CN203923753U - A kind of electric iron temperature controller - Google Patents

Abstract

The utility model relates to a kind of electric iron temperature controller, described overheat protector push rod comprises the upper ejector pin of insulation and fusible lower push rod, the lower end of described upper ejector pin is provided with bulb, the ball and socket joint of the upper end of described lower push rod is provided with the spherical pore matching with bulb, between the connecting ring of the lower end of lower push rod and the ball and socket joint of upper end, be provided with at least three equally distributed feets, the bulb of the lower end of described upper ejector pin is mobilizable to be arranged among the spherical pore of ball and socket joint of upper end of lower push rod, forming upper ejector pin is connected with lower push rod and is integrally formed formula overheat protector push rod, the top of the upper ejector pin of integral type overheat protector push rod holds lower safety plate, the heatable soleplate of the direct butt electric iron of connecting ring of the lower push rod of integral type overheat protector push rod, have easy for installation, cost is low, can cut off in time circuit, the feature of safety.

Description

A kind of electric iron temperature controller

Technical field

The utility model relates to a kind of temperature controller, relates in particular to a kind of electric iron temperature controller.

Background technology

Existing electric iron temperature controller, comprise joint pin, spiral register, register stator, the first porcelain ring, input chip, the sheet of insuring, the second porcelain ring, lower safety plate, movable contact spring, the 3rd porcelain ring, static contact, output chip, the 4th porcelain ring, bimetal leaf, porcelain rice, with overheat protector push rod, described register stator, the first porcelain ring, input chip, the sheet of insuring, the second porcelain ring, lower safety plate, movable contact spring, the 3rd porcelain ring, static contact, output chip, the 4th porcelain ring and bimetal leaf are installed on joint pin, described spiral register is arranged on register stator, spiral register is used for regulating temperature, one end of described porcelain rice and movable contact spring butt, the other end of porcelain rice and bimetal leaf butt, bimetal leaf bending drives movable contact spring to move by porcelain rice, the upper end of described overheat protector push rod holds lower safety plate, described lower safety plate is subject to the support of overheat protector push rod to electrically contact normally closed connection with the sheet of insuring, and under movable contact spring and static contact butt state, input chip, the sheet of insuring, lower safety plate, movable contact spring, static contact and output chip conducting, the in the situation that at electric iron, overheated and bimetal leaf temperature control losing efficacy, overheat protector push rod can produce action and disconnect electrically contacting of lower safety plate and the sheet of insuring, avoid that electric iron is overheated to be burnt out, this temperature controller is arranged in the heatable soleplate of electric iron and uses, first a hole is set in the heatable soleplate of electric iron, in hole, pack meltability material punching press into solid, then whole electric iron temperature controller is arranged in the heatable soleplate of electric iron, the heatable soleplate of bimetal leaf and electric iron is fitted, the heat that the heatable soleplate that allows bimetal leaf can fully receive electric iron is sent, and the lower end of overheat protector push rod is inserted in the hole in heatable soleplate and meltability material butt, when the heatable soleplate of electric iron reaches design temperature, the crooked movable contact spring that drives of bimetal leaf moves, movable contact spring and static contact are separated, thereby disconnecting circuit, in the situation that bimetal leaf temperature control lost efficacy, in the time of cannot disconnecting circuit, the heating base plate of electric iron reaches after the fusing point of meltability material continuing to heat up, the fusing of meltability material declines overheat protector push rod, lower safety plate loses the bearing force of overheat protector push rod, disconnect electrically contacting of lower safety plate and the sheet of insuring, circuit is disconnected, form second protection, although this electric iron temperature controller also can meet routine use, but have the following disadvantages, meltability material and overheat protector push rod are two individual components that separate, during installation, must first meltability material be arranged in the hole in the heatable soleplate of electric iron, and punching press is solid, prevent that meltability material from dropping out in hole, then by the patchhole of overheat protector push rod lower end with meltability material butt, restriction by hole withstands on meltability material the lower end of overheat protector push rod always, prevent that overheat protector push rod from departing from meltability material, guarantee that electric iron temperature controller normally moves, this structure, make in the heatable soleplate of porose electric iron, just to install and use electric iron temperature controller, the use of electric iron temperature controller is restricted, the structure of the heatable soleplate of electric iron is more complicated, the mounting process step of electric iron temperature controller is more, thereby manufacturing cost is improved greatly, sometimes after meltability material fusing, overheat protector push rod declines not prompt enough, cause the heatable soleplate of electric iron to heat up too high, scald and ruin clothing, when serious, can cause fire, there is potential safety hazard.

