CN106654749A - Safety fireproof power strip - Google Patents

Abstract

Disclosed is a safety fireproof power strip, which is formed by mutual support and combination of plug pins, a power cord, a power supply switch, a power indicator and 60-DEG C manual reset temperature control switches each connected in series to the respective N/L poles of the power strip. When one plug pin and a socket are not properly conducted and overheat, the operating temperature is exceeded and the socket immediately disconnects the power supply to prevent the set of contacts from overheating and thus to prevent short-circuit fire accidents caused by the melt of an insulating housing, the function of cutting off the power when the temperature of the corresponding 60-DEG C manual reset temperature control switch exceeds the operating temperature is enabled to monitor the temperature when the set of contacts are conducted in real time, (when the temperature control switch is turned off, the feature of re-conducting to restore power transmission can be enabled by manual reset, so as to remind the owner that an overheating phenomenon has occurred to the power strip and that the power strip needs immediate repair.) The power strip is ensured to be safe for electricity, and meanwhile, the fire protection function of the power strip is highlighted.

Description

Fire safety insert row

Art

It is a kind of exchange that can prevent short-circuit fire the present invention relates to electric equipment products technical field The electric installation of 220v portable power source fire safety insert rows, especially can keeping away in itself from insert row Exempt from circuit and the virtual connection of insert row contact or excess load, when causing this circuit overheated, line insulation Skin and insulation shell melt, and caused line short uses electrification.Particularly in unmanned prison In the case of shield, the safety effect of self power-off protection self is detected when can accomplish that socket electricity consumption is overheated Fruit becomes apparent from.

Background technology

At present, known mobile insert row, in the Wall terminals of socket to electrical appliance, by The individual insert row device that can be connected conducting with multiple latches, these insert rows can be with multiple electrical appliances Latch connects, and no doubt easily, but also brings hidden danger simultaneously；1. insert row is mainly On the electrical appliance that sticks with, the electricity that often seriously can bear beyond our insert row line or contacts Stream flow, or have virtual connection phenomenon once in a while, existing insert row mainly plays the on-off action of connection, Excessively stream, overheated, even insert row insulated hull for circuit is melted until short-circuit fire, does not have Any effective precautionary measures；In addition the insert row of office is placed on wooden office mostly On table, and close to various files, when existing insert row is overheated, insulation thawing causes short circuit Before cannot detect, more without self-inspection from take precautions against function.2. the mobile insert row of house is not Hold and ignore, security precautions are poor, insert row meeting Jing often inserts standby equipment, sleeps Or nobody situation is in the majority, for socket and plug connection OK, load it is whether excessive, Or it is virtual connection, overheated and cause line insulation skin or insert row insulation shell to melt, until zero fire short circuit Fire incident on fire occur, most common method be by cigarette sense, can sensitive dog nose again Son, and how can this single spark full of roof flue gas was put out before unignited, Moreover the measure that this mends the fold after the sheep is lost is for fire how many successful case of energy again is saved, several Can be equipped with again must play so complete facility.Above all existing these insert rows at all cannot Solve such serious problems, and give the precautionary measures provided for a rainy day, easily causing to estimate The insulated hull of meter melts the security incident of short-circuit fire.Therefore in the case of nonstandard electricity consumption, Also the potential safety hazard that cannot be taken precautions against is there is always,

The content of the invention

In order to overcome existing exchange individual event 220v portable power source insert rows, it is impossible to guarantee itself contact The situation of overcurrent overheat can not be monitored and the deficiency effectively taken precautions against in electricity consumption, this Invention provides a kind of fire safety insert row.The present invention extremely respectively increases string in every group of receptacle connector N/L One piece of 60 degree of hand-reset temperature detect switch (TDS), can break in time when mobile insert row contact contact is overheated The mobile insert row of electric self-protection.The fire incident caused because of insert row short circuit is allowed to there is no longer, Such wire short-circuiting accident is utterly destroyed in bud.

The technical solution adopted for the present invention to solve the technical problems is：

1st, in fire safety insert row insulation crust, N/L power lines and every group of receptacle connector copper The contact of piece concatenates respectively 60 degree of hand-reset temperature detect switch (TDS)s one, it is important that temperature-sensing probe Face gives line conduction while being adjacent to socket the two poles of the earth contact copper sheet.As panel jack N/L The two poles of the earth contact no matter a variety of causes, when any one pole heating is to 60 degree, can constantly monitor, And self-protection is implemented in power-off at once, realizes every group of receptacle connector bipolar double-control, self detection, The fire safety effect of self-protection.Former inserting more importantly is avoided from the insert row of power supply Row cannot self-monitoring, the history of overtemperature self power-off protection, realizing the moment can be from inserting Arranging guarantees the purpose of safety utilization of electric power in this link.Prevent from root, because on insert row Receptacle connector is overheated, and insulation is melted instantaneous short circuit and causes electricity consumption fire incident.

2nd, it is to reduce virtual connection hidden danger, the connection of the receptacle connector on fire safety insert row and latch Mode, by relative clutch type vertical hand held is modified to.

