CN102208761B - Double-quick-opening-door multi-isolating switch cabinet locking mechanism - Google Patents
Double-quick-opening-door multi-isolating switch cabinet locking mechanism Download PDFInfo
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- CN102208761B CN102208761B CN201110146150.XA CN201110146150A CN102208761B CN 102208761 B CN102208761 B CN 102208761B CN 201110146150 A CN201110146150 A CN 201110146150A CN 102208761 B CN102208761 B CN 102208761B
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Abstract
The invention relates to a double-quick-opening-door multi-isolating switch cabinet locking mechanism which belongs to the technical field of explosion-proof switch cabinet locking systems. The invention provides a mechanism for locking an explosion-proof switch cabinet with double quick-opening doors and a plurality of isolating switches. The adopted technical scheme of the double-shutter multi-isolating switch cabinet locking mechanism is as follows: planes are both milled on the side surfaces of a first locking shaft and a second locking shaft; a first gear, a second gear and a transmission gear are all installed on a gear fixing plates by shafts; the first gear is meshed with the transmission gear, and the second gear is also meshed with the transmission gear; a first rack locking rod and a second rack locking rod are arranged on the inner wall of an explosion-proof shell by support columns; the first locking shaft is fixedly connected with the center of the first gear after penetrating through the explosion-proof shell; the first gear is meshed with the first rack locking rod; the second locking shaft is fixedly connected with the center of the second gear after penetrating through the explosion-proof shell; and the second gear is meshed with the second rack locking rod. The double-quick-opening-door multi-isolating switch cabinet locking mechanism disclosed by the invention is used for locking the double-quick-opening-door multi-isolating explosion-proof switch cabinet.
Description
Technical field
Double-quick-opening-door multi-isolating switch cabinet locking mechanism of the present invention, belongs to explosion-proof switch cabinet block sytem technical field.
Background technology
In the various standards of explosive gas atmosphere with explosion-proof switch cabinet, all require: when explosion-proof switch cabinet is provided with isolating switch, each interlocking between the cover plate of isolating switch and explosion-proof switch cabinet or door should guarantee to only have when the contact of isolating switch cuts off completely, and cover plate and door are just likely opened.This is explosion-proof switch cabinet explosion insulation performance, produced on-site safety and an important means to the guarantee of operating personnel's personal safety.Now, some large-scale explosion-proof switch cabinets have two quick operating valves and 2,4 even more isolating switches conventionally, and may divide chamber to install, and this just requires to form certain difficulty to explosive gas atmosphere recited above with the locking of explosion-proof switch cabinet.At present for a plurality of isolating switches and a quick operating valve and be existing multiple solution when a cavity is installed, but the locking solving between two quick operating valves and a plurality of isolating switch does not also have effective method.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, and technical problem to be solved is to provide the explosion-proof switch Gui mechanism that a kind of locking has Double-quick-opening-door and a plurality of isolating switches.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: Double-quick-opening-door multi-isolating switch cabinet locking mechanism, comprise the first latch shaft, the first gear, the first tooth bar deadlock lever, support column, travelling gear, the second gear, the second tooth bar deadlock lever and the second latch shaft, the first described latch shaft and the second latch shaft between the first quick operating valve and the second quick operating valve, are all milled with plane on the side of the first latch shaft and the second latch shaft on explosion-proof casing;
The first described gear, the second gear and travelling gear are all arranged on gear fixed head by axle, the first gear and travelling gear engagement, and the second gear also meshes with travelling gear;
Described the first tooth bar deadlock lever and the second tooth bar deadlock lever are arranged on the inwall of explosion-proof casing by support column, on the first tooth bar deadlock lever and the second tooth bar deadlock lever, all have groove, the position of described groove is corresponding with the position that isolates rotating shaft on explosion-proof casing, on the side of described isolation rotating shaft, is milled with plane;
The first described latch shaft is fixedly connected with the center of the first gear through after explosion-proof casing, the first described gear and the engagement of the first tooth bar deadlock lever, the second described latch shaft is fixedly connected with the center of the second gear through after explosion-proof casing, the second described gear and the engagement of the second tooth bar deadlock lever.
On the first described tooth bar deadlock lever, have the through hole of two strips, one end of two support columns is fixed on the inwall of explosion-proof casing, the other end of two support columns lays respectively in two described strip through holes, and the second tooth bar deadlock lever is arranged on the inwall of explosion-proof casing by the mode identical with the first tooth bar deadlock lever.
Double-quick-opening-door multi-isolating switch cabinet locking mechanism of the present invention compared with prior art has following beneficial effect.
1, the explosion-proof switch cabinet of the present invention for being combined by two cavitys, adopt the two toothed rack deadlock levers isolating switch of two casings of locking respectively, so just the closedown structure of two casings has been divided and come, two gears form interlock by a travelling gear, and by the quick operating valve on two cavitys of latch shaft difference locking that are connected with gear, locking Double-quick-opening-door and a plurality of isolating switch like this, have just been realized.
