CN201549789U - Visual breakpoint low-voltage switch operation box - Google Patents
Visual breakpoint low-voltage switch operation box Download PDFInfo
- Publication number
- CN201549789U CN201549789U CN2009201694264U CN200920169426U CN201549789U CN 201549789 U CN201549789 U CN 201549789U CN 2009201694264 U CN2009201694264 U CN 2009201694264U CN 200920169426 U CN200920169426 U CN 200920169426U CN 201549789 U CN201549789 U CN 201549789U
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- China
- Prior art keywords
- door
- switch
- low tension
- casing
- tension switch
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- Expired - Fee Related
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Abstract
The utility model relates to a visual breakpoint low-voltage switch operation box, which comprises a box body, a box body door plate, mounting vertical columns, mounting cross bars, a switch mounting bottom plate, a low-voltage switch, a box body lateral surface operation mechanism and a safety door interlocking device. The breakpoint state of the switch can be directly observed from the operation box, and the opening-closing state of the switch is more obvious. By adopting the lateral surface of the box body for operating, the visual breakpoint low-voltage switch operation box is safe and convenient in operation, more suitable for particular requirements of installation and operation. Moreover, the operation box can be operated only when a box door is closed and locked, the door can be unlocked and opened only when the switch is in the opening state, and the operation box has the protecting function of ensuring safety of a power source and realizes a real safety isolating function.
Description
Technical field
The utility model relates to a kind of visual breakpoint low tension switch control box, relates to low-tension motor starting and stops to control and the low tension switch operation of device power supply (DPS).
Background technology
Along with the continuous development of technology, country further strengthens the requirement of power safety, and what adopt usually in existing power-supply isolation switch case is common isolating switch.There is not interlock between switch and the cabinet door, open or chamber door is closed and can disconnecting switch operation under the locking state at cabinet door, be under the "on" position at isolating switch and can open cabinet door, to making the isolating switch case not have due buffer action, thus the potential safety hazard of existing.
Summary of the invention
The purpose of this utility model is to provide a kind of visual breakpoint low tension switch control box, this control box adopts the various low tension switches of visual breakpoint, see through observation window and can see low tension switch breakpoint state, adopt the operation of casing side and the emergency exit interlock is housed in operating aspect simultaneously, to adapt to different direction of operating and the real effect that realizes that safety is isolated.
The purpose of this utility model is achieved in that this visual breakpoint low tension switch control box comprises casing, casing door-plate, installation column, installation horizontal stripe, switch installation base plate, low tension switch and casing side operating mechanism (comprising power transmission shaft, shaft coupling, operating grip).
The utility model adopts the low tension switch of visual breakpoint, and door-plate is established glass vision panel, sees through the breakpoint state that form can be observed low tension switch.
The utility model is installed column and is welded on the interior both sides of casing, horizontal stripe is installed to be installed on the installation column, switch is installed base plate and is installed on the installation horizontal stripe, low tension switch is installed in switch and installs on the base plate, have the coupling band transmission by transmission square bar axle and external form between described switch and the casing side operating grip, operating grip makes switch realize the divide-shut brake of described switch.
The chain operating grip side that is installed in casing of the utility model emergency exit, welding one hold-down support on the casing, have the square hole on the bearing, one chain a is installed on bearing, chain a can linear slide in this square hole, chain a one side has a hole, the type shape in hole matches with the shaft coupling external form, be enclosed within on the described coupling band, when the operation low tension switch, the rotation of handle is rotated described shaft coupling, thereby makes chain relative casing front and back rectilinear motion, when described switch is in "on" position, chain a is in the most preceding point of its motion, the rotation of the opening direction of door lock can be blocked in this position, reaches the effect that can not open chamber door thereby door lock can't be opened, when described switch is in open position, chain a is in the rearmost point of its motion, this position can not retrain the unlatching of door lock, thus door lock can open, chamber door can be opened; Simultaneously, chain b also is installed on hold-down support, chain b can be the center rotation with the pin joint, and extension spring is installed on chain b and the case bar, and extension spring can make chain b rotate to after door lock is opened and block chain a motion, described switch can't be operated, when door lock was closed, Door-lock bolt discharged chain a after chain b rotated, make it can recover to seesaw, can operate described switch.
The utility model is owing to there is an emergency exit interlock, therefore only is at door and closes and door lock during at locking state, just can carry out the operation (separating brake or combined floodgate) of low tension switch; When low tension switch is in "on" position, can't open the door-lock opening chamber door, have only behind the low tension switch separating brake, could open the door-lock opening chamber door.
