CN109659170B - Switching-on and switching-off device for switching switch appliances in low-voltage cabinet - Google Patents
Switching-on and switching-off device for switching switch appliances in low-voltage cabinet Download PDFInfo
- Publication number
- CN109659170B CN109659170B CN201910036154.9A CN201910036154A CN109659170B CN 109659170 B CN109659170 B CN 109659170B CN 201910036154 A CN201910036154 A CN 201910036154A CN 109659170 B CN109659170 B CN 109659170B
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- Prior art keywords
- switching
- driving plate
- hinged
- driving
- rod
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- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000012423 maintenance Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
- H01H9/0027—Operating mechanisms
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a switching-on and switching-off device of a switching switch appliance in a low-voltage cabinet, which comprises a front baffle plate and two side baffle plates, wherein a driving plate is arranged on the outer surface of the front baffle plate in a leaning manner, at least two limit posts penetrate through the driving plate, a vertical strip hole is formed in the driving plate corresponding to the limit posts, a driving plate is hinged on the front baffle plate, an arc-shaped groove taking a hinging point as a circle center is formed in the driving plate, a limit shaft sleeve is arranged in the arc-shaped groove, the limit shaft sleeve is hinged on the front baffle plate, a driving post is hinged on one side of the driving plate, which is close to the driving plate, a guide groove is formed in the driving plate corresponding to the driving post, the driving plate is driven to move up and down in the guide groove, a shifting rod is arranged in the travel groove, the driving plate is connected with a transmission mechanism, and the shifting rod is driven by the transmission mechanism to move from one end of the travel groove to the other end of the shifting rod to realize switching-on state and switching-off state. The device has the advantages of simple structure, convenient assembly and low cost.
Description
Technical Field
The invention relates to the technical field of electric appliance control, in particular to a switching-on and switching-off device for a switching switch electric appliance in a low-voltage cabinet.
Background
The switching-on and switching-off device is an important component mechanism in a switching switch appliance in a low-voltage cabinet, the existing switching-on and switching-off device is usually formed by combining two independent mechanisms, namely a switching-on mechanism specially responsible for switching on an automatic change-over switch and a switching-off mechanism specially responsible for switching off the automatic change-over switch, when a switching-on coil in the switching-on mechanism is powered on, a coil suction belt drives the switching-on link mechanism to perform switching-on operation; when the opening coil in the opening mechanism is powered on, the coil is attracted to drive the opening connecting rod mechanism to perform opening operation, so that the control of the closing and opening states is achieved.
The switching-on and switching-off device has the following problems: 1) The control device in the closing and opening states is a split mechanism, and is complex in assembly, high in cost and poor in stability; 2) The parts are more, and the friction force generated in the movement process is large, so that the action state of the automatic transfer switch is greatly influenced; 3) The structure is complex, and the on-site maintenance and the maintenance are inconvenient.
Disclosure of Invention
The invention aims to provide a switching-on and switching-off device for a switching switch appliance in a low-voltage cabinet, which aims to solve the problems, and the structure of the switching-on and switching-off device is simplified, so that switching-on and switching-off actions are ensured to be carried out simply.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a switching on and off device of switch electrical apparatus is changed to low-voltage cabinet, it includes preceding baffle and two side shield, it is provided with the drive plate to lean on the surface of preceding baffle, pass the drive plate on the preceding baffle and be provided with two at least spacing posts, vertical rectangular hole has been seted up to corresponding spacing post on the drive plate, it has the drive plate to articulate on the preceding baffle, the arc wall that uses the pin joint as the centre of a circle has been seted up on the drive plate, be provided with spacing axle sleeve in the arc wall, spacing axle sleeve articulates on preceding baffle, one side that is close to the drive plate on the drive plate articulates there is the drive post, corresponding the drive post on the drive plate is provided with the guide way, drive plate reciprocates in stretching into the guide way, set up the travel groove on one side shield, be provided with the poking bar in the travel groove, the drive plate is connected with drive mechanism, the poking bar is driven by the drive mechanism, the one end that the travel bar moved to the other end of travel groove to the other end of poking bar realizes switching on state and the switching off state.
Wherein, drive mechanism includes fixed block, link assembly and cam, link assembly is fixed in on the drive plate including the first connecting rod, second connecting rod and the third connecting rod of articulated in proper order, the opening of stepping down has been seted up to the stroke that corresponds the fixed block on the preceding baffle, first connecting rod is articulated with the fixed block, the cam articulates on the side shield of seting up the stroke groove, and third connecting rod, poking rod all articulate on the cam, first articulated shaft is worn to be equipped with at the middle part of second connecting rod, the both ends of first articulated shaft articulate respectively on two side shields.
