CN114864323A - Durable switch - Google Patents
Durable switch Download PDFInfo
- Publication number
- CN114864323A CN114864323A CN202210190568.9A CN202210190568A CN114864323A CN 114864323 A CN114864323 A CN 114864323A CN 202210190568 A CN202210190568 A CN 202210190568A CN 114864323 A CN114864323 A CN 114864323A
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- Prior art keywords
- switch
- shell
- piston
- rod
- hole
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/02—Details
- H01H23/04—Cases; Covers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/02—Details
- H01H23/12—Movable parts; Contacts mounted thereon
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The invention belongs to the technical field of switches, and particularly relates to a durable switch which comprises a switch outer shell, a switch inner shell, an adsorption plate, a middle shell, a hinged support lug, a circuit board, a limiting bulge, a control module, a button battery and a clamping plate, wherein when a wireless switch is placed on a table and is pressed by a heavy object, the switch outer shell extrudes a second piston through a spring, so that the second piston moves downwards relative to the second piston outer shell, liquid in the second piston outer shell is extruded to be discharged from a liquid outlet hole and enters a first piston outer shell, and the first piston outer shell is pushed to move upwards; after the liquid in the second piston shell gradually flows into the first piston shell, the switch shell moves a certain range relative to the middle shell; after the user finds that the switch shell is reset through the pressure rod, the weakening degree of the elastic force of the spring is relatively small, and the switch shell can be used continuously. The longer the wireless switch is pressed, the more obvious the effect of protecting the elastic force of the spring is.
Description
Technical Field
The invention belongs to the technical field of switches, and particularly relates to a durable switch.
Background
At present, the society enters an intelligent era, and people can remotely issue commands to lamps, electric appliances and curtains in homes by holding a smart phone, namely the wireless intelligent home with light illumination. The wireless intelligent home is started without the background hero which is silent and silent, namely the wireless switch is supported by the wireless intelligent home with strong force, so that the wireless intelligent home is installed quickly and is easy to operate, and remote control is realized. The biggest difference with the traditional switch is that the wireless intelligent switch is movable and has no wiring. The LED lighting control system has the characteristics of mobility, providing a more convenient and more comfortable lighting control scheme for users, avoiding wiring, reducing the use amount of electric wires and PVC pipes during installation, namely reducing the requirements on metal raw materials such as copper, aluminum and the like, and reducing carbon emission in the wire production process.
The wireless switch can be adhered to any suitable position on a wall, can also be placed on a table or a bed head, and can be used at any position where the use is convenient, for example, the wireless switch disclosed in patent numbers 2019224011152 and 2019224010766 discloses a button battery mounting groove and the structure of the wireless switch; but the following problems are caused by the convenient placement:
the wireless switch is thin, the swing amplitude of the pressing plate is small, the elastic force of the return spring inside the wireless switch is weak, and after the wireless switch is placed on a table and is pressed by a heavy object for a period of time, the elastic force of the return spring is weakened possibly, so that the switch cannot be reset, and the switch is failed or the pressure feeling is poor.
The wireless switch is mostly powered by button batteries at present, so that the switch can be made to be thin, and the batteries can not be found in time when the power is off, so that the wireless switch cannot be used; there are, of course, passive switches, but passive switches are all thicker, affecting the appearance.
The wireless switch is flexible in arrangement, so that the wireless switch is frequently damaged due to the fact that the wireless switch is accidentally trodden by people when falling to the ground.
The present invention is directed to a robust switch that solves the above problems.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme:
a durable switch comprises a switch outer shell, a switch inner shell, an adsorption plate, a middle shell, a hinged support lug, a circuit board, a limiting bulge, a control module, a button battery and a clamping plate, wherein an adjusting structure and an electricity storage mechanism are arranged between the switch outer shell and the switch inner shell.
