CN212304860U - Automatic change-over switch electric appliance - Google Patents
Automatic change-over switch electric appliance Download PDFInfo
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- CN212304860U CN212304860U CN202020781446.3U CN202020781446U CN212304860U CN 212304860 U CN212304860 U CN 212304860U CN 202020781446 U CN202020781446 U CN 202020781446U CN 212304860 U CN212304860 U CN 212304860U
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- connecting rod
- cam
- fixedly connected
- isolation switch
- automatic transfer
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Abstract
The utility model discloses an automatic change-over switch electrical apparatus relates to change-over switch technical field, this automatic change-over switch electrical apparatus, including the power isolator briquetting, one side fixedly connected with spliced pole of power isolator briquetting, the one end fixedly connected with cam of power isolator briquetting is kept away from to the spliced pole, the one end fixedly connected with pivot of spliced pole is kept away from to the cam, the one end joint that the cam was kept away from in the pivot has the runner, the surperficial joint of runner has the casing, the inside fixed two spacing posts that are provided with in one side that are close to the runner of casing. This automatic change over switch electrical apparatus, the effectual rotary motion with the runner of structure through the cam converts linear motion and transmits to change over switch, has reduced change over switch's the control degree of difficulty, can effectual restriction cam's motion range through two spacing posts, avoids the transition motion of cam to cause the damage to change over switch, and further unnecessary rotation consumption has been avoided.
Description
Technical Field
The utility model relates to a change over switch technical field specifically is an automatic change over switch electrical apparatus.
Background
The automatic power supply changeover switch is also called as 'automatic changeover switch electric appliance', is suitable for places requiring uninterrupted normal power supply such as high-rise buildings, hospitals, markets, banks, fire fighting, chemical engineering, metallurgy and the like, and completes the automatic power supply changeover of a double-loop power supply system (two-path commercial power or one-path commercial power plus a generator) or a three-loop power supply system (two-path commercial power plus a generator) so as to ensure the reliability of power supply of important users. Along with the improvement of living standard, people have higher and higher requirements on the reliability of power supply, an automatic power supply change-over switch gradually becomes indispensable equipment of a power supply system, and at present, an automatic change-over switch electric appliance is widely applied, wherein a power supply isolating switch and a standby power supply isolating switch are arranged, and gear transmission is adopted to ensure that two switches are not closed simultaneously. However, the gear is complex to manufacture and high in assembly requirement, and cannot be stably locked when two power supplies are connected or disconnected.
The automatic change-over switch electric appliance disclosed in the chinese utility model patent application publication No. CN202285202U, although, simple structure, under the condition that one of them switch-on, another disconnection, or both of power isolator and stand-by power isolator all can realize mechanical interlocking, however, this automatic change-over switch electric appliance, in the use, it still has the big fragile of motor drive inertia, has the potential safety hazard, the shortcoming that the reliability is low.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an automatic change-over switch electrical apparatus has solved the big fragile of motor drive inertia, has the potential safety hazard, the problem that the reliability is low.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
an automatic transfer switch electric appliance comprises a power supply isolating switch, wherein a power supply isolating switch pressing block is fixedly connected to the top surface of the power supply isolating switch, a first movable connecting rod is fixedly connected to the top end of the power supply isolating switch pressing block, a connecting rod is fixedly connected to the top end of the first movable connecting rod, a supporting connecting rod is movably connected to the middle of the connecting rod, a second movable connecting rod is fixedly connected to one end, away from the first movable connecting rod, of the connecting rod, a standby power supply isolating switch pressing block is fixedly connected to the bottom end of the second movable connecting rod, a standby power supply isolating switch is fixedly connected to the bottom end of the standby power supply isolating switch pressing block, a connecting column is fixedly connected to one side of the power supply isolating switch pressing block, a cam is fixedly connected to one end, away from the power supply, the one end joint that the cam was kept away from in the pivot has the runner, the surperficial joint of runner has the casing, the inside one side that is close to the runner of casing is fixed and is provided with two spacing posts.
