CN201804815U - Single-break wall fireproof switch - Google Patents
Single-break wall fireproof switch Download PDFInfo
- Publication number
- CN201804815U CN201804815U CN2010202161518U CN201020216151U CN201804815U CN 201804815 U CN201804815 U CN 201804815U CN 2010202161518 U CN2010202161518 U CN 2010202161518U CN 201020216151 U CN201020216151 U CN 201020216151U CN 201804815 U CN201804815 U CN 201804815U
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- contact
- seesaw
- loam cake
- tripping
- moving contact
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Abstract
The utility model discloses a single-break wall fireproof switch which comprises a casing, an upper cover, a seesaw component, a tripping mechanism, a moving contact and a static contact; the seesaw component is arranged on the outer side of the upper cover through a pin shaft and can movably rotate around the pin shat so that the moving contact connected with the seesaw component is in contact with or separated from the static contact; the tripping mechanism comprises a coil frame; a moving part for fixing the moving contact is connected with the bottom of the coil frame; the static contact is fixed on a wiring terminal and arranged oppositely to the moving contact; and a temperature switch is arranged in the casing and constitutes a closed or an open fireproof automatic control circuit with a short-circuit tripping coil. Compared with the conventional overload protection switch, not only the single-break wall fireproof switch has the fire protection and automatic tripping functions, but also the moving contact and the static contact can be separated in time to form a tripping power-off state when the correlated device for the circuit has the phenomenon of short-circuiting, and the single-break wall fireproof switch also has the advantages of high safety performance, steady operation, long service life and the like.
Description
Technical field
The utility model discloses the disconnected formula wall fule shut-off valve of a kind of list, belongs to single wire circuit protection switch manufacturing technology field, is specifically related to single line fule shut-off valves such as short circuit, electrical equipment over current faults.
Background technology
Electrical overloads is loaded excessive exactly, has surpassed the nominal load of equipment itself, and the phenomenon of generation is that electric current is excessive, the power consumption equipment heating, and circuit transships for a long time and can reduce the line insulation level, even burning apparatus or circuit.Overcurrent protection switch is to prevent that the main power source circuit from crossing the overload protection device that cause thermal damage installs additional because of overload causes protector.
The present list formula wall fule shut-off valve that breaks; complex structure and generally have only single on-off function; do not have the flameproof protection function; existing various fule shut-off valve electrical equipment; with the fire prevention leakage switch is example; realize the purpose of threading off by protective circuit control tripping mechanism, reset by manually pushing reset button again to have certain potential safety hazard.
Summary of the invention
At the deficiencies in the prior art, the utility model provide a kind of rational in infrastructure, have a flameproof protection function, the disconnected formula wall fule shut-off valve of the list that security performance is high.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of list formula wall fule shut-off valve that breaks comprises housing, loam cake, seesaw assembly, tripping mechanism, moving contact and fixed contact,
Housing is whole crust of the device, is used for ccontaining tripping mechanism, moving contact and fixed contact;
Loam cake is covered in the housing top, and the loam cake outside is provided with the seesaw assembly;
The seesaw assembly is arranged at the loam cake outside by a bearing pin, and this seesaw assembly can rotate so that connected moving contact contacts with fixed contact or separates around above-mentioned bearing pin activity;
Tripping mechanism, comprise moving iron core, coil rack, short circuit tripping coil and central tube, the central tube top pass loam cake and with the seesaw member hinges on bearing pin, coil rack and short circuit tripping coil are placed in the central tube periphery, moving iron core is located at interior its top of central tube and is connected with spring, and the coil rack bottom is connected with the fixedly movable part of moving contact;
Fixed contact is fixed on the binding post, and is provided with in opposite directions with above-mentioned moving contact;
Be provided with temperature switch in the described housing, itself and short circuit tripping coil are formed a fire prevention automatic control circuit that is switched on or switched off.
Further, described short circuit tripping coil top is serially connected with temperature switch by lead, the termination copper sheet inserts binding post under the temperature switch, this binding post is arranged at the fixedly relative side of binding post of fixed contact, short circuit tripping coil bottom is connected to a copper sheet by flexible conductor, this copper sheet is fixed on the movable part of coil rack bottom, and is provided with in opposite directions so that two copper sheets contact or separate with copper sheet on the above-mentioned binding post.
