CN201289976Y - Small interlock propulsion mechanism - Google Patents
Small interlock propulsion mechanism Download PDFInfo
- Publication number
- CN201289976Y CN201289976Y CNU2008201549162U CN200820154916U CN201289976Y CN 201289976 Y CN201289976 Y CN 201289976Y CN U2008201549162 U CNU2008201549162 U CN U2008201549162U CN 200820154916 U CN200820154916 U CN 200820154916U CN 201289976 Y CN201289976 Y CN 201289976Y
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- interlocking
- main switch
- transmission
- little
- functional unit
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Abstract
The utility model discloses a small interlocking propulsion mechanism, which comprises a main switch operation component, a transmission component, an interlocking component, a locking component and a casing, wherein, a working position rolling block and a test position rolling block with a space therebetween are in tandem connection with the interlocking main shaft of the interlocking component; a gap is respectively formed on the two rolling blocks at positions with an angle difference; the transmission component transmits the rotation of the main switch operation component to the interlocking main shaft; and the locking component driven by the main switch operation component can lock a small drawer-type functional unit at the connection position. The small interlocking propulsion mechanism can reliably lock the small drawer-type functional unit at both the connection position and the test position to achieve safety and reliability, and can be used in the small drawer-type functional unit of a low voltage switch cabinet.
Description
Technical field:
The utility model relates to a kind of safety interlock of electrical equipment, particularly a kind of little interlocking propulsive mechanism that is used in the medium and small drawer type functional unit of low-tension switch cabinet.
Background technology:
Low-tension switch cabinet is in day-to-day operation and attended operation process, its little drawer type functional unit at first must be guaranteed to disconnect or connection from charged main circuit safely according to standard-required, this little drawer type functional unit disconnect or the manual propelling of connection procedure in, generally through three positions: 1. link position; 2. test position; 3. separation point position.In order to reach the purpose of safety operation electric equipment, this little drawer type functional unit all should be by mechanical caging on three positions.Yet, propulsive mechanism on the existing little drawer type functional unit only can be realized locking on link position and separation point position, and on test position, can not lock, therefore operating personnel can directly be advanced into link position from the separation point position with little drawer type functional unit, so operating physical force is excessive or misoperation will cause that little drawer type functional unit connects contact damaged in collision or other mechanical breakdowns.
The utility model content:
Technical problem to be solved in the utility model is exactly the defective that overcomes existing little interlocking propulsive mechanism, and a kind of safe and reliable little interlocking propulsive mechanism that all can realize the little drawer type functional unit of locking in being disconnected to the process of connection on each position is provided.
The technical scheme that the utility model solves the problems of the technologies described above is as follows:
A kind of little interlocking propulsive mechanism, be installed in the little drawer type functional unit, this little drawer type functional unit inserts on the drawer compartments laminate of low-tension switch cabinet, be installed with the position buckle of projection on this drawer compartments laminate and offer the combined floodgate lock hole, described mechanism comprises main switch operating assembly, transmission component, interlock assembly, locked component and housing; Described main switch operating assembly is arranged at the top of housing, connects the also main switch of the little drawer type functional unit of slewing maneuver; Described interlock assembly is arranged at lower part of frame, it includes the interlocking main shaft, the service position rolls piece and test position is rolled piece, this service position rolls piece and test position is rolled leading portion and the back segment that piece was connected in series and was fixed in the interlocking main shaft respectively, it has an interval that can hold described position buckle between the two, this service position is rolled piece and is provided with an operation block breach, this test position is rolled piece and is provided with a test block breach, before and after this operation block breach and test block breach connect and can allow the position buckle pass through, both differ an angle with respect to the position angle of interlocking main-shaft axis its; Described transmission component is arranged at the front portion of housing, and the one end connects the main switch operating assembly, and the other end connects the interlocking main shaft of interlock assembly, so that rotatablely moving of main switch operating assembly passed to the interlocking main shaft; Described locked component is arranged on the housing, and the one end connects the main switch operating assembly, and the driving that is subjected to is inserted in the described combined floodgate lock hole.
