CN109301590B - Waterproof probe type temperature control plug - Google Patents

Waterproof probe type temperature control plug Download PDF

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Publication number
CN109301590B
CN109301590B CN201811166656.5A CN201811166656A CN109301590B CN 109301590 B CN109301590 B CN 109301590B CN 201811166656 A CN201811166656 A CN 201811166656A CN 109301590 B CN109301590 B CN 109301590B
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China
Prior art keywords
shell
plug
ejector rod
switch
lotus
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Application number
CN201811166656.5A
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CN109301590A (en
Inventor
梁嘉平
曾帆光
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Liang Jiaping
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Individual
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Priority to CN201811166656.5A priority Critical patent/CN109301590B/en
Publication of CN109301590A publication Critical patent/CN109301590A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66Structural association with built-in electrical component
    • H01R13/665Structural association with built-in electrical component with built-in electronic circuit
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66Structural association with built-in electrical component
    • H01R13/70Structural association with built-in electrical component with built-in switch

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Push-Button Switches (AREA)

Abstract

The invention provides a waterproof probe type temperature control plug, which comprises a shell, at least one group of lotus flower plugs, a temperature controller, at least one micro switch, a spacer bush, an ejector rod assembly and a switch box, wherein the shell is assembled through a face shell and a bottom shell; the spacer bush is arranged in the shell to divide the interior of the shell into a heating tube insertion cavity and a sealing cavity; the lotus flower inserts are inserted on the spacer bush and are integrally injection molded with the spacer bush; the temperature controller is arranged in the sealing cavity; the temperature controller is provided with a probe tube; the probe tube passes through the spacer bush and passes out of the outer side of the shell; the micro switch is arranged in the switch box; the switch box is arranged in the sealing cavity; a trigger component matched with the micro switch is arranged on one side of the switch box; the ejector rod assembly is arranged in the sealing cavity, one end of the ejector rod assembly penetrates through the spacer bush, and the other end of the ejector rod assembly is propped against the trigger assembly; the invention has multiple waterproof structures; the waterproof effect is good.

