CN110602815A - Automatic outage formula heating rod - Google Patents

Automatic outage formula heating rod Download PDF

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Publication number
CN110602815A
CN110602815A CN201910941130.8A CN201910941130A CN110602815A CN 110602815 A CN110602815 A CN 110602815A CN 201910941130 A CN201910941130 A CN 201910941130A CN 110602815 A CN110602815 A CN 110602815A
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CN
China
Prior art keywords
heating rod
box
rod body
contact switches
mounting groove
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Granted
Application number
CN201910941130.8A
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Chinese (zh)
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CN110602815B (en
Inventor
冯德军
桂福坤
王萍
陈凯琳
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Zhejiang Ocean University ZJOU
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Zhejiang Ocean University ZJOU
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Priority to CN201910941130.8A priority Critical patent/CN110602815B/en
Publication of CN110602815A publication Critical patent/CN110602815A/en
Application granted granted Critical
Publication of CN110602815B publication Critical patent/CN110602815B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/02Details
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/40Heating elements having the shape of rods or tubes
    • H05B3/42Heating elements having the shape of rods or tubes non-flexible
    • H05B3/46Heating elements having the shape of rods or tubes non-flexible heating conductor mounted on insulating base

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  • Resistance Heating (AREA)

Abstract

The invention provides an automatic power-off heating rod. The auto-power-off heating rod includes: a heating rod body; the top of the connecting column is fixed at the bottom of the heating rod body; the first mounting groove is formed in the bottom of the connecting column; and the connecting hole is formed in the connecting column and is positioned at the top of the inner wall of the first mounting groove. The automatic power-off type heating rod provided by the invention is provided with a structure which is automatically started after water enters the connecting column, so that the heating rod body can be conveniently heated in water, and meanwhile, after the heating rod body is taken out of the water when the heating rod body is in a power-on state, the automatic power-off structure in the connecting column automatically powers off, so that the heating rod body is prevented from being damaged due to dry burning in the air, the use safety of the heating rod body is improved, and only in a state that the heating rod body is underwater, the automatic power-off structure in the connecting column is powered on and forms a passage with a circuit of the heating rod body, so that the safe use of the heating rod is facilitated.

Description

Automatic outage formula heating rod
Technical Field
The invention relates to the field of heating rods, in particular to an automatic power-off type heating rod.
Background
In the life, fire tea can adopt the electric stove, coal gas is fired, heat with the inside water source of electrical heating stick to the container, the electrical heating stick is common domestic appliance in people's life, the small and exquisite time short of firing a bottle of water of structure of electrical heating stick, the key lies in the demand that the cost of an electrical heating stick can be applicable to people, but the electrical heating stick is because can produce the heat under the state of circular telegram, some potential safety hazards have appeared in the actual use, and often can see the condition that leads to the conflagration because forget to pull out the power of electrical heating stick in the news, consequently insert the electrical heating stick of the latter kind of heating of electricity and have huge potential safety hazard.
Because the heating structure of electric heating rod is simple, when directly taking out from the container without cutting off the power supply when using, electric heating rod still can produce the heat, when placing on inflammable goods carelessly to forget the outage and can lead to electric heating rod to ignite furniture and cause the conflagration, cause the dual loss of family's safety and property, consequently direct heating has the potential safety hazard after electric heating rod circular telegram.
Therefore, it is necessary to provide an auto-power-off heating rod to solve the above-mentioned technical problems.
Disclosure of Invention
The invention provides an automatic power-off heating rod, which solves the problem that potential safety hazards exist when the heating rod is directly heated after being electrified.
In order to solve the above technical problems, the present invention provides an automatic power-off heating rod comprising: a heating rod body; the top of the connecting column is fixed at the bottom of the heating rod body; the first mounting groove is formed in the bottom of the connecting column; the connecting hole is formed in the connecting column and is positioned at the top of the inner wall of the first mounting groove; the first limber hole is formed in the outer side of the connecting column; the second water through hole is formed in the bottom of the connecting column; the two first contact switches are arranged on the connecting column and positioned at the top of the inner wall of the connecting hole; the first connecting box is arranged inside the first mounting groove; the bottoms of the two second contact switches are fixed at the top of the first connecting box; the sealing ring is arranged between the first connecting box and the connecting column; the second mounting groove is formed in the surface of the first connecting box; the surface of the connecting rod is clamped with the inner surface of the second mounting groove through a connecting ring; one side of the induction box is fixed on the connecting rod; the movable ring is arranged inside the induction box; the linkage piece is fixed inside the movable ring; the third contact switch is arranged on one side of the inner wall of the induction box; and the fourth contact switch is arranged on the linkage sheet.