The adjusting mechanism comprises a spring, a second piston outer shell, a one-way valve, a fixed support, a first rack, a hinged pin shaft, a first piston outer shell, a connecting pipe and a second piston, wherein the first piston outer shell and the second piston outer shell are arranged at two ends of the switch inner shell; the first piston shell and the second piston shell are connected through a connecting pipe; a liquid outlet hole and a liquid inlet hole are formed in the wall surface of the lower end of the second piston shell, and the inner diameter of the liquid outlet hole is half of that of the liquid inlet hole; the liquid outlet hole and the liquid inlet hole are communicated with the connecting pipe; one end of the liquid outlet hole positioned on the outer side of the second piston shell and one end of the liquid inlet hole positioned on the inner side of the second piston are both provided with a one-way valve; the upper end of the second piston is provided with a spring, and the upper end of the spring is in contact fit with the switch shell; the first rack is slidably arranged on the inner bottom surface of the switch inner shell through a fixed support, and the upper end of the first rack is fixedly provided with a hinge pin shaft; the first rack is in transmission connection with the first piston through the rack and the gear; the first rack moves downwards to drive the first piston to move upwards through transmission.
And the hinged support lug on the switch shell is detachably connected with the hinged pin shaft.
The power storage mechanism comprises a generator and a storage battery, the generator and the storage battery are mounted on the inner bottom surface of the switch inner shell, the swing deflector rod is mounted on the switch inner shell, and the swing deflector rod is manually shifted to control the generator to work to generate power.
Preferably, the number of the adjusting mechanisms is two, and the two adjusting mechanisms are symmetrically arranged between the switch inner shell and the switch outer shell.
Preferably, a connecting rod is fixedly mounted at the upper end of the first piston, teeth are arranged at one end of the connecting rod, the second gear is rotatably mounted on the fixed support and meshed with the first rack, and the teeth on the connecting rod are meshed with the second gear.
As preferred scheme, the check valve includes elastic rod, valve bonnet, and wherein it all has the arch all to go out liquid hole and be located second piston shell outside one end and feed liquor hole and be located the inboard one end of second piston, and the valve bonnet is installed and is covered corresponding liquid hole on bellied terminal surface, and the even three elastic rod of installing of circumference on the bellied terminal surface, bellied one end and valve bonnet fixed connection are kept away from to three elastic rod.
Preferably, the switch housing is provided with a square through hole, the upper end of the first piston is fixedly provided with a pressure lever, and the pressure lever is in sliding fit with the square through hole.
Preferably, the cross section of the square through hole is larger than that of the compression bar, and a sealing gasket is arranged between the square through hole and the compression bar.
Preferably, the hinge lug on the switch shell is an opening lug, the hinge lug has elasticity, and the hinge lug is fixedly mounted on the switch shell through a metal plate.
Preferably, a sealing ring is arranged between the first piston and the first piston shell, and a sealing ring is arranged between the second piston and the second piston shell; the protective housing is installed in the liquid inlet hole that opens on the second piston shell and the liquid outlet hole outside, and the liquid inlet hole passes through the protective housing with the liquid outlet hole and is connected with the connecting pipe.
As a preferable scheme, a first gear is fixedly mounted on a power input shaft of the generator, an arc-shaped rack is arranged in a switch inner shell in a swinging mode through two guide supports, and the arc-shaped rack is meshed with the first gear; the fixed pin shaft is fixedly arranged in the switch inner shell, the swinging center of the arc-shaped rack is positioned on the axis of the fixed pin shaft, one end of the connecting swing rod is rotatably arranged on the fixed pin shaft, and the other end of the connecting swing rod is fixedly connected with the arc-shaped rack; the swing deflector rod is rotatably arranged on the fixed pin shaft and is fixedly connected with the connecting swing rod.
