CN212435533U - Generator with power supply safety device - Google Patents
Generator with power supply safety device Download PDFInfo
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- CN212435533U CN212435533U CN202021296914.4U CN202021296914U CN212435533U CN 212435533 U CN212435533 U CN 212435533U CN 202021296914 U CN202021296914 U CN 202021296914U CN 212435533 U CN212435533 U CN 212435533U
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Abstract
The utility model relates to the technical field of automobile parts, in particular to a generator with a power supply safety device, which comprises a rectifier bridge, a B + screw and a hollow screw; a protective cover; and the power supply fuse is connected with the protective cover in an injection molding manner and is provided with a fuse connecting hole I which is connected with the B + screw in an assembling manner and a fuse connecting hole II which is connected with the hollow screw in an assembling manner. According to the power supply protection device, the power supply fuse is integrated on the generator protection cover, one end of the power supply fuse is directly connected with the current output end of the generator through the B + screw, and the other end of the power supply fuse is connected with the wire harness end of the battery or the electrical appliance through the hollow screw, so that on one hand, the power supply fuse is integrated on the generator, the reasonable arrangement of parts at the end of the whole vehicle is facilitated, and on the other hand, the maximum rated current output can be limited to play a role in protecting the electrical; the power supply fuse, the B + screw and the hollow screw are fastened through the fastening nut, and the hollow screw and the battery or the wire harness end of the electrical appliance are fastened through the fastening nut, so that the stability of the power supply fuse device can be improved.
Description
Technical Field
The utility model relates to an automobile parts technical field specifically is a take power safeties generator.
Background
The automobile generator power supply fuse plays a role in protecting a generator and a whole automobile power supply system in a whole automobile, and the traditional generator main power supply fuse is generally fixed in an electric appliance box, occupies a large space and causes difficulty in arrangement space in the electric appliance box. Along with the continuous improvement of car electrification level, whole car electrical equipment is also more and more, and electrical equipment miniaturization, integration become the development trend, and the generator power insurance also needs design more reasonable fixed knot to construct, does benefit to whole car electrical equipment and integrates, is convenient for arrange.
Application number is CN 201420244336.8's utility model discloses a generator mains insurance integrated configuration, be connected generator mains insurance one end and the conducting strip on the positive terminal of battery pencil, the other end is connected with engine power pencil, so set up, then need not arrange generator mains insurance in the electrical apparatus box, the space of arranging of electrical apparatus box has been saved, make things convenient for arranging in the electrical apparatus box, but this kind of setting can increase the space of arranging near the battery, and the stability of this kind of setting still remains to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the problem that prior art exists, a arrange equitable, stable high electrified source safeties generator has been proposed.
The utility model provides a technical scheme that its technical problem adopted is: a generator with a power supply safety device comprises
The rectifier bridge is provided with a B + screw and a hollow screw;
a protective cover;
and the power supply fuse is connected with the protective cover in an injection molding manner and is provided with a fuse connecting hole I which is connected with the B + screw in an assembling manner and a fuse connecting hole II which is connected with the hollow screw in an assembling manner.
This application is integrated with the power insurance on preventing the generator protective cover, and the one end of power insurance is passed through the direct current output end with the generator of B + screw and is connected, and the other end passes through empty screw and is connected with the battery or with the pencil end of electrical apparatus, and the power insurance is integrated to be favorable to the rational arrangement of whole car end spare part on the generator on the one hand, and on the other hand can realize restricting the output of maximum rated current in order to play the effect of protecting whole car with electrical apparatus.
Preferably, the protective cover is further provided with
The first through hole is connected with a first threaded hole formed in the rectifier bridge through a screw;
and the second through hole is connected with a second threaded hole formed in the motor body through a screw.
Preferably, the first through hole and the second through hole are axially and sequentially arranged
An outer through hole portion for receiving a nut of the screw;
and the radius of the inner through hole part is smaller than that of the outer through hole part, and the inner through hole part is butted with the first threaded hole or the second threaded hole.
Preferably, the first threaded hole is embedded in the rectifier bridge, the second threaded hole protrudes out of the motor body, and the distances between the first threaded hole and the inner through hole are equal to those between the second threaded hole and the inner through hole.
Preferably, the hollow screw is provided with a fastening nut.
Preferably, the number of the fastening nuts is at least two.
Preferably, the axial length of the hollow screw protruding out of the power fuse is greater than the axial lengths of the two fastening nuts and less than the axial lengths of the three fastening nuts.
