CN220391420U - Locking device for lower tube battery box cover plate of electric bicycle - Google Patents
Locking device for lower tube battery box cover plate of electric bicycle Download PDFInfo
- Publication number
- CN220391420U CN220391420U CN202321240442.4U CN202321240442U CN220391420U CN 220391420 U CN220391420 U CN 220391420U CN 202321240442 U CN202321240442 U CN 202321240442U CN 220391420 U CN220391420 U CN 220391420U
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- bolt
- hole
- cover plate
- lower tube
- tube battery
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model provides a locking device for a lower tube battery box cover plate of an electric bicycle. This electric bicycle down tube battery box cover board locking device includes: the cover plate, the cover plate front end is equipped with the breach, the cover plate rear end is equipped with the through-hole, the through-hole front end of cover plate is equipped with the bar through-hole, be equipped with the gleitbretter on the cover plate, gleitbretter one end is equipped with the shoulder hole, the shoulder hole of gleitbretter then is relative with the through-hole position, the bar through-hole is equipped with outward and pushes away the button, push away the button and pass bar through-hole and gleitbretter fixed connection, the shoulder hole of gleitbretter and the breach of cover plate all joint have stop bolt, stop bolt and down manage battery case fixed connection. The locking device for the lower tube battery box cover plate of the electric bicycle is convenient to use, firm in fixation and low in manufacturing cost.
Description
Technical Field
The utility model relates to a locking device for a lower tube battery box cover plate of an electric bicycle.
Background
At present, a plurality of power-assisted electric bicycles are provided with a battery box on a lower tube, a battery is installed in the battery box, when the battery needs to be charged, a battery box cover plate is opened to take the battery out of the battery box, the battery can be taken for charging, and the locking device of the battery box cover plate and the battery box of the lower tube of the present electric bicycle is generally a mechanical locking device, and the following problems exist in the patent under tube battery box with the bulletin number of CN 212354246U: the battery is unlocked by taking a key every time, so that the battery is inconvenient to use and high in cost.
Disclosure of Invention
In view of the defects of the locking device of the lower tube battery box cover plate of the existing electric bicycle, the technical problems to be solved by the utility model are as follows: the locking device for the lower tube battery box cover plate of the electric bicycle is convenient to use, firm in fixation and low in manufacturing cost.
In order to achieve the above object, according to one aspect of the present utility model, the present utility model is achieved by the following technical means: an electric bicycle down tube battery case cover plate locking device, comprising: the cover plate, the cover plate front end is equipped with the breach, the cover plate rear end is equipped with the through-hole, the through-hole front end of cover plate is equipped with the bar through-hole, be equipped with the gleitbretter on the cover plate, gleitbretter one end is equipped with the shoulder hole, the shoulder hole of gleitbretter then is relative with the through-hole position, the bar through-hole is equipped with outward and pushes away the button, push away the button and pass bar through-hole and gleitbretter fixed connection, the shoulder hole of gleitbretter and the breach of cover plate all joint have stop bolt, stop bolt and down manage battery case fixed connection.
Further, the cover plate is rectangular, the front side of the middle part of the front end of the cover plate is provided with a containing groove, and the notch is positioned on the front side of the top of the containing groove and is U-shaped.
Further, the strip-shaped through hole and the through hole of the cover plate are provided with a sliding vane accommodating cavity, the front end of the sliding vane accommodating cavity is provided with a sliding vane accommodating cavity opening, the top wall above the strip-shaped through hole is hollowed out to form two elastic clamping arms, and the inner sides of the free ends of the two elastic clamping arms are respectively provided with opposite semicircular bulges.
Further, the limit bolt comprises an inner bolt and an outer bolt, two ends of the outer bolt are open, the inside of the outer bolt is hollow, an inner thread is arranged on the hollow inner wall of the outer bolt, and a bolt rod of the inner bolt penetrates into a bolt rod of the outer bolt and is in threaded connection with the hollow inner wall of the outer bolt.