Compared with the prior art, the invention has the advantages that:
1. when the switch is used in normal times, when the switch shell is controlled to swing around the axes of the hinge support lug and the hinge pin shaft, the switch shell swings to drive the first piston to move upwards through the first rack, the second gear and the connecting rod; meanwhile, the switch shell extrudes the second piston through the spring, so that liquid in the second piston shell is discharged from the liquid outlet hole and enters the first piston shell to push the first piston shell to move upwards; in the invention, because the inner diameter of the liquid outlet hole is relatively small, the amount of liquid in the second piston shell flowing into the first piston shell is relatively small after the switch shell relatively swings for one time; after multiple times of use, the pressure of the switch shell is reduced, the pressing effect is poor, the downward movement amplitude of the second piston relative to the second piston shell is large enough, when the touch of the switch is possibly influenced by continuous use, the pressing rod is manually pressed downwards through an auxiliary tool, on one hand, the switch shell is enabled to move upwards and recover relative to the middle shell, on the other hand, liquid in the first piston shell flows into the second piston shell through the connecting pipe and the liquid inlet hole, the second piston moves upwards relatively, the second piston moves upwards to drive the switch shell to move upwards through the spring, and the switch shell recovers; because the internal diameter of the liquid inlet hole is relatively large, the switch shell can be quickly recovered.
2. When a wireless switch is placed on a table and is pressed by a heavy object, the switch shell extrudes the second piston through the spring, so that the second piston moves downwards relative to the second piston shell, the second piston moves downwards relative to the second piston shell and extrudes liquid in the second piston shell to be discharged from the liquid outlet hole, the liquid enters the connecting pipe, the liquid entering the connecting pipe enters the first piston shell and pushes the first piston shell to move upwards; after the liquid in the second piston shell gradually flows into the first piston shell, the switch shell moves a certain range relative to the middle shell; but in this process the inward movement of the second piston relative to the second piston housing compensates for a portion of the spring being compressed; after the user finds that the switch shell is reset through the pressure rod, the weakening degree of the elastic force of the spring is relatively small, and the switch shell can be used continuously. The longer the wireless switch is pressed, the more obvious the effect of protecting the elastic force of the spring is.
3. When wireless switch button cell does not have the electricity and can't in time change, can take off switch housing, then manual stir the swing driving lever, the swing driving lever swing drives and connects the pendulum rod swing, connects the pendulum rod swing and drives the swing of arc rack, and the swing of arc rack drives first gear rotatory, and then drives the generator electricity generation, to battery accumulate, guarantees that wireless switch can continue to use before changing button cell. The thickness occupied by the electricity storage module is small.
Drawings
Fig. 1 is a schematic view of the appearance of an integral part.
Fig. 2 is a schematic view of the appearance of the integral component.
Fig. 3 is a schematic diagram of the mating of the switch outer housing and the switch inner housing.
Fig. 4 is a circuit board mounting schematic.
Fig. 5 is a schematic diagram of the switch housing structure.
Fig. 6 is a schematic view of a hinge lug installation.
Fig. 7 is a schematic view of the installation of the stopper projection.
Fig. 8 is a button cell mounting schematic.
Fig. 9 is a schematic distribution diagram of the internal structure of the housing.
Fig. 10 is a schematic view of the distribution of the adjustment mechanism and the electric storage mechanism.
Fig. 11 is a schematic structural view of the electricity storage mechanism.
Fig. 12 is a schematic view of hinge pin installation.
Figure 13 is a schematic view of the check valve installation.
FIG. 14 is a schematic view of the distribution of liquid outlet holes.
FIG. 15 is a schematic view of the distribution of liquid inlet holes.
Number designation in the figures: 1. a switch housing; 2. a switch inner housing; 3. an adsorption plate; 4. a middle housing; 5. a square through hole; 6. a hinged lug; 7. a gasket; 8. a circuit board; 9. a limiting bulge; 10. a metal plate; 12. a control module; 13. a button cell; 14. clamping a plate; 15. an adjustment mechanism; 16. an electricity storage mechanism; 17. an arc-shaped rack; 18. a storage battery; 19. a generator; 20. a first gear; 21. a guide support; 22. connecting the swing rod; 23. fixing a pin shaft; 24. swinging the deflector rod; 25. fixing and supporting; 26. a first rack; 27. hinging a pin shaft; 28. a second gear; 29. a connecting rod; 30. a pressure lever; 31. a first piston; 32. a first piston housing; 33. a connecting pipe; 34. a spring; 35. a second piston housing; 36. a one-way valve; 37. a protective shell; 38. a liquid outlet hole; 39. a liquid inlet hole; 40. a second piston; 41. a seal ring; 42. an elastic rod; 43. and a valve cover.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples or figures are illustrative of the present invention and are not intended to limit the scope of the present invention.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must be of a particular length, orientation, configuration and operation in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, 2, 3 and 7, the switch comprises a switch outer shell 1, a switch inner shell 2, an adsorption plate 3, a middle shell 4, a hinge support lug 6, a circuit board 8, a limit protrusion 9, a control module 12, a button cell 13 and a clamping plate 14, as shown in fig. 8, 9 and 10, an adjusting structure and an electricity storage mechanism 16 are installed between the switch outer shell 1 and the switch inner shell 2.
