A kind of connector of integrated strip adjustable temperature controlled switch of electric heater
Technical field
The present invention relates to a kind of technical field of electric heater, especially a kind of connector of integrated strip adjustable temperature controlled switch of electric heater.
Background technology
At present, existing band temperature control adjustable temperature controlled structure, its effect is the design temperature remaining on needs after making heating, reach heat insulation function, existing insulation construction is generally have electronic type to control, namely arranged by complicated circuit and temperature control adjustment is carried out to calandria, and another kind is by an external adjustable temp. controller, the structure of thermostat is as China Patent No. ZL201120090066.6, by independent structure of controlling temperature, at the upper coupler of electric heater after assembling, concrete structure is as China Patent No. ZL201310041541.4, assemble with upper coupler, reach thermoregulation effect, its defect is, manufacturing cost is high, mounting structure is complicated.
Summary of the invention
The object of the invention is to solve above-mentioned the deficiencies in the prior art, and a kind of connector of integrated strip adjustable temperature controlled switch of electric heater simple and reasonable for structure is provided, it is easy for installation, quick, low cost of manufacture, formula structure is made of one with upper coupler of the prior art, take up room little, adjustable extent is wide.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of connector of integrated strip adjustable temperature controlled switch of electric heater, comprise the upper coupler being arranged on container bottom, upper coupler is provided with live wire copper ring and zero line copper ring, it is characterized in that, described upper coupler is also provided with the adjusting rod of working in coordination and temperature control assembly, temperature control assembly comprises fire line terminal sheet, live wire shell fragment, bimetal leaf and heat retaining and exothermal body, heat retaining and exothermal body is connected with the link of fire line terminal sheet and zero line copper ring respectively, the link of live wire shell fragment is connected with the live wire copper ring of upper coupler, the contact of fire line terminal sheet forms elasticity with the contact of live wire shell fragment and touches or be separated, bimetal leaf is arranged on above live wire shell fragment, its one end is fixed on coupler, between the other end and live wire shell fragment, movable sleeve is provided with the first actuating strut, adjusting rod is touched with fire line terminal sheet and is coordinated, fire line terminal sheet is made to realize finely tuning lifting up and down by regulating adjusting rod, regulate the spacing between the contact of fire line terminal sheet and the contact of live wire shell fragment.
Adopt the upper coupler of this structure, outside the function ensureing original temperature detect switch (TDS) and coordinate with the lower coupler of power socket, integral type has set up adjusting rod and temperature control assembly, utilize the principle that bimetal leaf heated bending is out of shape, adjusting rod is coordinated to regulate the upper-lower height of fire line terminal sheet, realize fire line terminal sheet and live wire shell fragment keeps in touch in constant holding temperature value, conducting, heat retaining and exothermal body is held constant in holding temperature value constant when their contact, realize heat insulation function, specifically, after the water in container is boiled by heating, bimetal leaf is in higher temperature state, be in diastrophic maximum, by the first actuating strut, live wire shell fragment is compressed downwards, the contact of live wire shell fragment is made to be in extreme lower position (being in the below of fire line terminal sheet), now fire line terminal sheet is pressed on adjusting rod all the time, one end of close link is fixing, contact is in above the contact of live wire shell fragment, by regulating this, fire line terminal sheet is finely tuned rise or drop to certain position, the contact of the contact of fire line terminal and live wire shell fragment is made to form certain spacing, when the temperature of bimetal leaf drops to certain numerical value, bimetal leaf is upwards resetted by diastrophic maximum just now, the contact of live wire shell fragment is made to follow upwards, until the contact of the contact of live wire shell fragment and fire line terminal sheet, i.e. conducting heat retaining and exothermal body, insulation numerical value when making heat retaining and exothermal body remain on contact, make the constant bending deformation quantity at this moment of bimetal leaf, realize heat insulation function.
It is simple and reasonable for structure, and it is easy for installation, quick, low cost of manufacture, and be made of one formula structure with upper coupler of the prior art, take up room little, adjustable extent is wide.
The present invention can also adopt following technical measures to solve:
Further, upper coupler side is provided with installation extension, extension is installed and opens the adjustment hole be rotatably assorted with adjusting rod, the adjusting rod end extended in adjustment hole is circumferentially provided with the adjustment boss contacted with fire line terminal sheet bottom surface in direction, regulates the thickness of boss along the clockwise direction of the central axis of adjusting rod in increasing progressively gradually; Adjusting rod is arranged to the mode (rotate and regulate) that knob regulates, by regulating boss, the upper-lower height of the contact of fire line terminal sheet is made to realize fine setting, coordinate with the deflection of bimetal leaf, realize fire line terminal sheet and live wire shell fragment is turned on or off according to the change being incubated numerical value, finally realize the work of Heat preservation body.