The main switch operating assembly of little interlocking propulsive mechanism described in the utility model includes main switch operating axis and power transmission shaft, this drive shaft mount is located at the top of housing, its rear end is provided with the main switch connector of the main switch that connects little drawer type functional unit, and this main switch operating axis is fixed in the front end of power transmission shaft; Described locked component includes combined floodgate locking plate and combined floodgate securing rod, this combined floodgate locking plate fastens on described power transmission shaft, the lobed lock pressure head of its periphery, this combined floodgate securing rod is erected to be arranged on the housing, its upper end is subjected to locking pressure head compressing vertically, and the lower end can be inserted in the combined floodgate lock hole of described drawer compartments laminate; Described transmission component includes transmission levers axle, transmission levers, transmission plectrum and driving chuck, this transmission levers is articulated in the anterior of housing by the transmission levers axle and can swings, its two ends respectively are provided with one along transmission levers allocating slot longitudinally, this transmission plectrum fastens on the power transmission shaft of described main switch operating assembly, its periphery is provided with finger, this driving chuck fastens on the interlocking main shaft of described interlock assembly, its periphery is provided with finger, and the finger of the finger of this transmission plectrum and transmission plectrum inserts the allocating slot at transmission levers two ends respectively; Described service position is rolled the test block breach that operation block breach on the piece and described test position roll on the piece and is differed 90 ° with respect to the position angle of interlocking main-shaft axis.
Compare with existing little interlocking propulsive mechanism, be serially connected with on the interlocking main shaft of the utility model interlock assembly that piece is rolled in the service position and test position is rolled piece, it has one between the two at interval, when the position buckle on the drawer compartments laminate is contained in this interval, and being rolled piece and test position when rolling piece and stopping by the service position of front and back, little drawer type functional unit just is locked on the test position; In addition, when the position buckle rolls operation block breach on the piece or test position when rolling test block breach on the piece by the service position, little drawer type functional unit can move to link position or separation point position again; In addition, when when link position is depressed locked component, little drawer type functional unit is locked on the link position again.Thereby the utility model realized that little drawer type functional unit can both lock reliably on link position and test position, thereby reached the purpose of safety operation electric equipment.
Description of drawings:
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is a stereochemical structure exploded view of the present utility model.
Fig. 3 is the utility model mechanism action principle schematic.
Fig. 4 is detached position figure of the present utility model.
Fig. 5 is test position state diagram of the present utility model.
Fig. 6 is link position state diagram of the present utility model.
Embodiment:
Now in conjunction with the accompanying drawings and embodiments the utility model is further described.
At first see also Fig. 1 and Fig. 2 structural representation of the present utility model, illustrate little interlocking propulsive mechanism and be installed on (not shown) in the little drawer type functional unit, this little drawer type functional unit inserts on the drawer compartments laminate 14 of low-tension switch cabinet, be set with the rectangular-shaped position buckle 141 that raises up on this drawer compartments laminate 14, and also offer a combined floodgate lock hole 142 on it, this little interlocking propulsive mechanism comprises main switch operating assembly, transmission component, interlock assembly, locked component and housing 9.
Described housing 9 is interconnected by threaded fastener by some tabular components to be formed, and includes the base plate of front panel and the squab panel and the level of setting, and its rear portion is equipped with sensitive switch 8.
Described main switch operating assembly is arranged at the top of housing 9, and it connects the main switch of little drawer type functional unit, in order to this main switch of slewing maneuver.This main switch operating assembly includes main switch operating axis 1 and power transmission shaft 5; This power transmission shaft 5 flatly is set up on the front panel and squab panel on housing 9 tops, and its rear end is provided with in order to connect the main switch connector 7 of little drawer type functional unit main switch; This main switch operating axis 1 is fixedly connected on the front end of power transmission shaft 5, and operating personnel are in order to rotation and handle main switch.