Be provided with insulation system's spliced pole in the bottom of heating rod body, avoid the direct bottom contact with firing equipment of heating end of heating rod body, be provided with the structure of self-starting after intaking on the spliced pole, make things convenient for the heating of heating rod body when aquatic, simultaneously at the state decline heating rod body of heating rod body circular telegram after taking out from aquatic, the inside self-starting structure auto-power-off of spliced pole, avoid heating rod body dry combustion method in the air and damage, improve the safety that the heating rod body used, only be located under the state under water at the heating rod body, the inside self-starting structure of spliced pole circular telegram and form the route with the circuit of heating rod body, make things convenient for the safe handling of heating rod.
Preferably, the connecting column is fixed and sealed with the heating rod body, and the inside of the first mounting groove is communicated with the inside of the connecting hole.
The inside of connecting hole makes things convenient for the installation of first contact switch, and the control circuit of two first contact switches is established ties with the heating control circuit of heating rod body, and when forming the route between two first contact switches 7, the heating control circuit of heating rod body can only form the route and normal use.
Preferably, an inside of the first water passage hole and an inside of the first mounting groove communicate with each other, an inside of the second water passage hole and an inside of the first mounting groove communicate with each other, and an inside of the second water passage hole and an inside of the first water passage hole communicate with each other.
After the inside in first limbers and the inside intercommunication in second limbers made things convenient for heating rod body 1 to break away from the surface of water completely, the inside water of spliced pole can be automatic fall down, prevents that the spliced pole from remaining the water of taking out on lifting up the back spliced pole.
Preferably, the two first contact switches are electrically connected with two ends of the output circuit of the heating rod body respectively, and the two second contact switches are electrically connected with the two first contact switches respectively.
Preferably, the first connection box is of a square structure, the four side faces of the first connection box are provided with induction boxes, the four induction boxes are identical in structure, the four third contact switches and the four fourth contact switches are connected in series, and the four third contact switches and the four fourth contact switches are connected in series with the two second contact switches.
The water pressure sensing structures with the same structures only realize the access between the two first contact switches and the two second contact switches when the water pressure sensing structures are under the water surface, and when one of the water pressure sensing structures is not under the water surface, the first contact switches and the second contact switches are in an open circuit state.
Preferably, the number of the first water through holes and the number of the second water through holes are four, and the four first water through holes are respectively arranged on the connecting column and located on four surfaces of the first connecting box.
Preferably, an adjusting groove is formed in the bottom of the first connecting box, a positioning groove is formed in the bottom of the connecting column, and two sliding shafts are arranged inside the adjusting groove.
Preferably, two sliding connection has the movable block on the sliding shaft, the right side fixedly connected with location spring of movable block, the right side of location spring with one side fixed connection of adjustment tank inner wall.
Preferably, one side fixedly connected with locating piece that the movable block kept away from the location spring, the one end of locating piece runs through first connecting box and extends to the outside of first connecting box to the locating piece extends to the outside one end of first connecting box with the inside joint of constant head tank.
When the first connecting box is required to be installed, only two movable blocks on the adjusting groove need to move to one side far away from the positioning groove, the movable blocks synchronously drive the positioning blocks to move towards the inside of the adjusting groove, when the positioning blocks completely extend to the inside of the adjusting groove, the first connecting box can be installed inside the first installing groove, two second contact switches on the first connecting box are aligned to two first contact switches, the first connecting box is pressed inside the first installing groove, when the second contact switches are in contact with the first contact switches, the bottom of the first connecting box and the bottom of the connecting column are on the same plane, the movable blocks are loosened, the movable blocks drive the positioning blocks to move towards the inside of the positioning groove under the action of the positioning springs, and when the positioning blocks are clamped with the positioning groove, first connection box is stable installs inside at first mounting groove
Preferably, the structure of the top of the second connecting box is the same as that of the top of the first connecting box, and the top of the second connecting box is fixedly connected with a conductive connecting sheet which is matched with the first contact switch.
