CN218525489U - Swinging pressing plate assembly for toaster switch and toaster switch - Google Patents

Abstract

The utility model relates to the technical field of switch, concretely relates to swing clamp plate subassembly and toaster switch for toaster switch, including swing clamp plate subassembly, base, shell, the input terminal who is used for the toaster switch and set up in the electro-magnet of armature below, the electro-magnet is fixed in the base, the input terminal sets up in the base, elasticity conductive terminal's left end be fixed in the base still including being used for pushing down flip thereby drives elasticity conductive terminal's right-hand member downward swing and with the depression bar of the closed circular telegram of input terminal. It need not to set up dedicated outage retaining mechanism, adopts miniaturized design, and the suitability is strong, and spare part is few, compact structure, and occupation space is little, does not have articulated part, and structural stability is good not fragile, long service life.

Description

Swinging pressing plate assembly for toaster switch and toaster switch

Technical Field

The application relates to the technical field of switches, in particular to a swing pressing plate assembly for a toaster switch and the toaster switch.

Background

Generally, the toaster comprises a safety switch, the safety switch comprises a switch contact piece arranged on a switch shell, an electromagnet is arranged on the switch shell, the electromagnet corresponds to a magnetic attraction piece arranged on a toaster body, the magnetic attraction piece is connected with a sliding reset mechanism arranged on the toaster, a switch rod corresponding to the magnetic attraction piece is arranged on the switch shell, and one end of the switch rod abuts against the switch contact piece. The sliding reset mechanism comprises a sliding support arranged on the toaster body, and a sliding rail for the toaster body to slide is arranged on the toaster body; the magnetic attraction piece is arranged on the sliding support, and the sliding support is connected with a spring. The switch shell is provided with a sliding groove or a sliding way for the sliding of the switch rod, so that the switch rod is ensured to move stably and reliably, and the stopping protrusion arranged at the end part of the switch rod prevents the switch rod from being separated from the sliding groove or the sliding way under the action of the elastic force of the elastic switch contact piece, so that the switch rod is ensured to be positioned reliably. When the magnetic attraction piece is attracted with the electromagnet, the circuit is connected. When the circuit needs to be disconnected, the contact is bounced open by the arranged power-off holding mechanism, so that the circuit is disconnected. However, the conventional toaster switch usually needs to be separately provided with a power-off maintaining mechanism to realize the power-off function, so that the toaster switch is large in size and not compact enough in structure. For example, the safety switch of the automatic bread roaster and the bread roaster with patent application number 201210049585.7, the electromagnetic component 2 is pressed downwards by the lifting mechanism, the armature frame 25 is driven to swing downwards and extrude the pressure lever 15, so that the pressure lever 15 is driven to swing, the contact 13 arranged at the other end of the pressure lever and the contact arranged on the contact sheet 11 are closed to realize a passage, and the electromagnet component 2 keeps the extrusion state of the armature frame 25 extruding the pressure lever 15 and keeps the closed passage state; when the circuit needs to be disconnected, the power supply circuit is powered off, the electromagnet assembly 2 is demagnetized, the elastic piece 12 drives the pressing rod 15 to swing under the action of the pressure spring to realize the separation of the contact 13, the power is disconnected, and meanwhile, the pressing rod 15 drives the armature frame to swing upwards to return to the initial position in the swinging process to keep the circuit open. This patent application adopts such mechanism design, and articulated parts are many, and the structure is complicated, and the assembly degree of difficulty is high, and occupation space is big, can't accomplish the miniaturization, and the suitability is poor.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the invention aims to provide a swing pressing plate component for a toaster switch, which is simple in structure and comprises a flip cover, an elastic conductive terminal and an armature, wherein the elastic conductive terminal can be used for outputting current and can be matched and connected with an input terminal to complete a power-on function, the middle section of the elastic conductive terminal keeps an elastic bending deformation state and continuously provides an elastic force for driving the flip cover to swing upwards for the right section of the elastic conductive terminal, the elastic force drives the elastic conductive terminal to swing upwards and separate from the input terminal to complete power failure, and the elastic force continuously keeps a power-off state.