Description

Waterproof probe type temperature control plug
Technical Field
The invention relates to the technical field of plugs, in particular to a waterproof probe type temperature control plug.
Background
The plug is widely used in our life, the plug is easy to generate electric leakage phenomenon when encountering water, the waterproof performance is poor, especially the outdoor plug is used for barbecue outdoors, the barbecue oven with the function of electrifying and heating is used, in the process of use, the plug is inserted into the heating body in the barbecue oven for electrifying and heating, the use is convenient, in case of encountering rainy days, rainwater easily enters the plug to cause the electric leakage condition, the problem of safety accidents is caused, or the plug falls into water to cause the electric leakage phenomenon of the plug, and the like, the danger is easily caused, so people start to design the waterproof plug, but most of the waterproof plug is realized by adding the sealing ring, the effect is not ideal, and if the shell is broken, the waterproof effect cannot be achieved, and water can directly flow into the shell from the gap of the shell to cause the electric leakage phenomenon, so the improvement is also needed.
Disclosure of Invention
The invention aims to provide a waterproof probe type temperature control plug with a multiple waterproof structure, which solves the problems in the prior art.
In order to achieve the above object, the present invention provides the following technical solutions:
A waterproof probe type temperature control plug comprises a shell, at least one group of lotus flower plugs, a temperature controller, at least one micro switch, a spacer bush, an ejector rod assembly and a switch box, wherein the shell is assembled through a face shell and a bottom shell; the spacer bush is arranged in the shell to divide the interior of the shell into a heating tube insertion cavity and a sealing cavity; the lotus flower inserts are inserted on the spacer bush and are integrally injection molded with the spacer bush; the temperature controller is arranged in the sealing cavity; the temperature controller is provided with a probe tube; the probe tube passes through the spacer bush and passes out of the outer side of the shell; the micro switch is arranged in the switch box; the switch box is arranged in the sealing cavity; a trigger component matched with the micro switch is arranged on one side of the switch box; the ejector rod assembly is arranged in the sealing cavity, one end of the ejector rod assembly penetrates through the spacer bush, and the other end of the ejector rod assembly is propped against the triggering assembly.
For further description of the invention, a probe tube sealing ring is arranged at the connection position of the probe tube and the spacer bush.
For further description of the invention, the front end of the lotus flower receptacle is sleeved with a slingshot ring.
For further description of the invention, an upper half power line hole is formed on one side of the face shell; a lower half power line hole corresponding to the upper half power line hole is formed in one side of the bottom shell; the face shell and the bottom shell are fixedly connected through screw assembly, and screw sealing rings are arranged between screw assembly positions.
For further description of the invention, a housing seal ring is also included; mounting grooves are formed in the peripheries of the corresponding sealing cavities in the face shell and the bottom shell; the shell sealing ring comprises a spacer sealing part, the front end of which seals the periphery of the spacer, and a shell sealing part, the rear side of which is arranged on the groove; and the shell sealing part is provided with a power line hole sealing ring corresponding to the upper half power line hole and the lower half power line hole.
For further description of the present invention, the switch box includes a lower box body and an upper box body that are fastened to each other; a power supply wire inlet hole, a power supply wire outlet hole and an opening matched with the trigger component are respectively formed on the side surface between the upper box body and the lower box body; the power supply wire inlet hole and the power supply wire outlet hole are respectively provided with a sealing wire sleeve; the triggering component comprises a key sleeve and a pressing piece; the key sleeve is sleeved outside the opening; the pushing piece is arranged on the inner side of the key sleeve and used for pushing the contact of the micro switch.
