CN216213222U - Intelligent measuring switch - Google Patents
Intelligent measuring switch Download PDFInfo
- Publication number
- CN216213222U CN216213222U CN202122860235.6U CN202122860235U CN216213222U CN 216213222 U CN216213222 U CN 216213222U CN 202122860235 U CN202122860235 U CN 202122860235U CN 216213222 U CN216213222 U CN 216213222U
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- mandril
- crank arm
- iron core
- framework
- mounting
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Abstract
The utility model relates to an intelligent measuring switch which comprises a base, a middle cover, an upper cover, an operating mechanism, a contact system, a measuring module and a tripping mechanism, wherein the tripping mechanism comprises a mounting plate, a framework, a coil, a static iron core, a movable iron core, a spring, a crank arm, a torsion spring arranged between the crank arm and the framework, a mandril movably arranged on the framework and an energy storage spring arranged between the mandril and the framework, one end of the crank arm is provided with a locking sheet, the mandril is provided with a locking hook matched with the locking sheet, the locking sheet is clamped in the locking hook to form the limit matching of the crank arm and the mandril, the other end of the mandril props against a lever of the operating mechanism and forms the linkage matching of the mandril and the lever, and the mandril is provided with a convex block which props against a traction rod. The utility model has the advantages of simple structure, stable and reliable performance, small volume and convenient assembly.
Description
Technical Field
The utility model relates to the technical field of circuit breakers, in particular to an intelligent measuring switch.
Background
At present, the electronic molded case circuit breaker is used for infrequent conversion and motor protection in a circuit with 50Hz alternating current, 690V rated working voltage and 1250A rated current. The circuit breaker has the functions of overload long delay inverse time limit, short circuit short delay fixed time limit, short circuit instant and under-voltage protection, can protect circuits and power supply equipment from being damaged, and is popularized with an intelligent power grid, so an intelligent measuring switch begins to appear on the market, but the structural design of a tripping mechanism of the existing intelligent measuring switch is unreasonable, the tripping mechanism of the existing measuring switch is longitudinally installed and works, and a metering and overload double current transformer is required to be installed behind the tripping mechanism; the layout of internal parts is too compact and crowded, which is not beneficial to large-scale production, the electrical performance is limited, and the overall structure layout is unreasonable. The intelligent measuring switch has the defects of complex structure, unreliable performance and large volume.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides an intelligent measuring switch which is simple in structure, stable and reliable in performance, small in size and convenient and fast to assemble.
In order to achieve the purpose, the utility model adopts an intelligent measuring switch, which comprises a base, a middle cover, an upper cover, an operating mechanism, a contact system, a measuring module and a tripping mechanism, wherein the tripping mechanism comprises a mounting plate arranged on the base, a mechanism frame arranged on the mounting plate, a coil frame arranged on the mechanism frame, a coil arranged on the coil frame, a static iron core arranged in the coil frame, a movable iron core movably arranged in the coil frame and matched with the static iron core, a spring arranged between the movable iron core and the coil frame, a crank arm rotatably arranged on the mechanism frame and matched with the movable iron core in a linkage manner, a torsion spring arranged between the crank arm and the mechanism frame, a mandril movably arranged on the mechanism frame, and an energy storage spring arranged between the mandril and the mechanism frame, wherein one end of the crank arm is provided with a locking sheet, the mandril is provided with a locking hook matched with the locking sheet, the locking piece is clamped in the locking hook and forms the limit fit of the crank arm and the ejector rod, the other end of the ejector rod props against a lever of the operating mechanism and forms the linkage fit of the ejector rod and the lever, and a lug which props against the traction rod is arranged on the ejector rod.
