CN205354947U - Permanent magnetism high -voltage vacuum switch for flameproof mining mobile transformer substa tion - Google Patents
Permanent magnetism high -voltage vacuum switch for flameproof mining mobile transformer substa tion Download PDFInfo
- Publication number
- CN205354947U CN205354947U CN201620058478.4U CN201620058478U CN205354947U CN 205354947 U CN205354947 U CN 205354947U CN 201620058478 U CN201620058478 U CN 201620058478U CN 205354947 U CN205354947 U CN 205354947U
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- CN
- China
- Prior art keywords
- flameproof
- groove
- switch
- flameproof enclosure
- permanent magnetism
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Abstract
The utility model discloses a permanent magnetism high -voltage vacuum switch for flameproof mining mobile transformer substa tion belongs to feed switch field in the pit, simple structure, modern design, and the low technical scheme who just has separating brake, combined floodgate and lock three functional state, adoption of fault rate: square flameproof enclosure's inside is provided with the wiring chamber and the main cavity body, the wiring chamber sets up the top at the main cavity body, be provided with incoming wire terminal and terminal outgoing lines on the flameproof enclosure at wiring chamber both ends, main cavity body internally mounted has low pressure vacuum circuit breaker and power isolation switch, the switch door is installed in the outside of the main cavity body, install blocking device between switch door and the flameproof enclosure, blocking device is including installation base and arc -shaped limiting groove, the last swinging arms that is equipped with of arc -shaped limiting groove, its bottom is provided with control button, be connected with on the relative flameproof enclosure of swinging arms and drive swinging arms pivoted operating handle, the last draw -in groove of having seted up of operating handle, one side of draw -in groove is provided with the shutting screw rod, the locked groove has been predetermine on the switch door of shutting screw rod one side.
Description
Technical field
This utility model belongs to low-voltage vacuum feeding switch field, particularly relates to a kind of flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch.
Background technology
Flameproof mining mobile transformer substation is used for having methane blended gas and coal dust, and has in the mine of explosion danger.In the process that flameproof mining mobile transformer substation uses generally and high-pressure vacuum switch with the use of.Existing high-pressure vacuum switch machine components are many, adjust complexity, and easy to wear, fault rate is high, and maintenance of underground difficulty has a strong impact on efficiency of producing coal.
It addition, the blocking device on existing high-pressure vacuum switch only has and closes a floodgate and two duties of separating brake, it is impossible to whether feeding switch inside is controlled power supply normally for the duty and line insulation resistance detecting electric power system and carries out individually operated.After thus making feeding switch separating brake disconnect supply line, internal control power supply also disconnects therewith, and the protector for Monitoring Line insulation resistance quits work, and no longer carries out electric leakage monitoring.
Utility model content
This utility model overcomes the deficiency that prior art exists, simple in construction, modern design, failure rate is low and have separating brake, combined floodgate and three functional statuses of locking.Aim to provide a kind of flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch, this flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch simple in construction, modern design, failure rate is low and there are separating brake, combined floodgate and three functional statuses of locking.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is: flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch, including square flameproof enclosure, square flameproof enclosure be internally provided with wire connection cavity and main cavity, wire connection cavity is arranged on the top of main cavity, the flameproof enclosure at wire connection cavity two ends is provided with input terminal and outlet terminal, main cavity is internally installed low-voltage vacuum circuit breaker and power-supply isolation switch, the outside of main cavity is provided with switch gate, is provided with blocking device between switch gate and flameproof enclosure；
Described blocking device includes fixing, with flameproof enclosure inwall, the mounting seat being connected, mounting seat is preset with arc-shaped limit groove, it is connected to swing arm by pin in described arc-shaped limit groove, pin can arcuately slide by stopper slot, the bottom of swing arm is provided with control knob, the side that control knob is relative is provided with control line way switch, the flameproof enclosure that swing arm is relative is connected to the operation handle driving swing arm to rotate, operation handle offers draw-in groove, the side of draw-in groove is provided with locking screw rod, the switch gate of locking screw rod side is preset with locked groove, described operation handle, at its lower end is tiltedly installed with fixture block, fixture block upper end is provided with protrusion step, protrude step and be arranged above latch buttons, protrude in step rotation process and can cover latch buttons.