2, the present invention adopts the two toothed rack deadlock levers isolating switch of two casings of locking respectively, so not only reduced tooth bar deadlock lever because the oversize processing problems of bringing but also can guarantee also can well use has reduced the requirement to machining accuracy when the isolating switch on the left side and the isolating switch on the right are not on a horizontal line.
3, the present invention adopts two latch shaft and two toothed rack deadlock levers that locking is divided into after relatively independent two parts, reduced because of machining accuracy cause not stuck at the volley, thereby the tight problem that tooth occurs to jump of rack and pinion engagement is safe and reliable.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described.
Fig. 1 is the structural representation of Double-quick-opening-door multi-isolating switch cabinet locking mechanism of the present invention.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is that the B of Fig. 1 is to view.
In figure: 1 is explosion-proof casing, 2 is the first tooth bar deadlock lever, and 3 is isolation rotating shaft, 4 is the first gear, and 5 is gear fixed head, and 6 is travelling gear, 7 is the second gear, 8 is the second tooth bar deadlock lever, and 9 is support column, and 10 is the second quick operating valve, 11 is the second latch shaft, 12 is the first latch shaft, and 13 is the first quick operating valve, and 14 is draw-in groove.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, Double-quick-opening-door multi-isolating switch cabinet locking mechanism of the present invention, comprise the first latch shaft 12, the first gear 4, the first tooth bar deadlock lever 2, support column 9, travelling gear 6, the second gear 7, the second tooth bar deadlock lever 8 and the second latch shaft 11, the first described latch shaft 12 and the second latch shaft 11 between the first quick operating valve 13 and the second quick operating valve 10, are all milled with plane on the first latch shaft 12 and the second latch shaft 11 side on explosion-proof casing 1;
Described the first gear 4, the second gear 7 and travelling gear 6 are all arranged on gear fixed head 5 by axle, and the first gear 4 also meshes with travelling gear 6 with travelling gear 6 engagements, the second gear 7;
Described the first tooth bar deadlock lever 2 and the second tooth bar deadlock lever 8 are arranged on the inwall of explosion-proof casing 1 by support column 9, on the first tooth bar deadlock lever 2 and the second tooth bar deadlock lever 8, all have groove, the position of described groove is corresponding with the position that isolates rotating shaft 3 on explosion-proof casing 1, on the side of described isolation rotating shaft 3, is milled with plane;
The first described latch shaft 12 is fixedly connected with the center of the first gear 4 through explosion-proof casing 1 is rear, the first described gear 4 and the first tooth bar deadlock lever 2 engagements, the second described latch shaft 11 is fixedly connected with the center of the second gear 7 through explosion-proof casing 1 is rear, the second described gear 7 and the second tooth bar deadlock lever 8 engagements.
On the first described tooth bar deadlock lever 2, have the through hole of two strips, one end of two support columns 9 is fixed on the inwall of explosion-proof casing 1, the other end of two support columns 9 lays respectively in two described strip through holes, and the second tooth bar deadlock lever 8 is arranged on the inwall of explosion-proof casing 1 by the mode identical with the first tooth bar deadlock lever 2.
The operation principle of Double-quick-opening-door multi-isolating switch cabinet locking mechanism of the present invention is: the first latch shaft 12 and the second latch shaft 11 be locking the first quick operating valve 13 and the second quick operating valve 10 respectively, the first latch shaft 12 and the second latch shaft 11 realize interlock by gear train, when in two latch shaft, the flat one side rotation of milling is extremely vertical, two quick operating valves can skid off draw-in groove 14 by parallel, thereby can open two quick operating valves, when the flat one side of the milling of two latch shaft leaves when vertical, two quick operating valves can not be opened.Wherein, draw-in groove 14 all can arrange on a lot of switch cubicles, is prior art.
During two latch shaft rotations, drive two gears to rotate, two gears rotate and drive again two toothed rack deadlock lever parallels, when the center of isolation rotating shaft 3 is just in time aimed at the groove center on two toothed rack deadlock levers, thereby isolation rotating shaft 3 just can be rotated disconnecting switch operation, but now in two latch shaft, the flat one side of milling is not at vertical position, and two quick operating valves can not be opened.When two latch shaft forward the flat one side of milling to vertically time, two quick operating valves can be opened, but now the groove on two toothed rack deadlock levers will move to isolation rotating shaft 3 sides, isolate rotating shaft 3 and just can not rotate.
As mentioned above, when two quick operating valves can be opened, isolation rotating shaft 3 can not be rotated, and when isolation rotating shaft 3 can be rotated, two quick operating valves can not be opened.Locking Double-quick-opening-door and a plurality of isolating switch like this, have just been realized.
