CN213635814U - Outdoor column switch isolation operating mechanism - Google Patents
Outdoor column switch isolation operating mechanism Download PDFInfo
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- CN213635814U CN213635814U CN202023155916.4U CN202023155916U CN213635814U CN 213635814 U CN213635814 U CN 213635814U CN 202023155916 U CN202023155916 U CN 202023155916U CN 213635814 U CN213635814 U CN 213635814U
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Abstract
The utility model provides an outdoor column switch isolation operating mechanism, which comprises a fixed plate, wherein the fixed plate is provided with a transmission assembly, and the transmission assembly is used for transmitting power and resetting isolation action; and the positioning assembly is used for automatically positioning the switching-on and switching-off positions. The utility model discloses a built-in isolator's of pillar type circuit breaker control operation reaches the purpose of coordinating unanimity rather than complete sets, has compact structure, space utilization height, advantage such as easy and simple to handle.
Description
Technical Field
The utility model belongs to the technical field of the electric power medium voltage switch technique and specifically relates to an outdoor column switch isolation operating mechanism.
Background
In the electric power industry at present, the on-off of circuit is accomplished in isolator cooperation circuit breaker commonly used cooperateing, and the circuit breaker realizes breaking of fault current, and isolator produces the isolation fracture and plays the safety protection effect to the hypomere circuit.
With the increasing requirements of integration and miniaturization of switch equipment in the power industry of China, the current mainstream isolating switch adopts an independent or external hanging type structure of the switch equipment.
The independent isolating switch has large installation space requirement and complex installation, while the externally hung isolating switch has complex structure, more parts and large volume.
In the built-in isolating structure of neotype pillar circuit breaker, do not have built-in operating mechanism to isolator at present, can't satisfy pillar circuit breaker and isolator's cooperation and use.
Disclosure of Invention
The utility model provides an operating mechanism is kept apart to outdoor column top switch, be applicable to the built-in isolation structure of pillar type circuit breaker, have the automatic positioning function of combined floodgate and separating brake position, still possess the shutting protect function that isolator can not operate under the combined floodgate state of closing the circuit breaker. The utility model adopts the technical proposal that:
an outdoor column switch isolation operating mechanism comprises a fixing plate, wherein the fixing plate is provided with a switch
A transmission assembly for transmitting power and resetting the isolation action;
and the positioning assembly is used for automatically positioning the switching-on and switching-off positions.
Further, the transmission assembly comprises a driven wheel penetrating through the fixing plate, one end of the driven wheel is connected with a driven shaft through a connecting piece and used for transmitting power and realizing reset of the driven shaft, and a driving wheel is arranged at the other end of the driven wheel.
Furthermore, a closing positioning groove and a separating positioning groove are formed in the periphery of the driven wheel.
Furthermore, the positioning assembly comprises a positioning claw, the positioning claw is rotatably connected with the fixing plate through a torsion spring, and the positioning claw is clamped in the closing positioning groove or the opening positioning groove to complete closing and opening actions.
Furthermore, the connecting piece includes the connecting lever of setting in from driving wheel one end, rotate through the connecting plate between connecting lever and the driven shaft and connect.
Further, still include the auto-lock subassembly, the auto-lock subassembly sets up and is used for pinning the locating component on the fixed plate.
Further, the self-locking assembly comprises a locking block, and the locking block is arranged in parallel with the fixing plate and the distance between the locking block and the fixing plate is adjustable.
Furthermore, two groups of guide posts are arranged on the fixed plate, the locking block is arranged on the two groups of guide posts in a sliding mode and is parallel to the fixed plate, and a locking switch is arranged on one side, far away from the fixed plate, of the locking block.
The utility model has the advantages that: the whole mechanism is internally arranged, occupies small space, is matched with a strut-type circuit breaker for use, has the automatic positioning function of the opening and closing positions of the separating brake, and is convenient for opening and closing of an external isolating switch;
the circuit breaker has the function of locking protection in a closing state, cannot be operated in the closing state, and improves the operation safety.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is the utility model discloses drive assembly and coupling assembling's assembly drawing.
Fig. 3 is a side view of the opening state of the present invention.
Fig. 4 is another side view of the opening state of the present invention.