Utility model content

Technical problem to be solved in the utility model is: provide a kind of easy for installation, cost is low, can cut off in time circuit, the electric iron temperature controller of safety.

For solving the problems of the technologies described above, the utility model by the following technical solutions: a kind of electric iron temperature controller, comprises joint pin, spiral register, register stator, the first porcelain ring, input chip, the sheet of insuring, the second porcelain ring, lower safety plate, movable contact spring, the 3rd porcelain ring, static contact, output chip, the 4th porcelain ring, bimetal leaf, porcelain rice, with overheat protector push rod, described register stator, the first porcelain ring, input chip, the sheet of insuring, the second porcelain ring, lower safety plate, movable contact spring, the 3rd porcelain ring, static contact, output chip, the 4th porcelain ring and bimetal leaf are installed on joint pin, described spiral register is arranged on register stator, one end of described porcelain rice and movable contact spring butt, the other end of porcelain rice and bimetal leaf butt, the upper end of described overheat protector push rod holds lower safety plate, described lower safety plate is subject to the support of overheat protector push rod to electrically contact normally closed connection with the sheet of insuring, and under movable contact spring and static contact butt state, input chip, the sheet of insuring, lower safety plate, movable contact spring, static contact and output chip conducting, the in the situation that at electric iron, overheated and bimetal leaf temperature control losing efficacy, overheat protector push rod can produce action and disconnect electrically contacting of lower safety plate and the sheet of insuring, avoid that electric iron is overheated to be burnt out, described overheat protector push rod comprises the upper ejector pin of insulation and fusible lower push rod, the lower end of described upper ejector pin is provided with bulb, the ball and socket joint of the upper end of described lower push rod is provided with the spherical pore matching with bulb, between the connecting ring of the lower end of lower push rod and the ball and socket joint of upper end, be provided with at least three equally distributed feets, the bulb of the lower end of described upper ejector pin is mobilizable to be arranged among the spherical pore of ball and socket joint of upper end of lower push rod, forming upper ejector pin is connected with lower push rod and is integrally formed formula overheat protector push rod, the top of the upper ejector pin of integral type overheat protector push rod holds lower safety plate, the heatable soleplate of the direct butt electric iron of connecting ring of the lower push rod of integral type overheat protector push rod.

The beneficial effect of a kind of electric iron temperature controller that the utility model provides is: because described overheat protector push rod comprises the upper ejector pin of insulation and fusible lower push rod, the lower end of described upper ejector pin is provided with bulb, the ball and socket joint of the upper end of described lower push rod is provided with the spherical pore matching with bulb, between the connecting ring of the lower end of lower push rod and the ball and socket joint of upper end, be provided with at least three equally distributed feets, the upper end that is to say feet is connected with ball and socket joint, the lower end of feet is connected with connecting ring, the bulb of the lower end of described upper ejector pin is mobilizable to be arranged among the spherical pore of ball and socket joint of upper end of lower push rod, forming upper ejector pin is connected with lower push rod and is integrally formed formula overheat protector push rod, the top of the upper ejector pin of integral type overheat protector push rod holds lower safety plate, the heatable soleplate of the direct butt electric iron of connecting ring of the lower push rod of integral type overheat protector push rod, so overheat protector push rod of integral type, upper ejector pin and lower push rod are connected as a single entity, no longer two parts that separate, need to perforate in the heatable soleplate of electric iron, make the structure of heatable soleplate of electric iron simpler, process convenient, reduced meltability material has been packed in the hole of heatable soleplate of electric iron and the solid step of punching press, electric iron temperature controller can be used in the heatable soleplate of the electric iron of porose or atresia, make the use of electric iron temperature controller unrestricted, during installation, only need directly the integral installation of electric iron temperature controller in the heatable soleplate of electric iron, the installation steps of electric iron temperature controller are more simple, electric iron temperature controller action is more stable, manufacturing cost is reduced greatly, and the coordinating of the spherical pore by the bulb of lower end of upper ejector pin and the ball and socket joint of the upper end of lower push rod, upper ejector pin and lower push rod can be twisted mutually, upper ejector pin is when swinging like this, lower push rod can transfixion, the bottom surface that makes connecting ring all the time with the heatable soleplate butt of electric iron, allow the contact area of the bottom surface of connecting ring and the heatable soleplate of electric iron be maximized, in the situation that bimetal leaf temperature control lost efficacy, lower push rod can receive the heat that the heatable soleplate of electric iron is sent fully, lower push rod can be melted in time, overheat protector push rod is declined, thereby lower safety plate loses the bearing force of overheat protector push rod, disconnect electrically contacting of lower safety plate and the sheet of insuring, disconnecting circuit, form second protection, and by least three equally distributed feets are set between the connecting ring of lower end at lower push rod and the ball and socket joint of upper end, as long as make a feet fusing, overheat protector push rod falls down under will be tiltedly, overheat protector push rod is declined, thereby lower safety plate loses the bearing force of overheat protector push rod, disconnect electrically contacting of lower safety plate and the sheet of insuring, guarantee accurate disconnecting circuit, finally avoid that electric iron is overheated to be burnt out, too high the scalding of heatable soleplate intensification ruined clothing, prevent fire.