Preferably, the B + screw is provided with a fastening nut.
Preferably, the axial length of the B + screw protruding from the power fuse is equal to the axial length of one of the fastening nuts.
Preferably, the fastening nut includes a nut body and a nut washer.
Advantageous effects
According to the power supply protection device, the power supply fuse is integrated on the generator protection cover, one end of the power supply fuse is directly connected with the current output end of the generator through the B + screw, and the other end of the power supply fuse is connected with the wire harness end of the battery or the electrical appliance through the hollow screw, so that on one hand, the power supply fuse is integrated on the generator, the reasonable arrangement of parts at the end of the whole vehicle is facilitated, the arrangement space is saved, and on the other hand, the maximum rated current output can be limited to play a role in protecting the; the power supply fuse, the B + screw and the hollow screw are fastened through the fastening nut, and the hollow screw and the battery or the wire harness end of the electrical appliance are fastened through the fastening nut, so that the stability of the power supply fuse device can be improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a generator with a power fuse according to the present application;
FIG. 2 is a schematic structural view of the shield of FIG. 1;
fig. 3 is a schematic structural diagram of the motor body and the rectifier bridge in fig. 1.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 3, a generator with a power fuse includes a motor body 1, a protective cover 5 and a power fuse 6. The axial tip of motor body 1 is provided with rectifier bridge 2, is equipped with B + screw 3 and empty screw 4 on the rectifier bridge 2, and B + screw 3 and empty screw 4's the position that sets up can exchange each other. The B + screw 3 is connected with the current output end of the generator, and the hollow screw 4 is used for being connected with a wire harness end of a battery or an electric appliance and is insulated from other peripheral parts. The power supply fuse 6 is connected with the protective cover 5 in an injection molding mode, and is provided with a fuse connecting hole I61 which is connected with the B + screw 3 in an assembling mode and a fuse connecting hole II 62 which is connected with the hollow screw 4 in an assembling mode. The protective cover 5 is provided with a first through hole 71 connected with a first threaded hole 91 arranged on the rectifier bridge 2 through a screw 81, and a second through hole 72 connected with a second threaded hole 92 arranged on the motor body 1 through the screw 81.
During specific installation, only the first safety connection hole 61 and the second safety connection hole 62 on the protective cover 5 need to be correspondingly sleeved on the B + screw 3 and the hollow screw 4, and then the first through hole 71 and the second through hole 72 on the protective cover 5 are connected with the first threaded hole 91 and the second threaded hole 92 through the screws 81, so that the mounting and dismounting are very simple and convenient.
The current generated by the generator is generally output to the electric appliances and the battery wire harness of the whole vehicle through the B + screw 3 on the rectifier bridge 2 and through the power supply fuse 6 and the idle screw 4. When the generated current of the generator caused by abnormal faults exceeds the rated current limiting value of the power fuse 6, the power fuse 6 is fused to break the circuit between the B + screw 3 and the hollow screw 4, namely, the hollow screw 4 has no current output, thereby playing the role of protecting the electric appliances and the storage battery of the whole vehicle.
This application is integrated on generator protection casing 5 with power fuse 6, power fuse 6's one end is passed through B + screw 3 and is directly connected with the current output end of generator, the other end passes through empty screw 4 and is connected with the battery or with the pencil end of electrical apparatus, on the one hand power fuse 6 is integrated to be favorable to the rational arrangement of whole car end spare part on the generator, has saved the arrangement space, on the other hand can realize restricting the effect that the biggest rated current output was used in order to play the protection whole car with electrical apparatus.
In addition, each of the first through hole 71 and the second through hole 72 comprises an outer through hole part and an inner through hole part which are sequentially arranged in the axial direction, wherein the radius of the inner through hole part is smaller than that of the outer through hole part, and the inner through hole part is in butt joint with the first threaded hole 91 or the second threaded hole 92. The outer through hole part is used for accommodating a nut of the screw 81 on one hand, and the phenomenon that the nut is exposed out of the protective cover 5 to influence the attractiveness and the using effect of the protective cover is avoided; on the other hand, the mounting and limiting effect of the screw 81 can be achieved, and the connection convenience of the protective cover 5, the motor body 1 and the rectifier bridge 2 is improved.