The beneficial effect of above-mentioned structure is: this tripping device adopts energy storage formula structural design, can guarantee that this tripping device possesses great tripping force, thereby can guarantee this tripping device's action sensitivity, when closing a floodgate, operating device's lever can promote the ejector pin action, the ejector pin can compress energy storage spring, thereby can realize the energy storage of shelves pole, when the circuit is unusual, the coil circular telegram just drives and moves the iron core action, it drives the turning arm action to move the iron core, turning arm and ejector pin unblock, the ejector pin promotes the traction lever action, thereby realize this intelligence and measure switch's dropout separating brake, can play the effect of protection circuit. The tripping mechanism is reasonable in layout and small in occupied space, so that the intelligent measuring switch has the advantages of being simple in structure, stable and reliable in performance, small in size and convenient and fast to assemble.
Particularly, the two sides of the mechanical framework are respectively provided with a clamping plate part, the mounting plate is provided with a clamping groove matched with the clamping plate parts, and the clamping plate parts are clamped in the clamping grooves and form clamping matching of the mounting plate and the mechanical framework. The mechanical frame and the mounting plate are connected in a clamping matching mode, so that the mechanical frame and the mounting plate are convenient to assemble, and the assembly efficiency of the intelligent measuring switch is improved.
Particularly, the draw bar is provided with a touch panel matched with the lug, and the touch panel is attached to the lug. The draw bar is provided with a touch plate matched with the convex block, thereby ensuring more reliable transmission between the convex block and the draw bar.
Particularly, the base on correspond the mounting panel on be provided with the mounting groove of looks adaptation, the mounting panel block in the mounting groove, and constitute the joint cooperation of mounting panel and base. The mounting panel adopts the joint cooperation mode with the base to be connected to the assembly of mounting panel and base of being convenient for is favorable to improving this intelligence measurement switch's assembly efficiency.
Particularly, the mounting plate is provided with a mounting hole, and a screw connected with the base is arranged in the mounting hole. The mounting plate is fixed on the base through screws, so that the tripping mechanism can be connected with the base more firmly.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention.
Fig. 2 is an internal structural view of the embodiment of the present invention.
Fig. 3 is a perspective view of a trip mechanism according to an embodiment of the present invention.
Fig. 4 is a cross-sectional view of a trip mechanism according to an embodiment of the present invention.
FIG. 5 is a perspective view of a carrier rod according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1 to 5, an embodiment of the utility model is an intelligent measurement switch, which includes a base 10, a middle cover 11, an upper cover 110, an operating mechanism 12, a contact system 13, a measurement module 14, and a trip mechanism 20, where the trip mechanism 20 includes an installation plate 21 disposed on the base 10, a frame 22 disposed on the installation plate 21, a bobbin 23 disposed on the frame 22, a coil 24 disposed on the bobbin 23, a stationary core 25 disposed in the bobbin 23, a movable core 26 movably disposed in the bobbin 23 and engaged with the stationary core 25, a spring 27 disposed between the movable core 26 and the bobbin 23, a crank arm 28 rotatably disposed on the frame 22 and engaged with the movable core 26, a torsion spring 280 disposed between the crank arm 28 and the frame 22, a push rod 29 movably disposed on the frame 23, and an energy storage spring 30 disposed between the push rod 29 and the frame 22, one end of the crank arm 28 is provided with a locking piece 281, the ejector rod 29 is provided with a locking hook 291 matched with the locking piece 281, the locking piece 281 is clamped in the locking hook 291 to form the limit fit of the crank arm 28 and the ejector rod 29, the other end of the ejector rod 29 props against the lever 121 of the operating mechanism 12 to form the linkage fit of the ejector rod 29 and the lever 121, and the ejector rod 29 is provided with a lug 292 propping against the traction rod 15. The traction rod 15 is provided with a touch plate 151 matched with the convex block 292, and the touch plate 151 is attached to the convex block 292. The draw bar is provided with a touch plate matched with the convex block, thereby ensuring more reliable transmission between the convex block and the draw bar.
