CN210669258U - Actuating mechanism device of generator export PT room - Google Patents
Actuating mechanism device of generator export PT room Download PDFInfo
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- CN210669258U CN210669258U CN201921431720.8U CN201921431720U CN210669258U CN 210669258 U CN210669258 U CN 210669258U CN 201921431720 U CN201921431720 U CN 201921431720U CN 210669258 U CN210669258 U CN 210669258U
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- voltage fuse
- room
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- 238000005192 partition Methods 0.000 claims description 21
- 238000012360 testing method Methods 0.000 claims description 14
- 101000794560 Arbacia punctulata Calmodulin-beta Proteins 0.000 claims description 4
- 238000002474 experimental method Methods 0.000 claims description 2
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- 238000010586 diagram Methods 0.000 description 3
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- 230000008569 process Effects 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model relates to an electrical equipment mechanical execution mechanism technical field, concretely relates to actuating mechanism device of generator export PT room, including PT room door and PT room casing, wherein PT room door is including promoting assembly A, promote assembly B and rotary wrench, PT room casing is including setting up executor A in PT room casing, catch bar A that connects gradually through executor A, turning arm A, insulating barrier catch bar and insulating barrier, catch bar B that connects gradually through executor B, turning arm B, high-voltage fuse catch bar, high-voltage fuse insulating support dolly, and fix the fuse on the insulating support dolly of high-voltage fuse, the fuse suit is in insulating cover, set up the spring static contact in the insulating cover, insulating cover opposite side sets up high-pressure female arranging, wherein promote the assembly and be connected with the executor. The utility model discloses a rotate the effect that promotes the assembly and reach PT cabinet high tension contact ability safety rapid combined floodgate and disconnection, realize closing the door operation, easy operation is convenient, overhauls swift safety.
Description
Technical Field
The invention relates to the technical field of mechanical actuating mechanisms of electrical equipment, in particular to an actuating mechanism device of a PT chamber at an outlet of a generator.
Background
In a transformer substation and a power distribution network of a power system, a PT cabinet is an indispensable functional unit and is mainly used for protection, metering, assisting in excitation regulation and the like. At present, with the gradual improvement of the national requirements on the safe operation and the five-prevention of the electrical operation of a power plant, the safe operation of the generator set equipment is ensured, and the normal operation of the PT cabinet plays a key role. In recent years, in the process of debugging and power transmission or in the process of operation of a plurality of sets of switch equipment in power grid engineering, safety problems caused by burning of a voltage transformer in a PT cabinet, repeated fusing of a fuse, incapability of safely and rapidly switching on and off of a high-voltage primary contact and incapability of closing a door often occur.
Disclosure of Invention
The invention provides an actuating mechanism device of a PT chamber at an outlet of a generator, aiming at making up the defects of the prior art.
The invention is realized by the following technical scheme: an actuating mechanism device of a generator outlet PT chamber comprises a PT chamber door and a PT chamber shell, wherein the PT chamber door comprises a pushing assembly A, a pushing assembly B positioned below the pushing assembly A and a rotating wrench; the PT chamber shell comprises an execution slideway vertically arranged on the inner wall of one side, close to a PT chamber door, of the PT chamber shell, an actuator A and an actuator B positioned below the actuator A are arranged on the execution slideway in parallel, the actuator A is connected with a crank arm A through a push rod A, the crank arm A is connected with an insulating partition through an insulating partition push rod, and a grounding rod is arranged on the crank arm A; the actuator B is connected with a connecting lever B through a pushing rod B, the connecting lever B is connected with a high-voltage fuse insulating support trolley through a high-voltage fuse pushing rod, a high-voltage fuse insulating support is vertically arranged below the high-voltage fuse insulating support trolley, a fuse is horizontally arranged below the high-voltage fuse insulating support, a moving contact is arranged at the bottom end of one side of the fuse, which is close to a PT room door, the fuse is sleeved in an insulating sleeve, and a spring static contact is arranged in the insulating sleeve; a high-voltage bus bar is arranged on the other side of the insulating sleeve; an experimental state signal switch is installed at the top end of the left side of the PT chamber shell, and an operation state signal switch is installed at the top end of the right side of the PT chamber shell; and the bottom of the PT chamber shell is provided with a PT, and a PT elastic static contact is arranged on the PT.