When the function of automatic power off is not needed, only the first connecting box needs to be replaced by the second connecting box, the mounting structure between the second connecting box and the connecting column is the same as the mounting structure between the first connecting box and the connecting column, and when the second connecting box is mounted inside the first mounting groove, the conductive connecting sheet at the top of the second connecting box is electrically connected with the two first contact switches, so that the output end of the heating rod body is always in a state of a passage.
Compared with the related art, the automatic power-off heating rod provided by the invention has the following beneficial effects:
the invention provides an automatic power-off type heating rod, wherein a connecting column is provided with a self-starting structure after water enters, so that the heating rod body can be conveniently heated in water, and meanwhile, after the heating rod body is taken out of the water when the heating rod body is in a power-on state, the self-starting structure inside the connecting column is automatically powered off, so that the heating rod body is prevented from being damaged due to dry burning in the air, the use safety of the heating rod body is improved, and only in the underwater state of the heating rod body, the self-starting structure inside the connecting column is powered on and forms a passage with a circuit of the heating rod body, so that the safe use of the heating rod is facilitated.
Drawings
FIG. 1 is a schematic structural view of an embodiment of an auto-power-off heating rod according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of the portion B shown in FIG. 2;
FIG. 4 is a schematic view of the bottom of the connecting column of FIG. 1;
FIG. 5 is an enlarged view of the portion C shown in FIG. 4;
fig. 6 is a schematic structural view of the auto-power-off heating rod according to the present invention when the auto-power-off function is not used.
Reference numbers in the figures: 1. heating rod body, 2, the spliced pole, 3, first mounting groove, 4, the connecting hole, 5, first limbers, 6, the second limbers, 7, first contact switch, 8, first connecting box, 9, the second contact switch, 10, the sealing washer, 11, the second mounting groove, 12, the connecting rod, 13, response box, 14, the movable ring, 15, the linkage piece, 16, the third contact switch, 17, the fourth contact switch, 18, the adjustment tank, 19, the constant head tank, 20, the slide-axis, 21, the movable block, 22, the positioning spring, 23, the locating piece, 24, the second connecting box, 25, electrically conductive connection piece.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, wherein fig. 1 is a schematic structural view of an automatic power-off heating rod according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is an enlarged view of the portion B shown in FIG. 2; FIG. 4 is a schematic view of the bottom of the connecting column of FIG. 1; FIG. 5 is an enlarged view of the portion C shown in FIG. 4; fig. 6 is a schematic structural view of the auto-power-off heating rod according to the present invention when the auto-power-off function is not used. An auto-power-off heating rod comprising: a heating rod body 1; the top of the connecting column 2 is fixed at the bottom of the heating rod body 1; the first mounting groove 3 is formed in the bottom of the connecting column 2; the connecting hole 4 is formed in the connecting column 2 and is positioned at the top of the inner wall of the first mounting groove 3; the first limber hole 5 is formed in the outer side of the connecting column 2; the second water through hole 6 is formed in the bottom of the connecting column 2; the two first contact switches 7 are arranged on the connecting column 2 and positioned at the top of the inner wall of the connecting hole 4; the first connecting box 8 is arranged inside the first mounting groove 3, and the first connecting box 8 is arranged inside the first mounting groove 3; the bottoms of the two second contact switches 9 are fixed on the top of the first connecting box 8; the sealing ring 10 is arranged between the first connecting box 8 and the connecting column 2; the second mounting groove 11 is formed in the surface of the first connecting box 8; the surface of the connecting rod 12 is clamped with the inner surface of the second mounting groove 11 through a connecting ring; the induction box 13, one side of the induction box 13 is fixed on the connecting rod 12; the movable ring 14 is arranged inside the induction box 13, and the movable ring 14 is arranged inside the induction box 13; the linkage piece 15, the said linkage piece 15 is fixed to the inside of the said movable ring 14; the third contact switch 16 is arranged on one side of the inner wall of the induction box 13; and a fourth contact switch 17, wherein the fourth contact switch 17 is arranged on the linkage piece 15.
Be provided with insulation system's spliced pole 2 in the bottom of heating rod body 1, avoid the direct bottom contact with heating equipment of heating end of heating rod body 1, be provided with the structure of self-starting after going into water on spliced pole 2, make things convenient for the heating of heating rod body 1 when the aquatic, simultaneously at the state decline of heating rod body 1 circular telegram after heating rod body 1 takes out from the aquatic, the inside self-starting structure auto-power-off of spliced pole 2, avoid heating rod body 1 to burn futilely in the air and damage, improve the safety of heating rod body 1 use, only be located under the state under water at heating rod body 1, the inside self-starting structure of spliced pole 2 circular telegram just forms the route with the circuit of heating rod body 1, make things convenient for the safe handling of heating rod.