For further description of the invention, a mounting block is arranged in the sealing cavity; the ejector rod assembly comprises an ejector rod sleeve, an ejector rod and a spring; the ejector rod is sleeved at one end of the ejector rod; the ejector rod sleeve passes through the spacer bush; the ejector rod is provided with a stop block; the ejector rod is arranged on the mounting block; the spring is sleeved in the ejector rod; one end of the spring is propped against the stop block, and the other end of the spring is propped against the mounting block; the other end of the ejector rod is pressed on the surface of the key sleeve.
The invention is further described and further comprises a power supply lamp, a temperature control indicator lamp, a key sleeve self-locking switch and an adjusting knob; the power lamp is arranged in the sealing cavity through the power lamp holder and the power lamp sealing ring and is displayed on the surface of the shell; the temperature control indicator lamp is arranged in the sealing cavity through the temperature control lamp holder and the temperature control lamp sealing ring and is displayed on the surface of the shell; the key sleeve self-locking switch is arranged in the sealing cavity through a self-locking switch sealing ring, and the self-locking button protrudes out of the shell; the adjusting knob is arranged on the shell through a knob sealing ring and is connected with the temperature controller; the lotus flower inserts are divided into a first group of lotus flower inserts and a second group of lotus flower inserts; the first group of lotus flower inserts comprise a first lotus flower insert and a second lotus flower insert; the second group of lotus flower inserts comprise a third lotus flower insert and a fourth lotus flower insert; the key sleeve self-locking switch controls the second group of lotus flower inserts to be started and closed; the two micro switches are divided into a first micro switch and a second micro switch; an insulating sheet is arranged between the first micro switch and the second micro switch.
For further description of the invention, the probe tube is correspondingly arranged at the middle position of the spacer bush; the first lotus flower plug and the third lotus flower plug are arranged on one side of the spacer bush; the second lotus flower plug and the fourth lotus flower plug are arranged on the other side of the spacer bush.
Further description of the invention, also including power cords and temperature fuses; the hot wire in the power line is electrically connected with a first micro switch, the other end of the first micro switch is electrically connected with a temperature fuse, the other end of the temperature fuse is electrically connected with a temperature controller and a power lamp respectively, the other end of the temperature controller is electrically connected with a temperature control indicator lamp, a key sleeve self-locking switch and a first lotus plug, the first lotus plug and a second lotus plug are electrically connected through a first heating pipe, the other end of the key sleeve self-locking switch is electrically connected with a third lotus plug, the third lotus plug and a fourth lotus plug are electrically connected through a second heating pipe, the other ends of the power lamp, the temperature control indicator lamp, the second lotus plug and the fourth lotus plug are electrically connected with the micro switch respectively, and the other end of the micro switch is electrically connected with a zero line in the power line; the ground wire in the power wire is connected with the temperature controller.
The beneficial effects of the invention are as follows:
According to the invention, the inside of the shell is divided into the heating pipe inserting cavity and the sealing cavity through the spacer bush, the elements are arranged in the sealing cavity, a layer of waterproof effect is achieved, in addition, during forming, the lotus plug and the spacer bush are integrally injection molded, so that the lotus plug and the spacer bush are seamlessly connected, a good waterproof effect is achieved, a switch box is arranged in the sealing cavity in the shell, a micro switch is arranged in the switch box, the switch box performs waterproof protection on the micro switch again, when a plug is inserted into a heating body power socket, a protrusion on the heating body power socket is utilized to push a top rod assembly, the top rod assembly pushes a contact of the micro switch in the switch box through a push touch piece, the circuit is communicated, the integral structure is provided with multiple waterproof effects, water cannot enter the sealing cavity from the lotus plug position, and then through the arrangement of various sealing rings, the sealing cavity is used as a layer of waterproof protection layer under the condition that the shell is not damaged, and in the use process of the plug, even in rainy days, rainwater cannot enter the sealing cavity or fall into the plug, and the waterproof effect is achieved; if the shell falls down and the like to cause breakage, water enters the sealing cavity, and the switch box can also be used as a second waterproof protective layer to protect the micro switch.