The pressing mechanism comprises a telescopic rod and a compression spring, the compression spring is sleeved on the telescopic rod, one end of the telescopic rod is hinged to the stirring rod, the axial direction of the telescopic rod is perpendicular to the axial direction of the stirring rod, the other end of the telescopic rod is connected with a second hinge shaft, and two ends of the second hinge shaft are hinged to the two side baffles respectively.
The hinge part of the second hinge shaft on the side baffle plate provided with the travel groove is positioned on the perpendicular bisector of the connecting line of the two ends of the travel groove.
Wherein, be connected with the actuating lever on the driving disk.
In summary, compared with the prior art, the switching-on and switching-off device of the switching switch electrical appliance in the low-voltage cabinet has the advantages of simple structure, convenience in assembly, low cost and convenience in maintenance, the driving plate is driven to move through the rotation of the driving plate, and further the switching action of the two positions of the toggle rod is driven, the switching-on and switching-off device is connected and driven in a hinged mode, the failure rate is low, stability and reliability are improved, the switching-on and switching-off actions are ensured to be more accurate through the arrangement of the pressurizing mechanism, the clamping at the middle position is avoided, and the safety is higher.
Drawings
Fig. 1 is a front view of a switching device of a switching switch in a low-voltage cabinet according to an embodiment of the present invention;
fig. 2 is a side view of a switching device for switching a switching device in a low-voltage cabinet according to an embodiment of the present invention;
fig. 3 is a top view of a switching device of a switching switch in a low-voltage cabinet according to an embodiment of the present invention;
fig. 4 is a rear view of a switching device of a switching switch in a low-voltage cabinet according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view taken at A-A in FIG. 4.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
Referring to fig. 1 to 5, the present embodiment provides a switching device for a switching device in a low-voltage cabinet, which mainly includes a front baffle 1 and two side baffles 2 to form a three-side enclosure structure.
The driving plate 3 is arranged on the outer surface of the front baffle plate 1 in an abutting mode, at least two limiting columns 4 penetrate through the driving plate 3 and are arranged on the front baffle plate 1, vertical strip holes 5 are formed in the driving plate 3 corresponding to the limiting columns 4, and the driving plate 3 can move flexibly up and down.
The front baffle plate 1 is hinged with a driving plate 6, the driving plate 6 is positioned on the outer side of the driving plate 3, an arc-shaped groove 7 taking a hinge point as a circle center is formed in the driving plate 6, a limiting shaft sleeve 8 is arranged in the arc-shaped groove 7, the limiting shaft sleeve 8 is hinged on the front baffle plate 1, the limiting shaft sleeve 8 is matched with the arc-shaped groove 7, the rotatable angle of the driving plate 6 is limited, and the over-travel action is avoided. A driving column 9 is hinged to one side, close to the driving plate 3, of the driving plate 6, a guide groove 10 is formed in the driving plate 3 corresponding to the driving column 9, and the driving column 9 stretches into the guide groove 10 to drive the driving plate 3 to move up and down.
A travel groove 11 is formed in one side baffle plate 2, a poking rod 12 is arranged in the travel groove 11, the poking rod 12 is an operating element for switching on and off actions of the transfer switch, the driving plate 3 is connected with a transmission mechanism, the poking rod 12 is driven by the transmission mechanism, and the poking rod 12 moves from one end of the travel groove 11 to the other end to realize switching of a switching-on state and a switching-off state.
Wherein, drive mechanism includes fixed block 13, link assembly and cam 14, link assembly is including the first connecting rod 15 that articulates in proper order, second connecting rod 16 and third connecting rod 17, fixed block 13 is fixed in on the drive plate 3, the mouth 18 of stepping down has been seted up to the stroke that corresponds fixed block 13 on the front bezel 1, first connecting rod 15 is articulated with fixed block 13, cam 14 articulates on seting up on the side shield 2 of travel slot 11, and third connecting rod 17, toggle lever 12 all articulate on cam 14, first articulated shaft 19 is worn to the middle part of second connecting rod 16, the both ends of first articulated shaft 19 articulate respectively on two side shields 2.
