CN219696273U - Sealed multi-loop switch - Google Patents
Sealed multi-loop switch Download PDFInfo
- Publication number
- CN219696273U CN219696273U CN202320543399.2U CN202320543399U CN219696273U CN 219696273 U CN219696273 U CN 219696273U CN 202320543399 U CN202320543399 U CN 202320543399U CN 219696273 U CN219696273 U CN 219696273U
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- terminal
- tension spring
- rubber shell
- groups
- base
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- 230000000712 assembly Effects 0.000 claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 10
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000006223 plastic coating Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a sealed multi-loop switch, which comprises a rubber shell, a base, a switching assembly, a supporting rod and a pressing mechanism, wherein the base is connected with the rubber shell, a plurality of groups of terminal assemblies are arranged on the base, the switching assembly is provided with a plurality of groups and corresponds to the terminal assemblies one by one, the switch comprises a moving plate and a tension spring, one end of the moving plate is abutted to a common terminal, the other end of the moving plate is hooked with one end of the tension spring, one end of the supporting rod is hooked with the other end of the tension spring, the other end of the supporting rod is abutted to the base, the pressing mechanism penetrates through the top of the rubber shell, and one end of the supporting rod positioned in the rubber shell is abutted to the supporting rod. The sealed multi-loop switch adopts a plurality of groups of terminal assemblies and a plurality of groups of corresponding moving plates and tension springs, so that the switch forms a multi-loop structure, the multi-loop structures are mutually independent through the plurality of groups of moving plates and the plurality of groups of tension springs, and meanwhile, the mutually independent structures share one supporting rod to drive the plurality of groups of moving plates to switch at the same time, so that the multi-loop structure can be synchronously and instantaneously switched.
Description
Technical Field
The utility model relates to the technical field of switches, in particular to a sealed multi-loop switch.
Background
The microswitch is a contact mechanism that performs a switching operation with a predetermined stroke and a predetermined force, and is covered with a housing, and the outside of the housing is provided with a kind of switch that drives a lever.
At present, most multi-loop switches in the market adopt a mode of clamp slow motion conversion in an internal structure, and the clamp slow motion structure cannot ensure conversion synchronism among the loops of the switch when in conversion, and meanwhile, the conversion handfeel is not obvious and silent, so that the switch has certain limitation; aiming at the problems, the market demand designs an independent structure between each loop, can ensure synchronous conversion of a multi-loop structure, and further has the instant conversion multi-loop switch with sealing property, and is mainly applied to the fields of precise electronic equipment such as automobile electronic control, instruments and meters, household appliances and the like.
Disclosure of Invention
The utility model aims to provide a sealed multi-loop switch which has an independent structure and can synchronously switch instantaneously.
In order to solve the technical problems, the utility model can be realized by adopting the following technical scheme:
a sealed multi-circuit switch comprising:
a rubber shell;
the base is connected with the bottom of the rubber shell, a plurality of groups of terminal assemblies are arranged on the base, and each terminal assembly comprises a common terminal, a normally closed terminal and a normally open terminal;
the switching assembly is provided with a plurality of groups and corresponds to the terminal assemblies one by one, and comprises a moving plate and a tension spring, one end of the moving plate is abutted to the common terminal, and the other end of the moving plate is positioned between the normally closed terminal and the normally open terminal and is hooked with one end of the tension spring;
one end of the supporting rod is hooked with the other end of the tension spring, and the other end of the supporting rod is abutted with the base;
the pressing part penetrates through the top of the rubber shell, and one end of the pressing part, which is positioned in the rubber shell, is abutted against the supporting rod.
In one embodiment, a synchronizing block is connected between the plurality of sets of moving plates, and the synchronizing block is made of an insulating material.
In one embodiment, the common terminal is provided with a recess, and one end of the moving plate abuts against the recess.
In one embodiment, the connection part of the support rod and the tension spring is coated with insulating glue.
In one embodiment, the movable plate is provided with a hook hole, and one end of the tension spring is hooked at the hook hole.
In one embodiment, the strut is provided with a hooking groove, and the other end of the tension spring is hooked at the hooking groove.
