CN104124635A - Low-voltage distribution cabinet drawer operation interlocking mechanism - Google Patents
Low-voltage distribution cabinet drawer operation interlocking mechanism Download PDFInfo
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- CN104124635A CN104124635A CN201410317219.4A CN201410317219A CN104124635A CN 104124635 A CN104124635 A CN 104124635A CN 201410317219 A CN201410317219 A CN 201410317219A CN 104124635 A CN104124635 A CN 104124635A
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- drawer
- interlocking mechanism
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- distribution cabinet
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Abstract
The invention relates to a low-voltage distribution cabinet drawer operation interlocking mechanism. The low-voltage distribution cabinet drawer operation interlocking mechanism comprises a fixed frame which is fixedly installed above a drawer base plate; a breaker operation mechanism, a drawer interlocking mechanism and a driving shaft are installed on the fixed frame; the breaker operation mechanism is used for enabling a breaker switch to be off or on; the drawer interlocking mechanism is used for deblocking when the breaker switch is off and blocking when the breaker switch is on; the driving shaft which is fixedly connected between the breaker operation mechanism and the drawer interlocking mechanism is used for driving the breaker operation mechanism and the drawer interlocking mechanism to act simultaneously; the driving shaft is arranged between the fixed frame in a penetration mode, the head is exposed out of the external side of the fixed frame, and the tail end is fixedly connected with the breaker operation mechanism; the drawer interlocking mechanism is fixedly connected between the head and the tail end of the driving shaft. The low-voltage distribution cabinet drawer operation interlocking mechanism has the advantages of integrating the breaker operation mechanism and the drawer interlocking mechanism into a whole, greatly improving the space utilization rate inside the drawer and being universal to large drawers and small drawers, good in interchangeability, simple in structure, low in manufacturing cost and reliable in utilization performance.
Description
Technical field
The present invention relates to power supplying and distributing equipment technical field, particularly a kind of low-voltage distribution cabinet drawer operation interlocking mechanism.
Background technology
In low-voltage drawer-type power distribution cabinet, drawer unit, cabinet itself must be realized reliable interlock protection with the electric components such as circuit breaker in unit, to guarantee equipment component and personal safety.The circuit breaker operation mechanism of current existing low-voltage distribution cabinet drawer and drawer interlocking mechanism are split type, this structural volume is larger, not only make space availability ratio in drawer reduce, and big or small drawer can not be general, interchangeability is poor, in addition, split type Standard is complicated, high to accuracy of manufacture requirement, thereby has promoted manufacturing cost, it is unreliable that split type structure is used, and needs the flexibility ratio of regular adjusting operation mechanism and interlocking device.
Summary of the invention
The object of the invention is to overcome above defect, a kind of low-voltage distribution cabinet drawer operation interlocking mechanism is provided, this mechanism integrates circuit breaker operation mechanism and drawer interlocking mechanism, not only greatly improved the space availability ratio in drawer, and big or small drawer is general, interchangeability is good, and this mechanism structure is simple in addition, low cost of manufacture, serviceability is reliable.
The present invention is achieved in that a kind of low-voltage distribution cabinet drawer operation interlocking mechanism, be installed on drawer-bottom board, this mechanism comprises the fixed mount that is fixedly installed in drawer-bottom board top, on fixed mount, be provided with for killer switch being disconnected or closed circuit breaker operation mechanism, for make the drawer interlocking mechanism of drawer release or locking when killer switch is closed when killer switch disconnects and be fixedly connected on circuit breaker operation mechanism and drawer interlocking mechanism between be used for the driving shaft that simultaneously drives circuit breaker operation mechanism and drawer interlocking mechanism to move, described driving shaft is arranged between fixed mount, head end is placed on fixed mount outside, afterbody end is fixedly connected with circuit breaker operation mechanism, described drawer interlocking mechanism is fixedly connected between the head end and afterbody end of driving shaft.
Operation principle of the present invention is as follows: when rotating driveshaft, driving shaft drives circuit breaker operation mechanism to make killer switch closed, and driving shaft drives drawer interlocking device makes drawer locking simultaneously, drawer cannot be pulled out; Otherwise when driving shaft reverses, driving shaft drives circuit breaker operation mechanism that killer switch is disconnected, driving shaft drives drawer interlocking device makes drawer release simultaneously, drawer can be pulled out.
