CN203242586U - Load switch - Google Patents
Load switch Download PDFInfo
- Publication number
- CN203242586U CN203242586U CN 201320267707 CN201320267707U CN203242586U CN 203242586 U CN203242586 U CN 203242586U CN 201320267707 CN201320267707 CN 201320267707 CN 201320267707 U CN201320267707 U CN 201320267707U CN 203242586 U CN203242586 U CN 203242586U
- Authority
- CN
- China
- Prior art keywords
- iron core
- load switch
- plate
- tripping
- dropout
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
A load switch is provided. With the load switch adopted, the problems of complex structure and inconvenient installation of an existing load switch can be solved. The load switch of the utility model includes a mounting frame, a fixed iron core, a moving iron core, a tripping semi shaft and a buckling plate; the moving iron core is in sliding matching with the fixed iron core; the outer walls of the fixed iron core and the moving iron are wound with a single-turn coil; one end of the buckling plate is snapped to the tripping semi shaft, and the other end of the buckling plate abuts against a rocker arm; the tripping semi shaft is provided with a plurality of gapped grooves which are recessed inwardly; and one end of the buckling plate is arranged at the lower side of one of the gapped grooves. With a single-coil operating mechanism adopted, the load switch is advantageous in fast and reliable action; with the gapped grooves of the tripping semi shaft adopted, the buckling plate can reliably clamp the tripping semi shaft, and the space of a tripping mechanism will not be occupied; and at the same time, a whole mechanism can be simplified, and the processing and installation of the load switch can be convenient, and tripping can be reliable.
Description
Technical field
The utility model relates to a kind of on-load switch.
Background technology
On-load switch is a kind of device for switching between circuit breaker and isolating switch, has simple arc-control device, can cut off rated load electric current and certain overload current, but can not cutting-off of short-circuit electric current.The operation principle of high voltage load switch is similar to circuit breaker, and simple arc-control device generally is housed, and its course of work is: during separating brake, under the effect of operating mechanism, the main shaft rotation moves up piston by slider-crank mechanism, with gas compression on the one hand; The drive system that forms by two cover quadric chains is on the other hand opened first the main switch cutter, then promotes the arc extinguishing plug-in strip arcing contact is opened, and the compressed air in the cylinder is blown out electric arc by spout.During combined floodgate, by main shaft and drive system, main switch cutter and arc extinguishing plug-in strip are rotated simultaneously, arcing contact is closed first; Main shaft is rotated further, and makes main contact closed subsequently.In making process, tripping spring is energy storage simultaneously.Existing on-load switch exists parts more, complex structure, and production cost is high, and inconvenience is installed, and uses the shortcomings such as unreliable.
Summary of the invention
For solving existing on-load switch complex structure in the background technology, inconvenient problem is installed, the utility model provides a kind of on-load switch.
The technical solution of the utility model is: a kind of on-load switch, comprise operating mechanism, tripping mechanism and transmission mechanism, described tripping mechanism links by transmission mechanism and operating mechanism, described operating mechanism comprises installing rack, static iron core and moving iron core, described moving iron core cooperates with the static iron core slippage, described static iron core, be wound with single-turn circular coil on the outer wall of moving iron core, be arranged with push rod in the described static iron core, one end of described push rod and moving iron core Joint, the other end of described push rod stretches out static iron core and transmission mechanism is connected, described transmission mechanism comprises by rocking arm and rocker plate, be configured for the storage tank of accommodating energy-stored spring between described rocking arm and the rocker plate, described rocking arm is connected by pointer connecting plate and needle pivot, described rocker plate is provided with a deciliter connecting lever, described tripping mechanism comprises the dropout semiaxis, be used for installing the buckle installation shaft of buckle, the first limit shaft, the second limit shaft and dropout plate, described dropout plate is installed on the dropout semiaxis, described buckle one end blocks mutually with the dropout semiaxis, the other end and the rocking arm of buckle offset, described dropout semiaxis caves inward and forms a plurality of gap slots, the downside of an end gap slot located therein of described buckle.