Another object of the present invention is to provide a toaster switch, in which a flip cover is fixed to a right section of an elastic conductive terminal and a middle section of the elastic conductive terminal is bent, so that an elastic force generated by bending the elastic conductive terminal continuously provides an upward swinging driving force to the flip cover, thereby maintaining an open circuit state, and simultaneously, the flip cover is pressed down by a pressing rod to close the elastic conductive terminal and an input terminal to start an electromagnet, which adsorbs an armature to maintain a closed state.

The purpose of the application is realized by the following technical scheme:

the utility model provides a swing clamp plate subassembly for toaster switch, includes flip, elasticity conductive terminal and is fixed in the armature of flip, elasticity conductive terminal run through set up in flip, elasticity conductive terminal arrange in outward the part outside the flip keeps the elastic bending deformation state and continuously provides the elastic force that drives for elasticity conductive terminal flip swing.

The flip cover comprises an upper cover and a lower cover, and the upper cover, the lower cover and the armature are stacked together from top to bottom.

The right section of the elastic conductive terminal is clamped between the upper cover and the lower cover, and the right end of the elastic conductive terminal extends out of the upper cover.

Wherein, the upper cover and the lower cover adopt the following connection mode to connect: the upper cover and the lower cover are buckled; or the upper cover and the lower cover are fixedly connected through screws; or the upper cover and the lower cover are glued and adhered.

The utility model provides a toaster switch, includes foretell swing clamp plate subassembly that is used for toaster switch, still includes base, shell, input terminal and sets up the electro-magnet in armature below, the electro-magnet is fixed in the base, the input terminal sets up in the base, elasticity conductive terminal's left end is fixed in the base still includes and is used for pushing down flip thereby drives elasticity conductive terminal's right-hand member swings downwards and with the closed depression bar that circular telegrams of input terminal.

The base is provided with a support column, a limit groove is formed in the upper end face of the support column, the shell is provided with a butting column which is abutted to the upper end face of the support column, and the middle section of the elastic conductive terminal penetrates through the limit groove.

Wherein, the shell is provided with and is used for injecing flip maximum swing angle's spacing subassembly, spacing subassembly is including seting up in the breach of shell, set up in step in the shell and set up in the baffle of shell, the step is located the left side of breach, the baffle is located the top of breach, forms movable chamber between baffle and the electro-magnet, flip's left end is located in the step, flip's right-hand member is located movable intracavity.

The base is provided with the assembly body, the assembly body has seted up the assembly groove, and the both sides in assembly groove are provided with the draw-in groove, the both sides of elastic conductive terminal's back end are provided with joint portion, and joint portion card is gone into in the draw-in groove, elastic conductive terminal's left end is located the assembly groove.

And the left end of the elastic conductive terminal is provided with a riveting part.

The middle section of the elastic conductive terminal is convexly provided with a limiting part towards two sides, and the limiting part is positioned on the left side of the limiting groove.

The lower cover is provided with a mounting groove, the right section of the elastic conductive terminal is arranged in the mounting groove, a positioning pin is arranged in the mounting groove in a protruding mode, the elastic conductive terminal is provided with a positioning hole, and the positioning pin penetrates through the positioning hole.

The right end of the elastic conductive terminal and the left end of the input terminal are both provided with contacts.

The lower end of the pressure lever is provided with a first hooking part, and the top of the flip cover is provided with a second hooking part matched with the first hooking part.

The beneficial effect of this application lies in:

the swing pressing plate component for the toaster switch is simple in structure and comprises the flip cover, the elastic conductive terminal and the armature, the armature is fixed on the flip cover, the flip cover is arranged inside the toaster switch, when the armature is attracted with an electromagnet of the toaster switch, the flip cover can completely cover the magnetic pole of the electromagnet, and the situation that bread crumbs or other dust crumbs pollute the electromagnet pole to cause poor attraction faults of the electromagnet is effectively prevented. The toaster switch applied with the swinging pressing plate component for the toaster switch does not need to be provided with a power-off maintaining mechanism independently to realize the power-off function, reduces the number of parts of the toaster, has a simpler and more compact structure, can greatly reduce the volume of the toaster switch, is beneficial to the miniaturization and integration structural design of the toaster switch, enlarges the application range of the toaster switch, and is adaptive to more product assembly requirements.