A kind of electric iron temperature controller the utility model being provided below in conjunction with drawings and Examples is further described in detail.

In its accompanying drawing: 1, joint pin; 2, spiral register; 2a, spiral thermoregulation knob; 2b, the spacing head of temperature adjustment; 2c, porcelain bar; 3, register stator; 4a, the first porcelain ring; 4b, the second porcelain ring; 4c, the 3rd porcelain ring; 4d, the 4th porcelain ring; 5, input chip; 61, the sheet of insuring; 62, lower safety plate; 6a, lower safety plate recess; 7, movable contact spring; 8, static contact; 9, output chip; 10, bimetal leaf; 11, porcelain rice; 12, overheat protector push rod; 12a, top cap; 121, upper ejector pin; 121a, bulb; 122, lower push rod; 122a, spherical pore; 122b, feet; A, ball and socket joint; B, connecting ring; C, decline hole; 18, overheat protector push rod spacer; 18a, through hole.

Accompanying drawing explanation

Fig. 1 is one of the overall structure schematic diagram of the embodiment of a kind of electric iron temperature controller of providing of the utility model.

Fig. 2 be a kind of electric iron temperature controller of providing of the utility model embodiment overall structure schematic diagram two.

Fig. 3 is the structural representation of overheat protector push rod in Fig. 1.

Fig. 4 is the top view of Fig. 3.

Fig. 5 is the top view of lower push rod in Fig. 3.