Furthermore, the insulating partition plate is positioned on an insulating partition plate slide way, and the insulating partition plate slide way is arranged on the inner wall of one side, far away from the PT room door, of the PT room shell.
Furthermore, the high-voltage fuse insulating support trolley is positioned on a high-voltage fuse insulating support trolley slide way, and the high-voltage fuse insulating support trolley slide way is positioned at the top of the PT chamber shell.
Furthermore, a test state switch contact and an operation state switch contact are respectively installed on two sides of the high-voltage fuse insulating support trolley, and the test state switch contact and the operation state switch contact respectively correspond to the operation state signal switch and the experiment state signal switch.
Further, a PT chamber door lock is arranged on the PT chamber door.
Further, the pushing assembly a includes a twisting rotating shaft a located in the pushing assembly a, and the pushing assembly B includes a twisting rotating shaft B located in the pushing assembly B.
Furthermore, the twisting rotating shaft A and the twisting rotating shaft B are respectively connected with an eccentric cam A and an eccentric cam B, the eccentric cam A and the eccentric cam B are respectively connected with a lever A and a lever B, and the lever A and the lever B are respectively connected with a transmission rod A and a transmission rod B.
Further, the transmission rod A and the transmission rod B are respectively connected with the sliding plate actuator A and the sliding plate actuator B.
Furthermore, a positioning transmission fixing shaft A and a positioning transmission fixing shaft B are respectively arranged on the sliding plate actuator A and the sliding plate actuator B, and the positioning transmission fixing shaft A and the positioning transmission fixing shaft B are respectively inserted into the actuator A and the actuator B.
Furthermore, two ends of the sliding plate actuator A and the sliding plate actuator B are respectively arranged on the pusher slideway.
Compared with the prior art, the invention has the advantages that: the actuator A, the connecting lever A and the insulating partition pushing rod are pushed by the pushing assembly A to drive the insulating partition to move up and down, and the actuator B, the connecting lever B, the high-voltage fuse pushing rod and the high-voltage fuse insulating support trolley are pushed by the pushing assembly B to drive the fuse to move, so that the combination and separation of the fuse and a spring static contact are realized, and the effect that a high-voltage contact of a PT cabinet can be safely and rapidly switched on and off is achieved; the invention can realize rapid switch-on and switch-off without opening the PT chamber door, realizes the door closing operation and has higher safety; the grounding rod is arranged on the PT, so that electric shock accidents are greatly reduced.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the shape of a PT cabinet according to the present invention;
FIG. 2 is a schematic diagram of the operating mechanism of the PT room of the present invention;
FIG. 3 is a schematic view of the PT chamber of the present invention in operation;
FIG. 4 is a schematic diagram of the PT chamber maintenance state actuator of the present invention;
FIG. 5 is a schematic view of the PT chamber of the present invention in an inspection state;
FIG. 6 is a schematic diagram of a PT gate actuator of the present invention;
figure 7 is a schematic view of the operation of the PT door panel of the present invention.