In the actual use of the toaster switch of the present application:

initial state: under the action of the elastic force of the bending of the elastic conductive terminal, the flip cover swings upwards to the highest point and is limited by the limiting component, the swing is stopped, at the moment, the input terminal is separated from the elastic conductive terminal, the switch is powered off, and the electromagnet is powered off;

driving to close: the external acting force presses the pressure rod downwards, the lower end of the pressure rod pushes the flip cover downwards to overcome the elastic force of the elastic conductive terminal to swing downwards, after the flip cover swings downwards to the proper position, the armature is positioned right above the electromagnet and is contacted with the electromagnet, the input terminal and the elastic conductive terminal are closed and electrified, the electromagnet is electrified to generate adsorption force to adsorb the armature, and under the action of the adsorption force, the input terminal and the elastic conductive terminal keep a closed access state;

an open circuit state: when the switch needs to be disconnected, the input power supply is stopped, the electromagnet is powered off and loses the adsorption force, the elastic conductive terminal drives the flip cover to swing upwards under the action of the bending elastic force of the elastic conductive terminal, the flip cover returns to the initial state, and the input terminal and the elastic conductive terminal are separated to complete the disconnection.

The utility model provides a toaster switch is fixed in flip in the right side section of elasticity conductive terminal and the middle section of crooked elasticity conductive terminal, thereby utilize the elastic force that elasticity conductive terminal bending produced to continue to provide the drive power of upwards swinging for flip, thereby keep the state of opening a circuit, simultaneously push down flip through the depression bar and make elasticity conductive terminal and input terminal closure and start the electro-magnet, the electro-magnet adsorbs armature and keeps the closed state, it need not to set up dedicated outage retaining mechanism and just can realize the outage state holding work of toaster switch, the current toaster of relative ratio switch spare part still less, the structure is compacter, occupation space dwindles greatly, adopt miniaturized design, the suitability is stronger, applicable in the product of more models, especially, the toaster of miniaturized design. Compared with the existing toaster switch, the novel toaster switch has the advantages that no hinged part is arranged, the reset force is not needed to be provided for the flip cover by independently setting the pressure spring and the like, the power-off state is kept, the defect that the hinged part of the existing toaster switch is easy to damage and cannot be normally used is overcome, the defect that the pressure spring generates fatigue and cannot normally work is overcome, the structure is more compact, the structural stability is good, the damage is not prone to occurring, and the service life is long. And the toaster switch of the application reduces the number of parts to the lowest level, and has lower production cost and higher economic benefit.

Drawings

FIG. 1 is a perspective view of the present application;

FIG. 2 is a schematic structural view of the power-on state of the present application;

FIG. 3 is an exploded schematic view of the present application;

FIG. 4 is a perspective view of the housing of the present application;

FIG. 5 is a schematic structural view of the power-off state of the present application;

fig. 6 is a schematic configuration diagram of the power-on state of the present application.

The reference signs are: the structure comprises a base 1, a shell 2, an electromagnet 3, an input terminal 4, an elastic conductive terminal 5, a flip cover 6, an armature 7, a pressure lever 8, a support column 9, a limit groove 10, a butting column 11, a notch 12, a step 13, a baffle 14, a movable cavity 15, an assembly body 16, an assembly groove 17, a clamping groove 18, a riveting part 19, a limit part 20, a lower cover 21, an upper cover 22, an installation groove 23, a positioning pin 24, a positioning hole 25, a contact 26, a first hooking part 27, a second hooking part 28, an alignment bump 29, an alignment sleeve 30 and a clamping part 31.

Detailed Description

For the convenience of understanding of those skilled in the art, the present application will be further described with reference to the following examples and accompanying fig. 1 to 6, and the content of the embodiments is not limited to the present application.

A swing pressing plate component for a toaster switch comprises a flip cover 6, an elastic conductive terminal 5 and an armature 7 fixed on the flip cover 6, wherein the elastic conductive terminal 5 is arranged on the flip cover 6 in a penetrating mode, and the part, outside the flip cover 6, of the elastic conductive terminal 5 keeps an elastic bending deformation state and continuously provides elastic force for the elastic conductive terminal 5 to drive the flip cover 6 to swing.

Specifically, the flip cover 6 is fixed to the right section of the elastic conductive terminal 5, the middle section of the elastic conductive terminal 5 bends and deforms downward, and the elastic conductive terminal 5 drives the flip cover 6 to swing toward the upper side.