This equipment is if not put into aquatic completely to the bottom of heating rod body 1 under the state of inserting the electricity, the heating part clock of heating rod body 1 is in the state of opening a circuit, only when the bottom of heating rod body 1 is put into aquatic completely, the heating part of heating rod body 1 just can the circular telegram and heat water, make and use safe and reliable more in the family, heating rod body 1 continues the heat production and causes the consequence that can not save under the state of avoiding not cutting off the power supply, guarantee user's property and personal safety.
Heating rod body 1 adopts the waterproof type heating rod among the prior art, can put into aquatic and the phenomenon that can not appear the electric leakage with heating rod body 1 completely, at the in-process that uses, take out back with heating rod body 1 from the aquatic, even if do not pull out the power and also can not continue to heat, guarantee heating rod body 1 is external the security when not contacting with water, avoid heating rod body 1 the phenomenon of dry combustion method to appear, and heating rod body 1 adopts the mode use of lying formula entering water completely, guarantee heating rod body 1 is completely in the aquatic when heating.
Preferably, spliced pole 2 with it is fixed and sealed between the heating rod body 1, the inside of first mounting groove 3 with the inside intercommunication of connecting hole 4, sealed structure is avoided water to get into spliced pole 2's inside when using and is leaded to spliced pole 2 inside electric elements malfunctioning.
The inside of connecting hole 4 facilitates the installation of first contact switch 7, and the control circuit of two first contact switches 7 is established ties with the heating control circuit of heating rod body 1, and when forming the route between two first contact switches 7, the heating control circuit of heating rod body 1 can form the route and normal use.
Preferably, the inside of the first water passage hole 5 and the inside of the first mounting groove 3 communicate with each other, the inside of the second water passage hole 6 and the inside of the first mounting groove 3 communicate with each other, and the inside of the second water passage hole 6 and the inside of the first water passage hole 5 communicate with each other.
After the inside of first limbers 5 and the inside intercommunication of second limbers 6 made things convenient for heating rod body 1 to break away from the surface of water completely, the inside water of spliced pole 2 can be automatic fall down, prevents that spliced pole 2 from remaining the water of taking out on lifting up back spliced pole 2.
Preferably, the two first contact switches 7 are electrically connected to two ends of the output circuit of the heating rod body 1, respectively, and the two second contact switches 9 are electrically connected to the two first contact switches 7, respectively.
The first contact switch 7 is electrically connected with the control circuit of the heating rod body 1 so that after the two first contact switches 7 are electrified, the heating rod body 1 is conveniently electrified to be started, and the two second contact switches 9 are matched with the first contact switches 7 and are electrically connected with the first contact switches 7, so that the access and short circuit of the first contact switches 7 can be conveniently controlled.
Preferably, the first connection box 8 has a square structure, and the four side surfaces of the first connection box 8 are provided with the sensing boxes 13, the four sensing boxes 13 have the same structure, four third contact switches 16 and four fourth contact switches 17 are connected in series, and four third contact switches 16 and four fourth contact switches 17 are connected in series with two second contact switches 9.
The water pressure sensing structures with the same structures only realize the access between the two first contact switches 7 and the two second contact switches 9 when the water pressure sensing structures are under the water surface, and when one of the water pressure sensing structures is not under the water surface, the first contact switches 7 and the second contact switches 9 are in an open circuit state.
The pressure inside the induction box 13 is standard atmospheric pressure, a piston structure is arranged between the inner surfaces of the movable ring 14 and the induction box 13, a sealing structure is formed between the linkage sheet 15 inside the movable ring 14 and the movable ring 14, the fourth contact switch 17 on the linkage sheet 15 and the first contact switch inside the induction box 13 are in a separated state, when the induction box 13 is located underwater, the water pressure is greater than the standard atmospheric pressure inside the induction box 13, the movable ring 14 is driven by the influence of the water pressure to move towards the third contact switch 16 and contact with the third contact switch 16 to form a passage, when the four induction boxes 13 are all located underwater, the four induction structures are all communicated, and the passage is formed between the first contact switch 7 and the second contact switch 9.