The mounting positions and the mutual matching relation of the switch outer shell 1, the switch inner shell 2, the adsorption plate 3, the middle shell 4, the hinge support lug 6, the circuit board 8, the limiting bulge 9, the control module 12, the button cell 13 and the clamping plate 14 are all the existing structures of the existing products.
The switch outer shell 1, the switch inner shell 2 and the middle shell 4 form a shell of the wireless switch; the adsorption plate 3 is used for adsorbing the switch at a place where the switch is required to be installed, and the adsorption plate 3 can be a magnetic plate or a rubber plate. The hinge support lug 6 adopts a mature structure in the prior art, and a notch for inserting the hinge pin shaft 27 is formed on the hinge support lug 6; the limiting bulge 9 is used for limiting the swing angle of the switch outer shell 1 relative to the switch inner shell 2 and the middle shell 4 and preventing the switch outer shell 1 from being separated from the switch inner shell 2 and the middle shell 4; the circuit board 8 and the control module 12 constitute an electronic control element of the wireless switch; the button cell 13 provides a power supply, the clamping plate 14 is used for limiting the button cell 13, and when the button cell 13 is replaced, the clamping plate 14 is pushed to enable the clamping plate 14 to remove the limitation on the button cell 13, the old button cell 13 is detached, and a new cell is replaced.
As shown in fig. 10, the adjusting mechanism 15 includes a spring 34, a second piston housing 35, a check valve 36, a fixed support 25, a first rack 26, a hinge pin 27, a first piston 31, a first piston housing 32, a connecting pipe 33, and a second piston 40, where the first piston housing 32 and the second piston housing 35 are installed at two ends of the switch inner housing 2, as shown in fig. 12, the first piston 31 is installed in the first piston housing 32 in a sliding manner, and as shown in fig. 13, the second piston 40 is installed in the second piston housing 35 in a sliding manner; the first piston housing 32 and the second piston housing 35 are connected by a connecting pipe 33; as shown in fig. 13, 14 and 15, the wall surface of the lower end of the second piston housing 35 is provided with a liquid outlet hole 38 and a liquid inlet hole 39, and the inner diameter of the liquid outlet hole 38 is half of the inner diameter of the liquid inlet hole 39; the liquid outlet hole 38 and the liquid inlet hole 39 are communicated with the connecting pipe 33; one check valve 36 is respectively arranged at one end of the liquid outlet 38 positioned at the outer side of the second piston shell 35 and one end of the liquid inlet 39 positioned at the inner side of the second piston 40; the upper end of the second piston 40 is provided with a spring 34, and the upper end of the spring 34 is in contact fit with the switch shell 1; a first rack 26 is slidably mounted on the inner bottom surface of the switch inner shell 2 through a fixed support 25, and a hinge pin shaft is arranged at the upper end of the first rack 26; the first rack 26 is in transmission connection with the first piston 31 through a rack and a gear; the downward movement of the first rack 26 drives the upward movement of the first piston 31 through the transmission.
As shown in fig. 3 and 4, the hinge lug 6 of the switch housing 1 is detachably connected to the hinge pin 27.
As shown in fig. 11, the power storage mechanism 16 includes a generator 19 and a battery 18, the generator 19 and the battery 18 are mounted on the inner bottom surface of the switch inner casing 2, the swing lever 24 is mounted on the switch inner casing 2, and the swing lever 24 is manually shifted to control the generator 19 to operate to generate power.
As shown in fig. 10, the two adjusting mechanisms 15 are provided, and the two adjusting mechanisms 15 are symmetrically installed between the switch inner casing 2 and the switch outer casing 1.