The utility model can be by to doorframe inboard flanging and form groove outward, use the sealing joint strip bonding around the casing door-plate, the inboard outwards hemmed edges of door-plate closing back door frame is pressed on the sealing joint strip, can further improve sealing property, seal quite reliable.
The low tension switch of the visual breakpoint that the utility model adopted and door-plate are provided with glass vision panel, and the safety interlocking that cooperates interlock with door lock and low tension switch has been installed, and have the following advantages:
1, the utility model can observe directly the breakpoint state of described switch by the form on the door-plate, and deciliter state of switch seems more transparent;
2, the utility model can adopt the operation of casing side, and easy-to-operate more can adapt to some specific installations and operation requirement;
3, the utility model is provided with safety interlocking, only chamber door close and door lock locking after could operate low tension switch, switch just can unblank to make door to open under gate-dividing state, can guarantee the safeguard protection effect of power supply, makes the utility model play real safe buffer action;
Below in conjunction with the drawings and the specific embodiments the utility model is further described, but structure of the present utility model is not limited to shown in the accompanying drawing.
Description of drawings
Fig. 1 is a stereogram of the present utility model;
Fig. 2 is an internal structure schematic diagram of the present utility model;
Fig. 3 is the inner right view of the utility model;
Fig. 4 is the partial enlarged drawing of A portion among the utility model Fig. 3;
Fig. 5 is the inner vertical view of the utility model;
Fig. 6 is the partial enlarged drawing of B portion among the utility model Fig. 5;
Fig. 7 is the side view of the utility model casing door-plate along the C-C face;
Fig. 8 is the utility model cabinet door plate structure schematic diagram;
Fig. 9 is the schematic diagram of the utility model switching manipulation handle.
Embodiment
Among Fig. 1～Fig. 8, the utility model comprises: 1-casing, 2-casing door-plate, 3-door lock, 4-install column, 5-installs horizontal stripe, 6-switch installation base plate, 7-low tension switch, 8-power transmission shaft, 9-shaft coupling, 10-operating grip, chain erection support of 11-, 12-spring fastening, chain b of 13-chain a, 14-, 15-extension spring, 16-observation window, 17-hinge, 18-sealing joint strip, 19-roof box, 20-cable turnover line base plate, 21-box bottom etc.
The utility model adopts installation column 4 to be welded on both sides in the casing 1, horizontal stripe 5 is installed is installed on the installation column 4, and switch is installed base plate 6 and is installed on the installation horizontal stripe 5, and low tension switch 7 is installed in switch and installs on the base plate 6; Operating grip 10 is by square power transmission shaft 8, shaft coupling 9 and low tension switch 7 mechanical attachment, rotates by the outer operating grip of case to make switch deciliter; Chain erection support 11, spring fastening 12 are welded on respectively on the casing 1, and chain a inserts in the square hole that is installed in chain erection support 11 and be sleeved on the shaft coupling 9, and shaft coupling 9 back and forth rotates chain a seesawed; Chain b is hinged on the chain erection support 11, be connected with spring fastening 12 by extension spring 15, door lock 3 is installed on the casing door-plate 2, when door lock 3 in the locking process, the rotation of dead bolt can make chain b overcome the rotation of extension spring 15 pulling force, when door lock 3 in the process of opening, the rotation of dead bolt discharges the pulling force of extension spring 15, makes to block chain a after the chain b rotation and retrain it and seesaw; Casing door-plate 2 is connected with casing by hinge 17, and observation window 16 is arranged on casing door-plate 2, and sealing joint strip 18 is bonded in around chamber door plate 2 inboards.
The utility model casing door-plate 2 is when open position, low tension switch 7 is in off-state, chain b is because the pulling force of spring blocks chain a, thereby shaft coupling 9 can't be rotated, low tension switch 7 can't close a floodgate, after casing door-plate 2 cuts out only when door lock 3 rotates to locked position, because after door lock 3 dead bolts make chain b overcome the pulling force rotation of extension spring 15 and removed constraint to chain a, removed distich axial organ 9 constraint simultaneously, low tension switch 7 can free divide-shut brake; Low tension switch 7 is when "on" position, shaft coupling 9 in making process, promote chain a by after move forward to the most preceding point, chain a blocked the rotation (this moment casing door-plate 2 close and door lock 3 is in locking state) of the opening direction of door lock 3 dead bolts, door lock 3 can't be opened, thereby can't open casing door-plate 2, low tension switch 7 is when gate-dividing state, shaft coupling 9 promotes chain a and moves to rearmost end after by forward direction in the separating brake process, door lock 3 dead bolts have been left in this position, dead bolt can rotate to the enable possition to opening direction, and casing door-plate 2 can be opened at this moment.The utility model must satisfy under the condition that door-plate cuts out and door lock is locked thus, could carry out casing to low tension switch operates outward, want to unblank to open chamber door simultaneously, must satisfy low tension switch and be under the off-state, thereby make the utility model realize the effect of low pressure veritably.
