CN105006387A - Protection electrical appliance with automatic reclosing function - Google Patents
Protection electrical appliance with automatic reclosing function Download PDFInfo
- Publication number
- CN105006387A CN105006387A CN201510464168.2A CN201510464168A CN105006387A CN 105006387 A CN105006387 A CN 105006387A CN 201510464168 A CN201510464168 A CN 201510464168A CN 105006387 A CN105006387 A CN 105006387A
- Authority
- CN
- China
- Prior art keywords
- motor
- protective device
- automatic reclosing
- reclosing function
- handle
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a protection electrical appliance with an automatic reclosing function. The protection electrical appliance comprises a middle cover, a large gear, a connection rod, a motor, a handle, a lever and a countersink screw. The motor is arranged in a mounting hole in the middle cover. The middle of the large gear is fixedly connected with the motor through a one-way bearing. An insert is arranged in a convex side of the surface of the large gear through injection molding. The handle is riveted above the lever. Both ends of the connection rod are respectively connected with the handle and the insert. When the protection electrical appliance of the series is energized and operates, the motor drives the large gear and the one-way bearing to carry out clockwise operation. According to the invention, the manufacture cost of a product is reduced; the stress ability of the gear is strengthened; a rod sleeve made of nylon and fiberglass, polyphenylene sulfide or polytetrafluoroethylene and the connection rod have the advantages of self-lubricating performance and high wear resistance; the rod sleeve can be used as a gasket; and when the protection electrical appliance is energized and operates, the motor and the large gear are in synchronous operation, and the closing time of the product is reduced.
Description
Technical field
The present invention relates to low-voltage circuit breaker, be specifically related to a kind of electronic conjunction and the brake separating mechanism with the protective device of automatic reclosing function.
Background technology
The protective device with automatic reclosing function is used for carrying out indirect contact protection to people; also can be used to prevent because of apparatus insulated damage; produce earth fault current and the fire hazard that causes; and can be used to the overload and the short circuit that distribute electric energy and protection circuit and power-supply device, also can be used as the use that the infrequently conversion of circuit and motor infrequently start.This serial existing residual current circuit breaker adopts plastic handle, though insulation, assemble loaded down with trivial details, consumptive material is many, and plastic handle is equipped with metalwork, and when this metalwork coordinates with connecting rod, friction is comparatively large, can affect conjunction and the separating brake of product time serious; Separately because existing circuit breaker drives the ratchet mechanism structure of gear wheel running loaded down with trivial details, assembling complexity, easy to wear, and when energising runs, could operate by driven gear after driven by motor ratchet idle running LAP, add product closing time.
Summary of the invention
The object of the present invention is to provide and a kind ofly reduce the manufacturing cost of product, strengthen the stress-bearing capability of gear; Bar cover to coordinate with connecting rod and not only solves handle Insulation Problems and all have self lubricity and high-wearing feature, be energized operation time, motor and gear wheel run-in synchronism, the protective device with automatic reclosing function of the closing time of reduction product.
Technical scheme of the present invention is, a kind of protective device with automatic reclosing function, a kind of protective device with automatic reclosing function, comprise middle cover, gear wheel, connecting rod, motor, handle, lever, countersunk head screw, described motor is arranged in the installing hole in described middle cover, also be fixedly connected with described motor by unilateral bearing in the middle of described gear wheel, described gear wheel surface is protruded side injection moulding and is provided with inserts, described handle riveted joint is arranged on above described lever, described connecting rod two ends are connected with described handle and described inserts respectively, when this serial protective device energising runs, driven by motor gear wheel and unilateral bearing clockwise direction run.
In a preferred embodiment of the present invention, described motor shaft top is also fixed by circlip for shaft.
In a preferred embodiment of the present invention, described connecting rod is adopted countersunk head screw with described handle and is connected by bar cover.
In a preferred embodiment of the present invention, described connecting rod is reliably connected by circlip for shaft by described inserts top.
In a preferred embodiment of the present invention, described gear wheel is that nylon material adds glass or polyphenylene sulfide or polytetrafluoroethylene and makes, and inserts is metallic article.
In a preferred embodiment of the present invention, described bar cover and connecting rod are that nylon material adds glass or polyphenylene sulfide or polytetrafluoroethylene and makes.
Of the present invention is a kind of protective device with automatic reclosing function, and the present invention reduces the manufacturing cost of product under the prerequisite not affecting properties of product; Inserts strengthens the stress-bearing capability of gear; Bar cover and connecting rod are nylon material and add glass or polyphenylene sulfide or polytetrafluoroethylene, have insulating properties, self lubricity and high-wearing feature, and bar cover serve the effect of pad; When energising runs, motor and gear wheel run-in synchronism, reduce the closing time of product.
Accompanying drawing explanation
Fig. 1 is a kind of explosive view had in protective device one preferred embodiment of automatic reclosing function of the present invention;
Fig. 2 is a kind of structural representation had in another preferred embodiment of protective device of automatic reclosing function of the present invention.
Embodiment
Below preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Of the present invention is a kind of protective device with automatic reclosing function, as shown in Figure 1 with Figure 2, comprises middle cover 1, gear wheel 2, connecting rod 3, motor 4, handle 5, lever 6, countersunk head screw 7.
Described motor 4 is arranged in the installing hole in described middle cover 1, is also fixedly connected with described motor 4 by individual event bearing 8 in the middle of described gear wheel 2, and the motor shaft top on described motor 4 is also fixed by circlip for shaft 9.
Described gear wheel 2 surface is protruded side injection moulding and is provided with inserts 10.