As shown in fig. 10 and 12, a connecting rod 29 is fixedly mounted at the upper end of the first piston 31, teeth are provided at one end of the connecting rod 29, the second gear 28 is rotatably mounted on the fixed support 25, the second gear 28 is engaged with the first rack 26, and the teeth on the connecting rod 29 are engaged with the second gear 28.
As shown in fig. 14 and 15, the check valve 36 includes an elastic rod 42 and a valve cover 43, wherein one end of the liquid outlet 38 located outside the second piston housing 35 and one end of the liquid inlet 39 located inside the second piston 40 both have protrusions, the valve cover 43 is installed on the end surface of the protrusion to cover the corresponding liquid outlet, three elastic rods 42 are installed on the end surface of the protrusion uniformly in the circumferential direction, and one ends of the three elastic rods 42 far from the protrusion are fixedly connected to the valve cover 43.
As shown in fig. 4, a square through hole 5 is formed in the switch housing 1, a pressing rod 30 is fixedly mounted at the upper end of the first piston 31, and the pressing rod 30 is in sliding fit with the square through hole 5.
The cross section of the square through hole 5 is larger than that of the pressure rod 30, and a sealing gasket 7 is arranged between the square through hole 5 and the pressure rod 30. The function of the sealing gasket 7 is to prevent external liquid from flowing into the shell through the square hole, which leads to the burning of the internal electronic components.
As shown in fig. 5 and 6, the hinge lug 6 on the switch housing 1 is an opening lug, the hinge lug 6 has elasticity, and the hinge lug 6 is fixedly mounted on the switch housing 1 through a metal plate 10. The metal plate 10 serves to improve the mounting strength of the hinge lug 6.
As shown in fig. 12 and 13, a seal ring 41 is installed between the first piston 31 and the first piston housing 32, and a seal ring 41 is installed between the second piston 40 and the second piston housing 35; a protective shell 37 is installed outside a liquid inlet hole 39 and a liquid outlet hole 38 formed in the second piston shell 35, and the liquid inlet hole 39 and the liquid outlet hole 38 are connected with the connecting pipe 33 through the protective shell 37.
As shown in fig. 11, a first gear 20 is fixedly mounted on a power input shaft of the generator 19, the arc-shaped rack 17 is installed in the switch inner shell 2 in a swinging manner through two guide supports 21, and the arc-shaped rack 17 is meshed with the first gear 20; the fixed pin shaft 23 is fixedly arranged in the switch inner shell 2, the swing center of the arc-shaped rack 17 is positioned on the axis of the fixed pin shaft 23, one end of the connecting swing rod 22 is rotatably arranged on the fixed pin shaft 23, and the other end of the connecting swing rod 22 is fixedly connected with the arc-shaped rack 17; the swing deflector rod 24 is rotatably mounted on the fixed pin shaft 23, and the swing deflector rod 24 is fixedly connected with the connecting swing rod 22.