Among Fig. 9, the low tension switch 7 that the utility model adopts be the low tension switch of visual breakpoint, and switch knob indicates the divide-shut brake indication, and casing door-plate 2 is provided with observation window, see through observation window can see the interior switch contact of case deciliter and other situation.
The interior lateral outer end flanging of the utility model casing 1 doorframe also forms groove, adhesive tape 18 is bonded and sealed around the casing door-plate 2, after door-plate was fastened, ponding is flowed away from the doorframe both sides groove and sealing joint strip can play good sealing function, improved sealing effectiveness greatly.
Claims (4)
1. visual breakpoint low tension switch control box, comprise casing (1), casing door-plate (2), column (4) is installed, horizontal stripe (5) is installed, switch is installed base plate (6), low tension switch (7), operating grip (10), it is characterized in that being provided with the emergency exit interlock, described emergency exit interlock comprises power transmission shaft (8), shaft coupling (9), door lock (3), operating grip (10) is in casing (1) side, by shaft coupling (9) and power transmission shaft (8) and low tension switch (7) mechanical attachment, chain a (13) inserts in the hole of erection support (11) and is enclosed within on the shaft coupling (9), chain b (14) is hinged on the erection support (11), be connected with spring fastening (12) by extension spring (15), spring fastening (12) is fixed on the casing (1), and door lock (3) is installed on the casing door-plate (2).
2. visual breakpoint low tension switch control box as claimed in claim 1 is characterized in that: observation window (16) is arranged on the described casing door-plate (2).
3. visual breakpoint low tension switch control box as claimed in claim 1 or 2 is characterized in that: around described casing door-plate (2) is inboard sealing joint strip (18) is arranged.
4. visual breakpoint low tension switch control box as claimed in claim 1 or 2 is characterized in that: described operating grip (10) indicates the divide-shut brake indication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201694264U CN201549789U (en) | 2009-09-30 | 2009-09-30 | Visual breakpoint low-voltage switch operation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201694264U CN201549789U (en) | 2009-09-30 | 2009-09-30 | Visual breakpoint low-voltage switch operation box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201549789U true CN201549789U (en) | 2010-08-11 |
Family
ID=42604968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201694264U Expired - Fee Related CN201549789U (en) | 2009-09-30 | 2009-09-30 | Visual breakpoint low-voltage switch operation box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201549789U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337391A (en) * | 2013-07-15 | 2013-10-02 | 青岛天迅电气有限公司 | Quick door opening and closing locking mechanism of explosion-proof switch box |
| CN103362382A (en) * | 2012-03-30 | 2013-10-23 | 西门子公司 | Locking device with door interrogator |
| CN103903883A (en) * | 2013-08-23 | 2014-07-02 | 华荣科技股份有限公司 | Door opening interlocking mechanism |
| CN105578814A (en) * | 2015-12-30 | 2016-05-11 | 镇江船舶电器有限责任公司 | Interlocking mechanism of electric control box |
-
2009
- 2009-09-30 CN CN2009201694264U patent/CN201549789U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362382A (en) * | 2012-03-30 | 2013-10-23 | 西门子公司 | Locking device with door interrogator |
| CN103362382B (en) * | 2012-03-30 | 2017-04-26 | 西门子公司 | Locking device with door interrogator |
| CN103337391A (en) * | 2013-07-15 | 2013-10-02 | 青岛天迅电气有限公司 | Quick door opening and closing locking mechanism of explosion-proof switch box |
| CN103903883A (en) * | 2013-08-23 | 2014-07-02 | 华荣科技股份有限公司 | Door opening interlocking mechanism |
| CN103903883B (en) * | 2013-08-23 | 2016-10-05 | 华荣科技股份有限公司 | Enabling interlocking mechanism |
| CN105578814A (en) * | 2015-12-30 | 2016-05-11 | 镇江船舶电器有限责任公司 | Interlocking mechanism of electric control box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HANGXING UNIVERSAL ELECTRICAL APPLIANCES CO., LTD. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110907 Address after: 650118, No. 18 light road, Kunming hi tech Development Zone, Yunnan, China Co-patentee after: Shanghai Sailstar General Electric Co., Ltd. Patentee after: Kunming Huaao Hangxing Electric Co., Ltd. Address before: 650118, No. 18 light road, Kunming hi tech Development Zone, Yunnan, China Patentee before: Kunming Huaao Hangxing Electric Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20140930 |
|
| EXPY | Termination of patent right or utility model |