Described handle 5 riveted joint is arranged on above described lever 6.
Described connecting rod 3 two ends are connected with described handle 5 and described inserts 10 respectively.
Described connecting rod 3 is adopted countersunk head screw 7 with described handle 5 and is connected by bar cover 11.
Described connecting rod 3 is reliably fixedly connected with by circlip for shaft 9 by described inserts 10 top.
When having the protective device energising operation of automatic reclosing function, motor 4 drives gear wheel 2 and unilateral bearing 8 clockwise direction to run.
Described gear wheel 2 is made for nylon material adds glass or polyphenylene sulfide or polytetrafluoroethylene, and inserts 10 is metallic article.
Described bar cover 11 and connecting rod 3 are made for nylon material adds glass or polyphenylene sulfide or polytetrafluoroethylene.
When this serial protective device energising runs, driven by motor gear wheel and unilateral bearing clockwise direction run, and because gear wheel is working of plastics, its working position contacted with connecting rod is stressed comparatively large, easy fracture, therefore adopts metal insert, strengthens its stress-bearing capability; And connecting rod and handle contact position, overlapped by bar and connect, not only reduce friction of motion, also serve insulating effect, strengthen personal safety; Lever and handle adopt rivets, and effectively reduces labour cost and fee of material.
Of the present invention is a kind of protective device with automatic reclosing function, and the present invention reduces the manufacturing cost of product under the prerequisite not affecting properties of product; Inserts strengthens the stress-bearing capability of gear; Bar cover is nylon material with connecting rod and adds glass or polyphenylene sulfide or polytetrafluoroethylene and make, and have insulating properties, self lubricity and high-wearing feature, and bar cover serves the effect of pad; When energising runs, motor and gear wheel run-in synchronism, reduce the closing time of product.
The foregoing is only the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; any those of ordinary skill in the art are in the technical scope disclosed by the present invention; the change can expected without creative work or replacement, all should be encompassed within protection scope of the present invention.Therefore, the protection range that protection scope of the present invention should limit with claims is as the criterion.
Claims (6)
1. one kind has the protective device of automatic reclosing function, comprise middle cover, gear wheel, connecting rod, motor, handle, lever, countersunk head screw, described motor is arranged in the installing hole in described middle cover, it is characterized in that: be also fixedly connected with described motor by unilateral bearing in the middle of described gear wheel, described gear wheel surface is protruded side injection moulding and is provided with inserts, described handle riveted joint is arranged on above described lever, described connecting rod two ends are connected with described handle and described inserts respectively, when this serial protective device energising runs, driven by motor gear wheel and unilateral bearing clockwise direction run.
2. the protective device with automatic reclosing function according to claim 1, is characterized in that: described motor shaft top is also fixed by circlip for shaft.
3. the protective device with automatic reclosing function according to claim 1, is characterized in that: described connecting rod is adopted countersunk head screw with described handle and is connected by bar cover.
4. the protective device with automatic reclosing function according to claim 1, is characterized in that: described connecting rod is reliably connected by circlip for shaft by described inserts top.
5. the protective device with automatic reclosing function according to claim 1, is characterized in that: described gear wheel is that nylon material adds glass or polyphenylene sulfide or polytetrafluoroethylene and makes, and inserts is metallic article.
6. the protective device with automatic reclosing function according to claim 1, is characterized in that: described bar cover and connecting rod are that nylon material adds glass or polyphenylene sulfide or polytetrafluoroethylene and makes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510464168.2A CN105006387A (en) | 2015-08-03 | 2015-08-03 | Protection electrical appliance with automatic reclosing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510464168.2A CN105006387A (en) | 2015-08-03 | 2015-08-03 | Protection electrical appliance with automatic reclosing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105006387A true CN105006387A (en) | 2015-10-28 |
Family
ID=54379019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510464168.2A Pending CN105006387A (en) | 2015-08-03 | 2015-08-03 | Protection electrical appliance with automatic reclosing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105006387A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203398051U (en) * | 2013-04-18 | 2014-01-15 | 丁云广 | Manual or electric closing device of residual-current circuit breaker |
| CN203588949U (en) * | 2013-10-12 | 2014-05-07 | 浙江天正电气股份有限公司 | Breaker opening and closing operation apparatus |
| CN203966994U (en) * | 2014-07-29 | 2014-11-26 | 浙江天正电气股份有限公司 | Circuit breaker hand-electric one operating means |
| CN104795285A (en) * | 2015-03-04 | 2015-07-22 | 浙江天正电气股份有限公司 | Plastic-shell breaker |
| CN204905067U (en) * | 2015-08-03 | 2015-12-23 | 江苏创能电器有限公司 | Protection electrical apparatus with autoeclosing function |
-
2015
- 2015-08-03 CN CN201510464168.2A patent/CN105006387A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203398051U (en) * | 2013-04-18 | 2014-01-15 | 丁云广 | Manual or electric closing device of residual-current circuit breaker |
| CN203588949U (en) * | 2013-10-12 | 2014-05-07 | 浙江天正电气股份有限公司 | Breaker opening and closing operation apparatus |
| CN203966994U (en) * | 2014-07-29 | 2014-11-26 | 浙江天正电气股份有限公司 | Circuit breaker hand-electric one operating means |
| CN104795285A (en) * | 2015-03-04 | 2015-07-22 | 浙江天正电气股份有限公司 | Plastic-shell breaker |
| CN204905067U (en) * | 2015-08-03 | 2015-12-23 | 江苏创能电器有限公司 | Protection electrical apparatus with autoeclosing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151028 |