CN201877361U - High-current three-phase manual anti-leakage protector - Google Patents
High-current three-phase manual anti-leakage protector Download PDFInfo
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- CN201877361U CN201877361U CN2010206489057U CN201020648905U CN201877361U CN 201877361 U CN201877361 U CN 201877361U CN 2010206489057 U CN2010206489057 U CN 2010206489057U CN 201020648905 U CN201020648905 U CN 201020648905U CN 201877361 U CN201877361 U CN 201877361U
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Abstract
The utility model relates to a high-current three-phase manual anti-leakage protector. The high-current three-phase manual anti-leakage protector comprises an upper cover, a base, a bottom plate, a temperature sensing component, a temperature sensing packet, a diaphragm capsule and a reset button, wherein a pressing type self-reset three-phase switch is arranged on the base and comprises a push rod bulging out of the bottom plate, the circuit is cut off when the push rod is pressed; and the pressing type self-reset three-phase switch is self-reset, and the circuit is energized when the push rod is loosened, a drive plate is arranged on the bottom plate, the rear end of the drive plate is connected with a spring lamination, the other end of the spring lamination is propped against the bottom plate, an anti-leakage drive plate is also arranged on the bottom plate, two anti-leakage pressure springs are arranged under the anti-leakage drive plate, the other ends of the two anti-leakage pressure springs are propped against the bottom plate, the anti-leakage drive plate is positioned above the drive plate, the anti-leakage drive plate and the front end of the drive plate are pulled by a fine adjusting screw stem, the distance between the anti-leakage drive plate and the drive plate is adjusted by the fine adjusting screw stem, the diaphragm capsule is in contact with the anti-leakage drive plate, a reset spring plate is installed under the upper cover, the reset button is in contact with the reset spring plate, and the reset spring plate is in contact with the drive plate. The high-current three-phase manual anti-leakage protector is used for heating appliances.
Description
Technical field
The utility model relates to a kind of non-electricity protector, refers in particular to a kind of manual anti-leak protection device of big electric current three-phase that is used for heating appliances.
Background technology
At present; the overtemperature power-off protector of electric heater unit; the employing thermally-expansible liquid temperature-sensitive working method that has; as: Chinese patent once disclosed a kind of " hand-reset overtemperature power-off protector " (China; notification number CN2457728Y; day for announcing 2001.12.27); it comprises the housing of innovative design; thermally-expansible liquid temperature-sensitive part; the reset operation part; lever running part and contactor part, this hand-reset overtemperature power-off protector can be realized reliable overtemperature prote function with the version of simplifying, and has simple in structure; low cost of manufacture; dependable performance can adapt to high temperature; the advantage of complex operating environment conditions such as high humidity is widely used in the overtemperature prote of various large power, electrically heaters.But it does not have the function of anti-leak.
Summary of the invention
The purpose of this utility model is to provide a kind of big electric current three-phase manual anti-leak protection device, and it is used for heating appliances, not only has the protected by temperature limitation function, and has the anti-leak function.
For achieving the above object; the solution that the utility model is taked is: the manual anti-leak protection device of a kind of big electric current three-phase; it comprises loam cake; base; base plate; the temperature module; bulb; bellows; reset button; push type is set from resetting threephase switch on the base; push type comprises the push rod that protrudes from base plate from the threephase switch that resets; circuit disconnected when push rod was pressed; automatically reset when unclamping and turning circuit; driver plate is set on the base plate; the driver plate rear end connects spring leaf; the spring leaf other end withstands on the base plate, and the anti-leak driver plate also is set on the base plate, two anti-leak stage clips is set below the anti-leak driver plate; article two, the anti-leak stage clip other end withstands on base plate; the anti-leak driver plate is on the driver plate, and the anti-leak driver plate is drawn by the fine setting screw rod mutually with the driver plate front end, and the distance between them is regulated by the fine setting screw rod; bellows contacts with the anti-leak driver plate; the back-moving spring plate is installed in below the loam cake, and reset button contacts with the back-moving spring plate, and the back-moving spring plate contacts with driver plate.