In one embodiment, the side edge of the pressing part is provided with a guide sliding block, and the inside of the rubber shell is provided with a guide sliding groove matched with the guide sliding block.
In one embodiment, a sealing cap is arranged at the top of the rubber shell, and the sealing cap is sleeved on the pressing pin and used for sealing the position where the pressing pin penetrates through the rubber shell.
In one embodiment, the terminal assembly is overmolded onto the base.
In one embodiment, the joint of the base and the rubber shell is filled with sealant.
Advantageous effects
1. The sealed multi-loop switch is simple in structure and reasonable in design, when signals are switched, the pressing mechanism presses the pressing mechanism, the pressing mechanism acts on the supporting rod to press down, the supporting rod drives the tension spring to operate when the pressing mechanism presses down, the movable piece can instantly swing downwards when the tension spring is pulled to a critical point, so that the instant conversion of the signals is realized, sound can be generated during the conversion, the hand feeling during the conversion is ensured, after the pressing mechanism is loosened, the tension spring contracts and resets, the signals are instantly converted again, and finally, the whole structure of the switch is simple, and the design is reasonable.
2. The sealed multi-loop switch adopts a plurality of groups of terminal assemblies, a plurality of groups of moving plates and a plurality of groups of tension springs, and each group of terminal assemblies, each moving plate and each tension spring are in one-to-one correspondence to form a plurality of groups of mutually independent structures.
3. The sealing type multi-loop switch has the advantages that the sealing glue is filled at the joint of the glue shell and the base, so that the base and the glue shell are sealed, the terminal assembly is arranged on the base by adopting a plastic coating process, the terminal assembly and the base can be sealed, meanwhile, the sealing cap is arranged between the glue shell and the pressing die, the top of the glue shell is sealed through the sealing cap, and finally, the integral waterproof performance of the switch is good and can be applied to different occasions.
Drawings
FIG. 1 is an exploded schematic view of a sealed multi-circuit switch of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the sealed multi-circuit switch of the present utility model;
FIG. 3 is a schematic diagram of a switching assembly of the sealed multi-circuit switch of the present utility model;
FIG. 4 is a schematic diagram of a strut structure of the sealed multi-circuit switch of the present utility model;
FIG. 5 is a schematic diagram of a pressing structure of the sealed multi-circuit switch of the present utility model;
fig. 6 is a schematic diagram of a rubber case structure of the sealed multi-circuit switch of the present utility model.
As shown in the accompanying drawings:
100. a rubber shell; 110. a guide chute;
200. a base;
300. a terminal assembly; 310. a common terminal; 311. a concave portion; 320. a normally closed terminal; 330. a normally open terminal;
400. a switching assembly; 410. a moving plate; 411. a hook hole; 420. a tension spring; 430. a synchronization block;
500. a support rod; 510. insulating glue; 520. a hooking groove;
600. pressing the pin; 610. a guide slide block;
700. and (5) sealing the cap.
Description of the embodiments
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like are used herein 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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, a sealed multi-loop switch includes:
a glue shell 100;
a base 200, wherein the base 200 is connected with the bottom of the rubber case 100, a plurality of groups of terminal assemblies 300 are arranged on the base 200, and the terminal assemblies 300 comprise a common terminal 310, a normally closed terminal 320 and a normally open terminal 330;
the switching assembly 400 is provided with a plurality of groups and corresponds to the terminal assemblies 300 one by one respectively, the switching assembly 400 comprises a moving plate 410 and a tension spring 420, one end of the moving plate 410 is abutted against the common terminal 310, and the other end of the moving plate is positioned between the normally closed terminal 320 and the normally open terminal 330 and is hooked with one end of the tension spring 420;
one end of the supporting rod 500 is hooked with the other end of the tension spring 420, and the other end of the supporting rod 500 is abutted with the base 100;
the pressing device 600 penetrates through the top of the rubber shell 100, and one end of the pressing device 600, which is positioned inside the rubber shell 100, is abutted against the supporting rod 500.