The flip cover 6 comprises an upper cover 21 and a lower cover 22, and the upper cover 21, the lower cover 22 and the armature 7 are stacked together from top to bottom.

The right section of the elastic conductive terminal 5 is clamped between the upper cover 21 and the lower cover 22, and the right end of the elastic conductive terminal 5 extends out of the upper cover 21.

Wherein, the upper cover 21 and the lower cover 22 are connected by the following connection mode: the upper cover 21 and the lower cover 22 are buckled; or the upper cover 21 and the lower cover 22 are fixed by screw connection; or the upper cover 21 and the lower cover 22 are glued together.

Specifically, when the upper cover 21 and the lower cover 22 are fixed in a buckling manner, the upper cover 21 is provided with a buckle, the lower cover 22 is provided with a fixture block matched with the buckle, and the fastened fixture block is clamped into a bayonet of the buckle.

When the upper cover 21 and the lower cover 22 are connected and fixed by screws, the screws penetrate through the lower cover 22 and then are screwed with the upper cover 21.

When the upper cover 21 and the lower cover 22 are fixed by gluing, the glue layer is arranged on the opposite surface of the upper cover 21 and the lower cover 22, and the upper cover 21 and the lower cover 22 are glued together through the glue layer.

Most preferably, the upper cover 21 and the lower cover 22 are connected in a buckling connection mode, assembly is more rapid and convenient, and meanwhile, the connection mode is detachable connection, so that later maintenance is facilitated.

A toaster switch comprises the swing pressing plate assembly for the toaster switch, and further comprises a base 1, a shell 2, an input terminal 4 and an electromagnet 3 arranged below an armature 7, wherein the electromagnet 3 is fixed on the base 1, the input terminal 4 is arranged on the base 1, the left end of an elastic conductive terminal 5 is fixed on the base 1, and the toaster switch further comprises a pressing rod 8 which is used for pressing a flip cover 6 to drive the right end of the elastic conductive terminal 5 to swing downwards and to be electrified with the input terminal 4 in a closed mode.

Specifically, the elastic conductive terminals 5 are elastic members, and may be copper sheet terminals or other alloy terminals, and the middle sections of the elastic conductive terminals 5 are bent downward and then have elastic force for restoring to a straight state, so as to provide elastic force for the right sections of the elastic conductive terminals 5 to swing upward.

Initial state: under the action of the bending elastic force of the elastic conductive terminal 5, the flip cover 6 swings upwards to the highest point and is limited by the limiting component, the swing is stopped, at the moment, the input terminal 4 is separated from the elastic conductive terminal 5, the switch is powered off, and the electromagnet 3 is powered off;

driving to close: the external acting force presses the pressure rod 8 downwards, the lower end of the pressure rod 8 pushes the flip cover 6 downwards to overcome the elastic force of the elastic conductive terminal 5 to swing downwards, after the flip cover swings downwards to the right position, the armature 7 is positioned right above the electromagnet 3 and is in contact with the electromagnet 3, the input terminal 4 and the elastic conductive terminal 5 are closed and electrified, the electromagnet 3 is electrified to generate an adsorption force to adsorb the armature 7, and under the action of the adsorption force, the input terminal 4 and the elastic conductive terminal 5 keep a closed access state;

an open circuit state: when the switch needs to be disconnected, the input power supply is stopped, the electromagnet 3 is powered off and loses the adsorption force, the elastic conductive terminal 5 drives the flip cover 6 to swing upwards under the action of the bending elastic force of the elastic conductive terminal 5, the flip cover 6 returns to the initial state, and the input terminal 4 and the elastic conductive terminal 5 are separated to complete the disconnection.