Further, the rotational angle of described operation handle is 65 degree.
Further, described fixture block lower end is provided with the second draw-in groove, and swing arm is provided with screw, described second draw-in groove and screw fit.
Further, described input terminal is identical with outlet terminal structure, its structure is: include the junction block being connected with flameproof enclosure, the outer wall of junction block is coated with insulating cell, the middle part of junction block is provided with conducting rod, conducting rod axis runs through the two ends of junction block and insulating cell, and centered by conducting rod, annular spread has multiple Wiring port.
Further, conducting rod top is stretched out insulating cell place and is provided with wiring claw, and the section of the pawl end reverse isolation liner of wiring claw is arranged, and wiring claw is connected by nut and pad are fixing with conducting rod.
This utility model compared with prior art has the advantages that this utility model adopts square flameproof enclosure and wire connection cavity and the split of main line chamber to arrange, the security performance of whole high-pressure vacuum switch can be promoted, make the rationally distributed of whole switch, easy to maintenance, effectively reduce the fault rate of high-pressure vacuum switch.
Additionally, this utility model high-pressure vacuum switch, by increasing locking duty, compensate for existing product when " separating brake ", controls power supply and have to be off, do not allow its normal operation, thus the duty of electric power system cannot be observed and whether insulation resistance is normal.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is side-looking structural representation of the present utility model.
Fig. 3 is the structural representation of blocking device.
Fig. 4 is the structural representation inside blocking device.
Fig. 5 is the structural representation of long cable section of ingoing line binding post.
Fig. 6 is the plan structure schematic diagram of long cable section of ingoing line binding post.
In figure: 1 is flameproof enclosure, 2 is wire connection cavity, 3 is main cavity, 4 is input terminal, 5 is outlet terminal, 51 is junction block, 52 is insulating cell, 53 is conducting rod, 54 is Wiring port, 55 is wiring claw, 56 is nut, 57 is pad, 6 is low-voltage vacuum circuit breaker, 7 is switch gate, 8 is blocking device, 81 is mounting seat, 82 is arc-shaped limit groove, 83 is pin, 84 is swing arm, 85 is control knob, 86 is control line way switch, 87 is operation handle, 88 is draw-in groove, 89 is locking screw rod, 810 is locked groove, 811 is fixture block, 812 for protruding step, 813 is latch buttons, 814 is the second draw-in groove, 815 is screw.
Detailed description of the invention
Understandable for enabling the purpose of this utility model, feature and advantage to become apparent from, below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
As Figure 1-Figure 4, Fig. 1 is the schematic diagram of a kind of detailed description of the invention of flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch provided by the utility model.
In this kind of detailed description of the invention, flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch described in the utility model, including square flameproof enclosure 1, square flameproof enclosure 1 be internally provided with wire connection cavity 2 and main cavity 3, wire connection cavity 2 is arranged on the top of main cavity 3, the flameproof enclosure 1 at wire connection cavity 2 two ends is provided with input terminal 4 and outlet terminal 5, main cavity 3 is internally installed the original paper such as low-voltage vacuum circuit breaker 6 and power-supply isolation switch and Qianmen panel, the outside of main cavity 3 is provided with switch gate 7, blocking device 8 is installed between switch gate 7 and flameproof enclosure 1.
Square flameproof enclosure 1 and wire connection cavity 2 and the split of main line chamber is adopted to arrange, it is possible to promote the security performance of whole high-pressure vacuum switch, make the rationally distributed of whole switch, easy to maintenance, effectively reduce the fault rate of high-pressure vacuum switch.
