Switch structure capable of safely switching states

Abstract

The utility model discloses a switch structure capable of safely switching states, which belongs to the technical field of switches and comprises a bottom plate, electric brake switches are arranged on two sides of the upper end of the bottom plate, knife switches are arranged at the upper ends of the electric brake switches, knife switch rods are arranged at the upper ends of the knife switches, driving rods are arranged at one ends of the knife switch rods, and a motor is arranged in the middle of the upper end of the bottom plate. Through the arrangement of the sealing assembly, when the device is debugged and manual operation is not needed, the protective cover is placed on the bottom plate through the handle, the protrusions on the two sides of the lower end of the protective cover enter the grooves of the bottom plate to limit the protective cover, the protective cover can conduct sealing protection on the device, and the electric brake switch can be observed through the observation window; when a fire disaster occurs, the smoke sensor detects smoke and gives an alarm through the buzzer, the device can be sealed and protected by arranging the sealing assembly, dust on the surface of the device after long-time use is avoided, meanwhile, the device can give an alarm when the fire disaster occurs, and the safety of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of switches, and in particular relates to a switch structure for a safe switching state. Background Art

[0002] The power switch is used to control the switch tube through the circuit to perform high-speed on and off, converting direct current into high-frequency alternating current and providing it to the transformer for transformation, thereby generating the required one or more sets of voltages.

[0003] Chinese patent application No. 2020215839621 discloses a safety type switching switch, including two oppositely arranged electric switches, a knife switch is provided on the top of the electric switch, a driving rod is horizontally arranged on the knife switch, and a switching mechanism is provided between the electric switches in cooperation with the driving rod, and the switching mechanism enables the two electric switches to always be in different opening and closing states; the switching mechanism includes a motor, a clamping portion is provided at the head of the motor, and notches are provided at both ends of the clamping portion in cooperation with the driving rod. The present application adopts two electric switches and a switching mechanism that are arranged in cooperation to ensure that the two electric switches are in different states, so that the power supply can be switched in a very small space, which is convenient for installation and use in the home, and because it is in a linked state, it also provides a physical structural basis for ensuring the overall stability and automation setting.

[0004] The above-mentioned patent does not provide sealing protection for the power switch. Dust is easily accumulated on the surface of the power switch after long-term use of the device. In addition, the original device pushes the driving rod through two vertical rods on the clamping part, and there is serious wear between the vertical rod and the driving rod. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a switch structure with a safe switching state, which has a protective function and can provide sealing protection for the device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a switch structure for a safe switching state, comprising a base plate, wherein power switches are arranged on both sides of the upper end of the base plate, a knife is arranged on the upper end of the power switch, a knife rod is arranged on the upper end of the knife, a driving rod is arranged at one end of the knife rod, a motor is arranged at the middle position of the upper end of the base plate, a clamping part is arranged at the output end of the motor, two vertical rods are arranged at positions at both ends of the clamping part corresponding to the driving rod, a notch is arranged between the two vertical rods, and a sealing assembly is arranged on the upper side of the base plate.

[0007] Preferably, the sealing assembly includes a protective cover, an observation window, a protrusion, a groove, a handle, a smoke sensor and a buzzer, wherein a protective cover is provided on the upper side of the base plate, an observation window is provided on the upper end of the protective cover, handles are provided on the upper sides of both ends of the protective cover, a smoke sensor is provided on the upper end of the protective cover, a buzzer is provided at a position corresponding to the smoke sensor on the upper end of the protective cover, protrusions are provided on both sides of the lower end of the protective cover, and grooves corresponding to the protrusions are provided on both sides of the upper end of the base plate.

[0008] Preferably, the lower end of the protrusion is arranged as an arc-shaped structure, and when the protective cover is mounted on the bottom plate, the inner wall of the protective cover and the side of the electric switch are staggered with each other.

[0009] Preferably, a sponge pad is bonded to the surface of the handle by glue, and the handle and the protective cover as well as the protrusion and the protective cover are spot welded.

[0010] Preferably, fixing ears are provided on both sides of one end of the vertical rod, a roller is provided between the two fixing ears, the roller and the fixing ears are connected by a rotating shaft, and limit seats are provided on both sides of the upper end of the electric switch at positions corresponding to the driving rod, and rubber pads are provided on the upper end of the limit seat and the surface of the roller.