As shown in fig. 1 and 2, two sides of the mechanism frame 22 are respectively provided with a clamping plate portion 221, the mounting plate 21 is provided with a clamping groove 211 matched with the clamping plate portion 221, and the clamping plate portion 221 is clamped in the clamping groove 211 to form a clamping fit between the mounting plate 21 and the mechanism frame 22. The mechanical frame and the mounting plate are connected in a clamping matching mode, so that the mechanical frame and the mounting plate are convenient to assemble, and the assembly efficiency of the intelligent measuring switch is improved. The base 10 on correspond the mounting panel 21 on be provided with the mounting groove 101 of looks adaptation, mounting panel 21 block in mounting groove 101, and constitute the joint cooperation of mounting panel 21 and base 10. The mounting panel adopts the joint cooperation mode with the base to be connected to the assembly of mounting panel and base of being convenient for is favorable to improving this intelligence measurement switch's assembly efficiency. The mounting plate 21 is provided with a mounting hole 212, and a screw connected with the base 10 is arranged in the mounting hole 212. The mounting plate is fixed on the base through screws, so that the tripping mechanism can be connected with the base more firmly.
This tripping device adopts energy storage formula structural design, can guarantee that this tripping device possesses great tripping force, thereby can guarantee this tripping device's action sensitivity, when closing a floodgate, operating device's lever can promote the ejector pin action, the ejector pin can compress energy storage spring, thereby can realize the energy storage of shelves pole, when the circuit is unusual, the coil circular telegram just drives and moves the iron core action, it drives the turning arm action to move the iron core, turning arm and ejector pin unblock, the ejector pin promotes the traction lever action, thereby realize this intelligence and measure switch's dropout separating brake, can play the effect of protection circuit. The tripping mechanism is reasonable in layout and small in occupied space, so that the intelligent measuring switch has the advantages of being simple in structure, stable and reliable in performance, small in size and convenient and fast to assemble.
Claims (5)
1. The utility model provides an intelligence measurement switch, includes base, well lid, upper cover, operating device, contact system, measures module, tripping device, its characterized in that: the tripping mechanism comprises a mounting plate arranged on a base, a machine frame arranged on the mounting plate, a coil framework arranged on the machine frame, a coil arranged on the coil framework, a static iron core arranged in the coil framework, a movable iron core movably arranged in the coil framework and matched with the static iron core, a spring arranged between the movable iron core and the coil framework, a crank arm rotatably arranged on the machine frame and matched with the movable iron core in a linkage manner, a torsion spring arranged between the crank arm and the machine frame, a mandril movably arranged on the machine frame, and an energy storage spring arranged between the mandril and the machine frame, wherein one end of the crank arm is provided with a locking sheet, the mandril is provided with a locking hook matched with the locking sheet, the locking sheet is clamped in the locking hook and forms the limiting matching of the crank arm and the mandril, the other end of the mandril is butted on a lever of an operating mechanism, and the ejector rod is in linkage fit with the lever, and a lug which is abutted against the traction rod is arranged on the ejector rod.
2. The smart measurement switch of claim 1, wherein: the clamping plate part is arranged on each of two sides of the mechanical framework, the clamping groove matched with the clamping plate part is formed in the mounting plate, and the clamping plate part is clamped in the clamping groove and forms clamping matching of the mounting plate and the mechanical framework.
3. The smart measurement switch of claim 1 or 2, wherein: the draw bar on be provided with the conflict board with lug matched with, the conflict board laminating on the lug.
4. The smart measurement switch of claim 1 or 2, wherein: the base on correspond the mounting panel on be provided with the mounting groove of looks adaptation, the mounting panel block in the mounting groove, and constitute the joint cooperation of mounting panel and base.
5. The intelligent metrology switch of claim 4, wherein: the mounting plate is provided with a mounting hole, and a screw connected with the base is arranged in the mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122860235.6U CN216213222U (en) | 2021-11-20 | 2021-11-20 | Intelligent measuring switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122860235.6U CN216213222U (en) | 2021-11-20 | 2021-11-20 | Intelligent measuring switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216213222U true CN216213222U (en) | 2022-04-05 |
Family
ID=80911969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122860235.6U Active CN216213222U (en) | 2021-11-20 | 2021-11-20 | Intelligent measuring switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216213222U (en) |
-
2021
- 2021-11-20 CN CN202122860235.6U patent/CN216213222U/en active Active
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