The specific embodiment

As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Fig. 5, the embodiment of a kind of electric iron temperature controller that the utility model provides, comprises joint pin 1, spiral register 2, register stator 3, the first porcelain ring 4a, input chip 5, the sheet 61 of insuring, the second porcelain ring 4b, lower safety plate 62, movable contact spring 7, the 3rd porcelain ring 4c, static contact 8, output chip 9, the 4th porcelain ring 4d, bimetal leaf 10, porcelain rice 11, with overheat protector push rod 12, described register stator 3, the first porcelain ring 4a, input chip 5, the sheet 61 of insuring, the second porcelain ring 4b, lower safety plate 62, movable contact spring 7, the 3rd porcelain ring 4c, static contact 8, output chip 9, the 4th porcelain ring 4d and bimetal leaf 10 are installed on joint pin 1, described spiral register 2 is arranged on register stator 3, one end of described porcelain rice 11 and movable contact spring 7 butts, the other end of porcelain rice 11 and bimetal leaf 10 butts, the upper end of described overheat protector push rod 12 holds lower safety plate 62, described lower safety plate 62 is subject to 12 supports of overheat protector push rod to electrically contact normally closed connection with the sheet 61 of insuring, and under movable contact spring 7 and static contact 8 butt states, input chip 5, the sheet 61 of insuring, lower safety plate 62, movable contact spring 7, static contact 8 and output chip 9 conductings, the in the situation that at electric iron, overheated and bimetal leaf 10 temperature controls losing efficacy, overheat protector push rod 12 can produce action and disconnect electrically contacting of lower safety plate 62 and the sheet 61 of insuring, avoid that electric iron is overheated to be burnt out, described overheat protector push rod 12 comprises the upper ejector pin 121 of insulation and fusible lower push rod 122, the lower end of described upper ejector pin 121 is provided with bulb 121a, the ball and socket joint a of the upper end of described lower push rod 122 is provided with the spherical pore 122a matching with bulb 121a, between the connecting ring b of the lower end of lower push rod 122 and the ball and socket joint a of upper end, be provided with at least three equally distributed feet 122b, connecting ring b can be circular, regular polygon or connect rotund shape, the bulb 121a of the lower end of described upper ejector pin 121 is mobilizable to be arranged among the spherical pore 122a of ball and socket joint a of upper end of lower push rod 122, forming upper ejector pin 121 is connected with lower push rod 122 and is integrally formed formula overheat protector push rod 12, the top of the upper ejector pin 121 of integral type overheat protector push rod 12 holds lower safety plate 62, the heatable soleplate of the direct butt electric iron of connecting ring b of the lower push rod 122 of integral type overheat protector push rod 12, wherein spiral register 2 comprises spiral thermoregulation knob 2a, spacing 2b of temperature adjustment and porcelain bar 2c, porcelain bar 2c is fixedly mounted on the bottom of spiral thermoregulation knob 2a, spacing 2b of temperature adjustment is sleeved on spiral thermoregulation knob 2a, register stator 3 is provided with screwed hole, spiral thermoregulation knob 2a matches with the screwed hole of register stator 3, by rotating screw thermoregulation knob 2a, drive porcelain bar 2c and movable contact spring 7 butts, thereby adjust, control temperature, the number of turns of spacing 2b of temperature adjustment and register stator engagement limits spiral thermoregulation knob 2a rotation, prevent that spiral thermoregulation knob 2a rotating cycle from too much deviating from from register stator 3, prevent that spiral thermoregulation knob 2a rotating cycle is too much, make porcelain bar 2c dieback movable contact spring 7, to guarantee the stability of electric iron temperature controller.

As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5; the upper ejector pin 121 of described overheat protector push rod 12 is made for ceramic material; the lower push rod 122 of described overheat protector push rod 12 is made for meltability engineering plastics; the upper ejector pin 121 that ceramic material is made makes upper ejector pin 121 insulating properties better; the lower push rod 122 that meltability engineering plastics are made makes lower push rod 122 fusings more timely; guarantee that overheat protector push rod 12 declines in time, accurate disconnecting circuit.

As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5; upper ejector pin 121 can also be done following accommodation with the manufactured materials of lower push rod 122; the upper ejector pin 121 of described overheat protector push rod 12 is made for ceramic material; the lower push rod 122 of described overheat protector push rod 12 is made for meltability metal material; can guarantee that equally overheat protector push rod 12 declines in time, accurate disconnecting circuit.

As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Fig. 5, upper ejector pin 121 can also be done following accommodation with the manufactured materials of lower push rod 122, the upper ejector pin 121 of described overheat protector push rod 12 is made for meltability engineering plastics, the lower push rod 122 of described overheat protector push rod 12 is made for meltability metal material, therefore upper ejector pin 121 and lower push rod 122 all can melt, in the situation that bimetal leaf temperature control lost efficacy, the heatable soleplate of electric iron reaches after the fusing point of lower push rod continuing to heat up, lower push rod fusing, overheat protector push rod is declined, lower safety plate loses the bearing force of overheat protector push rod, disconnect electrically contacting of lower safety plate and the sheet of insuring, disconnecting circuit, form second protection, when lower push rod temperature control lost efficacy in the situation that cannot melt, the heatable soleplate of electric iron reaches after the fusing point of upper ejector pin again continuing to heat up, upper ejector pin fusing declines overheat protector push rod, lower safety plate loses the bearing force of overheat protector push rod, disconnect electrically contacting of lower safety plate and the sheet of insuring, disconnecting circuit, form three protections, finally avoid that electric iron is overheated to be burnt out, too high the scalding of heatable soleplate intensification ruined clothing, prevent fire.