[0011] Preferably, a bearing rotating seat is arranged between the rotating shaft and the fixing ear, and the upper end of the limiting seat is arranged as an inclined surface structure.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model sets a sealing component. When the device is debugged and no manual operation is required, the protective cover is placed on the bottom plate by the handle. The protrusions on both sides of the lower end of the protective cover enter the grooves of the bottom plate to limit the protective cover. The protective cover can seal the device. The electric switch can be observed through the observation window. When a fire occurs, the smoke sensor detects the smoke and alarms through the buzzer. The sealing component can be set to seal the device to avoid dust accumulation on the surface of the device after long-term use. At the same time, the device can alarm when a fire occurs, thereby improving the safety of the device.

[0014] 2. The utility model arranges a roller. When the clamping part drives the vertical rod to rotate, the roller on the vertical rod pushes the driving rod to rotate. The roller rotates on the fixed ear on the side of the vertical rod through the rotating shaft. The roller is arranged to push the driving rod to reduce the wear between the vertical rod and the driving rod. The limit seat on the electric switch can limit the knife rod. At the same time, the rubber pad on the limit seat and the roller plays a buffering and protective role. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2This is a cutaway stereoscopic view of the protective cover of the utility model;

[0017] Figure 3 For this utility model Figure 2 A magnified image of point A;

[0018] In the figure: 1. bottom plate; 2. sealing assembly; 21. protective cover; 22. observation window; 23. protrusion; 24. groove; 25. handle; 26. smoke sensor; 27. buzzer; 3. electric switch; 4. knife switch; 5. clamping part; 6. knife switch rod; 7. motor; 8. notch; 9. vertical rod; 10. driving rod; 11. limit seat; 12. rubber pad; 13. fixing ear; 14. roller; 15. rotating shaft. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example 1

[0021] See also Figure 1-3 The utility model provides the following technical solutions: a switch structure for a safe switching state, comprising a bottom plate 1, electric switches 3 are arranged on both sides of the upper end of the bottom plate 1, a knife switch 4 is arranged on the upper end of the electric switch 3, a knife switch rod 6 is arranged on the upper end of the knife switch 4, a driving rod 10 is arranged at one end of the knife switch rod 6, a motor 7 is arranged at the middle position of the upper end of the bottom plate 1, a clamping part 5 is arranged at the output end of the motor 7, two vertical rods 9 are arranged at the positions of the two ends of the clamping part 5 corresponding to the driving rod 10, a notch 8 is arranged between the two vertical rods 9, and a sealing component 2 is arranged on the upper side of the bottom plate 1.

[0022] Specifically, the sealing assembly 2 includes a protective cover 21, an observation window 22, a protrusion 23, a groove 24, a handle 25, a smoke sensor 26 and a buzzer 27, wherein a protective cover 21 is arranged on the upper side of the base plate 1, an observation window 22 is arranged on the upper end of the protective cover 21, handles 25 are arranged on the upper sides of both ends of the protective cover 21, a smoke sensor 26 is arranged on the upper end of the protective cover 21, a buzzer 27 is arranged at a position corresponding to the smoke sensor 26 on the upper end of the protective cover 21, protrusions 23 are arranged on both sides of the lower end of the protective cover 21, and grooves 24 corresponding to the protrusions 23 are arranged on both sides of the upper end of the base plate 1.

[0023] By adopting the above technical solution, when the device is debugged and no manual operation is required, the protective cover 21 is placed on the base plate 1 through the handle 25, and the protrusions 23 on both sides of the lower end of the protective cover 21 enter the grooves 24 of the base plate 1 to limit the protective cover 21. The protective cover 21 can seal and protect the device, and the power switch 3 can be observed through the observation window 22. When a fire occurs, the smoke sensor 26 detects the smoke and alarms through the buzzer 27. By setting the sealing component 2, the device can be sealed and protected to prevent dust from accumulating on the surface of the device during long-term use. At the same time, the device can alarm when a fire occurs, thereby improving the safety of the device.

[0024] Specifically, the lower end of the protrusion 23 is configured as an arc structure, and when the protective cover 21 is installed on the bottom plate 1, the inner wall of the protective cover 21 and the side of the electric switch 3 are staggered with each other.

[0025] By adopting the above technical solution, the protrusion 23 can easily enter the groove 24 at the upper end of the base plate 1. When the protective cover 21 is installed on the base plate 1, the inner wall of the protective cover 21 and the side of the power switch 3 are staggered to prevent the inner wall of the protective cover 21 from scratching the side of the power switch 3.