As a kind of improvement of the present utility model, described rocker plate be provided with " S shape chute, described deciliter connecting lever is provided with a deciliter connecting lever roller, described deciliter connecting lever roller is located in the serpentine chute.
As further improvement of the utility model, described push rod end is provided with U-shaped plate, top stem casing and crown bar pin, and described push rod, U-shaped plate, top stem casing are by the crown bar pin Joint.
As further improvement of the utility model, be provided with latch in the described U-shaped plate, described U-shaped plate is connected by latch and rocking arm.
As further improvement of the utility model, described installing rack is provided with postive stop baffle and Limit screw, and described postive stop baffle is connected with installing rack by Limit screw.
As further improvement of the utility model, dropout plate and locating part are installed in the described gap slot.
As further improvement of the utility model, described dropout plate is " V " font, and described locating part is " 7 " font.
The beneficial effects of the utility model are, adopt the unicoil operating mechanism so that product is swift in motion, reliably, the structure of transmission mechanism has effectively reduced the volume of product, and simplified mechanism, so that product processing, easy for installation, the design of gap slot on the dropout semiaxis is so that buckle can block the dropout semiaxis reliably, do not take the space of tripping mechanism, the utility model is relatively simple for structure, easy for installation simultaneously, threads off reliable, and tripping mechanism and operating mechanism interlock are reliable.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment.
Accompanying drawing 2 is the structural representation of operating mechanism 1 in the accompanying drawing 1.
Accompanying drawing 4 is the structural representation of tripping mechanism 2 in the accompanying drawing 1.
Accompanying drawing 5 is the structural representation in the installing rack 2 in the accompanying drawing 4.
Among the figure, 1, operating mechanism; 11, installing rack; 12, static iron core; 13, moving iron core; 14, coil; 15, push rod; 151, U-shaped plate; 152, top stem casing; 153, crown bar pin; 154, latch; 16, postive stop baffle; 17, Limit screw; 2, tripping mechanism; 21, buckle; 22, dropout semiaxis; 221, gap slot; 23, buckle installation shaft; 24, the first limit shaft; 25, the second limit shaft; 26, dropout plate; 27, locating part; 3, transmission mechanism; 31, rocking arm; 32, rocker plate; 321, serpentine chute; 33, storage tank; 34, pointer connecting plate; 35, needle pivot; 36, deciliter connecting lever; 361, deciliter connecting lever roller.
Embodiment
Below in conjunction with accompanying drawing the utility model embodiment is described further:
By Fig. 1 in conjunction with Fig. 2,3,4, shown in 5, a kind of on-load switch, comprise operating mechanism 1, tripping mechanism 2 and transmission mechanism 3, described tripping mechanism 2 links by transmission mechanism 3 and operating mechanism 1, described operating mechanism 1 comprises installing rack 11, static iron core 12 and moving iron core 13, described moving iron core 13 cooperates with static iron core 12 slippages, described static iron core 12, be wound with single-turn circular coil 14 on the outer wall of moving iron core 13, be arranged with push rod 15 in the described static iron core 12, one end of described push rod 15 and moving iron core 13 Joints, the other end of described push rod 15 stretches out static iron core 12 and is connected with transmission mechanism 3, described transmission mechanism 3 comprises by rocking arm 31 and rocker plate 32, be configured for the storage tank 33 of accommodating energy-stored spring between described rocking arm 31 and the rocker plate 32, described rocking arm 31 is connected by pointer connecting plate 34 and needle pivot 35, needle pivot 35 is used for arranging pointer, the present residing state of indication product. described rocker plate 32 is provided with deciliter connecting lever 36, deciliter connecting lever 36 is used for a minute deenergizing, described tripping mechanism 2 comprises dropout semiaxis 22, be used for installing the buckle installation shaft 23 of buckle 21, the first limit shaft 24, the second limit shaft 25 and dropout plate 26, described dropout plate 26 is installed on the dropout semiaxis 22, described buckle 21 1 ends block mutually with dropout semiaxis 22, the other end of buckle 21 and rocking arm 31 offset, described dropout semiaxis 22 caves inward and forms a plurality of gap slots 221, the downside (referring to accompanying drawing 5) of one an end gap slot 221 located therein of described buckle 21, when dropout semiaxis 22 rotates, buckle 21 blocks mutually end with dropout semiaxis 22 and can rotate to gap slot 221, this moment, buckle 21 can not offset with rocking arm 31, under the effect of energy-stored spring, move, realize predetermined function.The beneficial effects of the utility model are, adopt the unicoil operating mechanism so that product is swift in motion, reliably, the structure of transmission mechanism has effectively reduced the volume of product, and simplified mechanism, so that product processing, easy for installation, the design of gap slot on the dropout semiaxis is so that buckle can block the dropout semiaxis reliably, do not take the space of tripping mechanism, the utility model is relatively simple for structure, easy for installation simultaneously, threads off reliable, and tripping mechanism and operating mechanism interlock are reliable.