Specifically, the toggle rod 12 is further provided with a pressurizing mechanism, the pressurizing mechanism comprises a telescopic rod 20 and a compression spring 21, the compression spring 21 is sleeved on the telescopic rod 20, one end of the telescopic rod 20 is hinged to the toggle rod 12, the axial direction of the telescopic rod 20 is perpendicular to the axial direction of the toggle rod 12, the other end of the telescopic rod 20 is connected with a second hinge shaft 22, and two ends of the second hinge shaft 22 are respectively hinged to the two side baffles 2. The hinge part of the second hinge shaft 22 on the side baffle plate 2 provided with the travel groove 11 is positioned on the perpendicular bisector of the connecting line of the two ends of the travel groove 11. Therefore, the toggle rod 12 is positioned at any position of the two ends of the travel groove 11 in a normal state, and cannot be stopped in the middle to cause faults.
In addition, a driving rod is connected to the driving disc 6, so that the driving disc 6 can be conveniently driven to rotate.
The relative position shown in the drawing is taken as a reference system, the driving disc 6 rotates clockwise to drive the driving plate 3 to move upwards, and then the transmission mechanism is driven to link, so that the toggle rod 12 is driven to be arranged at the left side of the travel groove 11 to achieve a closing state; the driving disk 6 rotates anticlockwise, and the toggle rod 12 is arranged at the right side of the travel groove 11 to achieve a brake separating state. When the manual operation is performed, the driving disc 6 is simply rotated to safely and reliably switch on and off.
To sum up, this switching on and off device of switch electrical apparatus in low-voltage cabinet simple structure, convenient assembling, with low costs, be convenient for maintain, rotate through the driving disk and drive the drive board and remove, and then drive the switching action of toggle lever two positions, all adopt articulated form connection, transmission in the structure, the fault rate is low, more reliable and stable, and pressing mechanism's setting guarantees that the switching on, the switching off action is more accurate, avoids blocking in intermediate position, the security is higher.
The above embodiments merely illustrate the basic principles and features of the present invention, and the present invention is not limited to the above examples, but can be variously changed and modified without departing from the spirit and scope of the present invention, which is within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The switching-on and switching-off device of the switching-off electrical appliance in the low-voltage cabinet is characterized by comprising a front baffle and two side baffles, wherein a driving plate is arranged on the outer surface of the front baffle in a leaning manner, at least two limit posts are arranged on the front baffle in a penetrating manner and correspond to the limit posts, a driving plate is hinged on the front baffle, an arc-shaped groove taking a hinging point as a circle center is arranged on the driving plate, a limit shaft sleeve is arranged in the arc-shaped groove, the limit shaft sleeve is hinged on the front baffle, a driving post is hinged on one side of the driving plate, which is close to the driving plate, a guide groove is arranged on the driving plate, the driving post stretches into the guide groove to drive the driving plate to move up and down, a stroke groove is arranged on one side baffle, a stirring rod is arranged in the stroke groove, the driving plate is connected with a transmission mechanism, the stirring rod is driven by the transmission mechanism, and the stirring rod is switched from one end of the stirring rod to the other end of the stroke groove to a switching-on state of the switching-off state;
the pressing mechanism comprises a telescopic rod and a compression spring, wherein the compression spring is sleeved on the telescopic rod, one end of the telescopic rod is hinged to the stirring rod, the axial direction of the telescopic rod is perpendicular to the axial direction of the stirring rod, the other end of the telescopic rod is connected with a second hinge shaft, and two ends of the second hinge shaft are respectively hinged to the two side baffles;
the transmission mechanism comprises a fixed block, a connecting rod assembly and a cam, wherein the connecting rod assembly comprises a first connecting rod, a second connecting rod and a third connecting rod which are hinged in sequence, the fixed block is fixed on the driving plate, a yielding port is formed in the front baffle corresponding to the stroke of the fixed block, the first connecting rod is hinged with the fixed block, the cam is hinged on a side baffle provided with a stroke groove, the third connecting rod is hinged with the toggle rod on the cam, a first hinge shaft is arranged in the middle of the second connecting rod in a penetrating mode, and two ends of the first hinge shaft are hinged to the two side baffles respectively.
2. The switching-on and switching-off device of a switching-on and switching-off electrical appliance in a low-voltage cabinet according to claim 1, wherein: and the hinge part of the second hinge shaft on the side baffle plate provided with the travel groove is positioned on a perpendicular bisector of the connecting line of the two ends of the travel groove.
