CN218287913U - Lifting system of automobile spare tire - Google Patents
Lifting system of automobile spare tire Download PDFInfo
- Publication number
- CN218287913U CN218287913U CN202221026113.5U CN202221026113U CN218287913U CN 218287913 U CN218287913 U CN 218287913U CN 202221026113 U CN202221026113 U CN 202221026113U CN 218287913 U CN218287913 U CN 218287913U
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- motor
- spare tire
- gear box
- shaft sleeve
- worm
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Abstract
The utility model relates to a lift system of car spare tyre. Wherein, this system includes: the system is further provided with a motor control mechanism, the side face of the spare tire support further comprises a contact type touch switch, and the installation position of the contact type touch switch is located in the range contactable by the horizontal plane of the spare tire. The utility model provides a pair of spare tyre lifting system for car through motor control mechanism and contact touch switch's setting, has improved spare tyre lifting system's automation level and intelligent level, reduces the fault rate.
Description
Technical Field
The utility model belongs to the technical field of the car and specifically relates to a lift system of passenger train spare tyre is related to.
Background
Part of the automobile spare tire lifter is arranged at the bottom of an automobile frame, and a spare tire hung at the tail end of the spare tire lifter is lifted or lowered through a manual crank (or a motor) and a chain. Utility model with application number CN200420016519.0 discloses a spare tire lifter, which has two modes of electric and manual operation, but it does not embody the motor control mechanism, and there is the risk that the motor fails due to the misoperation of the driver.
SUMMERY OF THE UTILITY MODEL
To the above problem, the to-be-solved technical problem of the utility model is to utilize motor control mechanism and contact touch switch to realize the control to car spare tyre operating system.
In order to achieve the above purpose, the utility model provides a technical scheme does:
an elevator system for a spare tire of an automobile, comprising: the device comprises a motor, a shaft sleeve, a linkage bolt, a worm gear box, a manual crank shaft sleeve, a spare tire bracket, a spare tire and a chain;
the motor and the worm gear box are both fixedly arranged on the spare tire bracket;
the manual crank shaft sleeve is an outward extending interface at one end of the worm gear box and is used for being matched with a spare tire crank;
the output shaft of the motor is connected with the other end of the worm gear box through the shaft sleeve, and the linkage bolt is used for connecting the output shaft of the motor with the other end of the worm gear box through the shaft sleeve;
the spare tire is connected with the worm gear box through the chain, and the motor is used for driving the spare tire to ascend or descend through the worm gear box and the chain;
the system further comprises a motor control mechanism, and the side surface of the spare tire support further comprises a contact type touch switch, and the installation position of the contact type touch switch is in a contactable range of the horizontal plane of the spare tire.
Optionally, a flat key groove is formed at the connecting interface of the manual crank shaft sleeve and the worm and gear box.
Optionally, the motor is a brush motor.
Optionally, the motor is a brushless motor.
The utility model has the advantages that:
the utility model provides a pair of spare tyre lifting system for car through motor control mechanism and contact touch switch's setting, has improved spare tyre lifting system's automation level and intelligent level, reduces the fault rate.
Drawings
Fig. 1 is a schematic structural diagram of a lifting system for a spare tire of an automobile according to the present invention;
fig. 2 is the utility model provides a pair of lifting system's of car spare tyre electrical apparatus schematic diagram.
In the figure, 1, a motor; 2. a shaft sleeve; 3. a linkage bolt; 4. a worm gear case; 5. a manual crank shaft sleeve; 6. a spare tire support; 7. a touch switch; 8. a spare tire; 9. a chain; 10. a combination meter; 11. insurance; 12. a relay is controlled by the positive rotation of the motor; 13. a wire; 14. a motor reverse rotation control relay; 15. a spare tire lifting switch; 16. a speed regulation knob; 17. a direct current stepless speed regulator; 18. a storage battery; 19. a brush motor; 20. key switch
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Examples
Fig. 1 is a schematic structural diagram of an elevating system of a spare tire of an automobile provided by an embodiment of the present invention, the system includes: the device comprises a motor (1), a shaft sleeve (2), a linkage bolt (3), a worm gear box (4), a manual crank shaft sleeve (5), a spare tire support (6), a contact type touch switch (7), a spare tire (8) and a chain (9).