Preferably, the number of the first water through holes 5 and the number of the second water through holes 6 are four, and the four first water through holes 5 are respectively arranged on the connecting column 2 and located on four surfaces of the first connecting box 8.
The first limbers 5 and the second limbers 6 that four groups of symmetric distributions conveniently detect different positions and whether go deep into the aquatic, avoid heating rod body 1 bottom partly not go deep into the aquatic still and generate heat, cause the phenomenon that heating rod body 1 part is dried and burns.
Preferably, the bottom of the first connection box 8 is provided with an adjustment groove 18, the bottom of the connection column 2 is provided with a positioning groove 19, and two sliding shafts 20 are arranged inside the adjustment groove 18.
The adjustment structure is conveniently set up to adjustment tank 18, makes things convenient for the installation and the fixed of sliding shaft 20, and two sliding shafts 20 can ensure the stability of movable block 21 horizontal slip for movable block 21 removes more in a flexible way, and it is dead to take place the card when avoiding moving block 21 to remove.
Preferably, two sliding shafts 20 are slidably connected with a movable block 21, the right side of the movable block 21 is fixedly connected with a positioning spring 22, and the right side of the positioning spring 22 is fixedly connected with one side of the inner wall of the adjusting groove 18.
The movable block 21 is convenient to control the movement of the positioning block 23 on the two sliding shafts 20 through a sliding structure, the positioning spring 22 is arranged on the right side of the movable block 21, the positioning spring 22 is convenient to generate acting force for clamping the movable block 21 to the inside of the positioning groove 19, and the positioning block 23 is convenient to clamp and fix with the positioning groove 19.
Preferably, one side of the movable block 21, which is far away from the positioning spring 22, is fixedly connected with a positioning block 23, one end of the positioning block 23 penetrates through the first connection box 8 and extends to the outside of the first connection box 8, and one end of the positioning block 23, which extends to the outside of the first connection box 8, is clamped with the inside of the positioning groove 19.
When the first connecting box 8 needs to be installed, only the two movable blocks 21 on the adjusting groove 18 need to move to one side away from the positioning groove 19, the movable blocks 21 synchronously drive the positioning block 23 to move towards the inside of the adjusting groove 18, when the positioning block 23 completely extends to the inside of the adjusting groove 18, the first connecting box 8 can be installed inside the first installation groove 3, the two second contact switches 9 on the first connecting box 8 are aligned to the two first contact switches 7, the first connecting box 8 is pressed inside the first installation groove 3, when the second contact switches 9 are abutted to the first contact switches 7, the bottom of the first connecting box 8 and the bottom of the connecting column 2 are on the same plane, the movable blocks 21 are loosened, the movable blocks 21 drive the positioning block 23 to move towards the inside of the positioning groove 19 under the action of the positioning springs 22, when the positioning block 23 is clamped with the positioning groove 19, the first connection box 8 is stably installed in the first installation groove 3.
Preferably, the structure of the top of the second connection box 24 is the same as that of the top of the first connection box 8, and a conductive connecting piece 25 is fixedly connected to the top of the second connection box 24, and the conductive connecting piece 25 is matched with the first contact switch 7.
When the function of automatic power off is not needed, only the first connecting box 8 needs to be replaced by the second connecting box 24, the mounting structure between the second connecting box 24 and the connecting column 2 is the same as the mounting structure between the first connecting box 8 and the connecting column 2, and when the second connecting box 24 is mounted inside the first mounting groove 3, the conductive connecting sheet 25 at the top of the second connecting box 24 is electrically connected with the two first contact switches 7, so that the output end of the heating rod body 1 is always in a state of a passage.
The working principle of the automatic power-off heating rod provided by the invention is as follows:
s1, when the induction box 13 is located under water, the water pressure is greater than the standard atmospheric pressure inside the induction box 13, so that the movable ring 14 is influenced by the water pressure to drive the fourth contact switch 17 to move toward the third contact switch 16 and contact with the third contact switch 16 to form a passage, and when all the four induction boxes 13 are located under water, all the four induction structures are communicated, so that a passage is formed between the first contact switch 7 and the second contact switch 9;
s2 is not required to use the function of auto-power-off, and only the first connection box 8 needs to be replaced with the second connection box 24, the mounting structure between the second connection box 24 and the connection post 2 is the same as the mounting structure between the first connection box 8 and the connection post 2, and when the second connection box 24 is mounted inside the first mounting groove 3, the conductive connection piece 25 at the top of the second connection box 24 is electrically connected to the two first contact switches 7, so that the output end of the heating rod body 1 is always in the state of a passage.
