CN209766276U - Improved switch interlocking mechanism of power distribution cabinet - Google Patents
Improved switch interlocking mechanism of power distribution cabinet Download PDFInfo
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- CN209766276U CN209766276U CN201920984830.0U CN201920984830U CN209766276U CN 209766276 U CN209766276 U CN 209766276U CN 201920984830 U CN201920984830 U CN 201920984830U CN 209766276 U CN209766276 U CN 209766276U
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- axle sleeve
- check lock
- movable arm
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Abstract
The utility model belongs to the technical field of the switch board technique and specifically relates to indicate an improved generation switch interlocking device, including keeping apart the operation axle sleeve, ground connection operation axle sleeve, the slide, be used for sheltering from the subassembly that shelters from of keeping apart the operation axle sleeve when vacuum switch combined floodgate, be used for locking vacuum switch's first check lock pole when keeping apart operation axle sleeve separating brake, be used for locking vacuum switch's second check lock pole when ground connection operation axle sleeve combined floodgate, be used for the third check lock pole of locking cabinet door when ground connection operation axle sleeve separating brake, be used for supplying the slide to the first interlock subassembly of first check lock pole removal and be used for supplying the slide to the second check lock subassembly of second check lock pole removal when the second check lock pole moves down when first check lock pole. The mutual interlocking relation among the isolation operation shaft sleeve, the grounding operation shaft sleeve, the vacuum switch and the sliding plate forms mutual restriction among the isolation operation shaft sleeve, the grounding operation shaft sleeve, the vacuum switch and the sliding plate, meets the requirement of 'five prevention' specified by the state, and has high safety and strong reliability; the utility model discloses a layout design makes interlocking device become compacter.
Description
Technical Field
The utility model belongs to the technical field of the switch board technique and specifically relates to indicate an improved generation switch board switch interlocking device.
Background
The distribution cabinet is a final-stage device of a distribution system.
At present, the electrical accidents who take place show through statistics, the personal electric shock casualty accident and electrical equipment accident often do not strictly cause according to the operation of electrical safety work rules, because often can take place the maloperation in the real work, if avoid the high-voltage switch maloperation that high-voltage distribution cabinet door was opened, forgotten ground connection, so must take the emergence of rationally utilizing interlock effectively to avoid or reduce the accident.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a security is high, strong reliability's improved generation switch interlocking device.
In order to solve the technical problem, the utility model discloses a following technical scheme: improved generation switch board switch interlocking device, including the installing support, still including the isolation operation axle sleeve and the ground connection operation axle sleeve of locating the installing support, locate the installing support and be used for sheltering from the subassembly that shelters from of isolation operation axle sleeve when the vacuum switch combined floodgate, locate the installing support and be used for locking the first check lock pole of vacuum switch when isolation operation axle sleeve separating brake, locate the second check lock pole that the installing support and be used for locking the vacuum switch when the ground connection operation axle sleeve combined floodgate, locate the installing support and be used for the third check lock pole of locking cabinet door when ground connection operation axle sleeve separating brake, locate the slide of installing support, be used for supplying the slide to the first check lock subassembly of first check lock pole removal when first check lock pole moves down and be used for supplying the second check lock subassembly that the slide removed to the second check lock pole when the second check lock pole moves down.
Preferably, the device further comprises a front plate arranged on the mounting bracket, a first operation opening arranged on the front plate and corresponding to the isolation operation shaft sleeve, and a second operation opening arranged on the front plate and corresponding to the grounding operation shaft sleeve, wherein the sliding plate moves on the front plate through a sliding assembly.
Preferably, the sliding assembly comprises at least one sliding groove arranged on the sliding plate and a through hole arranged on the front plate and matched with the sliding groove for use.
Preferably, the first interlocking component comprises a first linkage shaft penetrating through the first locking rod, a first lifting groove arranged on the front plate and used for lifting and moving the first linkage shaft, and a first notch arranged on the sliding plate and used for moving the sliding plate to the first linkage shaft and opening the grounding operation shaft sleeve when the first linkage shaft moves to the lower half part of the first lifting groove, wherein the first lifting groove and the first locking rod are arranged at two ends of the first linkage shaft respectively.
Preferably, the second interlock subassembly includes the second linkage axle of wearing to locate the second check lock pole, sets up in the front bezel and is used for supplying second linkage axle lift removal's second lift groove and sets up in the slide and be used for supplying the slide to move and open the second breach of keeping apart the operation axle sleeve to second linkage axle when second linkage axle moves to second lift groove lower half, the second lift and the second check lock pole are worn to locate respectively in the both ends of second linkage axle.