In order to improve the bonding strength of fixed mount, described fixed mount by front side board, back side panel, be fixedly connected on the fixed head between front side board and back side panel and be fixedly connected on front side board and back side panel between stiffener form; For operating breaker switch better, described circuit breaker operation mechanism comprises the killer switch clamping device, the swing arm being rotationally connected with the back side panel inner surface of fixed mount that are slidably connected with the back side panel outer surface of fixed mount, be connected in bearing pin one, the rocking arm being fixedly connected with driving shaft between killer switch clamping device and swing arm and be connected in rocking arm and swing arm between be used for the connecting rod that drives swing arm to swing; Described back side panel is provided with the bar shaped matching with bearing pin one movement locus and dodges groove, and described bearing pin one is dodged groove from bar shaped and passed, and one end is fixedly connected with killer switch clamping device, the other end be flexibly connected with swing arm.
In order to clamp the killer switch of different size, described killer switch clamping device comprise clamping device body and be rotationally connected with clamping device body two for clamping the rotating shaft of killer switch, described clamping device body is provided with the installing holes that many groups coordinate with rotating shaft.
The flexibility coordinating with swing arm in order to improve bearing pin one, one end that described bearing pin one is connected with swing arm is installed with bearing, and described swing arm is provided with the flat recess matching with bearing outside diameter.
In order to realize drawer release or locking when killer switch is closed when killer switch disconnects, described drawer interlocking mechanism comprises that the bolt, the drive bolt that are slidably connected with drawer-bottom board lower surface stretch out or the shift fork of retracting and the plectrum that is used for driving shift fork rotation being fixedly connected with driving shaft; Described bolt is provided with the groove matching with shift fork, described shift fork head is installed with the bearing pin two being connected with plectrum, middle and upper part is articulated with front side board inner surface, and bottom is inserted in the groove of bolt, and the front side board of described fixed mount is provided with the arc matching with bearing pin two movement locus and dodges groove.
For the ease of centering killer switch, disconnect or closed position, described front side board outer surface is installed with to be positioned at and is used for that centering killer switch disconnects or the V-type elastomeric element of make position near plectrum, and described plectrum is provided with the breach matching bottom the V-type of two places and V-type elastomeric element.
In order to make drawer interlocking more firm, the quantity of described bolt is two and is divided into the drawer-bottom board lower surface left and right sides, is also provided with the synchronous sheet that being used for of being rotationally connected with drawer-bottom board drives two bolts to synchronize to stretch out or synchronously retract between two bolts.
Compared to prior art, the present invention has the following advantages:
(1) the present invention integrates circuit breaker operation mechanism and drawer interlocking mechanism, not only greatly improved the space availability ratio in drawer, and big or small drawer is general, and interchangeability is good;
(2) the clamping width of killer switch clamping device of the present invention can be adjusted, and can clamp the killer switch of different size, applied widely;
(3) the present invention is provided with the V-type elastomeric element coordinating with plectrum, the disconnection of easier centering killer switch and make position;
(4) the present invention is simple in structure, low cost of manufacture, and serviceability is reliable.
Accompanying drawing explanation
The invention will be further described in conjunction with the embodiments with reference to the accompanying drawings:
Fig. 1 is the three-dimensional structure schematic diagram of low-voltage distribution cabinet drawer operation interlocking of the present invention mechanism;
Fig. 2 is the three-dimensional structure schematic diagram of circuit breaker operation mechanism in Fig. 1, back side panel and driving shaft;
Fig. 3 is the three-dimensional structure schematic diagram of another angle in Fig. 2;
Fig. 4 is the three-dimensional structure schematic diagram of drawer-bottom board in Fig. 1, front side board, driving shaft and drawer interlocking mechanism;
Fig. 5 is the three-dimensional structure schematic diagram of another angle in Fig. 4;
Fig. 6 is the three-dimensional structure schematic diagram of another angle in Fig. 4.
Symbol description in figure: 1, drawer-bottom board, 2, fixed mount, 2-1, front side board, 2-2, back side panel, 2-3, fixed head, 2-4, stiffener, 3, circuit breaker operation mechanism, 3-1, killer switch clamping device, 3-1-1, clamping device body, 3-1-2, rotating shaft, 3-2, swing arm, 3-2-1, flat recess, 3-3, bearing pin one, 3-4, rocking arm, 3-5, connecting rod, 3-6, bearing, 4, drawer interlocking mechanism, 4-1, bolt, 4-2, shift fork, 4-3, plectrum, 4-4, bearing pin two, 4-5, V-type elastomeric element, 4-6, synchronous sheet, 5, driving shaft.