Further, the slide sheet is a rectangular iron sheet, the stepped hole of the slide sheet is formed by communicating a large hole and a small hole, the slide sheet is inserted into the slide sheet accommodating cavity from one side of the opening of the slide sheet accommodating cavity and can slide back and forth along the slide sheet accommodating cavity, the front side of the stepped hole of the slide sheet is provided with a bolt hole, the bolt hole is opposite to the strip-shaped through hole, a fixing bolt is arranged above the push button, and the fixing bolt passes through the bolt hole of the slide sheet and the strip-shaped through hole of the slide sheet accommodating cavity and then is fixed on the push button.
Further, two limiting holes are respectively formed in the front end and the rear end of the lower tube battery box, two limiting bolts are respectively fixed in the limiting holes in the two ends of the lower tube battery box, two bolt caps of the limiting bolts at the rear end of the lower tube battery box are respectively located on the upper side and the lower side of the sliding sheet stepped hole, the large hole diameter of the stepped hole is larger than that of the two bolt caps of the limiting bolts, the small hole diameter is smaller than that of the two bolt caps of the limiting bolts and larger than that of the bolt rod of the inner bolt, the two bolt caps of the limiting bolts at the front end of the lower tube battery box are respectively located on the upper side and the lower side of a notch of the cover plate accommodating groove, and the opening width of the notch is smaller than that of the two bolt caps of the limiting bolts and larger than that of the bolt rod of the inner bolt.
Compared with the prior art, the utility model has the advantages that: the push button pushes the sliding sheet to open and close the lower tube battery box cover plate of the electric bicycle, so that the electric bicycle is convenient to use, firm in fixation and low in manufacturing cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 is a schematic structural view of a locking device for a lower tube battery case cover plate of an electric bicycle.
Fig. 2 is a schematic view of a lower tube battery case according to the present utility model.
Fig. 3 is an exploded view of the slide receiving chamber according to the present utility model.
Fig. 4 is a schematic view of a structure of a receiving groove according to the present utility model.
Reference numerals illustrate: 1. a cover plate; 2. a lower tube battery box; 3. a limiting hole; 4. a fixing bolt; 5. a push button; 6. a sliding sheet; 7. bolt holes; 8. a stepped hole; 9. a large hole; 10. a small hole; 11. a limit bolt; 12. an outer bolt; 13. an inner bolt; 14. a slide receiving cavity; 15. a through hole; 16. the sliding vane accommodating cavity is opened; 17. a clamp arm; 18. a protrusion; 19. a bar-shaped through hole; 20. a notch; 21. and a containing groove.
Detailed Description
The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," "bottom," "top," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.
Referring to fig. 1, 2, 3 and 4, a locking device for a lower tube battery box cover of an electric bicycle according to the present embodiment includes: the cover plate 1, the cover plate 1 front end is equipped with breach 20, the cover plate 1 rear end is equipped with through-hole 15, the through-hole 15 front end of cover plate 1 is equipped with bar through-hole 19, be equipped with gleitbretter 6 on the cover plate 1, gleitbretter 6 one end is equipped with shoulder hole 8, the shoulder hole 8 of gleitbretter 6 then is relative with through-hole 15 position, bar through-hole 19 is equipped with outward and pushes away button 5, push away button 5 and gleitbretter 6 fixed connection through bar through-hole 19, the shoulder hole 8 of gleitbretter 6 and the breach 20 of cover plate 1 all joint has stop bolt 11, stop bolt 11 and down manage battery case 2 fixed connection.
The cover plate 1 is rectangular, the front side of the middle part of the front end of the cover plate 1 is provided with a containing groove 21, and the notch 20 is positioned on the front side of the top of the containing groove 21 and is U-shaped.