The toaster switch of the application fixes the flip cover 6 on the right section of the elastic conductive terminal 5 and bends the middle section of the elastic conductive terminal 5, thereby utilizing the elastic force generated by bending the elastic conductive terminal 5 to continuously provide the upward swinging driving force for the flip cover 6, thereby keeping the open circuit state, simultaneously pressing the flip cover 6 down through the pressure rod 8 to enable the elastic conductive terminal 5 and the input terminal 4 to be closed and start the electromagnet 3, the electromagnet 3 adsorbs the armature 7 to keep the closed state, the power-off state keeping work of the toaster switch can be realized without setting a special power-off keeping mechanism, compared with the existing toaster switch, fewer parts are needed, the structure is more compact, the occupied space is greatly reduced, the miniaturization design is adopted, the applicability is stronger, the toaster switch is applicable to products of more models, particularly to the miniaturization design. Compared with the existing toaster switch, the novel toaster switch has no hinged part, the spring and the like are not required to be independently arranged to provide reset force for the flip cover 6 to keep a power-off state, the defect that the hinged part of the existing toaster switch is easy to damage and cannot be normally used is overcome, the defect that the spring generates fatigue and cannot normally work is overcome, and meanwhile, the novel toaster switch is more compact in structure, good in structural stability and cannot be easily damaged, and long in service life. And the toaster switch of the application reduces the number of parts to the lowest level, and has lower production cost and higher economic benefit.

The base 1 is provided with a support column 9, a limit groove 10 is formed in the upper end face of the support column 9, the shell 2 is provided with a butting column 11 which is abutted to the upper end face of the support column 9, and the middle section of the elastic conductive terminal 5 penetrates through the limit groove 10.

Specifically, the support column 9, the abutting column 11 and the limiting groove 10 cooperate to effectively limit the middle section of the elastic conductive terminal 5, so that excessive shaking of the middle section of the elastic conductive terminal 5 in the swinging process of the right section of the elastic conductive terminal 5 is avoided, and the elastic conductive terminal 5 keeps a certain elastic force.

Wherein, the shell 2 is provided with and is used for injecing flip 6 is the spacing subassembly of the biggest swing angle of up-swing, spacing subassembly is including seting up in the breach 12 of shell 2, set up in step 13 in the shell 2 and set up in the baffle 14 of shell 2, step 13 is located the left side of breach 12, baffle 14 is located the top of breach 12, forms movable chamber 15 between baffle 14 and the electro-magnet 3, flip 6's left end is located in the step 13, flip 6's right-hand member is located in movable chamber 15.

Specifically, when the flip cover 6 swings upward to the maximum swing angle, the left upper surface of the flip cover 6 abuts against the right edge of the step 13, and the right corner of the upper surface of the flip cover 6 abuts against the lower surface of the baffle plate 14, so that the flip cover 6 is restricted from continuing to swing upward.

The base 1 is provided with an assembly body 16, an assembly groove 17 has been seted up to the assembly body 16, and the both sides of assembly groove 17 are provided with draw-in groove 18, the both sides of the back end of elastic conductive terminal 5 are provided with joint portion 31, and joint portion 31 card is gone into in draw-in groove 18, the left end of elastic conductive terminal 5 is located the assembly groove 17.

Specifically, the left Duan Xiangxia of the elastic conductive terminal 5 bends, and the elastic conductive terminal 5 bends to generate an elastic force, so that the clamping portion 31 abuts against the left wall surface of the clamping groove 18 under the action of the elastic force to be limited.

The left end of the elastic conductive terminal 5 is provided with a riveting part 19.

Specifically, the rivet 19 is used for connecting with a connecting wire.

The middle section of the elastic conductive terminal 5 is convexly provided with a limiting part 20 towards two sides, and the limiting part 20 is positioned on the left side of the limiting groove 10.

Specifically, the middle section of the elastic conductive terminal 5 is bent to generate elastic force, the left end of the elastic conductive terminal 5 is fixed, the limiting part 20 is abutted against the left side face of the supporting column 9 under the action of the elastic force, the upper surface of the elastic conductive terminal 5 extrudes the lower end face of the abutting column 11, so that the fixing work of the middle section of the elastic conductive terminal 5 is completed under the action of the elastic force, the left section and the middle section of the elastic conductive terminal 5 cannot shake in the swinging process of the right section of the elastic conductive terminal 5, the swinging stability of the flip cover 6 is further ensured, and the closing precision of the elastic conductive terminal 5 and the input terminal 4 is improved.