Reasonable being summarized as follows of work of the manual anti-leak protection device of this big electric current three-phase: the bulb temperature-sensitive is during to design temperature, expansion of liquids promotes bellows in bulb and the temperature module, the bellows displacement promotes the anti-leak driver plate, the anti-leak driver plate withstands following driver plate, driver plate is because the effect of spring leaf, moment presses down push rod, and circuit disconnects, and realizes that the 380V-450V power supply all cuts off; Circuit disconnects, the time-out of heating, bulb cooling, liquid contraction in bulb and the temperature module, bellows resets, and manually by reset button, presses down the back-moving spring plate then, the back-moving spring plate presses down the drive driver plate resets it, and push rod is gone up spring-go position closing of circuit state simultaneously, continues to heat; As when the operate as normal, the bulb temperature-sensitive is lower than design temperature, and protected by temperature limitation partly is failure to actuate, and shields when surpassing design temperature, and circuit disconnects; In the process of heating; it is fractureed and when leakage phenomenon takes place as a part of improper use of the temperature module or other, bellows moment loses thrust, does not have pressure on the anti-leak driver plate; article two, anti-leak stage clip resilience jack-up anti-leak driver plate; the anti-leak driver plate drives the fine setting screw rod, fine setting screw rod pulling driver plate, and driver plate moves downward and presses down push rod; circuit disconnects; temperature no longer rises, and protection use equipment is avoided damaging, and should check reason replacing protector this moment.
Description of drawings
Fig. 1 is the front view of present embodiment.
Fig. 2 is the structural representation of present embodiment.
Among the figure: 1, the temperature module, 2, push type is from the threephase switch that resets, 3, mounting bracket, 4, loam cake, 5, adjusting screw(rod), 6, reset button, 7, the back-moving spring plate, 8, the fine setting screw rod, 9, anti-leak stage clip, 10, the anti-leak driver plate, 11, driver plate, 12, spring leaf, 13, base plate, 14, insulation board, 15, base, 16, moving contact component, 17, mounting screw, 18, the minute-pressure spring, 19, screw, 20, push rod, 21, bulb, 22, bellows.
Embodiment
Below in conjunction with embodiment and accompanying drawing thereof the utility model is remake description.
Referring to Fig. 1 and Fig. 2; the manual anti-leak protection device of a kind of big electric current three-phase; it comprises loam cake 4; base 15; base plate 13; the temperature module 1; bulb 21; bellows 22; reset button 6; push type is set from resetting threephase switch 2 on the base 15; push type comprises the push rod 20 that protrudes from base plate 13 from the threephase switch 2 that resets; circuit disconnected when push rod 20 was pressed; automatically reset when unclamping and turning circuit; driver plate 11 is set on the base plate 13; driver plate 11 rear ends connect spring leaf 12; spring leaf 12 other ends withstand on the base plate 13; anti-leak driver plate 10 also is set on the base plate 13; two anti-leak stage clips 9 are set below the anti-leak driver plate 10; article two, anti-leak stage clip 9 other ends withstand on base plate 13; anti-leak driver plate 10 is on the driver plate 11; anti-leak driver plate 10 is drawn by fine setting screw rod 8 mutually with driver plate 11 front ends; distance between them is regulated by fine setting screw rod 8; bellows 22 contacts with anti-leak driver plate 10; back-moving spring plate 7 is installed in below the loam cake 4; reset button 6 contacts with back-moving spring plate 7, and back-moving spring plate 7 contacts with driver plate 11.
Referring to Fig. 2, between described base 15 and the base plate 13 insulation board 14 is arranged, push rod 20 passes insulation board 14.Improve the insulation property of protector.
Referring to Fig. 1 and Fig. 2, described bellows 22 is installed in by adjusting screw(rod) 5 below the loam cake 4, and the pressure of 22 pairs of anti-leak driver plates 10 of bellows is regulated by adjusting screw(rod) 5.
Referring to Fig. 1 and Fig. 2, above the described loam cake 4 mounting bracket 3 is set, be convenient to protector and install.