The strip-shaped through hole 19 and the through hole 15 of the cover plate 1 are provided with a sliding vane accommodating cavity 14, the front end of the sliding vane accommodating cavity 14 is provided with a sliding vane accommodating cavity opening 16, the top wall above the strip-shaped through hole 19 is hollowed out to form two elastic clamping arms 17, and the inner sides of the free ends of the two elastic clamping arms 17 are respectively provided with opposite semicircular bulges 18.
The limit bolt 11 is composed of an inner bolt 13 and an outer bolt 12, two ends of the outer bolt 12 are open, the inside of the outer bolt 12 is hollow, an inner thread is arranged on the hollow inner wall of the outer bolt 12, and a bolt rod of the inner bolt 13 penetrates into a bolt rod of the outer bolt 12 and is in threaded connection with the hollow inner wall of the outer bolt 12.
The sliding vane 6 is a rectangular iron sheet, the stepped hole 8 of the sliding vane 6 is formed by communicating a big hole 9 and a small hole 10, the sliding vane 6 is inserted into the sliding vane accommodating cavity 14 from one side of the opening 16 of the sliding vane accommodating cavity and can slide back and forth along the sliding vane accommodating cavity 14, the front side of the stepped hole 8 of the sliding vane 6 is provided with a bolt hole 7, the bolt hole 7 is opposite to the strip-shaped through hole 19, a fixing bolt 4 is arranged above the push button 5, and the fixing bolt 4 passes through the bolt hole 7 of the sliding vane 6 and the strip-shaped through hole 19 of the sliding vane accommodating cavity 14 and is then fixed on the push button 5.
The two ends are equipped with a spacing hole 3 respectively around the lower pipe battery case 2, spacing bolt 11 is two, and fix respectively in the spacing hole 3 at lower pipe battery case 2 both ends, the two bolt caps of spacing bolt 11 of lower pipe battery case 2 rear end are located the upper and lower both sides of gleitbretter 6 shoulder hole 8 respectively, and the macropore 9 diameter of shoulder hole 8 is greater than the two bolt caps of spacing bolt 11, and aperture 10 diameter is less than the two bolt caps of spacing bolt 11 and is greater than the diameter of the shank of interior bolt 13, the two bolt caps of spacing bolt 11 of lower pipe battery case 2 front end are located the upper and lower both sides of apron 1 holding groove 21 breach 20 respectively, breach 20 opening width is less than the two bolt caps of spacing bolt 11 and is greater than the diameter of the shank of interior bolt 13.
In the normal state of the locking device of the cover plate 1 of the lower tube battery box 2 of the electric bicycle, the cover plate 1 is closed, the lower tube battery box 2 is opened, a U-shaped notch 20 of a containing groove 21 at the front end of the cover plate 1 is clamped on an inner bolt 13 rod between two bolt caps of a limit bolt 11, a small hole 10 of a stepped hole 8 of a sliding sheet 6 at the rear end of the cover plate 1 is clamped on the inner bolt 13 rod between the two bolt caps of the limit bolt 11, the cover plate 1 is fixed with the lower tube battery box 2, a fixing bolt 4 at the front end of the sliding sheet 6 is limited in the two clamping arms 17 by semicircular bulges 18 of the two clamping arms 17, the sliding sheet 6 cannot slide along a sliding sheet containing cavity 14 even if the electric bicycle is vibrated when riding, and the cover plate 1 is firmly locked on the lower tube battery box 2 all the time; when the cover plate 1 of the lower tube battery box 2 needs to be opened, the push button 5 is pushed, the push button 5 drives the sliding sheet 6 to slide towards the front end of the sliding sheet accommodating cavity 14 through the fixing bolt 4, the fixing bolt 4 of the push button 5 slides through the semicircular protrusions 18 of the two clamping arms 17, the two bolt caps of the limit bolt 11 at the rear end of the lower tube battery box 2 enter the large holes 9 of the stepped holes 8 of the sliding sheet 6, then the cover plate 1 is pushed to slightly move towards the rear end of the cover plate 1, the U-shaped notch 20 of the front end accommodating groove 21 of the cover plate 1 is separated from the front end limit bolt 11, the cover plate 1 can be smoothly separated from the lower tube battery box 2, and the lower tube battery box is convenient to use, firm in fixing and low in manufacturing cost.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. An electric bicycle down tube battery case cover plate locking device, comprising: the apron, its characterized in that: the utility model discloses a battery box, including apron, slip sheet, lower tube battery box, push button passes bar through-hole and slip sheet fixed connection, the breach of slip sheet all joint has stop bolt, stop bolt and lower tube battery box fixed connection.