The motor (1) and the worm and gear box (4) are both fixedly mounted on the spare tire support (6), the spare tire (8) is connected with the worm and gear box (4) through a chain (9), and the motor (1) is used for driving the spare tire (8) to ascend or descend through the worm and gear box (4) and the chain (9); one end of the worm gear and worm box (4) is a manual output end, a crescent groove is formed in the extending interface of the worm gear and worm box and serves as a manual crank shaft sleeve (5), the manual crank shaft sleeve (5) is used for being matched with a spare tire crank of an automobile along with the automobile, and rising or falling of a spare tire (8) can be achieved through a mode of rotating the spare tire crank.
The other end of the worm gear box (4) is lengthened and is connected with an output shaft of the motor (1) through the shaft sleeve (2) and the linkage bolt (3), the connection mode can ensure equivalent and constant-speed transmission between the output shaft of the motor (1) and the worm, and the linkage bolt (3) can be manually disassembled to realize electric unlocking in the failure state of the motor (1), so that the operability of manual lifting is ensured.
The motor (1) is connected with the motor control mechanism, the motor control mechanism is connected with a power supply and a switch, the switch and a designed electric control program can realize the related functions of automatic lifting, forward and reverse rotation speed regulation and the like, when the spare tire (8) is lifted in an electric mode, the contact type touch switch (7) is pressed by the spare tire (8), the lifting end point position can be automatically sensed, and the movement can be automatically stopped in time. The motor (1) can adopt a brush motor or a brushless motor, etc., and a circuit schematic diagram of a lifting system of an automobile spare tire is described below by taking the brush motor as an example.
Referring specifically to fig. 2, the electrical schematic includes: the device comprises a combination instrument (10), a safety device (11), a motor forward rotation control relay (12), a lead (13), a motor reverse rotation control relay (14), a spare tire ascending and descending switch (15), a speed regulating knob (16), a direct current stepless speed regulator (17), a storage battery (18), a brush motor (19) and a key switch (20).
The positive electrode of the storage battery (18) is connected with the key switch (20) through a lead, and the safety catch (11) is connected between the key switch (9) and the coil input end (1') of the motor forward rotation control relay (12) in series.
The coil output end (2 ') of the motor forward control relay (12) is connected with the combination instrument (10), the contact type touch switch (7) is connected between the coil output end (2') of the motor forward control relay (12) and the negative pole of the storage battery (18) in series, the contact input end (3 ') of the motor forward control relay (12) is connected with the safety device (11), and the normally closed contact output end (5') of the motor forward control relay (12) is connected with the direct current stepless speed regulator (17).
The coil input end (6 ') and the contact input end (8') of the motor reversal control relay (14) are connected with the fuse (11), the normally open contact output end (10 ') of the motor reversal control relay (14) is connected with the direct current stepless speed regulator (17), and the coil output end (7') of the motor reversal control relay (14) is connected with the 8 th pin of the spare tire lifting switch (15).
The DC stepless speed regulator (17) is connected with the brush motor (19), the speed regulating knob (16) and the negative electrode of the storage battery (18).
The first pin, the third pin and the seventh pin of the spare tire lifting switch (15) are respectively connected with the direct current stepless speed regulator (17), and the fourth pin is connected with the negative electrode of the storage battery (18).
The spare tire lifting switch (15) is a double-gear rocker switch with reset, the gear I is a gear up, the gear II is a gear down, and the brush motor (19) rotates forwards or backwards through inching, namely the spare tire (8) is lifted or descended.
The speed regulating knob (16) regulates the rotating speed of the brush motor (19) through the direct current stepless speed regulator (17), and further regulates the lifting speed of the spare tire (8).
The contact type touch switch (7) is arranged on the spare tire support (6), and the installation position needs to be controlled within a contactable range of a horizontal plane of a spare tire (8). The contact type touch switch (7) controls the direct current stepless speed regulator (17) to supply power to the brush motor (19) through the motor forward rotation control relay (12). The contact type touch switch (7) can control the spare tire (8) to ascend to a specified position and stop.
The combination instrument (10) receives a suspension signal of the contact type touch switch (7) to realize loosening and alarming of the spare tire (8).