Described interlock assembly is arranged at the bottom of housing 9, and it includes interlocking main shaft 15, the service position rolls piece 11 and test position is rolled piece 10.Described interlocking main shaft 15 flatly is set up on the base plate of housing 9 bottoms, described service position rolls piece 11 and test position is rolled leading portion and the back segment that piece 10 was connected in series and was fixed in this interlocking main shaft 15 respectively, this service position is rolled piece 11 and test position and is rolled and have one between the piece 10 at interval, and the width at this interval can hold the position buckle 141 on the described drawer compartments laminate 14.Described service position is rolled piece 11 and is provided with an operation block breach 111, and this operation block breach 111 connects the front and back that piece 11 is rolled in the service position, and its width can allow position buckle 141 pass through.Similarly, described test position is rolled piece 10 and is provided with a test block breach 101, and this test block breach 101 connects the front and back that test position is rolled piece 10, and its width can allow position buckle 141 pass through.See also Fig. 3 again, described operation block breach 111 and test block breach 101 differ an angle with respect to the position angle of interlocking main shaft 15 axis, and this angle is 90 ° in the present embodiment.When little drawer type functional unit moved forward and backward between link position, test position and separation point position, described position buckle 141 can roll piece 11 and test position in operation block breach 111, test block breach 101 and service position and roll in the interval between the piece 10 and pass through.
Described transmission component is arranged on the front panel of housing 9 front portions, and the one end connects the main switch operating assembly, and the other end connects the interlocking main shaft 15 of interlock assembly, rotatablely moving of main switch operating assembly passed to interlocking main shaft 15.Please in conjunction with consulting Fig. 3, described transmission component includes transmission levers axle 2, transmission levers 3, transmission plectrum 4 and driving chuck 12.The middle part of described transmission levers 3 is articulated in the front portion of housing 9 by transmission levers axle 2, and can be around 2 swings of transmission levers axle, and its two ends respectively are provided with one along transmission levers 3 allocating slot 31 longitudinally.Described transmission plectrum 4 places and is fixed on the power transmission shaft 5 of described main switch operating assembly, and its periphery is provided with finger 41, and this finger 41 inserts in the allocating slot 31 of transmission levers 3 one ends.Described driving chuck 12 places and is fixed on the leading portion of interlocking main shaft 15 of described interlock assembly, and its periphery is provided with finger 121, and this finger 121 inserts in the allocating slot 31 of transmission levers 3 other ends.By said structure, the rotation of described power transmission shaft 5 passes to interlocking main shaft 15 by transmission plectrum 4, transmission levers 3 and driving chuck 12.
Described locked component is arranged on the housing 9, and in order to go up the little drawer type functional unit of locking at link position (being the service position), the one end connects the main switch operating assembly, and the driving that is subjected to can be inserted in the described combined floodgate lock hole 142.This locked component includes combined floodgate locking plate 6 and combined floodgate securing rod 13; This combined floodgate locking plate 6 places and is fixed on the described power transmission shaft 5, the lobed lock pressure head 61 of its periphery; This combined floodgate securing rod 13 is erected to be arranged on the housing 9, and its upper end is subjected to locking pressure head 61 compressing vertically, and the lower end can be inserted in the combined floodgate lock hole 142 of described drawer compartments laminate 14.
The course of work of big interlocking propulsive mechanism described in the utility model is summarized as follows:
See also Fig. 4 earlier, little drawer type functional unit is in the separation point position under shown position, test block breach 101 notches that test position is rolled on the piece 10 in the described little interlocking propulsive mechanism interlock assembly are downward at this moment, position buckle 141 on the drawer compartments laminate 14 can by this test block breach 101 and and then break away from little interlocking propulsive mechanism backward, thereby operating personnel can detach little drawer type functional unit the drawer compartments laminate 14 of low-tension switch cabinet easily.After maintenance work finishes, operating personnel can be with test block breach 101 aligned position buckles 141, and inwardly advance little drawer type functional unit to arrive service positions until position buckle 141 to roll piece 11 and test position and roll interval location between the piece 10, this is the test position of little drawer type functional unit.See also Fig. 3 and Fig. 5 again, operating personnel carry out 45 ° of clockwise direction rotations with adding operating grip insertion main switch operating axis 1, this main switch operating axis 1 drives power transmission shaft 5 and 4 rotations of transmission plectrum, and and then stir transmission levers 3, driving chuck 12 and 15 rotations of interlocking main shaft, make the service position roll piece 11 and test position and roll 45 ° of piece 10 clockwise direction rotations simultaneously, at this moment position buckle 141 is sandwiched in both intervals, state as shown in Figure 5, because position buckle 141 is failed relative with arbitrary breach, so its service position by front and back is rolled piece 11 and test position and is rolled piece 10 and stop, thereby little drawer type functional unit is locked on the test position.After little drawer type functional unit entered test position, sensitive switch 8 action was connected electric control loop to move test.Consult Fig. 6 again, continuation turns clockwise 45 ° with main switch operating axis 1, drive interlocking main shaft 15 by transmission component equally, operation block breach 111 notches that make the service position roll piece 11 align with position buckle 141 downwards, promote little drawer type functional unit again and inwardly enter link position, position buckle 141 inserts operation block breach 111, state link position (being the service position) as shown in Figure 6 at this moment.When little drawer type functional unit entered link position, main switch operating axis 1 drove power transmission shaft 5 and 7 rotations of main switch connector, and and then main switch is closed a floodgate.The external force main switch operating axis 1 that continues to turn clockwise then, combined floodgate locking plate 6 is followed rotation and is changed angle, its lock pressure head 61 presses down combined floodgate securing rod 13, make the combined floodgate lock hole 142 of combined floodgate securing rod 13 on bottom insertion drawer compartments laminate 14, thereby lock whole little drawer type functional unit, make it the normal operation of safety.