2. The electric bicycle lower tube battery box cover plate locking device according to claim 1, wherein: the cover plate is rectangular, the front side of the middle part of the front end of the cover plate is provided with a containing groove, and the notch is positioned on the front side of the top of the containing groove and is U-shaped.
3. The electric bicycle lower tube battery box cover plate locking device according to claim 1, wherein: the strip-shaped through hole and the through hole of the cover plate are provided with a sliding vane accommodating cavity, the front end of the sliding vane accommodating cavity is provided with a sliding vane accommodating cavity opening, the top wall above the strip-shaped through hole is hollowed out to form two elastic clamping arms, and the inner sides of the free ends of the two elastic clamping arms are respectively provided with opposite semicircular bulges.
4. The electric bicycle lower tube battery box cover plate locking device according to claim 1, wherein: the limit bolt consists of an inner bolt and an outer bolt, two ends of the outer bolt are open, the inside of the outer bolt is hollow, an inner thread is arranged on the hollow inner wall of the outer bolt, and a bolt rod of the inner bolt penetrates into a bolt rod of the outer bolt and is in threaded connection with the hollow inner wall of the outer bolt.
5. A lower tube battery box cover plate locking device of an electric bicycle according to claim 3, wherein: the sliding vane is a rectangular iron sheet, the stepped hole of the sliding vane is formed by communicating a large hole and a small hole, the sliding vane is inserted into the sliding vane accommodating cavity from one side of the opening of the sliding vane accommodating cavity and can slide back and forth along the sliding vane accommodating cavity, the front side of the stepped hole of the sliding vane is provided with a bolt hole, the bolt hole is opposite to the strip-shaped through hole, a fixing bolt is arranged above the push button, and the fixing bolt penetrates the bolt hole of the sliding vane and the strip-shaped through hole of the sliding vane accommodating cavity and is then fixed on the push button.
6. The electric bicycle lower tube battery box cover plate locking device according to claim 4, wherein: the utility model discloses a lower tube battery case, including lower tube battery case, slide sheet ladder hole, upper and lower both sides of slide sheet ladder hole, lower tube battery case, upper and lower both ends are equipped with a spacing hole respectively around the lower tube battery case, spacing bolt is two, and the spacing bolt of lower tube battery case rear end is two bolt caps are in the upper and lower both sides of slide sheet ladder hole respectively, and the macropore diameter of ladder hole is greater than two bolt caps of spacing bolt, and the aperture diameter is less than two bolt caps of spacing bolt and is greater than the diameter of the bolt pole of interior bolt, two bolt caps of spacing bolt of lower tube battery case front end are in the upper and lower both sides of apron holding tank breach respectively, breach opening width is less than two bolt caps of spacing bolt and is greater than the diameter of the bolt pole of interior bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240442.4U CN220391420U (en) | 2023-05-22 | 2023-05-22 | Locking device for lower tube battery box cover plate of electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240442.4U CN220391420U (en) | 2023-05-22 | 2023-05-22 | Locking device for lower tube battery box cover plate of electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220391420U true CN220391420U (en) | 2024-01-26 |
Family
ID=89615410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321240442.4U Active CN220391420U (en) | 2023-05-22 | 2023-05-22 | Locking device for lower tube battery box cover plate of electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220391420U (en) |
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2023
- 2023-05-22 CN CN202321240442.4U patent/CN220391420U/en active Active
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