Described blocking device 8 includes fixing, with flameproof enclosure 1 inwall, the mounting seat 81 being connected, mounting seat 81 is preset with arc-shaped limit groove 82, it is connected to swing arm 84 by pin 83 in described arc-shaped limit groove 82, pin 83 can arcuately slide by stopper slot 82, the bottom of swing arm 84 is provided with control knob 85, the side that control knob 85 is relative is provided with control line way switch 86, the flameproof enclosure 1 that swing arm 84 is relative is connected to the operation handle 87 driving swing arm 84 to rotate, operation handle 87 offers draw-in groove 88, the side of draw-in groove 88 is provided with locking screw rod 89, the switch gate 7 of locking screw rod 89 side is preset with locked groove 810, described operation handle 87 lower end is tiltedly installed with fixture block 811, fixture block 811 upper end is provided with protrusion step 812, protrude step 812 and be arranged above latch buttons 813, protrude in step 812 rotation process and can cover latch buttons 813.
The rotational angle of described operation handle 87 is 65 degree.Described fixture block 811 lower end is provided with the second draw-in groove 814, and swing arm 84 is provided with screw 815, and described second draw-in groove 814 coordinates with screw 815.
The work process of blocking device 8 is: by increasing the rotational angle of operation, and the other position that is counterclockwise suitable for adds the latch buttons 813 for on-off control circuit in operation handle 87 " separating brake " position, when operation handle 87 is after rotating counterclockwise to " separating brake " position, control circuit is maintained at on-state, it is possible to check that from the observation window of the switch gate 7 of feeding switch whether the duty of electric power system and line insulation resistance is normal etc..Now locking screw rod 89 can not rotate and also cannot exit locked groove 810, and the switch gate 7 of feeding switch also cannot be opened.If latch buttons 813 is pressed, then operation handle 87 can be rotated further 10 ° counterclockwise to " locking " position, protrusion platform on fixture block 811 pushes down latch buttons 813, control knob 85 on swing arm 84 simultaneously, press control line switching 86, control circuit is made to be locked in off-state, now locking screw rod 89 coordinates with the first draw-in groove 88 of operation handle 87 lower end, locking screw rod 89 just can rotate, being exited from the locked groove 810 switch gate 7 by the other end of locking screw rod 89, the switch gate 7 of feeding switch can be opened.
As shown in Figure 5, Figure 6, on the basis of above-described embodiment, in another kind of detailed description of the invention of the present utility model, described long cable section of ingoing line binding post is identical with cable outlet binding post structure, its structure is: including the junction block 51 being connected with flameproof enclosure 1, the outer wall of junction block 51 is coated with insulating cell 52, the middle part of junction block 51 is provided with conducting rod 53, conducting rod 53 axis runs through junction block 51 and the two ends of insulating cell 52, and centered by conducting rod 53, annular spread has multiple Wiring port 54.
Further, conducting rod 53 top is stretched out insulating cell 52 place and is provided with wiring claw 55, and the section of the pawl end reverse isolation liner 52 of wiring claw 55 is arranged, and wiring is entered claw and is connected by nut 56 and pad 57 are fixing with conducting rod 53.
By increasing wiring claw 55, it is possible to be directly used in connection auxiliary earth cable, reduce explosion suppresion surface, improve the safety of whole feeding switch down-hole electricity consumption.
In sum, this utility model simple in construction, modern design, failure rate is low and there are separating brake, combined floodgate and three functional statuses of locking.
Above in conjunction with accompanying drawing, embodiment of the present utility model is explained in detail, but this utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, it is also possible to make various change under the premise without departing from this utility model objective.
