected with second crossbar, the front of the second crossbar is equipped with the second through-hole, and the lower section of the cabinet is equipped with case lid.The Switching Power Supply protective device; under the premise of not influencing external circuitry; electrical appliance for generating failure has carried out power down process; avoid the damage due to single electrical appliance; lead to damage, the short circuit of entire circuit; it changes in traditional circuit; when the electric current increase safety precautions that just powers off entire circuit in circuit, thus the Switching Power Supply protective device can satisfy completely nowadays people for a kind of using needs that are safe, automatically powering off, prevent fire, the Switching Power Supply protective device for not influencing other electrical appliances normal work.

Description

A kind of Switching Power Supply protective device

Technical field

The utility model relates to switch power technology field, specially a kind of Switching Power Supply protective device.

Background technique

As the type of electric appliance gradually increases, various taking place frequently with electrification bring safely very to people's lives Big influence, often there is a situation where getting an electric shock, therefore it is proposed that improve, such as is applied especially in terms of Switching Power Supply Number be the patent of " 201621455799.4 ", including power supply lid and two pieces of conducting blocks are equipped with partition in the power supply lid, it is described every Plate is equipped with round tube hole, and the both sides side of being symmetrically arranged with of the round tube hole is logical, and the top of the power supply lid is equipped with upper circular hole, the patent Although having accomplished protective switch power supply, having prevented conduction, in real life, when household electrical appliance break down, often all Be immediate current increase, lead to the short circuit of home circuit, be easy to the damage for causing fire, causing entire circuit, to user with Carry out very big trouble, existing Switching Power Supply simultaneously can not accomplish do not influencing it in the first time that electrical appliance breaks down Under the premise of his electrical appliance works normally, the electrical appliance to break down is powered off, circuit safety is protected, so existing skill Art be unable to satisfy nowadays people for it is a kind of using it is safe, automatically power off, prevent fire, do not influence the normal work of other electrical appliances The needs of the Switching Power Supply protective device of work.

Utility model content

The purpose of this utility model is to provide a kind of Switching Power Supply protective devices, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of Switching Power Supply protective device, including case Body, the top of the cabinet are equipped with opening, and the opening runs through cabinet, is connected with first crossbar on the left of the inner wall of the cabinet, The bottom of the first crossbar is equipped with square groove, and the inside of the square groove is connected with the first strut, and the front of the first crossbar is right Side is equipped with first through hole, and the inner wall top right side of the cabinet is connected with first sleeve, and the inner wall fourth of the first sleeve is not It is connected with the first spring, the bottom of first spring is connected with the second strut, and second strut is matched with first sleeve gap It closes, normally states lower section on the left of the outer wall of first sleeve and be connected with second crossbar, it is logical that the front of the second crossbar is equipped with second The lower section in hole, the cabinet is equipped with case lid, and the inner wall bottom of the cabinet is connected with rubber ring, the inner wall and case of the rubber ring Lid fits, and first strut runs through case lid by third through-hole, and second strut runs through case lid, institute by fourth hole The top for stating case lid is equipped with electromagnetic relay, is equipped with second sleeve, the second sleeve on the right side of the outer wall of the electromagnetic relay Bottom be fixedly linked with case lid, the inside of the second sleeve is equipped with second spring, the left end of the second spring and electromagnetism The right end of relay fits, and the right end of the second spring is connected with plectane, and the right end of the plectane is connected with sticking plaster, institute Sticking plaster is stated by fifth hole through second sleeve, second sticking plaster and fifth hole clearance fit, the sticking plaster Run through the second strut, the stick and the second strut clearance fit by the 6th through-hole.

Preferably, first baffle is connected at the top of the outer wall of the case lid, the top of the first baffle is equipped with second gear Plate, the second baffle fit with first baffle, and one end and the cabinet of the second baffle are fixedly linked, the first baffle Bottom be equipped with threaded hole, the inside of the threaded hole is equipped with bolt, and the bolt passes through threaded hole and first baffle screw thread phase Even, the bolt is connected by thread groove with second baffle screw thread.

Preferably, the outer wall of the cabinet is socketed rubber sleeve.

Preferably, the bottom of the electromagnetic relay is fixedly linked by pedestal and case lid.

Preferably, the bottom of the case lid is connected with rubber pad.