When the lifting system of the automobile spare tire adopts an electric mode to control the spare tire (8) to lift, when the spare tire lifting switch (15) is in a 0-gear state, namely the key switch (20) is closed, the brush motor (19) does not work, namely the worm gear box (4) does not work.
When a spare tire lifting switch (15) lifting button is clicked and pressed, when the spare tire lifting switch (15) is in an I gear, a brush motor (19) rotates forwards, when a spare tire (8) rises and touches a contact type touch switch (7), the motor rotates forwards to control a relay (12) to work, contacts (3 ') and (4') are attracted, a direct current stepless speed regulator (17) is powered off, namely the brush motor (19) is powered off, a spare tire lifter (4) stops working, and the spare tire (8) rises and stops acting. Meanwhile, when the contact type touch switch (7) is closed, the combination instrument (10) receives a negative signal, and the combination instrument (10) displays the negative signal through characters: the spare tire 8 is tightened in place (green font).
When a spare tire lifting switch (15) descending button is clicked and pressed, namely the spare tire lifting switch (15) is in a II gear, a brush motor (19) rotates reversely, the motor rotates reversely to control a relay (14) to work, relay contacts (8 ') and (10') attract each other to supply power to a direct current stepless speed regulator (17), the brush motor (19) rotates reversely, the spare tire (8) descends and is separated from a contact type touch switch (7), the contact type touch switch (7) is disconnected, the motor rotates reversely to control the relay (12) contacts (3 ') and (5') to be closed, and meanwhile, the direct current stepless speed regulator (17) is supplied with power, namely, the brush motor (19) is supplied with power. Meanwhile, the combination instrument (10) receives a suspension signal of the contact type touch switch (7) to alarm. The alarm state of the combination meter (10) is displayed through characters: the spare tire (8) falls off (red font), the buzzer alarms and the alarm is circulated for 3 times. It is also contemplated to add a yellow alarm indicator light to the meter display. The system can also be used as a spare tire (8) loosening alarm device, and can automatically remind a driver when the spare tire (8) is loosened.
When the spare tire (8) descends to the required height, the descending button of the spare tire lifting switch (15) stops being pressed, the brush motor (19) is powered off, and the descending action of the spare tire (8) stops.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (4)
1. An automobile spare tire lifting system comprising: the device comprises a motor (1), a shaft sleeve (2), a linkage bolt (3), a worm and gear box (4), a manual crank shaft sleeve (5), a spare tire support (6), a spare tire (8) and a chain (9); the motor (1) and the worm gear box (4) are both fixedly mounted on the spare tire bracket (6); the manual crank shaft sleeve (5) is an outward extending interface at one end of the worm gear box (4), and the manual crank shaft sleeve (5) is used for being matched with a spare tire crank; the output shaft of the motor (1) is connected with the other end of the worm gear box (4) through the shaft sleeve (2), and the linkage bolt (3) is used for connecting the output shaft of the motor (1) with the other end of the worm gear box (4) through the shaft sleeve (2); the spare tire (8) is connected with the worm and gear box (4) through the chain (9), and the motor (1) is used for driving the spare tire (8) to ascend or descend through the worm and gear box (4) and the chain (9); the method is characterized in that: the system further comprises a motor control mechanism, the motor control mechanism is connected with the motor (1) and used for controlling the operation of the motor, the side face of the spare tire support (6) further comprises a contact type touch switch (7), and the installation position of the contact type touch switch (7) is located in the contactable range of the horizontal plane of the spare tire (8).
2. The system of claim 1, wherein: and a flat key groove is formed at the connecting interface of the manual crank shaft sleeve (5) and the worm and gear box (4).
3. The system of claim 1, wherein: the motor (1) is a brush motor.
4. The system of claim 1, wherein: the motor (1) is a brushless motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221026113.5U CN218287913U (en) | 2022-04-28 | 2022-04-28 | Lifting system of automobile spare tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221026113.5U CN218287913U (en) | 2022-04-28 | 2022-04-28 | Lifting system of automobile spare tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218287913U true CN218287913U (en) | 2023-01-13 |
Family
ID=84802559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221026113.5U Active CN218287913U (en) | 2022-04-28 | 2022-04-28 | Lifting system of automobile spare tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218287913U (en) |
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2022
- 2022-04-28 CN CN202221026113.5U patent/CN218287913U/en active Active
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