Compared with the related art, the automatic power-off heating rod provided by the invention has the following beneficial effects:
be provided with the structure of self-starting after going into water on spliced pole 2, make things convenient for the heating of heating rod body 1 when the aquatic, simultaneously in the state decline of heating rod body 1 circular telegram heating rod body 1 take out the back from the aquatic, the self-starting structure auto-power-off of spliced pole 2 inside, avoid heating rod body 1 dry combustion method and damage in the air, improve the safety that heating rod body 1 used, only be located under the state under water at heating rod body 1, the inside self-starting structure circular telegram of spliced pole 2 and form the route with the circuit of heating rod body 1, make things convenient for the safe handling of heating rod.
Second embodiment:
respond to the structure through being convenient for the installation between box 13 and the first connecting box 8 for response box 13 easy to assemble and dismantlement, thereby convenient change to response box 13 avoids responding to the impaired back of the inside electric elements of box 13 and can't maintain and change, prolongs the life and the change cycle of auto-power-off formula heating rod, reduces the cost of maintenance of auto-power-off formula heating rod, and the convenience of guarantee response box 13 installation and dismantlement.
When the response box 13 needs to be disassembled and replaced, preferentially disassembling the first mounting groove 8 from the inside of the first mounting groove 3, directly pulling the response box 13 to one side far away from the first mounting groove 8, so that the response box 13 is pulled, because the connection ring is of a rubber structure and can be elastically deformed, the connection ring on the connection rod 12 is compressed and gradually separated from the inside of the second mounting groove 11, the connection rod 12 is synchronously separated from the inside of the second mounting groove 11, when the connection rod 12 is completely separated from the inside of the second mounting groove 11, the response box 13 is disassembled from the first mounting groove 8, the normally used response box 13 structure which is prepared in advance is newly installed on the second mounting groove 11, during installation, only the connection rod 12 on the response box 13 needs to be pushed to the inside of the second mounting groove 11 with force.
Because the life of electric elements itself is limited, after long-time use, when electric elements appear damaging, because can't change partial electric elements, make whole equipment can't continue to use, it is higher relatively to the cost to change a complete heating rod body 1 again, when changing to the part of part damage, only need undertake the part of part the cost both, and the mode of installation and dismantlement is simple convenient, avoided heating rod body 1 to damage and can't continue to use because of the part of automatic power-off part, economy and practicality, reduce the cost of maintaining.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. An auto-power-off heating rod, comprising:
a heating rod body (1);
the top of the connecting column (2) is fixed at the bottom of the heating rod body (1);
the first mounting groove (3) is formed in the bottom of the connecting column (2);
the connecting hole (4) is formed in the connecting column (2) and is positioned at the top of the inner wall of the first mounting groove (3);
the first limber hole (5), the said first limber hole (5) is opened in the outside of the said joint pin (2);
the second water through hole (6), the said second water through hole (6) is opened in the bottom of the said joint pin (2);
two first contact switches (7), wherein the two first contact switches (7) are arranged on the connecting column (2) and positioned at the top of the inner wall of the connecting hole ((4));
the first connecting box (8), the first connecting box (8) is arranged inside the first mounting groove (3);
the bottoms of the two second contact switches (9) are fixed on the top of the first connecting box (8);
the sealing ring (10), the sealing ring (10) is arranged between the first connecting box (8) and the connecting column (2);
the second mounting groove (11) is formed in the surface of the first connecting box (8);
the surface of the connecting rod (12) is clamped with the inner surface of the second mounting groove (11) through a connecting ring;
the induction box (13), one side of the induction box (13) is fixed on the connecting rod (12);
the movable ring (14), the said movable ring (14) is set up in the said induction box (13);
the linkage piece (15), the said linkage piece (15) is fixed to the inside of the said movable ring (14);
the third contact switch (16), the said third contact switch (16) is set up in one side of the inner wall of the said reaction box (13);
a fourth contact switch (17), wherein the fourth contact switch (17) is arranged on the linkage sheet (15).