[0026] Specifically, a sponge pad is bonded to the surface of the handle 25 by glue, and the handle 25 and the protective cover 21 as well as the protrusion 23 and the protective cover 21 are spot welded.

[0027] By adopting the above technical solution, the sponge pad is provided to make it more comfortable to hold the handle 25, and the spot welding makes the handle 25 and the protective cover 21 as well as the protrusion 23 and the protective cover 21 more firm.

[0028] When the present embodiment is used, when the switch structure of the safety switching state is used, the device is installed in a suitable position, the motor 7 drives the clamping part 5 to rotate, and the vertical rods 9 at both ends of the clamping part 5 push the knife rod 6 at one end of the driving rod 10 to rotate, and the knife rod 6 drives the knife 4 to switch, thereby realizing the switching of different opening and closing states of the electric switch 3 at the two places, and there is no need to manually switch the electric switch 3, which improves safety. By setting the sealing component 2, when the device is debugged and no manual operation is required, the protective cover 21 is placed on the bottom plate 1 through the handle 25, and the protrusions 23 on both sides of the lower end of the protective cover 21 enter the groove 24 of the bottom plate 1 to limit the protective cover 21. The protective cover 21 can seal and protect the device, and the electric switch 3 can be observed through the observation window 22. When a fire occurs, the smoke sensor 26 detects smoke and alarms through the buzzer 27. By setting the sealing component 2, the device can be sealed and protected to avoid dust accumulation on the surface of the device during long-term use. At the same time, the device can alarm when a fire occurs, thereby improving the safety of the device.

[0029] Example 2

[0030] The difference between this embodiment and embodiment 1 is that: fixing ears 13 are arranged on both sides of one end of the vertical rod 9, a roller 14 is arranged between the two fixing ears 13, the roller 14 and the fixing ears 13 are connected by a rotating shaft 15, and limited seats 11 are arranged at positions corresponding to the driving rod 10 on both sides of the upper end of the power switch 3, and rubber pads 12 are arranged on the upper end of the limiting seat 11 and the surface of the roller 14.

[0031] By adopting the above technical solution, when the clamping part 5 drives the vertical rod 9 to rotate, the roller 14 on the vertical rod 9 pushes the driving rod 10 to rotate, and the roller 14 rotates on the fixed ear 13 on the side of the vertical rod 9 through the rotating shaft 15. The roller 14 is arranged to push the driving rod 10 to reduce the wear between the vertical rod 9 and the driving rod 10. The limit seat 11 on the electric switch 3 can limit the knife rod 6. At the same time, the rubber pad 12 on the limit seat 11 and the roller 14 plays a buffering and protective role.

[0032] Specifically, a bearing rotating seat is arranged between the rotating shaft 15 and the fixing ear 13 , and the upper end of the limiting seat 11 is arranged as an inclined surface structure.

[0033] By adopting the above technical solution, the roller 14 can rotate on the fixed ear 13 through the rotating shaft 15, and the upper end of the limiting seat 11 is arranged as an inclined structure to facilitate the limiting support of the driving rod 10.

[0034] When this embodiment is used, by setting a roller 14, when the clamping part 5 drives the vertical rod 9 to rotate, the roller 14 on the vertical rod 9 pushes the driving rod 10 to rotate, and the roller 14 rotates on the fixed ear 13 on the side of the vertical rod 9 through the rotating shaft 15. The roller 14 is set to push the driving rod 10 to reduce the wear between the vertical rod 9 and the driving rod 10. The limit seat 11 on the electric switch 3 can limit the knife rod 6. At the same time, the rubber pad 12 on the limit seat 11 and the roller 14 plays a buffering and protective role.

[0035] The smoke sensor 26 in the present invention is an existing disclosed technology, and the selected model is OWY-GD-868.

[0036] The buzzer 27 in the present invention is an existing disclosed technology, and the selected model is AD16-22SM.

[0037] The structure and working principle of the bottom plate 1, the electric switch 3, the knife 4, the clamping part 5, the knife rod 6, the motor 7, the notch 8, the vertical rod 9 and the driving rod 10 in the utility model have been disclosed in a safety switching switch disclosed in Chinese patent application No. 2020215839621. Its working principle is that the motor 7 drives the clamping part 5 to rotate, and the vertical rods 9 at both ends of the clamping part 5 push the knife rod 6 at one end of the driving rod 10 to rotate, and the knife rod 6 drives the knife 4 to switch, thereby realizing the switching of different opening and closing states of the electric switch 3 at the two places, and there is no need to manually switch the electric switch 3, thereby improving safety.