Compared with prior art, the utility model has the beneficial effects that the Switching Power Supply protective device, by being opened in tradition It closes power source internal to be improved, and then realizes when electrical appliance breaks down, and electric current is caused to increase, Switching Power Supply protection dress Setting can be powered off automatically for electrical appliance, under the premise of not influencing external circuitry, for generate failure electrical appliance into It has gone power down process, has avoided the damage due to single electrical appliance, lead to damage, the short circuit of entire circuit, avoided fire, multiple The trouble of electrical appliance damage, it is entirely avoided a series of troubles caused by electric fault, and will not influence other and event does not occur The work of the electrical appliance of barrier, changes in traditional circuit, when the safety that electric current increase just powers off entire circuit in circuit Safeguard measure has accomplished to prevent to influence other electrical appliances work in circuit, so the Switching Power Supply protective device completely can be with Meet nowadays people for it is a kind of using it is safe, automatically power off, prevent fire, do not influence other electrical appliances normal work open The needs of powered-down electrical source protecting equipment.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is first crossbar, square groove and the first strut connection relationship structural schematic diagram in Fig. 1；

Fig. 3 is the first spring, second crossbar and the second through-hole connection relationship structural schematic diagram in Fig. 1；

Fig. 4 is the first strut, the second strut and case lid connection relationship structural schematic diagram in Fig. 1；

Fig. 5 is the connection relationship structural schematic diagram of the first strut, the second strut and electromagnetic relay in Fig. 1.

In figure: 1, cabinet, 2, first crossbar, 3, square groove, the 4, first strut, 5, first through hole, 6, rubber sleeve, 7, opening, 8, first sleeve, the 9, first spring, the 10, second strut, 11, second crossbar, the 12, second through-hole, 13, case lid, 14, rubber ring, 15, third through-hole, 16, electromagnetic relay, 17, pedestal, 18, second sleeve, 19, second spring, 20, plectane, the 21, the 5th is logical Hole, 22, sticking plaster, the 23, the 6th through-hole, 24, fourth hole, 25, thread groove, 26, second baffle, 27, first baffle, 28, spiral shell Pit, 29, bolt, 30, rubber pad.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of Switching Power Supply protective device, including cabinet 1, the top of cabinet 1 is equipped with opening 7, facilitates the inside that the external world is wired to cabinet 1 by opening 7, and opening 7 runs through cabinet 1, it is connected with first crossbar 2 on the left of the inner wall of cabinet 1, first crossbar 2 plays fixed function for the first strut 4, and with the One strut 4 is electrical connected, and the bottom of first crossbar 2 is equipped with square groove 3, and the inside of square groove 3 is connected with the first strut 4, first crossbar 2 Positive right side of face be equipped with first through hole 5, the inner wall top right side of cabinet 1 is connected with first sleeve 8, the inner wall fourth of first sleeve 8 It is not connected with the first spring 9, the first spring 9 gives the second strut 10 upward pulling force, and the bottom of the first spring 9 is connected with The outer wall left side lower section of two struts 10, the second strut 10 and 8 clearance fit of first sleeve, first sleeve 8 is connected with second crossbar 11, the front of second crossbar 11 is equipped with the second through-hole 12, and the second through-hole 12, which facilitates, connects second crossbar 11 and extraneous electric wire It connects, the lower section of cabinet 1 is equipped with case lid 13, and the inner wall bottom of cabinet 1 is connected with rubber ring 14, and rubber ring 14 enhances cabinet 1 and case Leakproofness between lid 13, inner wall and the case lid 13 of rubber ring 14 fit, and the first strut 4 runs through case lid by third through-hole 15 13, the second strut 10 runs through case lid 13 by fourth hole 24, and the top of case lid 13 is equipped with electromagnetic relay 16, electromagnetic relay The outer wall right side of 16 model MY2N, electromagnetic relay 16 are equipped with second sleeve 18, the bottom of second sleeve 18 and case lid 13 It is fixedly linked, the inside of second sleeve 18 is equipped with second spring 19, and second spring 19 gives the elastic force of plectane 20 to the right, the second bullet The left end of spring 19 and the right end of electromagnetic relay 16 fit, and the right end of second spring 19 is connected with plectane 20, the right side of plectane 20 End is connected with sticking plaster 22, and plastic plate 22 plays position-limiting action for the second strut 10, and sticking plaster 22 is passed through by fifth hole 21 Second sleeve 18, sticking plaster 22 and 21 clearance fit of fifth hole are worn, sticking plaster 22 runs through the second strut by the 6th through-hole 23 10,10 clearance fit of sticking plaster 22 and the second strut, the first strut 4, the second strut 10 bottom be directly connected with extraneous power supply, Be connected with first baffle 27 at the top of the outer wall of case lid 13, the top of first baffle 27 is equipped with second baffle 26, second baffle 26 with First baffle 27 fits, and one end and the cabinet 1 of second baffle 26 are fixedly linked, and the bottom of first baffle 27 is equipped with threaded hole 28,29 first baffle 27 of bolt and second baffle 26 enhance the connective stability between cabinet 1 and lid 13, threaded hole 28 it is interior Portion is equipped with bolt 29, and bolt 29 is connected by threaded hole 28 with 27 screw thread of first baffle, and bolt 29 passes through thread groove 25 and second 26 screw thread of baffle is connected, and the outer wall of cabinet 1 is socketed rubber sleeve 6, and rubber sleeve 6 increases the friction of 1 outer wall of cabinet, electromagnetism relay The bottom of device 16 is fixedly linked by pedestal 17 with case lid 13, and the bottom of case lid 13 is connected with rubber pad 30.