Referring to Fig. 1 and Fig. 2, described push type also comprises three moving contact components 16, six fixed contact assemblies from the threephase switch 2 that resets, three moving contact components 16 are placed in the base 15, withstand by minute-pressure spring 18 below each moving contact component 16, three fixed contact assemblies all are fixed on base 15 1 sides by screw 19, other three fixed contact assemblies also all are fixed on base 15 opposite sides by screw 19, and three moving contact components 16 and six fixed contact assemblies constitute the three-phase normally closed switch.Referring to Fig. 1 and Fig. 2, described base 15, insulation board 14, base plate 13 and loam cake 4 are fixed together by two mounting screws 17.
Claims (6)
1. one kind big manual anti-leak protection device of electric current three-phase; it comprises loam cake (4); base (15); base plate (13); the temperature module (1); bulb (21); bellows (22); reset button (6); push type is set from resetting threephase switch (2) on the base (15); push type comprises the push rod (20) that protrudes from base plate (13) from the threephase switch (2) that resets; push rod (20) is the circuit disconnection when pressing; automatically reset when unclamping and turning circuit; it is characterized in that: driver plate (11) is set on the base plate (13); driver plate (11) rear end connects spring leaf (12); spring leaf (12) other end withstands on the base plate (13); anti-leak driver plate (10) also is set on the base plate (13); two anti-leak stage clips (9) are set below the anti-leak driver plate (10); article two, anti-leak stage clip (9) other end withstands on base plate (13); anti-leak driver plate (10) is on the driver plate (11); anti-leak driver plate (10) is drawn by fine setting screw rod (8) mutually with driver plate (11) front end; distance between them is regulated by fine setting screw rod (8); bellows (22) contacts with anti-leak driver plate (10); back-moving spring plate (7) is installed in below the loam cake (4); reset button (6) contacts with back-moving spring plate (7), and back-moving spring plate (7) contacts with driver plate (11).
2. the manual anti-leak protection device of big electric current three-phase according to claim 1 is characterized in that: between described base (15) and the base plate (13) insulation board (14) is arranged, push rod (20) passes insulation board (14).
3. the manual anti-leak protection device of big electric current three-phase according to claim 1; it is characterized in that: described bellows (22) is installed in by adjusting screw(rod) (5) below the loam cake (4), and bellows (22) is regulated by adjusting screw(rod) (5) the pressure of anti-leak driver plate (10).
4. the manual anti-leak protection device of big electric current three-phase according to claim 1 is characterized in that: mounting bracket (3) is set above the described loam cake (4).
5. the manual anti-leak protection device of big electric current three-phase according to claim 1; it is characterized in that: described push type also comprises three moving contact components (16) from the threephase switch (2) that resets; six fixed contact assemblies; three moving contact components (16) are placed in the base (15); withstand by minute-pressure spring (18) below each moving contact component (16); three fixed contact assemblies all are fixed on base (15) one sides by screw (19); other three fixed contact assemblies also all are fixed on base (15) opposite side by screw (19), and three moving contact components (16) constitute the three-phase normally closed switch with six fixed contact assemblies.
6. the manual anti-leak protection device of big electric current three-phase according to claim 1 and 2 is characterized in that: described base (15), insulation board (14), base plate (13) and loam cake (4) are fixed together by two mounting screws (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206489057U CN201877361U (en) | 2010-11-30 | 2010-11-30 | High-current three-phase manual anti-leakage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206489057U CN201877361U (en) | 2010-11-30 | 2010-11-30 | High-current three-phase manual anti-leakage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201877361U true CN201877361U (en) | 2011-06-22 |
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ID=44165273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206489057U Expired - Fee Related CN201877361U (en) | 2010-11-30 | 2010-11-30 | High-current three-phase manual anti-leakage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201877361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013358A (en) * | 2010-11-30 | 2011-04-13 | 陈永龙 | High-current three-phase manual leakproof protector |
-
2010
- 2010-11-30 CN CN2010206489057U patent/CN201877361U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013358A (en) * | 2010-11-30 | 2011-04-13 | 陈永龙 | High-current three-phase manual leakproof protector |
| CN102013358B (en) * | 2010-11-30 | 2015-06-17 | 陈永龙 | High-current three-phase manual leakproof protector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20110622 Termination date: 20131130 |