Drawings
Fig. 1 is an overall construction view of the bottom case of the present invention after being disassembled;
FIG. 2 is an internal block diagram of the present invention;
FIG. 3 is an exploded view of the overall structure of the present invention;
FIG. 4 is an exploded view of the ejector pin assembly of the present invention;
FIG. 5 is an exploded view of the switch box and trigger assembly of the present invention;
FIG. 6 is a view showing the structure of a seal ring of the housing of the present invention;
FIG. 7 is a schematic view showing a state in which a power outlet of a heating element of the present invention is not energized;
FIG. 8 is a schematic diagram showing the power-on state of the heating element power jack of the present invention;
fig. 9 is a circuit diagram of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
As shown in fig. 1-9, a waterproof probe type temperature control plug comprises a shell 1 assembled by a face shell 101 and a bottom shell 102, at least one group of lotus flower inserts 2, a temperature controller 3, at least one micro switch 7, a spacer sleeve 4, an ejector rod assembly 5 and a switch box 6; the spacer bush 4 is arranged in the shell 1 to divide the interior of the shell 1 into a heating tube insertion cavity 01 and a sealing cavity 02; the lotus flower inserts 2 are inserted on the spacer bush 4 and are integrally injection molded with the spacer bush; the temperature controller 3 is arranged in the sealing cavity 02; the temperature controller 3 is provided with a probe tube 31; the probe tube 31 passes through the spacer bush 4 and passes out of the outer side of the shell 1; the micro switch 7 is arranged in the switch box 6; the switch box 6 is arranged in the sealing cavity 02; a trigger component 8 matched with the micro switch 7 is arranged on one side of the switch box 6; the ejector rod assembly 5 is arranged in the sealing cavity 02, one end of the ejector rod assembly penetrates through the spacer bush 4, and the other end of the ejector rod assembly is propped against the trigger assembly 8; the heating element power socket 200 has therein a heating tube 2001 corresponding to the lotus flower socket 2, a probe tube orifice 200-3 corresponding to the probe tube 31, and a boss 200-4 corresponding to the ejector pin assembly 5, and the heating tube insertion chamber 01 has thereon a heating tube orifice 011 into which the heating tube 2001 is inserted, and a through hole 012 into which the boss 200-4 is inserted.
A probe tube sealing ring 311 is arranged at the connection position of the probe tube 31 and the spacer bush 4; water is prevented from entering the sealed cavity 02 through the gap where the probe tube 31 is connected with the spacer 4.
The front end of the lotus flower insert 2 is sleeved with a slingshot ring 201; the slingshot 201 can tighten the head of the lotus flower receptacle 2, and when the heating tube 2001 is inserted into the lotus flower receptacle 2, the contact between the lotus flower receptacle 2 and the heating tube 2001 is kept good, and after the heating tube 2001 is pulled out, the head of the lotus flower receptacle 2 is contracted.
An upper half power line hole 1011 is formed in one side of the face shell 101; a lower half power line hole 1021 corresponding to the upper half power line hole 1011 is formed on one side of the bottom case 102; the face shell 101 and the bottom shell 102 are fixedly connected through a screw 10 in an assembling way, and a screw sealing ring 1001 is arranged between assembling positions of the screw 10; the face shell 101 and the bottom shell 102 are fixedly installed through the screw 10, the screw 10 is sealed through the screw sealing ring 1001, and water is prevented from entering the sealing cavity 02 of the shell 1 from the screw 10 assembly position.