Preferably, signs are arranged at one end of the first linkage shaft and one end of the second linkage shaft.
Preferably, the third locking lever is provided with a third lifting groove for lifting and moving the second linkage shaft.
Preferably, the sliding plate is provided with a first boss and a plurality of first locking holes formed in the first boss, and the front plate is provided with a second boss and second locking holes formed in the second boss and corresponding to part of the first locking holes.
Preferably, first check lock lever, second check lock lever and third check lock lever all are equipped with the pressure board, ground connection operation axle sleeve and isolation operation axle sleeve all are equipped with the cam that is used for pressing the pressure board.
Preferably, the shielding assembly comprises a shielding plate arranged between the sliding plate and the isolation operation shaft sleeve, a first movable arm penetrating through the mounting bracket, a second movable arm hinged with the first movable arm, a third movable arm fixedly connected with the second movable arm and an interlocking piece arranged on the third movable arm and interlocked with the vacuum switch; one end of the first movable arm is fixedly connected with the shielding plate, the other end of the first movable arm is hinged to one end of the second movable arm, and the other end of the second movable arm is fixedly connected with the third movable arm.
The beneficial effects of the utility model reside in that: the utility model provides an improved generation switch interlocking device of switch board, keep apart the operation axle sleeve, the mutual interlocking relation between ground connection operation axle sleeve, vacuum switch and the slide, form the restriction each other between four, both guaranteed the steady operation of equipment at the during operation, and guarantee the safety of maintainer and equipment when overhauing, accord with the requirement of "five preventions" that the country stipulated, the security is high, the good reliability, in addition the utility model discloses a layout design makes interlocking device become compacter, and occupation space is littleer, the further volume that reduces the switch board, the space that certainly reduces also can be used to install other accessories, improves space utilization.
Drawings
Fig. 1 is the utility model discloses the spatial structure schematic diagram at the first visual angle of improved generation switch board switch interlocking device.
Fig. 2 is the utility model discloses improved generation switch board switch interlocking device second visual angle's spatial structure schematic diagram.
Fig. 3 is the utility model discloses hide the spatial structure schematic diagram of slide and front bezel among improved generation switch board switch interlocking device.
Fig. 4 is the utility model discloses the spatial structure of slide and front bezel decomposes the schematic diagram among improved generation switch board switch interlocking device.
Fig. 5 is the utility model discloses improved generation switch board switch interlocking device's interlocking relation logic block diagram.
Detailed Description
In order to facilitate the understanding of those skilled in the art, the present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention.
As shown in fig. 1 to 5, the improved switch interlocking mechanism of the power distribution cabinet comprises a mounting bracket 1, the vacuum switch is characterized by further comprising an isolation operation shaft sleeve 2 and a grounding operation shaft sleeve 3 which are arranged on the mounting support 1, a shielding assembly 4 which is arranged on the mounting support 1 and used for shielding the isolation operation shaft sleeve 2 when the vacuum switch is switched on, a first locking rod 5 which is arranged on the mounting support 1 and used for locking the vacuum switch when the isolation operation shaft sleeve 2 is switched off, a second locking rod 6 which is arranged on the mounting support 1 and used for locking the vacuum switch when the grounding operation shaft sleeve 3 is switched on, a third locking rod 7 which is arranged on the mounting support 1 and used for locking a cabinet door when the grounding operation shaft sleeve 3 is switched off, a sliding plate 8 which is arranged on the mounting support 1, a first interlocking assembly which is used for moving the sliding plate 8 to the first locking rod 5 when the first locking rod 5 moves downwards, and a second interlocking assembly which is used for moving the sliding plate 8 to the second locking rod 6 when the second locking.
Under initial condition, ground connection operation axle sleeve 3 all is in the state of separating brake with isolation operation axle sleeve 2, first locking lever 5 moves down locking vacuum switch this moment and makes it can not operate, operating personnel accessible slide 8 makes it to 5 direction horizontal migration of first locking lever and open ground connection operation axle sleeve 3, can operate 3 operation of ground connection operation axle sleeve, vacuum switch is not locked to second locking lever 6 simultaneously, slide 8 unable normal direction second locking lever 6 moves, third locking lever 7 locks the cabinet door, make the cabinet door unable to open.