In the figure: 1-driving shaft, 2-cylindrical pin, 3-driving wheel, 4-driven wheel, 5-flat pad, 6-bearing I, 7-fixing plate, 8-crank arm, 9-connecting plate, 10-flat key, 11-driven shaft, 12-bearing II, 13-right end plate, 14-left end plate, 15-positioning claw, 16-torsion spring, 17-flat pin, 18-locking block, 19-guide column, 20-driving shaft hole, 21-torsion spring seat, 22-bearing seat, 23-driven wheel hole, 24-brake-separating positioning groove and 25-brake-closing positioning groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1-4, the present invention provides an isolated operation mechanism for an outdoor pole switch, which comprises a fixing plate 7, wherein the fixing plate 7 is provided with a switch
The transmission assembly is used for transmitting power and resetting and isolating actions;
and the positioning assembly is used for automatically positioning the switching-on position and the switching-off position.
The transmission assembly comprises a driven wheel 4 penetrating through a fixing plate 7, and one end of the driven wheel 4 is connected with a driven shaft 11 through a connecting piece. The input end of the driven wheel 4 is connected with a driving wheel 3, and the input end of the driving wheel 3 is provided with a driving shaft 1 through a quick-release part; in practical use, the quick-release part can be fixed pins, keys, bolts and other quick-release parts.
The connecting piece is including setting up at the connecting lever 8 of following 4 one ends of driving wheel, and connecting lever 8 and the both sides that are located fixed plate 7 from driving wheel 4 rotate through connecting plate 9 between connecting lever 8 and the driven shaft 11 and be connected, and connecting lever 8 is connected respectively with connecting plate 9 from driving wheel 4 and driven shaft 11, forms a triple linkage for from driving wheel 4 at the rotation in-process, driven shaft 11 can only rotate within a certain limit under connecting plate 9 and connecting lever 8's restriction.
The fixed plate 7 is provided with a driven wheel hole 23, the driven wheel 4 is installed in the driven wheel hole 23 through a bearing I6 and a flat pad 5, and the driven wheel 4 penetrates through the driven wheel hole 23 and is assembled with the crank arm 8 through a flat key 10.
And a closing positioning groove 25 and an opening positioning groove 24 are arranged on the periphery of the driven wheel 4.
The positioning assembly comprises a positioning claw 15, the positioning claw 15 is rotatably connected with the fixing plate 7 through a torsion spring 16, and the positioning claw 15 is clamped in a closing positioning groove 25 or a separating brake positioning groove 24 to complete closing and separating actions.
One side of the driving wheel 3 close to the driven wheel 4 in the circumferential direction is provided with a cam piece which can synchronously rotate along with the driving wheel 3 and push the positioning claw 15 out of the opening positioning groove 24.
One end of the driving wheel 3 is provided with a fan-shaped first blocking piece, the driven wheel 4 is provided with a fan-shaped second blocking piece, a certain corner idle stroke exists between the first blocking piece and the second blocking piece, and after the driving wheel 3 rotates for a certain angle, the first blocking piece is contacted with the second blocking piece, and the driving wheel 3 can drive the driven wheel 4 to rotate.
The device also comprises a self-locking assembly, wherein the self-locking assembly comprises a locking block 18, and the locking block 18 is arranged in parallel with the fixing plate 7 and the distance between the locking block 18 and the fixing plate 7 is adjustable.
Two groups of guide posts 19 are arranged on the fixed plate 7, the locking block 18 is arranged on the two groups of guide posts 19 in a sliding mode and is parallel to the fixed plate 7, and a locking switch is arranged on one side, away from the fixed plate 7, of the locking block 18. In practical use, a spring is arranged on the guide column 19 between the fixing plate 7 and the locking block 18, the locking switch can be a bolt, a screw rod or a handle in threaded connection with the fixing plate 7 and the locking block 18, when the locking block 18 moves to the nearest point of the fixing plate 7, one end of the locking block 18 is clamped at the notch of the positioning claw 15, and the spring is in a compressed state, so that the resetting of the locking block 18 is facilitated.
The positioning claw 15 is provided with a flat pin 17, and the torsion spring 16 is sleeved on the flat pin 17.
Inside whole device as for the circuit breaker, be located between circuit breaker left end board 14 and the right- hand member board 13, 7 cross-sections of fixed plate are type, with action wheel 3, follow driving wheel 4, locating pawl 15 and locking piece 18 are all hidden at 7 inboards of fixed plate, be equipped with initiative shaft hole 20 and torsion spring seat 21 on the left end board 14, driving shaft 1 runs through and arranges in initiative shaft hole 20, 16 one end of torsion spring is fixed on torsion spring seat 21, one end is fixed on locating pawl 15, be equipped with bearing frame 22 on the right-hand member board 13, driven shaft 11 one end is passed through bearing two 12 and is connected with bearing frame 22.