The first threaded hole 91 is embedded in the rectifier bridge 2, the second threaded hole 92 protrudes out of the motor body 1, and the distances between the first threaded hole 91 and the second threaded hole 92 and the inner through hole part are equal. The first screw hole 91 and the second screw hole 92 of the structure further improve the convenience of connecting the protective cover 5 with the motor body 1 and the rectifier bridge 2.
The blank screw 4 is provided with two fastening nuts 82, and the B + screw 3 is provided with one fastening nut 82. Fastening nut 82 can be connected empty screw 4 and B + screw 3 and power fuse 6 are firm on the one hand, and on the other hand can be connected empty screw 4 and battery or the pencil end steady connection with electrical apparatus, has improved this application power fuse's stability.
The axial length of the hollow screw 4 protruding out of the power supply fuse 6 is greater than the axial lengths of the two fastening nuts 82 and less than the axial lengths of the three fastening nuts 82, so that the hollow screw 4 is as short as possible on the premise of meeting the requirements of installing the two fastening nuts 82 and connecting a wire harness end of a battery or an electric appliance, and the attractiveness and the using effect of the hollow screw 4 are improved. The axial length of the B + bolt 3 protruding out of the power supply fuse 6 is equal to the axial length of one fastening nut 82, so that the B + bolt 3 is as short as possible on the premise that one fastening nut 82 is mounted, and the attractiveness and the using effect of the B + bolt 3 are improved.
The fastening nut 82 comprises a nut body and a nut gasket, the nut gasket can enable the nut body to be connected with the power supply fuse 6, the hollow screw 4, the B + screw 3 and a battery or a wire harness end of an electric appliance more stably, and the stability of the power supply fuse device is further improved.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (10)
1. A generator with a power supply safety device is characterized in that: comprises that
The rectifier bridge (2) is provided with a B + bolt (3) and a hollow bolt (4);
a protective cover (5);
the power supply fuse (6) is connected with the protective cover (5) in an injection molding mode, and is provided with a first fuse connecting hole (61) which is connected with the B + bolt (3) in an assembling mode and a second fuse connecting hole (62) which is connected with the hollow bolt (4) in an assembling mode.
2. A powered safety generator as claimed in claim 1, wherein: the protective cover (5) is also provided with
The first through hole (71) is connected with a first threaded hole (91) formed in the rectifier bridge (2) through a screw (81);
and the second through hole (72) is connected with a second threaded hole (92) arranged on the motor body (1) through a screw (81).
3. A powered safety generator as claimed in claim 2, wherein: the first through hole (71) and the second through hole (72) are axially and sequentially arranged
An outer through hole portion for receiving a nut of the screw (81);
and the radius of the inner through hole part is smaller than that of the outer through hole part, and the inner through hole part is butted with the first threaded hole (91) or the second threaded hole (92).
4. A powered safety generator as claimed in claim 3, wherein: the first threaded hole (91) is embedded in the rectifier bridge (2), the second threaded hole (92) protrudes out of the motor body (1), and the distances between the first threaded hole (91) and the second threaded hole (92) and the inner through hole portion are equal.
5. A powered safety generator as claimed in claim 1, wherein: the hollow screw (4) is provided with a fastening nut (82).
6. A powered safety generator as claimed in claim 5, wherein: the number of the fastening nuts (82) is at least two.
7. A powered safety generator as claimed in claim 6, wherein: the axial length of the hollow screw (4) protruding out of the power supply fuse (6) is greater than the axial lengths of the two fastening nuts (82) and less than the axial lengths of the three fastening nuts (82).
8. A powered safety generator as claimed in claim 1, wherein: the B + screw (3) is provided with a fastening nut (82).
9. A powered safety generator as claimed in claim 8, wherein: the axial length of the B + screw (3) protruding out of the power fuse (6) is equal to the axial length of one of the fastening nuts (82).
10. A powered safety generator as claimed in any one of claims 5 to 9, wherein: the fastening nut (82) includes a nut body and a nut washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021296914.4U CN212435533U (en) | 2020-07-06 | 2020-07-06 | Generator with power supply safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021296914.4U CN212435533U (en) | 2020-07-06 | 2020-07-06 | Generator with power supply safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212435533U true CN212435533U (en) | 2021-01-29 |
Family
ID=74278286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021296914.4U Active CN212435533U (en) | 2020-07-06 | 2020-07-06 | Generator with power supply safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212435533U (en) |
-
2020
- 2020-07-06 CN CN202021296914.4U patent/CN212435533U/en active Active
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