Also comprises a shell sealing ring 9; mounting grooves are formed in the surface shell 101 and the bottom shell 102 at the periphery corresponding to the sealing cavity 02; the shell sealing ring 9 comprises a spacer sealing part 91 with the front end sealing the periphery of the spacer 4 and a shell sealing part 92 with the rear side arranged on the groove; the housing sealing part 92 is provided with a power line 15 hole sealing ring 93 corresponding to the upper half power line hole 1011 and the lower half power line hole 1021; the spacer bush sealing part 91 is sleeved on the outer periphery of the spacer bush 4, the shell sealing part 92 is arranged in the mounting groove to seal the periphery of the sealing cavity 02, and the positions of the power line 15 hole sealing rings 93 are correspondingly arranged in the upper half power line hole 1011 and the lower half power line hole 1021, so that the waterproof sealing effect is further achieved.
The switch box 6 comprises a lower box body 61 and an upper box body 62 which are mutually buckled; a power supply wire inlet hole 63, a power supply wire outlet hole 64 and an opening 65 matched with the trigger component 8 are respectively formed on the side surface between the upper box body 62 and the lower box body 61; the power supply wire inlet hole 63 and the power supply wire outlet hole 64 are respectively provided with a sealing wire sleeve 601; the triggering component 8 comprises a key sleeve 81 and a pressing piece 82; the key sleeve 81 is sleeved outside the opening 65; the pressing piece 82 is arranged on the inner side of the key sleeve 81 and used for pressing the contact of the micro switch 7; the electric wire enters into and exits from the switch box 6 from the power seal wire sleeve 601, is electrically connected with the micro switch 7, the seal wire sleeve 601 plays a waterproof role, the key sleeve 81 is sleeved outside the opening 65 to prevent water from entering into the switch box 6 from the opening 65, and when the jacking component jacks the surface of the key sleeve 81, the key sleeve 81 is sunken inwards to drive the jacking piece 82 arranged inside the key sleeve to touch the micro switch 7.
A mounting block 021 is arranged in the sealing cavity 02; the ejector rod assembly 5 comprises an ejector rod sleeve 51, an ejector rod 52 and a spring 53; the ejector rod sleeve 51 is sleeved at one end of the ejector rod 52; the ejector rod sleeve 51 passes through the spacer bush 4; the ejector rod 52 is provided with a stop block 521; the ejector rod 52 is arranged on the mounting block 021; the spring 53 is sleeved in the ejector rod 52; one end of the spring 53 is propped against the stop block 521, and the other end is propped against the mounting block 021; the other end of the ejector rod 52 is pressed against the surface of the key sleeve 81; the ejector rod sleeve 51 is arranged on the spacer bush 4 to play a role in water prevention and triggering, when the plug is inserted into the power socket 200 of the heating body, the protrusion 200-4 touches the ejector rod sleeve 51, so that the ejector rod sleeve 51 drives the ejector rod 52 to move backwards, the ejector trigger assembly 8 is used for starting the micro switch 7, after the plug is pulled out, the ejector rod sleeve 51 is separated from the protrusion 200-4, and the ejector rod 52 is reset through the spring 53.
The device also comprises a power supply lamp 11, a temperature control indicator lamp 12, a key sleeve self-locking switch 13 and an adjusting knob 14; the power lamp 11 is arranged in the sealing cavity 02 through a power lamp holder 111 and a power lamp sealing ring 112 and is displayed on the surface of the shell 1; the temperature control indicator lamp 12 is arranged in the sealing cavity 02 through the temperature control lamp holder 121 and the temperature control lamp sealing ring 122 and is displayed on the surface of the shell 1; the key sleeve self-locking switch 13 is arranged in the sealing cavity 02 through a self-locking switch sealing ring 131, and the self-locking button protrudes out of the shell 1; the adjusting knob 14 is arranged on the shell 1 through a knob sealing ring 141 and is connected with the temperature controller 3; the lotus flower inserts 2 are divided into a first group of lotus flower inserts 21 and a second group of lotus flower inserts 22; the first group of lotus flower inserts 21 comprises a first lotus flower insert 211 and a second lotus flower insert 212; the second set of lotus flower inserts 22 includes a third lotus flower insert 221 and a fourth lotus flower insert 222; the key sleeve self-locking switch 13 controls the closing of a circuit of the second group of lotus flower inserts 22; the two micro switches 7 are divided into a first micro switch 71 and a second micro switch 