The working principle is as follows:
in an initial state, the positioning claw 15 is clamped in the opening positioning groove 24, the driving shaft 1 is clockwise rotated through an external operating handle, the driving shaft 1 drives the driving wheel 3 to rotate through the cylindrical pin 2, the cam piece on the driving wheel 3 pushes the positioning claw 15 to rotate, the positioning claw is pushed out of the opening positioning groove 24, the flat pin 17 rotates along with the positioning claw 15 at the moment, the torque of the torsion spring 16 is increased, the first blocking piece on the driving wheel 3 is contacted with the second blocking piece on the driven wheel 4, the driven wheel 4 rotates along with the rotation of the driving wheel 3, the positioning claw 15 is in surface contact with the driven wheel 4 under the action of the torsion spring 16, the other end of the driven wheel 4 drives the driven shaft 11 to rotate between the left end plate 14 and the right end plate 13 through the crank arm 8 and the connecting plate 9, so as to control the isolating switch through the external isolating operating rod, when the driven wheel 4 rotates to reach the position of, at the moment, the closing action of the mechanism is finished, the external isolating switch is closed, and the circuit breaker is allowed to perform closing operation;
after the breaker is switched on, the locking block 18 is moved to the attaching fixing plate 7 by using the locking switch, and the positioning claw 15 is limited by the locking block 18 at the moment, so that the locking positioning groove 25 on the driven wheel 4 cannot be separated, the external isolating switch cannot be disconnected, and the purpose of self-locking protection is achieved;
the locking block 18 is moved out, the limit of the positioning claw 15 is removed, the driving shaft 1 is reversely rotated through an external operation handle, then components such as the driving wheel 3 and the driven wheel 4 are reversely moved, the positioning claw 15 is moved out from the closing positioning groove 25 and is always in surface contact with the driven wheel 4 under the action of the torsion spring 16, the driven wheel 4 drives the driven shaft 11 to reversely rotate through the crank arm 8 and the connecting plate 9, then the external operation rod controls the disconnecting switch again, when the driven wheel 4 rotates until the opening positioning groove 24 reaches the position of the positioning claw 15, the positioning claw 15 enters the opening positioning groove 24, at the moment, the opening action of the mechanism is completed, and the external disconnecting switch is disconnected.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an outdoor column switch keeps apart operating mechanism which characterized in that: comprises a fixed plate (7), wherein the fixed plate (7) is provided with
A transmission assembly for transmitting power and resetting the isolation action;
and the positioning assembly is used for automatically positioning the switching-on and switching-off positions.
2. The isolated operating mechanism of claim 1, wherein: the transmission assembly comprises a driven wheel (4) penetrating through the fixing plate (7), one end of the driven wheel (4) is connected with a driven shaft (11) through a connecting piece and used for transmitting power and realizing resetting of the driven shaft (11), and a driving wheel (3) is arranged at the other end of the driven wheel (4).
3. The isolated operating mechanism of claim 2, wherein: and a closing positioning groove (25) and an opening positioning groove (24) are formed in the periphery of the driven wheel (4).
4. The isolated operating mechanism of claim 1, wherein: the positioning assembly comprises a positioning claw (15), and the positioning claw (15) is rotatably connected with the fixing plate (7) through a torsion spring (16).
5. The isolated operating mechanism of claim 2, wherein: the connecting piece is including setting up crank arm (8) from driving wheel (4) one end, rotate through connecting plate (9) between crank arm (8) and driven shaft (11) and be connected.
6. The isolated operating mechanism of claim 1, wherein: the self-locking device is characterized by further comprising a self-locking assembly, wherein the self-locking assembly is arranged on the fixing plate (7) and used for locking the positioning assembly.
7. The isolated operating mechanism of claim 6, wherein: the self-locking assembly comprises a locking block (18), wherein the locking block (18) is arranged in parallel with the fixing plate (7) and the distance between the locking block (18) and the fixing plate (7) is adjustable.
8. The isolated operating mechanism of claim 7, wherein: two groups of guide posts (19) are arranged on the fixed plate (7), the locking block (18) is arranged on the two groups of guide posts (19) in a sliding mode and is parallel to the fixed plate (7), and a locking switch is arranged on one side, far away from the fixed plate (7), of the locking block (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023155916.4U CN213635814U (en) | 2020-12-24 | 2020-12-24 | Outdoor column switch isolation operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023155916.4U CN213635814U (en) | 2020-12-24 | 2020-12-24 | Outdoor column switch isolation operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213635814U true CN213635814U (en) | 2021-07-06 |
Family
ID=76640434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023155916.4U Active CN213635814U (en) | 2020-12-24 | 2020-12-24 | Outdoor column switch isolation operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213635814U (en) |
-
2020
- 2020-12-24 CN CN202023155916.4U patent/CN213635814U/en active Active
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