Claims (5)
1, a kind of little interlocking propulsive mechanism, be installed in the little drawer type functional unit, this little drawer type functional unit inserts on the drawer compartments laminate of low-tension switch cabinet, be installed with the position buckle of projection on this drawer compartments laminate and offer the combined floodgate lock hole, it is characterized in that: described mechanism comprises main switch operating assembly, transmission component, interlock assembly, locked component and housing; Described main switch operating assembly is arranged at the top of housing, connects the also main switch of the little drawer type functional unit of slewing maneuver; Described interlock assembly is arranged at lower part of frame, it includes the interlocking main shaft, the service position rolls piece and test position is rolled piece, this service position rolls piece and test position is rolled leading portion and the back segment that piece was connected in series and was fixed in the interlocking main shaft respectively, it has an interval that can hold described position buckle between the two, this service position is rolled piece and is provided with an operation block breach, this test position is rolled piece and is provided with a test block breach, before and after this operation block breach and test block breach connect and can allow the position buckle pass through, both differ an angle with respect to the position angle of interlocking main-shaft axis its; Described transmission component is arranged at the front portion of housing, and the one end connects the main switch operating assembly, and the other end connects the interlocking main shaft of interlock assembly, so that rotatablely moving of main switch operating assembly passed to the interlocking main shaft; Described locked component is arranged on the housing, and the one end connects the main switch operating assembly, and the driving that is subjected to is inserted in the described combined floodgate lock hole.
2, little interlocking propulsive mechanism according to claim 1, it is characterized in that: described main switch operating assembly includes main switch operating axis and power transmission shaft, this drive shaft mount is located at the top of housing, its rear end is provided with the main switch connector of the main switch that connects little drawer type functional unit, and this main switch operating axis is fixed in the front end of power transmission shaft.
3, little interlocking propulsive mechanism according to claim 2, it is characterized in that: described locked component includes combined floodgate locking plate and combined floodgate securing rod, this combined floodgate locking plate fastens on described power transmission shaft, the lobed lock pressure head of its periphery, this combined floodgate securing rod is erected to be arranged on the housing, its upper end is subjected to locking pressure head compressing vertically, and the lower end can be inserted in the combined floodgate lock hole of described drawer compartments laminate.
4, according to claim 2 or 3 described little interlocking propulsive mechanisms, it is characterized in that: described transmission component includes the transmission levers axle, transmission levers, transmission plectrum and driving chuck, this transmission levers is articulated in the anterior of housing by the transmission levers axle and can swings, its two ends respectively are provided with one along transmission levers allocating slot longitudinally, this transmission plectrum fastens on the power transmission shaft of described main switch operating assembly, its periphery is provided with finger, this driving chuck fastens on the interlocking main shaft of described interlock assembly, its periphery is provided with finger, and the finger of the finger of this transmission plectrum and transmission plectrum inserts the allocating slot at transmission levers two ends respectively.