Claims (5)
1. flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch, it is characterized in that: include square flameproof enclosure (1), square flameproof enclosure (1) be internally provided with wire connection cavity (2) and main cavity (3), wire connection cavity (2) is arranged on the top of main cavity (3), the flameproof enclosure (1) at wire connection cavity (2) two ends is provided with input terminal (4) and outlet terminal (5), main cavity (3) is internally installed low-voltage vacuum circuit breaker (6) and power-supply isolation switch, the outside of main cavity (3) is provided with switch gate (7), blocking device (8) is installed between switch gate (7) and flameproof enclosure (1)；
Described blocking device (8) includes fixing the mounting seat (81) being connected with flameproof enclosure (1) inwall, mounting seat (81) is preset with arc-shaped limit groove (82), it is connected to swing arm (84) by pin (83) in described arc-shaped limit groove (82), pin (83) can arcuately slide by stopper slot (82), the bottom of swing arm (84) is provided with control knob (85), the side that control knob (85) is relative is provided with control line way switch (86), the flameproof enclosure (1) that swing arm (84) is relative is connected to the operation handle (87) driving swing arm (84) to rotate, operation handle (87) offers draw-in groove (88), the side of draw-in groove (88) is provided with locking screw rod (89), the switch gate (7) of locking screw rod (89) side is preset with locked groove (810), described operation handle (87) lower end is tiltedly installed with fixture block (811), fixture block (811) upper end is provided with protrusion step (812), protrude step (812) and be arranged above latch buttons (813), protrude in step (812) rotation process and can cover latch buttons (813).
2. flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch according to claim 1, it is characterised in that: the rotational angle of described operation handle (87) is 65 degree.
3. flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch according to claim 2, it is characterized in that: described fixture block (811) lower end is provided with the second draw-in groove (814), being provided with screw (815) on swing arm (84), described second draw-in groove (814) coordinates with screw (815).
4. flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch according to claim 3, it is characterized in that: described input terminal (4) is identical with outlet terminal (5) structure, its structure is: include the junction block (51) being connected with flameproof enclosure (1), the outer wall of junction block (51) is coated with insulating cell (52), the middle part of junction block (51) is provided with conducting rod (53), conducting rod (53) axis runs through junction block (51) and the two ends of insulating cell (52), and centered by conducting rod (53), annular spread has multiple Wiring port (54).
5. flameproof mining mobile transformer substation permanent magnetism high-pressure vacuum switch according to claim 4, it is characterized in that: conducting rod (53) top is stretched out insulating cell (52) place and is provided with wiring claw (55), the section of pawl end reverse isolation liner (52) of wiring claw (55) is arranged, and wiring claw (55) is connected by nut (56) and pad (57) are fixing with conducting rod (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620058478.4U CN205354947U (en) | 2016-01-21 | 2016-01-21 | Permanent magnetism high -voltage vacuum switch for flameproof mining mobile transformer substa tion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620058478.4U CN205354947U (en) | 2016-01-21 | 2016-01-21 | Permanent magnetism high -voltage vacuum switch for flameproof mining mobile transformer substa tion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205354947U true CN205354947U (en) | 2016-06-29 |
Family
ID=56176443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620058478.4U Expired - Fee Related CN205354947U (en) | 2016-01-21 | 2016-01-21 | Permanent magnetism high -voltage vacuum switch for flameproof mining mobile transformer substa tion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205354947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115565812A (en) * | 2022-10-25 | 2023-01-03 | 电光防爆科技股份有限公司 | Mining explosion-proof and intrinsically safe vacuum feeder switch with low-voltage permanent magnet mechanism |
-
2016
- 2016-01-21 CN CN201620058478.4U patent/CN205354947U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115565812A (en) * | 2022-10-25 | 2023-01-03 | 电光防爆科技股份有限公司 | Mining explosion-proof and intrinsically safe vacuum feeder switch with low-voltage permanent magnet mechanism |
| CN115565812B (en) * | 2022-10-25 | 2023-11-07 | 电光防爆科技股份有限公司 | Mining explosion-proof and intrinsically safe vacuum feed switch for low-voltage permanent magnet mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20190121 |