3. The switching-on and switching-off device of a switching-on and switching-off electrical appliance in a low-voltage cabinet according to claim 1, wherein: the driving disc is connected with a driving rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036154.9A CN109659170B (en) | 2019-01-15 | 2019-01-15 | Switching-on and switching-off device for switching switch appliances in low-voltage cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036154.9A CN109659170B (en) | 2019-01-15 | 2019-01-15 | Switching-on and switching-off device for switching switch appliances in low-voltage cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109659170A CN109659170A (en) | 2019-04-19 |
| CN109659170B true CN109659170B (en) | 2024-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910036154.9A Active CN109659170B (en) | 2019-01-15 | 2019-01-15 | Switching-on and switching-off device for switching switch appliances in low-voltage cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109659170B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2870149Y (en) * | 2006-01-20 | 2007-02-14 | 莫建平 | Padlock device of electric operation mechanism |
| CN201167039Y (en) * | 2008-03-24 | 2008-12-17 | 施耐德电器工业公司 | Automatic transfer switch equipment and its mechanical interlocking transmission |
| CN203588878U (en) * | 2013-11-20 | 2014-05-07 | 施耐德开关（苏州）有限公司 | Dual power supply manual switching and interlocking device |
| CN203644590U (en) * | 2013-12-26 | 2014-06-11 | 常熟开关制造有限公司(原常熟开关厂） | Automatic transfer switch |
| CN104465246A (en) * | 2014-12-25 | 2015-03-25 | 常熟开关制造有限公司(原常熟开关厂） | Driving mechanism for circuit breaker and circuit breaker |
| CN105206466A (en) * | 2015-10-26 | 2015-12-30 | 许继集团有限公司 | Spring-operated mechanism for three-position earthing isolator |
| CN105513847A (en) * | 2016-01-08 | 2016-04-20 | 常熟开关制造有限公司(原常熟开关厂） | Operating mechanism of automatic change-over switch |
| CN205911186U (en) * | 2016-08-14 | 2017-01-25 | 河北电力装备有限公司 | Interchange metal -enclosed is power switch and isolator interlock within a definite time for cubical switchboard |
| CN207397973U (en) * | 2017-09-19 | 2018-05-22 | 无锡韩光电器股份有限公司 | The on/off switch control device of automatic transfer switching electric appliance |
| CN209282067U (en) * | 2019-01-15 | 2019-08-20 | 无锡双欢电气有限公司 | The closing-opening device of transfer switching equipment in a kind of low-voltage cabinet |
-
2019
- 2019-01-15 CN CN201910036154.9A patent/CN109659170B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2870149Y (en) * | 2006-01-20 | 2007-02-14 | 莫建平 | Padlock device of electric operation mechanism |
| CN201167039Y (en) * | 2008-03-24 | 2008-12-17 | 施耐德电器工业公司 | Automatic transfer switch equipment and its mechanical interlocking transmission |
| CN203588878U (en) * | 2013-11-20 | 2014-05-07 | 施耐德开关（苏州）有限公司 | Dual power supply manual switching and interlocking device |
| CN203644590U (en) * | 2013-12-26 | 2014-06-11 | 常熟开关制造有限公司(原常熟开关厂） | Automatic transfer switch |
| CN104465246A (en) * | 2014-12-25 | 2015-03-25 | 常熟开关制造有限公司(原常熟开关厂） | Driving mechanism for circuit breaker and circuit breaker |
| CN105206466A (en) * | 2015-10-26 | 2015-12-30 | 许继集团有限公司 | Spring-operated mechanism for three-position earthing isolator |
| CN105513847A (en) * | 2016-01-08 | 2016-04-20 | 常熟开关制造有限公司(原常熟开关厂） | Operating mechanism of automatic change-over switch |
| CN205911186U (en) * | 2016-08-14 | 2017-01-25 | 河北电力装备有限公司 | Interchange metal -enclosed is power switch and isolator interlock within a definite time for cubical switchboard |
| CN207397973U (en) * | 2017-09-19 | 2018-05-22 | 无锡韩光电器股份有限公司 | The on/off switch control device of automatic transfer switching electric appliance |
| CN209282067U (en) * | 2019-01-15 | 2019-08-20 | 无锡双欢电气有限公司 | The closing-opening device of transfer switching equipment in a kind of low-voltage cabinet |
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| Publication number | Publication date |
|---|---|
| CN109659170A (en) | 2019-04-19 |
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