When the wireless switch button cell 13 does not have electricity and can not be changed in time, the switch shell 1 can be taken down, then the swing driving lever 24 is manually shifted, the swing driving lever 24 swings to drive the connection swing rod 22 to swing, the connection swing rod 22 swings to drive the arc-shaped rack 17 to swing, the arc-shaped rack 17 swings to drive the first gear 20 to rotate, and then the generator 19 is driven to generate electricity, electricity is stored in the storage battery 18, and the wireless switch can be continuously used before the button cell 13 is changed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
The implementation mode is as follows: as shown in fig. 4, the initial state of the wireless switch is set, the first piston 31 is located in the middle of the cavity of the first piston housing 32, and the second piston 40 is located at the end of the cavity of the second piston housing 35 away from the liquid outlet. When the wireless switch designed by the invention is used in ordinary use, when the switch shell 1 is controlled to swing around the axes of the hinge support lug 6 and the hinge pin 27, the switch shell 1 can drive the first rack 26 to move downwards under the guiding action of the fixed support 25 through the hinge support lug 6 and the hinge pin 27, the first rack 26 moves to drive the second gear 28 to rotate, the second gear 28 rotates to drive the connecting rod 29 to move upwards, and the connecting rod 29 drives the first piston 31 to move upwards; meanwhile, when the switch shell 1 swings, the switch shell 1 can extrude the second piston 40 through the spring 34, so that the second piston 40 moves downwards relative to the second piston shell 35, liquid in the second piston shell 35 can be extruded to be discharged from the liquid outlet hole 38 and enter the connecting pipe 33, and the liquid entering the connecting pipe 33 enters the first piston shell 32 to push the first piston shell 32 to move upwards; i.e. the upward movement of the first piston 31 has two different force drives; in the invention, because the inner diameter of the liquid outlet 38 is relatively small, the amount of the liquid in the second piston shell 35 flowing into the first piston shell 32 is relatively small after the switch shell 1 swings relatively for one time; after a plurality of times of use, the pressure of the switch shell 1 is reduced, the pressing effect is not good, the downward movement amplitude of the second piston 40 relative to the second piston shell 35 is large enough, when the switch is possibly influenced by continuous use, the press rod 30 is manually pressed downwards by an auxiliary tool, so that the press rod 30 drives the first piston 31 to move downwards relative to the first piston shell 32, the first piston 31 moves downwards to drive the switch shell 1 to move upwards and recover relative to the middle shell 4 through the transmission of the connecting rod 29, the second gear 28 and the first rack 26, on the other hand, the first piston 31 moves downwards to extrude liquid in the first piston shell 32, so that the liquid in the first piston housing 32 flows into the second piston housing 35 through the connecting pipe 33 and the liquid inlet hole 39, the second piston 40 moves upwards relatively, the second piston 40 moves upwards to drive the switch housing 1 to move upwards through the spring 34, so that the switch housing 1 is restored, i.e., the first and second pistons 31 and 40 are restored to the initial state; the switch housing 1 can be quickly restored because the inner diameter of the liquid inlet hole 39 is relatively large.
When the wireless switch is placed on a table and is pressed by a heavy object, the switch shell 1 can extrude the second piston 40 through the spring 34, so that the second piston 40 moves downwards relative to the second piston shell 35, liquid in the second piston shell 35 is extruded to be discharged from the liquid outlet hole 38 and enter the connecting pipe 33, and the liquid entering the connecting pipe 33 enters the first piston shell 32 to push the first piston shell 32 to move upwards; after the liquid in the second piston shell 35 gradually flows into the first piston shell 32, the switch shell 1 moves inwards by a certain amplitude relative to the middle shell 4; but in the process the inward movement of the second piston 40 relative to the second piston housing 35 compensates for a portion of the compression of the spring 34; after the user finds that the switch shell 1 is reset by the pressing rod 30, the weakening degree of the elastic force of the spring 34 is relatively small, and the switch shell can be used continuously.
When the wireless switch button cell 13 does not have electricity and cannot be replaced in time, the switch shell 1 can be taken down, then the swing driving lever 24 is manually shifted, the swing driving lever 24 swings to drive the connection swing rod 22 to swing, the connection swing rod 22 swings to drive the arc-shaped rack 17 to swing, the arc-shaped rack 17 swings to drive the first gear 20 to rotate, the generator 19 is driven to generate electricity, electricity is stored in the storage battery 18, and the wireless switch can be continuously used before the button cell 13 is replaced.