Described rocker plate 32 is provided with serpentine chute 321, and described deciliter connecting lever 36 is provided with a deciliter connecting lever roller 361, and described deciliter connecting lever roller 361 is located in the serpentine chute 321.Such structure can effectively be utilized the inner space of product, can drive effectively, reliably a deciliter connecting lever motion again.
Described push rod 15 ends are provided with U-shaped plate 151, top stem casing 152 and crown bar pin 153, and described push rod 15, U-shaped plate 151, top stem casing 152 are by crown bar pin 153 Joints.Specifically, be provided with latch 154 in the described U-shaped plate 151, described U-shaped plate 151 is connected by latch 154 and rocking arm 31.Such structure also avoids push rod to act directly on the transmission mechanism so that push rod or transmission mechanism parts damages simultaneously so that the push rod energy is reliable and the transmission mechanism interlock.
Described installing rack 11 is provided with postive stop baffle 16 and Limit screw 17, and described postive stop baffle 16 is connected with installing rack 11 by Limit screw 17.Such structure can play good position-limiting action to the motion of moving iron core, the control push rod stretch out indentation length.
Every technical staff's notice: although the utility model describes according to above-mentioned embodiment; but invention thought of the present utility model is not limited in this utility model; the repacking of any utilization inventive concept all will be included in this patent scope of patent protection.
Claims (7)
1. on-load switch, comprise operating mechanism (1), tripping mechanism (2) and transmission mechanism (3), described tripping mechanism (2) links by transmission mechanism (3) and operating mechanism (1), it is characterized in that: described operating mechanism (1) comprises installing rack (11), static iron core (12) and moving iron core (13), described moving iron core (13) cooperates with static iron core (12) slippage, described static iron core (12), be wound with single-turn circular coil (14) on the outer wall of moving iron core (13), be arranged with push rod (15) in the described static iron core (12), one end of described push rod (15) and moving iron core (13) Joint, the other end of described push rod (15) stretches out static iron core (12) and is connected with transmission mechanism (3), described transmission mechanism (3) comprises by rocking arm (31) and rocker plate (32), be configured for the storage tank (33) of accommodating energy-stored spring between described rocking arm (31) and the rocker plate (32), described rocking arm (31) is connected by pointer connecting plate (34) and needle pivot (35), described rocker plate (32) is provided with a deciliter connecting lever (36), described tripping mechanism (2) comprises dropout semiaxis (22), be used for installing the buckle installation shaft (23) of buckle (21), the first limit shaft (24), the second limit shaft (25) and dropout plate (26), described dropout plate (26) is installed on the dropout semiaxis (22), described buckle (21) one ends block mutually with dropout semiaxis (22), the other end of buckle (21) and rocking arm (31) offset, described dropout semiaxis (22) caves inward and forms a plurality of gap slots (221), the downside of an end of described buckle (a 21) gap slot located therein (221).
2. a kind of on-load switch according to claim 1, it is characterized in that described rocker plate (32) is provided with serpentine chute (321), described deciliter connecting lever (36) is provided with a deciliter connecting lever roller (361), and described deciliter connecting lever roller (361) is located in the serpentine chute (321).