Embodiment
Below in conjunction with Figure of description and specific embodiment, content of the present invention is elaborated:
As shown in Fig. 1-6, for low-voltage distribution cabinet drawer operation interlocking provided by the invention mechanism, this mechanism is installed on drawer-bottom board 1, this mechanism comprises the fixed mount 2 that is fixedly installed in drawer-bottom board 1 top, on fixed mount 1, be provided with for killer switch being disconnected or closed circuit breaker operation mechanism 3, for make the drawer interlocking mechanism 4 of drawer release or locking when killer switch is closed when killer switch disconnects and be fixedly connected on circuit breaker operation mechanism 3 and drawer interlocking mechanism 4 between be used for the driving shaft 5 that simultaneously drives circuit breaker operation mechanism 3 and drawer interlocking mechanism 4 to move, described driving shaft 5 is arranged between fixed mount 2, head end is placed on fixed mount 2 outsides, be connected (not shown) with drawer outside handle, afterbody end is fixedly connected with circuit breaker operation mechanism 3, described drawer interlocking mechanism 4 is fixedly connected between the head end and afterbody end of driving shaft 5.
In order to improve the bonding strength of fixed mount 2, described fixed mount 2 by front side board 2-1, back side panel 2-2, be fixedly connected on the fixed head 2-3 between front side board 2-1 and back side panel 2-2 and be fixedly connected on front side board 2-1 and back side panel 2-2 between stiffener 2-4 form, as shown in Figure 1, front side board 2-1 docks with back side panel 2-2, fixed head 2-3 is positioned at front side board 2-1 with back side panel 2-2 below and is fixedly connected with by screw, certainly also can otherwise be fixed connection, for operating breaker switch better, described circuit breaker operation mechanism 3 comprises the killer switch clamping device 3-1 that the back side panel 2-2 outer surface with fixed mount 2 is slidably connected, the swing arm 3-2 being rotationally connected with the back side panel 2-2 inner surface of fixed mount 2, be connected in bearing pin one 3-3 between killer switch clamping device 3-1 and swing arm 3-2, the rocking arm 3-4 being fixedly connected with driving shaft 5 and be connected in rocking arm 3-4 and swing arm 3-2 between be used for the connecting rod 3-5 that drives swing arm 3-2 to swing, as shown in Figure 3, two limiting plate and two pressing plates that are fixedly installed in limiting plate top that are fixedly installed in back side panel 2-2 outer surface have surrounded a slideway that can slide for clamping device 3-1, certainly clamping device 3-1 and back side panel 2-2 also can adopt other the mode that is slidably connected, as groove is slidably connected, wheel slippage connects, line rail is slidably connected etc., described back side panel 2-2 is provided with the bar shaped matching with bearing pin one 3-3 movement locus and dodges groove, and described bearing pin one 3-3 dodges groove from bar shaped and passes, and one end is fixedly connected with killer switch clamping device 3-1, the other end be flexibly connected with swing arm 3-2.
In order to clamp the killer switch of different size, as shown in Figure 3, described killer switch clamping device 3-1 comprise clamping device body 3-1-1 and be rotationally connected with clamping device body 3-1-1 two for clamping the rotating shaft 3-1-2 of killer switch, described clamping device body 3-1-1 is provided with the installing hole that many groups coordinate with rotating shaft 3-1-2, only need the installation site of changing rotating shaft 3-1-2 can form different clamping width, can clamp the killer switch of different size, applied widely.
The flexibility coordinating with swing arm in order to improve bearing pin one, as shown in Figure 2, one end that described bearing pin one 3-3 is connected with swing arm 3-2 is installed with bearing 3-6, and described swing arm 3-2 is provided with the flat recess 3-2-1 matching with bearing 3-6 external diameter.
In order to realize drawer release or locking when killer switch is closed when killer switch disconnects, as shown in Figure 6, described drawer interlocking mechanism 4 comprises that the bolt 4-1, the drive bolt 4-1 that are slidably connected with drawer-bottom board 1 lower surface stretch out or the shift fork 4-2 retracting and the plectrum 4-3 that is used for driving shift fork 4-2 rotation being fixedly connected with driving shaft 5, as shown in Figure 6, bolt 4-1 is provided with three flat recesses (two flat recesses in theory, but in order to make to slide, more steadily can suitably increase according to bolt length the number of flat recess), bolt 4-1 is fixed on drawer-bottom board 1 by pin, described bolt 4-1 is provided with the groove matching with shift fork 4-2, bolt 4-1 is drawer-bottom board slip relatively under the drive of shift fork 4-2, certainly, bolt 4-1 and drawer-bottom board 4-1 also can adopt other mode that is slidably connected, as the mode etc. that is slidably connected of clamping device 3-1 and back side panel 2-2, as shown in Figure 5, described shift fork 4-2 head is installed with bearing pin two 4-4 that are connected with plectrum 4-3, middle and upper part is articulated with front side board 2-1 inner surface, bottom is inserted in the groove of bolt 4-1, the front side board 2-1 of described fixed mount 2 is provided with the arc matching with bearing pin two 4-4 movement locus and dodges groove.