In the figure, 1, a high-voltage bus bar, 2, a spring static contact, 3, an insulating sleeve, 4, an insulating partition slideway, 5, an insulating partition, 6, an insulating partition push rod, 7, a grounding rod, 8, push rods A, 9, push rods B, 10, a high-voltage fuse push rod, 11, crank arms A, 12, crank arms B, 13, a high-voltage fuse insulating support trolley, 14, a high-voltage fuse insulating support trolley slideway, 15, an execution slideway, 16, an actuator B, 17, an actuator A, 18, a PT elastic static contact, 19, an experimental state signal switch, 20, an operation state signal switch, 21, a high-voltage fuse insulating support, 22, a fuse, 23, a movable contact, 24, PT, 25, a pusher slideway, 26, a pushing assembly A, 27, a pushing assembly B, 28, a room door lock, 29, a PT room door, 30, a PT room shell, 31, a rotary wrench, 32, a twisting rotating shaft A, 33. the device comprises eccentric cams A, 34, levers A, 35, transmission rods A, 36, sliding plate actuators A, 37, positioning transmission fixing shafts A, 38, twisting rotating shafts B, 39, eccentric cams B, 40, levers B, 41, transmission rods B, 42, sliding plate actuators B, 43, positioning transmission fixing shafts B, 44, test state switch contacts 45 and operation state switch contacts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, 6 and 7, an actuator device of a generator outlet PT chamber comprises a PT chamber door 29 and a PT chamber housing 30, wherein the PT chamber door 29 comprises a pushing assembly a26, a pushing assembly B27 located below the pushing assembly a26 and a rotating wrench 31, and a PT chamber door lock 28 is further provided on the PT chamber door 29. In the present embodiment, the rotation directions of the pushing assembly a26 and the pushing assembly B27 include an ON direction and an OFF direction. The pushing assembly A26 comprises a twisting rotating shaft A32 positioned in the pushing assembly A26, and the pushing assembly B27 comprises a twisting rotating shaft B38 positioned in the pushing assembly B27; the twisting rotating shaft A32 and the twisting rotating shaft B38 are respectively connected with an eccentric cam A33 and an eccentric cam B39, the eccentric cam A33 and the eccentric cam B39 are respectively connected with a lever A34 and a lever B40, and the lever A34 and the lever B40 are respectively connected with a transmission rod A35 and a transmission rod B41. The transmission rod A35 and the transmission rod B41 are respectively connected with a sliding plate actuator A36 and a sliding plate actuator B42, a positioning transmission fixing shaft A37 and a positioning transmission fixing shaft B43 are respectively installed on the sliding plate actuator A36 and the sliding plate actuator B42, the positioning transmission fixing shaft A37 and the positioning transmission fixing shaft B43 are respectively inserted into the actuator A17 and the actuator B16, positioning holes are formed in the actuator A17 and the actuator B16, and two ends of the sliding plate actuator A36 and two ends of the sliding plate actuator B42 are respectively arranged on the pusher slideway 25. In this embodiment, the lever a34 and the lever B40 are respectively connected to the transmission rod a 35 and the transmission rod B41 through a circular shaft, and the positioning transmission fixing shaft a 37 and the positioning transmission fixing shaft B43 are respectively welded to the slide actuator a 36 and the slide actuator B42.
As shown in fig. 2-5, the PT chamber housing 30 includes an execution slide way 15 vertically disposed on an inner wall of the PT chamber housing 30 on a side close to the PT chamber door 29, an actuator a 17 and an actuator B16 disposed below the actuator a 17 are mounted in parallel on the execution slide way 15, the actuator a 17 is connected to a crank arm a 11 through a push rod A8, the crank arm a 11 is connected to an insulating partition 5 through an insulating partition push rod 6, the insulating partition 5 is disposed on an insulating partition slide way 4, the insulating partition slide way 4 is mounted on an inner wall of the PT chamber housing 30 on a side far from the PT chamber door 29, and a ground rod 7 is disposed on the crank arm a 11; the actuator B16 is connected with a connecting lever B12 through a pushing rod B9, the connecting lever B12 is connected with a high-voltage fuse insulating support trolley 13 through a high-voltage fuse pushing rod 10, the high-voltage fuse insulating support trolley 13 is positioned on a high-voltage fuse insulating support trolley slideway 14, and the high-voltage fuse insulating support trolley slideway 14 is positioned at the top of the PT chamber shell 30; the two sides of the high-voltage fuse insulating support trolley 13 are respectively provided with a test state switch contact 44 and an operation state switch contact 45, and the test state switch contact 44 and the operation state switch contact 45 respectively correspond to the operation state signal switch 20 and the test state signal switch 19. A high-voltage fuse insulating support 21 is vertically arranged below the high-voltage fuse insulating support trolley 13, a fuse 22 is horizontally arranged below the high-voltage fuse insulating support 21, a moving contact 23 is arranged at the bottom end of one side of the fuse 22 close to a PT room door 29, the fuse 22 is sleeved in an insulating sleeve 3, and a spring static contact 2 is arranged in the insulating sleeve 3; the other side of the insulating sleeve 3 is provided with a high-voltage bus bar 1; an experimental state signal switch 19 is installed at the top end of the left side of the PT chamber shell 30, and an operation state signal switch 20 is installed at the top end of the right side of the PT chamber shell 30; the bottom of the PT chamber shell 30 is provided with a PT 24, and a PT elastic static contact 18 is arranged on the PT 24.