Further, described seesaw assembly is by the tilting steel plate and the support spring of plastics seesaw and seesaw two ends is set thereon forms, and support spring one end is connected in the tilting steel plate, and support spring end in addition is connected on the jump ring platform of loam cake.
Further, described binding post is fixed in the housing, and its outside is connected to terminal screw.
Further, described movable part is a pagoda shape, and the one end is provided with moving contact to dispose with fixed contact, and the other end is provided with the copper sheet configuration of copper sheet to be connected with temperature switch of tripping coil serial connection, and the pagoda movable part is provided with the pagoda spring, to compress the coil rack that is in contact with it.
Further, the described central tube side of being copper pipe, its top spot welding one copper spring sheet.
Further, the bearing pin of described tripping mechanism and seesaw member hinges is supported on the middle pedestal of loam cake, and the loam cake two ends are provided with the panel hook.
Further, described loam cake is covered in the lid top by snap close and corresponding lockhole.
Operation principle of the present utility model is as follows:
1, as the live wire L that connects with the mains to the inlet wire binding post, when outlet terminal connects a bulb to power supply center line N (also being zero line), the left side of pressing the plastics seesaw, switch will reset, the sound closing of contact, circuit is connected, and bulb is bright; The right switch of pressing the plastics seesaw will disconnect the sound contact under the effect of support spring, down circuitry, and bulb extinguishes.
2, when circuit because electric wire or electrical equipment are aging etc. when being short-circuited, the short circuit tripping coil produces magnetic field force and will move iron core and head in the coil rack, the disconnection rapidly under the effect of spring leaf of moving contact and fixed contact, deenergization prevents fire.
3, when circuit since the electrical equipment that connects too much or electrical equipment when over current fault is arranged, temperature switch generates heat to 60 degree automatic trips, deenergization prevents fire.
4, pressing seesaw the right tripping mechanism after the short trouble tripping operation can restart, and presses seesaw left side energized again again, if short trouble is not got rid of, tripping operation immediately again can not reset.
The utility model is compared with existing overcurrent protection switch; not only has fire prevention automatic trip function; and the circuit related device is when being short-circuited, and dynamic and static contact can in time separately form the dropout off-position, has advantages such as security performance height, working stability, long service life.
Description of drawings
Fig. 1 is the utility model closure state schematic diagram;
Fig. 2 is the utility model off-state schematic diagram;
Fig. 3 is the utility model trip status schematic diagram.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
Embodiment: see also Fig. 1, Fig. 2 and Fig. 3, a kind of list formula wall fule shut-off valve that breaks, comprise housing 8, loam cake 5, seesaw assembly, tripping mechanism, moving contact 12 and fixed contact 11, housing 8 is whole crust of the device, is used for ccontaining tripping mechanism, moving contact 12 and fixed contact 11; Loam cake 5 is covered in housing 8 tops, and loam cake 5 outsides are provided with the seesaw assembly; The seesaw assembly is arranged at the loam cake outside by a bearing pin, and this seesaw assembly can rotate so that connected moving contact 12 contacts with fixed contact 11 or separates around above-mentioned bearing pin activity; Tripping mechanism comprises moving iron core 18, coil rack 7, short circuit tripping coil 6 and central tube, the central tube top pass loam cake 5 and with the seesaw member hinges on bearing pin, coil rack 7 and short circuit tripping coil 6 are placed in the central tube periphery, moving iron core 18 is located at interior its top of central tube and is connected with spring 20, and coil rack 7 bottoms are connected with the fixedly movable part of moving contact; Fixed contact 11 is fixed on the binding post 9, and is provided with in opposite directions with above-mentioned moving contact; Be provided with temperature switch 24 in the described housing, itself and short circuit tripping coil 6 are formed a fire prevention automatic control circuit that is switched on or switched off.
See also Fig. 1, described short circuit tripping coil 6 tops are serially connected with temperature switch 24 by lead, the termination copper sheet inserts binding post under the temperature switch, this binding post is arranged at the fixedly relative side of binding post of fixed contact, short circuit tripping coil 6 bottoms are connected to a copper sheet 15 by flexible conductor 17, this copper sheet is fixed on the movable part of coil rack bottom, and is provided with in opposite directions so that two copper sheets contact or separate with copper sheet on the above-mentioned binding post.Described movable part is a pagoda shape, the one end is provided with moving contact to dispose with fixed contact, the copper sheet that the other end is provided with tripping coil serial connection disposes with the copper sheet that is connected with temperature switch 24, and the pagoda movable part is provided with pagoda spring 13, to compress the coil rack that is in contact with it.
