CN210692432U - Automobile cigarette lighter - Google Patents
Automobile cigarette lighter Download PDFInfo
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- CN210692432U CN210692432U CN201921709113.3U CN201921709113U CN210692432U CN 210692432 U CN210692432 U CN 210692432U CN 201921709113 U CN201921709113 U CN 201921709113U CN 210692432 U CN210692432 U CN 210692432U
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- movable contact
- cigarette lighter
- shell
- bimetallic disc
- static contact
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Abstract
The utility model discloses an automobile cigarette lighter, which comprises a cigarette lighter seat, the cigarette lighter seat comprises a shell, a conductive column and a conductive elastic sheet fixedly connected with the conductive column are arranged in the shell, the cigarette lighter seat also comprises a temperature control switch, the temperature control switch comprises a bimetallic disc, an action rod, a movable contact spring with a movable contact, a static contact spring with a static contact, a first rivet fixedly connected with the movable contact spring, a second rivet fixedly connected with the static contact, the movable contact is contacted with the static contact, the outer side cover of the bimetallic disc is provided with a heat conducting cover, the end surface of the heat conducting cover facing the conductive column is provided with a convex column, the convex column is provided with a mounting groove for inserting and fixing the conductive column, one end of the first rivet far away from the movable contact spring is connected with the heat conducting cover through a first wiring sheet, compared with the existing cigarette lighter, the temperature control switch is increased, compared with the protection structure of, the double-metal-sheet short-circuit protection circuit breaker can be repeatedly used, and compared with the double-metal-sheet short-circuit protection circuit breaker, the double-metal-sheet short-circuit protection circuit breaker is safer in open circuit protection.
Description
Technical Field
The utility model belongs to the technical field of the automobile parts, concretely relates to automobile cigarette lighter.
Background
With the development of times, automobiles are increasingly popularized in life of people, accessories in automobiles are diversified along with the development of technologies, the automobile cigarette lighter is a standard automobile-mounted accessory of modern automobiles, the automobile cigarette lighter in the prior art generally comprises a cigarette lighter seat connected with an automobile body and a cigarette lighter head which is arranged in the cigarette lighter seat and can be plugged, and when the automobile cigarette lighter is used, a circuit between the cigarette lighter head and the cigarette lighter seat is conducted and heated for lighting cigarettes by pressing the cigarette lighter head towards the direction of the cigarette lighter seat.
The cigar lighter is equipped with protection architecture, guarantees automobile body safety when the cigar lighter breaks down or the car owner uses improperly to lead to the short circuit of circuit or electric current to transship, but current protection architecture is fuse or pure bimetallic strip usually, and the fuse reaction time is long and can not used repeatedly, and the bimetallic strip adopts the mode of short circuit to protect, may lead to on-vehicle insurance to burn out, may lead to the car spontaneous combustion.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a repeatedly usable, more sensitive, safer cigar lighter for automobile.
In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides an automobile cigarette lighter, includes cigarette lighter seat, cigarette lighter seat includes the shell, be equipped with in the shell and lead electrical pillar and with lead electrical pillar fixed connection's electrically conductive shell fragment, cigarette lighter seat still includes temperature detect switch, temperature detect switch includes bimetal disc, action bars, the movable contact spring who has the moving contact, the static contact that has the static contact, the first rivet with movable contact spring fixed connection, the second rivet with static contact fixed connection, the moving contact sets up with the static contact, the outside lid of bimetal disc is equipped with the heat conduction lid, be equipped with the projection on the terminal surface of heat conduction lid orientation conductive pillar, be equipped with on the projection and supply to lead electrical pillar insert and fixed mounting groove, the one end that the movable contact spring was kept away from to first rivet is connected through first lug with the heat conduction lid.
In the technical scheme, compared with the existing cigarette lighter, the temperature control switch is additionally arranged, current in the temperature control switch flows in or reversely flows out from the second rivet, the static contact, the moving reed, the first rivet, the first lug plate and the heat conducting cover in sequence, when the temperature of the cigarette lighter is overhigh, the bimetallic disc in the temperature control switch jumps suddenly, the moving reed is extruded by the action rod to deform the moving reed, the moving contact is separated from the static contact to form the open circuit, after the temperature is recovered to be normal, the bimetallic disc is recovered to be in the original state, the moving contact is contacted with the static contact again, and the circuit is recovered.
As a further setting of the utility model, the movable contact spring is equipped with expansion end and stiff end, the moving contact sets up on the expansion end, the action bars sets up between bimetal video disc and movable contact spring, and the one end butt of action bars is served at the activity on the face of leading electrical pillar is kept away from to bimetal video disc, and other end butt.
In the technical scheme, the initial state of the bimetallic disc is that the bimetallic disc arches towards one side far away from the movable reed, when the temperature is too high, the bimetallic disc jumps towards one side close to the movable reed, the movable end of the movable reed deforms by enabling the actuating rod to extrude the movable reed, and the movable contact is separated from the static contact to form open circuit.