As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5; upper ejector pin 121 can also be done following accommodation with the manufactured materials of lower push rod 122; the upper ejector pin 121 of described overheat protector push rod 12 and lower push rod 122 are meltability engineering plastics and make; therefore upper ejector pin 121 and lower push rod 122 can melt equally, make it have three protections.

As shown in Fig. 3, Fig. 5, the upper end of described lower push rod 122 is provided with decline hole c, described decline hole c and spherical pore 122a connect, the bottom of the bulb 121a of the lower end of upper ejector pin 121 is directly connected on the c of decline hole, the bulb 121a that is to say the lower end of upper ejector pin 121 withstands on decline hole c above, and while making lower push rod 122 fusing, the bulb 121a that helps the lower end of upper ejector pin 121 falls among the c of decline hole, upper ejector pin 121 is declined more timely, more timely disconnecting circuit.

As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Fig. 5, described register stator 3, the first porcelain ring 4a, input chip 5, the sheet 61 of insuring, the second porcelain ring 4b, lower safety plate 62, movable contact spring 7, the 3rd porcelain ring 4c, static contact 8, output chip 9, the 4th porcelain ring 4d and bimetal leaf 10 are arranged on joint pin 1 successively, and such design makes the overall structure of electric iron temperature controller compacter, volume is less, temperature control is accurate, wherein the joint pin 1 between bimetal leaf 10 and the 4th porcelain ring 4d is provided with overheat protector push rod spacer 18, described overheat protector push rod spacer 18 is provided with through hole 18a, overheat protector push rod can be limited to operating position by overheat protector push rod spacer 18 through through hole 18a up and downly, that is to say that overheat protector push rod 12 is up and down only among through hole 18a, and overheat protector push rod 12 can not translated into by the spacing of through hole 18a, wherein input chip 5 and the one-body molded design of sheet 61 of insuring, static contact 8 and the one-body molded design of output chip 9, one-body molded design reduces parts, conduction property more, crown cap 12a is established at the top of upper ejector pin 121, lower safety plate 62 is provided with lower safety plate recess 6a, top cap 12a is greater than the through hole 18a of overheat protector push rod spacer 18, overheat protector push rod 12 can not drop after installing among through hole 18a like this, top cap 12a coordinates with lower safety plate recess 6a's, makes to hold better effects if, also better thereby insure sheet 61 and the butt of lower safety plate 62 contact effect.

As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5; the fusing point of described upper ejector pin 121 is higher than the fusing point of lower push rod 122; to guarantee after lower push rod 122 fusings; upper ejector pin 121 melts again; thereby accurate orderly control circuit, upper ejector pin and lower push rod can melt simultaneously certainly, also can first melt by upper ejector pin; after lower push rod, melt, can play effective overheat protector to electric iron.

Claims (9)