Optionally, a groove matched with the first movable connecting rod is formed in the bottom end of the power isolation switch pressing block, and the power isolation switch pressing block is in key connection with the first movable connecting rod.
Optionally, the first movable connecting rod is connected with the connecting rod through a pin, the connecting rod is connected with the support connecting rod through a pin, and the connecting rod is connected with the second movable connecting rod through a pin.
Optionally, the first movable connecting rod, the support connecting rod and the second movable connecting rod are all located on one side of the connecting rod.
Optionally, the bottom of the standby power supply isolating switch pressing block is provided with a groove matched with the second movable connecting rod, and the standby power supply isolating switch pressing block is in key connection with the second movable connecting rod.
Optionally, the power isolation switch pressing block is connected with the connecting column through a key, and the connecting column is connected with the cam through a key.
Optionally, the cam is connected with the rotating shaft through a key, two clamping blocks are arranged at one end of the rotating shaft, and the two clamping blocks are distributed on the circumferential surface of the rotating shaft in parallel.
Optionally, a clamping groove matched with the clamping block is formed in the rotating wheel.
Optionally, the casing includes a casing cavity and a casing baffle, and a through hole matched with the rotating wheel is formed in the bottom end of the casing baffle.
Optionally, the two limiting columns are located on one side of the shell baffle, and one side of the shell baffle, where the limiting columns are arranged, is connected with the shell cavity.
(III) advantageous effects
The utility model provides an automatic change-over switch electrical apparatus possesses following beneficial effect:
(1) this automatic change over switch electrical apparatus, on the one hand, transmission structure through runner and cam can effectual control change over switch, the effectual rotary motion with the runner of structure of cam converts linear motion into and transmits to change over switch, has reduced change over switch's the control degree of difficulty, and on the other hand, through the motion range that two spacing posts can effectual restriction cam, avoids the transition motion of cam to cause the damage to change over switch, and further the unnecessary of having avoided rotates the consumption.
(2) This automatic change-over switch electrical apparatus, on the one hand, through the rotation that manual regulation runner can effectual control cam, avoided the too big spacing post of destruction of cam inertia, and then lead to the fact destruction to change-over switch, cause the incident, reliability and security have been improved, on the other hand, the structure through connecting rod and supporting connecting rod can effectively strengthen change-over switch's reliability, the common work who appears between two powers has been avoided, change-over switch electrical apparatus's performance has been improved.
Drawings
Fig. 1 is a schematic mechanism diagram of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic external structural view of the present invention;
fig. 4 is a schematic view of the rotating shaft mechanism of the present invention.
In the figure: 1-power isolation switch, 2-power isolation switch pressing block, 3-first movable connecting rod, 4-connecting rod, 5-supporting connecting rod, 6-second movable connecting rod, 7-standby power isolation switch pressing block, 8-standby power isolation switch, 9-connecting column, 10-cam, 11-rotating shaft, 1101-clamping block, 12-rotating wheel, 13-shell, 1301-shell cavity, 1302-shell baffle and 14-limiting column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, the present invention provides a technical solution:
an automatic transfer switch electric appliance comprises a power supply isolating switch 1, a power supply isolating switch press block 2 is fixedly connected to the top surface of the power supply isolating switch 1, a first movable connecting rod 3 is fixedly connected to the top end of the power supply isolating switch press block 2, a connecting rod 4 is fixedly connected to the top end of the first movable connecting rod 3, a supporting connecting rod 5 is movably connected to the middle part of the connecting rod 4, a second movable connecting rod 6 is fixedly connected to one end of the connecting rod 4 far away from the first movable connecting rod 3, a standby power supply isolating switch press block 7 is fixedly connected to the bottom end of the second movable connecting rod 6, a standby power supply isolating switch 8 is fixedly connected to the bottom end of the standby power supply isolating switch press block 7, a connecting column 9 is fixedly connected to one side of the power supply isolating switch press block 2, a cam 10 is fixedly connected to one end of the, one end of the rotating shaft 11, which is far away from the cam 10, is clamped with a rotating wheel 12, the surface of the rotating wheel 12 is clamped with a shell 13, and two limiting columns 14 are fixedly arranged on one side, which is close to the rotating wheel 12, inside the shell 13.