Specifically, the sealed multi-circuit switch in this embodiment mainly comprises a rubber shell 100, a base 200, a terminal assembly 300, a switching assembly 400, a strut 500 and a pressing mechanism 600, wherein the terminal assembly 300 and the switching assembly 400 are respectively provided with a plurality of groups and are in one-to-one correspondence, the switching assembly 400 comprises a moving plate 410 and a tension spring 420, one end of the moving plate 410 is abutted against a common terminal 310, the other end of the moving plate 410 is located between the normally closed terminal 420 and the normally open terminal 430 and is hooked with one end of the tension spring 420, meanwhile, one end of the strut 500 is hooked with the other end of the tension spring 420, and the other end of the strut 500 is abutted against the base 200, so that a multi-circuit switching structure is formed among the plurality of groups of the common terminal 310, the normally closed terminal 320, the normally open terminal 330, the tension spring 410, the tension spring 420 and the strut 500.
When the switch is in an initial state, the tension spring 420 is in a normal state and is limited by the support rod 500, one end of the movable plate 410 is in contact with the normally closed terminal 320 for conduction, the other end of the movable plate 410 is in contact with the common terminal 310, when signal conversion is needed, the pressing pawl 600 is pressed, the pressing pawl 600 acts on the support rod 500 to hook one end of the tension spring 420, so that the end of the support rod 500 moves downwards, when the end of the support rod 500 moves downwards, the tension spring 420 is pulled, when the tension spring 420 is pulled to a critical point, one end of the movable plate 410, which is hooked with the tension spring 420, swings downwards instantly, so that the movable plate 410 is disconnected from the normally closed terminal 320 and is in contact with the normally open terminal 330 for conduction, instant conversion of signals is realized, and when the switch is converted, clear and the switching feel is obvious when the switch is pressed, after the pressing pawl 600 is released, the tension spring 420 is contracted and restored, so that the support rod 500 is reset, and the movable plate 410 swings upwards again to reset, and is disconnected from the normally closed terminal 330 for contact with the normally closed terminal 320.
Finally, in this embodiment, the multiple sets of terminal assemblies 300 and multiple sets of corresponding moving plates 410 and tension springs 420 are adopted, so that the switch forms a multiple-loop structure, and the multiple-loop structure is mutually independent through the multiple sets of moving plates 410 and the multiple sets of tension springs 420, meanwhile, the multiple sets of moving plates 410 are driven to switch simultaneously by sharing one supporting rod 500, and when one of the multiple sets of moving plates 410 is switched, as the synchronizing block 430 is connected between the multiple sets of moving plates 410, the synchronizing block 430 drives the other moving plates 410 to be switched simultaneously, so that the multiple-loop structure can be switched synchronously and the synchronization performance is better.
Of course, in order to make the connection among the moving plate 410, the tension spring 420 and the strut 500 more stable and convenient, the hook hole 411 is formed on the moving plate 410, and the hook slot 520 is formed on the strut 500, one end of the tension spring 420 is hooked with the hook hole 411 on the moving plate 410, and the other end is hooked with the hook slot 520 on the strut 500, so that the connection stability among the moving plate 410, the tension spring 420 and the strut 500 is better through the hook hole 411 and the hook slot 520.
Meanwhile, in order to avoid collision between the multi-loop structures, the synchronization block 430 is made of an insulating material, so that interference between the plurality of sets of moving plates 410 can be avoided, and the multi-loop structure can operate normally.
Similarly, referring to fig. 4, in order to avoid interference between multiple loops, the supporting rod 500 may be made of an insulating material or a metal material, and when the supporting rod 500 and the tension spring 420 are made of a metal material, the hook portion of the supporting rod is coated with an insulating adhesive 510, so that the insulating adhesive 510 can ensure that no interference is generated between multiple loops, and the multiple loops can operate normally.
Referring to fig. 1, in the present embodiment, since the movable piece 410 needs to be connected to the common terminal 310 to ensure signal communication, a recess 311 is provided on the common terminal 310, one end of the movable piece 410 abuts against the recess 311, and the movable piece 410 can be ensured to be better connected to the common terminal 310 through the recess 311, and the movable piece 410 swings around the recess 311 as a fulcrum, so as to ensure stable signal conversion.