72; an insulating sheet 73 is arranged between the first micro switch 71 and the second micro switch 72, and the arrangement of the insulating sheet 73 enables circuits connected with the first micro switch 71 and the second micro switch 72 to be separated, so that mutual influence is avoided; after the plug is inserted into the heating body power socket 200, the micro switch 7 is started, the power lamp 11 indicates the communication state of the micro switch 7, the temperature control indicator lamp 12 displays the switch state of the temperature controller 3, and the key sleeve self-locking switch 13 controls the power on of the second group of lotus flower sockets 22 by pressing the self-locking button; the temperature of the temperature controller 3 is regulated and controlled by rotating the regulating knob 14, so that the temperature detected by the switch of the temperature controller 3 reaches a set value and is automatically disconnected.
The probe tube 31 is correspondingly arranged at the middle position of the spacer bush 4; the first lotus flower receptacle 211 and the third lotus flower receptacle 221 are arranged on one side of the spacer bush 4; the second lotus flower receptacle 212 and the fourth lotus flower receptacle 222 are arranged on the other side of the spacer 4.
Also includes a power cord 15 and a temperature fuse 16; the fire wire in the power line 15 is electrically connected with the first micro switch 71, the other end of the first micro switch 71 is electrically connected with the temperature fuse 16, the other end of the temperature fuse 16 is respectively electrically connected with the temperature controller 3 and the power lamp 11, the other end of the temperature controller 3 is respectively electrically connected with the temperature control indicator 12, the key sleeve self-locking switch 13 and the first lotus plug 211, the first lotus plug 211 and the second lotus plug 212 are electrically connected through the first heating tube 200-1, the other end of the key sleeve self-locking switch 13 is electrically connected with the third lotus plug 221, the third lotus plug 221 and the fourth lotus plug 222 are electrically connected through the second heating tube 200-2, the other ends of the power lamp 11, the temperature control indicator 12, the second lotus plug 212 and the fourth lotus plug 222 are respectively electrically connected with the micro switch 7, and the other end of the micro switch 7 is electrically connected with the zero line in the power line 15; the ground wire in the power wire 15 is connected with the temperature controller 3; in this embodiment, the heat generating tube 2001 has a U-shaped structure, the first heat generating tube 200-1 is 1900W, and the second heat generating tube is 400W.
The working principle of the embodiment is as follows:
When the plug of the invention is inserted into the heating body power socket 200, the probe tube 31 on the temperature controller 3 is inserted into the probe tube orifice 200-3 of the heating body power socket 200, two heating tubes 2001 respectively penetrate through the heating tube orifice 011 and enter the heating tube insertion cavity 01 and are inserted into the lotus plug 2, meanwhile, the bulge 200-4 enters the heating tube insertion cavity 01 through the through hole 012 and is propped against the surface of the ejector rod sleeve 51 of the ejector rod assembly 5, the bulge 200-4 pushes the ejector rod sleeve 51, the ejector rod sleeve 51 drives the ejector rod 52 to push the key sleeve 81 of the trigger assembly 8, the key sleeve 81 drives the propping piece 82 to move to push the contact of the micro switch 7 in the switch box 6, so that a circuit is communicated, the heating tubes 2001 are heated, in the use process, the temperature of the temperature controller 3 is regulated through the regulating knob 14, the temperature detected by the switch of the temperature controller 3 reaches the set value to be automatically disconnected, the first heating tube 200-1 can generate heat after being electrified, and the second heating tube 200-2 can be controlled to generate heat through the opening and closing of the key sleeve switch 13; after the plug is pulled out, the heating tube 2001 is separated from the lotus seed plug 2, the protrusion 200-4 is separated from the ejector rod sleeve 51, the ejector rod 52 is reset through the spring 53, and the ejector piece 82 is separated from the micro switch 7, so that a circuit is disconnected.
The above description should not be taken as limiting the scope of the invention, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.