Further, upper coupler side has laterally stirs the mounting groove coordinated with adjusting rod, and the adjusting rod end cross extending into mounting groove is extended with the adjustment slope contacted with fire line terminal sheet bottom surface; The adjusting rod of this organization plan is that transversal-push type regulates, and namely laterally adjusting rod is stirred in left and right, and the diverse location on adjustment slope is coordinated with fire line terminal sheet, and the upper-lower height realizing the contact of fire line terminal sheet realizes fine setting, and its effect regulates identical with above-mentioned rotation.
Further, the upper coupler of the first actuating strut side is connected with the live wire adjustment screw compressing live wire shell fragment, realizes finely tuning up and down to live wire shell fragment by live wire adjustment screw; The effect of adjustment screw is the Design of length error making up the first actuating strut, can finely tune the height of live wire shell fragment before dispatching from the factory easily, reason is, if the first actuating strut arranges than standard value in short-term, no matter the deflection of bimetal leaf has much, all cannot by live wire shell fragment to pressing down.
Further, upper coupler is provided with the first actuating strut cover being suitable for the first actuating strut and being slidingly connected, and the first actuating strut cover side is extended with the thread bush being suitable for live wire adjustment screw and being threaded; First actuating strut cover and thread bush are all arranged on the housing of coupler, and integral molding is easy for installation, compact conformation.
Further, zero line copper ring is connected with zero line shell fragment, upper coupler is connected with zero line side sub-pieces, the contact of zero line side sub-pieces and the contact elasticity of zero line shell fragment are touched, and link and the heat retaining and exothermal body of zero line side sub-pieces are connected.
Further, the contact of zero line shell fragment is extended with anti-dry Extendible flake toward bimetal leaf bottom surface, and between anti-dry Extendible flake end face and bimetal leaf bottom surface, movable sleeve is provided with the second actuating strut; When dry-fire condition occurs, temperature is too high, and zero line circuit can be disconnected by the second actuating strut by the distortion of bimetal leaf, realizes stopping heating.
Further, the bottom surface of zero line side sub-pieces has compressed zero line adjustment screw, realizes finely tuning up and down to zero terminal by zero line adjustment screw; Similarly, the effect of zero line adjustment screw is prevent the length of the second actuating strut too short or long equally, makes up this deficiency, makes this structure can pass through the height of manual fine setting zero line shell fragment before dispatching from the factory.
Further, adjusting rod is cylindrical, and the adjusting rod bottom extended in adjustment hole is glued with arc damper rod, makes adjusting rod when rotating and arc damper rod frictional fit; Arc damper rod wraps the bottom of adjusting rod, makes adjusting rod have certain frictional force when rotating or claim damping force, makes the feel of rotation better.
Further, heat retaining and exothermal body is PTC calandria or is arranged on the heater of container bottom for heating container; Heat retaining and exothermal body of the present invention, can arrange separately PTC and carry out independent heat insulation function heating, can use again the original heater of container bottom (i.e. the original heat-generating pipe of container bottom or heat-generating disc), flexible structure.
The invention has the beneficial effects as follows:
The connector of the integrated strip adjustable temperature controlled switch of a kind of electric heater of the present invention, simple and reasonable for structure, it is easy for installation, quick, low cost of manufacture, and be made of one formula structure with upper coupler of the prior art, take up room little, adjustable extent is wide.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation that the present invention coordinates with container bottom.
Fig. 3 is structural representation of the present invention.
Fig. 4 is the structural representation after the present invention removes fluid coupling shell.
Fig. 5 is the structural representation of relative 4 another angles.
Fig. 6 is the temperature control modular construction schematic diagram not opening keeping warm mode of the present invention.
Fig. 7 is the structural representation of temperature control assembly of the present invention when being adjusted to maximum temperature.