[0038] Working principle and use process of the utility model: when the switch structure of the safety switching state is used, the device is installed in a suitable position, and the motor 7 drives the clamping part 5 to rotate, and the vertical rods 9 at both ends of the clamping part 5 push the knife rod 6 at one end of the driving rod 10 to rotate, and the knife rod 6 drives the knife 4 to switch, thereby realizing the switching of different opening and closing states of the electric switch 3 at the two places, and there is no need to manually switch the electric switch 3, which improves safety. By setting the sealing component 2, when the device is debugged and no manual operation is required, the protective cover 21 is placed on the bottom plate 1 through the handle 25, and the protrusions 23 on both sides of the lower end of the protective cover 21 enter the groove 24 of the bottom plate 1 to limit the protective cover 21. The protective cover 21 can seal and protect the device, and the electric switch can be observed through the observation window 22 The device is observed through the switch 3. When a fire occurs, the smoke sensor 26 detects the smoke and gives an alarm through the buzzer 27. The sealing component 2 is provided to seal and protect the device to prevent dust from accumulating on the surface of the device after long-term use. At the same time, the device can give an alarm when a fire occurs, thereby improving the safety of the device. By providing a roller 14, when the clamping part 5 drives the vertical rod 9 to rotate, the roller 14 on the vertical rod 9 pushes the driving rod 10 to rotate. The roller 14 rotates on the fixed ear 13 on the side of the vertical rod 9 through the rotating shaft 15. The roller 14 is provided to push the driving rod 10 to reduce the wear between the vertical rod 9 and the driving rod 10. The limit seat 11 on the electric switch 3 can limit the knife rod 6. At the same time, the rubber pad 12 on the limit seat 11 and the roller 14 plays a buffering and protective role.

[0039] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A switch structure for safe switching state, comprising a bottom plate, characterized in that: Electric switches are arranged on both sides of the upper end of the base plate, a knife is arranged on the upper end of the electric switch, a knife rod is arranged on the upper end of the knife, a driving rod is arranged at one end of the knife rod, a motor is arranged at the middle position of the upper end of the base plate, a clamping part is arranged at the output end of the motor, two vertical rods are arranged at positions at both ends of the clamping part corresponding to the driving rod, a notch is arranged between the two vertical rods, and a sealing assembly is arranged on the upper side of the base plate.

2. A switch structure for safe switching state according to claim 1, characterized in that: The sealing assembly includes a protective cover, an observation window, a protrusion, a groove, a handle, a smoke sensor and a buzzer, wherein a protective cover is arranged on the upper side of the bottom plate, an observation window is arranged on the upper end of the protective cover, handles are arranged on the upper sides of both ends of the protective cover, a smoke sensor is arranged on the upper end of the inside of the protective cover, a buzzer is arranged at a position corresponding to the smoke sensor on the upper end of the protective cover, protrusions are arranged on both sides of the lower end of the protective cover, and grooves corresponding to the protrusions are arranged on both sides of the upper end of the bottom plate.

3. A switch structure for safe switching state according to claim 2, characterized in that: The lower end of the protrusion is arranged in an arc-shaped structure, and when the protective cover is mounted on the bottom plate, the inner wall of the protective cover and the side edge of the electric switch are staggered with each other.

4. A switch structure for safe switching state according to claim 2, characterized in that: A sponge pad is bonded to the surface of the handle by glue, and the handle and the protective cover as well as the protrusion and the protective cover are spot welded.

5. A switch structure for safe switching state according to claim 1, characterized in that: Fixed ears are arranged on both sides of one end of the vertical rod, a roller is arranged between the two fixed ears, the roller and the fixed ears are connected by a rotating shaft, and limited seats are arranged at positions corresponding to the driving rod on both sides of the upper end of the electric switch, and rubber pads are arranged on the upper end of the limited seat and the surface of the roller.

6. A switch structure for safe switching state according to claim 5, characterized in that: A bearing rotating seat is arranged between the rotating shaft and the fixing ear, and the upper end of the limiting seat is arranged as an inclined surface structure.

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