For the ease of centering killer switch, disconnect or closed position, as shown in Figure 4, described front side board 2-1 outer surface be installed be positioned at plectrum 4-3 top be used for that centering killer switch disconnects or the V-type elastomeric element 4-5 of make position, as required, V-type elastomeric element 4-5 also can be arranged on and be positioned near the position of plectrum 4-3, described plectrum 4-3 is provided with the breach that two places match with the V-type bottom of V-type elastomeric element 4-5, when plectrum 4-3 rotate in place, the V-type of V-type elastomeric element 4-5 bottom falls into the breach of plectrum 4-3.
In order to make drawer interlocking more firm, as shown in Figure 6, the quantity of described bolt 4-1 is two and is divided into the drawer-bottom board 1 lower surface left and right sides, between two bolt 4-1, be also provided with the synchronous sheet 4-6 that being used for of being rotationally connected with drawer-bottom board 1 drives two bolt 4-1 to synchronize to stretch out or synchronously retract, described synchronous sheet 4-6 is H type, middle part and the drawer-bottom board of H type are rotationally connected, and the two ends of H type are provided with the groove matching with pin on two bolt 4-1.
The operation principle of this invention is as follows: when rotating driveshaft, as shown in Figure 2, driving shaft 5 drives rocking arm 3-4 to rotate, rocking arm 3-4 drives swing arm 3-2 to swing by connecting rod 3-5, swing arm 3-2 drives killer switch clamping device 3-1 by bearing pin one 3-3, the relative back side panel 2-2 of killer switch clamping device 3-1 is slided, thereby close circuit breaker switch, as Figure 4-Figure 6, driving shaft 5 also drives plectrum 4-3 to rotate simultaneously, while rotateing in place, the V-type bottom of V-type elastomeric element 4-5 falls into the breach of plectrum 4-3, plectrum 4-3 drives shift fork 4-2 to rotate around pin joint by bearing pin two 4-4, shift fork 4-2 bottom drives bolt 4-1 to stretch out, bolt 4-1 drives another bolt synchronously to stretch out by synchronous sheet 4-6, make drawer locking, drawer cannot be pulled out, vice versa.
Above-mentioned embodiment is just explained in detail technical scheme of the present invention, and the present invention has more than and is only confined to above-described embodiment, and every any improvement or replacement according to the principle of the invention, all should be within protection scope of the present invention.
Claims (7)
1. a low-voltage distribution cabinet drawer operation interlocking mechanism, be installed on drawer-bottom board (1), it is characterized in that: this mechanism comprises the fixed mount (2) that is fixedly installed in drawer-bottom board (1) top, on fixed mount (1), be provided with for killer switch being disconnected or closed circuit breaker operation mechanism (3), for make the drawer interlocking mechanism (4) of drawer release or locking when killer switch is closed when killer switch disconnects and be fixedly connected on circuit breaker operation mechanism (3) and drawer interlocking mechanism (4) between be used for the driving shaft (5) that simultaneously drives circuit breaker operation mechanism (3) and drawer interlocking mechanism (4) to move, described driving shaft (5) is arranged between fixed mount (2), head end is placed on fixed mount (2) outside, afterbody end is fixedly connected with circuit breaker operation mechanism (3), described drawer interlocking mechanism (4) is fixedly connected between the head end and afterbody end of driving shaft (5).
2. low-voltage distribution cabinet drawer operation interlocking according to claim 1 mechanism, is characterized in that: described fixed mount (2) by front side board (2-1), back side panel (2-2), be fixedly connected on the fixed head (2-3) between front side board (2-1) and back side panel (2-2) and be fixedly connected on front side board (2-1) and back side panel (2-2) between stiffener (2-4) form, described circuit breaker operation mechanism (3) comprises the killer switch clamping device (3-1) that back side panel (2-2) outer surface with fixed mount (2) is slidably connected, the swing arm (3-2) being rotationally connected with back side panel (2-2) inner surface of fixed mount (2), be connected in the bearing pin one (3-3) between killer switch clamping device (3-1) and swing arm (3-2), the rocking arm (3-4) being fixedly connected with driving shaft (5) and be connected in rocking arm (3-4) and swing arm (3-2) between be used for the connecting rod (3-5) that drives swing arm (3-2) to swing, described back side panel (2-2) is provided with the bar shaped matching with bearing pin one (3-3) movement locus and dodges groove, described bearing pin one (3-3) is dodged groove from bar shaped and is passed, one end is fixedly connected with killer switch clamping device (3-1), the other end be flexibly connected with swing arm (3-2).