Claims (1)
1. Double-quick-opening-door multi-isolating switch cabinet locking mechanism, it is characterized in that: comprise the first latch shaft (12), the first gear (4), the first tooth bar deadlock lever (2), support column (9), travelling gear (6), the second gear (7), the second tooth bar deadlock lever (8) and the second latch shaft (11), described the first latch shaft (12) and the second latch shaft (11) are positioned between upper the first quick operating valve of explosion-proof casing (1) (13) and the second quick operating valve (10), on the side of the first latch shaft (12) and the second latch shaft (11), are all milled with plane;
It is upper that described the first gear (4), the second gear (7) and travelling gear (6) are all arranged on gear fixed head (5) by axle, the first gear (4) and travelling gear (6) engagement, and the second gear (7) also meshes with travelling gear (6);
Described the first tooth bar deadlock lever (2) and the second tooth bar deadlock lever (8) are arranged on the inwall of explosion-proof casing (1) by support column (9), on the first tooth bar deadlock lever (2) and the second tooth bar deadlock lever (8), all have groove, the position of described groove is corresponding with the position of explosion-proof casing (1) upper isolation rotating shaft (3), on the side of described isolation rotating shaft (3), is milled with plane;
Described the first latch shaft (12) is fixedly connected with the center of the first gear (4) through after explosion-proof casing (1), described the first gear (4) and the first tooth bar deadlock lever (2) engagement, described the second latch shaft (11) is fixedly connected with the center of the second gear (7) through after explosion-proof casing (1), described the second gear (7) and the second tooth bar deadlock lever (8) engagement;
On the first described tooth bar deadlock lever (2), have the through hole of two strips, one end of two support columns (9) is fixed on the inwall of explosion-proof casing (1), the other end of two support columns (9) lays respectively in two described strip through holes, and the second tooth bar deadlock lever (8) is arranged on the inwall of explosion-proof casing (1) by the mode identical with the first tooth bar deadlock lever (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110146150.XA CN102208761B (en) | 2011-06-01 | 2011-06-01 | Double-quick-opening-door multi-isolating switch cabinet locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110146150.XA CN102208761B (en) | 2011-06-01 | 2011-06-01 | Double-quick-opening-door multi-isolating switch cabinet locking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102208761A CN102208761A (en) | 2011-10-05 |
| CN102208761B true CN102208761B (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110146150.XA Active CN102208761B (en) | 2011-06-01 | 2011-06-01 | Double-quick-opening-door multi-isolating switch cabinet locking mechanism |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103093986B (en) * | 2012-12-11 | 2015-08-05 | 中煤张家口煤矿机械有限责任公司 | The mechanical lock of anti-explosion is electromagnetic starter |
| CN106059265A (en) * | 2014-12-26 | 2016-10-26 | 孙欣 | Frequency converter control cabinet for preventing mal-operations |
| CN109372325B (en) * | 2018-12-03 | 2024-03-01 | 广州中石科技有限公司 | High risk point isolation closing device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7136278B2 (en) * | 2003-02-04 | 2006-11-14 | Lex Products Corp. | Enclosed electrical switchgear and method of manufacture |
| CN101055806A (en) * | 2007-03-06 | 2007-10-17 | 常州联力自动化科技有限公司 | Multi-separation switch lock device |
| CN101710543A (en) * | 2009-12-08 | 2010-05-19 | 北京双杰电气股份有限公司 | Double-hole operating device of C-type switch |
| CN101845924A (en) * | 2010-04-28 | 2010-09-29 | 费江海 | Rapid door-opening device of mining flame-proofing multiloop combination starter |
| CN202102923U (en) * | 2011-06-01 | 2012-01-04 | 太原惠特科技有限公司 | Locking device of double gate multi-isolation flameproof box body |
-
2011
- 2011-06-01 CN CN201110146150.XA patent/CN102208761B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7136278B2 (en) * | 2003-02-04 | 2006-11-14 | Lex Products Corp. | Enclosed electrical switchgear and method of manufacture |
| CN101055806A (en) * | 2007-03-06 | 2007-10-17 | 常州联力自动化科技有限公司 | Multi-separation switch lock device |
| CN101710543A (en) * | 2009-12-08 | 2010-05-19 | 北京双杰电气股份有限公司 | Double-hole operating device of C-type switch |
| CN101845924A (en) * | 2010-04-28 | 2010-09-29 | 费江海 | Rapid door-opening device of mining flame-proofing multiloop combination starter |
| CN202102923U (en) * | 2011-06-01 | 2012-01-04 | 太原惠特科技有限公司 | Locking device of double gate multi-isolation flameproof box body |
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| Publication number | Publication date |
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| CN102208761A (en) | 2011-10-05 |
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