When the vacuum switch is switched off, the shielding assembly 4 does not shield the isolation operation shaft sleeve 2, the isolation operation shaft sleeve 2 can be operated at the moment, otherwise, when the vacuum switch is switched on, the shielding assembly 4 shields the isolation operation shaft sleeve 2, and the isolation operation shaft sleeve 2 cannot be operated at the moment.
When the isolation operation shaft sleeve 2 is switched on, the first locking rod 5 does not lock the vacuum switch at the moment, the vacuum switch can be operated, and the first interlocking component abuts against the sliding plate 8, so that the sliding plate 8 cannot move towards the direction of the first locking rod 5, the grounding operation shaft sleeve 3 is shielded, and the grounding operation shaft sleeve 3 cannot be operated; when keeping apart 2 separating brake of operation axle sleeve, make first locking lever 5 move down the locking vacuum switch through the interlocking, make vacuum switch unable to operate, simultaneously because first locking lever 5 moves down, use through the cooperation with first interlocking subassembly this moment, operating personnel can promote slide 8 and move to 5 directions of first locking lever, do not shelter from ground connection operation axle sleeve 3 again, can operate ground connection operation axle sleeve 3.
When the grounding operation shaft sleeve 3 is opened, the second locking rod 6 does not lock the vacuum switch at the moment, the vacuum switch can be operated, the second interlocking component abuts against the sliding plate 8, the sliding plate 8 cannot move towards the direction of the second locking rod 6 to shield the isolation operation shaft sleeve 2, the isolation operation shaft sleeve 2 cannot be operated, and meanwhile, the third locking rod 7 locks the locking cabinet door, so that the cabinet door cannot be opened; when earthing operation axle sleeve 3 closed a floodgate, make second check lock lever 6 move down locking vacuum switch through the interlocking, make vacuum switch unable operate, simultaneously because second check lock lever 6 moves down, use through the cooperation with the second interlock subassembly this moment, operating personnel can promote slide 8 and move to 6 directions of second check lock lever, do not shelter from isolation operation axle sleeve 2 again, can operate isolation operation axle sleeve 2, and third check lock lever 7 also moves down thereupon when earthing operation axle sleeve 3 closed a floodgate, no longer lock the cabinet door, the cabinet door can be opened.
Keep apart operation axle sleeve 2, ground connection operation axle sleeve 3, the mutual interlocking relation between vacuum switch and the slide 8, form the restriction each other between four, both guaranteed the steady operation of equipment at the during operation, and guarantee the safety of maintainer and equipment when overhauing, accord with "five prevent" requirements that the country stipulated, the security is high, good reliability, in addition the utility model discloses a layout design makes interlocking device become compacter, and occupation space is littleer, the further volume that reduces the switch board, the space that certainly reduces also can be used to install other accessories, improves space utilization.
In this embodiment, the device further includes a front plate 9 disposed on the mounting bracket 1, a first operation port 90 disposed on the front plate 9 and corresponding to the isolation operation shaft sleeve 2, and a second operation port 91 disposed on the front plate 9 and corresponding to the grounding operation shaft sleeve 3, wherein the sliding plate 8 is movable on the front plate 9 through a sliding assembly. Realize the horizontal slip of slide 8 through the sliding assembly, thereby the realization is sheltered from or is opened isolation operation axle sleeve 2, when sheltering from isolation operation axle sleeve 2, operating personnel can't operate isolation operation axle sleeve 2 through first operation mouth 90 this moment, otherwise when opening isolation operation axle sleeve 2, operating personnel accessible first operation mouth 90 operates isolation operation axle sleeve 2 this moment, also perhaps shelter from or open ground connection operation axle sleeve 3, when sheltering from ground connection operation axle sleeve 3, operating personnel can't operate ground connection operation axle sleeve 3 through first operation mouth 90 this moment, otherwise when opening ground connection operation axle sleeve 3, operating personnel accessible second operation mouth 91 operates ground connection operation axle sleeve 3 this moment.
In this embodiment, the sliding assembly includes at least one sliding slot 80 provided in the sliding plate 8 and a through hole 92 provided in the front plate 9 and cooperating with the sliding slot 80. In practical applications, the screw passes through the sliding slot 80 and the through hole 92 and is screwed with the screw by a nut, when the operator slides the sliding plate 8, the screw horizontally moves on the sliding slot 80, and a limit structure can be further provided to limit the moving stroke of the sliding plate 8.