3. a kind of on-load switch according to claim 1, it is characterized in that described push rod (15) end is provided with U-shaped plate (151), top stem casing (152) and crown bar pin (153), described push rod (15), U-shaped plate (151), top stem casing (152) are by crown bar pin (153) Joint.
4. a kind of on-load switch according to claim 3 is characterized in that being provided with in the described U-shaped plate (151) latch (154), and described U-shaped plate (151) is connected by latch (154) and rocking arm (31).
5. a kind of on-load switch according to claim 1 is characterized in that described installing rack (11) is provided with postive stop baffle (16) and Limit screw (17), and described postive stop baffle (16) is connected with installing rack (11) by Limit screw (17).
6. a kind of on-load switch according to claim 1 is characterized in that being equipped with in the described gap slot (221) dropout plate (26) and locating part (27).
7. a kind of on-load switch according to claim 1 is characterized in that described dropout plate (26) is " V " font, and described locating part (27) is " 7 " font.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320267707 CN203242586U (en) | 2013-05-16 | 2013-05-16 | Load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320267707 CN203242586U (en) | 2013-05-16 | 2013-05-16 | Load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203242586U true CN203242586U (en) | 2013-10-16 |
Family
ID=49319853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320267707 Expired - Fee Related CN203242586U (en) | 2013-05-16 | 2013-05-16 | Load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203242586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390306A (en) * | 2014-08-20 | 2016-03-09 | Ge医疗系统环球技术有限公司 | Drive part for hand-operated motor switch of anaesthesia machine, and hand-operated motor switch |
-
2013
- 2013-05-16 CN CN 201320267707 patent/CN203242586U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390306A (en) * | 2014-08-20 | 2016-03-09 | Ge医疗系统环球技术有限公司 | Drive part for hand-operated motor switch of anaesthesia machine, and hand-operated motor switch |
| CN105390306B (en) * | 2014-08-20 | 2019-11-08 | Ge医疗系统环球技术有限公司 | A kind of actuator and driven by hand switch of the driven by hand switch for Anesthesia machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204516677U (en) | A kind of single-pole vacuum circuit breaker | |
| CN104715964A (en) | Monopole vacuum circuit breaker | |
| CN203242586U (en) | Load switch | |
| CN102709125B (en) | Operating mechanism of small circuit breaker | |
| CN103199614B (en) | Two-way alternating current inlet wire and connection power distribution control method | |
| CN103337386B (en) | Large output angle spring operating mechanism | |
| CN202616152U (en) | Operating mechanism of small circuit breaker | |
| CN202616153U (en) | Small circuit breaker | |
| CN202749316U (en) | Over-current tripping breaker for control and protective switching device | |
| CN212570898U (en) | Interlocking mechanism for circuit breaker | |
| CN204885053U (en) | Circuit breaker operating device's control mechanism | |
| CN103337385A (en) | Electric spring-operated mechanism | |
| CN204497163U (en) | A kind of circuit breaker failure tripping indicating device | |
| CN203242551U (en) | Load switch | |
| CN203367179U (en) | A brake opening and closing operating mechanism used for a breaker | |
| CN203536284U (en) | AC vacuum contactor | |
| CN208923005U (en) | A kind of handle mechanism of miniature circuit breaker | |
| CN207558723U (en) | Small type circuit breaker operating mechanism | |
| CN202633146U (en) | Fixed high-voltage switch cabinet interlocking mechanism | |
| CN102646543B (en) | Interlocking device used for high-voltage switch equipment | |
| CN203562346U (en) | Interlocking device used for frame-type circuit breaker | |
| CN203243111U (en) | Control loop for two-path alternating-current wire incoming and communication power distribution | |
| CN202996743U (en) | Circuit breaker | |
| CN203242556U (en) | Vacuum circuit breaker | |
| CN202502964U (en) | Over-/under-voltage tripping device of miniature circuit breaker |
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: 20131016 Termination date: 20170516 |