Claims (9)
1. The utility model provides a durable switch, it includes switch shell, switch inner shell, adsorption plate, middle casing, articulated journal stirrup, circuit board, spacing arch, control module, button cell, cardboard, its characterized in that: an adjusting structure and an electricity storage mechanism are arranged between the switch outer shell and the switch inner shell;
the adjusting mechanism comprises a spring, a second piston outer shell, a one-way valve, a fixed support, a first rack, a hinged pin shaft, a first piston outer shell, a connecting pipe and a second piston, wherein the first piston outer shell and the second piston outer shell are arranged at two ends of the switch inner shell; the first piston shell and the second piston shell are connected through a connecting pipe; a liquid outlet hole and a liquid inlet hole are formed in the wall surface of the lower end of the second piston shell, and the inner diameter of the liquid outlet hole is half of that of the liquid inlet hole; the liquid outlet hole and the liquid inlet hole are communicated with the connecting pipe; one end of the liquid outlet hole positioned on the outer side of the second piston shell and one end of the liquid inlet hole positioned on the inner side of the second piston are both provided with a one-way valve; the upper end of the second piston is provided with a spring, and the upper end of the spring is in contact fit with the switch shell; the first rack is slidably arranged on the inner bottom surface of the switch inner shell through a fixed support, and the upper end of the first rack is fixedly provided with a hinge pin shaft; the first rack is in transmission connection with the first piston through the rack and the gear; the first rack moves downwards to drive the first piston to move upwards through transmission;
the hinge support lug on the switch shell is detachably connected with the hinge pin shaft;
the power storage mechanism comprises a generator and a storage battery, the generator and the storage battery are mounted on the inner bottom surface of the switch inner shell, the swing deflector rod is mounted on the switch inner shell, and the swing deflector rod is manually shifted to control the generator to work to generate power.
2. A robust switch, as claimed in claim 1, wherein: the two adjusting mechanisms are symmetrically arranged between the switch inner shell and the switch outer shell.
3. A robust switch, as claimed in claim 1, wherein: the upper end fixed mounting of first piston has the connecting rod, and the one end of connecting rod has the tooth, and the second gear rotation mounting is on the fixed stay, and the second gear meshes with first rack, tooth and the second gear meshing on the connecting rod.
4. A robust switch, as claimed in claim 1, wherein: the check valve includes elastic rod, valve bonnet, and wherein it all has the arch to go out liquid hole and be located second piston shell outside one end and feed liquor hole and be located the inboard one end of second piston, and the valve bonnet is installed and is covered the liquid hole that will correspond on bellied terminal surface, and the even three elastic rod of installing of circumference on the bellied terminal surface, bellied one end and valve bonnet fixed connection are kept away from to three elastic rod.
5. A robust switch as claimed in claim 1 or 2, wherein: a square through hole is formed in the switch shell, a pressing rod is fixedly mounted at the upper end of the first piston, and the pressing rod is in sliding fit with the square through hole.
6. A robust switch, as claimed in claim 5, wherein: the cross section of the square through hole is larger than that of the pressure rod, and a sealing gasket is arranged between the square through hole and the pressure rod.
7. A robust switch, as claimed in claim 1, wherein: the hinged support lug on the switch shell is an opening support lug which has elasticity and is fixedly arranged on the switch shell through a metal plate.
8. A robust switch, as claimed in claim 1, wherein: a sealing ring is arranged between the first piston and the first piston shell, and a sealing ring is arranged between the second piston and the second piston shell; the protective housing is installed in the liquid inlet hole that opens on the second piston shell and the liquid outlet hole outside, and the liquid inlet hole passes through the protective housing with the liquid outlet hole and is connected with the connecting pipe.
9. A robust switch, as claimed in claim 1, wherein: a first gear is fixedly arranged on a power input shaft of the generator, an arc-shaped rack is arranged in a switch inner shell in a swinging mode through two guide supports, and the arc-shaped rack is meshed with the first gear; the fixed pin shaft is fixedly arranged in the switch inner shell, the swinging center of the arc-shaped rack is positioned on the axis of the fixed pin shaft, one end of the connecting swing rod is rotatably arranged on the fixed pin shaft, and the other end of the connecting swing rod is fixedly connected with the arc-shaped rack; the swing deflector rod is rotatably arranged on the fixed pin shaft and is fixedly connected with the connecting swing rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210190568.9A CN114864323A (en) | 2022-03-01 | 2022-03-01 | Durable switch |
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Cited By (1)
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CN117198776A (en) * | 2023-11-06 | 2023-12-08 | 杭州汉莱电器有限公司 | Wireless control switch |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117198776A (en) * | 2023-11-06 | 2023-12-08 | 杭州汉莱电器有限公司 | Wireless control switch |
CN117198776B (en) * | 2023-11-06 | 2024-03-01 | 杭州汉莱电器有限公司 | Wireless control switch |
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