In this embodiment, the first interlocking component includes a first linkage shaft 50 penetrating through the first locking rod 5, a first lifting groove 93 provided on the front plate 9 and used for lifting and lowering the first linkage shaft 50, and a first notch 81 provided on the sliding plate 8 and used for moving the sliding plate 8 to the first linkage shaft 50 and opening the grounding operation shaft sleeve 3 when the first linkage shaft 50 moves to the lower half portion of the first lifting groove 93, where two ends of the first linkage shaft 50 penetrate through the first lifting groove 93 and the first locking rod 5, respectively. When the isolation operation shaft sleeve 2 is opened, the first locking rod 5 locks the vacuum switch to enable the vacuum switch not to be operated, meanwhile, the first linkage shaft 50 is located at the lower half part of the first lifting groove 93, an operator can move the sliding plate 8 to enable the first linkage shaft 50 to be located in the first gap 81, the sliding plate 8 does not shield the grounding operation shaft sleeve 3, the operator can operate the grounding operation shaft sleeve 3 through the second operation opening 91, and in addition, when the closing state and the opening state of the isolation operation shaft sleeve 2 are switched, the first locking rod 5 interlocked with the isolation operation shaft sleeve 2 can move up and down along with the isolation operation shaft sleeve 2 and drive the first linkage shaft 50 to move up and down in the first lifting groove 93; therefore, the opening and closing isolation operation shaft sleeve 2 is used by matching the first notch 81 with the first linkage shaft 50, the operation safety of an operator is guaranteed, and the reliability is high.
In this embodiment, the second lock assembly includes a second linking shaft 60 passing through the second locking rod 6, a second lifting groove 94 provided on the front plate 9 and used for the second linking shaft 60 to move up and down, and a second notch 82 provided on the sliding plate 8 and used for the sliding plate 8 to move towards the second linking shaft 60 and open the isolation operation shaft sleeve 2 when the second linking shaft 60 moves to the lower half portion of the second lifting groove 94, wherein two ends of the second linking shaft 60 pass through the second lifting groove 949 and the second locking rod 6 respectively. When the grounding operation shaft sleeve 3 is switched on, the second locking rod 6 locks the vacuum switch to enable the vacuum switch not to be operated, meanwhile, the second linkage shaft 60 is located at the lower half part of the second lifting groove 94, the sliding plate 8 can be moved by an operator to enable the second linkage shaft 60 to be located in the second notch 82, the sliding plate 8 does not shield the isolation operation shaft sleeve 2, the operator can operate the isolation operation shaft sleeve 2 through the first operation opening 90, and in addition, when the grounding operation shaft sleeve 3 is switched between a switching-on state and a switching-off state, the second locking rod 6 interlocked with the grounding operation shaft sleeve 3 can move up and down along with the first locking rod and drive the second linkage shaft 60 to move up and down in the second lifting groove 94. Therefore, the second notch 82 is matched with the second linkage shaft 60 to realize the opening and closing grounding operation shaft sleeve 3, so that the operation safety of an operator is ensured, and the reliability is high.
In this embodiment, one end of the first linkage shaft 50 and one end of the second linkage shaft 60 are both provided with a signboard a 0. In practical application, the utility model discloses an interlocking device is located cabinet body the inside, and when keeping apart operation axle sleeve 2 and/or the switching-off state of ground connection operation axle sleeve 3 and switch, inform the current state of keeping apart operation axle sleeve 2 and ground connection operation axle sleeve 3 of user through sign A0 this moment, general sign A0 is including being used for showing the red of combined floodgate state and being used for showing the green of separating brake state, and the display window has been seted up on the cabinet body, when first interlocking axle and/or second interlocking axle lift removal, can drive sign A0 lift removal, the switching of sign A0 display state in display window has been realized like this, therefore, the clothes hanger is strong in practicability.
In this embodiment, the third locking lever 7 is provided with a third lifting groove 70 for the second linkage shaft 60 to move up and down. In practical applications, the second locking bar 6 may not move up and down synchronously with the third locking bar 7, so that a space is reserved for the second coupling shaft 60 to move up and down through the third lifting groove 70, and the second coupling shaft 60 is prevented from being damaged by external force.