The lower cover 21 is provided with an installation groove 23, the right section of the elastic conductive terminal 5 is arranged in the installation groove 23, a positioning pin 24 is arranged in the installation groove 23 in a protruding mode, the elastic conductive terminal 5 is provided with a positioning hole 25, and the positioning pin 24 penetrates through the positioning hole 25. The transverse direction of the elastic conductive terminal 5 is limited through the mounting groove 23, and meanwhile, the limiting in the length direction of the elastic conductive terminal 5 is completed through the matching of the positioning pin 24 and the positioning hole 25, so that the influence on the assembly precision caused by the sliding between the elastic conductive terminal 5 and the flip cover 6 is avoided.

The right end of the elastic conductive terminal 5 and the left end of the input terminal 4 are both provided with a contact 26.

Wherein, the lower extreme of depression bar 8 is provided with first linking portion 27, the top of flip 6 is provided with the second linking portion 28 with first linking portion 27 complex.

Specifically, the lower cover 21 is provided with an alignment bump 29, and the base 1 is provided with an alignment sleeve 30 into which the alignment bump 29 is inserted. When the elastic conductive terminal 5 and the input terminal 4 are closed, the alignment bump 29 is inserted into the alignment sleeve 30, so that the closing precision of the elastic conductive terminal 5 and the input electronic can be effectively enhanced, and the power-on safety is improved.

The above embodiments are preferred implementations of the present application, and the present application can be implemented in other ways without departing from the spirit and scope of the present application.

Claims (10)

1. A swing clamp plate assembly for a toaster switch, comprising: the elastic conductive terminal penetrates through the flip cover, and the part of the elastic conductive terminal, which is arranged outside the flip cover, keeps an elastic bending deformation state and continuously provides elastic force for driving the elastic conductive terminal to swing the flip cover.

2. The oscillating platen assembly of claim 1, wherein: the flip cover comprises an upper cover and a lower cover, and the upper cover, the lower cover and the armature are stacked together from top to bottom.

3. The oscillating platen assembly of claim 2, wherein: the upper cover and the lower cover are connected in the following connection mode: the upper cover and the lower cover are buckled; or the upper cover and the lower cover are fixedly connected through screws; or the upper cover and the lower cover are glued and adhered.

4. A toaster switch is characterized in that: the swing pressure plate assembly for the toaster switch comprises the swing pressure plate assembly for the toaster switch as claimed in any one of claims 1-3, and further comprises a base, a housing, an input terminal, an electromagnet arranged below the armature, wherein the electromagnet is fixed on the base, the input terminal is arranged on the base, the left end of the elastic conductive terminal is fixed on the base, and further comprises a pressure lever used for pressing the flip cover downwards so as to drive the right end of the elastic conductive terminal to swing downwards and close and electrify the input terminal.

5. The toaster switch of claim 4, wherein: the base is provided with the support column, and the spacing groove has been seted up to the up end of support column, the shell be provided with the butt post of the up end butt of support column, elastic conductive terminal's middle section passes the spacing groove.

6. The toaster switch of claim 4, wherein: the shell is provided with and is used for injecing flip maximum swing angle's spacing subassembly, spacing subassembly is including seting up in the breach of shell, set up in step in the shell and set up in the baffle of shell, the step is located the left side of breach, the baffle is located the top of breach, forms movable chamber between baffle and the electro-magnet, flip's left end is located in the step, flip's right-hand member is located movable intracavity.

7. The toaster switch of claim 4, wherein: the base is provided with the assembly body, the assembly groove has been seted up to the assembly body, and the both sides in assembly groove are provided with the draw-in groove, the both sides of elasticity conductive terminal's back end are provided with joint portion, and in joint portion card goes into the draw-in groove, elasticity conductive terminal's left end was located the assembly groove.

8. The toaster switch of claim 5, wherein: the left end of the elastic conductive terminal is provided with a riveting part, the middle section of the elastic conductive terminal is convexly provided with limiting parts towards two sides, the limiting parts are positioned on the left side of the limiting groove, and the right end of the elastic conductive terminal and the left end of the input terminal are both provided with contacts.

9. The toaster switch of claim 4, wherein: the lower cover is provided with an installation groove, the right section of the elastic conductive terminal is arranged in the installation groove, a positioning pin is arranged in the installation groove in a protruding mode, the elastic conductive terminal is provided with a positioning hole, and the positioning pin penetrates through the positioning hole.

10. The toaster switch of claim 4, wherein: the lower extreme of depression bar is provided with first even portion of colluding, flip's top is provided with and colludes even portion of complex second with first even portion of colluding.

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