3. low-voltage distribution cabinet drawer operation interlocking according to claim 2 mechanism, it is characterized in that: described killer switch clamping device (3-1) comprise clamping device body (3-1-1) and be rotationally connected with clamping device body (3-1-1) two for clamping the rotating shaft (3-1-2) of killer switch, described clamping device body (3-1-1) is provided with the installing holes that many groups coordinate with rotating shaft (3-1-2).
4. according to the low-voltage distribution cabinet drawer operation interlocking mechanism described in any one in claim 1-3, it is characterized in that: one end that described bearing pin one (3-3) is connected with swing arm (3-2) is installed with bearing (3-6), described swing arm (3-2) is provided with the flat recess (3-2-1) matching with bearing (3-6) external diameter.
5. low-voltage distribution cabinet drawer operation interlocking according to claim 1 mechanism, is characterized in that: described drawer interlocking mechanism (4) comprises the bolt (4-1) that is slidably connected with drawer-bottom board (1) lower surface, drives bolt (4-1) to stretch out or the shift fork (4-2) of retracting and the plectrum (4-3) that is used for driving shift fork (4-2) rotation being fixedly connected with driving shaft (5); Described bolt (4-1) is provided with the groove matching with shift fork (4-2), described shift fork (4-2) head is installed with the bearing pin two (4-4) being connected with plectrum (4-3), middle and upper part is articulated with front side board (2-1) inner surface, bottom is inserted in the groove of bolt (4-1), and the front side board (2-1) of described fixed mount (2) is provided with the arc matching with bearing pin two (4-4) movement locus and dodges groove.
6. low-voltage distribution cabinet drawer operation interlocking according to claim 5 mechanism, it is characterized in that: described front side board (1-1) outer surface is installed with to be positioned at and is used for that centering killer switch disconnects or the V-type elastomeric element (4-5) of make position near plectrum (4-3), described plectrum (4-3) is provided with the breach matching bottom the V-type of two places and V-type elastomeric element (4-5).
7. according to the low-voltage distribution cabinet drawer operation interlocking mechanism described in claim 5 or 6, it is characterized in that: the quantity of described bolt (4-1) is two and is divided into drawer-bottom board (1) the lower surface left and right sides, between two bolts (4-1), be also provided with the synchronous sheet (4-6) that being used for of being rotationally connected with drawer-bottom board (1) drives two bolts (4-1) to synchronize to stretch out or synchronously retract.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410317219.4A CN104124635B (en) | 2014-07-04 | 2014-07-04 | Low-voltage distribution cabinet drawer operation interlocking mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410317219.4A CN104124635B (en) | 2014-07-04 | 2014-07-04 | Low-voltage distribution cabinet drawer operation interlocking mechanism |
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| Publication Number | Publication Date |
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| CN104124635A true CN104124635A (en) | 2014-10-29 |
| CN104124635B CN104124635B (en) | 2016-04-27 |
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| CN201410317219.4A Active CN104124635B (en) | 2014-07-04 | 2014-07-04 | Low-voltage distribution cabinet drawer operation interlocking mechanism |
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| CN107919629A (en) * | 2016-10-10 | 2018-04-17 | 上海昱章电气成套设备有限公司 | Interlocking device for switchgear drawer and the fuse drawer equipped with the interlock |
| CN109038339A (en) * | 2017-06-12 | 2018-12-18 | 天津市中力防雷技术有限公司 | Propulsive mechanism promotes interlock and switch drawer unit |
| CN109712848A (en) * | 2018-11-18 | 2019-05-03 | 温州市国通电器有限公司 | A kind of operating mechanism of power distribution cabinet New Low Voltage breaker of plastic casing |
| CN110190545A (en) * | 2019-06-27 | 2019-08-30 | 镇江西门子母线有限公司 | A kind of switch controlling device |
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| CN109712848A (en) * | 2018-11-18 | 2019-05-03 | 温州市国通电器有限公司 | A kind of operating mechanism of power distribution cabinet New Low Voltage breaker of plastic casing |
| CN110190545A (en) * | 2019-06-27 | 2019-08-30 | 镇江西门子母线有限公司 | A kind of switch controlling device |
| CN110190545B (en) * | 2019-06-27 | 2024-05-28 | 镇江西门子母线有限公司 | Switch control device |
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|---|---|
| CN104124635B (en) | 2016-04-27 |
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