Claims (5)

1. The utility model provides a waterproof probe type control by temperature change plug, includes casing, at least a set of lotus flower receptacle, temperature controller and at least one micro-gap switch through face-piece and drain pan equipment, its characterized in that: the switch box also comprises a spacer bush, a push rod assembly and a switch box; the spacer bush is arranged in the shell to divide the interior of the shell into a heating tube insertion cavity and a sealing cavity; the lotus flower inserts are inserted on the spacer bush and are integrally injection molded with the spacer bush; the temperature controller is arranged in the sealing cavity; the temperature controller is provided with a probe tube; the probe tube passes through the spacer bush and passes out of the outer side of the shell; the micro switch is arranged in the switch box; the switch box is arranged in the sealing cavity; a trigger component matched with the micro switch is arranged on one side of the switch box; the ejector rod assembly is arranged in the sealing cavity, one end of the ejector rod assembly penetrates through the spacer bush, and the other end of the ejector rod assembly is propped against the trigger assembly;
A probe tube sealing ring is arranged at the connection position of the probe tube and the spacer bush;
an upper half power line hole is formed in one side of the face shell; a lower half power line hole corresponding to the upper half power line hole is formed in one side of the bottom shell; the surface shell and the bottom shell are fixedly connected through screw assembly, and screw sealing rings are arranged between screw assembly positions;
The sealing device also comprises a shell sealing ring; mounting grooves are formed in the peripheries of the corresponding sealing cavities in the face shell and the bottom shell; the shell sealing ring comprises a spacer sealing part, the front end of which seals the periphery of the spacer, and a shell sealing part, the rear side of which is arranged on the groove; the shell sealing part is provided with a power line hole sealing ring corresponding to the upper half power line hole and the lower half power line hole;
The switch box comprises a lower box body and an upper box body which are mutually buckled; a power supply wire inlet hole, a power supply wire outlet hole and an opening matched with the trigger component are respectively formed on the side surface between the upper box body and the lower box body; the power supply wire inlet hole and the power supply wire outlet hole are respectively provided with a sealing wire sleeve; the triggering component comprises a key sleeve and a pressing piece; the key sleeve is sleeved outside the opening; the pressing piece is arranged at the inner side of the key sleeve and used for pressing the contact of the micro switch;
A mounting block is arranged in the sealing cavity; the ejector rod assembly comprises an ejector rod sleeve, an ejector rod and a spring; the ejector rod is sleeved at one end of the ejector rod; the ejector rod sleeve passes through the spacer bush; the ejector rod is provided with a stop block; the ejector rod is arranged on the mounting block; the spring is sleeved in the ejector rod; one end of the spring is propped against the stop block, and the other end of the spring is propped against the mounting block; the other end of the ejector rod is pressed on the surface of the key sleeve.
2. A waterproof probe type temperature control plug according to claim 1, wherein: the front end of the lotus flower receptacle is sleeved with a slingshot ring.
3. A waterproof probe type temperature control plug according to claim 1, wherein: the automatic control device also comprises a power supply lamp, a temperature control indicator lamp, a key sleeve self-locking switch and an adjusting knob; the power lamp is arranged in the sealing cavity through the power lamp holder and the power lamp sealing ring and is displayed on the surface of the shell; the temperature control indicator lamp is arranged in the sealing cavity through the temperature control lamp holder and the temperature control lamp sealing ring and is displayed on the surface of the shell; the key sleeve self-locking switch is arranged in the sealing cavity through a self-locking switch sealing ring, and the self-locking button protrudes out of the shell; the adjusting knob is arranged on the shell through a knob sealing ring and is connected with the temperature controller; the lotus flower inserts are divided into a first group of lotus flower inserts and a second group of lotus flower inserts; the first group of lotus flower inserts comprise a first lotus flower insert and a second lotus flower insert; the second group of lotus flower inserts comprise a third lotus flower insert and a fourth lotus flower insert; the key sleeve self-locking switch controls the second group of lotus flower inserts to be started and closed; the two micro switches are divided into a first micro switch and a second micro switch; an insulating sheet is arranged between the first micro switch and the second micro switch.
4. A waterproof probe type temperature-controlled plug according to claim 3, wherein: the probe tube is correspondingly arranged at the middle position of the spacer bush; the first lotus flower plug and the third lotus flower plug are arranged on one side of the spacer bush; the second lotus flower plug and the fourth lotus flower plug are arranged on the other side of the spacer bush.
5. A waterproof probe type temperature-controlled plug according to claim 3, wherein: the device also comprises a power line and a temperature fuse; the hot wire in the power line is electrically connected with a first micro switch, the other end of the first micro switch is electrically connected with a temperature fuse, the other end of the temperature fuse is electrically connected with a temperature controller and a power lamp respectively, the other end of the temperature controller is electrically connected with a temperature control indicator lamp, a key sleeve self-locking switch and a first lotus plug, the first lotus plug and a second lotus plug are electrically connected through a first heating pipe, the other end of the key sleeve self-locking switch is electrically connected with a third lotus plug, the third lotus plug and a fourth lotus plug are electrically connected through a second heating pipe, the other ends of the power lamp, the temperature control indicator lamp, the second lotus plug and the fourth lotus plug are electrically connected with the micro switch respectively, and the other end of the micro switch is electrically connected with a zero line in the power line; the ground wire in the power wire is connected with the temperature controller.
CN201811166656.5A 2018-10-08 2018-10-08 Waterproof probe type temperature control plug Active CN109301590B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811166656.5A CN109301590B (en) 2018-10-08 2018-10-08 Waterproof probe type temperature control plug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811166656.5A CN109301590B (en) 2018-10-08 2018-10-08 Waterproof probe type temperature control plug

Publications (2)

Publication Number Publication Date
CN109301590A CN109301590A (en) 2019-02-01
CN109301590B true CN109301590B (en) 2024-04-26

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CN201113023Y (en) * 2007-03-26 2008-09-10 陈庆健 Waterproof temperature-limiting mobile power supply socket
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CN105932497A (en) * 2016-07-07 2016-09-07 温州国好机电科技有限公司 Loop-lighting safety socket and plug component
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CN107946832A (en) * 2017-12-20 2018-04-20 佛山市高明欧电子制造有限公司 A kind of coupler with magnetic plug with magnetic temperature controller
CN107978913A (en) * 2017-12-27 2018-05-01 安徽森力汽车电子有限公司 360 degree of panoramic shooting header structures
CN208923465U (en) * 2018-10-08 2019-05-31 梁嘉平 A kind of waterproof probe-type temp-control plug

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