As an optional technical solution of the utility model:
the bottom of power isolator briquetting 2 is provided with the recess with first movable connecting rod 3 looks adaptation, and power isolator briquetting 2 passes through the key-type connection with first movable connecting rod 3.
As an optional technical solution of the utility model:
the first movable connecting rod 3 is connected with the connecting rod 4 through a pin, the connecting rod 4 is connected with the supporting connecting rod 5 through a pin, and the connecting rod 4 is connected with the second movable connecting rod 6 through a pin.
As an optional technical solution of the utility model:
the first movable link 3, the support link 5 and the second movable link 6 are located at one side of the connecting rod 4.
As an optional technical solution of the utility model:
the bottom of reserve power supply isolator briquetting 7 is provided with the recess with second movable connecting rod 6 looks adaptation, and reserve power supply isolator briquetting 7 passes through the key-type connection with second movable connecting rod 6.
As an optional technical solution of the utility model:
the power isolating switch pressing block 2 is connected with the connecting column 9 through a key, and the connecting column is connected with the cam 10 through a key.
As an optional technical solution of the utility model:
the cam 10 is in key connection with the rotating shaft 11, two clamping blocks 1101 are arranged at one end of the rotating shaft 11, and the two clamping blocks 1101 are distributed on the circumferential surface of the rotating shaft 11 in parallel.
As an optional technical solution of the utility model:
the inside of runner 12 is seted up the draw-in groove that matches with fixture block 1101.
As an optional technical solution of the utility model:
the housing 13 includes a housing cavity 1301 and a housing baffle 1302, and a through hole adapted to the rotating wheel 12 is formed at the bottom end of the housing baffle 1302.
As an optional technical solution of the utility model:
the two limit posts 14 are located on one side of the housing baffle 1302, and one side of the housing baffle 1302, where the limit posts 14 are located, is connected with the housing cavity 1301.
When the power isolation switch is used, in an initial state, under the action of the support connecting rod 5, the connecting rod 4 and the cam 10, the connecting rod 4 is kept horizontal, the power isolation switch 1 and the standby power isolation switch 8 are both in an off state, when the power isolation switch 1 needs to be closed, the rotating wheel 12 is rotated, the rotating wheel 12 drives one end of the cam 10 to rotate through the clamped rotating shaft, the other end of the cam 10 drives the power isolation switch pressing block 2 to do linear motion due to the transmission characteristic of the cam 10, the common power switch is closed, the standby power isolation switch pressing block 7 is pulled through the first movable rod 3, the connecting rod 4 and the second movable rod 6 to ensure that the standby power isolation switch 8 is opened, meanwhile, the rotating angle of the cam 10 is limited due to the existence of the limiting column 14, the motion safety of the power isolation switch pressing block 2 is ensured, when the power isolation switch 1 needs to be opened, connecting rod 4 level, power isolator 1 and stand-by power supply isolator 8 all break off, if power isolator 1 needs the break off and needs stand-by power supply isolator 8 to be closed simultaneously, runner 12 resets after the reverse rotation can, and in the same way, can guarantee power isolator 1 disconnection when needs stand-by power supply isolator 8 to close.