See also Fig. 1, described seesaw assembly is by tilting steel plate 3 and the support spring 25 of plastics seesaw 2 and seesaw two ends is set thereon forms, and support spring one end is connected in the tilting steel plate, and support spring end in addition is connected on the jump ring platform 26 of loam cake.The bearing pin of described tripping mechanism and seesaw member hinges is supported on the middle pedestal 1 of loam cake, and the loam cake two ends are provided with panel hook 4, and loam cake is covered in the lid top by snap close 23 and corresponding lockhole.
See also Fig. 1, described binding post is fixed in the housing, and its outside is connected to terminal screw 10.The described central tube side of being copper pipe 19, its top spot welding one copper spring sheet 21.
The centre of the utility model loam cake 5 exceeds a pedestal 1, and by the axle side of wearing copper pipe 19, square copper pipe upper end is welded in the centre of tilting steel plate 3, and plastics seesaw 2 also is stuck on the axle.Spring 20 is equipped with in the top in side's copper pipe 19, and moving iron core 18, the top spot welding one copper spring sheet 21 of square copper pipe 19 are equipped with in the below.Hook 14 and movable contact spring that coil rack 7 is held concurrently tripping mechanism also are through on the axle, moving contact 12 is worn a pagoda spring 13, pass spot welding one copper sheet 15 behind the lower end of coil rack 7 again, spot welding 16 special flexible conductors 17 on the copper sheet 15, the other end jointing temp switch 24 of short circuit tripping coil 6, the following termination copper sheet of temperature switch 24 inserts binding post 9, and riveting has fixed contact 11 on the binding post 9 on right side, be stuck on the plastic casing 8, and attaching line screw 10.Support spring 25 is contained between the jump ring platform 26 and tilting steel plate 3 on the loam cake 5.
Operation principle: when the live wire L outlet terminal of connecting with the mains to inlet wire binding post 9 connects a bulb to power supply center line N (also being zero line), the left side of pressing plastics seesaw 2, switch will reset, the sound closing of contact, circuit is connected, and bulb is bright as Fig. 1; The right switch of pressing plastics seesaw 2 will disconnect the sound contact under the effect of support spring 25, down circuitry, and bulb extinguishes, as Fig. 2.
As Fig. 3, because electric wire or electrical equipment are aging waits when being short-circuited, short circuit tripping coil 6 produces magnetic field forces and will move iron core 18 and head in the coil rack when circuit, moving contact 12 and fixed contact 11 disconnection rapidly under the effect of spring leaf 21, and deenergization prevents fire.
As Fig. 3, when circuit since the electrical equipment that connects too much or electrical equipment when over current fault is arranged, temperature switch 24 generates heat to 60 degree automatic trips, deenergization prevents fire.
Pressing seesaw the right tripping mechanism after the short trouble tripping operation can restart, and presses seesaw left side energized again again, if short trouble is not got rid of, tripping operation immediately again can not reset.
The above record only for utilizing the embodiment of this origination techniques content, anyly is familiar with modification, the variation that this skill person uses this creation to do, and all belongs to the claim of this creation opinion, and is not limited to those disclosed embodiments.
Claims (8)
1. the disconnected formula wall fule shut-off valve of a list is characterized in that: comprise housing, loam cake, seesaw assembly, tripping mechanism, moving contact and fixed contact, wherein,
Housing is whole crust of the device, is used for ccontaining tripping mechanism, moving contact and fixed contact;
Loam cake is covered in the housing top, and the loam cake outside is provided with the seesaw assembly;
The seesaw assembly is arranged at the loam cake outside by a bearing pin, and this seesaw assembly can rotate so that connected moving contact contacts with fixed contact or separates around above-mentioned bearing pin activity;
Tripping mechanism, comprise moving iron core, coil rack, short circuit tripping coil and central tube, the central tube top pass loam cake and with the seesaw member hinges on bearing pin, coil rack and short circuit tripping coil are placed in the central tube periphery, moving iron core is located at interior its top of central tube and is connected with spring, and the coil rack bottom is connected with the fixedly movable part of moving contact;
Fixed contact is fixed on the binding post, and is provided with in opposite directions with above-mentioned moving contact;
Be provided with temperature switch in the described housing, itself and short circuit tripping coil are formed a fire prevention automatic control circuit that is switched on or switched off.