As a further arrangement of the utility model, one side that the bimetallic disk kept away from and leads electrical pillar is equipped with the direction apron, be equipped with the cavity that supplies bimetallic disk kick between direction apron and the heat conduction lid, be equipped with the guiding hole that supplies the action bars along its axial activity on the direction apron.
In the technical scheme, the guide cover plate and the heat conducting cover limit the movement of the outer edge of the bimetallic disc, so that the displacement of the whole bimetallic disc cannot be caused when the bimetallic disc suddenly jumps, the normal operation of the temperature control switch is ensured, the guide hole limits the movement direction of the action rod, and the effect of the temperature control switch is ensured.
As a further setting of the utility model, temperature detect switch still includes the protective sheath, be equipped with the hole of wearing out that supplies the projection to pass on the protective sheath, be equipped with the negative pole lug between shell and the protective sheath, negative pole lug fixed mounting is on the protective sheath.
Among the above-mentioned technical scheme, the spare part of protective sheath protection temperature detect switch does not receive the outside pollutant influence, and fixed spare part guarantees temperature detect switch's normal operating, and the protective sheath guarantees the contact of negative pole lug and shell, prevents to contact badly at cigar lighter during operation negative pole lug and shell.
As a further setting of the utility model, at least one bump is equipped with on the terminal surface of protective sheath orientation shell, the through-hole that the bump passed is supplied to the negative pole lug, be equipped with the confession bump male jack that corresponds with the through-hole on the shell.
Among the above-mentioned technical scheme, bump, through-hole, jack mutual adaptation make things convenient for the cigar lighter equipment.
As a further setting of the utility model, be equipped with the pin on the negative pole terminal piece, the lateral surface of protective sheath is equipped with the fixed slot that supplies the pin to fix.
Among the above-mentioned technical scheme, fixed slot and bump combined action fix the negative pole lug on the protective sheath, prevent that the displacement from taking place for the negative pole lug in the cigar lighter use, cause bad contact, influence the cigar lighter and use.
The present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of an embodiment of the present invention;
FIG. 2 is an exploded view of a temperature controller according to an embodiment of the present invention;
FIG. 3 is a front view of an embodiment of the present invention;
fig. 4 is a sectional view a-a of fig. 3.
Detailed Description
When terms such as "upper" and "lower", "right" and "left" or similar relative expressions are used in the present embodiment, these refer only to the accompanying drawings and are not necessarily actual usage.
The embodiment of the utility model is shown in fig. 1-4, a cigarette lighter for automobile comprises a cigarette lighter base 1, the cigarette lighter base 1 comprises a shell 101, a conductive column 102 and a conductive spring plate 103 fixedly connected with the conductive column 102 are arranged in the shell 101, the cigarette lighter base 1 further comprises a temperature control switch 2, the temperature control switch 2 comprises a bimetallic disc 201, an action rod 202, a U-shaped movable contact spring 203 with a movable contact 2033, a static contact 204 with a static contact 2041, a first rivet 205 fixedly connected with the movable contact spring 203, a second rivet 206 fixedly connected with the static contact 204, the movable contact 2033 is in contact with the static contact 2041, the movable contact 203 is provided with a movable end 2031 and a fixed end 2032, the movable contact 2033 is arranged on the movable end 2031, the action rod 202 is arranged between the bimetallic disc 201 and the movable contact spring 203, and one end of the action rod 202 is abutted against the surface of the bimetallic disc 201 far away from the conductive column 102, the other end is abutted against the movable end 2031, the outer side of the bimetallic disc 201 is covered with a heat conducting cover 207, the end face of the heat conducting cover 207 facing to the conductive column 102 is provided with a convex column 2071, the convex column 2071 is provided with a mounting groove 2072 for the conductive column 102 to be inserted and fixed, one end of the first rivet 205 far away from the movable contact 203 is connected with the heat conducting cover 207 through a first lug 208, one end of the second rivet 206 far away from the static contact 204 is provided with a second lug 209, compared with the existing cigarette lighter, the temperature controlled switch 2 is added, the current in the temperature controlled switch 2 flows in or reversely flows out from the second rivet 206, the static contact 204, the static contact 1, the movable contact 2033, the movable contact 203, the first rivet 205, the first lug 208 and the heat conducting cover 207 in sequence, the initial state of the bimetallic disc 201 is started towards one side far away from the movable contact 203, when the temperature of the cigarette lighter is too high, the bimetallic disc 201, the moving end 2031 of the moving reed 203 deforms to separate the moving contact 2033 from the static contact 2041 to form an open circuit, after the temperature returns to normal, the bimetal disc 201 returns to the original state, the moving contact 2033 and the static contact 2041 are in re-contact, and the circuit returns to normal, compared with the protection structure of the existing cigarette lighter, the temperature control switch 2 is sensitive in response and reusable, compared with the short circuit protection of the bimetal disc, the open circuit protection is safer, a guide cover plate 210 is arranged on one side of the bimetal disc 201 away from the conductive post 102, a cavity for the leap of the bimetal disc 201 is arranged between the guide cover plate 210 and the heat conducting cover 207, a guide hole 2101 for the moving of the moving rod 202 along the axial direction is arranged