5, little interlocking propulsive mechanism according to claim 1 is characterized in that: described service position is rolled the test block breach that operation block breach on the piece and described test position roll on the piece and is differed 90 ° with respect to the position angle of interlocking main-shaft axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201549162U CN201289976Y (en) | 2008-11-05 | 2008-11-05 | Small interlock propulsion mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201549162U CN201289976Y (en) | 2008-11-05 | 2008-11-05 | Small interlock propulsion mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201289976Y true CN201289976Y (en) | 2009-08-12 |
Family
ID=40981657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201549162U Expired - Fee Related CN201289976Y (en) | 2008-11-05 | 2008-11-05 | Small interlock propulsion mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201289976Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840818A (en) * | 2010-04-30 | 2010-09-22 | 深圳奥特迅电力设备股份有限公司 | Circuit breaker opening and closing operating mechanism and power distribution cabinet drawer unit |
| CN104124635A (en) * | 2014-07-04 | 2014-10-29 | 福建森达电气股份有限公司 | Low-voltage distribution cabinet drawer operation interlocking mechanism |
| CN104348103A (en) * | 2013-08-09 | 2015-02-11 | 何启安 | Drawer pushing device for draw-out switch cabinet |
| CN104871382A (en) * | 2012-12-19 | 2015-08-26 | Abb技术股份公司 | Medium voltage switchgear with cabinet door interlocking device |
| CN106876190A (en) * | 2015-12-10 | 2017-06-20 | Abb瑞士股份有限公司 | For the rotation auxiliary switch of middle voltage switch cabinet |
| CN107968344A (en) * | 2017-11-28 | 2018-04-27 | 江苏天港箱柜有限公司 | The locking mechanism of small drawer type functional unit in low-tension switch cabinet |
| CN112467590A (en) * | 2019-09-06 | 2021-03-09 | 河南森源电气股份有限公司 | Direct current switch cabinet and mechanical interlocking device of circuit breaker handcart thereof |
-
2008
- 2008-11-05 CN CNU2008201549162U patent/CN201289976Y/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840818B (en) * | 2010-04-30 | 2012-06-13 | 深圳奥特迅电力设备股份有限公司 | Circuit breaker opening and closing operating mechanism and power distribution cabinet drawer unit |
| CN101840818A (en) * | 2010-04-30 | 2010-09-22 | 深圳奥特迅电力设备股份有限公司 | Circuit breaker opening and closing operating mechanism and power distribution cabinet drawer unit |
| CN104871382A (en) * | 2012-12-19 | 2015-08-26 | Abb技术股份公司 | Medium voltage switchgear with cabinet door interlocking device |
| CN104348103B (en) * | 2013-08-09 | 2016-09-14 | 何启安 | A kind of drawer-type switch cabinet drawer type propelling device |
| CN104348103A (en) * | 2013-08-09 | 2015-02-11 | 何启安 | Drawer pushing device for draw-out switch cabinet |
| CN104124635B (en) * | 2014-07-04 | 2016-04-27 | 福建森达电气股份有限公司 | Low-voltage distribution cabinet drawer operation interlocking mechanism |
| CN104124635A (en) * | 2014-07-04 | 2014-10-29 | 福建森达电气股份有限公司 | Low-voltage distribution cabinet drawer operation interlocking mechanism |
| CN106876190A (en) * | 2015-12-10 | 2017-06-20 | Abb瑞士股份有限公司 | For the rotation auxiliary switch of middle voltage switch cabinet |
| CN106876190B (en) * | 2015-12-10 | 2019-04-12 | Abb瑞士股份有限公司 | Rotation auxiliary switch for middle voltage switch cabinet |
| US10361046B2 (en) | 2015-12-10 | 2019-07-23 | Abb Schweiz Ag | Rotary auxiliary switches for medium voltage switchgears |
| CN107968344A (en) * | 2017-11-28 | 2018-04-27 | 江苏天港箱柜有限公司 | The locking mechanism of small drawer type functional unit in low-tension switch cabinet |
| CN107968344B (en) * | 2017-11-28 | 2023-10-03 | 江苏天港箱柜有限公司 | Locking mechanism of small drawer type functional unit in low-voltage switch cabinet |
| CN112467590A (en) * | 2019-09-06 | 2021-03-09 | 河南森源电气股份有限公司 | Direct current switch cabinet and mechanical interlocking device of circuit breaker handcart thereof |
| CN112467590B (en) * | 2019-09-06 | 2022-04-19 | 河南森源电气股份有限公司 | Direct current switch cabinet and mechanical interlocking device of circuit breaker handcart thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090812 Termination date: 20101105 |