2. the list according to claim 1 formula wall fule shut-off valve that breaks, it is characterized in that: described short circuit tripping coil top is serially connected with temperature switch by lead, the termination copper sheet inserts binding post under the temperature switch, this binding post is arranged at the fixedly relative side of binding post of fixed contact, short circuit tripping coil bottom is connected to a copper sheet by flexible conductor, this copper sheet is fixed on the movable part of coil rack bottom, and is provided with in opposite directions so that two copper sheets contact or separate with copper sheet on the above-mentioned binding post.
3. the list according to claim 1 formula wall fule shut-off valve that breaks, it is characterized in that: described seesaw assembly is by the tilting steel plate and the support spring of plastics seesaw and seesaw two ends is set thereon forms, support spring one end is connected in the tilting steel plate, and support spring end in addition is connected on the jump ring platform of loam cake.
4. the list according to claim 1 and 2 formula wall fule shut-off valve that breaks, it is characterized in that: described binding post is fixed in the housing, and its outside is connected to terminal screw.
5. the list according to claim 1 and 2 formula wall fule shut-off valve that breaks, it is characterized in that: described movable part is a pagoda shape, the one end is provided with moving contact to dispose with fixed contact, the other end is provided with the copper sheet configuration of copper sheet to be connected with temperature switch of tripping coil serial connection, and the pagoda movable part is provided with the pagoda spring, to compress the coil rack that is in contact with it.
6. the list according to claim 1 formula wall fule shut-off valve that breaks is characterized in that: the described central tube side of being copper pipe, its top spot welding one copper spring sheet.
7. according to claim 1 or the disconnected formula wall fule shut-off valve of 3 described lists, it is characterized in that: the bearing pin of described tripping mechanism and seesaw member hinges is supported on the middle pedestal of loam cake, and the loam cake two ends are provided with the panel hook.
8. the list according to claim 1 formula wall fule shut-off valve that breaks is characterized in that: described loam cake is covered in the lid top by snap close and corresponding lockhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202161518U CN201804815U (en) | 2010-05-28 | 2010-05-28 | Single-break wall fireproof switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202161518U CN201804815U (en) | 2010-05-28 | 2010-05-28 | Single-break wall fireproof switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201804815U true CN201804815U (en) | 2011-04-20 |
Family
ID=43874318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202161518U Expired - Fee Related CN201804815U (en) | 2010-05-28 | 2010-05-28 | Single-break wall fireproof switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201804815U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103594299A (en) * | 2013-11-02 | 2014-02-19 | 葛剑优 | Protecting switch capable of preventing overcurrents and overvoltages |
| CN103745895A (en) * | 2014-01-02 | 2014-04-23 | 葛剑优 | Flipping switch capable of preventing overcurrent, overvoltage and short circuit |
| CN105632847A (en) * | 2016-03-30 | 2016-06-01 | 陈德伦 | Switching mechanism with automatic tripping function |
| CN108247342A (en) * | 2018-01-19 | 2018-07-06 | 佛山市彗恩智能科技有限公司 | A kind of electrician trade robot detection assembling packaging system and method |
-
2010
- 2010-05-28 CN CN2010202161518U patent/CN201804815U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103594299A (en) * | 2013-11-02 | 2014-02-19 | 葛剑优 | Protecting switch capable of preventing overcurrents and overvoltages |
| CN103745895A (en) * | 2014-01-02 | 2014-04-23 | 葛剑优 | Flipping switch capable of preventing overcurrent, overvoltage and short circuit |
| CN103745895B (en) * | 2014-01-02 | 2016-05-11 | 葛剑优 | A kind of operating switch that prevents overcurrent, overvoltage and short circuit |
| CN105632847A (en) * | 2016-03-30 | 2016-06-01 | 陈德伦 | Switching mechanism with automatic tripping function |
| CN105632847B (en) * | 2016-03-30 | 2017-10-24 | 陈德伦 | A kind of switching mechanism with automatic tripping function |
| CN108247342A (en) * | 2018-01-19 | 2018-07-06 | 佛山市彗恩智能科技有限公司 | A kind of electrician trade robot detection assembling packaging system and method |
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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 |
Granted publication date: 20110420 Termination date: 20150528 |
|
| EXPY | Termination of patent right or utility model |