When the actuating mechanism device of the PT chamber is in a non-operating state, the grounding rod 7 and the PT elastic static contact 18 are fully combined, the insulating partition plate 5 is positioned at the opening of the insulating sleeve 3, and the moving contact 23 and the PT elastic static contact 18 are in a separation state meeting the insulating distance.
The invention relates to an actuating mechanism device of a generator outlet PT chamber, which has the following working principle:
(1) when the actuator device of the PT chamber is operated, as shown in fig. 2, 3, 6 and 7, the PT chamber door 29 is closed, the positioning transmission fixing shaft a 37 and the positioning transmission fixing shaft B43 respectively mounted ON the sliding plate actuator a 36 and the sliding plate actuator B42 are inserted into the positioning holes of the actuator a 17 and the actuator B16, the handle of the PT chamber door lock 28 is rotated to lock the door, the rotating wrench 31 pushes the twisting rotating shaft a32 in the pushing assembly a26 at the upper part to rotate the eccentric cam a 33 in the ON direction, the eccentric cam a 33 pushes the lever a34 down to move the actuator a 36 up along the pusher 25 via the transmission rod a 35, the actuator a 17 inserted into the positioning transmission fixing shaft a 37 drives the pushing rod A8, the crank arm a 11 and the insulating spacer pushing rod 6 to drop the insulating spacer 5 from the opening of the insulating sleeve 3 along the insulating spacer slide 4, the grounding rod 7 is separated from the PT elastic fixed contact 18, and the first step of operation is completed.
A rotary wrench 31 is used for rotating a twisting rotating shaft B38 in a pushing assembly B27 to enable an eccentric cam B39 to rotate towards an OFF direction, the eccentric cam B39 presses a lever B40 downwards, then a transmission rod B41 enables a sliding plate actuator B42 to move upwards along a pusher slideway 25, then an actuator B16 inserted into a positioning transmission fixed shaft B43 drives a pushing rod B9, a crank arm B12 and a high-voltage fuse pushing rod 10 to slide a high-voltage fuse insulating support trolley 13 towards the direction of an insulating sleeve 3 opening, a fuse 22 is fully combined with a spring static contact 2, a movable contact 23 is fully combined with a PT elastic static contact 18, a test state signal switch 19 is separated from a test state switch contact 44, the test state signal switch 19 is disconnected, an operation state signal switch 20 is combined with an operation state switch contact 45, and the operation state signal switch 20 is switched on, and completing the closing operation.