on the guide cover plate 210, the guide cover plate 210 and the heat conducting cover 207 limit the movement of the outer edge of the bimetal disc 201, so that the displacement of the whole bimetal disc 201 cannot be caused, the normal operation of the temperature controlled switch 2 is ensured, the guide hole 2101 limits the motion direction of the action rod 202, the effect of the temperature controlled switch 2 is ensured, the temperature controlled switch 2 further comprises a protective sleeve 211, a penetrating hole 2111 for the convex column 2071 to penetrate through is arranged on the protective sleeve 211, a negative terminal 104 is arranged between the shell 101 and the protective sleeve 211, the negative terminal 104 is fixedly arranged on the protective sleeve 211, the protective sleeve 211 protects the parts of the temperature controlled switch 2 from being affected by external pollutants and fixes the parts to ensure the normal operation of the temperature controlled switch 2, the protective sleeve 211 ensures the contact between the negative terminal 104 and the shell 101 to prevent the poor contact between the negative terminal 104 and the shell 101 when the cigarette lighter works, at least one convex point 2112 is arranged on the end surface of the protective sleeve 211 facing the shell 101, a through hole 1041 for the convex point 2112 to penetrate through is arranged on the negative terminal 104, a jack 1011 for the convex point 2112, make things convenient for the cigar lighter equipment, be equipped with pin 1042 on the negative pole lug 104, the lateral surface of protective sheath 211 is equipped with the fixed slot 2113 that supplies pin 1042 fixed, and fixed slot 2113 and bump 2112 combined action fix negative pole lug 104 on protective sheath 211, prevent that cigar lighter use in-process negative pole lug 104 from taking place the displacement, cause contact failure, influence the cigar lighter and use.
The utility model discloses do not confine the above-mentioned embodiment to, the general technical personnel in this field can adopt other multiple embodiments to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope.
Claims (6)
1. The utility model provides an automobile cigarette lighter, includes cigar lighter seat, cigar lighter seat includes the shell, be equipped with in the shell and lead electrical pillar and with lead electrical pillar fixed connection's electrically conductive shell fragment, its characterized in that: the cigarette lighter seat further comprises a temperature control switch, the temperature control switch comprises a bimetallic disc, an action rod, a movable contact piece with a movable contact, a static contact piece with a static contact, a first rivet fixedly connected with the movable contact piece and a second rivet fixedly connected with the static contact piece, the movable contact is arranged in contact with the static contact, a heat conducting cover is arranged on the outer side cover of the bimetallic disc, a convex column is arranged on the end face, facing the conductive column, of the heat conducting cover, a mounting groove for the conductive column to be inserted and fixed is formed in the convex column, and one end, far away from the movable contact piece, of the first rivet is connected with the heat conducting cover through a first wiring piece.
2. The cigar lighter for automobiles of claim 1, wherein: the movable contact is arranged on the movable end, the action rod is arranged between the bimetallic disc and the movable contact, one end of the action rod is abutted against the surface of the bimetallic disc far away from the conductive column, and the other end of the action rod is abutted against the movable end.
3. The cigar lighter for automobiles according to claim 1 or 2, wherein: the bimetallic disc is characterized in that a guide cover plate is arranged on one side, away from the conductive column, of the bimetallic disc, a cavity for the bimetallic disc to jump is arranged between the guide cover plate and the heat conductive cover, and a guide hole for the action rod to move along the axial direction of the action rod is formed in the guide cover plate.
4. The cigar lighter for automobiles of claim 3, wherein: temperature detect switch still includes the protective sheath, be equipped with the hole of wearing out that supplies the projection to pass on the protective sheath, be equipped with the negative pole lug between shell and the protective sheath, negative pole lug fixed mounting is on the protective sheath.
5. The cigar lighter for automobiles of claim 4, wherein: the terminal surface of the protective sleeve facing the shell is provided with at least one convex point, the negative terminal lug is provided with a through hole for the convex point to pass through, and the shell is provided with a jack for the convex point to insert, which corresponds to the through hole.
6. The cigar lighter for automobiles of claim 5, wherein: the negative pole terminal plate is provided with a pin, and the outer side face of the protective sleeve is provided with a fixing groove for fixing the pin.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921709113.3U CN210692432U (en) | 2019-10-12 | 2019-10-12 | Automobile cigarette lighter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921709113.3U CN210692432U (en) | 2019-10-12 | 2019-10-12 | Automobile cigarette lighter |
Publications (1)
Publication Number | Publication Date |
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CN210692432U true CN210692432U (en) | 2020-06-05 |
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ID=70895245
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921709113.3U Active CN210692432U (en) | 2019-10-12 | 2019-10-12 | Automobile cigarette lighter |
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CN (1) | CN210692432U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112018540A (en) * | 2020-07-21 | 2020-12-01 | 郑州森源新能源科技有限公司 | Connector for preventing secondary side of current transformer from being opened |
-
2019
- 2019-10-12 CN CN201921709113.3U patent/CN210692432U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112018540A (en) * | 2020-07-21 | 2020-12-01 | 郑州森源新能源科技有限公司 | Connector for preventing secondary side of current transformer from being opened |
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