When using the Switching Power Supply, first by the right end of first crossbar 3 pass through extraneous electric wire and electromagnetic relay 16 into The connection of row electric wire, then stretches out opening 7 for the other end of electromagnetic relay 16, and second crossbar 11 is then passed through the second through-hole 12 It is electrical connected with extraneous electric wire, and electric wire is stretched out into cabinet 1 by opening 7, will then be connected to electromagnetic relay respectively 16 and the electric wire of second crossbar 11 be electrical connected with extraneous electrical appliance, then by the first strut 4, the second strut 10 with it is extraneous Power outlet carries out grafting, and electrical appliance works normally at this time, and 16 electric current of electromagnetic relay is smaller at this time, when electrical appliance breaks down When, when electric current moment being caused to increase, electromagnetic relay 16 adsorbs plectane 20 and is moved to the left, and then drives sticking plaster 22, and at this time the Two struts 10 lose the limit of sticking plaster 22, under the pulling force of the first spring 9, move upwards so that the second strut 10 with Extraneous socket, which loses, to be electrical connected, and is at this time off-state between electrical appliance, extraneous power supply and the Switching Power Supply, realizes for outer The safety of electrical appliance and user is protected in the power-off of boundary's electrical appliance.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of Switching Power Supply protective device, including cabinet (1), it is characterised in that: the top of the cabinet (1) is equipped with opening (7), the opening (7) runs through cabinet (1), is connected with first crossbar (2) on the left of the inner wall of the cabinet (1), and described first is horizontal The bottom of bar (2) is equipped with square groove (3), and the inside of the square groove (3) is connected with the first strut (4), and the first crossbar (2) is just Right side of face is equipped with first through hole (5), and the inner wall top right side of the cabinet (1) is connected with first sleeve (8), the first sleeve (8) inner wall fourth is not connected with the first spring (9), and the bottom of first spring (9) is connected with the second strut (10), described The outer wall left side lower section of the second strut (10) and first sleeve (8) clearance fit, the first sleeve (8) is connected with second crossbar (11), the front of the second crossbar (11) is equipped with the second through-hole (12), and the lower section of the cabinet (1) is equipped with case lid (13), institute The inner wall bottom for stating cabinet (1) is connected with rubber ring (14), and inner wall and the case lid (13) of the rubber ring (14) fit, described First strut (4) runs through case lid (13) by third through-hole (15), and second strut (10) is run through by fourth hole (24) The top of case lid (13), the case lid (13) is equipped with electromagnetic relay (16), sets on the right side of the outer wall of the electromagnetic relay (16) Have second sleeve (18), bottom and the case lid (13) of the second sleeve (18) are fixedly linked, the second sleeve (18) it is interior Portion is equipped with second spring (19), and the left end of the second spring (19) and the right end of electromagnetic relay (16) fit, and described the The right end of two springs (19) is connected with plectane (20), and the right end of the plectane (20) is connected with sticking plaster (22), the sticking plaster (22) run through second sleeve (18) by fifth hole (21), the sticking plaster (22) and fifth hole (21) clearance fit, institute Sticking plaster (22) are stated by the 6th through-hole (23) through the second strut (10), the sticking plaster (22) and the second strut (10) gap Cooperation.

2. a kind of Switching Power Supply protective device according to claim 1, it is characterised in that: the outer wall top of the case lid (13) Portion is connected with first baffle (27), and the top of the first baffle (27) is equipped with second baffle (26), the second baffle (26) It fits with first baffle (27), one end and the cabinet (1) of the second baffle (26) are fixedly linked, the first baffle (27) Bottom be equipped with threaded hole (28), the inside of the threaded hole (28) is equipped with bolt (29), and the bolt (29) passes through threaded hole (28) it is connected with first baffle (27) screw thread, the bolt (29) is connected by thread groove (25) with second baffle (26) screw thread.

3. a kind of Switching Power Supply protective device according to claim 1, it is characterised in that: the outer wall set of the cabinet (1) It is connected to rubber sleeve (6).

4. a kind of Switching Power Supply protective device according to claim 1, it is characterised in that: the electromagnetic relay (16) Bottom is fixedly linked by pedestal (17) with case lid (13).

5. a kind of Switching Power Supply protective device according to claim 1, it is characterised in that: the bottom of the case lid (13) is solid It is connected to rubber pad (30).