Fig. 8 is the structural representation that in the temperature control assembly of another embodiment of the present invention, adjusting rod coordinates with fire line terminal sheet.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figures 1 to 7, a kind of connector of integrated strip adjustable temperature controlled switch of electric heater, comprise the upper coupler 1 be arranged on bottom container 9, upper coupler 1 is provided with live wire copper ring 101 and zero line copper ring 102, described upper coupler 1 is also provided with the adjusting rod 2 of working in coordination and temperature control assembly, temperature control assembly comprises fire line terminal sheet 4, live wire shell fragment 5, bimetal leaf 6 and heat retaining and exothermal body 7, heat retaining and exothermal body 7 is connected with the link 401 of fire line terminal sheet 4 and zero line copper ring 102 respectively, the link 501 of live wire shell fragment 5 is connected with the live wire copper ring 101 of upper coupler 1, the contact 402 of fire line terminal sheet 4 forms elasticity with the contact 502 of live wire shell fragment 5 and touches or be separated, bimetal leaf 6 is arranged on above live wire shell fragment 5, its one end 601 is fixed on coupler 1, between the other end 602 and live wire shell fragment 5, movable sleeve is provided with the first actuating strut 8, adjusting rod 2 is touched with fire line terminal sheet 4 and is coordinated, fire line terminal sheet 4 is made to realize finely tuning lifting up and down by regulating adjusting rod 2, regulate the spacing between the contact 402 of fire line terminal sheet 4 and the contact 502 of live wire shell fragment 5.
Adopt the upper coupler of this structure, outside the function ensureing original temperature detect switch (TDS) and coordinate with the lower coupler of power socket, integral type has set up adjusting rod 2 and temperature control assembly, utilize the principle that bimetal leaf 6 heated bending is out of shape, adjusting rod 2 is coordinated to regulate the upper-lower height of fire line terminal sheet 4, realize fire line terminal sheet 4 to keep in touch in constant holding temperature value with live wire shell fragment 5, conducting, heat retaining and exothermal body 7 is held constant in holding temperature value constant when their contact, realize heat insulation function, specifically, after the water in container 9 is boiled by heating, bimetal leaf 6 is in higher temperature state, be in diastrophic maximum, by the first actuating strut 8, live wire shell fragment 5 is compressed downwards, the contact 502 of live wire shell fragment 5 is made to be in the extreme lower position contact 402 of fire line terminal sheet 4 (be in below), now fire line terminal sheet 4 is pressed on adjusting rod 2 all the time, one end of close link 401 is fixing, contact 402 is in above the contact 502 of live wire shell fragment 5, regulate this that fire line terminal sheet 4 is finely tuned by adjusting rod 2 rise or drop to certain position, the contact 402 of fire line terminal sheet 4 is made to form certain spacing with the contact 502 of live wire shell fragment 5, when the temperature of bimetal leaf 6 drops to certain numerical value, bimetal leaf 6 is upwards resetted by diastrophic maximum just now, the contact 502 of live wire shell fragment 5 is made to follow upwards, until the contact 502 of live wire shell fragment 5 contacts with the contact 402 of fire line terminal sheet 4, i.e. conducting heat retaining and exothermal body 7, insulation numerical value when making heat retaining and exothermal body 7 remain on contact, make the constant bending deformation quantity at this moment of bimetal leaf 6, realize heat insulation function.
It is simple and reasonable for structure, and it is easy for installation, quick, low cost of manufacture, and be made of one formula structure with upper coupler of the prior art, take up room little, adjustable extent is wide.
More specifically embodiment as the present embodiment:
Further, upper coupler 1 side is provided with installs extension 107, extension 107 is installed and opens the adjustment hole 103 be rotatably assorted with adjusting rod 2, adjusting rod 2 end extended in adjustment hole 103 is circumferentially provided with the adjustment boss 201 contacted with fire line terminal sheet 4 bottom surface in direction, regulates the thickness of boss 201 along the clockwise direction of the central axis 202 of adjusting rod 2 in increasing progressively gradually; Adjusting rod 2 is arranged to mode (the rotation adjustment that knob regulates, as shown in Fig. 3, Fig. 6, Fig. 7), rotation adjusting lever 2, make adjustment boss 201 circular-rotation, the circumferential end surfaces different parts on boss 201 is regulated to contact with fire line terminal sheet 4, fire line terminal sheet 4 can be caused to swing up and down, the upper-lower height of the contact 402 of fire line terminal sheet 4 is made to realize fine setting, coordinate with the deflection of bimetal leaf 6, realize fire line terminal sheet 4 to be turned on or off according to the change being incubated numerical value with live wire shell fragment 5, finally realize the work of Heat preservation body 7.