To sum up, in the automatic transfer switch electric appliance, when in use, a user can effectively control the transfer switch through the transmission structure of the rotating wheel 12 and the cam 10, the structure of the cam 10 effectively converts the rotary motion of the rotating wheel 12 into linear motion and transmits the linear motion to the transfer switch, so that the control difficulty of the transfer switch is reduced, on the other hand, the motion range of the cam 10 can be effectively limited through the two limiting columns 14, the transfer switch is prevented from being damaged by the transition motion of the cam 10, and further unnecessary rotation consumption is prevented, on the one hand, the rotation of the cam 10 can be effectively controlled through manually adjusting the rotating wheel 12, the limiting columns 14 are prevented from being damaged by the overlarge rotation inertia of the cam 10, further the transfer switch is damaged, safety accidents are caused, the reliability and the safety are improved, on the other hand, the reliability of the transfer switch can be effectively enhanced through the structures of the connecting rod 4 and the supporting connecting, the combined work between the two power supplies is avoided, and the performance of the change-over switch electric appliance is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. An automatic transfer switch electrical apparatus, includes power isolator (1), its characterized in that:
the power isolation switch comprises a power isolation switch body (1), a power isolation switch pressing block (2) is fixedly connected to the top surface of the power isolation switch body (1), a first movable connecting rod (3) is fixedly connected to the top end of the power isolation switch body (2), a connecting rod (4) is fixedly connected to the top end of the first movable connecting rod (3), a supporting connecting rod (5) is movably connected to the middle of the connecting rod (4), a second movable connecting rod (6) is fixedly connected to one end, away from the first movable connecting rod (3), of the connecting rod (4), a standby power isolation switch pressing block (7) is fixedly connected to the bottom end of the second movable connecting rod (6), a standby power isolation switch (8) is fixedly connected to the bottom end of the standby power isolation switch pressing block (7), a connecting column (9) is fixedly connected to one side of the power isolation switch pressing block (2), and a cam (10) is fixedly connected, one end fixedly connected with pivot (11) of spliced pole (9) are kept away from in cam (10), the one end joint that cam (10) were kept away from in pivot (11) has runner (12), the surface joint of runner (12) has casing (13), casing (13) inside one side that is close to runner (12) is fixed and is provided with two spacing posts (14).
2. The automatic transfer switching apparatus according to claim 1,
the bottom of power isolator briquetting (2) is provided with the recess with first movable connecting rod (3) looks adaptation, power isolator briquetting (2) and first movable connecting rod (3) pass through the key-type connection.
3. The automatic transfer switching apparatus according to claim 1,
the first movable connecting rod (3) is connected with the connecting rod (4) through a pin, the connecting rod (4) is connected with the supporting connecting rod (5) through a pin, and the connecting rod (4) is connected with the second movable connecting rod (6) through a pin.
4. The automatic transfer switching apparatus according to claim 3,
the first movable connecting rod (3), the supporting connecting rod (5) and the second movable connecting rod (6) are all located on one side of the connecting rod (4).
5. The automatic transfer switching apparatus according to claim 1,
the bottom of stand-by power supply isolator briquetting (7) is provided with the recess with second activity connecting rod (6) looks adaptation, stand-by power supply isolator briquetting (7) passes through the key-type connection with second activity connecting rod (6).
6. The automatic transfer switching apparatus according to claim 1,
the power isolation switch pressing block (2) is connected with a connecting column (9) through a key, and the connecting column is connected with a cam (10) through a key.
7. The automatic transfer switching apparatus according to claim 1,
the cam (10) is connected with the rotating shaft (11) through a key, two clamping blocks (1101) are arranged at one end of the rotating shaft (11), and the two clamping blocks (1101) are distributed on the circumferential surface of the rotating shaft (11) in parallel.
8. The automatic transfer switching apparatus according to claim 1,
the inside of the rotating wheel (12) is provided with a clamping groove matched with the clamping block (1101).
9. The automatic transfer switching apparatus according to claim 1,
the shell (13) comprises a shell cavity (1301) and a shell baffle (1302), and the bottom end of the shell baffle (1302) is provided with a through hole matched with the rotating wheel (12).
10. The automatic transfer switching apparatus according to claim 1,
the two limiting columns (14) are located on one side of the shell baffle (1302), and one side, provided with the limiting columns (14), of the shell baffle (1302) is connected with the shell cavity (1301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020781446.3U CN212304860U (en) | 2020-05-12 | 2020-05-12 | Automatic change-over switch electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020781446.3U CN212304860U (en) | 2020-05-12 | 2020-05-12 | Automatic change-over switch electric appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212304860U true CN212304860U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020781446.3U Active CN212304860U (en) | 2020-05-12 | 2020-05-12 | Automatic change-over switch electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212304860U (en) |
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- 2020-05-12 CN CN202020781446.3U patent/CN212304860U/en active Active
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