2. The auto-power-off heating rod according to claim 1, wherein the connection post (2) is fixed and sealed with the heating rod body (4), and the inside of the first mounting groove (3) and the inside of the connection hole (4) communicate with each other.
3. The auto-power-off heating rod as claimed in claim 1, wherein the inside of the first water passing hole (5) and the inside of the first mounting groove (3) communicate with each other, the inside of the second water passing hole (6) and the inside of the first mounting groove (3) communicate with each other, and the inside of the second water passing hole (6) and the inside of the first water passing hole (5) communicate with each other.
4. The auto-power-off heating rod according to claim 1, wherein two first contact switches (7) are electrically connected to both ends of the output circuit of the heating rod body (1), respectively, and two second contact switches (9) are electrically connected to the two first contact switches (7), respectively.
5. An autocurring heating rod according to claim 4, characterized in that the first connection box (8) has a square configuration and in that on each of the four sides of the first connection box (8) there is provided an induction box (13), the four induction boxes (13) having the same configuration, four of the third contact switches (16) and four of the fourth contact switches (17) being connected in series, and four of the third contact switches (16) and four of the fourth contact switches (17) being connected in series with two of the second contact switches (9).
6. The auto-power-off heating rod according to claim 5, wherein the first water passing holes (5) and the second water passing holes (6) are provided in four numbers, and the four first water passing holes (5) are respectively provided on the connection post (2) at positions on four sides of the first connection box (8).
7. The auto-power-off heating rod as claimed in claim 1, wherein the first connection box (8) has an adjustment groove (18) formed at the bottom thereof, the connection post (2) has a positioning groove (19) formed at the bottom thereof, and two sliding shafts (20) are disposed inside the adjustment groove (18).
8. The automatic power-off heating rod according to claim 7, wherein a movable block (21) is slidably connected to the two sliding shafts (20), a positioning spring (22) is fixedly connected to the right side of the movable block (21), and the right side of the positioning spring (22) is fixedly connected to one side of the inner wall of the adjusting groove (18).
9. The heating rod of claim 8, wherein a positioning block (23) is fixedly connected to a side of the movable block (21) away from the positioning spring (22), one end of the positioning block (23) penetrates through the first connection box (8) and extends to the outside of the first connection box (8), and one end of the positioning block (23) extending to the outside of the first connection box (8) is clamped with the inside of the positioning groove (19).
10. The auto-power-off heating rod as claimed in claim 1, further comprising a second connection box (24), wherein the structure of the top of the second connection box (24) is the same as that of the top of the first connection box 8, and a conductive connection piece (25) is fixedly connected to the top of the second connection box (24), and the conductive connection piece (25) is fitted with the first contact switch (7).
CN201910941130.8A 2019-09-30 2019-09-30 Automatic outage formula heating rod Active CN110602815B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105657881A (en) * 2016-03-17 2016-06-08 新乡市杰达精密电子器件有限公司 Electric heating device with temperature protection device
CN106455147A (en) * 2016-10-31 2017-02-22 江阴市国豪电热电器制造有限公司 Electric power-off quick electric heater
JP2018037248A (en) * 2016-08-31 2018-03-08 日立アプライアンス株式会社 Stream water heating heater
CN108601122A (en) * 2018-07-04 2018-09-28 安徽永牧机械集团有限公司 A kind of immersion heater
KR20190033229A (en) * 2017-09-21 2019-03-29 주식회사 이노핫 Water heater
CN208936563U (en) * 2018-10-24 2019-06-04 中山市崇德电器实业有限公司 A kind of anti-dry-heating heater with automatic ventilating function

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105657881A (en) * 2016-03-17 2016-06-08 新乡市杰达精密电子器件有限公司 Electric heating device with temperature protection device
JP2018037248A (en) * 2016-08-31 2018-03-08 日立アプライアンス株式会社 Stream water heating heater
CN106455147A (en) * 2016-10-31 2017-02-22 江阴市国豪电热电器制造有限公司 Electric power-off quick electric heater
KR20190033229A (en) * 2017-09-21 2019-03-29 주식회사 이노핫 Water heater
CN108601122A (en) * 2018-07-04 2018-09-28 安徽永牧机械集团有限公司 A kind of immersion heater
CN208936563U (en) * 2018-10-24 2019-06-04 中山市崇德电器实业有限公司 A kind of anti-dry-heating heater with automatic ventilating function

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