1. an electric iron temperature controller, comprises joint pin (1), spiral register (2), register stator (3), the first porcelain ring (4a), input chip (5), the sheet (61) of insuring, the second porcelain ring (4b), lower safety plate (62), movable contact spring (7), the 3rd porcelain ring (4c), static contact (8), output chip (9), the 4th porcelain ring (4d), bimetal leaf (10), porcelain rice (11), with overheat protector push rod (12), described register stator (3), the first porcelain ring (4a), input chip (5), the sheet (61) of insuring, the second porcelain ring (4b), lower safety plate (62), movable contact spring (7), the 3rd porcelain ring (4c), static contact (8), output chip (9), the 4th porcelain ring (4d) and bimetal leaf (10) are installed on joint pin (1), described spiral register (2) is arranged on register stator (3), one end of described porcelain rice (11) and movable contact spring (7) butt, the other end of porcelain rice (11) and bimetal leaf (10) butt, the upper end of described overheat protector push rod (12) holds lower safety plate (62), described lower safety plate (62) is supported with the sheet of insuring (61) by overheat protector push rod (12) to electrically contact normally closed connection, and under movable contact spring (7) and static contact (8) butt state, input chip (5), the sheet (61) of insuring, lower safety plate (62), movable contact spring (7), static contact (8) and output chip (9) conducting, the in the situation that at electric iron, overheated and bimetal leaf (10) temperature control losing efficacy, overheat protector push rod (12) can produce action and disconnect electrically contacting of lower safety plate (62) and the sheet of insuring (61), avoid that electric iron is overheated to be burnt out, it is characterized in that: described overheat protector push rod (12) comprises the upper ejector pin (121) of insulation and fusible lower push rod (122), the lower end of described upper ejector pin (121) is provided with bulb (121a), the ball and socket joint (a) of the upper end of described lower push rod (122) is provided with the spherical pore (122a) matching with bulb (121a), between the connecting ring (b) of the lower end of lower push rod (122) and the ball and socket joint (a) of upper end, be provided with at least three equally distributed feets (122b), the bulb (121a) of the lower end of described upper ejector pin (121) is mobilizable to be arranged among the spherical pore (122a) of ball and socket joint (a) of upper end of lower push rod (122), forming upper ejector pin (121) is connected and is integrally formed formula overheat protector push rod (12) with lower push rod (122), the top of the upper ejector pin (121) of integral type overheat protector push rod (12) holds lower safety plate (62), the connecting ring (b) of the lower push rod (122) of integral type overheat protector push rod (12) is the heatable soleplate of butt electric iron directly.

2. a kind of electric iron temperature controller according to claim 1; it is characterized in that: the upper ejector pin (121) of described overheat protector push rod (12) is made for meltability engineering plastics, the lower push rod (122) of described overheat protector push rod (12) is made for meltability metal material.

3. a kind of electric iron temperature controller according to claim 1, is characterized in that: the upper ejector pin (121) of described overheat protector push rod (12) and lower push rod (122) are meltability engineering plastics and make.

4. a kind of electric iron temperature controller according to claim 1; it is characterized in that: the upper ejector pin (121) of described overheat protector push rod (12) is made for ceramic material, the lower push rod (122) of described overheat protector push rod (12) is made for meltability metal material.

5. a kind of electric iron temperature controller according to claim 1; it is characterized in that: the upper ejector pin (121) of described overheat protector push rod (12) is made for ceramic material, the lower push rod (122) of described overheat protector push rod (12) is made for meltability engineering plastics.

6. according to a kind of electric iron temperature controller described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that: the upper end of described lower push rod (122) is provided with decline hole (c), described decline hole (c) connects with spherical pore (122a), and the bottom of the bulb (121a) of the lower end of upper ejector pin (121) is directly connected on decline hole (c).

7. according to a kind of electric iron temperature controller described in claim 1 or 2 or 3 or 4 or 5, described register stator (3), the first porcelain ring (4a), input chip (5), the sheet (61) of insuring, the second porcelain ring (4b), lower safety plate (62), movable contact spring (7), the 3rd porcelain ring (4c), static contact (8), output chip (9), the 4th porcelain ring (4d) and bimetal leaf (10) are arranged on joint pin (1) successively, joint pin (1) between described bimetal leaf (10) and the 4th porcelain ring (4d) is provided with overheat protector push rod spacer (18), described overheat protector push rod spacer (18) is provided with through hole (18a), overheat protector push rod can be limited to operating position by overheat protector push rod spacer (18) through through hole (18a) up and downly.

8. a kind of electric iron temperature controller according to claim 6, it is characterized in that: described register stator (3), the first porcelain ring (4a), input chip (5), the sheet (61) of insuring, the second porcelain ring (4b), lower safety plate (62), movable contact spring (7), the 3rd porcelain ring (4c), static contact (8), output chip (9), the 4th porcelain ring (4d) and bimetal leaf (10) are arranged on joint pin (1) successively, joint pin (1) between described bimetal leaf (10) and the 4th porcelain ring (4d) is provided with overheat protector push rod spacer (18), described overheat protector push rod spacer (18) is provided with through hole (18a), overheat protector push rod can be limited to operating position by overheat protector push rod spacer (18) through through hole (18a) up and downly.

9. according to a kind of electric iron temperature controller described in claim 2 or 3, it is characterized in that: the fusing point of described upper ejector pin (121) is higher than the fusing point of lower push rod (122).