(2) When the actuator device of the PT chamber is in an inspection state, as shown in fig. 4, 5, 6, and 7, the rotary wrench 31 is used to rotate the twisting rotating shaft B38 in the pushing assembly B27, so that the eccentric cam B39 rotates in the ON direction, the eccentric cam B39 butts against the lever B40, then the transmission rod B41 is used to move the sliding plate actuator B42 down along the pusher slideway 25, the actuator B16 inserted into the fixed transmission shaft B43 drives the pushing rod B9, the crank arm B12, and the high-voltage fuse pushing rod 10 to slide the high-voltage fuse insulating support trolley 13 in the direction of the PT chamber door 29, the fuse 22 is separated from the fixed spring contact 2, the movable contact 23 is separated from the fixed PT elastic contact 18, the test state signal switch 19 is combined with the test state switch contact 44, the test state signal switch 19 is connected, the operating state signal switch 20 is separated from the operating state switch contact 45, the operation state signal switch 20 is turned off, and the opening operation is completed. At this time, the PT chamber door lock 28 cannot be opened, and the PT chamber door 29 cannot be opened.
A rotary wrench 31 is used for pushing a twisting rotating shaft A32 in a pushing assembly A26 at the upper part to enable an eccentric cam A33 to rotate towards an OFF direction, the eccentric cam A33 butts against a lever A34 to enable a sliding plate actuator A36 to move downwards along a pusher slideway 25 through a transmission rod A35, then an actuator A17 inserted into a positioning transmission fixing shaft A37 drives a pushing rod A8, a crank arm A11 and an insulating partition pushing rod 6 to move an insulating partition 5 to the opening of an insulating sleeve 3 along an insulating partition slideway 4, a grounding rod 7 is fully combined with a PT elastic fixed contact 18, and the PT one-time end grounding operation is completed. The PT room door lock 28 is rotated to be placed in an opened state, the PT room door is opened, and then the maintenance work is performed. The whole process is simple and convenient to operate, and fast and safe to overhaul.
In the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for the purpose of describing the present invention but do not require that the present invention be necessarily constructed or operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected" and "connected" in the present invention should be interpreted broadly, and may be connected or disconnected, for example; the terms may be directly connected or indirectly connected through intermediate components, and specific meanings of the terms may be understood as specific conditions by those skilled in the art.
The above description is of the preferred embodiment of the present invention, and the description of the specific embodiment is only for better understanding of the idea of the present invention. It will be appreciated by those skilled in the art that various modifications and equivalents may be made in accordance with the principles of the invention and are considered to be within the scope of the invention.
Claims (10)
1. An actuator device of a generator outlet PT chamber comprising a PT chamber door (29) and a PT chamber housing (30), characterized in that: the PT chamber door (29) includes a push assembly A (26), a push assembly B (27) located below the push assembly A (26), and a rotation wrench (31); the PT chamber shell (30) comprises an execution slide way (15) which is vertically arranged on the inner wall of one side, close to a PT chamber door (29), of the PT chamber shell (30), an actuator A (17) and an actuator B (16) which is positioned below the actuator A (17) are installed on the execution slide way (15) in parallel, the actuator A (17) is connected with a crank arm A (11) through a push rod A (8), the crank arm A (11) is connected with an insulating partition plate (5) through an insulating partition plate push rod (6), and a grounding rod (7) is arranged on the crank arm A (11); the actuator B (16) is connected with a connecting lever B (12) through a pushing rod B (9), the connecting lever B (12) is connected with a high-voltage fuse insulating support trolley (13) through a high-voltage fuse pushing rod (10), a high-voltage fuse insulating support (21) is vertically arranged below the high-voltage fuse insulating support trolley (13), a fuse (22) is horizontally arranged below the high-voltage fuse insulating support (21), a moving contact (23) is arranged at the bottom end of one side, close to a PT room door (29), of the fuse (22), the fuse (22) is sleeved in an insulating sleeve (3), and a spring fixed contact (2) is arranged in the insulating sleeve (3); the other side of the insulating sleeve (3) is provided with a high-voltage bus bar (1); an experimental state signal switch (19) is installed at the top end of the left side of the PT room shell (30), and an operation state signal switch (20) is installed at the top end of the right side of the PT room shell (30); PT (24) is arranged at the bottom of the PT chamber shell (30), and a PT elastic static contact (18) is arranged on the PT (24).