In this embodiment, the sliding plate 8 is provided with a first boss 83 and a plurality of first locking holes 84 opened on the first boss 83, and the front plate 9 is provided with a second boss 95 and a second locking hole 96 opened on the second boss 95 and corresponding to a part of the first locking holes 84. Preferably, the number of the first locking holes 84 is three, the number of the second locking holes 96 is one, and the three first locking holes 84 correspond to three states, respectively, the first state is that when the sliding plate 8 shields the isolating operation shaft sleeve 2, the first locking holes 84 correspond to the second locking holes 96, and the clamping members can penetrate through the three first locking holes 84; therefore, when the first locking hole 84 is matched with the second locking hole 96 to correspond to the second locking hole, the clamping piece can be adopted to penetrate through the position of the clamping locking sliding plate 8, the operation of the isolating operation shaft sleeve 2 or the grounding operation shaft sleeve 3 by an operator is facilitated, and the practicability is high.
In this embodiment, the first lock lever 5, the second lock lever 6 and the third lock lever 7 are each provided with a pressing plate B0, and the grounding operation bushing 3 and the isolating operation bushing 2 are each provided with a cam C0 for pressing the pressing plate B0. Preferably, the cam C0 of the isolating operation bushing 2 is located at the left side of the isolating operation bushing 2, and the cam C0 of the grounding operation bushing 3 is located at the right side of the grounding operation bushing 3; when the isolation operation shaft sleeve 2 is switched on, the isolation operation shaft sleeve 2 is switched off by rotating anticlockwise, and at the moment, the cam C0 presses the pressing plate B0 to enable the first locking rod 5 to move downwards and lock the vacuum switch, so that the vacuum switch cannot be operated; when the grounding operation shaft sleeve 3 is opened, the grounding operation shaft sleeve 3 is closed through clockwise rotation, at the moment, the cam C0 presses the pressing plate B0 to enable the second locking rod 6 and the third locking rod 7 to move downwards, the vacuum switch is locked, the cabinet door is not locked any more, and at the moment, an operator can open the cabinet door.
In this embodiment, the shielding assembly 4 includes a shielding plate 40 disposed between the sliding plate 8 and the isolation operation shaft sleeve 2, a first movable arm 41 penetrating through the mounting bracket 1, a second movable arm 42 hinged to the first movable arm 41, a third movable arm 43 fixedly connected to the second movable arm 42, and an interlocking member 44 disposed on the third movable arm 43 and interlocked with the vacuum switch; one end of the first movable arm 41 is fixedly connected with the shielding plate 40, the other end of the first movable arm 41 is hinged with one end of the second movable arm 42, and the other end of the second movable arm 42 is fixedly connected with the third movable arm 43. When the vacuum switch is switched off, the locking piece faces upwards, the shielding plate 40 does not shield the isolation operation shaft sleeve 2, an operator can operate the isolation operation shaft sleeve 2, when the vacuum switch is switched on, the locking piece faces downwards and drives the shielding plate 40 to move downwards to shield the isolation operation shaft sleeve 2 through the interlocking of the third movable arm 43, the second movable arm 42 and the first movable arm 41 in sequence, and the operator cannot operate the isolation operation shaft sleeve 2; operation safety of operating personnel and safe in utilization of equipment have been guaranteed through sheltering from subassembly 4 like this, and the security is high, and the good reliability.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
The above-mentioned embodiments only express a plurality of embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. Improved generation switch board switch interlocking device, including installing support (1), its characterized in that: the vacuum switch is characterized by further comprising an isolation operation shaft sleeve (2) and a grounding operation shaft sleeve (3) which are arranged on the mounting support (1), a shielding assembly (4) which is arranged on the mounting support (1) and used for shielding the isolation operation shaft sleeve (2) when the vacuum switch is switched on, a first locking rod (5) which is arranged on the mounting support (1) and used for locking the vacuum switch when the isolation operation shaft sleeve (2) is switched off, a second locking rod (6) which is arranged on the mounting support (1) and used for locking the vacuum switch when the grounding operation shaft sleeve (3) is switched on, a third locking rod (7) which is arranged on the mounting support (1) and used for locking a cabinet door when the grounding operation shaft sleeve (3) is switched off, a sliding plate (8) arranged on the mounting support (1), a first locking assembly which is used for moving the sliding plate (8) to the first locking rod (5) when the first locking rod (5) moves downwards, and a second locking assembly which is used for moving the sliding plate (8) to the second locking rod (6) when the second locking.