3rd, to reduce virtual connection, the hidden danger of contact overheating deforming, safety fire-proof socket holes are prevented On round end function, contact copper sheet holds form, with curved with regard to curved formula with round end latch shape It is vertically arranged, the gap of width of the precise control receptacle connector less than latch 0.3mm coordinates.

4th, recover electricity consumption for safety fire-proof socket, between the jack of two groups of the insert row back side temperature control is set up Switch manual SR

The invention has the beneficial effects as follows：

1st, while accomplishing that existing portable power source insert row can play conducting latch effect, intrinsic safety Full fire prevention insert row constantly accomplishes self-monitoring, and the effect of overheated self power-off protection is especially prominent, While ensureing that the moment of portable power source, fire safety insert row and circuit is intact without damage, Also ensure that the security of the lives and property of user.Even if failure is not excluded, hand-reset, When temperature detect switch (TDS) probe feels the operating temperature of contact copper sheet, can also disconnect immediately, until Failture evacuation, hand-reset temperature detect switch (TDS) just meeting normally not tripping, using hand-reset Temperature detect switch (TDS) overtemperature disconnects, and electricity consumption this function only could be recovered manually, in fire wall use While panel jack, fire safety insert row occur jointly, the source of the fire caused from electricity consumption With removing the point of origin that fire can occur on head, it is ensured that the peace of socket, insert row in electricity consumption Complete reliable performance, its simple structure allows and is constantly detected with self, and overtemperature power-off is inserted Seat defencive function, thoroughly to eradicate, insert row electricity consumption is overheated to melt the short-circuit fire incident for causing not Have again.

2nd, it is the connected mode of the overheated hidden danger of reduction virtual connection, fire safety insert row contact and latch, By relative to clutch type improve vertically into hand held；

3rd, to reduce virtual connection hidden danger, the round end function in fire safety insert row contact holes is touched Head copper sheet holds form with round end latch shape, is vertically arranged with regard to curved formula with curved, accurate control The gap of width of the receptacle connector processed less than latch 0.3mm coordinates.

4th, to remind this circuit of owner with the presence of superheating phenomenon, this fire safety insert row is improved Respectively one piece of 60 degree of hand-reset temperature detect switch (TDS) is concatenated between power line and socket, do not gone after power-off Recover temperature detect switch (TDS) manually, this group of socket is not have electricity.

5th, above description only serves energization action for former insert row, is to reduce because circuit is overheated Melt the short-circuit fire for causing and bring huge life and property loss to the people, to existing Mobile insert row does not prevent that the deficiency of the function of overheated anti-short circuit is in addition perfect.Sensitive dog nose again Son, not as not needing, then effectively remedies, not as without remedying.The present invention is allowed in solution Determine the fire for thus resulting in while, be the productive life of the mankind, life security is done a bit The contribution of point practicality.

Description of the drawings：

In conjunction with the accompanying drawings and embodiments the present invention will be further described

Fig. 1 is the front view and fragmentary cross-sectional view of the present invention

Fig. 2 is the left side sectional view of the present invention

Fig. 3 is the face upwarding section of the present invention

Fig. 4 is the rearview and fragmentary cross-sectional view of the present invention

1. fire safety insert rows are parallel multiple manually with the ground wire contact 5. of 2. SR of round end contact, 3. 8 word contact 4. in figure Position temperature control lead-in wire terminal 6. 8. insert row shell of hand-reset temperature control 7. manual reset switch body of leading-out terminal, 9. power switches 10. are slotting Pin, the power supply indicator of line 11., trade mark, switch and connect copper sheets in 12. silica-gel antiskid pad of one, 13 every groups of receptacle connectors The L line connecting lines of 14. N lines connecting line 15.

Specific embodiment：

In figure：Power supply N/L lines are inserted respectively through per group of each mutually manual temperature detect switch (TDS) and fire safety The receptacle connector series connection of row, meanwhile, temperature-sensing probe itself contact blade of manual reset switch is tight It is close to be affixed, when making copper sheet have temperature rise, almost it is not lost and has been imparted to temperature-sensing probe.Realize Operating point temperature is conducted with temperature is arranged when error is minimum.Allow portable power source certainly While effectively transmission in electric current, the double inspection dual controls of two-way are realized, reach self detection of moment Self-protection safe operation state.

Claims (4)

1. a kind of fire safety insert row.It is characterized in that：Former power line N/L terminals and socket Between contact copper sheet, one piece of 60 degree of hand-reset temperature detect switch (TDS) is respectively concatenated.

2. the two pieces of 60 degree of hand-reset temperature gone here and there between every group of contact according to claim 1 Control switch, is characterized in that：60 DEG C of hand-reset temperature detect switch (TDS) temperature-sensing probes of per group of two pieces of concatenation It is adjacent to receptacle connector copper sheet.

3. the two pieces of 60 degree of hand-reset temperature gone here and there between every group of contact according to claim 1 Control switch, is characterized in that：Safely and effectively ensure that each group of receptacle connector on insert row with During latch connection conducting, each phase temperature must cross 60 degree, otherwise will be de-energized at once Protection.

4. according to claim 1：Hand-reset temperature detect switch (TDS) button is located at the insert row back side and embedding Enter baseplane 1.5mm.