2. The actuator device of a generator outlet PT chamber as claimed in claim 1, wherein: insulating baffle (5) are located insulating baffle slide (4), and insulating baffle slide (4) are installed on the inner wall of PT room casing (30) keep away from PT room door (29) one side.
3. The actuator device of a generator outlet PT chamber as claimed in claim 1, wherein: the high-voltage fuse insulating support trolley (13) is located on a high-voltage fuse insulating support trolley slide way (14), and the high-voltage fuse insulating support trolley slide way (14) is located at the top of the PT chamber shell (30).
4. The actuator device of a generator outlet PT chamber as claimed in claim 1, wherein: and a test state switch contact (44) and an operation state switch contact (45) are respectively arranged on two sides of the high-voltage fuse insulating support trolley (13), and the test state switch contact (44) and the operation state switch contact (45) respectively correspond to the operation state signal switch (20) and the experiment state signal switch (19).
5. The actuator device of a generator outlet PT chamber as claimed in claim 1, wherein: and a PT chamber door lock (28) is arranged on the PT chamber door (29).
6. The actuator device of a generator outlet PT chamber as claimed in claim 1, wherein: the pushing assembly A (26) comprises a twisting rotating shaft A (32) positioned in the pushing assembly A (26), and the pushing assembly B (27) comprises a twisting rotating shaft B (38) positioned in the pushing assembly B (27).
7. The actuator device of a generator outlet PT chamber as claimed in claim 6, wherein: the twisting rotating shaft A (32) and the twisting rotating shaft B (38) are respectively connected with an eccentric cam A (33) and an eccentric cam B (39), the eccentric cam A (33) and the eccentric cam B (39) are respectively connected with a lever A (34) and a lever B (40), and the lever A (34) and the lever B (40) are respectively connected with a transmission rod A (35) and a transmission rod B (41).
8. The actuator device of a generator outlet PT chamber as claimed in claim 7, wherein: the transmission rod A (35) and the transmission rod B (41) are respectively connected with the sliding plate actuator A (36) and the sliding plate actuator B (42).
9. The actuator device of a generator outlet PT chamber as claimed in claim 8, wherein: and the sliding plate actuator A (36) and the sliding plate actuator B (42) are respectively provided with a positioning transmission fixed shaft A (37) and a positioning transmission fixed shaft B (43), and the positioning transmission fixed shaft A (37) and the positioning transmission fixed shaft B (43) are respectively inserted into the actuator A (17) and the actuator B (16).
10. Actuator device of a generator outlet PT chamber according to claim 8 or 9 characterised in that: and two ends of the sliding plate actuator A (36) and the sliding plate actuator B (42) are respectively arranged on the pusher slideway (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921431720.8U CN210669258U (en) | 2019-08-30 | 2019-08-30 | Actuating mechanism device of generator export PT room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921431720.8U CN210669258U (en) | 2019-08-30 | 2019-08-30 | Actuating mechanism device of generator export PT room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210669258U true CN210669258U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921431720.8U Withdrawn - After Issue CN210669258U (en) | 2019-08-30 | 2019-08-30 | Actuating mechanism device of generator export PT room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210669258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492377A (en) * | 2019-08-30 | 2019-11-22 | 山东达驰阿尔发电气有限公司 | A kind of actuator devices of PT at the exits of generators room |
-
2019
- 2019-08-30 CN CN201921431720.8U patent/CN210669258U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492377A (en) * | 2019-08-30 | 2019-11-22 | 山东达驰阿尔发电气有限公司 | A kind of actuator devices of PT at the exits of generators room |
| CN110492377B (en) * | 2019-08-30 | 2024-03-08 | 山东达驰阿尔发电气有限公司 | Actuating mechanism device of PT chamber at generator outlet |
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