2. The improved switch interlock mechanism of claim 1, further comprising: still including front bezel (9) of locating installing support (1), set up in front bezel (9) and with keep apart first operation mouth (90) that operation axle sleeve (2) correspond and set up in front bezel (9) and with second operation mouth (91) that ground connection operation axle sleeve (3) correspond, slide (8) through the slip subassembly activity in front bezel (9).
3. The improved switch interlock mechanism of claim 2, wherein: the sliding assembly comprises at least one sliding groove (80) arranged on the sliding plate (8) and a through hole (92) arranged on the front plate (9) and matched with the sliding groove (80) for use.
4. The improved switch interlock mechanism of claim 2, wherein: first interlocking subassembly is including wearing to locate first universal driving shaft (50) of first locking lever (5), seting up in front bezel (9) and being used for supplying first universal driving shaft (50) first lift groove (93) of lifting movement and seting up in slide (8) and being used for supplying slide (8) to remove and open first breach (81) of ground connection operation axle sleeve (3) to first universal driving shaft (50) when first universal driving shaft (50) move to first lift groove (93) lower half, first lift groove (93) and first locking lever (5) are worn to locate respectively at the both ends of first universal driving shaft (50).
5. The improved switch interlock mechanism of claim 4, wherein: the second interlock subassembly is including wearing to locate second linkage (60) of second check lock pole (6), set up in front bezel (9) and be used for supplying second linkage (60) lifting and drop (94) and set up in slide (8) and be used for supplying slide (8) to remove and open second breach (82) of keeping apart operation axle sleeve (2) to second linkage (60) when second linkage (60) move to second lifting and drop (94) lower half, second lifting and drop (94) and second check lock pole (6) are worn to locate respectively at the both ends of second linkage (60).
6. The improved switch interlock mechanism of claim 5, wherein: and one end of the first linkage shaft (50) and one end of the second linkage shaft (60) are both provided with indicating plates (A0).
7. The improved switch interlock mechanism of claim 5, wherein: the third locking rod (7) is provided with a third lifting groove (70) for lifting the second linkage shaft (60).
8. The improved switch interlock mechanism of claim 2, wherein: slide (8) are equipped with first boss (83) and set up in a plurality of first locking hole (84) of first boss (83), front bezel (9) are equipped with second boss (95) and set up in second boss (95) and with part first locking hole (84) corresponding second locking hole (96).
9. The improved switch interlock mechanism of claim 1, further comprising: first check lock pole (5), second check lock pole (6) and third check lock pole (7) all are equipped with press plate (B0), ground connection operation axle sleeve (3) and keep apart operation axle sleeve (2) all are equipped with cam (C0) that are used for pressing press plate (B0).
10. The improved switch interlock mechanism of claim 1, further comprising: the shielding assembly (4) comprises a shielding plate (40) arranged between the sliding plate (8) and the isolation operation shaft sleeve (2), a first movable arm (41) penetrating through the mounting bracket (1), a second movable arm (42) hinged with the first movable arm (41), a third movable arm (43) fixedly connected with the second movable arm (42), and an interlocking piece (44) arranged on the third movable arm (43) and interlocked with the vacuum switch; one end of the first movable arm (41) is fixedly connected with the shielding plate (40), the other end of the first movable arm (41) is hinged with one end of the second movable arm (42), and the other end of the second movable arm (42) is fixedly connected with the third movable arm (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920984830.0U CN209766276U (en) | 2019-06-27 | 2019-06-27 | Improved switch interlocking mechanism of power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920984830.0U CN209766276U (en) | 2019-06-27 | 2019-06-27 | Improved switch interlocking mechanism of power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209766276U true CN209766276U (en) | 2019-12-10 |
Family
ID=68745950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920984830.0U Active CN209766276U (en) | 2019-06-27 | 2019-06-27 | Improved switch interlocking mechanism of power distribution cabinet |
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| Country | Link |
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| CN (1) | CN209766276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257609A (en) * | 2021-04-19 | 2021-08-13 | 平高集团有限公司 | Disconnecting switch and grounding switch interlocking structure and switch equipment using same |
-
2019
- 2019-06-27 CN CN201920984830.0U patent/CN209766276U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257609A (en) * | 2021-04-19 | 2021-08-13 | 平高集团有限公司 | Disconnecting switch and grounding switch interlocking structure and switch equipment using same |
| CN113257609B (en) * | 2021-04-19 | 2023-02-07 | 平高集团有限公司 | Disconnecting switch and grounding switch interlocking structure and switch equipment using same |
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