Further, the upper coupler 1 of the first actuating strut 8 side is connected with the live wire adjustment screw 10 compressing live wire shell fragment 5, realizes finely tuning up and down by live wire adjustment screw 10 pairs of live wire shell fragments 5; The effect of adjustment screw 10 is the Design of length errors making up the first actuating strut 8, second time fine setting can be realized to live wire shell fragment 5, can finely tune the height of live wire shell fragment 5 before dispatching from the factory conveniently by live wire adjustment screw 10, reason is, if the first actuating strut 8 arranges than standard value in short-term, no matter the deflection of bimetal leaf 6 has much, all cannot by live wire shell fragment to pressing down, so increase live wire adjustment screw 10 can effectively make up this defect, make structure safer, reliable.
Further, upper coupler 1 is provided with and is suitable for first actuating strut cover the 104, first actuating strut that the first actuating strut 8 is slidingly connected and overlaps 104 sides and be extended with the thread bush 105 being suitable for live wire adjustment screw 10 and being threaded; First actuating strut cover 104 and thread bush 105 are all arranged on the housing of coupler 1, and integral molding is easy for installation, compact conformation.
Further, zero line copper ring 102 is connected with zero line shell fragment 11, upper coupler 1 is connected with zero line side sub-pieces 12, and the contact 1201 of zero line side sub-pieces 12 is touched with contact 1101 elasticity of zero line shell fragment 11, and link 1202 and the heat retaining and exothermal body 7 of zero line side sub-pieces 12 are connected.
Further, the contact of zero line shell fragment 12 is extended with anti-dry Extendible flake 1203 toward bimetal leaf 6 bottom surface, and between anti-dry Extendible flake 1203 end face and bimetal leaf 6 bottom surface, movable sleeve is provided with the second actuating strut 13; When dry-fire condition occurs, temperature is too high, and zero line circuit can be disconnected by the second actuating strut 13 by the distortion of bimetal leaf 6, realizes stopping heating.
Further, the bottom surface of zero line side sub-pieces 12 has compressed zero line adjustment screw 14, realizes finely tuning up and down by zero line adjustment screw 14 pairs of zero terminals 12; Similarly, the effect of zero line adjustment screw 14 is prevent the length of the second actuating strut 13 too short or long equally, makes up this deficiency, makes this structure can pass through the height of manual fine setting zero line side sub-pieces 12 before dispatching from the factory.
Further, adjusting rod 2 is cylindrical, and adjusting rod 2 bottom extended in adjustment hole 103 is glued with arc damper rod 15, makes adjusting rod 2 when rotating and arc damper rod 15 frictional fit; Arc damper rod 15 wraps the bottom of adjusting rod 2, makes adjusting rod 2 have certain frictional force when rotating or claim damping force, makes the feel of rotation better.
Further, heat retaining and exothermal body 7 is PTC calandria (as shown in Figure 1) or for heating container and the heater be arranged on bottom container 9; Heat retaining and exothermal body 7 of the present invention, can arrange separately PTC and carry out independent heat insulation function heating, can use again original heater bottom container 9 (i.e. the original heat-generating pipe of container bottom or heat-generating disc), flexible structure.
Zero line side sub-pieces 12 is arranged on upper coupler 1 by screw 16;
Bimetal leaf 6 one end is arranged on upper coupler 1 by another screw 17;
Zero line side sub-pieces 12 one end is arranged on upper coupler 1 by another screw 18.
Upper coupler 1 is also provided with and is suitable for sheathed upper coupler second actuating strut 19 of the second actuating strut 13.
As another embodiment, as shown in Figure 8:
Further, upper coupler side has laterally stirs the mounting groove 106 coordinated with adjusting rod 2, and adjusting rod 2 end cross extending into mounting groove 106 is extended with the adjustment slope 203 contacted with fire line terminal sheet 4 bottom surface; The adjusting rod of this organization plan is that transversal-push type regulates, namely laterally adjusting rod 2 is stirred in left and right, diverse location on adjustment slope 203 is coordinated with fire line terminal sheet 4, and the upper-lower height realizing the contact 402 of fire line terminal sheet 4 realizes fine setting, and its effect regulates identical with above-mentioned rotation.
Above-described specific embodiment, is only preferred embodiment of the present invention, such as according to the equivalent arrangements that patent application the scope of the claims does, all should be technology of the present invention and contained.