Referring to fig. 5 and 6, in this embodiment, in order to ensure that the pressing latch 600 is smoother when being pressed, a guiding sliding block 610 is disposed at a side edge of the pressing latch 600, and a guiding sliding groove 110 matching with the guiding sliding block 610 is disposed in the glue case 100, when the pressing latch 600 is pressed, the guiding sliding block 610 moves in the guiding sliding groove 110, so as to limit the pressing movement of the pressing latch 600 and ensure that the pressing latch 600 can be pressed more smoothly.
Referring to fig. 1, in order to improve the practicality of the switch, the switch can be applied to different occasions, so that the switch needs to be fully sealed, a sealing cap 700 is arranged at the top of the rubber shell 100, one end of the sealing cap 700 is sleeved on the pressing die 600, the other end of the sealing cap 700 is heat riveted at the top of the rubber shell 100, the pressing die 600 penetrates through the rubber shell 100 to seal, meanwhile, the joint between the base 200 and the rubber shell 100 is filled with sealant, the bottom of the rubber shell 100 is sealed through the sealant, and the terminal assembly 300 is arranged on the base 200 by adopting a plastic coating process, finally, the whole switch is sealed, and the switch can be applied to different occasions, so that the practicality of the switch is improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. Those skilled in the art can practice the utility model smoothly as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.
Claims (10)
1. A sealed multi-circuit switch, comprising:
a rubber shell;
the base is connected with the bottom of the rubber shell, a plurality of groups of terminal assemblies are arranged on the base, and each terminal assembly comprises a common terminal, a normally closed terminal and a normally open terminal;
the switching assembly is provided with a plurality of groups and corresponds to the terminal assemblies one by one, and comprises a moving plate and a tension spring, one end of the moving plate is abutted to the common terminal, and the other end of the moving plate is positioned between the normally closed terminal and the normally open terminal and is hooked with one end of the tension spring;
one end of the supporting rod is hooked with the other end of the tension spring, and the other end of the supporting rod is abutted with the base;
the pressing part penetrates through the top of the rubber shell, and one end of the pressing part, which is positioned in the rubber shell, is abutted against the supporting rod.
2. The sealed multi-circuit switch of claim 1, wherein: and a synchronous block is connected between the plurality of groups of moving plates, and the synchronous block is made of insulating materials.
3. The sealed multi-circuit switch of claim 1, wherein: the common terminal is provided with a concave part, and one end of the moving plate is abutted in the concave part.
4. The sealed multi-circuit switch of claim 1, wherein: and insulating glue is coated at the hooking part of the support rod and the tension spring.
5. The sealed multi-circuit switch of claim 1, wherein: the movable plate is provided with a hook hole, and one end of the tension spring is hooked at the hook hole.
6. The sealed multi-circuit switch of claim 1, wherein: the support rod is provided with a hooking groove, and the other end of the tension spring is hooked at the hooking groove.
7. The sealed multi-circuit switch of claim 1, wherein: the side of the pressing mechanism is provided with a guide sliding block, and a guide sliding groove matched with the guide sliding block is arranged in the rubber shell.
8. The sealed multi-circuit switch of claim 1, wherein: the top of the rubber shell is provided with a sealing cap, and the sealing cap is sleeved on the pressing mechanism and used for sealing the position where the pressing mechanism penetrates through the rubber shell.
9. The sealed multi-circuit switch of claim 1, wherein: the terminal assembly is molded on the base.
10. The sealed multi-circuit switch of claim 1, wherein: and the joint of the base and the rubber shell is filled with sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320543399.2U CN219696273U (en) | 2023-03-20 | 2023-03-20 | Sealed multi-loop switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320543399.2U CN219696273U (en) | 2023-03-20 | 2023-03-20 | Sealed multi-loop switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219696273U true CN219696273U (en) | 2023-09-15 |
Family
ID=87963005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320543399.2U Active CN219696273U (en) | 2023-03-20 | 2023-03-20 | Sealed multi-loop switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219696273U (en) |
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2023
- 2023-03-20 CN CN202320543399.2U patent/CN219696273U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |